CN103713150A - Lead wire type magnetoelectric revolution speed transducer - Google Patents
Lead wire type magnetoelectric revolution speed transducer Download PDFInfo
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- CN103713150A CN103713150A CN201310651015.XA CN201310651015A CN103713150A CN 103713150 A CN103713150 A CN 103713150A CN 201310651015 A CN201310651015 A CN 201310651015A CN 103713150 A CN103713150 A CN 103713150A
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Abstract
The invention relates to a lead wire type magnetoelectric revolution speed transducer. The transducer comprises a wire pack assembly (1), a nut (2), a transducer body (3), an end cap (4), a through coil (5), an outgoing wire (6), a copper clamp (7), and a magnetic steel set (8). The transducer body (3) is shaped like a hollow tubular structure. The wire pack assembly (1) is arranged inside the transducer body (3) and equipped with a lead wire. The magnetic steel set (8) is drawn onto one end face of a core rod of the wire pack assembly (1). The end cap (4) is connected with the transducer body (3) through screw threads. The interior of the end cap (4) is a via hole, and the outgoing wire (6) penetrates through the via hole. One end of the outgoing wire (6) extends into the interior of the transducer body (3) to be connected with the lead wire, while the other end of the outgoing wire (6) extends out of the end cap (4). The through coil (5) is clamped and mounted on the end cap and used for protecting the outgoing wire (6). The transducer body (3) is connected with the nut. The lead wire type magnetoelectric revolution speed transducer can realize the revolution speed measurement of vehicle diesel engines and other application occasions requiring high compactness.
Description
Technical field
The invention belongs to diesel engine test technical field, be specifically related to a kind of lead type magnetic power rotation speed sensor.
Background technology
Vehicular engine compact conformation, narrow space, conventional sensors afterbody is with electrical connector socket, cable one end is with electric plug connector, when dismounting or installation, require to have the extra space of freeing, cause and on complete machine, arrange that difficulty strengthens, the present invention adopts direct lead wire mode, fine this problem that solved.
Summary of the invention
The object of patent of the present invention is to provide a kind of lead type magnetic power rotation speed sensor, realizes the tachometric survey that the contour compactness of diesel engine for automobile requires application scenario.
The technical solution used in the present invention:
A kind of lead type magnetic power rotation speed sensor, it comprises solenoid component 1, nut 2, sensor body 3, end cap 4, cross coil 5, draw wire 6, copper folder 7, magnet steel group 8, sensor body 3 is hollow tubular structure, solenoid component 1 is arranged in sensor body 3, on solenoid component 1, be provided with lead-in wire, magnet steel group 8 is pull-in on core bar one end face of solenoid component 1, end cap 4 is threaded with sensor body 3, end cap 4 inside are through hole, draw wire 6 through described through hole, one end puts in sensor body 3 inside and is connected with described lead-in wire, the other end stretches out end cap 4, crossing coil 5 is installed on end cap 4, for shielding to drawing wire 6, the inner embedding of sensor body 3 has insulating material, the outside entire body of sensor body 3 is provided with screw thread, be connected with nut 2.
The two layer line bags that described solenoid component 1 is wound with by core bar and inside and outside half bobbin, half bobbin inside form, wherein core bar is the solid spike structure of pure iron material, its one end is provided with the integrated annular catch perpendicular to axis, inside and outside half bobbin concentric locking collar closes, wherein between inside and outside half bobbin, be provided with two layer line bags, be radially inside and outside layout.
Described sensor body 3 is stainless steel or brass material.
Described end cap 4 xsects are button head screw shape, inner hollow, and large round end surface is provided with annular knurl, and roundlet end face is provided with external thread, and described large round end surface inside is cylindrical cavity.
Described sensor body 3 left ends are provided with closely-pitched internal thread, and the inner remainder of sensor body 3 is arranged to 60 degree wedge angle screw with long screw pitch wire casings, for preventing that embedding from deviating from.
The described wire 6 of drawing is provided with copper folder 7 in the one end that puts in sensor body 3 inside, copper folder 7 is stuck on end cap 4 end faces, for preventing that drawing wire 6 pulled out by external force.
Described coil 5 is excessively quality of rubber materials, and both sides are sphere, and middle part is rectangle annular groove, and described rectangle annular groove is stuck in one end of end cap 4.
Described magnet steel group 8 is sequentially pull-in on one by least two blocks of magnet steel according to the N utmost point S utmost point.
The present invention compared with prior art its beneficial effect is: this sensor extension line is direct lead-out mode, dismounting, connect take up room little, afterbody connectorless space and free space hold.Have and insert the dark function of adjusting.
Accompanying drawing explanation
Fig. 1 is configuration diagram of the present invention.
Embodiment
As shown in Figure 1, sensor body 3 is the nonmagnetic substances such as stainless steel or brass, integral body in a tubular form, external crossbar portion is entire body fine thread, sensor body 3 inner hollow, and head is provided with closely-pitched internal thread, be connected with end cap 4, all the other sections are unthreaded hole, at unthreaded hole inwall, are provided with 60 degree wedge angle screw with long screw pitch wire casings, for anti-embedding, deviate from.
Solenoid component 1 forms skeleton by pure iron material core bar and inside and outside half bobbin, and inside is wound with two layer lines and holds group.Lead-in wire is drawn wire 6 with outside and is connected, is provided with tubulose copper folder 7 drawing on wire 6, press from both sides 7 distortion clamping wire by copper, and copper presss from both sides 7 and is stuck in inside end cap 4 small ends, to drawing wire, plays clip effect, and prevention is drawn wire 6 and pulled out.
According to sensor signal, output requires and magnet steel 8 induction level, and some magnet steel are sequentially pull-in on to one according to the N utmost point S utmost point, then on the core bar end face of the online bag of absorption assembly 1.
End cap 4 is button head screw shape, hollow, and the large periphery annular knurl in one end, the other end is external thread, is connected with sensor body 3, leaded hole, center, large periphery inside is cylindrical cavity, in cavity one side, is provided with coil 5.Cross coil 5 for quality of rubber materials, both sides are sphere, and middle part is rectangle annular groove, and annular groove is stuck in one end of end cap 4.Crossing 5 pairs of coils draws wire and shields.
Assemble completely, sensor internal will carry out whole embedding, and potting compound adopts insulating epoxy potting material, after embedding, will carry out baking-curing processing, preferably the car sensor end face of flating pass.
Claims (8)
1. a lead type magnetic power rotation speed sensor, it comprises solenoid component (1), nut (2), sensor body (3), end cap (4), cross coil (5), draw wire (6), copper folder (7), magnet steel group (8), it is characterized in that: sensor body (3) is hollow tubular structure, solenoid component (1) is arranged in sensor body (3), solenoid component is provided with lead-in wire on (1), magnet steel group (8) is pull-in on core bar one end face of solenoid component (1), end cap (4) is threaded with sensor body (3), end cap (4) inside is through hole, draw wire (6) through described through hole, one end puts in sensor body (3) inside and is connected with described lead-in wire, the other end stretches out end cap (4), crossing coil (5) is installed on end cap (4), for shielding to drawing wire (6), the inner embedding of sensor body (3) has insulating material, the outside entire body of sensor body (3) is provided with screw thread, be connected with nut (2).
2. a kind of lead type magnetic power rotation speed sensor according to claim 1, it is characterized in that: the two layer line bags that described solenoid component (1) is wound with by core bar and inside and outside half bobbin, half bobbin inside form, wherein core bar is the solid spike structure of pure iron material, its one end is provided with the integrated annular catch perpendicular to axis, inside and outside half bobbin concentric locking collar closes, wherein between inside and outside half bobbin, be provided with two layer line bags, be radially inside and outside layout.
3. a kind of lead type magnetic power rotation speed sensor according to claim 1, is characterized in that: described sensor body (3) is stainless steel or brass material.
4. a kind of lead type magnetic power rotation speed sensor according to claim 1, it is characterized in that: described end cap (4) xsect is button head screw shape, inner hollow, large round end surface is provided with annular knurl, roundlet end face is provided with external thread, and described large round end surface inside is cylindrical cavity.
5. a kind of lead type magnetic power rotation speed sensor according to claim 1, it is characterized in that: described sensor body (3) left end is provided with closely-pitched internal thread, the inner remainder of sensor body (3) is arranged to 60 degree wedge angle screw with long screw pitch wire casings, for preventing that embedding from deviating from.
6. a kind of lead type magnetic power rotation speed sensor according to claim 1, it is characterized in that: the described wire (6) of drawing is provided with copper folder (7) in the one end that puts in sensor body (3) inside, copper folder (7) is stuck on end cap (4) end face, for preventing that drawing wire (6) pulled out by external force.
7. a kind of lead type magnetic power rotation speed sensor according to claim 1, is characterized in that: described crosses coil (5) for quality of rubber materials, and both sides are sphere, and middle part is rectangle annular groove, and described rectangle annular groove is stuck in one end of end cap (4).
8. a kind of lead type magnetic power rotation speed sensor according to claim 1, is characterized in that: described magnet steel group (8) is sequentially pull-in on one by least two blocks of magnet steel according to the N utmost point S utmost point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310651015.XA CN103713150A (en) | 2013-12-06 | 2013-12-06 | Lead wire type magnetoelectric revolution speed transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310651015.XA CN103713150A (en) | 2013-12-06 | 2013-12-06 | Lead wire type magnetoelectric revolution speed transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103713150A true CN103713150A (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310651015.XA Pending CN103713150A (en) | 2013-12-06 | 2013-12-06 | Lead wire type magnetoelectric revolution speed transducer |
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| Country | Link |
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| CN (1) | CN103713150A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849486A (en) * | 2014-11-24 | 2015-08-19 | 重庆斯凯力科技有限公司 | Rotating speed sensor |
| CN110618288A (en) * | 2019-08-15 | 2019-12-27 | 中国航空工业集团公司上海航空测控技术研究所 | Magnetoelectric rotating speed measuring device |
| CN110940827A (en) * | 2019-10-30 | 2020-03-31 | 北京遥测技术研究所 | Magnetoelectric revolution speed transducer suitable for large-interval measurement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0357870A2 (en) * | 1988-08-24 | 1990-03-14 | Rockwell International Corporation | Unitary rotational speed sensor |
| CN202230097U (en) * | 2011-08-23 | 2012-05-23 | 大连美天三有电子仪表有限公司 | A magnetic speed sensor |
| CN102645548A (en) * | 2012-05-12 | 2012-08-22 | 中国兵器工业集团第七0研究所 | Magnetoelectricity revolution speed transducer |
| CN102981012A (en) * | 2012-11-14 | 2013-03-20 | 大连美天三有电子仪表有限公司 | Ultra-low temperature revolution speed transducer |
-
2013
- 2013-12-06 CN CN201310651015.XA patent/CN103713150A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0357870A2 (en) * | 1988-08-24 | 1990-03-14 | Rockwell International Corporation | Unitary rotational speed sensor |
| CN202230097U (en) * | 2011-08-23 | 2012-05-23 | 大连美天三有电子仪表有限公司 | A magnetic speed sensor |
| CN102645548A (en) * | 2012-05-12 | 2012-08-22 | 中国兵器工业集团第七0研究所 | Magnetoelectricity revolution speed transducer |
| CN102981012A (en) * | 2012-11-14 | 2013-03-20 | 大连美天三有电子仪表有限公司 | Ultra-low temperature revolution speed transducer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849486A (en) * | 2014-11-24 | 2015-08-19 | 重庆斯凯力科技有限公司 | Rotating speed sensor |
| CN110618288A (en) * | 2019-08-15 | 2019-12-27 | 中国航空工业集团公司上海航空测控技术研究所 | Magnetoelectric rotating speed measuring device |
| CN110618288B (en) * | 2019-08-15 | 2022-04-05 | 中国航空工业集团公司上海航空测控技术研究所 | Magnetoelectric rotating speed measuring device |
| CN110940827A (en) * | 2019-10-30 | 2020-03-31 | 北京遥测技术研究所 | Magnetoelectric revolution speed transducer suitable for large-interval measurement |
| CN110940827B (en) * | 2019-10-30 | 2022-02-01 | 北京遥测技术研究所 | Magnetoelectric revolution speed transducer suitable for large-interval measurement |
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Application publication date: 20140409 |