CN205879095U - Novel crankshaft position sensor - Google Patents
Novel crankshaft position sensor Download PDFInfo
- Publication number
- CN205879095U CN205879095U CN201620780406.0U CN201620780406U CN205879095U CN 205879095 U CN205879095 U CN 205879095U CN 201620780406 U CN201620780406 U CN 201620780406U CN 205879095 U CN205879095 U CN 205879095U
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- Prior art keywords
- nanotube
- sliding bottom
- position sensor
- pipe
- appearance
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002071 nanotube Substances 0.000 abstract 10
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model relates to a crankshaft position sensor, concretely relates to novel crankshaft position sensor, hold nanotube including first appearance nanotube and second, first appearance nanotube passes through the flange with second appearance nanotube and links to each other, the first appearance nanotube other end is equipped with the plug and participates in, the second holds the nanotube other end and is equipped with the hub cap, first appearance nanotube and second hold nanotube and all are equipped with the installing support outward, be equipped with the circuit board in the first appearance nanotube, the second holds the nanotube middle part and is equipped with the rotor holding tank, rotor holding tank both sides are equipped with unable adjustment base respectively, the magnet steel, the last slide rail that is equipped with of unable adjustment base, the unable adjustment base top is equipped with the sliding bottom, sliding bottom bottom be equipped with with slide rail complex spout, the sliding bottom top is equipped with the visor, the visor links to each other with the sliding bottom through the pivot, be equipped with hall sensor in the airtight space that visor and sliding bottom formed, the utility model provides a technical scheme can effectively overcome lower, convenient to detach maintenance and the installation defect such as stable inadequately not of structure complicacy, production efficiency.
Description
Technical field
This utility model relates to crankshaft position sensor, is specifically related to a kind of new type crank position sensor.
Background technology
Along with discharge standard requirement is improved constantly by Global Auto industry so that engine performance is wanted by automobile industry
Ask more and more higher.The quality of engine performance depends on accuracy when carburetor fuel sprays to air-fuel ration control, and
Each cylinder oil mass distribution uniformity and the rapidity etc. of response, and if can not accurately control the concentration of gaseous mixture, then can cause
Incomplete combustion, causes the harmful components in waste gas to increase.In order to enable to calculate exactly the run action of electromotor, and calculate
Going out rational injection time, the most commonly used mode is to install crankshaft position sensor on automobile to monitor electromotor
Operation conditions.Although such sensor can meet electromotor to a certain extent uses the needs of environment, but in actual production
During, because of technique and the restriction of technology, however it remains more problem and defect.
Crankshaft position sensor is as the important spare part on automobile, and its effect just determines that the position of bent axle, namely
The corner of bent axle.Crankshaft position sensor typically requires cooperation CMPS Camshaft Position Sensor and is operated together, in order to determine vapour
Car time of ignition substantially.Existing automobile sets for engine ignition and is typically to start at compression stroke end igniting,
And determine which this igniting of cylinder piston and time of ignition in electromotor, it is simply that according to crankshaft position sensor and camshaft location
The signal of sensor is by calculated.By the signal of crankshaft position sensor and CMPS Camshaft Position Sensor it is known that
Which cylinder piston is in top dead centre, passes through CMPS Camshaft Position Sensor simultaneously, it is also possible to know which cylinder piston is in compression stroke
In.In conjunction with crankshaft position sensor and the signal of CMPS Camshaft Position Sensor, the computer in electromotor just can calculate a little
The fire moment, and determine which Cylinder engine.Understanding in conjunction with said process, crankshaft position sensor has higher wanting for precision
Ask and require that signal transmission is wanted quickly.
In publication No. CN104964637A, date of publication be on October 7th, 2015 patent of invention in disclose a kind of vapour
Car crankshaft position sensor, including sensor body and the wire harness assembly being connected to sensor body, sensor body includes bone
Frame body and injection body, be fixed with circuit board, circuit board be welded with Hall chip inside frame body, frame body is internal also
It is molded with magnet steel；Injection body is coated on frame body periphery；Wire harness assembly includes high temperature resistant wire harness and is arranged at outside wire harness
The protection set in week, wire harness one end is connected to circuit board, and the other end connects adapter, the other end of adapter and automobile computer control
Device processed communicates.This automobile crane position sensor structure is complex, and technical process is more, and production efficiency is relatively low, is unfavorable for
The large-scale manufacturing；Simultaneously as the complexity of structure causes being not easy to detachable maintaining, the automobile that once breaks down is by nothing
Method is lighted a fire；Owing to being not provided with installing fixing structure, magnet steel is easy to the displacement because of driving vibrations, and then causes crank position
Transducer distortion.
Utility model content
(1) solve the technical problem that
For the disadvantages mentioned above existing for prior art, this utility model provides a kind of new type crank position sensor,
Can effectively overcome the complexity of the structure existing for prior art, production efficiency is relatively low, be not easy to detachable maintaining and install inadequate
The defect such as stable.
(2) technical scheme
For realizing object above, this utility model is achieved by the following technical programs:
A kind of new type crank position sensor, accommodates pipe including the first receiving pipe and second, and described first accommodates Guan Yu
Two accommodate pipe is connected by flange, and described first accommodates the pipe other end is provided with plug and pin, and described second accommodates the pipe other end
Being provided with hub cap, mounting bracket is managed and is equipped with outside the second receiving pipe in described first receiving, is provided with circuit in described first receiving pipe
Plate, is provided with rotor holding tank in the middle part of described second receiving pipe, and described rotor holding tank is respectively provided on two sides with firm banking, magnet steel,
Described firm banking is provided with slide rail, and described firm banking is arranged over sliding bottom, is provided with sliding bottom described sliding bottom
The chute that rail coordinates, described sliding bottom is arranged over protection cap, and described protection cap is connected with sliding bottom by rotating shaft, described
Being provided with Hall element in the confined space that protection cap and sliding bottom are formed, described magnet steel one end is provided with spring-housing groove, institute
Being provided with spring in stating spring-housing groove, described spring is connected with spacing projection, the second receiving pipe relative with described spacing projection
Place is provided with rubber locating slot.
Preferably, described hub cap is fixing by screw thread and the second receiving pipe.
Preferably, described slide rail and chute are all in T-shape.
Preferably, described sliding bottom is the most L-shaped with protection cap.
Preferably, described spring-housing groove is at least provided with two.
(3) beneficial effect
Compared with prior art, a kind of new type crank position sensor structure provided by the utility model is relatively simple,
Using modularized design for the ease of detachable maintaining, shorten whole technical process, production efficiency is higher, it is simple to advise greatly
The manufacturing of mould；Magnet steel can be securely fixed by spacing projection, coordinates pin and the fixation of mounting bracket, it is possible to have
Effect is avoided causing magnetic steel displacement because shaking for a long time, and then causes crankshaft position sensor distortion；Spacing projection, the slip end
The design of seat makes magnet steel, Hall element can dismantle taking-up in crankshaft position sensor more easily, it is simple to carry out
Maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art.It should be evident that the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is this utility model structural representation；
In figure:
1, first accommodates pipe；2, second accommodates pipe；3, flange；4, hub cap；5, circuit board；6, rotor holding tank；7, fixing
Base；8, slide rail；9, sliding bottom；10, chute；11, rotating shaft；12, protection cap；13, magnet steel；14, spring-housing groove；15, bullet
Spring；16, spacing projection；17, rubber locating slot；18, Hall element；19, plug；20, pin；21, mounting bracket.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment.Obviously, retouched
The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Based on the enforcement in this utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into
The scope of this utility model protection.
A kind of new type crank position sensor, as it is shown in figure 1, include that the first receiving pipe 1 and second accommodates pipe 2, first holds
Pipe 1 of receiving is accommodated pipe 2 with second and is connected by flange 3, and first accommodates pipe 1 other end is provided with plug 19 and pin 20, and second accommodates
Pipe 2 other end is provided with hub cap 4, is equipped with mounting bracket 21, sets in the first receiving pipe 1 outside the first receiving pipe 1 and the second receiving pipe 2
Having circuit board 5, be provided with rotor holding tank 6 in the middle part of the second receiving pipe 2, rotor holding tank 6 is respectively provided on two sides with firm banking 7, magnetic
Steel 13, firm banking 7 is provided with slide rail 8, and firm banking 7 is arranged over sliding bottom 9, is provided with and slide rail 8 bottom sliding bottom 9
The chute 10 coordinated, sliding bottom 9 is arranged over protection cap 12, and protection cap 12 is connected with sliding bottom 9 by rotating shaft 11, protection
Being provided with Hall element 18 in the confined space that lid 12 and sliding bottom 9 are formed, magnet steel 13 one end is provided with spring-housing groove 14, bullet
Being provided with spring 15 in spring holding tank 14, spring 15 is connected with spacing projection 16, at the second receiving pipe 2 relative with spacing projection 16
It is provided with rubber locating slot 17.Hub cap 4 accommodates pipe 2 by screw thread and second to be fixed, and slide rail 8 and chute 10, all in T-shape, slide at the end
Seat 9 is the most L-shaped with protection cap 12, and spring-housing groove 14 is at least provided with two.
Edge with electromotor coaxial rotor is put in rotor holding tank 6, utilizes pin 20 and mounting bracket 21 by whole
Individual crankshaft position sensor is fixed on installation site, is connected with ECU by circuit board 5 with holding wire.During igniting, coaxial with electromotor
Rotor follow rotation, the tooth at rotor edge can make the magnetic line of force change when through rotor holding tank 6, Hall element 18
The change of this magnetic line of force can be converted to the signal of telecommunication, after the amplification of circuit board 5, send into ECU, utilize edentulous site and have
Tooth position produces the difference of the signal of telecommunication and judges whether the piston in cylinder is positioned at top dead center position, calculates igniting simultaneously
Moment.
When needing detachable maintaining when breaking down, pipe 1 can be accommodated by first by flange 3 and separate with the second receiving pipe 2,
Take out circuit board 5 can keep in repair；Utilize slide rail 8 can be separated with firm banking 7 by sliding bottom 9 with coordinating of chute 10, take
Go out sliding bottom 9 and open protection cap 12, taking out Hall element 18 and can keep in repair；Turn on hub cap 4 and compress rubber locating slot
17, owing to spring 15 is squeezed, spacing projection 16 will lose position-limiting action, takes out magnet steel 13 that is replaceable.
A kind of new type crank position sensor structure provided by the utility model is relatively simple, for the ease of detachable maintaining
And use modularized design, and shortening whole technical process, production efficiency is higher, it is simple to manufacture on a large scale；Limit
Magnet steel can be securely fixed by position projection, coordinates pin and the fixation of mounting bracket, it is possible to is prevented effectively from because of long-time
Vibrations and cause magnetic steel displacement, and then cause crankshaft position sensor distortion；Spacing projection, the design of sliding bottom make magnetic
Steel, Hall element can dismantle taking-up in crankshaft position sensor more easily, it is simple to keep in repair.
Above example only in order to the technical solution of the utility model to be described, is not intended to limit；Although with reference to aforementioned reality
Execute example this utility model has been described in detail, it will be understood by those within the art that: it still can be to front
State the technical scheme described in each embodiment to modify, or wherein portion of techniques feature is carried out equivalent；And these
Amendment or replace, can't make appropriate technical solution essence depart from this utility model each embodiment technical scheme spirit and
Scope.
Claims (5)
1. a new type crank position sensor, it is characterised in that: include that the first receiving pipe (1) and second accommodates pipe (2), described
First accommodates pipe (1) is connected by flange (3) with the second receiving pipe (2), and described first accommodates pipe (1) other end is provided with plug
(19) and pin (20), described second accommodates pipe (2) other end is provided with hub cap (4), and described first accommodates pipe (1) and the second receiving
Being equipped with mounting bracket (21) outside pipe (2), be provided with circuit board (5) in described first receiving pipe (1), described second accommodates pipe (2)
Middle part is provided with rotor holding tank (6), and described rotor holding tank (6) is respectively provided on two sides with firm banking (7), magnet steel (13), described
Firm banking (7) is provided with slide rail (8), and described firm banking (7) is arranged over sliding bottom (9), described sliding bottom (9) end
Portion is provided with the chute (10) coordinated with slide rail (8), and described sliding bottom (9) is arranged over protection cap (12), described protection cap
(12) it is connected with sliding bottom (9) by rotating shaft (11), in the confined space that described protection cap (12) and sliding bottom (9) are formed
Being provided with Hall element (18), described magnet steel (13) one end is provided with spring-housing groove (14), and described spring-housing groove sets in (14)
Spring (15), described spring (15) is had to be connected with spacing projection (16), the second receiving pipe relative with described spacing projection (16)
(2) place is provided with rubber locating slot (17).
New type crank position sensor the most according to claim 1, it is characterised in that: described hub cap (4) by screw thread with
Second accommodates pipe (2) fixes.
New type crank position sensor the most according to claim 1, it is characterised in that: described slide rail (8) and chute (10)
All in T-shape.
New type crank position sensor the most according to claim 1, it is characterised in that: described sliding bottom (9) and protection
Lid (12) is the most L-shaped.
New type crank position sensor the most according to claim 1, it is characterised in that: described spring-housing groove (14) is at least
It is provided with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780406.0U CN205879095U (en) | 2016-07-20 | 2016-07-20 | Novel crankshaft position sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780406.0U CN205879095U (en) | 2016-07-20 | 2016-07-20 | Novel crankshaft position sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879095U true CN205879095U (en) | 2017-01-11 |
Family
ID=57697474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620780406.0U Expired - Fee Related CN205879095U (en) | 2016-07-20 | 2016-07-20 | Novel crankshaft position sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205879095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217606A (en) * | 2021-05-10 | 2021-08-06 | 温州瑞奇汽车电子有限公司 | Crankshaft sensor |
-
2016
- 2016-07-20 CN CN201620780406.0U patent/CN205879095U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217606A (en) * | 2021-05-10 | 2021-08-06 | 温州瑞奇汽车电子有限公司 | Crankshaft sensor |
| CN113217606B (en) * | 2021-05-10 | 2022-08-12 | 浙江瑞奇汽车电子有限公司 | Crankshaft sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |