CN208831131U - A kind of test structure of the ignition coil with built-in amplifier - Google Patents
A kind of test structure of the ignition coil with built-in amplifier Download PDFInfo
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- CN208831131U CN208831131U CN201821442896.9U CN201821442896U CN208831131U CN 208831131 U CN208831131 U CN 208831131U CN 201821442896 U CN201821442896 U CN 201821442896U CN 208831131 U CN208831131 U CN 208831131U
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Abstract
The utility model relates to a kind of test structures of ignition coil with built-in amplifier, the test structure includes ignition plug for obtaining ignition coil signal and the magnetic-inductive device for obtaining ignition coil amplified signal, the magnetic-inductive device is mounted on ignition plug, described ignition plug is inserted into ignition coil, the ignition signal collection end of ignition plug and the ignition signal end of ignition coil connect, and obtain the ignition signal of ignition coil；Meanwhile the magnetic-inductive device is crushed on the amplified signal test surfaces of ignition coil built-in amplifier while ignition plug is inserted into ignition coil, obtains the amplified signal of ignition coil.The test structure of the utility model only needs to can be realized the acquisition of ignition signal and amplified signal by a plug, simplify test structure, save the cost, and applicability is wide, the ignition coil type for solving the problems, such as existing ignition coil structure is complicated, applicable are limited.
Description
Technical field
The utility model relates to a kind of test structures of ignition coil with built-in amplifier.
Background technique
For the existing ignition coil with built-in amplifier in test, structure is broadly divided into two parts, and a part is test
Ignition coil signal, as shown in Figure 1, a part tests the amplified signal of its built-in amplifier by magnetic-inductive device, such as
Shown in Fig. 2.The applicable ignition coil type of existing this test structure is limited, harsher to space requirement.
Utility model content
The purpose of the utility model is to provide a kind of test structure of ignition coil with built-in amplifier, the utility model
Test structure only need to can be realized the acquisition of ignition signal and amplified signal by a plug, simplify test structure,
Save the cost, and applicability is wide, the ignition coil type that structure is complicated to solve existing ignition coil, applicable is limited
The problem of.
To achieve the above object, the embodiment of the utility model is: a kind of test knot of the ignition coil with built-in amplifier
Structure, the test structure be a technique harness connection plug, the technique harness connection plug include ignition plug and
Magnetic-inductive device, the magnetic-inductive device are mounted on ignition plug, the ignition signal collection end insertion point of described ignition plug
The ignition signal end of firewire circle, to obtain the ignition signal of ignition coil；The magnetic-inductive device is inserted into ignition plug and lights a fire
It while coil, is crushed on the amplified signal test surfaces of ignition coil built-in amplifier, and magnetic-inductive device center line and point
The amplified signal test surfaces of firewire circle built-in amplifier are vertical, to obtain the amplified signal of ignition coil.
Further, described ignition plug includes shell and blind plug, and the shell includes under plug upper cover and plug
It covers, probe assembly is set on the blind plug；
The blind plug is set to plug lower cover, and described ignition plug is inserted into ignition coil by blind plug, passes through
Probe on probe assembly and ignition coil on blind plug is connected, for obtaining ignition signal.
Further, the magnetic-inductive device includes magnetic induction sensor and compressed spring, and the compressed spring is set in
The outside of magnetic induction sensor, the magnetic induction sensor are mounted on the shell of plug, and the head of magnetic induction sensor passes through
The effect of compressed spring is pressed on the amplified signal test surfaces of ignition coil built-in amplifier.
Further, the shell of the plug is equipped with the cylinder mounting structure cooperated with magnetic induction sensor, the column
The axially disposed installation circular hole for having perforation of mounting structure, the magnetic induction sensor pass through the interference with the installation circular hole
It being fitted on plug casing, the inside of the installation circular hole is peripherally provided with positive stop lug boss, and the one of the compressed spring
End is contacted with positive stop lug boss, and the other end is located on magnetic induction sensor.
Further, the magnetic-inductive device includes sheath, and the sheath is mounted on the head of magnetic induction sensor, described
Compressed spring is positioned between sheath and positive stop lug boss.
Further, the magnetic induction sensor is provided with sensor sleeve, and the sensor sleeve is set in magnetic strength inductive sensing
On device, the magnetic induction sensor is set in sensor by sensor sleeve and installation circular hole interference fit, the compressed spring
It puts on.
Further, the sensor sleeve is fixedly mounted by screw thread and magnetic induction sensor.
Further, the plug lower cover is additionally provided with attacker's unit, and attacker's unit includes attacker and torsional spring, described
Attacker is fastened on ignition coil by the cooperation of torsional spring.
Further, hanging ring is additionally provided on the shell of described ignition plug, the hanging ring is mounted on plug upper cover, is used for
Connecting steel wire ropes carry out ignition coil plug by pulling wirerope when in use.
Further, the shell of the hanging ring and ignition plug is connected through a screw thread.
It is that the utility model reaches the utility model has the advantages that the utility model simplifies the test structure of ignition coil, optimize pair
The demand in space, save the cost save installation and operating time, pass through the magnetic-inductive device test ignition coil amplified signal
It is fixed on the manual plug for testing its ignition signal, can preferably obtain signal.
Detailed description of the invention
Fig. 1 is the igniting test structure of existing ignition plug；
Fig. 2 is the amplified signal test structure of existing magnetic-inductive device；
Fig. 3-Fig. 7 is the test structure of the utility model；
Fig. 8-Fig. 9 is the structural schematic diagram that the utility model test structure is installed on ignition coil.
In figure, 1 is blind plug, and 2 be torsional spring, and 3 be plug lower cover, and 4 be plug upper cover, and 5 be attacker, and 6 be probe assembly,
7 be hexagon socket cap head screw, and 8 be sensor sleeve, and 9 be compressed spring, and 10 be sheath, and 11 be hanging ring, and 12 be magnetic strength inductive sensing
Device, 13 be straight pin, and 14 be the test surfaces of ignition coil built-in amplifier；15 be cylinder mounting structure.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
The utility model only passes through the ignition signal of the ignition coil with built-in amplifier and the acquisition of amplified signal
One technique harness connection plug can be realized, and using the technique harness connection plug, can save magnetic-inductive device and igniting
The automatic butt-jointing mechanism of coil, install convenient, structure is simple, saves cost.
The test structure of the utility model is a technique harness connection plug, which includes igniting
Plug and magnetic-inductive device, wherein magnetic-inductive device is mounted on ignition plug, the ignition signal collection end insertion of ignition plug
The ignition signal end of ignition coil, to obtain the ignition signal of ignition coil；Magnetic-inductive device is inserted into ignition lead in ignition plug
It while circle, is crushed on the amplified signal test surfaces of ignition coil built-in amplifier, and the center line of magnetic-inductive device and point
Firewire circle built-in amplifier test surfaces are vertical, to incude amplified signal, such as Fig. 8-9.
Such as Fig. 3-7, ignition plug of the utility model includes shell and blind plug 11, and shell includes 4 He of plug upper cover
Probe assembly 6 is arranged on blind plug 11 for plug lower cover 3.Blind plug 11 is set to plug lower cover 3, and ignition plug passes through exhausted
Edge plug 11 is inserted into ignition coil, is connected by the probe on the probe assembly 6 and ignition coil on blind plug 11, obtains point
Fiery signal.Magnetic-inductive device is mounted on the shell of ignition plug, is provided on plug casing and is coupled with magnetic-inductive device
Cylinder mounting structure 15, and cylinder mounting structure 15 is provided with the installation circular hole of perforation, and magnetic-inductive device with installation by justifying
Hole interference fit is installed on the shell of plug, wherein cylinder mounting structure 15 and the shell of ignition plug are an integral structure.
When the angle of the amplified signal test surfaces 14 of the ignition location and ignition coil built-in amplifier of ignition coil is less than
At 90 degree (such as Fig. 8), the cylinder mounting structure 15 on plug casing is located at the lower end of plug casing.When the ignition position of ignition coil
It sets when being greater than 90 degree with the angle of the amplified signal test surfaces 14 of ignition coil built-in amplifier (such as Fig. 1), on plug casing
Cylinder mounting structure 15 is located at the upper end of plug casing.In the present embodiment, cylinder mounting structure 15 is located at plug upper cover 4, other
In embodiment, installation site of the magnetic-inductive device on ignition plug, as long as guarantee ignition plug insertion ignition coil, magnetic strength
Answer the center line of device vertical with ignition coil enlarged plan.
Torsional spring 2 and attacker 5 are additionally provided on plug lower cover 3, the technique harness connection plug of the utility model passes through igniting
The cooperation of torsional spring 2 and attacker 5 on plug fastens on ignition coil, realizes technique harness connection plug and ignition coil
It is fixed.
The magnetic-inductive device of the utility model includes magnetic induction sensor 12, compressed spring 9, sheath 10 and sensor sleeve 8,
Sensor sleeve 8 is set on magnetic induction sensor 12 by thread bush, is protected to magnetic induction sensor 12；And sheath 10 is mounted in
12 head of magnetic induction sensor, in the test face contact of magnetic induction sensor and ignition coil built-in amplifier, to magnetic induction
Sensor 12 is protected, and magnetic induction sensor 12 and damage when ignition coil contact-impact are avoided；Compressed spring 9 is sheathed on biography
The outside of sensor set 8.The inside of the utility model installation circular hole is peripherally provided with positive stop lug boss, one end of compressed spring 9 with
Positive stop lug boss contact, the other end are contacted with the end of sheath 10, which is positioned between positive stop lug boss and sheath 10,
Magnetic induction sensor 12 adjusts its head at a distance from plug upper cover 4 by the elastic force effect of compressed spring 9.
The probe assembly 6 of the utility model includes spring probe syringe needle and needle guard, and needle guard covers on spring probe syringe needle, bullet
Spring is protruded into the tail portion of spring probe tip, spring as a whole stress when test, and ensures that pressure can act perpendicularly to spring.It adopts
With this structure, syringe needle movement is relatively stable, can greatly extend the service life of spring.
The probe of ignition coil uses three probes, and three pins of three probes are respectively power supply signal, engine ground connection letter
Number and ECU control ignition signal, ignition plug with the probe of ignition coil contacts energization by probe assembly 6, can obtain
Ignition signal.
Hanging ring 11 is additionally provided on the shell of ignition plug of the utility model, hanging ring 11 is lifting effect, this is practical new
Ignition plug wirerope of type is fixed in equipment by hanging ring 11, and then when in use, only need to be pulled wirerope and be carried out a little
The plug of firewire circle.This plug outlet cable is pullled in reduction, protects cable.In addition hanging ring 11 and plug upper cover 4 pass through screw thread
Connection, can directly remove, using flexible being not required to occasion to be used.
When the igniting of test ignition coil of the structured testing engine to be measured with built-in amplifier using the utility model
When signal and amplified signal, the technique harness connection plug of the utility model is inserted into ignition coil by ignition plug, and
It by technique harness connection plug under the action of attacker 5 and torsional spring 2, fastens on ignition coil, so that this technique harness is connected
Plug is fixed on ignition coil, obtains ignition signal by probe assembly 6；Meanwhile magnetic strength inductive sensing in magnetic-inductive device
The end of device 12 is pressed on the amplified signal test surfaces 14 of ignition coil built-in amplifier, passes through under the action of compressed spring 9
Magnetic induction sensor 12 tests amplified signal.
The utility model simplifies the connection structure between magnetic-inductive device and ignition coil, and test structure is simpler,
Save the cost saves assembly manpower, tests signal stabilization, and the scope of application is more extensive.
Claims (10)
1. a kind of test structure of the ignition coil with built-in amplifier, it is characterised in that: the test structure is a work
Skill harness connection plug, the technique harness connection plug include ignition plug and magnetic-inductive device, the magnetic-inductive device
It is mounted on ignition plug, the ignition signal end of the ignition signal collection end insertion ignition coil of described ignition plug, to obtain
The ignition signal of ignition coil；The magnetic-inductive device is crushed on ignition coil while ignition plug is inserted into ignition coil
On the amplified signal test surfaces of built-in amplifier, and the amplified signal of magnetic-inductive device center line and ignition coil built-in amplifier
Test surfaces are vertical, to obtain the amplified signal of ignition coil.
2. the test structure of the ignition coil according to claim 1 with built-in amplifier, which is characterized in that the igniting
Plug includes shell and blind plug, and the shell includes plug upper cover and plug lower cover, and probe is arranged on the blind plug
Component；
The blind plug is set to plug lower cover, and described ignition plug is inserted into ignition coil by blind plug, passes through insulation
Probe on probe assembly and ignition coil on plug is connected, for obtaining ignition signal.
3. the test structure of the ignition coil according to claim 2 with built-in amplifier, which is characterized in that the magnetic strength
Answering device includes magnetic induction sensor and compressed spring, and the compressed spring is set in the outside of magnetic induction sensor, the magnetic
Inductive pick-up is mounted on the shell of plug, and the head of magnetic induction sensor is pressed on ignition lead by the effect of compressed spring
It encloses on the amplified signal test surfaces of built-in amplifier.
4. the test structure of the ignition coil according to claim 3 with built-in amplifier, which is characterized in that the plug
Shell be equipped with the cylinder mounting structure that cooperates with magnetic induction sensor, the cylinder mounting structure is axially disposed perforation
Installation circular hole, the magnetic induction sensor by with it is described installation circular hole interference fit be mounted on plug casing, it is described
The inside of installation circular hole is peripherally provided with positive stop lug boss, and one end of the compressed spring is contacted with positive stop lug boss, and the other end is fixed
Position is on magnetic induction sensor.
5. the test structure of the ignition coil according to claim 3 with built-in amplifier, which is characterized in that the magnetic strength
Answering device includes sheath, and the sheath is mounted on the head of magnetic induction sensor, and the compressed spring is positioned at sheath and limit
Between boss.
6. the test structure of the ignition coil according to claim 3 with built-in amplifier, which is characterized in that the magnetic strength
Inductive sensing device is provided with sensor sleeve, and the sensor sleeve is set on magnetic induction sensor, and the magnetic induction sensor passes through
Sensor sleeve and installation circular hole interference fit, the compressed spring are set in sensor sleeve.
7. the test structure of the ignition coil according to claim 6 with built-in amplifier, which is characterized in that the sensing
Device set is fixedly mounted by screw thread and magnetic induction sensor.
8. the test structure of the ignition coil according to claim 2 with built-in amplifier, which is characterized in that the plug
Lower cover is additionally provided with attacker's unit, and attacker's unit includes attacker and torsional spring, and the attacker is existed by the cooperation fastening of torsional spring
On ignition coil.
9. the test structure of the ignition coil according to claim 2 with built-in amplifier, which is characterized in that the igniting
Hanging ring is additionally provided on the shell of plug, the hanging ring is mounted on plug upper cover, passes through when in use for connecting steel wire ropes
It pulls wirerope and carries out ignition coil plug.
10. the test structure of the ignition coil according to claim 9 with built-in amplifier, which is characterized in that described to hang
The shell of ring and ignition plug is connected through a screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821442896.9U CN208831131U (en) | 2018-09-04 | 2018-09-04 | A kind of test structure of the ignition coil with built-in amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821442896.9U CN208831131U (en) | 2018-09-04 | 2018-09-04 | A kind of test structure of the ignition coil with built-in amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208831131U true CN208831131U (en) | 2019-05-07 |
Family
ID=66312100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821442896.9U Active CN208831131U (en) | 2018-09-04 | 2018-09-04 | A kind of test structure of the ignition coil with built-in amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208831131U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021046931A1 (en) * | 2019-09-11 | 2021-03-18 | 福建省霞浦县景禾机电有限公司 | Non-contact handheld multi-station automobile high-voltage ignition coil fault detector |
| CN113638834A (en) * | 2020-04-27 | 2021-11-12 | 上海华依科技集团股份有限公司 | Magnetic induction device for engine ignition test |
| CN114486067A (en) * | 2020-10-26 | 2022-05-13 | 上海华依科技集团股份有限公司 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
-
2018
- 2018-09-04 CN CN201821442896.9U patent/CN208831131U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021046931A1 (en) * | 2019-09-11 | 2021-03-18 | 福建省霞浦县景禾机电有限公司 | Non-contact handheld multi-station automobile high-voltage ignition coil fault detector |
| CN113638834A (en) * | 2020-04-27 | 2021-11-12 | 上海华依科技集团股份有限公司 | Magnetic induction device for engine ignition test |
| CN114486067A (en) * | 2020-10-26 | 2022-05-13 | 上海华依科技集团股份有限公司 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Test structure of ignition coil with built-in amplifier Effective date of registration: 20220209 Granted publication date: 20190507 Pledgee: Industrial Bank Co.,Ltd. Shanghai Zhangjiang sub branch Pledgor: SHANGHAI W-IBEDA HIGH TECH. GROUP CO.,LTD. Registration number: Y2022310000019 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230321 Granted publication date: 20190507 Pledgee: Industrial Bank Co.,Ltd. Shanghai Zhangjiang sub branch Pledgor: SHANGHAI W-IBEDA HIGH TECH. GROUP CO.,LTD.|SHANGHAI H-REILHOFER AUTOMATION TEST TECHNOLOGY CO.,LTD.|TESCO (SHANGHAI) ELECTRICAL TESTING TECHNOLOGY Co.,Ltd. Registration number: Y2022310000019 |