CN200979483Y - A performance detecting device for the secondary air supplement mechanism - Google Patents
A performance detecting device for the secondary air supplement mechanism Download PDFInfo
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- CN200979483Y CN200979483Y CNU2006200262236U CN200620026223U CN200979483Y CN 200979483 Y CN200979483 Y CN 200979483Y CN U2006200262236 U CNU2006200262236 U CN U2006200262236U CN 200620026223 U CN200620026223 U CN 200620026223U CN 200979483 Y CN200979483 Y CN 200979483Y
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Abstract
A motorcycle secondary air recharge mechanism property detector is characterized in that the air whose pressure is 700kPa is used as test air supply and the detector goes through a filter, a first air-vent valve, a first magnetic valve and four air flow channels to be respectively connected with four testing terminals, wherein, the first terminal and the second terminal are provided as a flow capacity testing part. The third terminal is provided as a generating part for testing the needed negative pressure of the secondary air recharge mechanism. The forth terminal is provided as an air-tight testing part. The utility model has the advantages of scientific and reasonable design, which is easy, feasible and convenient for installation and operation. The utility model provides a feasibly usable device for motorcycle secondary air recharge mechanism property detecting and provides product with quality insurance for the element production.
Description
(1) technical field
The utility model relates to a kind of Means of Secondary Air Supplement mechanism performance pick-up unit, particularly a kind of motorcycle secondary air supply mechanism performance pick-up unit.
(2) background technology
Means of Secondary Air Supplement mechanism is an important spare part of motorcycle, and the abundant burning of fuel gasoline is played an important role.The Means of Secondary Air Supplement mechanism of motorcycle generally comprises one-way leaf valve and auxiliary air stop valve.The index of judging Means of Secondary Air Supplement mechanism performance quality is stop valve acting characteristic, stop valve negative pressure chamber leakage rate and leaf-valve adverse current leakage rate.For improving ambient air quality, China progressively carries out strict control to the motor exhaust pollutant.Means of Secondary Air Supplement mechanism is generally paid attention to as the emission purification key components and parts, and the present domestic device that still motorcycle secondary air supply mechanism is not carried out Performance Detection.
(3) summary of the invention
The purpose of this utility model is at the problems referred to above, provides a kind of motorcycle secondary air supply mechanism performance to pick up the survey device.
The technical solution of the utility model:
A kind of motorcycle secondary air supply mechanism performance pick-up unit, it is characterized in that: with air as the test source of the gas, through behind filter, first pressure regulator valve and first solenoid valve, link to each other with four test ports respectively by four gas channels: wherein, the passage that is made of the 3rd solenoid valve, first Pneumatic valve, first laminar flow flowmeter is the flow rate test part of first port; The passage that is made of second solenoid valve, second Pneumatic valve, second laminar flow flowmeter is the second port flow part of detecting; By the pressure closed loop control loop that APU setter, automatic pressure controller APU, pressure transducer and second digital pressure gauge constitute, can control the pressure of first port and second port according to the state of the 4th solenoid valve; Automatic pressure controller APU connects second vacuum generator, and communicates with source of the gas by second pressure regulator valve, is provided with the 4th solenoid valve in order to switch between first port and second port; Required negative pressure generation part when the passage that is made of first vacuum generator, second vacuum regulating valve and first digital pressure gauge is the 3rd port test Means of Secondary Air Supplement mechanism; The passage that is made of first vacuum generator, first vacuum regulating valve and airtight leak locator is the airtight part of detecting of the 4th port.
Principle of work of the present utility model: at first cut-in pressure is the 700kPa source of the gas, filters and pressure regulation by the filtrator and first pressure regulator valve then, can manually pressure be transferred to the required pressure value.During device work, need the energising earlier of first solenoid valve, so that source of the gas is switched to the pneumatic circuit of back.First vacuum generator can produce the close leak locator of negative pressure air feed and use, and the big I of negative pressure is regulated by first vacuum regulating valve.Whether airtight leak locator is used for detecting the measured object that is connected on the 4th port leakage.First vacuum generator can produce negative pressure at the 3rd port simultaneously, and the big I of negative pressure is regulated by second vacuum regulating valve, can observe by first digital pressure gauge by the vacuum magnitude that second vacuum regulating valve is regulated.Second vacuum generator uses for the pilot of automatic pressure controller APU.Second pressure regulator valve is used for regulating the input pressure of automatic pressure controller APU.The APU setter is used to provide the control signal of automatic pressure controller APU.Automatic pressure controller APU and pressure transducer are formed the closed loop pressure control system.Second digital pressure gauge is used for observing the pressure that automatic pressure controller APU regulates.The 4th solenoid valve is used for switching first port or second port.Second Pneumatic valve is used for turn-offing or opening the second port gas circuit, and second laminar flow flowmeter is used for measuring the flow size of second port of flowing through.First Pneumatic valve is used for turn-offing or opening the first port gas circuit, and first laminar flow flowmeter is used for measuring the flow size of first port of flowing through.Second solenoid valve and the 3rd solenoid valve are respectively applied for control second Pneumatic valve and control first Pneumatic valve.
Advantage of the present utility model: be provided with scientific and reasonablely, simple possible is convenient to install and operation, is that motorcycle secondary air supply mechanism performance detects, and a kind of available device conscientiously is provided, and the production for these parts provides production assurance.
(4) description of drawings
Fig. 1: motorcycle secondary air supply mechanism performance pick-up unit synoptic diagram.
Among the figure: solid line is that gas circuit connects, and dotted line is that circuit connects.
Fig. 2: motorcycle secondary air supply mechanism structure synoptic diagram.
Among the figure: the b. reed valve induction mouth c. stop valve negative pressure interface of a. leaf-valve gas outlet
(5) embodiment
Embodiment:
A kind of motorcycle secondary air supply mechanism performance pick-up unit, the air that with pressure is 700kPa be as the test source of the gas, carries out being connected of parts and pipeline and circuit according to the setting of accompanying drawing 1.Wherein, the filtrator that source of the gas is filtered is selected the M3000-8-X-B filtrator that SMC company produces for use; The RP1000-02-B3 pressure regulator valve that first pressure regulator valve, second pressure regulator valve select for use CKD company to produce; The AG43-02-4-H3AAB-220V that first solenoid valve selects for use CKD company to produce; The M4KA210-06-M1B-2-DC24V that second solenoid valve, the 3rd solenoid valve select for use CKD company to produce; The DAG41-8-8-12CB-3 that the 4th solenoid valve selects for use CKD company to produce; The VSB-H10-66 vacuum generator that first vacuum generator, second vacuum generator select for use CKD company to produce, it utilizes the normal pressure of input to produce vacuum; The VRA2000-8-B3 vacuum regulating valve that first vacuum regulating valve, second vacuum regulating valve select for use CKD company to produce; The APU-120WP that automatic pressure controller APU selects for use Japanese Feitian company to produce; The APU setter is used for automatic pressure controller APU is controlled, the BSM-004 product of selecting for use rich beneficial (Tianjin) pneumatics research institute to produce; The FL-293V product that airtight leak locator selects for use Japanese Feitian company to produce; The DG-72 product that first digital pressure gauge selects for use Japanese Feitian company to produce; The BG-80 product that second digital pressure gauge selects for use rich beneficial (Tianjin) pneumatics research institute to produce; First Pneumatic valve, second Pneumatic valve are gas control valve, do not generate heat during the Pneumatic valve action, therefore can avoid because variation of temperature to the influence of gaseous tension or flow measurement, is selected the NAB2A-15A-OB Pneumatic valve of CKD company production for use; BFU-60 (5L/M) product that first laminar flow flowmeter selects for use rich beneficial (Tianjin) pneumatics research institute to produce; BFU-60 (100L/M) product that second laminar flow flowmeter selects for use rich beneficial (Tianjin) pneumatics research institute to produce; The SX-100D product that pressure transducer selects for use Japanese Feitian company to produce is used for and automatic pressure controller APU forms the closed loop pressure regulating system.In the accompanying drawing: solid line is that gas circuit connects, and dotted line is that circuit connects.
Use example 1: stop valve acting characteristic test method
See Fig. 2, stop valve negative pressure interface c is received this pick-up unit the 3rd port 3, reed valve induction mouth b receives this pick-up unit second port, carry out according to the following steps then: 1) operating personnel are by regulating APU setter control automatic pressure controller APU, automatic pressure controller APU feeds back by pressure transducer, with this pick-up unit second port is that reed valve induction mouth b place pressure is adjusted in a certain value in 1.5～3.0kPa, and operating personnel can observe pressure by second digital pressure gauge and regulate the result; 2) regulate second vacuum regulating valve to regulate the negative pressure that this pick-up unit the 3rd port is stop valve negative pressure interface c, can observe the negative pressure adjusting situation of this pick-up unit the 3rd port, this negative pressure is progressively strengthened from 3kPa by first digital pressure gauge; Open second Pneumatic valve by second solenoid valve simultaneously, observing the outflow of this pick-up unit second port by second laminar flow flowmeter is the flow that reed valve induction mouth b flows into; 3) regulating second vacuum regulating valve is that the negative pressure of stop valve negative pressure interface c strengthens gradually with this pick-up unit the 3rd port, and the flow that flows into up to reed valve induction mouth b approaches zero or to minimum.With the negative pressure of the stop valve negative pressure interface c in this process promptly the reading of first digital pressure gauge and flow that reed valve induction mouth b flows into promptly the reading of second laminar flow flowmeter write down the formation curve.Open the valve flow and be generally 30～80L/min, close the valve flow and generally should turn-off flow and generally should judge with this whether the stop valve acting characteristic is qualified less than 10L/min less than 3L/min.
Use example 2: the leak test of stop valve negative pressure chamber
See Fig. 2, c receives this pick-up unit the 4th port with stop valve negative pressure interface, carries out according to the following steps then: 1) operating personnel regulate the first vacuum pressure regulator and by observing the display of airtight leak locator, negative pressure are transferred to 40kPa.; 2) be that stop valve negative pressure interface c carries out the negative pressure inflation by airtight leak locator to the 4th port, whether stable back is observed 5 seconds internal pressures and is descended less than 700Pa, and it is qualified to judge whether with this.
Use example 3: leaf-valve adverse current Leak Off Test (LOT) method
See Fig. 2, leaf-valve gas outlet a is received this pick-up unit first port, carry out according to the following steps then: 1) operating personnel switch on the 4th solenoid valve, first port is cut into the pressure control loop of automatic pressure controller APU.Operating personnel are by APU setter control automatic pressure controller APU then, automatic pressure controller APU feeds back by pressure transducer, with this pick-up unit first port is that a place, leaf-valve gas outlet pressure is adjusted in 4kPa, and operating personnel can observe pressure by second digital pressure gauge and regulate the result; 2) open first Pneumatic valve by the 3rd solenoid valve simultaneously, observing the outflow of this pick-up unit first port by first laminar flow flowmeter is the flow that leaf-valve gas outlet a flows into; 3) this flow is carried out record, and confirm whether in the acceptance value of producer's regulation.
Claims (2)
1. motorcycle secondary air supply mechanism performance pick-up unit, it is characterized in that: with air as the test source of the gas, through behind filter, first pressure regulator valve and first solenoid valve, link to each other with four test ports respectively by four gas channels: wherein, the passage that is made of the 3rd solenoid valve, first Pneumatic valve, first laminar flow flowmeter is the flow rate test part of first port; The passage that is made of second solenoid valve, second Pneumatic valve, second laminar flow flowmeter is the second port flow part of detecting; By the pressure closed loop control loop that APU setter, automatic pressure controller APU, pressure transducer and second digital pressure gauge constitute, can control the pressure of first port and second port according to the state of the 4th solenoid valve; Automatic pressure controller APU connects second vacuum generator, and communicates with source of the gas by second pressure regulator valve, is provided with the 4th solenoid valve in order to switch between first port and second port; Required negative pressure generation part when the passage that is made of first vacuum generator, second vacuum regulating valve and first digital pressure gauge is the 3rd port test Means of Secondary Air Supplement mechanism; The passage that is made of first vacuum generator, first vacuum regulating valve and airtight leak locator is the airtight part of detecting of the 4th port.
2. according to the described motorcycle secondary air supply of claim 1 mechanism performance pick-up unit, it is characterized in that: the air that with pressure is 700kPa is as the test source of the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200262236U CN200979483Y (en) | 2006-05-31 | 2006-05-31 | A performance detecting device for the secondary air supplement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200262236U CN200979483Y (en) | 2006-05-31 | 2006-05-31 | A performance detecting device for the secondary air supplement mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200979483Y true CN200979483Y (en) | 2007-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200262236U Expired - Fee Related CN200979483Y (en) | 2006-05-31 | 2006-05-31 | A performance detecting device for the secondary air supplement mechanism |
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|---|---|
| CN (1) | CN200979483Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101592544B (en) * | 2009-06-26 | 2011-01-05 | 博益(天津)气动技术研究所有限公司 | Device and method for detecting leakage of seal chamber by infrared imaging technology |
| CN107478398A (en) * | 2017-08-18 | 2017-12-15 | 株洲壹星科技股份有限公司 | A kind of brake valve testing stand and its automatic test method |
| CN113218643A (en) * | 2021-04-30 | 2021-08-06 | 联合汽车电子有限公司 | Performance detection method, device, terminal, storage medium and motorcycle secondary air supply electromagnetic valve of motorcycle |
-
2006
- 2006-05-31 CN CNU2006200262236U patent/CN200979483Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101592544B (en) * | 2009-06-26 | 2011-01-05 | 博益(天津)气动技术研究所有限公司 | Device and method for detecting leakage of seal chamber by infrared imaging technology |
| CN107478398A (en) * | 2017-08-18 | 2017-12-15 | 株洲壹星科技股份有限公司 | A kind of brake valve testing stand and its automatic test method |
| CN113218643A (en) * | 2021-04-30 | 2021-08-06 | 联合汽车电子有限公司 | Performance detection method, device, terminal, storage medium and motorcycle secondary air supply electromagnetic valve of motorcycle |
| CN113218643B (en) * | 2021-04-30 | 2024-05-31 | 联合汽车电子有限公司 | Performance detection method and device for motorcycle secondary air supplementing electromagnetic valve, terminal, storage medium and motorcycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20150531 |
|
| EXPY | Termination of patent right or utility model |