CN203148656U - Device for testing opening flow of control valve of automobile waste recycling system - Google Patents
Device for testing opening flow of control valve of automobile waste recycling system Download PDFInfo
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- CN203148656U CN203148656U CN 201320030814 CN201320030814U CN203148656U CN 203148656 U CN203148656 U CN 203148656U CN 201320030814 CN201320030814 CN 201320030814 CN 201320030814 U CN201320030814 U CN 201320030814U CN 203148656 U CN203148656 U CN 203148656U
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Abstract
A device for testing the opening flow of a control valve of an automobile waste recycling system is composed of a test bench, an index plate, a threaded connection piece, a positioning pin, an index bolt, an error-prevention bolt and a rocker arm link shaft sleeve. The test bench is composed of a base board, an index plate installation board and a valve body installation seat, wherein four screw installation holes and a bench air inlet are arranged in the base board, an air flow hole and two thread holes are arranged in the valve body installation seat, the valve body installation seat is welded on the base board, and the air flow hole of the valve body installation seat is communicated with the bench air inlet of the base board. A screw rod hole and a positioning pin hole are arranged in the index plate installation board, and the index plate installation board is welded and fixed on the lateral side of the base board. A screw rod hole and a positioning pin hole are arranged in the index plate, and multiple waist-shaped index holes are arranged in the index plate. The index plate is fixed on the index plate installation board on the test bench through the threaded connection piece. The positioning pin is installed in the positioning pin hole of the index plate and the positioning pin hole of the index plate installation board in a transition matching mode.
Description
Technical field
The utility model relates to a kind of device of testing valve flow, particularly a kind of device of quick testing automobile gas recirculation system operation valve aperture flow test data.
Background technology
Along with the fast development of automobile industry, the nuisance oxides of nitrogen is increasing in the automobile institute discharge tail gas, and atmospheric environment is caused severe contamination.Gas recirculation system is that egr system is a kind of important device of control vehicle exhaust hazardous emission, wherein the EGR operation valve is key, the vitals in the egr system, control the exhaust gas flow that is back in the cylinder by the EGR operation valve, make egr system all reach best EGR in each working point and lead situation, thereby make engine combustion process be in desirable situation all the time, the oxynitrides composition of finally controlling in the emission is minimum.In order to make egr system all reach optimum in each working point, need test the flow of EGR operation valve when the different opening, joining examination for EGR operation valve and engine provides data accurately and reliably.
At present, the performance parameter of EGR operation valve all is to join to have a try at engine to test the comprehensive discharge index of being obtained EGR operation valve engine under different opening in the process by computer control system, and can not accurately read the flow parameter under each aperture.And have that to join the examination process loaded down with trivial details, problems such as length consuming time.
Summary of the invention
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art and device that a kind of testing automobile gas recirculation system operation valve aperture flow test data are provided.The data on flows of the EGR operation valve of the various series of coming by this device of test when the valve different opening joined for EGR operation valve and engine and to be tried to provide data accurately and reliably.
The technical solution of the utility model is: a kind of device of testing automobile gas recirculation system operation valve aperture flow connects axle sleeve by testboard bay, index plate, threaded connector, register pin, calibration latch, coding key and rocking arm and forms.
Described testboard bay is made up of base plate, index plate installing plate and valve body mount pad, and base plate is provided with four screw mounting holes and a stand air intake opening, four screw mounting holes be arranged in base plate around; The valve body mount pad is provided with airflow hole and two threaded holes that are used for installing the EGR operation valve, and the valve body mount pad is welded on the base plate, and the airflow hole on the valve body mount pad communicates with stand air intake opening on the base plate; The index plate installing plate is provided with screw hole and dowel hole, and the index plate installing plate is weldingly fixed on the side of base plate.
Described index plate is provided with screw hole and dowel hole, on index plate, also be provided with a plurality of waist shape index holes, index hole is fan-shaped and is evenly distributed on the index plate centered by screw hole, the closure state of the corresponding EGR operation valve of first waist shape index hole on the index plate, last waist shape index hole on the index plate is with regard to the full-gear of corresponding EGR operation valve, be evenly distributed on the different opening of the corresponding EGR operation valve of waist shape index hole difference between first waist shape index hole and last the waist shape index hole, the quantity of waist shape index hole is determined according to the different opening quantity of EGR operation valve from the closure state to the full-gear.Index plate is fixed on the index plate installing plate on the testboard bay by threaded connector, adopt transition fit between the screw hole on screw rod in the threaded connector and the screw hole on the index plate and the index plate installing plate, register pin adopts transition fit to be installed in the dowel hole and the dowel hole on the index plate installing plate on the index plate, prevents that by register pin index plate from rotating.
Described rocking arm coupling spindle puts and is provided with threaded hole and pin hole, and the pin hole that the rocking arm coupling spindle puts communicates with threaded hole, and is on the same axis.
Described calibration latch is the pole of two sections different-diameters, and the small end of calibration latch cooperates with the pin hole that the rocking arm coupling spindle puts.
The cross section of described coding key is waist shape, cooperates with waist shape index hole on the index plate, is used for preventing that the calibration latch from mispluging.
During test EGR operation valve, earlier rocking arm coupling spindle cover is packed on the control arm of EGR operation valve, with bolt EGR operation valve and sealing gasket are fixedly mounted on the valve body mount pad of testboard bay then, with bolt testboard bay is fixed on the test-bed, the stand air intake opening on the testboard bay base plate is connected with the air intake opening on the test-bed again.
During test, from EGR operation valve closure state, the calibration latch passed insert again behind first index hole on the index plate in the pin hole that rocking arm connects axle sleeve, simultaneously coding key is inserted near in second index hole on the calibration latch limit, begin then EGR operation valve aperture flow is tested.After test finishes, extract coding key, coding key is inserted in the 3rd index hole, extract the calibration latch then, rotate the control arm on the EGR operation valve, with inserting again in the pin hole of rocking arm connection axle sleeve behind second index hole of calibration latch insertion, begin again EGR operation valve aperture flow is tested.Repeat test with this, when EGR operation valve full-gear, finish.Thereby collect the data on flows of EGR operation valve from closure state to the full-gear different opening, for joining of operation valve and engine tries to provide data.
The utility model compared with prior art has following characteristics:
The proving installation that the utility model provides is simple in structure, easy operation, stability and highly versatile; The test figure of obtaining accurately and reliably, for the examination of joining of EGR operation valve and engine provides data accurately and reliably.
Below in conjunction with the drawings and specific embodiments detailed construction of the present utility model is further described.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is the vertical view in the accompanying drawing 1;
Accompanying drawing 3 is the structural representation of testboard bay;
Accompanying drawing 4 is the vertical view in the accompanying drawing 3;
Accompanying drawing 5 is the structural representation of index plate;
Accompanying drawing 6 is the structural representation of coding key;
Accompanying drawing 7 is the right view in the accompanying drawing 6;
Accompanying drawing 8 is the structural representation of calibration latch;
Accompanying drawing 9 is the right view in the accompanying drawing 8;
Accompanying drawing 10 connects the structural representation of axle sleeve for rocking arm;
Accompanying drawing 11 is the A-A cut-open view in the accompanying drawing 10;
Accompanying drawing 12 is the scheme of installation of EGR operation valve and proving installation.
Embodiment
The device of embodiment one, a kind of testing automobile gas recirculation system operation valve aperture flow connects axle sleeve 7 by testboard bay 1, index plate 2, threaded connector 3, register pin 4, calibration latch 5, coding key 6 and rocking arm and forms.
Described testboard bay 1 is made up of base plate 1-1, index plate installing plate 1-2 and valve body mount pad 1-3, and base plate 1-1 is provided with four screw mounting hole 1-1-1 and a stand air intake opening 1-1-2, four screw mounting hole 1-1-1 be arranged in base plate 1-1 around; Valve body mount pad 1-3 is provided with airflow hole 1-3-1 and two threaded hole 1-3-2 that are used for installing the EGR operation valve, and valve body mount pad 1-3 is welded on the base plate 1-1, and the airflow hole 1-3-1 on the valve body mount pad 1-3 communicates with stand air intake opening 1-1-2 on the base plate 1-1; Index plate installing plate 1-2 is provided with screw hole 1-2-1 and dowel hole 1-2-2, and index plate installing plate 1-2 is weldingly fixed on the side of base plate 1-1.
Described index plate 2 is provided with screw hole 2-1 and dowel hole 2-2, on index plate 2, also be provided with 14 waist shape index hole 2-3,14 index hole 2-3 are fan-shaped and are evenly distributed on the index plate 2 centered by screw hole 2-1, the angle R between adjacent two index hole 2-3 is 5 degree.Index plate 2 is fixed on the index plate installing plate 1-2 on the testboard bay 1 by threaded connector 3, adopt transition fit between the screw hole 1-2-1 on screw hole 2-1 on screw rod in the threaded connector 3 and the index plate 2 and the index plate installing plate 1-2, register pin 4 adopts transition fit to be installed in the dowel hole 2-2 and the dowel hole 1-2-2 on the index plate installing plate 1-2 on the index plate 2, prevents that by register pin 4 index plate 2 from rotating.
Described rocking arm connects axle sleeve 7 and is provided with threaded hole 7-1 and pin hole 7-2, and the pin hole 7-2 that rocking arm connects on the axle sleeve 7 communicates with threaded hole 7-1, and is on the same axis.
Described calibration latch 5 is the pole of two sections different-diameters, and the small end of calibration latch 5 cooperates with the pin hole 7-2 that rocking arm connects on the axle sleeve 7.
The cross section of described coding key 6 is waist shape, cooperates with waist shape index hole 2-3 on the index plate 2, is used for preventing that calibration latch 5 from mispluging.
During test EGR operation valve, earlier rocking arm being connected axle sleeve 7 packs on the control arm 9 of EGR operation valve 8, with bolt EGR operation valve 8 and sealing gasket 10 are fixedly mounted on the valve body mount pad 1-3 of testboard bay 1 then, with bolt 11 testboard bay 1 is fixed on the test-bed, the stand air intake opening 1-1-2 on the testboard bay 1 base plate 1-1 is connected with the air intake opening on the test-bed again.
During test, from EGR operation valve 8 closure states, calibration latch 5 passed insert again behind first index hole on the index plate 2 in the pin hole 7-2 that rocking arm connects axle sleeve 7, simultaneously coding key 6 is inserted near in second index hole on calibration latch 5 limits, begin then EGR operation valve 8 aperture flows are tested.After test finishes, extract coding key 6, coding key 6 is inserted in the 3rd index hole, extract calibration latch 5 then, rotate the control arm 9 on the EGR operation valve 8, with inserting again in the pin hole 7-2 of rocking arm connection axle sleeve 7 behind second index hole of calibration latch 5 insertions, begin again EGR operation valve 8 aperture flows are tested.Repeat test with this, when EGR operation valve 8 full-gears, finish.Thereby collect the data on flows of EGR operation valve 8 from closure state to the full-gear different opening, for operation valve 8 and joining of engine try to provide data.
The device of embodiment two, a kind of testing automobile gas recirculation system operation valve aperture flow connects axle sleeve 7 by testboard bay 1, index plate 2, threaded connector 3, register pin 4, calibration latch 5, coding key 6 and rocking arm and forms.
Described testboard bay 1 is made up of base plate 1-1, index plate installing plate 1-2 and valve body mount pad 1-3, and base plate 1-1 is provided with four screw mounting hole 1-1-1 and a stand air intake opening 1-1-2, four screw mounting hole 1-1-1 be arranged in base plate 1-1 around; Valve body mount pad 1-3 is provided with airflow hole 1-3-1 and two threaded hole 1-3-2 that are used for installing the EGR operation valve, and valve body mount pad 1-3 is welded on the base plate 1-1, and the airflow hole 1-3-1 on the valve body mount pad 1-3 communicates with stand air intake opening 1-1-2 on the base plate 1-1; Index plate installing plate 1-2 is provided with screw hole 1-2-1 and dowel hole 1-2-2, and index plate installing plate 1-2 is weldingly fixed on the side of base plate 1-1.
Described index plate 2 is provided with screw hole 2-1 and dowel hole 2-2, on index plate 2, also be provided with 21 waist shape index hole 2-3,21 index hole 2-3 are fan-shaped and are evenly distributed on the index plate 2 centered by screw hole 2-1, the angle R between adjacent two index hole 2-3 is 3.25 degree.Index plate 2 is fixed on the index plate installing plate 1-2 on the testboard bay 1 by threaded connector 3, adopt transition fit between the screw hole 1-2-1 on screw hole 2-1 on screw rod in the threaded connector 3 and the index plate 2 and the index plate installing plate 1-2, register pin 4 adopts transition fit to be installed in the dowel hole 2-2 and the dowel hole 1-2-2 on the index plate installing plate 1-2 on the index plate 2, prevents that by register pin 4 index plate 2 from rotating.
Described rocking arm connects axle sleeve 7 and is provided with threaded hole 7-1 and pin hole 7-2, and the pin hole 7-2 that rocking arm connects on the axle sleeve 7 communicates with threaded hole 7-1, and is on the same axis.
Described calibration latch 5 is the pole of two sections different-diameters, and the small end of calibration latch 5 cooperates with the pin hole 7-2 that rocking arm connects on the axle sleeve 7.
The cross section of described coding key 6 is waist shape, cooperates with waist shape index hole 2-3 on the index plate 2, is used for preventing that calibration latch 5 from mispluging.
During test EGR operation valve, earlier rocking arm being connected axle sleeve 7 packs on the control arm 9 of EGR operation valve 8, with bolt EGR operation valve 8 and sealing gasket 10 are fixedly mounted on the valve body mount pad 1-3 of testboard bay 1 then, with bolt 11 testboard bay 1 is fixed on the test-bed, the stand air intake opening 1-1-2 on the testboard bay 1 base plate 1-1 is connected with the air intake opening on the test-bed again.
During test, from EGR operation valve 8 closure states, calibration latch 5 passed insert again behind first index hole on the index plate 2 in the pin hole 7-2 that rocking arm connects axle sleeve 7, simultaneously coding key 6 is inserted near in second index hole on calibration latch 5 limits, begin then EGR operation valve 8 aperture flows are tested.After test finishes, extract coding key 6, coding key 6 is inserted in the 3rd index hole, extract calibration latch 5 then, rotate the control arm 9 on the EGR operation valve 8, with inserting again in the pin hole 7-2 of rocking arm connection axle sleeve 7 behind second index hole of calibration latch 5 insertions, begin again EGR operation valve 8 aperture flows are tested.Repeat test with this, when EGR operation valve 8 full-gears, finish.Thereby collect the data on flows of EGR operation valve 8 from closure state to the full-gear different opening, for operation valve 8 and joining of engine try to provide data.
Claims (4)
1. the device of a testing automobile gas recirculation system operation valve aperture flow is characterized in that: connect axle sleeve by testboard bay, index plate, threaded connector, register pin, calibration latch, coding key and rocking arm and form;
Described testboard bay is made up of base plate, index plate installing plate and valve body mount pad, and base plate is provided with four screw mounting holes and a stand air intake opening, four screw mounting holes be arranged in base plate around; The valve body mount pad is provided with airflow hole and two threaded holes that are used for installing the EGR operation valve, and the valve body mount pad is welded on the base plate, and the airflow hole on the valve body mount pad communicates with stand air intake opening on the base plate; The index plate installing plate is provided with screw hole and dowel hole, and the index plate installing plate is weldingly fixed on the side of base plate;
Described index plate is provided with screw hole and dowel hole, on index plate, also be provided with a plurality of waist shape index holes, index hole is fan-shaped and is evenly distributed on the index plate centered by screw hole, the closure state of the corresponding EGR operation valve of first waist shape index hole on the index plate, last waist shape index hole on the index plate is with regard to the full-gear of corresponding EGR operation valve, be evenly distributed on the different opening of the corresponding EGR operation valve of waist shape index hole difference between first waist shape index hole and last the waist shape index hole, the quantity of waist shape index hole is determined according to the different opening quantity of EGR operation valve from the closure state to the full-gear; Index plate is fixed on the index plate installing plate on the testboard bay by threaded connector, adopt transition fit between the screw hole on screw rod in the threaded connector and the screw hole on the index plate and the index plate installing plate, register pin adopts transition fit to be installed in the dowel hole and the dowel hole on the index plate installing plate on the index plate, prevents that by register pin index plate from rotating.
2. the device of a kind of testing automobile gas recirculation system operation valve aperture flow according to claim 1, it is characterized in that: described rocking arm coupling spindle puts and is provided with threaded hole and pin hole; the pin hole that the rocking arm coupling spindle puts communicates with threaded hole, and is on the same axis;
Described calibration latch is the pole of two sections different-diameters, and the small end of calibration latch cooperates with the pin hole that the rocking arm coupling spindle puts;
The cross section of described coding key is waist shape, cooperates with waist shape index hole on the index plate, is used for preventing that the calibration latch from mispluging.
3. the device of a kind of testing automobile gas recirculation system operation valve aperture flow according to claim 1 and 2, it is characterized in that: be provided with 14 waist shape index holes at index plate, 14 waist shape index holes are fan-shaped and are evenly distributed on the index plate centered by screw hole, the angle R between adjacent two index holes is 5 degree.
4. the device of a kind of testing automobile gas recirculation system operation valve aperture flow according to claim 1 and 2, it is characterized in that: be provided with 21 waist shape index holes at index plate, 21 waist shape index holes are fan-shaped and are evenly distributed on the index plate centered by screw hole, the angle R between adjacent two index holes is 3.25 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030814 CN203148656U (en) | 2013-01-18 | 2013-01-18 | Device for testing opening flow of control valve of automobile waste recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030814 CN203148656U (en) | 2013-01-18 | 2013-01-18 | Device for testing opening flow of control valve of automobile waste recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148656U true CN203148656U (en) | 2013-08-21 |
Family
ID=48976172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320030814 Withdrawn - After Issue CN203148656U (en) | 2013-01-18 | 2013-01-18 | Device for testing opening flow of control valve of automobile waste recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115760A (en) * | 2013-01-18 | 2013-05-22 | 湖南天雁机械有限责任公司 | Device for testing opening flow of control valve of automobile waste recycling system |
| CN103674526A (en) * | 2013-12-03 | 2014-03-26 | 合肥今典机械科技有限公司 | Multifunctional test box used for tests of maneuvering valve and inching valve |
-
2013
- 2013-01-18 CN CN 201320030814 patent/CN203148656U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115760A (en) * | 2013-01-18 | 2013-05-22 | 湖南天雁机械有限责任公司 | Device for testing opening flow of control valve of automobile waste recycling system |
| CN103115760B (en) * | 2013-01-18 | 2017-06-06 | 湖南天雁机械有限责任公司 | Test automobile exhaust gas recirculating system controls the device of valve opening flow |
| CN103674526A (en) * | 2013-12-03 | 2014-03-26 | 合肥今典机械科技有限公司 | Multifunctional test box used for tests of maneuvering valve and inching valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130821 Effective date of abandoning: 20170606 |
|
| AV01 | Patent right actively abandoned |