CN201497624U - Engine exhaust manifold leakage tester - Google Patents
Engine exhaust manifold leakage tester Download PDFInfo
- Publication number
- CN201497624U CN201497624U CN2009203078426U CN200920307842U CN201497624U CN 201497624 U CN201497624 U CN 201497624U CN 2009203078426 U CN2009203078426 U CN 2009203078426U CN 200920307842 U CN200920307842 U CN 200920307842U CN 201497624 U CN201497624 U CN 201497624U
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- Prior art keywords
- exhaust manifold
- mount pad
- exhaust
- testing device
- enmgine
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Abstract
The utility model relates to a car component detection device, particularly relates to a detection device for manifolds and discloses an engine exhaust manifold leakage tester. The engine exhaust manifold leakage tester comprises an exhaust manifold mounted on a mounting base fixed on a support, wherein an opening at the other end of the exhaust manifold is sealed with a seal plug, and one end of a vent pipe is connected with the exhaust manifold via the mounting base while the other end is connected with a controller. Aiming to overcome shortages that manifolds in the prior art are difficult in data measurement and low in accuracy of test results and the like, the engine exhaust manifold leakage tester can utilize pressure changes to test and acquire accurate tested data with high accuracy.
Description
Technical field
The utility model relates to the automobile component pick-up unit, relates in particular to the pick-up unit of manifold.
Background technology
The sealing of enmgine exhaust all has material impact for the discharging and the noise of engine complete machine, thus for the outsourcing piece enmgine exhaust to advance that factory detects be very necessary, also be very crucial.The current leakproofness that has a lot of methods to be used for detecting exhaust manifold generally all is whether the variation that takes place during through exhaust manifold with air-flow is airtight to recently judging exhaust manifold.
Judge the manifold seal performance by the variation of air-flow, apply on January 16th, 2009 as GM Global Technology Operation, on July 22nd, 2009 is disclosed, application number is 200910002574.1, publication number is the patent of CN101487425, name is called the detection of engine intake manifold air-leaks, and this invention relates to the detection of engine intake manifold air-leaks.Particularly, the method that provides a kind of definite engine charge to leak, it comprises measures the air velocity that enters internal combustion engine; Relatively the air velocity that should measure and first is scheduled to the air mass flow limit value; When being scheduled to the air mass flow limit value less than first, calculates this mensuration air velocity the estimation air velocity that enters engine; Should estimate that air velocity and the second and the 3rd predetermined air mass flow limit value compared; And indication gas leakage when this estimation air velocity is scheduled to the air mass flow limit value greater than the described second predetermined air mass flow limit value and less than the described the 3rd.The mentioned manifold detection method of this invention detects by the variations in flow measurement, and air-flow is difficult for showing as numerical value in this detection method, and because the variation of manifold inner structure, air-flow velocity is easy to change and causes measurement inaccurate.
Summary of the invention
The utility model detects at manifold in the prior art and is difficult to carry out the not high shortcoming of DATA REASONING, measurement result accuracy, provides a kind of air pressure change of utilizing to measure, and can obtain measurement data preferably, the exhaust manifold leakage testing device that accuracy is high.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
The enmgine exhaust leakage testing device, comprise exhaust manifold, exhaust manifold is installed on the mount pad that is fixed on the support, and an other end opening of exhaust manifold seals with seal plug, have an end of snorkel to link to each other with exhaust manifold by mount pad, the other end links to each other with controller.
The exhaust manifold that needs are detected is installed on the mount pad, and exhaust manifold links to each other with mount pad, and the another one opening with exhaust manifold seals with seal plug simultaneously, with assurance the sealing property of exhaust manifold is convenient to measure more.
As preferably, be distributed with a plurality of mounting holes and the air hole that match with exhaust manifold on the mount pad.
Several mounting hole that matches with exhaust manifold and air holes are arranged on the mount pad, mounting hole is to match with screw on the exhaust manifold air intake opening outward flange fixed edge, be used for exhaust manifold being linked to each other with mount pad by bolt, also have air hole on the mount pad, be used for the pressure gas that snorkel is carried is sent to exhaust manifold.
As preferably, snorkel links to each other with the air hole on the mount pad is airtight, and air hole communicates with the inner chamber of exhaust manifold.
Air hole one side communicates with the inner chamber of exhaust manifold on being installed in mount pad, and an other side is directly connected on the pick-up unit of controller.
As preferably, the control panel of described controller comprises power light, relay indicating light, boost gauge, the qualified pilot lamp of detection, detects defective pilot lamp, the venting pressure regulator, detect stop button, detect start button, emergency stop switch, venting pressure by-pass cock, venting pressure table, backup circuit breaker, automatic/hand change-over switch, power switch and duration of ventilation regulator.
Pressure gas delivers into exhaust manifold by snorkel and produces the air pressure change of feedback, by air pressure that enters and the variation of feeding back the atmospheric pressure value that, the controller of its measurement is controlled air pressure and carried out check and analysis, finally compare, draw the whether qualified conclusion of product by data and standard figures.
According to the technical solution of the utility model, the enmgine exhaust leakage testing device, convenient to use, efficient is high, and measure accurately.
Description of drawings
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is the vertical view of the utility model embodiment.
Fig. 3 is the vertical view of the mount pad of the utility model embodiment.
Fig. 4 is the controller panel view of the utility model embodiment.
The toponym that each number designation referred in the above accompanying drawing is as follows:
The 1-support, the 2-snorkel, the 3-controller, the 4-mount pad, the 5-exhaust manifold, the 6-seal plug, the 7-mounting hole, the 8-air hole, the 301-power light, the 302-relay indicating light, the 303-boost gauge, 304-detects qualified pilot lamp, 305-detects defective pilot lamp, 306-venting pressure regulator, 307-detects stop button, 308-detects start button, the 309-emergency stop switch, 310-venting pressure by-pass cock, 311-venting pressure table, the 312-backup circuit breaker, 313-automatic/hand change-over switch, the 314-power switch, 315-duration of ventilation regulator.
Embodiment
Below in conjunction with accompanying drawing 1 to 4 and embodiment the utility model is described in further detail:
Embodiment with reference to the accompanying drawings 1 to 4, the enmgine exhaust leakage testing device, comprise exhaust manifold 5, exhaust manifold 5 is installed on the mount pad 4 that is fixed on the support 1, an other end opening of exhaust manifold 5 seals with seal plug 6, have an end of snorkel 2 to link to each other with exhaust manifold 5 by mount pad 4, the other end links to each other with controller 3.Be distributed with a plurality of mounting holes 7 and the air hole 8 that match with exhaust manifold 5 on the mount pad 4.8 airtight linking to each other of air hole on snorkel 2 and the mount pad 4, and air hole 8 communicates with the inner chamber of exhaust manifold 5.The control panel of described controller 3 comprises power light 301, relay indicating light 302, boost gauge 303, the qualified pilot lamp 304 of detection, detects defective pilot lamp 305, venting pressure regulator 306, detects stop button 307, detects start button 308, emergency stop switch 309, venting pressure by-pass cock 310, venting pressure table 311, backup circuit breaker 312, automatic/hand change-over switch 313, power switch 314 and duration of ventilation regulator 315.
This enmgine exhaust pick-up unit is to charge into certain air pressure by the enmgine exhaust 5 to sealing, and the time of keep setting, and the leakage rate in the time of setting is not higher than the leakage rate of setting, just looks it is qualified, otherwise is defective.
Utilize duration of ventilation regulator 315 to set the time that leak test keeps, utilize venting pressure regulator 306 to set the normal pressure of leak test, can know the pressure of employed external air source by boost gauge 303, utilize venting pressure by-pass cock 310 to regulate the leak test system pressures to reach the pressure of regulation.
Enmgine exhaust 5 is installed on the mount pad 4 by mounting hole 7, air hole 8 communicates with the inner chamber of exhaust manifold 5, snorkel 2 one ends are connected on the air hole 8, an other end links to each other with controller 3, controller 3 is adjusted, energized and source of the gas, turn on the power switch 314 and regulate duration of ventilation regulator 315 and venting pressure regulator 306 to meet the standard-required of leak test defined, automatic/hand change-over switch 313 is placed automatic gear, press and detect start button 308, leakage testing device begins leak test and detects.After duration of ventilation finished, when leak pressure was no more than the value of setting, it was bright to detect qualified pilot lamp 304, shows this part stand the test.Otherwise it is bright to detect defective pilot lamp 305, shows that this part test is defective.
In a word, the above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (4)
1. enmgine exhaust leakage testing device, comprise exhaust manifold (5), it is characterized in that: exhaust manifold (5) is installed on the mount pad (4) that is fixed on the support (1), an other end opening of exhaust manifold (5) seals with seal plug (6), have an end of snorkel (2) to link to each other with exhaust manifold (5) by mount pad (4), the other end links to each other with controller (3).
2. enmgine exhaust leakage testing device according to claim 1 is characterized in that: be distributed with a plurality of mounting holes (7) and the air hole (8) that match with exhaust manifold (5) on the mount pad (4).
3. enmgine exhaust leakage testing device according to claim 2 is characterized in that: airtight the linking to each other of air hole (8) on snorkel (2) and the mount pad (4), and air hole (8) communicates with the inner chamber of exhaust manifold (5).
4. enmgine exhaust leakage testing device according to claim 1 is characterized in that: the control panel of described controller (3) comprises power light (301), relay indicating light (302), boost gauge (303), detect qualified pilot lamp (304), detect defective pilot lamp (305), venting pressure regulator (306), detect stop button (307), detect start button (308), emergency stop switch (309), venting pressure by-pass cock (310), venting pressure table (311), backup circuit breaker (312), automatic/hand change-over switch (313), power switch (314) and duration of ventilation regulator (315).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203078426U CN201497624U (en) | 2009-08-12 | 2009-08-12 | Engine exhaust manifold leakage tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203078426U CN201497624U (en) | 2009-08-12 | 2009-08-12 | Engine exhaust manifold leakage tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201497624U true CN201497624U (en) | 2010-06-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203078426U Expired - Fee Related CN201497624U (en) | 2009-08-12 | 2009-08-12 | Engine exhaust manifold leakage tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201497624U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792478A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Pneumatic airtightness detection mechanism for exhaust manifolds |
| CN104019949B (en) * | 2014-05-24 | 2017-05-10 | 广西玉柴机器股份有限公司 | Side leakage device for air inlet pipe |
| CN108871706A (en) * | 2018-07-25 | 2018-11-23 | 王争丰 | A kind of leakage detection equipment of raw coke over gas riser residual heat recovery device |
| CN110886648A (en) * | 2018-09-07 | 2020-03-17 | 大众汽车有限公司 | Arrangement of fluid-conducting elements directly or indirectly at the housing of a compressor |
-
2009
- 2009-08-12 CN CN2009203078426U patent/CN201497624U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019949B (en) * | 2014-05-24 | 2017-05-10 | 广西玉柴机器股份有限公司 | Side leakage device for air inlet pipe |
| CN104792478A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Pneumatic airtightness detection mechanism for exhaust manifolds |
| CN108871706A (en) * | 2018-07-25 | 2018-11-23 | 王争丰 | A kind of leakage detection equipment of raw coke over gas riser residual heat recovery device |
| CN110886648A (en) * | 2018-09-07 | 2020-03-17 | 大众汽车有限公司 | Arrangement of fluid-conducting elements directly or indirectly at the housing of a compressor |
| US11112325B2 (en) | 2018-09-07 | 2021-09-07 | Volkswagen Aktiengesellschaft | Arrangement of a fluid-carrying element directly or indirectly on a housing of a compressor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20170812 |