CN206002311U - Multifunctional engine off gas system testing tool - Google Patents
Multifunctional engine off gas system testing tool Download PDFInfo
- Publication number
- CN206002311U CN206002311U CN201620932133.7U CN201620932133U CN206002311U CN 206002311 U CN206002311 U CN 206002311U CN 201620932133 U CN201620932133 U CN 201620932133U CN 206002311 U CN206002311 U CN 206002311U
- Authority
- CN
- China
- Prior art keywords
- ball valve
- connects
- observation window
- adaptor
- rustless steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Taps Or Cocks (AREA)
- Check Valves (AREA)
- Testing Of Engines (AREA)
Abstract
This utility model provides a kind of multifunctional engine off gas system testing tool, including observing tube, in the outside of observing tube, rustless steel observation window pipe is installed, observing tube is installed in rustless steel observation window pipe between two parties, there is female thread at the two ends of rustless steel observation window pipe, the female thread of one end installs the blocking of hexagonal through hole and the first adaptor in first, and the first adaptor connects the first ball valve, and the first ball valve connects the first pagoda joint；The other end female thread of rustless steel observation window pipe installs the blocking of hexagonal through hole and the second adaptor in second, and the second adaptor connects the first port of four-way connection, and the second port of four-way connection connects the second ball valve, and the second ball valve connects the second pagoda joint；3rd port of four-way connection connects the 3rd ball valve, and the 3rd ball valve connects the 3rd pagoda joint, and the 4th port of four-way connection connects pressure transducer test adaptor head.The deaeration capability bubble of electromotor off gas system is observed test, the test of anti-admission space and water inflow of the engine pressure, cylinder and is pressed integrating of test by this utility model, has the function that once mounting can test multiple data.
Description
Technical field
This utility model is related to a kind of multifunctional engine off gas system testing tool, installs for electromotor and surveys during evaluation
The test of spreadsheet engine off gas system deaeration capability, the test of anti-admission space and influent pressure, cylinder pressure test.
Background technology
Technical staff, when IQA experiment is done by OEM producer, needs electromotor off gas system is carried out anti-air inlet statistical test.
When evaluation installed by electromotor at present, there is no suitable instrument anti-admission space testing tool.In view of intrinsic degasification test
And the test compound tube of water inflow of the engine pressure and cylinder pressure can test deaeration capability and influent pressure, cylinder pressure are tested simultaneously.So
Improve on the basis of this, the instrument after improvement can carry out the test of degasification test and water inflow of the engine pressure and cylinder pressure, also
The anti-admission space of off gas system can be tested it is achieved that Function Extension.
Content of the invention
The purpose of this utility model be provide a kind of multifunctional engine off gas system testing tool, have be easy to dismounting,
The distinguishing feature that versatility is good, test efficiency is high, safety coefficient is high.
The technical solution of the utility model：Multifunctional engine off gas system testing tool of the present utility model includes observing
Pipe, installs rustless steel observation window pipe in the outside of observing tube, and observing tube is centrally mounted in rustless steel observation window pipe, and rustless steel is seen
There is female thread at the two ends examining window pipe, and the female thread of one end installs the blocking of hexagonal through hole and the first adaptor in first, the first switching
Head connects the first ball valve, and the first ball valve connects the first pagoda joint；The other end female thread of rustless steel observation window pipe installs second
Interior hexagonal through hole blocking and the second adaptor, the second adaptor connects the first port of four-way connection, the second end of four-way connection
Mouth connects the second ball valve, and the second ball valve connects the second pagoda joint；3rd port of four-way connection connects the 3rd ball valve, the 3rd ball
Valve connects the 3rd pagoda joint, and the 4th port of four-way connection connects pressure transducer test adaptor head；Hexagonal through hole in first
In blocking and second, the blocking of hexagonal through hole is compressed with the two ends of observing tube respectively.
There is rubber seal between the blocking of hexagonal through hole and observing tube in hexagonal through hole blocking and second in first.
In 4 observation windows of rustless steel observation window Guan Shangshe, observation window is located at center and the edge of rustless steel observation window tube body
Circumference is symmetrical.
Advantage of the present utility model：The deaeration capability bubble of electromotor off gas system is observed test, is sent out by this utility model
Move the test of off gas system anti-admission space and integrating of test pressed by water inflow of the engine pressure, cylinder, there is once mounting
The function of multiple data can be tested.Equipment is installed and need not be distinguished direction, tests work by adjusting the on-off control of 3 ball valves
Condition, enables so test purpose.
The pagoda joint at equipment two ends can quickly dismount in warm braw pipeline.During test, by equipment series connection and electromotor
More than 90% testing requirement in the middle of warm braw pipeline, can be met.Inside observation window pipe, safety glass is installed, there is higher safety
Coefficient.
304 thick rustless steel observation window pipes of safety glass pipe outside nesting 4mm, are substantially improved safety coefficient, reduce rupture
Risk, the safety of protection tester.Middle 4 observation windows are located at center and the circumferentially symmetrical branch of body.Tester
Off gas system deaeration capability can be evaluated with this by the bubble situation in observation window pipe sight glass pipe.
According to test space environment limit value, four go sides can free adjustment direction, instrument adaptability is good.
Brief description
Fig. 1 is exploded perspective figure of the present utility model.
Fig. 2 is longitudinal cross section structure diagram of the present utility model.
Fig. 3 is the A-A sectional view of Fig. 2.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2, Fig. 3, a kind of multifunctional engine off gas system testing tool of the present utility model includes observing tube
7, in the outside of observing tube 7, rustless steel observation window pipe 1 is installed, observing tube 7 is centrally mounted in rustless steel observation window pipe 1, stainless
There is female thread at the two ends of steel observation window pipe 1, and the female thread of one end installs the blocking 4 of hexagonal through hole and the first adaptor 6 in first, the
One adaptor 6 connects the first ball valve 10, and the first ball valve 10 connects the first pagoda joint 11；The other end of rustless steel observation window pipe 1
Female thread installs the blocking 15 of hexagonal through hole and the second adaptor 2 in second, and the second adaptor 2 connects the first end of four-way connection 9
Mouthful, the second port of four-way connection 9 connects the second ball valve 3, and the second ball valve 3 connects the second pagoda joint 14；The of four-way connection 9
Three ports connect the 3rd ball valve 12, and the 3rd ball valve 12 connects the 3rd pagoda joint 13, and the 4th port of four-way connection 9 connects pressure
Sensor test adaptor 5.In first hexagonal through hole blocking 4 and second in hexagonal through hole blocking 15 respectively with observing tube 7 two
Side pressure is tight.
There is rubber seal between hexagonal through hole blocking 15 and observing tube 7 in hexagonal through hole blocking 4 and second in first
8.
4 observation window 1a are set on rustless steel observation window pipe 1, observation window 1a is located in rustless steel observation window pipe 1 body
The heart and circumferentially symmetrical.
The long 113mm of rustless steel observation window pipe 1 body, external diameter Φ 33mm, internal diameter 25mm.Tempering glass is installed inside observation window pipe
Glass observing tube 7, has higher safety coefficient, reduces risk of rupture, the safety of protection tester.
According to test space environment limit value, the stress test adaptor of four go sides, ball valve installation site can freely adjust, with
Convenient operation.
When this utility model uses, original for electromotor warm braw outlet pipe is split into two sections, by the first pagoda joint 11
It is connected respectively to the pipeline two ends being split with the second pagoda joint 14, equipment is connected in warm braw outlet pipeline.Equipment string
Link directionless requirement when in electromotor warm braw outlet pipe.Only in cylinder pressure test, ball valve switch controls and has any different.When current side
To for there being the first ball valve to enter, when the second ball valve goes out, open the first ball valve 10, the second ball valve 3, close the 3rd ball valve 12, connect pressure
Force transducer, then water inflow observing tube 7, test deaeration capability under the experimental test condition requiring, tester passes through to observe
Bubble situation in observing tube 7, whether degasification completes evaluation off gas system, now uses pressure measuring device and sensor in pressure
Intake pressure can be recorded at adaptor 5.After the completion of degasification, open the first ball valve 10, close the second ball valve 3, the 3rd ball valve 12 can
To test cylinder pressure.Open the first ball valve 10, close the second ball valve 3, slow unlatching ball valve 12, observing in viewing glass pipe 7 is
Occur bubble when stop discharge water, with measuring cup collect through ball valve 12 release the water yield, you can survey electromotor off gas system resist into
Air space.And working as water (flow) direction is to have the second ball valve to enter, when the 3rd ball valve goes out, test engine cylinder pressure then needs to open the second ball
Valve 3, cuts out the first ball valve 12, the 3rd ball valve 10.Once mounting test can complete multiple test events.
Claims (3)
1. a kind of multifunctional engine off gas system testing tool, including observing tube (7) it is characterised in that：In observing tube (7)
Rustless steel observation window pipe (1) is installed in outside, and observing tube (7) is centrally mounted in rustless steel observation window pipe (1), rustless steel observation window
There is a female thread at the two ends of pipe (1), and the female thread of one end installs hexagonal through hole blocking (4) and the first adaptor (6) in first, and first
Adaptor (6) connects the first ball valve (10), and the first ball valve (10) connects the first pagoda joint (11)；Rustless steel observation window pipe (1)
The other end female thread hexagonal through hole blocking (15) and the second adaptor (2) in second, the second adaptor (2) connection four-way are installed
The first port of joint (9), the second port of four-way connection (9) connects the second ball valve (3), and it is precious that the second ball valve (3) connects second
Tower joint (14)；3rd port of four-way connection (9) connects the 3rd ball valve (12), and the 3rd ball valve (12) connects the 3rd pagoda joint
(13), four-way connection (9) the 4th port connect pressure transducer test adaptor head (5), in first hexagonal through hole blocking (4) and
In second, hexagonal through hole blocking (15) is compressed with the two ends of observing tube (7) respectively.
2. multifunctional engine off gas system testing tool according to claim 1 it is characterised in that：Hexagonal in first
There is rubber seal (8) between hexagonal through hole blocking (15) and observing tube (7) in through hole blocking (4) and second.
3. multifunctional engine off gas system testing tool according to claim 1 and 2 it is characterised in that：In rustless steel
4 observation windows (1a) are set on observation window pipe (1), observation window (1a) is located at the center of rustless steel observation window pipe (1) body and along circle
Week is symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620932133.7U CN206002311U (en) | 2016-08-24 | 2016-08-24 | Multifunctional engine off gas system testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620932133.7U CN206002311U (en) | 2016-08-24 | 2016-08-24 | Multifunctional engine off gas system testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002311U true CN206002311U (en) | 2017-03-08 |
Family
ID=58197075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620932133.7U Expired - Fee Related CN206002311U (en) | 2016-08-24 | 2016-08-24 | Multifunctional engine off gas system testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002311U (en) |
-
2016
- 2016-08-24 CN CN201620932133.7U patent/CN206002311U/en not_active Expired - Fee Related
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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: 20170308 Termination date: 20190824 |