CN103884508A - Device for realizing opposed two-stroke cylinder sleeve flow test - Google Patents
Device for realizing opposed two-stroke cylinder sleeve flow test Download PDFInfo
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- CN103884508A CN103884508A CN201410041720.2A CN201410041720A CN103884508A CN 103884508 A CN103884508 A CN 103884508A CN 201410041720 A CN201410041720 A CN 201410041720A CN 103884508 A CN103884508 A CN 103884508A
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- cylinder sleeve
- pad
- plunger
- bolt
- threaded hole
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Abstract
The invention relates to a device for realizing an opposed two-stroke cylinder sleeve flow test. The device comprises a cylinder sleeve (1), a supporting plate (2) with a threaded hole, a rubber ring (3) with the diameter of 3mm, a bolt (4), a lock washer (5), a handle (6), a single-head stud (7), a piston plunger (8), a double-head stud (9), a bolt (10), a gasket (11), a pressing plate (12) with a threaded hole, a supporting block (13), and a test bench surface (14). The cylinder sleeve (1) is internally provided with the piston plunger (8) with matched inner diameter. The threaded hole of the supporting plate (2) is matched with the stud part of the single-head stud (7) and is in contact with and connected with the cylinder sleeve (1). A device used for fixing the cylinder sleeve (1) is respectively arranged at the symmetrical positions of two sides of the cylinder sleeve (1). The device has the advantages of simple structure, convenient use and quick installation, the test precision and tightness can be ensured, and flow tests in different flow cross section of a channel can be satisfied.
Description
Technical field
The invention belongs to cylinder cover for diesel engine air port performance technical field of measurement and test, be specifically related to a kind of device of realizing opposed two-stroke cylinder sleeve air-flow test.
Background technology
Measure the steady flow testbed by traditional air cylinder head structure design of cylinder cover for diesel engine air port performance.When measurement, tested cylinder head is loaded onto to whole annexes such as valve, valve spring to be placed on location on testing table table top, to compress, input tested cylinder head parameter and air flue lift, opening device, measures the performance index that enter air-flow in air flue under different lifts unlatchings automatically.Opposed two-stroke cylinder sleeve is completely different from traditional cylinder head, and existing gas current stabilization measuring test-bed does not realize the object of measuring the gas flow capability under opposed two-stroke cylinder sleeve passage different cross section.
Summary of the invention
The present invention just for solve existing gas current stabilization measuring test-bed can not test channel different cross section under the problem of gas flow capability, design a set of servicing unit, in existing gas current stabilization measuring test-bed, realize opposed two-stroke cylinder sleeve gas flow measurement to reach, and meet the object of testing under passage different cross section.
Technical scheme of the present invention is:
A kind of device of realizing opposed two-stroke cylinder sleeve air-flow test, comprise cylinder sleeve (1), be threaded the back up pad (2) in hole, also comprise that diameter is rubber ring (3), bolt (4), lock washer (5), handle (6), single head double-screw bolt (7), plunger (8), studs (9), bolt (10), pad (11), the pressing plate (12) that is threaded hole, back-up block (13), the testing table table top (14) of 3mm.
It is upper that cylinder sleeve (1) is positioned at testing table table top (14), and cylinder sleeve (1) inside is provided with a plunger (8) coordinating with cylinder sleeve (1) internal diameter; Be used for ensureing gap between plunger (8) and cylinder sleeve (1) rubber ring (3) without Leakage Gas, be positioned at the annular groove on plunger (8) face of cylinder; The top of plunger (8) cylinder axis is provided with a hole, and threadless one of single head double-screw bolt (7) is arranged in this hole, and is welded to connect with plunger (8); The threaded hole of back up pad (2) coordinates with the double-screw bolt part of single head double-screw bolt (7), and back up pad (2) lower surface is connected with the contact of cylinder sleeve (1) upper surface; The handle (6) that is used for regulating cylinder sleeve (1) inlet channel (or exhaust passage) cross-sectional sizes, is fixed the threaded portion in single head double-screw bolt (7); Handle (6) uses respectively lock washer (5) and bolt (4) to fix up and down;
The symmetric position of cylinder sleeve (1) both sides, respectively has a set of device for fixing cylinder sleeve (1), is positioned on testing table table top (14); A set of device for fixing cylinder sleeve (1), comprises the studs (9) that is fixedly connected with testing table table top (14) threaded hole, is fixed on back-up block (13) on testing table table top (14), for compressing the pressing plate that is threaded hole (12) of back up pad (2); The double-screw bolt part of the threaded hole of pressing plate (12) and studs (9) is fixed, one end margin of pressing plate (12) lower surface is connected with the contact of back-up block (13) upper surface, and the other end edge of pressing plate (12) lower surface is connected with the contact of back up pad (2) upper surface; For pad (11), the bolt (10) of clamping platen (12), be fixed successively on studs (9).
The invention has the beneficial effects as follows:
Realize the object that opposed two-stroke cylinder sleeve gas flow is measured, simple in structure, easy to use, quick for installation, can warranty test measuring accuracy and sealing, can meet the air-flow test under the different flow areas of passage by adjusting handle again simultaneously.
Brief description of the drawings
Fig. 1 is scheme of installation of the present invention;
Fig. 2 is the schematic diagram of opposed two-stroke cylinder sleeve side view and 3 horizontal sections thereof.
In figure, the corresponding relation of each mark is as follows.
1-cylinder sleeve
2-(is threaded hole) back up pad
3-(diameter is 3mm's) rubber ring
4-bolt
5-lock washer
6-handle
7-single head double-screw bolt
8-plunger
9-studs
10-bolt
11-pad
12-(is threaded hole) pressing plate
13-back-up block
14-testing table table top.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of device of realizing opposed two-stroke cylinder sleeve air-flow test of the present invention, comprise cylinder sleeve (1), be threaded the back up pad (2) in hole, also comprise that diameter is rubber ring (3), bolt (4), lock washer (5), handle (6), single head double-screw bolt (7), plunger (8), studs (9), bolt (10), pad (11), the pressing plate (12) that is threaded hole, back-up block (13), the testing table table top (14) of 3mm.
It is upper that cylinder sleeve (1) is positioned at testing table table top (14), and cylinder sleeve (1) inside is provided with a plunger (8) coordinating with cylinder sleeve (1) internal diameter; Be used for ensureing gap between plunger (8) and cylinder sleeve (1) rubber ring (3) without Leakage Gas, be positioned at the annular groove on plunger (8) face of cylinder; The top of plunger (8) cylinder axis is provided with a hole, and threadless one of single head double-screw bolt (7) is arranged in this hole, and is welded to connect with plunger (8); The threaded hole of back up pad (2) coordinates with the double-screw bolt part of single head double-screw bolt (7), and back up pad (2) lower surface is connected with the contact of cylinder sleeve (1) upper surface; The handle (6) that is used for regulating cylinder sleeve (1) inlet channel (or exhaust passage) cross-sectional sizes, is fixed the threaded portion in single head double-screw bolt (7); Handle (6) uses respectively lock washer (5) and bolt (4) to fix up and down;
The symmetric position of cylinder sleeve (1) both sides, respectively has a set of device for fixing cylinder sleeve (1), is positioned on testing table table top (14); A set of device for fixing cylinder sleeve (1), comprises the studs (9) that is fixedly connected with testing table table top (14) threaded hole, is fixed on back-up block (13) on testing table table top (14), for compressing the pressing plate that is threaded hole (12) of back up pad (2); The double-screw bolt part of the threaded hole of pressing plate (12) and studs (9) is fixed, one end margin of pressing plate (12) lower surface is connected with the contact of back-up block (13) upper surface, and the other end edge of pressing plate (12) lower surface is connected with the contact of back up pad (2) upper surface; For pad (11), the bolt (10) of clamping platen (12), be fixed successively on studs (9).
Claims (1)
1. realize the device of opposed two-stroke cylinder sleeve air-flow test for one kind, comprise cylinder sleeve (1), be threaded the back up pad (2) in hole, it is characterized in that, also comprise that diameter is rubber ring (3), bolt (4), lock washer (5), handle (6), single head double-screw bolt (7), plunger (8), studs (9), bolt (10), pad (11), the pressing plate (12) that is threaded hole, back-up block (13), the testing table table top (14) of 3mm; It is upper that cylinder sleeve (1) is positioned at testing table table top (14), and cylinder sleeve (1) inside is provided with a plunger (8) coordinating with cylinder sleeve (1) internal diameter; Be used for ensureing gap between plunger (8) and cylinder sleeve (1) rubber ring (3) without Leakage Gas, be positioned at the annular groove on plunger (8) face of cylinder; The top of plunger (8) cylinder axis is provided with a hole, and threadless one of single head double-screw bolt (7) is arranged in this hole, and is welded to connect with plunger (8); The threaded hole of back up pad (2) coordinates with the double-screw bolt part of single head double-screw bolt (7), and back up pad (2) lower surface is connected with the contact of cylinder sleeve (1) upper surface; The handle (6) that is used for regulating cylinder sleeve (1) inlet channel (or exhaust passage) cross-sectional sizes, is fixed the threaded portion in single head double-screw bolt (7); Handle (6) uses respectively lock washer (5) and bolt (4) to fix up and down; The symmetric position of cylinder sleeve (1) both sides, respectively has a set of device for fixing cylinder sleeve (1), is positioned on testing table table top (14); A set of device for fixing cylinder sleeve (1), comprises the studs (9) that is fixedly connected with testing table table top (14) threaded hole, is fixed on back-up block (13) on testing table table top (14), for compressing the pressing plate that is threaded hole (12) of back up pad (2); The double-screw bolt part of the threaded hole of pressing plate (12) and studs (9) is fixed, one end margin of pressing plate (12) lower surface is connected with the contact of back-up block (13) upper surface, and the other end edge of pressing plate (12) lower surface is connected with the contact of back up pad (2) upper surface; For pad (11), the bolt (10) of clamping platen (12), be fixed successively on studs (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410041720.2A CN103884508B (en) | 2014-01-27 | 2014-01-27 | A kind of device realizing the test of opposed two-stroke cylinder sleeve air-flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410041720.2A CN103884508B (en) | 2014-01-27 | 2014-01-27 | A kind of device realizing the test of opposed two-stroke cylinder sleeve air-flow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103884508A true CN103884508A (en) | 2014-06-25 |
| CN103884508B CN103884508B (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410041720.2A Active CN103884508B (en) | 2014-01-27 | 2014-01-27 | A kind of device realizing the test of opposed two-stroke cylinder sleeve air-flow |
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| Country | Link |
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| CN (1) | CN103884508B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3330490B2 (en) * | 1996-04-10 | 2002-09-30 | 株式会社日本自動車部品総合研究所 | Device for measuring force acting between piston and cylinder of internal combustion engine |
| CN101514940A (en) * | 2008-11-28 | 2009-08-26 | 江苏大学 | Flow characteristics tester for intake and exhaust system of small gasoline engine and exhaust control method |
| US20090267620A1 (en) * | 2008-04-24 | 2009-10-29 | Hidetoshi Takimoto | Film thickness measurement device and method |
| CN102619639A (en) * | 2012-04-18 | 2012-08-01 | 中国北方发动机研究所 | Swirl-regulable air inlet system |
| CN103234739A (en) * | 2013-04-01 | 2013-08-07 | 中国北方发动机研究所(天津) | Apparatus and method for testing thermal fatigue of cylinder covers |
-
2014
- 2014-01-27 CN CN201410041720.2A patent/CN103884508B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3330490B2 (en) * | 1996-04-10 | 2002-09-30 | 株式会社日本自動車部品総合研究所 | Device for measuring force acting between piston and cylinder of internal combustion engine |
| US20090267620A1 (en) * | 2008-04-24 | 2009-10-29 | Hidetoshi Takimoto | Film thickness measurement device and method |
| CN101514940A (en) * | 2008-11-28 | 2009-08-26 | 江苏大学 | Flow characteristics tester for intake and exhaust system of small gasoline engine and exhaust control method |
| CN102619639A (en) * | 2012-04-18 | 2012-08-01 | 中国北方发动机研究所 | Swirl-regulable air inlet system |
| CN103234739A (en) * | 2013-04-01 | 2013-08-07 | 中国北方发动机研究所(天津) | Apparatus and method for testing thermal fatigue of cylinder covers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103884508B (en) | 2016-04-06 |
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