CN103364193B - Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test - Google Patents
Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test Download PDFInfo
- Publication number
- CN103364193B CN103364193B CN201210085858.3A CN201210085858A CN103364193B CN 103364193 B CN103364193 B CN 103364193B CN 201210085858 A CN201210085858 A CN 201210085858A CN 103364193 B CN103364193 B CN 103364193B
- Authority
- CN
- China
- Prior art keywords
- air inlet
- block head
- rotation axis
- plugging mechanism
- engine
- 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.)
- Active
Links
- 238000007634 remodeling Methods 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims abstract description 30
- 230000001737 promoting effect Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 238000012876 topography Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 102200046798 rs35400405 Human genes 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test, comprise: mobile platform (1), becoming two groups to be arranged at mobile platform (1) one end remodels on rotation axis (10), for the block head (3) of the tested engine intake of shutoff, described two groups of block heads (3) are separated by setting at a certain angle, be arranged at the cylinder (2A of two groups of block head (3) rear sides, 2B, 2C), first cylinder (2B) is for promoting block head, second cylinder (2A, air inlet butt joint base (9) 2C) is driven to be connected with rotation axis of remodeling (10), be arranged on rear side of block head, and the pressure transducer (5) be communicated with block head (3) and pneumatic ball valve (6), be arranged on rotation axis of remodeling (10) one end, be fixedly connected with it and rotating oscillating cylinder (8).The present invention can be used for many style engine on-line checkingi admission pressures, conversion different model engine time convenient switching block head, with corresponding with the air intake opening of different model engine.
Description
Technical field
The present invention relates to motor car engine field tests, particularly, the present invention relates to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test, more specifically, the present invention relates to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test, the block head of convenient switching described air inlet plugging mechanism when described air inlet plugging mechanism can be used for many style engine on-line checkingi admission pressures, conversion different model engine, with corresponding with the air intake opening of different model engine.
Background technology
When motor car engine is tested, need the admission pressure detecting engine.Simultaneously in order to meet the requirement of many style engine on-line checkingi, need to switch block head corresponding with its air intake opening.In the past, when many style engine on-line checkingi admission pressures, conversion different model engine, it switches the block head inconvenience of described air inlet plugging mechanism, thus, be difficult to accurately corresponding with the air intake opening of different model engine.
Summary of the invention
In order to solve the problem, the object of the invention is: the air inlet plugging mechanism that a kind of motor vehicle engine air inlet pressure is tested is provided, the block head of convenient switching described air inlet plugging mechanism when described air inlet plugging mechanism can be used for many style engine on-line checkingi admission pressures, conversion different model engine, with corresponding with the air intake opening of different model engine.
Technical scheme of the present invention is as follows:
Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test, and comprise the block head for the tested engine intake of shutoff, it is characterized in that, described air inlet plugging mechanism comprises: arrange and removable mobile platform 1 on fixed support,
Becoming two groups to be arranged at mobile platform 1 one end remodels on rotation axis 10, for the block head 3 of the tested engine intake of shutoff, described two groups of block heads 3 are separated by setting at a certain angle, be arranged at the first and second cylinders on rear side of two groups of block heads 3, first cylinder 2B is for promoting block head, second cylinder 2A, 2C drives the air inlet butt joint base 9 after being arranged at rotation axis 10 of remodeling to be connected with rotation axis 10 of remodeling, be arranged on rear side of block head, and the pressure transducer 5 be communicated with block head 3 and pneumatic ball valve 6, described air inlet pressure sensor 5 is for the pressure of test engine air intake opening, described pneumatic ball valve 6 needs to open or kill engine the path of exhausr port and ambient atmosphere according to test, for controlling the breathing of engine,
The described pressure transducer 5 that is communicated with block head 3 and pneumatic ball valve 6 are disposed adjacent by through hole in, are arranged on rotation axis 10 one end of remodeling, are fixedly connected with and rotating oscillating cylinder 8 with it.
The described pressure transducer 5 that is communicated with block head 3 and pneumatic ball valve 6 are disposed adjacent, so that the detection of pressure transducer 5 is accurate by through hole in.
According to a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism of the present invention, it is characterized in that, the rotation axis of remodeling of described air inlet plugging device is the block rotation axis of an elongated rectangular shape formed by four workplaces, and described four workplaces comprise:
Two adjacent workplaces are respectively first, second block head installed surface for installing block head, described block head installed surface is formed the through hole being communicated with block head, all the other two adjacent workplaces are respectively first, second butt joint base bearing surface for being connected with butt joint base, and described block head is separated by is arranged at first, second block head installed surface described respectively with 3-5 a group, at a certain angle.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, the block head 3 that first, second block head installed surface described is arranged is respectively with tetrad, and 90 ° of angles of being separated by are arranged.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, the rotation axis of remodeling of described air inlet plugging device is an inclined-plane with the surface of contact of detection engine.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, described air inlet butt joint base is an elongated rectangular shape block member, it is formed with middle through hole with the block head correspondence position of rotation axis bearing surface of remodeling, described middle through hole lower inside is formed with the first through hole for being communicated with pneumatic ball valve 6, and described middle through hole inner upper is formed with the second through hole for being communicated with pressure transducer 5.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, the middle through hole periphery that described air inlet butt joint base and the block head correspondence position of rotation axis bearing surface of remodeling are formed is formed with the ellipsoid groove docked.
According to the present invention, because of described air inlet butt joint base and the block head correspondence position of rotation axis bearing surface of remodeling formed in through hole periphery form ellipsoid groove, then to produce with the block head correspondence position of rotation axis bearing surface of remodeling at air inlet butt joint base and slightly misplace, also can ensure stable docking and the sealing of formation air hole.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, the oblique setting of the second through hole for being communicated with pressure transducer 5 that described middle through hole inner upper is formed.
According to the present invention, the oblique setting of the second through hole for being communicated with pressure transducer 5 that described middle through hole inner upper is formed, makes the detection of pressure transducer 5 accurate.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, what described middle through hole inner upper was formed is inclined-plane for being communicated with the second through hole lateral surface of pressure transducer 5.
According to the air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention, it is characterized in that, what described middle through hole inner upper was formed is 36-42 ° for being communicated with the oblique angle of the second through hole of pressure transducer 5.
According to the present invention, mobile platform 1 is arranged cylinder 2A, 2B, 2C, the first cylinder 2B is for promoting block head, and the second cylinder 2A, 2C drive air inlet butt joint base 9 to be connected with rotation axis of remodeling.Block head 3 is for blocking the air intake opening of engine.Air inlet pressure sensor 5 is communicated with block head 3 with the pressure of test engine air intake opening.
Pneumatic ball valve 6 is arranged on mobile platform 1, and pneumatic ball valve 6, for controlling the breathing of engine, needs to open or kill engine the path of exhausr port and ambient atmosphere according to test.Inlet air filtration time filter cleaner 7 rotates for high engine speeds.O shape circle 4 can be changed when wearing and tearing.Block head 3 and the air intake opening topographies of tested engine, effectively can prevent gas leakage after fitted seal circle 4, air inlet pressure sensor 5 near measured piece, therefore can realize pressure that is automatic and accurately detection engine intake.
Remodel (namely at engine, detect different model engine, carry out the switching of block head) time, pendulum rotating dynamic air cylinder 8, rotary shaft end of remodeling described in oscillating cylinder 8 drives turns over 90 ° by the connection of a rotating support and axle sleeve, another group block head 3 that alternate 90 ° of angles can be made to arrange, blocks the air intake opening of engine of remodeling, completes the switching of block head.
Cylinder 2A, 2C drive air inlet butt joint base to be connected with rotation axis of remodeling, and the air inlet pressure sensor of connection can the pressure of test engine air intake opening.Pneumatic ball valve is arranged on air inlet butt joint base, and the pneumatic ball valve other end is connected with exhaust box by air inlet square tube, pneumatic ball valve for controlling the breathing of engine, the path of exhausr port and the ambient atmosphere opened according to test needs or kill engine.
O shape circle can be changed when wearing and tearing.The air intake opening topographies of block head and tested engine, effectively can prevent gas leakage after fitted seal circle, air inlet pressure sensor near measured piece, therefore can realize automatic and accurate.When air inlet butt joint base is retracted, oscillating cylinder drives rotation axis of remodeling to rotate and remodels, and air inlet butt joint base readvances to connecting, and has remodeled, and has rotary block adjustable when rotation axis of remodeling rotate in place, and has O type circle to seal between each web member.
The air inlet plugging mechanism of a kind of motor vehicle engine air inlet pressure test of the present invention can realize quick detection, and accuracy is high; Structure is simple, is convenient to installation and maintenance; Consumable accessory is changed convenient.
Accompanying drawing explanation
Fig. 1 is the air inlet plugging mechanism front view of a kind of motor vehicle engine air inlet pressure test of the present invention.
Fig. 2 is the air inlet plugging mechanism left view of Fig. 1 motor vehicle engine air inlet pressure test.
Fig. 3 is the air inlet plugging mechanism right view of Fig. 1 motor vehicle engine air inlet pressure test.
Fig. 4 is the air inlet plugging mechanism vertical view of Fig. 1 motor vehicle engine air inlet pressure test.
Fig. 5 is the air inlet plugging mechanism stereographic map of a kind of motor vehicle engine air inlet pressure test of the present invention.
Fig. 6 A, B, C are respectively the present invention and remodel the front view of rotation axis first block head installed surface of remodeling of air inlet plugging device of engine charge pressure test, left view and right view.
Fig. 7 is that the present invention remodels the front view of rotation axis second block head installed surface of remodeling of air inlet plugging device of engine charge pressure test.
Fig. 8 A, B are respectively the present invention and remodel in the front view of the first bearing surface of remodel rotation axis and butt joint base of air inlet plugging device of engine charge pressure test and Fig. 8 A A-A to cut-open view.
Fig. 9 A, B are respectively the present invention and remodel in the front view of the second bearing surface of remodel rotation axis and butt joint base of air inlet plugging device of engine charge pressure test and Fig. 8 A D-D to cut-open view.
Figure 10 is the rotation axis stereographic map of remodeling of the air inlet plugging device of a kind of engine charge pressure test of remodeling of the present invention.
Figure 11 is air inlet butt joint base front view and the A-A place cut-open view of engine charge pressure test air inlet plugging device of remodeling of the present invention.
In figure, 1 is mobile platform, and 2A-C is arranged at the cylinder on mobile platform 1,3 is block head, 4 is the O-ring seal that block head 3 is arranged, and 5 is the pressure transducer be communicated with block head 3, and 6 is pneumatic ball valve, its one end is connected with block head by flexible pipe, pressure transducer is arranged near pneumatic ball valve one end on flexible pipe, and pneumatic ball valve 6 other end is connected with filter cleaner 7 by tracheae, and 8 is the rotating oscillating cylinder arranged at mobile platform 1 side, 9 is air inlet butt joint base, and 10 is rotation axis of remodeling.11A, 11B are respectively first, second block head installed surface, and 12A, 12B are respectively first, second butt joint base bearing surface.13 is middle through hole, and 13-1 is the first through hole, and 13-2 is the second through hole.
Embodiment
Below, with reference to accompanying drawing, illustrate the air inlet plugging mechanism of motor vehicle engine air inlet pressure of the present invention test with embodiment.
Embodiment 1
Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test, comprise: arrange and removable mobile platform 1 on fixed support, remodel on rotation axis in mobile platform 1 one end, for the block head 3 of the tested engine intake of shutoff, described two groups of block heads 3 to be separated by setting with 90 ° of angles to become two groups to be arranged at.
Be arranged at the cylinder 2A on rear side of two groups of block heads 3,2B, 2C, the first cylinder 2B is for promoting block head, and the second cylinder 2A-2C drives air inlet butt joint base 9 to be connected with rotation axis of remodeling.Be arranged at the pressure transducer 5 and pneumatic ball valve 6 that are communicated with on rear side of block head and with block head 3, described air inlet pressure sensor 5 is for the pressure of test engine air intake opening, described pneumatic ball valve 6 needs to open or kill engine the path of exhausr port and ambient atmosphere, for controlling the breathing of engine according to test.Be arranged on rotation axis 10 one end of remodeling, be fixedly connected with and rotating oscillating cylinder 8 with it.
Described two groups of block heads 3 are separated by 90 ° of angles, are arranged radially in and remodel on rotation axis 10.The described pressure transducer 5 that is communicated with block head 3 and pneumatic ball valve are disposed adjacent.Described pneumatic ball valve 6 one end is connected with block head by flexible pipe, and the other end is connected with filter cleaner 7.
Described pneumatic ball valve 6 one end is connected with block head by flexible pipe, and the other end is connected with exhaust box by air inlet square tube.Described filter cleaner is arranged on the ball valve web member afterbody of pneumatic ball valve 6.
Be provided with middle through hole in described air inlet butt joint base 9, in this, through hole is directly communicated with air inlet pressure sensor and pneumatic ball valve.Described two groups of block heads are respectively C14T block head and C15VVT7C14 block head.
Described rotation axis one end of remodeling connects oscillating cylinder by a rotating support and axle sleeve.
According to the present invention, mobile platform 1 is arranged cylinder 2A, 2B, 2C, the first cylinder 2B is for promoting block head, and the second cylinder 2A, 2C drive air inlet butt joint base 9 to be connected with rotation axis of remodeling.Block head 3 is for blocking the air intake opening of engine.Air inlet pressure sensor 5 is communicated with can the pressure of test engine air intake opening with block head 3.
Pneumatic ball valve 6 is arranged on mobile platform 1, and pneumatic ball valve 6, for controlling the breathing of engine, needs to open or kill engine the path of exhausr port and ambient atmosphere according to test.Inlet air filtration time filter cleaner 7 rotates for high engine speeds.O shape circle 4 can be changed when wearing and tearing.Block head 3 and the air intake opening topographies of tested engine, effectively can prevent gas leakage after fitted seal circle 4, air inlet pressure sensor 5 near measured piece, therefore can realize pressure that is automatic and accurately detection engine intake.
When engine is remodeled, pendulum rotating dynamic air cylinder 8, rotary shaft end of remodeling described in oscillating cylinder 8 drives turns over 90 ° by the connection of a rotating support and axle sleeve, another group block head 3 that alternate 90 ° of angles can be made to arrange, block the air intake opening of engine of remodeling, complete the switching of block head.
Cylinder 2A, 2C drive air inlet butt joint base to be connected with rotation axis of remodeling, and the air inlet pressure sensor of connection can the pressure of test engine air intake opening.Pneumatic ball valve is arranged on air inlet butt joint base, and the pneumatic ball valve other end is connected with exhaust box by air inlet square tube, pneumatic ball valve for controlling the breathing of engine, the path of exhausr port and the ambient atmosphere opened according to test needs or kill engine.
O shape circle can be changed when wearing and tearing.The air intake opening topographies of block head and tested engine, effectively can prevent gas leakage after fitted seal circle, air inlet pressure sensor near measured piece, therefore can realize automatic and accurate.When air inlet butt joint base is retracted, oscillating cylinder drives rotation axis of remodeling to rotate and remodels, and air inlet butt joint base readvances to connecting, and has remodeled, and has rotary block adjustable when rotation axis of remodeling rotate in place, and has O type circle to seal between each web member.
According to the present invention, the block head of convenient switching described air inlet plugging mechanism when described air inlet plugging mechanism can be used for many style engine on-line checkingi admission pressures, conversion different model engine, with corresponding with the air intake opening of different model engine.
Claims (9)
1. air inlet plugging mechanism is used in a motor vehicle engine air inlet pressure test, comprise the block head for the tested engine intake of shutoff, it is characterized in that, described air inlet plugging mechanism comprises: arrange and removable mobile platform (1) on fixed support, becoming two groups to be arranged at mobile platform (1) one end remodels on rotation axis (10), for the block head (3) of the tested engine intake of shutoff, described two groups of block heads (3) are separated by setting at a certain angle, be arranged at the first and second cylinders of two groups of block head (3) rear sides, first cylinder (2B) is for promoting block head, second cylinder (2A, 2C) the air inlet butt joint base (9) after being arranged at rotation axis of remodeling (10) is driven to be connected with rotation axis of remodeling (10), be arranged on rear side of block head, and the pressure transducer (5) be communicated with block head (3) and pneumatic ball valve, described pressure transducer (5) is for the pressure of test engine air intake opening, described pneumatic ball valve needs to open or kill engine the path of exhausr port and ambient atmosphere according to test, for controlling the breathing of engine, be arranged on rotation axis of remodeling (10) one end, be fixedly connected with it and rotating oscillating cylinder (8),
Described rotation axis of remodeling is the block rotation axis of an elongated rectangular shape formed by four workplaces, described four workplaces comprise: two adjacent workplaces are respectively first, second block head installed surface for installing block head, first, second block head installed surface described is formed the through hole being communicated with block head, all the other two adjacent workplaces are respectively first, second butt joint base bearing surface for being connected with air inlet butt joint base, and described block head is separated by is arranged at first, second block head installed surface described respectively with 3-5 a group, at a certain angle.
2. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 1, is characterized in that, be separated by 90 ° of angles of described two groups of block heads (3) are arranged.
3. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 1, is characterized in that,
The block head that first, second block head installed surface described is arranged is respectively with tetrad, and 90 ° of angles of being separated by are arranged.
4. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 1, is characterized in that, the rotation axis of remodeling of described air inlet plugging mechanism is an inclined-plane with the surface of contact of detection engine.
5. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 1, it is characterized in that, described air inlet butt joint base is an elongated rectangular shape block member, it is formed with middle through hole with the block head correspondence position of rotation axis bearing surface of remodeling, described middle through hole lower inside is formed with the first through hole for being communicated with pneumatic ball valve, and described middle through hole inner upper is formed with the second through hole for being communicated with pressure transducer (5).
6. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 5, it is characterized in that, the middle through hole periphery that described air inlet butt joint base and the block head correspondence position of rotation axis bearing surface of remodeling are formed is formed with the ellipsoid groove docked.
7. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 5, is characterized in that, the oblique setting of the second through hole for being communicated with pressure transducer (5) that described middle through hole inner upper is formed.
8. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 5, is characterized in that, what described middle through hole inner upper was formed is inclined-plane for being communicated with the second through hole lateral surface of pressure transducer (5).
9. a kind of motor vehicle engine air inlet pressure test air inlet plugging mechanism as claimed in claim 5, is characterized in that, what described middle through hole inner upper was formed is 36-42 ° for being communicated with the oblique angle of the second through hole of pressure transducer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085858.3A CN103364193B (en) | 2012-03-27 | 2012-03-27 | Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210085858.3A CN103364193B (en) | 2012-03-27 | 2012-03-27 | Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103364193A CN103364193A (en) | 2013-10-23 |
| CN103364193B true CN103364193B (en) | 2016-03-30 |
Family
ID=49366046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210085858.3A Active CN103364193B (en) | 2012-03-27 | 2012-03-27 | Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103364193B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106556512A (en) * | 2016-11-28 | 2017-04-05 | 芜湖全程智能科技有限公司 | A kind of ABS electromagnetic valves high-voltage testing device plugging mechanism |
| US11105713B2 (en) | 2017-03-31 | 2021-08-31 | Hirata Corporation | Engine testing device |
| CN113108205B (en) * | 2021-04-09 | 2021-11-23 | 徐州盛科半导体科技有限公司 | Semiconductor infrared detection auxiliary fixing device |
| CN115824505B (en) * | 2023-02-23 | 2023-07-25 | 浙江华朔科技股份有限公司 | Plugging mechanism for new energy automobile part sealing performance detection tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0792053A (en) * | 1993-09-21 | 1995-04-07 | Honda Motor Co Ltd | Pressure leak inspection device |
| CN2641622Y (en) * | 2003-07-25 | 2004-09-15 | 重庆宗申技术开发研究有限公司 | Leakage detector for engine of high-speed boat |
| CN201028986Y (en) * | 2006-12-28 | 2008-02-27 | 重庆宗申技术开发研究有限公司 | Air-tightness detecting machine for engine cylinder head assembly |
| CN101556385A (en) * | 2008-04-07 | 2009-10-14 | 沋博普利斯金股份有限公司 | Auto change device of detection part of liquid crystal display detection apparatus |
| CN201716149U (en) * | 2010-05-21 | 2011-01-19 | 上海华依科技发展有限公司 | Engine intake vacuum online detection mechanism |
| CN201724787U (en) * | 2010-05-24 | 2011-01-26 | 浙江吉利汽车研究院有限公司 | Universal engine cylinder leakage-checking sealing device |
| CN202547940U (en) * | 2012-03-27 | 2012-11-21 | 上海华依科技发展有限公司 | Air inlet plugging mechanism for testing air inlet pressure of motor vehicle engine |
-
2012
- 2012-03-27 CN CN201210085858.3A patent/CN103364193B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0792053A (en) * | 1993-09-21 | 1995-04-07 | Honda Motor Co Ltd | Pressure leak inspection device |
| CN2641622Y (en) * | 2003-07-25 | 2004-09-15 | 重庆宗申技术开发研究有限公司 | Leakage detector for engine of high-speed boat |
| CN201028986Y (en) * | 2006-12-28 | 2008-02-27 | 重庆宗申技术开发研究有限公司 | Air-tightness detecting machine for engine cylinder head assembly |
| CN101556385A (en) * | 2008-04-07 | 2009-10-14 | 沋博普利斯金股份有限公司 | Auto change device of detection part of liquid crystal display detection apparatus |
| CN201716149U (en) * | 2010-05-21 | 2011-01-19 | 上海华依科技发展有限公司 | Engine intake vacuum online detection mechanism |
| CN201724787U (en) * | 2010-05-24 | 2011-01-26 | 浙江吉利汽车研究院有限公司 | Universal engine cylinder leakage-checking sealing device |
| CN202547940U (en) * | 2012-03-27 | 2012-11-21 | 上海华依科技发展有限公司 | Air inlet plugging mechanism for testing air inlet pressure of motor vehicle engine |
Non-Patent Citations (1)
| Title |
|---|
| "发动机进气及排气过程中的冷测试技术";Joachim Ninke 等;《测控技术》;20041230;第23卷(第12期);第16-18页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103364193A (en) | 2013-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103364193B (en) | Air inlet plugging mechanism is used in a kind of motor vehicle engine air inlet pressure test | |
| CN105605371A (en) | Building pipeline overhauling device | |
| CN207318020U (en) | A kind of dry type air tightness detection machine of filter | |
| CN202547940U (en) | Air inlet plugging mechanism for testing air inlet pressure of motor vehicle engine | |
| CN203502184U (en) | Airtight detection device for lithium battery | |
| CN103776599A (en) | Device and method for detecting holes of disposable gloves | |
| CN112304535A (en) | Rubber hose water tightness testing device | |
| CN204479253U (en) | Bearing gas leakage checkout equipment | |
| CN105241645B (en) | The detection device of the small flow air filter intake resistance of universal machine | |
| CN202547939U (en) | Remodel rotation shaft of gas inlet sealing device for remodel engine gas inlet pressure test | |
| CN211553216U (en) | Simple and easy cylinder lithium cell gas tightness test fixture | |
| CN202547941U (en) | Gas inlet butt-joint seat of gas inlet sealing device for remodel engine gas inlet pressure test | |
| CN202631202U (en) | Device for testing air tightness of transmission shell | |
| CN205785713U (en) | A kind of air-tightness detection device of electric motor end cap | |
| CN203519269U (en) | Sealing performance detecting tool for water pump of engine | |
| CN104977143A (en) | Gas drainage drilling tightness detection device | |
| CN209416622U (en) | Oil cylinder air tightness detection apparatus | |
| CN202126342U (en) | Sealing performance testing machine for small elbow of shower faucet | |
| CN205940905U (en) | Annotate liquid machine anchor clamps airtightness detecting device | |
| CN205861120U (en) | A kind of multifunction combined valve detection device | |
| CN103115738B (en) | A kind of valve air-leakage test adjusting tool | |
| CN202255790U (en) | Valve plate pressure testing machine | |
| CN202974580U (en) | Hose tightness testing device | |
| CN202083328U (en) | Wall-mounted coupling device in bore | |
| CN103308315A (en) | Intake/exhaust plugging mechanism for testing intake/exhaust pressure of engine of general motor vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 201203, Lane 912, Lane 18, blue wave road, Zhangjiang hi tech park, Shanghai, Pudong New Area Applicant after: W-Lbeda High Tech. Develop. Co.,Ltd. Address before: 201203, Lane 912, Lane 18, blue wave road, Zhangjiang hi tech park, Shanghai, Pudong New Area Applicant before: Shanghai W-Ibeda High-Tech Development Co.,Ltd. |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201203 Pudong New Area Zhangjiang hi tech park, 912 Lane 18, Shanghai. Patentee after: SHANGHAI W-IBEDA HIGH TECH. GROUP CO.,LTD. Address before: 201203 Pudong New Area Zhangjiang hi tech park, 912 Lane 18, Shanghai. Patentee before: W-Lbeda High Tech. Develop. Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An air inlet blocking mechanism for air inlet pressure test of motor vehicle engine Effective date of registration: 20220209 Granted publication date: 20160330 Pledgee: Industrial Bank Co.,Ltd. Shanghai Zhangjiang sub branch Pledgor: SHANGHAI W-IBEDA HIGH TECH. GROUP CO.,LTD. Registration number: Y2022310000019 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230321 Granted publication date: 20160330 Pledgee: Industrial Bank Co.,Ltd. Shanghai Zhangjiang sub branch Pledgor: SHANGHAI W-IBEDA HIGH TECH. GROUP CO.,LTD.|SHANGHAI H-REILHOFER AUTOMATION TEST TECHNOLOGY CO.,LTD.|TESCO (SHANGHAI) ELECTRICAL TESTING TECHNOLOGY Co.,Ltd. Registration number: Y2022310000019 |