CN207318287U - A kind of Visualizing Test System that can meet extreme condition measurement needs - Google Patents
A kind of Visualizing Test System that can meet extreme condition measurement needs Download PDFInfo
- Publication number
- CN207318287U CN207318287U CN201721475243.6U CN201721475243U CN207318287U CN 207318287 U CN207318287 U CN 207318287U CN 201721475243 U CN201721475243 U CN 201721475243U CN 207318287 U CN207318287 U CN 207318287U
- Authority
- CN
- China
- Prior art keywords
- end cap
- constant volume
- group
- piston
- titration
- 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
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 29
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000004448 titration Methods 0.000 claims abstract description 70
- 239000000446 fuel Substances 0.000 claims abstract description 58
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 238000002347 injection Methods 0.000 claims abstract description 16
- 239000007924 injection Substances 0.000 claims abstract description 16
- 238000009736 wetting Methods 0.000 claims abstract description 13
- 230000000007 visual effect Effects 0.000 claims abstract description 8
- 239000011214 refractory ceramic Substances 0.000 claims description 23
- 238000012800 visualization Methods 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 11
- 239000000565 sealant Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 239000002828 fuel tank Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000011056 performance test Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 6
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000036760 body temperature Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 15
- 238000012546 transfer Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000010721 machine oil Substances 0.000 description 3
- 206010020843 Hyperthermia Diseases 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000036031 hyperthermia Effects 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000003416 augmentation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
A kind of Visualizing Test System category technical field of internal combustion engines that can meet extreme condition measurement needs, constant volume bullet system is connected through end cap with pressure boundary TT＆C system in the utility model；Constant volume bullet system is connected through end cap I, visual windows and light path with wetting characteristics test system；Constant volume bullet system is connected through bottom head covers with temperature boundary TT＆C system；Titration kit end cap of the upper end cover of constant volume bullet system not only in interchangeable titration kit end cap assembly is connected with the titration kit of fuel titration system, but also can be changed to fuel injector end cap and the fuel injector of fuel injection system connects；The utility model constant volume bullet is simple in structure, it is easy to process, the drop that contact angle measurement measurement titration kit oozes or the contact angle for being sprayed at the drop when different angle, different temperatures, different pressures between tested sample that fuel injector sprays can be coordinated, experimental precision and efficiency can be effectively improved, and conventional constant volume bullet can be solved and use electric-heating-wire-heating, cause the problem of constant volume body temperature is high, sealing difficulty is big.
Description
Technical field
A kind of the utility model category technical field of internal combustion engines, and in particular to visualization that can meet extreme condition measurement needs
Test system.
Background technology
Due to energy crisis, environmental pollution and Abgasgesetz are increasingly stringent so that modern society is for the dynamic of internal combustion engine
Power, economic and emission performance have the requirement of higher.While therefore, it is necessary to be optimized to the available engine course of work
Find function admirable, economical and practical, the new substitute fuel derived from a wealth of sources.
And these targets are realized it is necessary to fundamentally study the change of physicochemical property of the fuel after cylinder is entered.
Under different temperature and pressures, imbibition characteristic when different fuel is contacted with casing wall at different angles is different.Gas
The inside wall of cylinder can cause unburned HC, PM of internal combustion engine to discharge rise, emission performance severe exacerbation by fuel " wetting ".Fuel colliding at the same time
Hitting cylinder liner surface can cause machine oil to participate in burning in splashing into fuel oil, change the burning and discharge in cylinder.On the other hand, fire
Oil is attached to after cylinder liner surface, is had and is greatly together entered with machine oil in crankcase, causes oil dilution serious,
Machine oil performance is significantly affected.
Existing constant volume bullet design at present has focused largely on research spray discharge pattern, burning and the generation of combustion product, only according to
By fuel injector as fuel oil injection device, to realize spray cone angle under different condition, through away from measurement, structure is relatively simple
It is single.Because of liquid-drop contact angle, this wetting characteristics parameter need to measure drop and wall contact angle with reference to contact angle measurement, therefore existing
Most constant volume bullet designs can not meet the measurement needs of drop imbibition characteristic on different materials wall.And most constant volume bullets are total
Body structure is fixed, and can not be realized the flexible switching between spray characteristics measurement and wetting characteristics measurement, be caused experimental facilities utilization rate
It is relatively low.The design of overwhelming majority constant volume bullet at present needs the burning of the post fuel of consideration, therefore can be related to be vented in structure, clearly
Clean etc. consideration, structure is relative complex, is not particularly suited for the experiment such as drop contact angular measurement.
The content of the invention
The purpose of this utility model be solve existing constant volume bullet designing scheme can not coordinate contact angle measurement titration kit into
Row drop contact angular measurement and titration kit and the problem of freely exchange to meet actual tests needs of fuel injector can not be carried out.Carry
For a kind of Visualizing Test System that disclosure satisfy that droplets wet measurement needs under extreme condition.
The utility model is by constant volume bullet system I, wetting characteristics test system II, pressure boundary TT＆C system III, fuel droplet
Determine system IV, fuel injection system V, temperature boundary TT＆C system VI to form, wherein：Contacted in wetting characteristics test system II
Angle measuring instrument 7 is connected with computer 8 and camera 6 respectively；Contact angle measurement 7 can measure heterogeneity drop and drip to difference
Roughness or the contact angle on different materials surface, can also measure drop roll angle when sample metallic plate 58 tilts.Pressure side
Three mouths of threeway 12 are connected with pressure gauge 9, gas cylinder 11 and pressure regulating valve 13 respectively in boundary's TT＆C system III；Pressure boundary
TT＆C system III is used for controlling the pressure inside constant volume bullet.Fuel titration system IV includes titration kit 14；Fuel injection system V
Middle fuel injector 16, high pressure oil rail 17, oil pump 18, fuel tank 19 are connected in series, the signal of fuel injector 16, high pressure oil rail 17 and oil pump 18
Controlled by ECU15；Power supply 20 is connected with temp controlled meter 21 in temperature boundary TT＆C system VI；Temperature boundary TT＆C system VI is used for
Control the temperature inside constant volume bullet.It is characterized in that, constant volume bullet system I connects through end cap III 36 and pressure boundary TT＆C system III
Connect；Constant volume bullet system I is connected through end cap I 25, visual windows 24 and light path 1 with wetting characteristics test system II；Constant volume bullet system I
It is connected through bottom head covers 40 with temperature boundary TT＆C system VI；The upper end cover of constant volume bullet system I both interchangeable titration kit end cap assembly B
In titration kit end cap 67 be connected with the titration kit 14 of fuel titration system IV, and fuel injector end cap 52 and fuel injection can be changed to
The fuel injector 16 of system V connects.
The utility model realizes the exchange of fuel titration function and fuel injection function, both by way of changing end cap
The contact angle and roll angle when single drop titrates can be measured, also the contact angle and roll angle during measurable fuel high pressure injection.
Fuel injection system V therein can accurately control injection pressure, distributive value and injection time, and can be by replacing oil spout
The mode of device end cap and fuel injector realizes the measurement of different fuel injector oil spout states.
The constant volume bullet system I is by constant volume body 23, visualization end cap group A, titration kit end cap assembly B, vented endcaps
Group C, stage system D and bottom head covers assembly E compositions, wherein constant volume body 23 is hollow square body, is set on its six surfaces
There is through hole, six end cap erecting beds of end cap erecting bed group 47 are respectively and fixedly connected with six surfaces of constant volume body 23；End cap is installed
The left and right end cap erecting bed of platform group 47 symmetrically connects two visualization end caps of visualization end cap group A, and end cap group A is by rubber for visualization
Rubber gasket I 28, quartz glass I 27, silicone gasket I 26 and end cap I 25 equipped with visual windows 24 form, and from rubber washer I
28 sequentially install to end cap I 25；It is attached between quartz glass I 27 and visual windows 24 by silicone gasket I 26, prevents stone
English glass I 27 directly carries out contact with end cap I 25 to be caused to destroy.The upper end cover erecting bed of end cap erecting bed group 47 is through rubber washer
II 29 connection titration kit end caps 67 or fuel injector end cap 52；The bottom end cover erecting bed connection bottom head covers of end cap erecting bed group 47 are total
Into the bottom head covers 40 of E, bottom head covers assembly E pacifies by rubber washer V 37 and equipped with screw rod mounting hole 38 and spark plug binding post
The bottom head covers 40 of dress hole group 39, which are linked in sequence, to be formed；The front and rear cover erecting bed of end cap erecting bed group 47 symmetrically connects ventilation end
Two vented endcaps of lid group C, end caps III 36 of the vented endcaps group C by rubber washer IV 34 and equipped with hole I 35 are formed by connecting；Carry
Thing platform system D is affixed by objective table height adjusting screw rod 53 and bottom head covers 40.Objective table height regulating rod can adjust load
The relative altitude of thing platform and constant volume bullet.
The bottom head covers assembly E by spark plug binding post mounting hole group 39, hole II 41, angle adjustable bolt group 44,
Hole III 46, constant volume bullet support plate 43, wire guide group 45, bottom head covers 40 and spark plug binding post group 42 form, wherein angle tune
In 4 holes in the hole II 41 that 4 bolts of section bolt group 44 are connected to 43 4 jiaos of constant volume bullet support plate through nut；Angular adjustment spiral shell
Bolt group 44 coordinates constant volume bullet support plate 43 accurately to adjust angle needed for measurement.4 spark plugs of spark plug binding post group 42
Binding post is installed in 4 holes of spark plug binding post mounting hole group 39 of bottom head covers 40；Bottom head covers 40 through hole III 46 with
Constant volume bullet support plate 43 is affixed；The conducting wire being connected with spark plug binding post group 42 is drawn by wire guide group 45.Because high temperature is made pottery
Inside constant volume bullet, temp controlled meter 21 inside constant volume bullet is one during experiment outside constant volume bullet for porcelain heating plate 57 and K-type thermocouple 59
The environment of a high temperature and pressure, and what spark plug inherently used in the environment of high temperature and pressure, have in high temperature and high pressure environment
There are good sealing characteristics, so being used as binding post using spark plug.
The Visualizing Test System that needs can be met to measure under extreme condition, it is characterised in that the objective table
System D is by objective table height adjusting screw rod 53, objective table 54, heating plate binding post 55, wedge block 56, refractory ceramics heating plate
57th, sample metallic plate 58, K-type thermocouple with bald node 59 and thermocouple binding post 60 form, wherein objective table height adjusting screw rod 53,
Objective table 54, wedge block 56, refractory ceramics heating plate 57,58 sequence from low to uper part of sample metallic plate arrange, below objective table 54
It is threadedly coupled with objective table height adjusting screw rod 53；Objective table 54 is affixed with 56 bottom of wedge block above；Can be more by preparing
The wedge block of kind angle gradient and the angle required by replacing the measurement of wedge block coarse adjustment, make up and pass through angle adjustable bolt
The shortcomings that 44 adjustable ranges of group are insufficient, both, which are engaged, realizes that coarse adjustment and accurate adjustment are combined.Refractory ceramics heating plate 57 is through high temperature
Conduction heat sealable glue is fixed in the inclined-plane of wedge block 56, and sample metallic plate 58 is fixed in refractory ceramics through high-temperature heat-conductive fluid sealant and heats
Above piece 57, K-type thermocouple with bald node 59 is fixed among 58 front end of sample metallic plate through high-temperature heat-conductive fluid sealant；Heating plate wiring
Column 55 is fixed among 57 both sides of refractory ceramics heating plate；Thermocouple binding post 60 is fixed in 57 front end of refractory ceramics heating plate
Between.The utility model coordinates high-temperature heat-conductive fluid sealant to be heated using MCH technical grade refractory ceramics heating plate, MCH technical grades
Refractory ceramics heating plate has the characteristic of quick heating and homogeneous heating, and particularly suitable for heating plate-shaped body, and contact angle is surveyed
Amount seeks to carry out on sample metallic plate.But since refractory ceramics heating plate 57 is easily because localized hyperthermia produces fracture, therefore
Prevent from producing localized hyperthermia in heating process as a heat transfer medium using high-temperature heat-conductive fluid sealant.Traditional is added using heating wire
The constant volume bullet mode of heating of heat, wherein heat transfer mode is to pass to air by heater strip, is then passed to again by air
The sample plane to be heated, the efficiency of heating surface is low, and heating is slow, and air is also giving constant volume bullet outer wall while being heated to sample plane
Heating, causes constant volume bullet outside wall temperature excessive, be easy to cause sealing ring softening sealing effect and declines.And heated using refractory ceramics
Piece 57 belongs to solid heat transfer by way of high-temperature heat-conductive fluid sealant heats, and heat transfer efficiency is high, and quick heating, sample metallic plate reaches
When testing required temperature, the increase of constant volume bullet outside wall temperature is little, extremely beneficial to sealing.The utility model additionally uses small
The K-type thermocouple with bald node 59 being easily installed, takes the minimum space of sample metallic plate and is unlikely to influence measured zone, and passes through height
Warm conduction heat sealable gemel connection can ensure the accuracy of temperature survey with augmentation of heat transfer.And refractory ceramics is connected by temp controlled meter 21
Heating plate 57 and K-type thermocouple with bald node 59, realize that the accurate closed loop of temperature is adjusted.
The titration kit end cap assembly B keeps lid by titration kit lock sleeve 61, piston actuating sleeve 62, piston actuating sleeve
63rd, piston ring 64, piston 65, titration kit end cap 67 form, wherein titration kit lock sleeve 61, piston actuating sleeve 62, piston driving
Set keeps lid 63, piston ring 64, piston 65, titration kit end cap 67, and order arranges from top to bottom, 62 upper end of piston actuating sleeve and drop
Determine the threaded connection of 61 lower end of device lock sleeve, 62 lower part of piston actuating sleeve inserts in the centre bore that piston actuating sleeve keeps lid 63, piston
62 lower end of actuating sleeve is threadedly coupled with piston 65, and piston 65 is placed in the hole V 68 of titration kit end cap 67, and is slided with V 68 wall of hole
Dynamic connection；Piston ring 64 is placed on 65 lower part of piston, and piston actuating sleeve keeps 63 lower end of lid with 67 upper end of titration kit end cap through bolt
It is affixed.Piston 65 is equipped with centre bore 66.Titration kit end cap assembly B is solved between titration kit 14 and titration needle tubing and constant volume bullet
Motion seal problem.Piston actuating sleeve 62 can keep the screw-driven between lid 63 by piston actuating sleeve, and driving is lived
Plug 65 is moved axially along titration end cap.Wherein piston 65, piston actuating sleeve 62, titration kit lock sleeve 61 together protect titration kit 14
Shield gets up to prevent titration kit 14 from accident occurs since pressure is excessive.In addition, piston ring 64 forms constant volume bullet internal high temperature high pressure
Primary seal, piston actuating sleeve 62 and piston actuating sleeve keep the screw thread between lid 63 to form constant volume bullet internal high temperature high pressure
Secondary seal.
Compared with prior art, the utility model has the advantages that：
Due to for research drop wellability, measuring its contact angle and designing, therefore the constant volume bullet structure is relatively easy, adds
Work is convenient, can coordinate drop that contact angle measurement measurement titration kit oozes or fuel injector sprays is sprayed at and tested sample
Between when different angle, different temperatures, different pressures drop contact angle, experimental precision and reality can be effectively improved
Test efficiency, and use refractory ceramics heating plate, conventional constant volume bullet can be solved and heated using heater strip, cause constant volume body temperature compared with
High, the problem of sealing difficulty is larger.
Brief description of the drawings
Fig. 1 is that can meet that extreme condition measures the structure diagram of the Visualizing Test System of needs
Fig. 2 is constant volume bullet system axle examining system structure chart
Fig. 3 surveys components marking figure for constant volume bullet system axle
Fig. 4 is the structure diagram of fuel injector end cap assembly
Fig. 5 is the structure diagram of stage system
Fig. 6 is the structure diagram of titration kit end cap assembly
Wherein：I, constant volume bullets system, II, wetting characteristics test system, III, pressure boundaries TT＆C system, IV, fuel titration
V, fuel injection systems of system, VI, temperature boundary TT＆C systems A. visualizations end cap group B. titration kit end cap assemblies C. leads to
II 4. conduit of gas end cap group D. stage system E bottom head covers assembly 1. light path, 2. conduit, I 3. conduits, III 5. conducting wire I
6. II 11. gas cylinder of camera 7. contact angle measurement, 8. computer, 9. pressure gauge, 10. conducting wire, 12. threeway 13. is adjusted
20. power supply of pressure valve 14. titration kit 15.ECU, 16. fuel injector, 17. high pressure oil rail, 18. oil pump, 19. fuel tanks, 21. temperature control
I 27. quartz glass of table 22. conducting wire, III 23. constant volume body, 24. visual windows, 25. end cap, I 26. silicone gasket, I 28. rubber
II 32. silicone gasket of rubber gasket I 29. rubber washer, II 30. rubber washer, III 31. quartz glass, II 33. end cap II 34.
IV 35. hole of rubber washer, I 36. end cap, III 37. rubber washer, V 38. screw rod mounting hole, 39. spark plug binding post mounting hole
40. bottom head covers of group, 41. hole, II 42. spark plug binding post group, 43. constant volume bullet support plate, 44. angle adjustable bolt group 45.
46. hole of wire guide group, III 47. 48. hole of end cap erecting bed group, IV 50. mounting hole of oil sprayer of 49.U types pressing plate, 51. bolt hole
52. fuel injector end cap 53. objective table height adjusting screw rod, 54. objective table, 55. heating plate binding post, 56. wedge blocks 57. are high
Warm 58. 60. thermocouple binding post of sample metallic plate 59.K types thermocouple with bald node of ceramic heating flake, 61. titration kit lock sleeve
62. 63. piston actuating sleeve of piston actuating sleeve keeps 66. centre bore of lid 64. piston ring, 65. piston, 67. titration kit end cap
68. hole V
Embodiment
The utility model is described below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model is by constant volume bullet system I, wetting characteristics test system II, pressure boundary TT＆C system
IIIth, fuel titration system IV, fuel injection system V, temperature boundary TT＆C system VI form, wherein：Wetting characteristics tests system
Contact angle measurement 7 is connected with computer 8 and camera 6 respectively in II；Three of threeway 12 in pressure boundary TT＆C system III
Mouth is connected with pressure gauge 9, gas cylinder 11 and pressure regulating valve 13 respectively；Fuel titration system IV includes titration kit 14；Fuel sprays
Penetrate fuel injector 16 in system V, high pressure oil rail 17, oil pump 18, fuel tank 19 to be connected in series, fuel injector 16, high pressure oil rail 17 and oil pump
18 signal is controlled by ECU15；Power supply 20 is connected with temp controlled meter 21 in temperature boundary TT＆C system VI.
Constant volume bullet system I is connected through end cap III 36 with pressure boundary TT＆C system III；Constant volume bullet system I through end cap I 25, can
Viewing window 24 and light path 1 are connected with wetting characteristics test system II；Constant volume bullet system I is through bottom head covers 40 and temperature boundary observing and controlling
System VI connects；Both the titration kit end cap 67 in interchangeable titration kit end cap assembly B titrates the upper end cover of constant volume bullet system I with fuel
The titration kit 14 of system IV connects, and can be changed to fuel injector end cap 52 and be connected with the fuel injector 16 of fuel injection system V.
As shown in Figures 2 and 3, the constant volume bullet system I is by constant volume body 23, visualization end cap group A, titration kit end cap
Assembly B, vented endcaps group C, stage system D and bottom head covers assembly E compositions, wherein constant volume body 23 is hollow square body,
Its six surfaces are equipped with through hole, and six end cap erecting beds of end cap erecting bed group 47 are respectively and fixedly connected with six of constant volume body 23
Surface.The left and right end cap erecting bed of end cap erecting bed group 47 symmetrically connects two visualization end caps of visualization end cap group A, visually
Change end cap group A to be made of rubber washer I 28, quartz glass I 27, silicone gasket I 26 and end cap I 25 equipped with visual windows 24,
And installed from rubber washer I 28 to the order of end cap I 25.The upper end cover erecting bed of end cap erecting bed group 47 connects through rubber washer II 29
Connect titration kit end cap 67 or fuel injector end cap 52.The bottom end cover erecting bed connection bottom head covers assembly E's of end cap erecting bed group 47
Bottom head covers 40, bottom head covers assembly E is by rubber washer V 37 and equipped with screw rod mounting hole 38 and spark plug binding post mounting hole
The bottom head covers 40 of group 39, which are linked in sequence, to be formed.The front and rear cover erecting bed of end cap erecting bed group 47 symmetrically connects vented endcaps group
Two vented endcaps of C, end caps III 36 of the vented endcaps group C by rubber washer IV 34 and equipped with hole I 35 are formed by connecting.Objective table
System D is affixed by objective table height adjusting screw rod 53 and bottom head covers 40.
The bottom head covers assembly E by spark plug binding post mounting hole group 39, hole II 41, angle adjustable bolt group 44,
Hole III 46, constant volume bullet support plate 43, wire guide group 45, bottom head covers 40 and spark plug binding post group 42 form, wherein angle tune
In 4 holes in the hole II 41 that 4 bolts of section bolt group 44 are connected to 43 4 jiaos of constant volume bullet support plate through nut；Spark plug wiring
4 spark plug binding posts of column group 42 are installed in 4 holes of spark plug binding post mounting hole group 39 of bottom head covers 40；Bottom
End cap 40 is affixed through hole III 46 and constant volume bullet support plate 43；The conducting wire being connected with spark plug binding post group 42 passes through wire guide group 45
Draw.
As shown in figure 5, the stage system D is by objective table height adjusting screw rod 53, objective table 54, heating plate binding post
55th, 60 groups of wedge block 56, refractory ceramics heating plate 57, sample metallic plate 58, K-type thermocouple with bald node 59 and thermocouple binding post
Into, wherein objective table height adjusting screw rod 53, objective table 54, wedge block 56, refractory ceramics heating plate 57, sample metallic plate 58 from
Lower and upper order arrangement；Objective table 54 is threadedly coupled with objective table height adjusting screw rod 53 below；Objective table 54 is above and wedge-shaped
56 bottom of block is affixed；Refractory ceramics heating plate 57 is fixed in the inclined-plane of wedge block 56 through high-temperature heat-conductive fluid sealant；Sample metallic plate
58 are fixed in above refractory ceramics heating plate 57 through high-temperature heat-conductive fluid sealant；K-type thermocouple with bald node 59 is through high-temperature heat-conductive fluid sealant
It is fixed among 58 front end of sample metallic plate；Heating plate binding post 55 is fixed among 57 both sides of refractory ceramics heating plate；Thermoelectricity
Terminal 60 is coupled to be fixed among 57 front end of refractory ceramics heating plate.
As shown in fig. 6, the titration kit end cap assembly B is driven by titration kit lock sleeve 61, piston actuating sleeve 62, piston
Set keeps lid 63, piston ring 64, piston 65, titration kit end cap 67 to form, wherein titration kit lock sleeve 61, piston actuating sleeve 62,
Piston actuating sleeve keeps lid 63, piston ring 64, piston 65, titration kit end cap 67, and order arranges from top to bottom, piston actuating sleeve 62
Upper end is threadedly coupled with 61 lower end of titration kit lock sleeve, and 62 lower part of piston actuating sleeve inserts in the center that piston actuating sleeve keeps lid 63
Hole, 62 lower end of piston actuating sleeve are threadedly coupled with piston 65, and piston 65 is placed in the hole V 68 of titration kit end cap 67, and with hole V
68 walls are slidably connected；Piston ring 64 is placed on 65 lower part of piston, and piston actuating sleeve keeps 63 lower end of lid and 67 upper end of titration kit end cap
It is affixed through bolt；Piston 65 is equipped with centre bore 66.
Claims (5)
- A kind of 1. Visualizing Test System that can meet extreme condition measurement needs, by constant volume bullet system I, wetting characteristics test system System II, pressure boundary TT＆C system III, fuel titration system IV, fuel injection system V, temperature boundary TT＆C system VI form, Wherein：Contact angle measurement (7) is connected with computer (8) and camera (6) respectively in wetting characteristics test system II；Pressure side Three mouths of threeway (12) are connected with pressure gauge (9), gas cylinder (11) and pressure regulating valve (13) respectively in boundary's TT＆C system III； Fuel titration system IV includes titration kit (14)；Fuel injector (16), high pressure oil rail (17), oil pump in fuel injection system V (18), fuel tank (19) is connected in series, and the signal of fuel injector (16), high pressure oil rail (17) and oil pump (18) is controlled by ECU (15)； Power supply (20) is connected with temp controlled meter (21) in temperature boundary TT＆C system VI, it is characterised in that constant volume bullet system I is through end cap III (36) it is connected with pressure boundary TT＆C system III；Constant volume bullet system I is through end cap I (25), visual windows (24) and light path (1) and profit Moisture performance test system II connects；Constant volume bullet system I is connected through bottom head covers (40) with temperature boundary TT＆C system VI；Constant volume bullet The titration kit of the upper end cover of system I both the titration kit end cap (67) in interchangeable titration kit end cap assembly B and fuel titration system IV (14) connect, and fuel injector end cap (52) can be changed to and be connected with the fuel injector (16) of fuel injection system V.
- 2. the Visualizing Test System that can meet extreme condition measurement needs as described in claim 1, it is characterised in that described Constant volume bullet system I by constant volume body (23), visualization end cap group A, titration kit end cap assembly B, vented endcaps group C, objective table System D and bottom head covers assembly E compositions, wherein constant volume body (23) is hollow square body, its six surfaces are equipped with through hole, end Six end cap erecting beds of lid erecting bed group (47) are respectively and fixedly connected with six surfaces of constant volume body (23)；End cap erecting bed group (47) left and right end cap erecting bed symmetrically connects two visualization end caps of visualization end cap group (A), and end cap group A is by rubber for visualization Rubber gasket I (28), quartz glass I (27), silicone gasket I (26) and end cap I (25) composition equipped with visual windows (24), and from Rubber washer I (28) to end cap I (25) order is installed；The upper end cover erecting bed of end cap erecting bed group (47) is through rubber washer II (29) titration kit end cap (67) or fuel injector end cap (52) are connected；The bottom end cover erecting bed connection bottom of end cap erecting bed group (47) The bottom head covers (40) of end cap assembly E, bottom head covers assembly E is by rubber washer V (37) and equipped with screw rod mounting hole (38) and fire The bottom head covers (40) of flower plug binding post mounting hole group (39), which are linked in sequence, to be formed；The front and rear cover peace of end cap erecting bed group (47) Dress platform symmetrically connects two vented endcaps of vented endcaps group C, and vented endcaps group C is by rubber washer IV (34) and equipped with hole I (35) end cap III (36) is formed by connecting；Stage system D passes through objective table height adjusting screw rod (53) and bottom head covers (40) It is affixed.
- 3. the Visualizing Test System that can meet extreme condition measurement needs as described in claim 1, it is characterised in that described Bottom head covers assembly E by spark plug binding post mounting hole group (39), hole II (41), angle adjustable bolt group (44), hole III (46), constant volume bullet support plate (43), wire guide group (45), bottom head covers (40) and spark plug binding post group (42) composition, wherein 4 bolts of angle adjustable bolt group (44) are connected to 4 holes in the hole II (41) of constant volume bullet support plate (43) corner through nut In；4 spark plug binding posts of spark plug binding post group (42) are installed on the spark plug binding post mounting hole of bottom head covers (40) In 4 holes of group (39)；Bottom head covers (40) are affixed through hole III (46) and constant volume bullet support plate (43)；With spark plug binding post group (42) conducting wire of connection is drawn by wire guide group (45).
- 4. the Visualizing Test System that can meet extreme condition measurement needs as described in claim 1, it is characterised in that described Stage system D is by objective table height adjusting screw rod (53), objective table (54), heating plate binding post (55), wedge block (56), height Warm ceramic heating flake (57), sample metallic plate (58), K-type thermocouple with bald node (59) and thermocouple binding post (60) composition, wherein Objective table height adjusting screw rod (53), objective table (54), wedge block (56), refractory ceramics heating plate (57), sample metallic plate (58) sequence from low to uper part arranges；Objective table (54) is threadedly coupled with objective table height adjusting screw rod (53) below；Objective table (54) it is affixed with wedge block (56) bottom above；Refractory ceramics heating plate (57) is fixed in wedge block through high-temperature heat-conductive fluid sealant (56) inclined-plane；Sample metallic plate (58) is fixed in refractory ceramics heating plate (57) above through high-temperature heat-conductive fluid sealant；The naked head of K-type Thermocouple (59) is fixed among sample metallic plate (58) front end through high-temperature heat-conductive fluid sealant；Heating plate binding post (55) is fixed in Among refractory ceramics heating plate (57) both sides；Thermocouple binding post (60) is fixed among refractory ceramics heating plate (57) front end.
- 5. the Visualizing Test System that can meet extreme condition measurement needs as described in claim 1, it is characterised in that described Titration kit end cap assembly B by titration kit lock sleeve (61), piston actuating sleeve (62), piston actuating sleeve keep lid (63), piston Ring (64), piston (65), titration kit end cap (67) composition, wherein titration kit lock sleeve (61), piston actuating sleeve (62), piston drive Dynamic set keeps lid (63), piston ring (64), piston (65), titration kit end cap (67), and order arranges from top to bottom, piston actuating sleeve (62) upper end is threadedly coupled with titration kit lock sleeve (61) lower end, and piston actuating sleeve (62) lower part inserts in piston actuating sleeve and keeps lid (63) centre bore, piston actuating sleeve (62) lower end are threadedly coupled with piston (65), and piston (65) is placed in titration kit end cap (67) Hole V (68) in, and be slidably connected with hole V (68) wall；Piston ring (64) is placed on piston (65) lower part, and piston actuating sleeve is kept Cover (63) lower end and titration kit end cap (67) upper end is affixed through bolt；Piston (65) is equipped with centre bore (66).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721475243.6U CN207318287U (en) | 2017-11-08 | 2017-11-08 | A kind of Visualizing Test System that can meet extreme condition measurement needs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721475243.6U CN207318287U (en) | 2017-11-08 | 2017-11-08 | A kind of Visualizing Test System that can meet extreme condition measurement needs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318287U true CN207318287U (en) | 2018-05-04 |
Family
ID=62401089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721475243.6U Expired - Fee Related CN207318287U (en) | 2017-11-08 | 2017-11-08 | A kind of Visualizing Test System that can meet extreme condition measurement needs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207318287U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703030A (en) * | 2017-11-08 | 2018-02-16 | 吉林大学 | A kind of Visualizing Test System that can meet extreme condition measurement needs |
| CN109459244A (en) * | 2018-09-21 | 2019-03-12 | 上海交通大学 | The constant volume combustion bomb of modularization and the heating of embedded ontology |
-
2017
- 2017-11-08 CN CN201721475243.6U patent/CN207318287U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703030A (en) * | 2017-11-08 | 2018-02-16 | 吉林大学 | A kind of Visualizing Test System that can meet extreme condition measurement needs |
| CN107703030B (en) * | 2017-11-08 | 2023-10-27 | 吉林大学 | Visual test system capable of meeting extreme condition measurement needs |
| CN109459244A (en) * | 2018-09-21 | 2019-03-12 | 上海交通大学 | The constant volume combustion bomb of modularization and the heating of embedded ontology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107703030A (en) | A kind of Visualizing Test System that can meet extreme condition measurement needs | |
| CN106441912B (en) | A kind of multifunctional spray measures constant volume bullet with combustion visualization | |
| CN104405553B (en) | Measuring device for oil injection rule of each hole of oil injection nozzle of diesel engine | |
| CN207318287U (en) | A kind of Visualizing Test System that can meet extreme condition measurement needs | |
| CN105840381B (en) | Natural Gas ＆ Diesel Dual Fuel Engine sprays mixed characteristic research device and its control method | |
| CN105372072A (en) | Constant volume combustion bomb and combustion device with same | |
| CN103161458B (en) | The experimental facilities of simulation heavy crude reservoir gas auxiliary steam oil recovery by heating and special purpose model system thereof | |
| CN103884499B (en) | Piston hitting test stand | |
| CN103308662A (en) | High-temperature and high-pressure single-drop evaporating and burning device | |
| CN105301041B (en) | A kind of condenser type explosive wastewater thermal volume expansion measuring system | |
| CN105158291A (en) | Explosive body expansion coefficient testing device | |
| CN103726965A (en) | Novel device for visible-combustion experiment | |
| CN108444719A (en) | The visual testing device and its heating system of droplet collision high-temperature wall surface | |
| CN105258116A (en) | Cone-shaped flame burner suitable for researching liquid fuel burning characteristics and method of cone-shaped flame burner | |
| Sapozhnikov et al. | Gradient heat flux measurement as monitoring method for the diesel engine | |
| CN204060947U (en) | A kind of cetane test method machine regulated based on air quantity | |
| CN110173382A (en) | A kind of fuel valve cooling system tested for spray burning in firebomb | |
| CN105445033B (en) | A kind of CONSTANT VOLUME MODEL COMBUSTION CHAMBER for studying spray discharge pattern and its microscopic characteristics | |
| CN108301952A (en) | Sprayed oil beam converter and test system and method | |
| CN107561315A (en) | The test device and method of microcosmic olefin hydrogen and hydrogen segregation activation energy in a kind of metal | |
| Crua et al. | Diesel autogignition at elevated in-cylinder pressueres | |
| CN204027592U (en) | A kind of high-temperature vibrating sensor test mounting seat | |
| CN107421747A (en) | It is a kind of for the top cover for the CONSTANT VOLUME MODEL COMBUSTION CHAMBER for sealing and heating | |
| CN105699091B (en) | A kind of test device suitable for constant volume combustion bomb | |
| CN208607172U (en) | Determination of moisture device in a kind of liquid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 |