CN110375919A - Three-element catalytic agent carrier back pressure detection device - Google Patents
Three-element catalytic agent carrier back pressure detection device Download PDFInfo
- Publication number
- CN110375919A CN110375919A CN201910766331.9A CN201910766331A CN110375919A CN 110375919 A CN110375919 A CN 110375919A CN 201910766331 A CN201910766331 A CN 201910766331A CN 110375919 A CN110375919 A CN 110375919A
- Authority
- CN
- China
- Prior art keywords
- back pressure
- agent carrier
- wind channel
- element catalytic
- catalytic agent
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
Abstract
The present invention relates to a kind of three-element catalytic agent carrier back pressure detection device, specifically a kind of online quickly detection device of the measuring and calculating air quantity by pressure difference caused by three-element catalytic agent carrier front and back end belongs to three-way catalyst carrier sense equipment technical field.It includes monitor station, sealed holding mechanism, wind channel tube, filter mechanism, air quantity generator, blast pipe, display and control cabinet, the three-element catalytic agent carrier of sealed holding progress back pressure detection is capable of in fixing seal clamping device on the monitor station, sealed holding mechanism；Sealed holding mechanism lower end connects wind channel tube inlet end, and wind channel tube outlet side connects air quantity generator inlet end；The wind channel tube is equipped with filter mechanism, is successively arranged pressure sensor, temperature sensor and flow sensor on wind channel tube.The invention has the advantages of simple structure, compactness and reasonable structure, is capable of the online back pressure test of rapid and convenient completion three-element catalytic agent carrier, is suitable for producing the detection of three-way catalyst back pressure in enormous quantities.
Description
Technical field
The present invention relates to a kind of three-element catalytic agent carrier back pressure detection device, specifically a kind of online quickly measuring and calculating wind
Detection device of the amount by pressure difference caused by three-element catalytic agent carrier front and back end, belongs to three-way catalyst carrier sense equipment
Technical field.
Background technique
With six project implementation of gasoline car state, automobile-used three-element catalytic agent carrier is more and more tighter to the backpressure requirements of carrier
Lattice, back pressure is exceeded to can lead to engine power deficiency, and gasoline combustion is insufficient, and generation more endangers gas, while can also generate
A large amount of carbon distributions lead to knock vibration in engine cylinder body, seriously affect the service life of automobile and drive sense.Therefore ternary of keeping under strict control
Catalyst carrier back pressure is each necessary index of catalyst manufacturer man.
In the prior art, only laboratory testing backpressure-device in the market, since laboratory testing backpressure-device condition is wanted
Ask harsh, at most can only disposably detect 15 carriers must just shut down cooling, and laboratory equipment detects three-way catalyst
Carrier back pressure detection cycle is too long, and a three-way catalyst back pressure detection at least needs 30min, cannot achieve quick high-volume not
Shut down detection work requirements.
Summary of the invention
It is an object of the present invention to overcome the above deficiencies, sets to provide a kind of detection of three-element catalytic agent carrier back pressure
It is standby, it is capable of the online back pressure test of rapid and convenient completion three-element catalytic agent carrier, is suitable for producing three-way catalyst back in enormous quantities
Pressure detection.
According to technical solution provided by the invention, three-element catalytic agent carrier back pressure detection device includes monitor station, clips
Mechanism, wind channel tube, filter mechanism, air quantity generator, blast pipe, display and control cabinet are held, it is characterized in that: on the monitor station
The three-element catalytic agent carrier of sealed holding progress back pressure detection is capable of in fixing seal clamping device, sealed holding mechanism；It is described close
It seals clamping device lower end and connects wind channel tube inlet end, wind channel tube outlet side connects air quantity generator inlet end；On the wind channel tube
Equipped with filter mechanism, pressure sensor, temperature sensor and flow sensor, pressure sensor, temperature are successively arranged on wind channel tube
Degree sensor and flow sensor are located at filter mechanism air intake upstream；PLC controller, PLC control are equipped in the control cabinet
Device is electrically connected with air quantity generator, temperature sensor；The display is electrically connected with pressure sensor, flow sensor.
Further, sealed holding mechanism includes air bag frame, top board, lower platen and air bag, and air bag frame inner ring is embedded in gas
Capsule, air bag frame upper and lower side removably connect top board and lower platen by connector, and top board and lower platen compress air bag
In air bag frame.
Further, filter mechanism includes outer barrel, filtering inner core, air inlet end cap and outlet end cap, is equipped in outer barrel
Inner core is filtered, outer barrel inlet end connects air inlet end cap by connector, and outer barrel outlet side connects outlet side by connector
Lid, air inlet end cap and outlet side cover the through-hole for being equipped with and being connected to filtering inner core.
Further, air quantity generator outlet side passes through blast pipe joint noise reduction device.
Further, air quantity generator can use vacuum pump, roots blower or vortex pump.
Compared with the prior art the present invention has the advantage that
The invention has the advantages of simple structure, compactness and reasonable structure, is capable of the online back pressure test of rapid and convenient completion three-element catalytic agent carrier, fits
It is detected together in three-way catalyst back pressure is produced in enormous quantities.
Detailed description of the invention
Fig. 1 is main view of the present invention.
Fig. 2 is sealed holding mechanism perspective view.
Fig. 3 is sealed holding mechanism semi-cutaway.
Fig. 4 is filter mechanism perspective view.
Fig. 5 is filter mechanism semi-cutaway.
Description of symbols: 1- monitor station, 2- sealed holding mechanism, 2.1- air bag frame, 2.2- top board, 2.3- are pushed
Plate, 2.4- air bag, 3- wind channel tube, 4- pressure sensor, 5- temperature sensor, 6- flow sensor, 7- filter mechanism, outside 7.1-
Cylinder, 7.2- filtering inner core, 7.3- air inlet end cap, 7.4- outlet end cap, 8- air quantity generator, 9- blast pipe, 10- muffler,
11- display, 12- control cabinet.
Specific embodiment
The present invention will be further described in conjunction with the embodiment in attached drawing below:
As shown in Figure 1, the invention mainly comprises monitor station 1, sealed holding mechanism 2, wind channel tube 3, filter mechanism 7, air quantity to occur
Device 8, blast pipe 9, display 11 and control cabinet 12.
Fixing seal clamping device 2 on the monitor station 1, sealed holding mechanism 2 being capable of sealed holding progress back pressure detections
Three-element catalytic agent carrier.
As shown in Fig. 2 ~ 3, the sealed holding mechanism 2 includes air bag frame 2.1, top board 2.2, lower platen 2.3 and air bag
2.4,2.1 inner ring of air bag frame is embedded in air bag 2.4, and 2.1 upper and lower side of air bag frame removably connects 2.2 He of top board by connector
Air bag 2.4 is pressed in air bag frame 2.1 by lower platen 2.3, top board 2.2 and lower platen 2.3.When in use, by three-element catalytic
Agent carrier is placed on 2.4 central through hole of air bag, then inflates to air bag, and air bag heaves sealed holding three-way catalyst load inwardly
Body.
2 lower end of sealed holding mechanism connects 3 inlet end of wind channel tube, 3 outlet side of wind channel tube connect air quantity generator 8 into
Gas end.8 outlet side of air quantity generator can reduce the noise of equipment by 9 joint noise reduction device 10 of blast pipe, muffler 10.
The air quantity generator 8 can use vacuum pump, roots blower or vortex pump, and required pressure limit need to expire
0 ~ 100mbar of foot, air quantity need to reach 0 ~ 1000m3/h；The diameter in the different pipeline air ducts of institute's testing product catalyst prod diameter
Also different, generated air loss is also not quite similar, therefore the type selecting of air quantity phonation unit and the size in pipeline air duct are required to
It is designed according to the size of product.
The wind channel tube 3 is equipped with filter mechanism 7, and filter mechanism 7 can filter the impurity dust in wind channel tube 3.Filtering
Mechanism 7, which can be avoided, generates damage to air quantity generator, while can also reduce air quantity generator because of the variation of frequency, caused
Instantaneous air quantity fluctuates and influences the back pressure of three-element catalytic agent carrier.
As shown in Fig. 4 ~ 5, the filter mechanism 7 includes outer barrel 7.1, filtering inner core 7.2, air inlet end cap 7.3 and outlet
End cap 7.4, outer barrel 7.1 is interior to be equipped with filtering inner core 7.2, and 7.1 inlet end of outer barrel connects air inlet end cap 7.3 by connector,
7.1 outlet side of outer barrel connects outlet end cap 7.4 by connector.Air inlet end cap 7.3 and outlet end cap 7.4 are equipped with and filtering
The through-hole that inner core 7.2 is connected to.
Pressure sensor 4, temperature sensor 5 and flow sensor 6, pressure sensor are successively arranged on the wind channel tube 3
4, temperature sensor 5 and flow sensor 6 are located at 7 air intake upstream of filter mechanism.
The pressure sensor installation site is set as at 2 ~ 5 times of air duct caliber at a distance from three-element catalytic agent carrier,
Temperature sensor and flow sensor installation site and pressure sensor installation site distance be respectively 2 ~ 4 times of air duct caliber and
At 3 ~ 7 times.
Pressure sensor can select suitable range of pressure values according to the finished product drawing of catalyst early period, it is ensured that data
Accuracy, pressure sensor are directly purchased related matured product and are used；The selection of flow sensor is similar with pressure sensor,
The range of selection is mainly demarcated according to the demand air quantity of each product producer, and the real-time that data are taken into account while calibration is being met
And online repeatability.
PLC controller is equipped in the control cabinet 12, PLC controller and air quantity generator 8, temperature sensor 5 are electric respectively
Connection, temperature sensor are mainly the temperature for detecting air quantity in pipeline, by the variation of wind duct temperature in pipeline, are controlled to PLC
Device feeds back difference variation, and the working frequency of switching air quantity generator is controlled by PLC controller, it is ensured that every in product catalyst duct
The mass flow for the wind that minute passes through is identical, it is ensured that the stability of data.
The display 11 is electrically connected with pressure sensor 4, flow sensor 6, and pressure sensor 4, flow sensor 6 will
Pressure data and flow sensor are transferred on display and display data, and calculate production back pressure detection curve by software.
The present invention detect three-element catalytic agent carrier back pressure can strict control, according to different clients propose precision and work
Skill requirement, can satisfy；The three-element catalytic agent carrier of detection has traceability, can satisfy all parameters of client and wants
It asks, the operation of each step is detected by advanced automation equipment, and consistency is good, can guarantee that the appearance of product is not destroyed
Situation under realize all three-element catalytic agent carriers back pressure detection, be suitable for industrialization, mass detection.The present invention is equally suitable
Pressure detecting of honeycomb product or encapsulating products, such as leak detection, product pressure loss detection, pipeline crushing etc., are applicable in work
Industry field is extensive.
Claims (5)
1. a kind of three-element catalytic agent carrier back pressure detection device, including monitor station (1), sealed holding mechanism (2), wind channel tube (3),
Filter mechanism (7), air quantity generator (8), blast pipe (9), display (11) and control cabinet (12), it is characterized in that: the detection
The three-element catalytic of sealed holding progress back pressure detection is capable of in fixing seal clamping device (2) on platform (1), sealed holding mechanism (2)
Agent carrier；Sealed holding mechanism (2) lower end connects wind channel tube (3) inlet end, and wind channel tube (3) outlet side connects air quantity
Device (8) inlet end；The wind channel tube (3) is equipped with filter mechanism (7), be successively arranged on wind channel tube (3) pressure sensor (4),
Temperature sensor (5) and flow sensor (6), pressure sensor (4), temperature sensor (5) and flow sensor (6) were located at
Filter structure (7) air intake upstream；PLC controller, PLC controller and air quantity generator (8), temperature are equipped in the control cabinet (12)
Degree sensor (5) is electrically connected；The display (11) is electrically connected with pressure sensor (4), flow sensor (6).
2. three-element catalytic agent carrier back pressure detection device as described in claim 1, it is characterized in that: the sealed holding mechanism
It (2) include air bag frame (2.1), top board (2.2), lower platen (2.3) and air bag (2.4), air bag frame (2.1) inner ring is embedded in air bag
(2.4), air bag frame (2.1) upper and lower side removably connects top board (2.2) and lower platen (2.3), top board by connector
(2.2) air bag (2.4) is pressed in air bag frame (2.1) with lower platen (2.3).
3. three-element catalytic agent carrier back pressure detection device as described in claim 1, it is characterized in that: the filter mechanism (7) wraps
Outer barrel (7.1), filtering inner core (7.2), air inlet end cap (7.3) and outlet end cap (7.4) are included, was equipped in outer barrel (7.1)
It filters inner core (7.2), outer barrel (7.1) inlet end connects air inlet end cap (7.3) by connector, and outer barrel (7.1) outlet side is logical
Connector connection outlet end cap (7.4) is crossed, air inlet end cap (7.3) and outlet end cap (7.4) are equipped with filtering inner core (7.2) even
Logical through-hole.
4. three-element catalytic agent carrier back pressure detection device as described in claim 1, it is characterized in that: the air quantity generator (8)
Outlet side passes through blast pipe (9) joint noise reduction device (10).
5. three-element catalytic agent carrier back pressure detection device as described in claim 1, it is characterized in that: the air quantity generator (8)
Vacuum pump, roots blower or vortex pump can be used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910766331.9A CN110375919A (en) | 2019-08-20 | 2019-08-20 | Three-element catalytic agent carrier back pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910766331.9A CN110375919A (en) | 2019-08-20 | 2019-08-20 | Three-element catalytic agent carrier back pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110375919A true CN110375919A (en) | 2019-10-25 |
Family
ID=68259855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910766331.9A Pending CN110375919A (en) | 2019-08-20 | 2019-08-20 | Three-element catalytic agent carrier back pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110375919A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782188A (en) * | 2021-02-03 | 2021-05-11 | 无锡科技职业学院 | GPF three way catalyst converter detection device |
| CN113250799A (en) * | 2021-05-25 | 2021-08-13 | 无锡威孚环保催化剂有限公司 | Backpressure data detection method, device and system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3552730B2 (en) * | 1993-03-25 | 2004-08-11 | 三菱瓦斯化学株式会社 | Apparatus and method for checking ignition state of combustion furnace |
| CN200944080Y (en) * | 2006-07-17 | 2007-09-05 | 重庆长安汽车股份有限公司 | Device for measuring exhaust back pressure of petrol engine |
| CN201896816U (en) * | 2010-11-23 | 2011-07-13 | 宁波佳比佳工贸有限公司 | Oil cooler protecting device |
| CN104018915A (en) * | 2013-02-28 | 2014-09-03 | 东北林业大学 | PM filter device of diesel vehicle with long wood fiber filter core |
| CN204346744U (en) * | 2015-01-07 | 2015-05-20 | 苏州苏信环境科技有限公司 | Air cleaner particle counting classification efficiency test board |
| CN204436572U (en) * | 2015-01-22 | 2015-07-01 | 潍柴西港新能源动力有限公司 | A kind of natural gas engine low pressure EGR system |
| CN208171787U (en) * | 2018-06-08 | 2018-11-30 | 翁希明 | Three-element catalytic agent carrier back pressure detection device |
| CN208364215U (en) * | 2018-06-08 | 2019-01-11 | 翁希明 | Three-element catalytic agent carrier adhesive force on-line measuring device |
-
2019
- 2019-08-20 CN CN201910766331.9A patent/CN110375919A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3552730B2 (en) * | 1993-03-25 | 2004-08-11 | 三菱瓦斯化学株式会社 | Apparatus and method for checking ignition state of combustion furnace |
| CN200944080Y (en) * | 2006-07-17 | 2007-09-05 | 重庆长安汽车股份有限公司 | Device for measuring exhaust back pressure of petrol engine |
| CN201896816U (en) * | 2010-11-23 | 2011-07-13 | 宁波佳比佳工贸有限公司 | Oil cooler protecting device |
| CN104018915A (en) * | 2013-02-28 | 2014-09-03 | 东北林业大学 | PM filter device of diesel vehicle with long wood fiber filter core |
| CN204346744U (en) * | 2015-01-07 | 2015-05-20 | 苏州苏信环境科技有限公司 | Air cleaner particle counting classification efficiency test board |
| CN204436572U (en) * | 2015-01-22 | 2015-07-01 | 潍柴西港新能源动力有限公司 | A kind of natural gas engine low pressure EGR system |
| CN208171787U (en) * | 2018-06-08 | 2018-11-30 | 翁希明 | Three-element catalytic agent carrier back pressure detection device |
| CN208364215U (en) * | 2018-06-08 | 2019-01-11 | 翁希明 | Three-element catalytic agent carrier adhesive force on-line measuring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782188A (en) * | 2021-02-03 | 2021-05-11 | 无锡科技职业学院 | GPF three way catalyst converter detection device |
| CN113250799A (en) * | 2021-05-25 | 2021-08-13 | 无锡威孚环保催化剂有限公司 | Backpressure data detection method, device and system |
| CN113250799B (en) * | 2021-05-25 | 2023-03-03 | 无锡威孚环保催化剂有限公司 | Backpressure data detection method, device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110375919A (en) | Three-element catalytic agent carrier back pressure detection device | |
| CN109374221A (en) | It is a kind of for testing the experimental rig of metal stationary seal ring elevated-temperature seal performance | |
| CN104880288A (en) | Method and device for detecting airtightness of turbine box assembly | |
| CN203532027U (en) | Welding-free screw seal type catalytic silencer | |
| CN110735690A (en) | high-temperature maintenance device for electrically heated particle catcher | |
| CN102588058B (en) | Testing system for post-processing device of engine | |
| CN104690108B (en) | A kind of tubular type stainless steel manifold manufacture method | |
| CN203337341U (en) | Connection tube sealing mechanism detecting exhaust manifold air tightness | |
| CN203688095U (en) | Temperature sensor special for automobile tail gas measurement | |
| CN202350766U (en) | Negative pressure type exhaust gas recirculation (EGR) valve starting pressure and position feedback detection tool | |
| CN202467989U (en) | Test system for engine post-processing device | |
| CN209961426U (en) | Quick measuring device of muffler leakproofness | |
| CN211373971U (en) | A leak testing machine for turbocharged rubber tube | |
| CN204831731U (en) | Turbine case subassembly leakproofness detection device | |
| CN210108640U (en) | Water heater gas tightness detection device | |
| CN211425791U (en) | Intercooler overhauls equipment | |
| CN214584045U (en) | Minflow minimum flow test equipment | |
| CN207830065U (en) | A kind of environment friendly silencer in workshop | |
| CN112284644A (en) | Turbocharger core leak detection machine | |
| CN2198602Y (en) | Measuring instrument for wind pipe leakage | |
| CN203822435U (en) | Exhaust connection structure of supercharger of diesel | |
| CN202939036U (en) | Device for measuring intake resistance and exhaust backpressure of tractor | |
| CN203551223U (en) | Air tightness detection device for engine component | |
| CN202229999U (en) | Granula dust measuring instrument | |
| CN202119625U (en) | Engine catalytic converter performance and aging test apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |
|
| RJ01 | Rejection of invention patent application after publication |