CN114509272A - Tail gas on-line purification test system of engine - Google Patents
Tail gas on-line purification test system of engine Download PDFInfo
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- CN114509272A CN114509272A CN202210059596.7A CN202210059596A CN114509272A CN 114509272 A CN114509272 A CN 114509272A CN 202210059596 A CN202210059596 A CN 202210059596A CN 114509272 A CN114509272 A CN 114509272A
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- thick bamboo
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/922—Mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
- B01D53/925—Simultaneous elimination of carbon monoxide or hydrocarbons and nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
Abstract
The invention belongs to the technical field of tail gas purification, and particularly relates to an online tail gas purification test system of an engine, which comprises a tail gas partial pressure cylinder part and a tail gas purification cylinder part, wherein the tail gas partial pressure cylinder part is used for collecting and treating tail gas, and the tail gas purification cylinder part is butted with the tail gas partial pressure cylinder part to treat the tail gas; tail gas partial pressure section of thick bamboo includes an annular partial pressure section of thick bamboo, and the middle part of an annular partial pressure section of thick bamboo is equipped with actuating mechanism, and the inside of an annular partial pressure section of thick bamboo is equipped with tail gas subregion and separates the mechanism, and actuating mechanism is used for driving tail gas subregion and separates the mechanism and rotate, and the intraductal portion of dead weight pressure has the purification mechanism of multilayer form, and a section of thick bamboo and actuating mechanism butt joint, advantage lie in under the dead weight pressure: the system is designed to carry out online test on the tail gas of the engine, can provide a non-pressure negative pressure space when simultaneously treating the tail gas of a large batch of automobiles, thereby achieving the effect of the engine without influencing the test, simultaneously coping with the waste gas of various emissions, and being more effective when wider in the range of waste gas treatment.
Description
Technical Field
The invention belongs to the technical field of tail gas purification, and particularly relates to an on-line tail gas purification testing system of an engine.
Background
Automobile exhaust is exhaust generated when an automobile is used, and contains hundreds of different compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, oxynitride, lead, sulfur oxides and the like, and the exhaust can not only directly harm human health, but also have a profound influence on the environment of human life.
Carbon dioxide (CO2), sulfur compounds SOx (SO and SO2), nitrogen oxides NOx (NO and NO2), chlorofluorocarbons and the like emitted from automobiles make the atmospheric environmental problems such as greenhouse effect, ozone layer destruction and acid rain more serious; the air pollution such as CO, NOx, SOx, unburned hydrocarbon HC, particulate matter PM, and odor gas discharged from automobiles is extremely harmful to humans, animals, and plants.
Automobile engine's test divide into the multiple, contain the organism test, the function test, engine life test etc, no matter what kind of mode, be a large amount of tail gases of production, especially to engine life test, generally it is incessantly continuous to launch in succession, until accomplishing the test purpose, and the tail gas tradition is only placed in the water, water pressure can cause pressure to the engine exhaust this moment, and if the water is too shallow then can make waste gas filter inadequately and lead to arranging outward if water, also can't deal with the exhaust emission of different grade type simultaneously, thereby lead to a large amount of exhaust-gas treatment inequality, cause partial pollution, serious if CO pile up in the factory building or all the other local areas and cause the harm hidden danger.
Therefore, an online purification test system for exhaust gas of an engine is provided to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides an exhaust gas purification system which can be wider and more effective in the exhaust gas treatment range, in particular to an online purification test system for the exhaust gas of an engine.
In order to achieve the purpose, the invention adopts the following technical scheme: an online tail gas purification test system of an engine comprises a tail gas partial pressure cylinder part and a tail gas purification cylinder part, wherein the tail gas partial pressure cylinder part is used for collecting and treating tail gas, and the tail gas purification cylinder part is butted with the tail gas partial pressure cylinder part and is used for treating the tail gas;
the tail gas partial pressure cylinder part comprises an annular partial pressure cylinder, a driving mechanism is arranged in the middle of the annular partial pressure cylinder, a tail gas partition separating mechanism is arranged inside the annular partial pressure cylinder, the driving mechanism is used for driving the tail gas partition separating mechanism to rotate, a first pipeline is connected to the lower portion of the annular partial pressure cylinder, and the first pipeline is connected with an external engine testing machine;
the tail gas purification section of thick bamboo portion includes the dead weight and presses a section of thick bamboo, the inside purification mechanism that has the multilayer form of dead weight pressure section of thick bamboo, the dead weight press a section of thick bamboo with actuating mechanism butt joint, the dead weight is pressed a section of thick bamboo top and is seted up the gas pocket, the bottom that the dead weight pressed a section of thick bamboo be connected with the second pipeline that annular partial pressure section of thick bamboo is connected.
In the above-mentioned tail gas on-line purification test system of an engine, actuating mechanism including set up in the rotor plate of annular partial pressure section of thick bamboo center department, the rotor plate extends to in the annular partial pressure section of thick bamboo and with it sliding seal, the rotor plate terminal surface is equipped with linking mechanism, the rotor plate with tail gas subregion partition mechanism connects and drives it and be in annular partial pressure section of thick bamboo internal rotation, the annular partial pressure section of thick bamboo is put on the shelf and is equipped with the support frame, fixed connection driving motor on the support frame, driving motor's drive shaft with the rotor plate is connected.
In the above-mentioned tail gas on-line purification test system of an engine, linking mechanism is including the solid fixed ring that has the recess, gu fixed ring's recess internal fixation has many fixed posts of inserting, the port of second pipeline runs through the rotor plate can insert and establish in the section of thick bamboo is pressed to the dead weight.
In the above-mentioned online tail gas purification test system of an engine, the tail gas subregion partition mechanism including set up in polylith division board in the annular partial pressure section of thick bamboo, polylith forms storage space between the division board, two sealed clamp plate and hydraulic stem have between the division board, the hydraulic stem is used for the lift of clamp plate, the division board with rotor plate fixed connection.
In the above online exhaust gas purification testing system of an engine, both the first pipeline and the second pipeline are communicated with the storage space, and at least one storage space is arranged between the first pipeline and the second pipeline.
In the above-mentioned online tail gas purification test system of an engine, the middle section of the first pipeline is broken off to form a notch and is connected with a rubber ring cover, and the rubber ring cover is connected with two sections of the notch.
In the above-mentioned tail gas on-line purification test system of an engine, the bottom of the dead weight pressure cylinder is provided with a caulking groove corresponding to the fixed ring, and the caulking groove is internally provided with a jack corresponding to the fixed inserted column.
In the above-mentioned tail gas on-line purification test system of engine, purification mechanism includes polylith baffle, polylith the baffle is in be equidistance stratiform setting in the dead weight pressure section of thick bamboo, form the purification space between the baffle, it has the scavenging solution to fill in the purification space, the third pipeline has been alternate on the baffle, the one end of third pipeline is located the baffle upper strata, the other end is located the baffle lower floor.
In the above-mentioned tail gas on-line purification test system of an engine, it has the backing plate to inlay on the terminal surface of baffle, lay the pipeline in the backing plate, be equipped with a plurality of second gas pockets on the pipeline, the backing plate with the upper port intercommunication of third pipeline.
In the above-mentioned tail gas on-line purification test system of an engine, the outside of a section of thick bamboo is pressed to the dead weight has surrounded the heating pipe, the port of heating pipe exposes, contain the passageway in the inner wall of a section of thick bamboo is pressed to the dead weight, be connected with air exhauster and three way valve in the passageway, the heating pipe with three way valve is linked together, and its inside contains the spark plug, the both ends of passageway respectively with the superiors the space of baffle and lower floor the space of baffle is connected.
The invention relates to a system for on-line testing of engine tail gas, which is compared with the prior art that:
1. according to the invention, through the matching of the annular pressure-dividing cylinder, the rotating plate, the pressing plate and the partition plate, the effect that the tail gas is discharged into the annular pressure-dividing cylinder by using the first pipeline and is separated in batches by the partition plate is achieved, so that a negative pressure environment without discharge pressure is formed, the engine is not hindered by external exhaust pressure, and the effect that the tested engine is not influenced is achieved.
2. The automobile exhaust purification device has the advantages that the dead weight pressing barrel is matched with the baffle, the third pipeline and the exhaust fan, so that the effect of purifying automobile exhaust step by utilizing the space which is partitioned layer by layer in the dead weight pressing barrel is achieved, the exhaust can be purified to the maximum extent, meanwhile, the infinite number of times of circulating purification can be carried out, the effectiveness of the automobile exhaust purification device is further ensured, various kinds of discharged exhaust can be dealt with, and the exhaust treatment range is wider and more effective.
Drawings
FIG. 1 is a schematic diagram of an external structure of an on-line exhaust gas purification testing system for an engine provided by the present invention;
FIG. 2 is a cross-sectional view of the annular pressure-divider cylinder of FIG. 1;
FIG. 3 is a schematic view of the bottom structure of FIG. 2;
FIG. 4 is a schematic view of the construction of the annular pressure-splitting cartridge of FIG. 1;
FIG. 5 is a perspective view of the annular pressure-splitting cartridge of FIG. 4;
FIG. 6 is a cross-sectional view of the self-weight press cylinder of FIG. 1;
FIG. 7 is another angular cross-sectional view of FIG. 6;
FIG. 8 is a sectional view of the weight pressing cylinder of embodiment 2;
fig. 9 is a partial enlarged view at a in fig. 8.
In the figure, 1 annular partial pressure cylinder, 2 driving mechanisms, 3 tail gas partition separating mechanisms, 4 first pipelines, 5 self-weight partial pressure cylinders, 6 purifying mechanisms, 7 air holes, 8 second pipelines, 9 rotating plates, 10 connecting mechanisms, 11 supporting frames, 12 driving motors, 13 fixing rings, 14 fixing inserting columns, 15 separating plates, 16 storage spaces, 17 pressing plates, 18 hydraulic rods, 19 three-way valves, 20 rubber ring covers, 21 exhaust fans, 22 caulking grooves, 23 baffle plates, 24 purifying spaces, 25 purifying liquid, 26 third pipelines, 27 backing plates, 28 heating pipes and 29 channels.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 to 7, an online exhaust gas purification test system for an engine includes an exhaust partial pressure cylinder and an exhaust gas purification cylinder, which are matched with each other, wherein the exhaust partial pressure cylinder is used for exhaust gas collection, butt-joint and collection of exhaust gas of the engine to be tested, and separation, discharge and treatment are performed therein, and the exhaust gas purification cylinder and the exhaust partial pressure cylinder are butt-joint and used for treating exhaust gas to perform multi-stage exhaust gas purification treatment, thereby completing final purification operation of exhaust gas.
As shown in fig. 1-5, the exhaust partial pressure cylinder part includes an annular partial pressure cylinder 1, the annular partial pressure cylinder 1 is annular, the bottom of the annular partial pressure cylinder 1 can be provided with a support rack, and can be fixed by using the rack, the main function of the exhaust partial pressure cylinder is to elevate equipment outside the fixation so as to facilitate movement and coordination between parts, the annular partial pressure cylinder 1 is made of aluminum alloy material and is coated with a chromium-plated coating, and the exhaust partial pressure cylinder has long-acting effect in the aspects of wear resistance and compression resistance, and the middle part of the annular partial pressure cylinder 1 is provided with a driving mechanism 2 for providing driving force for the integral rotating part in the annular partial pressure cylinder 1;
as shown in fig. 6-7, a tail gas partition mechanism 3 is disposed inside an annular partial pressure cylinder 1, a driving mechanism 2 is used for driving the tail gas partition mechanism 3 to rotate, the driving mechanism 2 includes a rotating plate 9 disposed at the center of the annular partial pressure cylinder 1, the rotating plate 9 fills up the space inside the annular portion of the annular partial pressure cylinder 1, the rotating plate 9 extends into the annular partial pressure cylinder 1 and is sealed in a sliding manner, the rotating plate 9 can rotate in the annular partial pressure cylinder 1, a sealed state is maintained between gaps to prevent gas leakage, a linking mechanism 10 is disposed on the end face of the rotating plate 9 for butting against the self-weight partial pressure cylinder 5, specifically, the linking mechanism 10 includes a fixing ring 13 with a groove, the fixing ring 13 is disposed at the center of the annular partial pressure cylinder 1, the groove is synchronously and annularly disposed with the fixing ring 13, and is mainly used for clamping and butting against the self-weight partial pressure cylinder 5, a plurality of fixing posts 14 are fixed in the groove of the fixing ring 13, in a section of thick bamboo 5 is pressed to dead weight, its bottom is equipped with the hole that corresponds with fixed post 14 of inserting to press a section of thick bamboo 5 to dead weight through the further coming of fixed post 14 of inserting when the butt joint, fixed post 14 of inserting's primary function can prevent local atress inequality and slope in vertical direction, thereby make dead weight press a section of thick bamboo 5 still can remain stable when rotating.
The bottom of the self-weight pressure cylinder 5 is connected with a second pipeline 8 and an annular pressure-dividing cylinder 1, the second pipeline 8 is used for connecting the annular pressure-dividing cylinder 1 and the self-weight pressure-dividing cylinder 5, the port of the second pipeline 8 penetrates through a rotating plate 9 and can be inserted into the self-weight pressure-dividing cylinder 5, waste gas separated in the annular pressure-dividing cylinder 1 is introduced into the self-weight pressure-dividing cylinder 5 for treatment, the rotating plate 9 is connected with a tail gas partition mechanism 3 to drive the tail gas partition mechanism to rotate in the annular pressure-dividing cylinder 1, a support frame 11 is erected on the annular pressure-dividing cylinder 1, the support frame 11 is fixedly connected with the inner wall of the annular pressure-dividing cylinder 1, a driving motor 12 is fixedly connected on the support frame 11, the support frame 11 is mainly used for supporting the driving motor 12, the support frame 11 is also connected with a support rack at the lower part, the driving shaft of the driving motor 12 can be used as a part of the support rack, the driving shaft of the driving motor 12 is connected with the rotating plate 9, the driving plate 9 is driven by the driving motor 12 to rotate after being started, the part of the rotating plate 9 in the annular partial pressure cylinder 1 can drive the partition plate 15 to move, so that the rotating plate can rotate circularly in the annular partial pressure cylinder 1 to drive different partition exhaust gases to be circularly treated, and the rotating plate can perform long-term purification operation and is matched with long-term service life measuring and establishing operation of an engine.
As shown in fig. 2, the exhaust gas partition mechanism 3 includes a plurality of partition plates 15 provided in the annular pressure-dividing cylinder 1, the function of the partition plates 15 has been disclosed above, a storage space 16 is formed between the plurality of partition plates 15, the storage space 16 is the main purpose of the existence of the partition plates 15, the function of the device is to quantitatively contain waste gas discharged by an automobile engine, a pressure plate 17 and a hydraulic rod 18 are sealed between two partition plates 15, the hydraulic rod 18 is used for lifting the pressure plate 17, on the contrary, the top of the annular pressure-dividing cylinder 1 is provided with a plurality of air holes 7, when the pressure plate 17 is lifted, the pressure plate 17 is not subjected to air pressure, the hydraulic rod 18 drives the pressure plate 17 to operate up and down, thereby accomplish and form negative pressure state or extrusion action in storage space 16, division board 15 and rotor plate 9 fixed connection, the annular partial pressure section of thick bamboo 1 sub-unit connection has first pipeline 4, and first pipeline 4 is connected with external engine test machine.
Tail gas purification section of thick bamboo portion includes dead weight pressure cylinder 5, dead weight pressure cylinder 5's bottom is equipped with the caulking groove 22 that corresponds fixed ring 13, be equipped with the jack that corresponds fixed inserted column 14 in the caulking groove 22, dead weight pressure cylinder 5 is internal to have multi-layer purification mechanism 6, purification mechanism 6 includes polylith baffle 23, polylith baffle 23 is equidistance stratiform setting in dead weight pressure cylinder 5, form purification space 24 between the baffle 23, it has purifying liquid 25 to fill in purification space 24, purifying liquid 25 is filled to the biggest solution of purifying liquid 25, purifying liquid 25 can be water, chemical solution etc., the hydrocarbon that contains in the tail gas, CO, NOX, NH3 all can be fine and compatible with the aqueous solution, can also be directed against carrying out the solution change meeting different test petrol (fuel), thereby form better dissolving effect.
A backing plate 27 is embedded on the end face of the baffle plate 23, a pipeline is arranged in the backing plate 27, a plurality of second air holes are arranged on the pipeline, the backing plate 27 is communicated with the upper layer port of a third pipeline 26, the third pipeline 26 is inserted on the baffle plate 23, the third pipeline 26 is provided with an impeller for suction operation, one end of the third pipeline 26 is positioned on the upper layer of the baffle plate 23, the other end of the third pipeline 26 is positioned on the lower layer of the baffle plate 23, the lower layer port of the third pipeline 26 can be in various shapes, which is shown in figure 7 as a straight pipe shape, and airflow inlets and outlets are densely distributed on the surface of the pipe shape, after the solution is purified, the solution better enters the third pipeline 26 through the airflow inlet and outlet, after the third pipeline 26 is introduced into the backing plate 27, the solution can better contact with the internal solution through the pipeline and the second air hole, thereby reach the effect of fully dissolving the purification, the dead weight is pressed a section of thick bamboo 5 and is docked with actuating mechanism 2, and dead weight is pressed a section of thick bamboo 5 top and is seted up porose 7 and be used for discharging finally unable absorption and the little waste gas of toxic effect.
Example 2
As shown in fig. 1-2, the middle section of the first pipe 4 is broken to form a gap, the gap divides the first pipe 4 into two parts and is connected with a rubber ring cover 20, the rubber ring cover 20 is connected with two sections of the gap, and the existence of the rubber ring cover 20 can provide a temporary solution path after one end is in a problem when exhaust gas is discharged, so that the internal pressure of the first pipe 4 is not too high, and a better guarantee effect is maintained.
Example 3
As shown in fig. 8-9, a heating pipe 28 is surrounded outside the gravity cylinder 5, the port of the heating pipe 28 is exposed, a channel 29 is included in the inner wall of the gravity cylinder 5, the heating pipe 28 is partially communicated with the channel 29, an exhaust fan 21 and a three-way valve 19 are connected in the channel 29, under the action of the exhaust fan 21, the top and bottom two layers of purification spaces 24 can be communicated through the channel 29, so as to form a circulation, so that the exhaust gas solution is continuously purified until meeting the discharge standard, the heating pipe 28 is communicated with the three-way valve 19, the inner wall of the heating pipe 28 can also be partially hollowed, so that the external air enters, the spark plugs are included in the interior, the two ends of the channel 29 are respectively connected with the space of the uppermost baffle plate 23 and the space of the lowermost baffle plate 23, a large amount of CO and a small amount of sulfides are ignited in the interior of the heating pipe 28, so as to convert the CO into CO2 for discharge, therefore, the pollution is further reduced, and meanwhile, the warm state can be matched with the water solution to accelerate the absorption of sulfide and nitrogen oxide, so that the self-weight pressing cylinder 5 can be heated in a better sustainable circulation effect in cold weather in winter.
Although the terms of the annular pressure-dividing cylinder 1, the driving mechanism 2, the exhaust gas partition mechanism 3, the first pipeline 4, the self-weight pressure-dividing cylinder 5, the purifying mechanism 6, the air hole 7, the second pipeline 8, the rotating plate 9, the engaging mechanism 10, the support frame 11, the driving motor 12, the fixing ring 13, the fixing insert post 14, the partition plate 15, the storage space 16, the pressure plate 17, the hydraulic rod 18, the three-way valve 19, the rubber ring cover 20, the exhaust fan 21, the insert groove 22, the baffle plate 23, the purifying space 24, the purifying liquid 25, the third pipeline 26, the cushion plate 27, the heating pipe 28, the channel 29, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The online tail gas purification test system of the engine is characterized by comprising a tail gas partial pressure cylinder part and a tail gas purification cylinder part, wherein the tail gas partial pressure cylinder part is used for collecting and treating tail gas, and the tail gas purification cylinder part is butted with the tail gas partial pressure cylinder part and is used for treating the tail gas;
the tail gas partial pressure cylinder part comprises an annular partial pressure cylinder, a driving mechanism is arranged in the middle of the annular partial pressure cylinder, a tail gas partition separating mechanism is arranged inside the annular partial pressure cylinder, the driving mechanism is used for driving the tail gas partition separating mechanism to rotate, a first pipeline is connected to the lower portion of the annular partial pressure cylinder, and the first pipeline is connected with an external engine testing machine;
the tail gas purification section of thick bamboo portion includes the dead weight and presses a section of thick bamboo, the inside purification mechanism that has the multilayer form of dead weight pressure section of thick bamboo, the dead weight press a section of thick bamboo with actuating mechanism butt joint, the dead weight is pressed a section of thick bamboo top and is seted up the gas pocket, the bottom that the dead weight pressed a section of thick bamboo be connected with the second pipeline that annular partial pressure section of thick bamboo is connected.
2. The system of claim 1, wherein the driving mechanism comprises a rotating plate disposed at a center of the annular partial pressure cylinder, the rotating plate extends into the annular partial pressure cylinder and is in sliding seal with the annular partial pressure cylinder, a linking mechanism is disposed on an end surface of the rotating plate, the rotating plate is connected with the exhaust gas partition mechanism to drive the rotating plate to rotate in the annular partial pressure cylinder, a supporting frame is erected on the annular partial pressure cylinder, a driving motor is fixedly connected to the supporting frame, and a driving shaft of the driving motor is connected with the rotating plate.
3. The system of claim 2, wherein the engagement mechanism comprises a fixing ring with a groove, a plurality of fixing insertion posts are fixed in the groove of the fixing ring, and a port of the second pipeline penetrates through the rotating plate and can be inserted into the self-weight pressing cylinder.
4. The system for the online purification and testing of the exhaust gas of the engine according to claim 2, wherein the exhaust gas partition mechanism comprises a plurality of partition plates arranged in the annular pressure-dividing cylinder, a storage space is formed between the plurality of partition plates, a pressure plate and a hydraulic rod are sealed between the two partition plates, the hydraulic rod is used for lifting the pressure plate, and the partition plates are fixedly connected with the rotating plate.
5. The system for testing online purification of the exhaust gas of the engine according to claim 4, wherein the first pipeline and the second pipeline are both communicated with the storage space, and at least one storage space is arranged between the first pipeline and the second pipeline.
6. The system of claim 1, wherein the middle section of the first pipeline is broken to form a gap and is connected with a rubber ring cover, and the rubber ring cover is connected with two sections of the gap.
7. The system of claim 3, wherein a caulking groove corresponding to the fixing ring is formed in the bottom of the gravity cylinder, and a jack corresponding to the fixing plug is formed in the caulking groove.
8. The system of claim 1, wherein the purification mechanism comprises a plurality of baffles, the baffles are arranged in an equidistant layer in the self-weight pressing cylinder, a purification space is formed between the baffles, purification liquid is filled in the purification space, a third pipeline is inserted in the baffles, one end of the third pipeline is positioned on the upper layer of the baffles, and the other end of the third pipeline is positioned on the lower layer of the baffles.
9. The system for the online purification and test of the tail gas of the engine according to claim 8, wherein a backing plate is embedded on the end face of the baffle, a pipeline is arranged in the backing plate, a plurality of second air holes are formed in the pipeline, and the backing plate is communicated with an upper port of the third pipeline.
10. The system of claim 8, wherein a heating pipe is disposed around the outer portion of the gravity pressing cylinder, a port of the heating pipe is exposed, a channel is disposed in the inner wall of the gravity pressing cylinder, an exhaust fan and a three-way valve are connected to the channel, the heating pipe is communicated with the three-way valve, a spark plug is disposed in the heating pipe, and two ends of the channel are respectively connected to the space of the uppermost baffle and the space of the lowermost baffle.
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| CN114509272B (en) | 2024-02-20 |
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