CN214118292U - Explosion-proof tail gas purification device of diesel engine - Google Patents
Explosion-proof tail gas purification device of diesel engine Download PDFInfo
- Publication number
- CN214118292U CN214118292U CN202120261896.4U CN202120261896U CN214118292U CN 214118292 U CN214118292 U CN 214118292U CN 202120261896 U CN202120261896 U CN 202120261896U CN 214118292 U CN214118292 U CN 214118292U
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- Prior art keywords
- air
- bearing frame
- filter
- explosion
- diesel engine
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- 238000000746 purification Methods 0.000 title abstract description 28
- 239000011941 photocatalyst Substances 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 9
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 7
- 229920002492 poly(sulfone) Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 34
- 239000002912 waste gas Substances 0.000 abstract description 30
- 230000000694 effects Effects 0.000 abstract description 24
- 238000001914 filtration Methods 0.000 abstract description 10
- 238000004332 deodorization Methods 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000006864 oxidative decomposition reaction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an explosion-proof tail gas cleanup unit of diesel engine, including the assembly strip, bear frame, filter housing and photocatalyst filter screen, one side of bearing frame top and bottom all evenly is fixed with the assembly strip, and the one end that bears the frame is fixed with the second air guide plate. The utility model discloses an install the photocatalyst filter screen, ultraviolet lamp, non-woven fabrics filter and active carbon filter, make the device optimize the performance of self, when specifically purifying, gaseous entering filter casing is inside after, at first through the photocatalyst filter screen, and under ultraviolet lamp's illumination effect, make gaseous oxidative decomposition realize the purification effect, then waste gas after elementary purification can realize the filtration edulcoration effect of second level through the non-woven fabrics filter, last waste gas can realize the deodorization purification effect through the active carbon filter, and then through the multi-stage filtration purification structure, the purification treatment effect of device to waste gas has been promoted.
Description
Technical Field
The utility model belongs to the technical field of tail gas purification, concretely relates to explosion-proof tail gas cleanup unit of diesel engine.
Background
Diesel engine can produce a large amount of waste gases at the actual motion in-process, if directly discharge these waste gases and then can cause atmospheric pollution in the environment, be not conform to the environmental protection requirement, under this condition, just need install tail gas cleanup unit additional at diesel engine's exhaust port and handle these waste gases, but current diesel engine tail gas cleanup unit still has some shortcomings.
The prior art has the following problems: 1. the existing diesel engine tail gas purification device often has the problems of no flow distribution treatment structure and poor explosion-proof performance, which is not beneficial to the long-term popularization of the device; 2. the existing tail gas purification device of the diesel engine also has the defects of poor purification effect and difficulty in realizing grading treatment, which causes the low practicability of the device; 3. the existing tail gas purification device for the diesel engine also generally has the defects of simple structure, difficulty in assembly and disassembly and difficulty in fixed installation, and the using effect of the device is poor.
Disclosure of Invention
To solve the problems set forth in the background art described above. The utility model provides an explosion-proof tail gas cleanup unit of diesel engine has and to shunt according to exhaust gas flow, explosion-proof can be good, realized hierarchical purification treatment and be convenient for dismouting maintenance and fixed mounting's characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof tail gas cleanup unit of diesel engine, includes the assembly strip, bears frame, filters casing and photocatalyst filter screen, the one side of bearing frame top and bottom all evenly is fixed with the assembly strip, and the one end that bears the frame is fixed with the second air guide plate, and the second air guide plate keeps away from the one end welding that bears the frame and has the intake pipe, and from left to right install second ring flange and gas flow sensor in proper order in the intake pipe, the other end that bears the frame is fixed with first air guide plate, and the one end that first air guide plate kept away from and bears the frame is fixed with the blast pipe, and install the aspiration pump on the blast pipe, install the controller on bearing the frame of aspiration pump top, the inside of bearing the frame evenly installs the filtration casing, the one end that the intake pipe was kept away from to the second air guide plate evenly welds and has and filters casing assorted air duct, the inside of filtering the casing from left to right is fixed with photocatalyst filter screen in proper order, Non-woven fabrics filter and active carbon filter, and the filter shell inner wall of photocatalyst filter screen both sides installs ultraviolet lamp.
Preferably, an integrated welding structure is formed between the assembly strip and the bearing frame, the outer side wall of the assembly strip is wrapped by the anti-slip rubber layer, and the assembly strip is provided with a threaded assembly hole, so that a user can conveniently fix and mount the device.
Preferably, the material of bearing frame is stainless steel, and the lateral wall of bearing frame is provided with the polysulfone rigid layer, makes it promote the structural strength of bearing frame, has guaranteed that bearing frame is difficult to deform and break.
Preferably, both ends of filter housing all are fixed with first ring flange, all be fixed with on first air guide plate and the air duct with filter housing assorted first ring flange, filter housing is provided with 3, makes its convenient to use person dismantle or assemble with first air guide plate and air duct respectively with filter housing's both ends.
Preferably, the two ends of the bottom of the filter shell are all welded with the reserved sliding strips, the bearing frame is uniformly provided with reserved sliding grooves matched with the reserved sliding strips, one side of each reserved sliding strip is uniformly welded with the locking piece, and the locking pieces are provided with screws connected with the bearing frame, so that the device has the advantages of being combined and convenient to clean and maintain.
Preferably, second air deflector and first air deflector all and bear and constitute integrated welded structure between the frame, and the inside of second air deflector and the inside of air duct are linked together, and constitute integrated welded structure between second air deflector and the air duct, install the solenoid valve on the air duct, and the inside of first air deflector and the inside of blast pipe are linked together for the device has realized the explosion-proof effect of better reposition of redundant personnel, has strengthened the security performance of device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with the air inlet pipe, the gas flow sensor, the electromagnetic valve and the air pump, when the device is actually used, on one hand, the waste gas discharged by the diesel engine enters the device through the air inlet pipe, at the moment, the gas flow sensor on the air inlet pipe can monitor the flow condition of the gas and send the monitored data to the controller, the controller can control the opening quantity of the electromagnetic valves on the three air guide pipes according to the internal preset program according to the size of the waste gas flow, the larger the waste gas flow is, the more the number of the opened electromagnetic valves is, further, when the waste gas flow is overlarge, the waste gas can be shunted and enter the corresponding filter casings for purification treatment by opening the electromagnetic valves, further, the problem that the air pressure in the filter casings is overlarge and easy to explode due to the overlarge waste gas is avoided, and the device realizes better shunting explosion-proof effect, the safety performance of the device is enhanced, and on the other hand, when the device runs, the air pump at the tail end of the device is started, so that the purified gas in the device is promoted to be discharged, the problem of gas retention is further reduced, and the explosion-proof effect is improved;
2. the utility model discloses an install the photocatalyst filter screen, ultraviolet lamp, non-woven fabrics filter and active carbon filter, make the device optimize self performance, when specifically purifying, after gas gets into the filter housing inside, at first through the photocatalyst filter screen, and under the illumination effect of ultraviolet lamp, make gas oxidation decompose and realize the purification effect, then the waste gas after primary purification can realize the filtration edulcoration effect of second grade through the non-woven fabrics filter, last waste gas can realize the deodorization purification effect through the active carbon filter, and then through multistage filtration purification structure, the purification treatment effect of device to waste gas has been promoted;
3. the utility model discloses an install the assembly strip, first ring flange, reserve the draw runner and reserve the spout, make the device optimize the structure of self, during the use, the user can utilize the effect of the screw assembly hole that the assembly strip set up on it on the one hand, carry out fixed mounting with the device through the screw, on the other hand user can utilize the sliding connection structure who reserves the draw runner and reserve the spout and constitute, the locking fixed action of cooperation stay and screw, assemble or dismantle three filter housing on bearing the frame, and then make the device realize the advantage of combination formula, be convenient for clear up and maintain, and the user can utilize the connection effect of first ring flange, dismantle or assemble with first air guide plate and air duct respectively with the both ends of filter housing, and then strengthened the practicality of device.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
FIG. 3 is a schematic view of a rear sectional view of the filter housing of the present invention;
FIG. 4 is a front view of the intake pipe of the present invention;
in the figure: 1. assembling the strip; 2. a carrier; 3. a controller; 4. an exhaust pipe; 5. an air pump; 6. a first air guide plate; 7. a first flange plate; 8. a filter housing; 9. an air duct; 10. an electromagnetic valve; 11. a second air guide plate; 12. an air inlet pipe; 13. reserving a chute; 14. reserving a slide bar; 15. a locking piece; 16. an ultraviolet lamp; 17. a photocatalyst filter screen; 18. a non-woven fabric filter plate; 19. an activated carbon filter plate; 20. a second flange plate; 21. a gas flow sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: an explosion-proof tail gas purification device of a diesel engine comprises an assembly strip 1, a bearing frame 2, a filter housing 8 and a photocatalyst filter screen 17, wherein the assembly strip 1 is uniformly fixed on one side of the top and the bottom of the bearing frame 2, a second air guide plate 11 is fixed at one end of the bearing frame 2, an air inlet pipe 12 is welded at one end, far away from the bearing frame 2, of the second air guide plate 11, a second flange plate 20 and a gas flow sensor 21 are sequentially installed on the air inlet pipe 12 from left to right, a first air guide plate 6 is fixed at the other end of the bearing frame 2, an exhaust pipe 4 is fixed at one end, far away from the bearing frame 2, of the first air guide plate 6, an air suction pump 5 is installed on the exhaust pipe 4, a controller 3 is installed on the 2 above the air suction pump 5, the filter housing 8 is uniformly installed inside the bearing frame 2, an air inlet pipe 9 matched with the filter housing 8 is uniformly welded at one end, far away from the bearing frame 12, of the second air guide plate 11, a photocatalyst filter screen 17, a non-woven fabric filter plate 18 and an active carbon filter plate 19 are sequentially fixed in the filter housing 8 from left to right, ultraviolet lamps 16 are installed on the inner wall of the filter housing 8 at two sides of the photocatalyst filter screen 17, an integrated welding structure is formed between the assembling strip 1 and the bearing frame 2, the outer side wall of the assembling strip 1 is wrapped with an anti-slip rubber layer, and a threaded assembling hole is formed in the assembling strip 1;
when in use, a user can fixedly install the device through screws by utilizing the action of the assembly strip 1 and the threaded assembly holes arranged on the assembly strip, so that the practicability of the device is enhanced;
the bearing frame 2 is made of stainless steel, and a polysulfone rigid layer is arranged on the outer side wall of the bearing frame 2;
the polysulfone rigid layer is arranged on the outer side wall of the bearing frame 2, so that the structural strength of the bearing frame 2 is improved, and the bearing frame 2 is not easy to deform and break;
the two ends of the filter shell 8 are both fixed with first flange plates 7, the first air guide plates 6 and the air guide tubes 9 are both fixed with first flange plates 7 matched with the filter shell 8, and the number of the filter shell 8 is 3;
when in use, a user can disassemble or assemble the two ends of the filter shell 8 with the first air guide plate 6 and the air guide pipe 9 respectively by utilizing the connecting action of the first flange plate 7;
both ends of the bottom of the filter shell 8 are welded with reserved sliding strips 14, reserved sliding grooves 13 matched with the reserved sliding strips 14 are uniformly formed in the bearing frame 2, locking pieces 15 are uniformly welded on one side of each reserved sliding strip 14, and screws connected with the bearing frame 2 are arranged on the locking pieces 15;
when the device is used, a user can assemble or disassemble the three filter housings 8 on the bearing frame 2 by utilizing a sliding connection structure formed by the reserved sliding strips 14 and the reserved sliding grooves 13 and matching with the locking and fixing effects of the locking pieces 15 and the screws, so that the device has the combined advantages and is convenient to clean and maintain;
an integrated welding structure is formed between the second air guide plate 11 and the first air guide plate 6 and the bearing frame 2, the inside of the second air guide plate 11 is communicated with the inside of the air guide pipe 9, the integrated welding structure is formed between the second air guide plate 11 and the air guide pipe 9, the electromagnetic valve 10 is installed on the air guide pipe 9, and the inside of the first air guide plate 6 is communicated with the inside of the exhaust pipe 4;
when the device is used, waste gas discharged by a diesel engine enters the device through the air inlet pipe 12, at the moment, the gas flow sensor 21 on the air inlet pipe 12 monitors the flow condition of the gas and sends the monitored data to the controller 3, the controller 3 controls the opening quantity of the electromagnetic valves 10 on the three air guide pipes 9 according to the size of the waste gas flow according to a preset program in the controller 3, the larger the waste gas flow is, the more the number of the opened electromagnetic valves 10 is, and further when the waste gas flow is too large, the waste gas can be shunted to enter the corresponding filter housings 8 for purification treatment by opening the electromagnetic valves 10, so that the problem that the air pressure in the treatment housings is too large and is easy to explode due to too much waste gas is avoided, the device achieves a better shunting explosion-proof effect, and the safety performance of the device is enhanced;
the output end of the gas flow sensor 21 is electrically connected with the input end of the controller 3 through a lead, the output end of the controller 3 is electrically connected with the input ends of the electromagnetic valve 10, the air pump 5 and the ultraviolet lamp 16 through leads respectively, the model of the electromagnetic valve 10 can be SV1000, the model of the controller 3 can be FX1S-20MR-D, the model of the gas flow sensor 21 can be HQ-LUGB, and the model of the air pump 5 can be BST-V550.
The gas flow sensor 21, the controller 3, the air pump 5, the solenoid valve 10 and the ultraviolet lamp 16 of the present invention are known technologies that have been disclosed and are widely used in daily life.
The utility model discloses a theory of operation and use flow: when the utility model is used, an external power supply, a user can firstly utilize the action of the assembly strip 1 and the thread assembly holes arranged on the assembly strip to fixedly install the device through screws, then utilize the action of the second flange plate 20 to assemble the air inlet pipe 12 and the corresponding exhaust port of the diesel engine, and then start the device, when in specific operation, the waste gas discharged by the diesel engine enters the device through the air inlet pipe 12, at the moment, the gas flow sensor 21 on the air inlet pipe 12 monitors the flow condition of the gas and sends the monitored data to the controller 3, the controller 3 controls the opening quantity of the electromagnetic valves 10 on the three air guide pipes 9 according to the size of the waste gas flow according to the internal preset program, the waste gas flow is larger, the number of the opened electromagnetic valves 10 is larger, and then when the waste gas flow is overlarge, the waste gas can be shunted and enters the corresponding filter casings 8 for purification treatment by opening the plurality of the electromagnetic valves 10, further, the problem that the air pressure in the processing machine shell is too high and easy to explode due to too much waste gas is avoided, the device achieves a better shunting explosion-proof effect, the safety performance of the device is enhanced, the air pump 5 at the tail end of the device is started during the operation of the device, the purified gas in the device is promoted to be discharged, the problem of gas retention is further reduced, the explosion-proof effect is improved, meanwhile, during the operation of the device, on one hand, a user can disassemble or assemble the two ends of the filtering machine shell 8 with the first gas guide plate 6 and the gas guide pipe 9 respectively by utilizing the connecting action of the first flange 7, on the other hand, the user can assemble or disassemble the three filtering machine shells 8 on the bearing frame 2 by utilizing the sliding connection structure formed by the reserved sliding strips 14 and the reserved sliding chutes 13 to match the locking and fixing action of the locking pieces 15 and the screws, and further the device achieves the advantage of combination, be convenient for clear up and maintain, and, during concrete purification, gaseous 8 inside backs that get into filter housing, at first through photocatalyst filter screen 17, and under ultraviolet lamp 16's illumination effect, make gaseous oxidative decomposition realize the purification performance, then the waste gas after elementary purification can realize the filtration edulcoration effect of second grade through non-woven fabrics filter 18, waste gas can realize deodorization purification performance through activated carbon filter 19 at last, and then through the multi-stage filtration purification structure, the purification treatment effect of device to waste gas has been promoted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an explosion-proof tail gas cleanup unit of diesel engine, includes assembly strip (1), bears frame (2), filter housing (8) and photocatalyst filter screen (17), its characterized in that: the air purifier is characterized in that assembly strips (1) are uniformly fixed on one side of the top and the bottom of the bearing frame (2), a second air guide plate (11) is fixed at one end of the bearing frame (2), an air inlet pipe (12) is welded at one end, far away from the bearing frame (2), of the second air guide plate (11), a second flange plate (20) and a gas flow sensor (21) are sequentially installed on the air inlet pipe (12) from left to right, a first air guide plate (6) is fixed at the other end of the bearing frame (2), an exhaust pipe (4) is fixed at one end, far away from the bearing frame (2), of the first air guide plate (6), an air suction pump (5) is installed on the exhaust pipe (4), a controller (3) is installed on the bearing frame (2) above the air suction pump (5), a filter housing (8) is uniformly installed inside the bearing frame (2), and an air guide pipe (9) matched with the filter housing (8) is uniformly welded at one end, far away from the air inlet pipe (12), of the second air guide plate (11), the inside of filter housing (8) is fixed with photocatalyst filter screen (17), non-woven fabrics filter (18) and active carbon filter (19) from left to right in proper order, and ultraviolet lamp (16) are installed to filter housing (8) inner wall of photocatalyst filter screen (17) both sides.
2. The explosion-proof tail gas cleanup unit of the diesel engine according to claim 1, characterized in that: an integrated welding structure is formed between the assembling strip (1) and the bearing frame (2), the outer side wall of the assembling strip (1) is wrapped with an anti-slip rubber layer, and a threaded assembling hole is formed in the assembling strip (1).
3. The explosion-proof tail gas cleanup unit of the diesel engine according to claim 1, characterized in that: the material of the bearing frame (2) is stainless steel, and a polysulfone rigid layer is arranged on the outer side wall of the bearing frame (2).
4. The explosion-proof tail gas cleanup unit of the diesel engine according to claim 1, characterized in that: both ends of filter housing (8) all are fixed with first ring flange (7), all are fixed with on first aerofoil (6) and air duct (9) with filter housing (8) assorted first ring flange (7), filter housing (8) are provided with 3.
5. The explosion-proof tail gas cleanup unit of the diesel engine according to claim 1, characterized in that: both ends of filter housing (8) bottom all weld and reserve draw runner (14), bear and evenly be provided with on frame (2) with reserve draw runner (14) assorted reservation spout (13), and the even welding of one side of reserving draw runner (14) has stay (15) to be provided with on stay (15) and bear the screw of being connected of frame (2).
6. The explosion-proof tail gas cleanup unit of the diesel engine according to claim 1, characterized in that: second air deflector (11) and first air deflector (6) all with bear and constitute integrated welded structure between frame (2), the inside of second air deflector (11) and the inside of air duct (9) are linked together, and constitute integrated welded structure between second air deflector (11) and air duct (9), install solenoid valve (10) on air duct (9), the inside of first air deflector (6) and the inside of blast pipe (4) are linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120261896.4U CN214118292U (en) | 2021-01-30 | 2021-01-30 | Explosion-proof tail gas purification device of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120261896.4U CN214118292U (en) | 2021-01-30 | 2021-01-30 | Explosion-proof tail gas purification device of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214118292U true CN214118292U (en) | 2021-09-03 |
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ID=77496158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120261896.4U Expired - Fee Related CN214118292U (en) | 2021-01-30 | 2021-01-30 | Explosion-proof tail gas purification device of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214118292U (en) |
-
2021
- 2021-01-30 CN CN202120261896.4U patent/CN214118292U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20210903 |