CN213450564U - Anti-explosion tail gas purification device for oil engine - Google Patents
Anti-explosion tail gas purification device for oil engine Download PDFInfo
- Publication number
- CN213450564U CN213450564U CN202021013773.0U CN202021013773U CN213450564U CN 213450564 U CN213450564 U CN 213450564U CN 202021013773 U CN202021013773 U CN 202021013773U CN 213450564 U CN213450564 U CN 213450564U
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- China
- Prior art keywords
- water
- box body
- tail gas
- oil engine
- purification device
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- 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
- 238000000746 purification Methods 0.000 title claims abstract description 26
- 238000004880 explosion Methods 0.000 title claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 238000005507 spraying Methods 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 229920000742 Cotton Polymers 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 7
- 238000005474 detonation Methods 0.000 claims 8
- 239000007789 gas Substances 0.000 description 36
- 238000001816 cooling Methods 0.000 description 14
- 239000002912 waste gas Substances 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000000498 cooling water Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 239000000779 smoke Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The utility model provides an anti-explosion oil engine tail gas purification device, which comprises a box body and a spraying system, wherein the front side and the rear side of the box body are respectively provided with an air inlet and an air outlet, the spraying system comprises a spraying pipeline, a water pump and a filter, one end of the spraying pipeline runs through the top of the box body, the other end runs through the bottom of the box body and is connected with the output end of the water pump, and the input end of the water pump is connected with the filter; a water curtain spraying device and a wet curtain which are connected with a spraying pipeline are arranged in the box body; a water filtering layer is arranged at the middle lower part in the box body; a filter cover is arranged at the air outlet on the inner side of the box body, and a water guide bracket of the filter cover is an arc-shaped water guide groove rack; a negative pressure fan is arranged in the exhaust port; the gas vent outer end is connected with the exhaust pipe, and the exhaust pipe is the shape of hourglass hopper, and the shorter one end of its bore is connected in the gas vent outer end. The utility model belongs to the technical field of deflagration-proof oil engine tail gas processing system, its effectual purification water tank circulating pipeline easily blocks up among the prior art, exhaust efficiency low influence purification efficiency scheduling problem of having solved.
Description
Technical Field
The utility model relates to a deflagration-proof oil engine tail gas processing system technical field especially relates to a deflagration-proof oil engine tail gas cleanup unit.
Background
The tail gas discharged by the existing explosion-proof diesel engine is subjected to explosion suppression by an exhaust fence, then is guided into a purification water tank to settle harmful substances in exhaust smoke, and further processes residual sparks and temperature in the exhaust gas, so that the safety performance of the discharged exhaust gas is ensured. However, the waste gas is introduced underwater for treatment, so that the flow of the waste gas is blocked, the power loss of the explosion-proof diesel engine is further large, the power is influenced, and the fuel oil is wasted. To solve the problem, the applicant discloses an explosion-proof diesel engine exhaust purification water tank in the chinese utility model patent with the publication number CN207307478U, the water tank replaces cooling water through an upper tank inner water curtain spray pipeline and a wet curtain, and cools down and removes dust for a plurality of times for high-temperature smoke, thereby reducing the flow resistance of waste gas to a certain extent and achieving the effect of reducing the power loss of the explosion-proof diesel engine. However, in practical use, the water tank is structurally provided with an upper tank body, a lower tank body, a spraying pipeline and a circulating pipeline, the water flow between the upper tank body and the lower tank body is recycled by the circulating pipeline, after the spraying pipeline works for a period of time, the water flow in the upper tank body contains more impurities, and the circulating pipeline is easily blocked, so that the water flow between the upper tank body and the lower tank body cannot be recycled, and finally the spraying pipeline has a serious fault of water-free operation; meanwhile, the design of the water baffle in the water tank can further cool the gas, but the upper and lower single structural design of the water baffle narrows the gas flow channel, the gas is easy to gather at the front end of the water baffle, the flow velocity of the gas flow is reduced to a certain extent, and the high-efficiency and rapid purification treatment of tail gas is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an explosion-proof oil engine tail gas cleanup unit through high-efficient clear cooling water circulation system structure to and high-efficient smooth exhaust passage structure, solve among the prior art problem that the purification water tank circulating pipeline easily blocks up, exhaust efficiency is low to influence purification efficiency.
In order to achieve the above object, the utility model adopts the following technical scheme:
an anti-explosion tail gas purification device of an oil engine, comprising:
the front side and the rear side of the box body are respectively provided with an air inlet and an air outlet;
and the spraying system comprises a spraying pipeline, a water pump and a filter, one end of the spraying pipeline penetrates through the top of the box body, the other end of the spraying pipeline penetrates through the bottom of the box body and is connected with the output end of the water pump, and the filter is connected with the input end of the water pump.
Furthermore, a water curtain spraying device is arranged on the inner side of the top of the box body and is connected with a spraying pipeline on the top of the box body.
Furthermore, a wet curtain is vertically arranged in the box body and is connected with a spraying pipeline at the top of the box body.
Further, the wet curtain is arranged behind the water curtain spraying device.
Further, the wet curtain is a wavy wet curtain.
Furthermore, the middle lower part in the box body is also provided with a water filtering layer, and the water filtering layer comprises a water passing plate connected to the inner side wall of the box body and water filtering cotton arranged on the water passing plate. The water passing plate is provided with a plurality of water passing holes, and the water filtering cotton is fireproof flame-retardant filtering cotton.
Furthermore, the inner side of the box body is positioned at the air outlet and is covered with a filter cover, and the filter cover comprises a water guide support fixedly connected with the inner side of the box body and air filter cotton arranged on the water guide support.
Furthermore, the water guide support comprises a connecting base and an arc-shaped water guide groove frame arranged on the connecting base.
Further, a negative pressure fan is arranged in the exhaust port.
Further, the gas vent outer end is located be connected with the exhaust pipe behind the negative-pressure air fan, the exhaust pipe is the shape of falling the funnel, and the short one end of its bore is connected in the gas vent outer end.
Furthermore, a cooling jacket is further arranged on the outer side of the bottom of the box body, liquid nitrogen is injected into the cooling jacket, and a pressure gauge and a material changing port are arranged at the top of the cooling jacket.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
the utility model ensures the cleanliness of the water flow for recycling by arranging the filter on the spraying system and arranging the water filtering layer at the middle lower part of the box body, avoids the blockage of the spraying pipeline and also ensures the purification effect of the water flow on the tail gas; the filter cover is arranged at the exhaust port to adsorb residual impurities and water vapor in the tail gas, so that the purification degree of the exhaust gas is further ensured, and the exhaust gas is ensured to reach the explosion-proof standard; through set up negative pressure fan and the exhaust pipe of inverted funnel shape at the gas vent, the pressure differential of outer end in the increase gas vent forms high-efficient smooth exhaust passage, promotes tail gas fast flow, improves tail gas purification treatment efficiency to reduce explosion-proof diesel engine power loss, improve dynamic property and fuel effective utilization.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the filter cover of the present invention.
Fig. 3 is a schematic view of the split structure of the water guide support and the air filter in the filtering cover of the present invention.
Reference numerals:
1. a box body 11, an air inlet 12 and an air outlet;
2. a spraying system 21, a spraying pipeline 22, a water pump 23 and a filter;
3. a water curtain spray device; 4. wet curtain;
5. a water filtering layer 51, a water filtering plate 52, water filtering cotton 53 and water passing holes;
6. the filter cover 61, the water guide support 61a, the connecting base 61b, the arc water guide groove frame 62 and the air filtering cotton;
7. a negative pressure fan; 8. exhaust line, 9, cooling jacket.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are usually placed when in use, or the position or positional relationship which the skilled person usually understands, and only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the embodiment of the utility model provides an explosion-proof oil engine tail gas purification device, including box 1 and spraying system 2, upper portion is provided with air inlet 11 and gas vent 12 respectively in the both sides around the box 1, spraying system 2 includes spray pipe way 21, water pump 22 and filter 23, spray pipe way 21 one end runs through in box 1 top, the other end run through box 1 bottom and with water pump 22's output is connected, water pump 22's input is connected with filter 23. The water flow filtered by the filter 23 is pumped into the spraying pipeline 21 through the water pump 22, so that the water flow in the spraying pipeline 21 has high cleanliness, the purification effect of the spraying water flow on tail gas is ensured, the blockage of the spraying pipeline 21 can be avoided, and the cooling water recycling efficiency is improved.
Further, the inside of the top of the box body 1 is provided with a water curtain spraying device 3, a wet curtain 4 is vertically arranged behind the water curtain spraying device 3, and the water curtain spraying device 3 and the wet curtain 4 are connected with a spraying pipeline 21 at the top of the box body 1. The water curtain spraying device 3 sprays cooling water in the spraying pipeline 21 from a plurality of spraying heads at the bottom, a cooling water curtain is formed behind the air inlet 11, and after high-temperature waste gas smoke contacts with the cooling water curtain, a large amount of steam is generated to reduce the temperature of the waste gas, so that particles in the smoke are wrapped to realize purification, and the concentration of the waste gas smoke is reduced; wet curtain 4 utilizes cooling water in the spray pipe way 21 carries out further cooling to the waste gas after water curtain cooling, dust removal, and utilizes wet curtain 4's honeycomb structure adsorbs the smog granule in the waste gas, realizes the secondary cooling of waste gas, removes dust. In this embodiment, wet curtain 4 is the wet curtain of wave, can further increase the area of contact with waste gas, improves the secondary cooling of waste gas, dust removal effect.
Further, a water filtering layer 5 is further arranged at the middle lower part in the box body 1, the water filtering layer 5 comprises a water passing plate 51 connected to the inner side wall of the box body 1 and water filtering cotton 52 arranged on the water passing plate 51, and a plurality of water passing holes 53 are formed in the water passing plate 51. In this embodiment, the water filtering cotton 52 is fireproof and flame retardant, so as to prevent the high temperature exhaust from entering the box body 1 and bringing about the risk of burning caused by high temperature objects such as sparks. The water filtering cotton 52 on the water filtering layer 5 pre-filters the water flow which is finished with tail gas treatment and is about to fall into the bottom of the box body 1 for recycling, so that impurities and dust in the water flow are greatly filtered on the water filtering cotton 52, the cleanliness of the water quality at the bottom of the box body 1 is ensured, the workload of the filter 23 at the input end of the water pump 22 is reduced, and meanwhile, the water passing plate 51 at the bottom of the water pump is provided with the water passing holes 53, so that the water flow flowing into the bottom of the box body 1 is not influenced for recycling.
Further, the box 1 inboard is located exhaust port 12 department still covers and is equipped with a filter mantle 6, as shown in fig. 2~3, filter mantle 6 includes with box 1 inboard fixed connection's water guide support 61 with locate worry gas cotton 62 on the water guide support 61, worry remaining impurity and steam in the cotton 62 adsorbable tail gas that will discharge of gas, water guide support 61 is including connecting base 61a and locating the arc guiding gutter frame 61b on connecting base 61a, when considering that the absorbent steam condensation is more on the gas cotton 62, can flow downwards along the arc guiding gutter frame 61b of bottom, finally flows into box 1 bottom along box 1 inner wall, carries out cyclic utilization.
Further, be equipped with negative-pressure air fan 7 in the gas vent 12, can strengthen the gaseous outside exhaust velocity of flow, simultaneously, be located in 12 outer ends in gas vent be connected with exhaust pipe 8 behind negative-pressure air fan 7, exhaust pipe 8 is the funnel shape of falling, and the short one end of its bore is connected in 12 outer ends in gas vent to further increase the pressure differential of the interior outer end of gas vent, promoted tail gas fast flow.
Further, a cooling jacket 9 is further arranged on the outer side of the bottom of the box body 1, liquid nitrogen is injected into the cooling jacket 9, and water flow at the bottom of the box body 1 is refrigerated by the liquid nitrogen in the cooling jacket 9, so that water recycling is realized. The top 9 of the cooling jacket is provided with a pressure gauge and a material changing port (not shown in the figure), so that the use condition of liquid nitrogen in the cooling jacket 9 can be known conveniently, and the liquid nitrogen can be changed in time to ensure the cooling effect of water for the spraying pipeline 21.
Claims (10)
1. The utility model provides an explosion-proof oil engine tail gas cleanup unit which characterized in that includes:
the front side and the rear side of the box body are respectively provided with an air inlet and an air outlet;
and the spraying system comprises a spraying pipeline, a water pump and a filter, one end of the spraying pipeline penetrates through the top of the box body, the other end of the spraying pipeline penetrates through the bottom of the box body and is connected with the output end of the water pump, and the filter is connected with the input end of the water pump.
2. The anti-detonation oil engine tail gas purification device according to claim 1, wherein a water curtain spraying device is arranged on the inner side of the top of the box body and connected with a spraying pipeline on the top of the box body.
3. The tail gas purification device of the anti-detonation oil engine as claimed in claim 2, wherein a wet curtain is vertically arranged inside the tank body and connected with a spraying pipeline on the top of the tank body.
4. The anti-detonation oil engine tail gas purification device according to claim 3, wherein the wet curtain is disposed behind the water curtain spray device.
5. The anti-detonation oil engine tail gas purification device according to any one of claims 3 or 4, wherein the wet curtain is a wavy wet curtain.
6. The tail gas purification device of the anti-detonation oil engine as claimed in claim 1, wherein a water filtering layer is further arranged at the middle lower part in the tank body, and the water filtering layer comprises a water passing plate connected to the inner side wall of the tank body and water filtering cotton arranged on the water passing plate.
7. The tail gas purification device of the anti-detonation oil engine as claimed in claim 1, wherein a filter cover is covered on the inner side of the box body at the exhaust port, and the filter cover comprises a water guide bracket fixedly connected with the inner side of the box body and gas filter cotton arranged on the water guide bracket.
8. The tail gas purification device of the anti-detonation oil engine as claimed in claim 7, wherein the water guide bracket comprises a connection base and an arc-shaped water guide channel frame arranged on the connection base.
9. The anti-detonation oil engine tail gas purification device according to claim 1, wherein a negative pressure fan is arranged in the exhaust port.
10. The tail gas purification device for the anti-explosion oil engine as claimed in claim 1, wherein an exhaust pipeline is connected to the outer end of the exhaust port, the exhaust pipeline is in an inverted funnel shape, and one end of the exhaust pipeline, which is shorter in caliber, is connected to the outer end of the exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021013773.0U CN213450564U (en) | 2020-06-05 | 2020-06-05 | Anti-explosion tail gas purification device for oil engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021013773.0U CN213450564U (en) | 2020-06-05 | 2020-06-05 | Anti-explosion tail gas purification device for oil engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213450564U true CN213450564U (en) | 2021-06-15 |
Family
ID=76289757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021013773.0U Expired - Fee Related CN213450564U (en) | 2020-06-05 | 2020-06-05 | Anti-explosion tail gas purification device for oil engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213450564U (en) |
-
2020
- 2020-06-05 CN CN202021013773.0U patent/CN213450564U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |
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| CF01 | Termination of patent right due to non-payment of annual fee |