CN108412583B - Post-processing packaging structure - Google Patents
Post-processing packaging structure Download PDFInfo
- Publication number
- CN108412583B CN108412583B CN201810276988.2A CN201810276988A CN108412583B CN 108412583 B CN108412583 B CN 108412583B CN 201810276988 A CN201810276988 A CN 201810276988A CN 108412583 B CN108412583 B CN 108412583B
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- China
- Prior art keywords
- trap
- particle
- pipe sleeve
- mounting ring
- catalytic converter
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
- F01N13/1855—Mechanical joints the connection being realised by using bolts, screws, rivets or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
Abstract
A post-processing package structure, comprising: the exhaust end of the particle catalytic converter is communicated with the inlet end of the particle trap; the packaging structure further comprises a packaging shell, a first pipe sleeve is arranged in the packaging shell, a particle catalytic converter and a particle trap are arranged in the first pipe sleeve, a trap mounting ring platform is arranged in the first pipe sleeve, the particle trap is in threaded connection with the trap mounting ring platform, a disassembling and assembling clamp fixing mechanism is arranged on the particle trap far away from the particle catalytic converter, and a trap disassembling and assembling port is formed in the side portion of the packaging shell. The particle trap is simple in structure, convenient to disassemble and assemble and good in sealing performance.
Description
Technical Field
The invention relates to a post-processing packaging structure, which is particularly suitable for improving the disassembly safety of a particle catcher.
Background
Because six DPF (particle trap) in state need the accuracy clean (guarantee that entrapment efficiency and air current are smooth and easy nature), clean mode is for spouting the fuel through in to the exhaust pipe, carries out catalytic oxidation reaction in the DOC (diesel oxidation type catalyst converter) in DPF the place ahead and emits the heat, and a large amount of high-temperature gas enter into the DPF, burns the carbon dust in the DPF totally.
In order to effectively remove carbon powder in the DPF with low fuel consumption, the weight change of the DPF must be known at any time, but the weight change of the DPF is small relative to the self weight of the DPF, and in the development stage, the DPF needs to be frequently dismantled for weighing, and the weight is used for calibrating the weight index in the strategy. In the commercialization stage, in order to conveniently replace the DPF, the characteristic of facilitating the disassembly and assembly thereof is also indispensable.
In addition, since the carbon powder is not heavy relative to the DPF weight, the influence of water vapor is particularly significant, so that it is necessary to weigh at least 150 ℃, and the engine cannot be removed while rotating, so that it is necessary to perform removal very quickly and safely.
Chinese patent publication is CN206439090U, and the utility model patent that the publication date is 2017 8 month 25 discloses a relief valve DPF purifier, including the DPF carrier, the central point of DPF carrier one end puts the hole of opening ventilative pressure release, be provided with plugging device with the outside of DPF carrier, plugging device includes the support and fixes the sealing device at the support middle part, the support passes through the connecting piece to be fixed on the metal of DPF carrier, sealing device compresses tightly ventilative pressure release's hole mouth. Although the utility model discloses a can make optimization DPF structure, it still has following defect:
the utility model discloses a tiny dismouting under high temperature environment of DPF installation part takes place the incident easily.
Disclosure of Invention
The invention aims to overcome the problem that high-temperature disassembly and assembly are not easy in the prior art, and provides a post-processing packaging structure convenient for high-temperature disassembly and assembly.
In order to achieve the above purpose, the technical solution of the invention is as follows:
a post-processing package structure, comprising: the exhaust end of the particle catalytic converter is communicated with the inlet end of the particle trap;
the packaging structure further comprises a packaging shell, a first pipe sleeve is arranged in the packaging shell, a particle catalytic converter and a particle trap are arranged in the first pipe sleeve, a trap mounting ring platform is arranged in the first pipe sleeve, the particle trap is in threaded connection with the trap mounting ring platform, a disassembling and assembling clamp fixing mechanism is arranged on the particle trap far away from the particle catalytic converter, and a trap disassembling and assembling port is formed in the side portion of the packaging shell.
The trap mounting ring platform is arranged in the first pipe sleeve and close to the trap mounting and dismounting opening side, an external thread is arranged on the particle trap and close to the mounting and dismounting clamp fixing mechanism, and the particle trap is in threaded fit with the internal thread on the trap mounting ring platform through the external thread.
The trap mounting ring platform is arranged in the middle of the first pipe sleeve, an external thread is arranged at the end, close to the particle catalytic converter, of the particle trap, and the particle trap is in threaded fit with the internal thread on the trap mounting ring platform through the external thread.
One side of the trap mounting ring platform is provided with internal threads, the other side of the trap mounting ring platform is provided with a transition surface, and the diameter of the transition surface is gradually reduced from the side of the particle catalytic converter to the side of the particle trap.
The packaging shell is further internally provided with a second pipe sleeve and a first cavity, the first pipe sleeve is communicated with the second pipe sleeve through the first cavity, and the air outlet end of the particle trap is communicated with a mixer arranged in the second pipe sleeve through the first cavity.
The trap disassembly and assembly port is arranged on the cavity wall of the first cavity and corresponds to the first pipe sleeve, the diameter of the trap disassembly and assembly port is larger than the inner diameter of the first pipe sleeve, a sealing cover is arranged on the trap disassembly and assembly port, and the sealing cover is in sealing fit with the trap disassembly and assembly port.
The disassembly and assembly clamp fixing mechanism is a plurality of disassembly and assembly fixing holes, the disassembly and assembly fixing holes are tightly matched with the disassembly and assembly clamp, and the disassembly and assembly clamp is rotationally matched with the particle trap through the disassembly and assembly clamp fixing mechanism.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the post-treatment packaging structure, the disassembly and assembly port of the particle catcher is arranged, so that the particle catcher can be disassembled without disassembling the post-treatment packaging box, the particle catcher is more convenient to disassemble, and workers can conveniently operate and avoid injury. Therefore, the particle catcher of the design is convenient to disassemble and assemble, and the injury of personnel is effectively avoided.
2. The particle catcher in the post-processing packaging structure is fixed in the first pipe sleeve through the threads, and can be assembled and disassembled only by rotating the particle catcher through a tool, so that workers are prevented from directly touching high-temperature objects, and the trap mounting structure is simplified by directly completing sealing through the threads of the particle catcher. Therefore, the particle catcher with the design has a simple disassembly and assembly structure and is effectively sealed.
3. The structure of the transition surface in the post-processing packaging structure can effectively reduce wind resistance and exhaust back pressure. Therefore, the transition surface effectively optimizes the air path structure to reduce the wind resistance and reduce the exhaust back pressure.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Figure 2 is a schematic diagram of the structure of the trap mounting ring of figure 1.
FIG. 3 is a schematic illustration of the particle catcher of the present invention in an assembled and disassembled state.
In the figure: the particle catalytic converter comprises a particle catalytic converter 1, a particle trap 2, external threads 21, a mixer 3, a packaging shell 4, a first pipe sleeve 41, a second pipe sleeve 42, a first cavity 43, a trap mounting ring table 44, a mounting and dismounting clamp fixing mechanism 45, a trap mounting and dismounting opening 46, a sealing cover 47, internal threads 48, a transition surface 49, a mounting and dismounting clamp 5 and a mounting and dismounting fixing hole 51.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 3, a post-processing package structure includes: the device comprises a particle catalytic converter 1 and a particle trap 2, wherein the gas outlet end of the particle catalytic converter 1 is communicated with the gas inlet end of the particle trap 2;
the packaging structure further comprises a packaging shell 4, a first pipe sleeve 41 is arranged in the packaging shell 4, a particle catalytic converter 1 and a particle trap 2 are arranged in the first pipe sleeve 41, a trap mounting ring table 44 is arranged in the first pipe sleeve 41, the particle trap 2 is in threaded connection with the trap mounting ring table 44, a mounting, clamping and fixing mechanism 45 is arranged on the far particle catalytic converter 1 side of the particle trap 2, and a trap mounting and dismounting opening 46 is formed in the side portion of the packaging shell 4.
The catcher mounting ring table 44 is arranged in the first pipe sleeve 41 near a catcher mounting and dismounting opening 46, the particle catcher 2 is provided with an external thread 21 near a mounting and dismounting clamp fixing mechanism 45, and the particle catcher 2 is in threaded fit with an internal thread 48 on the catcher mounting ring table 44 through the external thread 21.
The trap mounting ring 44 is arranged in the middle of the first pipe sleeve 41, the end of the particle trap 2 close to the particle catalytic converter 1 is provided with an external thread 21, and the particle trap 2 is in threaded fit with an internal thread 48 on the trap mounting ring 44 through the external thread 21.
One side of the trap mounting land 44 is provided with an internal thread 48, and the other side of the trap mounting land 44 is provided with a transition surface 49, the diameter of the transition surface 49 gradually decreasing from the particulate catalytic converter 1 side to the particulate trap 2 side.
The packaging shell 4 is further provided with a second pipe sleeve 42 and a first cavity 43, the first pipe sleeve 41 is communicated with the second pipe sleeve 42 through the first cavity 43, and the air outlet end of the particle catcher 2 is communicated with the mixer 3 arranged in the second pipe sleeve 42 through the first cavity 43.
The trap disassembly and assembly port 46 is arranged on the cavity wall of the first cavity 43, the trap disassembly and assembly port 46 is arranged corresponding to the first pipe sleeve 41, the diameter of the trap disassembly and assembly port 46 is larger than the inner diameter of the first pipe sleeve 41, a sealing cover 47 is arranged on the trap disassembly and assembly port 46, and the sealing cover 47 is in sealing fit with the trap disassembly and assembly port 46.
The dismounting and mounting clamp fixing mechanism 45 is provided with a plurality of dismounting and mounting fixing holes 51, the dismounting and mounting fixing holes 51 are tightly matched with the dismounting and mounting clamp 5 in a clamping manner, and the dismounting and mounting clamp 5 is rotationally matched with the particle trap 2 through the dismounting and mounting clamp fixing mechanism 45.
The principle of the invention is illustrated as follows:
the particle catalytic converter 1 is mainly used for carrying out oxidation reaction on diesel oil sprayed from the air inlet to release heat through a catalyst, and generating high-temperature gas to burn carbon powder in the particle catcher 2, so that the carbon powder is not required to be removed due to the high-temperature phenomenon, and the carbon powder can be fixedly connected in a pipeline of the particle catcher 2 through modes such as a hot sleeve and the like. DPF arranges in particulate catalytic converter 1 rear, and the main effect is for collecting the dust (carbon dust and ash content) to receive the glowing gas who comes from particulate catalytic converter 1 according to certain law, reach the effect of purifying the carbon dust. Because of the development requirements and the need to periodically clean ash at a later time, particulate trap 2 needs to be periodically dismantled.
Example 1:
referring to fig. 1 to 3, a post-processing package structure includes: the device comprises a particle catalytic converter 1 and a particle trap 2, wherein the gas outlet end of the particle catalytic converter 1 is communicated with the gas inlet end of the particle trap 2; the packaging structure further comprises a packaging shell 4, wherein a first pipe sleeve 41 is arranged in the packaging shell 4, a particle catalytic converter 1 and a particle trap 2 are arranged in the first pipe sleeve 41, a trap mounting ring table 44 is arranged in the first pipe sleeve 41, the particle trap 2 is in threaded connection with the trap mounting ring table 44, a mounting, dismounting and clamping and fixing mechanism 45 is arranged on the particle trap 2 far away from the particle catalytic converter 1, and a trap dismounting and mounting port 46 is arranged on the side part of the packaging shell 4; a second pipe sleeve 42 and a first cavity 43 are further arranged in the packaging shell 4, the first pipe sleeve 41 is communicated with the second pipe sleeve 42 through the first cavity 43, and the air outlet end of the particle catcher 2 is communicated with a mixer 3 arranged in the second pipe sleeve 42 through the first cavity 43; the catcher dismounting port 46 is arranged on the cavity wall of the first cavity 43, the catcher dismounting port 46 is arranged corresponding to the first pipe sleeve 41, the diameter of the catcher dismounting port 46 is larger than the inner diameter of the first pipe sleeve 41, a sealing cover 47 is arranged on the catcher dismounting port 46, and the sealing cover 47 is in sealing fit with the catcher dismounting port 46; the dismounting and mounting clamp fixing mechanism 45 is provided with a plurality of dismounting and mounting fixing holes 51, the dismounting and mounting fixing holes 51 are tightly matched with the dismounting and mounting clamp 5 in a clamping manner, and the dismounting and mounting clamp 5 is rotationally matched with the particle trap 2 through the dismounting and mounting clamp fixing mechanism 45.
Example 2:
example 2 is substantially the same as example 1 except that:
the trap mounting ring table 44 is arranged in the middle of the first pipe sleeve 41, the particle trap 2 is provided with an external thread 21 near the end of the particle catalytic converter 1, and the particle trap 2 is in threaded fit with an internal thread 48 on the trap mounting ring table 44 through the external thread 21; one side of the trap mounting land 44 is provided with an internal thread 48, and the other side of the trap mounting land 44 is provided with a transition surface 49, the diameter of the transition surface 49 gradually decreasing from the particulate catalytic converter 1 side to the particulate trap 2 side.
Example 3:
example 3 is substantially the same as example 2 except that:
the catcher mounting ring table 44 is arranged in the first pipe sleeve 41 near a catcher mounting and dismounting opening 46, the particle catcher 2 is provided with an external thread 21 near a mounting and dismounting clamp fixing mechanism 45, and the particle catcher 2 is in threaded fit with an internal thread 48 on the catcher mounting ring table 44 through the external thread 21.
Claims (6)
1. A post-processing package structure, comprising: particle catalytic converter (1) and particle trap (2), particle catalytic converter (1) the end of giving vent to anger communicates with each other with the inlet end of particle trap (2), its characterized in that:
the packaging structure further comprises a packaging shell (4), wherein a first pipe sleeve (41) is arranged in the packaging shell (4), a particle catalytic converter (1) and a particle trap (2) are arranged in the first pipe sleeve (41), a trap mounting ring table (44) is arranged in the first pipe sleeve (41), the particle trap (2) is in threaded connection with the trap mounting ring table (44), a dismounting and clamping fixing mechanism (45) is arranged on the particle trap (2) far away from the particle catalytic converter (1), and a trap dismounting and mounting port (46) is arranged on the side portion of the packaging shell (4);
the disassembly and assembly clamp fixing mechanism (45) is provided with a plurality of disassembly and assembly fixing holes (51), the disassembly and assembly fixing holes (51) are in clamping fit with the disassembly and assembly clamp (5), and the disassembly and assembly clamp (5) is in rotating fit with the particle trap (2) through the disassembly and assembly clamp fixing mechanism (45).
2. The package structure of claim 1, wherein:
the trap mounting ring platform (44) is arranged on the side close to a trap mounting and dismounting opening (46) in the first pipe sleeve (41), an external thread (21) is arranged on the particle trap (2) close to a mounting and dismounting clamp fixing mechanism (45), and the particle trap (2) is in threaded fit with an internal thread (48) on the trap mounting ring platform (44) through the external thread (21).
3. The package structure of claim 1, wherein:
the trap mounting ring platform (44) is arranged in the middle of the first pipe sleeve (41), an external thread (21) is arranged at the end, close to the particle catalytic converter (1), of the particle trap (2), and the particle trap (2) is in threaded fit with an internal thread (48) on the trap mounting ring platform (44) through the external thread (21).
4. The package structure of claim 3, wherein:
one side of the trap mounting ring platform (44) is provided with internal threads (48), the other side of the trap mounting ring platform (44) is provided with a transition surface (49), and the diameter of the transition surface (49) is gradually reduced from the side of the particle catalytic converter (1) to the side of the particle trap (2).
5. A post-processing package structure according to claim 1, 2 or 3, wherein:
the packaging shell (4) is also internally provided with a second pipe sleeve (42) and a first cavity (43), the first pipe sleeve (41) is communicated with the second pipe sleeve (42) through the first cavity (43), and the air outlet end of the particle catcher (2) is communicated with a mixer (3) arranged in the second pipe sleeve (42) through the first cavity (43).
6. The package structure of claim 5, wherein:
the trap dismouting mouth (46) set up on the chamber wall of first cavity (43), trap dismouting mouth (46) and first pipe box (41) correspond the setting, the diameter of trap dismouting mouth (46) is greater than the internal diameter of first pipe box (41), be provided with sealed lid (47) on trap dismouting mouth (46), sealed lid (47) and trap dismouting mouth (46) sealed cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276988.2A CN108412583B (en) | 2018-03-30 | 2018-03-30 | Post-processing packaging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276988.2A CN108412583B (en) | 2018-03-30 | 2018-03-30 | Post-processing packaging structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108412583A CN108412583A (en) | 2018-08-17 |
| CN108412583B true CN108412583B (en) | 2020-10-30 |
Family
ID=63132726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810276988.2A Active CN108412583B (en) | 2018-03-30 | 2018-03-30 | Post-processing packaging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108412583B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005155404A (en) * | 2003-11-25 | 2005-06-16 | Komatsu Ltd | Exhaust emission control device for internal combustion engine |
| DE102013219640A1 (en) * | 2013-09-27 | 2015-04-02 | Eberspächer Exhaust Technology GmbH & Co. KG | Exhaust gas treatment device |
| WO2015075793A1 (en) * | 2013-11-20 | 2015-05-28 | ボルボ ラストバグナー アクチエボラグ | Exhaust purification device and regeneration method therefor |
| CN203717081U (en) * | 2014-02-28 | 2014-07-16 | 安徽江淮汽车股份有限公司 | After-treatment system of diesel engine |
| CN204591408U (en) * | 2015-04-15 | 2015-08-26 | 泰州市蓝天柴油机尾气净化科技有限公司 | A kind of explosion-proof type diesel exhaust purification plant of improvement |
| CN206016944U (en) * | 2016-08-29 | 2017-03-15 | 无锡威孚力达催化净化器有限责任公司 | A kind of diesel vehicle post processing diesel particulate filter drawing structure |
| CN206280126U (en) * | 2016-12-22 | 2017-06-27 | 张化绪 | A kind of diesel engine exhaust gas treatment device |
| CN208294611U (en) * | 2018-03-30 | 2018-12-28 | 东风商用车有限公司 | A kind of post-processing encapsulating structure |
-
2018
- 2018-03-30 CN CN201810276988.2A patent/CN108412583B/en active Active
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| CN108412583A (en) | 2018-08-17 |
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