WO2022041335A1 - Dispositif de piégeage de particules - Google Patents

Dispositif de piégeage de particules Download PDF

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Publication number
WO2022041335A1
WO2022041335A1 PCT/CN2020/115015 CN2020115015W WO2022041335A1 WO 2022041335 A1 WO2022041335 A1 WO 2022041335A1 CN 2020115015 W CN2020115015 W CN 2020115015W WO 2022041335 A1 WO2022041335 A1 WO 2022041335A1
Authority
WO
WIPO (PCT)
Prior art keywords
flange
unit
particle
trapping device
positioning portion
Prior art date
Application number
PCT/CN2020/115015
Other languages
English (en)
Chinese (zh)
Inventor
宗宪海
马凯
马毓杰
游建亮
黄超
Original Assignee
济南天业工程机械有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 济南天业工程机械有限公司 filed Critical 济南天业工程机械有限公司
Priority to JP2021525151A priority Critical patent/JP7431230B2/ja
Publication of WO2022041335A1 publication Critical patent/WO2022041335A1/fr

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Classifications

    • 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
    • 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
    • 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
    • F01N3/023—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 using means for regenerating the filters, e.g. by burning trapped particles

Definitions

  • the utility model relates to the technical field of purification and filtration, in particular to a particle trapping device.
  • the core element of a particle capture device is a filter carrier, such as a DPF unit.
  • a filter carrier such as a DPF unit.
  • the existing capture carrier When the existing capture carrier is connected and installed, it needs to be manually pre-positioned and maintained at the installation position, which is cumbersome and low in installation efficiency; and the manual positioning method is likely to cause installation errors in a narrow installation space, affecting the performance of the particle capture device. Normal use.
  • the purpose of the present invention is to provide a particle trapping device to solve the problem that the existing particle trapping device is easy to cause installation errors.
  • the present invention provides a particle trapping device, which includes a trapping unit and an exhaust unit connected to the trapping unit.
  • One of the trapping unit and the exhaust unit is provided with a first flange, and the other is provided with a first flange.
  • a second flange is provided, and the edge of the first flange is fixedly connected to support the positioning portion of the second flange, and the positioning portion extends along the circumferential direction of the second flange to engage the second flange with the first flange.
  • the trapping unit and the exhaust unit are combined by the first flange and the second flange, so as to ensure the tightness after the docking.
  • the positioning portion By forming the positioning portion on the first flange, during the process of installation and docking, the positioning portion forms a pre-fix for the second flange, thereby facilitating the locking of the two, thus reducing the manpower and time caused by the positioning process. Waste, save the alignment time, high installation efficiency, and realize single-person operation; the positioning part limits the second flange, which improves the alignment accuracy and reduces the installation error.
  • the assembly can be completed by a single person, which is suitable for the narrow installation space of the particle capture device, which is easier to install and saves assembly time.
  • the positioning part extends along the circumferential direction of the second flange, and limits the position of the second flange to ensure the joint degree of the first flange and the second flange and the flatness of the extension. More labor-saving, more reliable fixation, effectively avoid loosening and wear of the capture unit and exhaust unit in the later use process, and prolong the service life of the particle capture device.
  • the positioning portion is integrally connected with a clamping assembly.
  • the positioning part and the clamping assembly are integrally connected, so there is no need to place the clamping assembly separately during the assembly process, which simplifies the installation steps and saves installation time; in addition, the positioning part and the clamping assembly are mutually limited and fixed, effectively Avoid loosening and enhance the reliability of the connection.
  • the hoop assembly includes a first hoop, a second hoop and a locking member, the first hoop and the second hoop are hinged at both ends of the positioning portion, respectively, and are locked. The first clamp and the second clamp are locked tightly.
  • the first hoop and the second hoop are hinged at both ends of the positioning part, the connection of the first hoop and the second hoop is flexible, the opening angle is flexible and controllable, the operation is simpler, and the installation efficiency is improved;
  • the first hoop and the second hoop are locked tightly, so that the trapping unit and the exhaust unit are connected reliably, the overall structure is strengthened, and the connection stability is improved.
  • the locking member is a buckle assembly, and the buckle assembly has a manual operating portion.
  • the buckle assembly is adopted, which has a simple structure and flexible use. Due to the limited installation space of the particle trap, the manual operation can be used to complete the locking by setting the manual operation part, which solves the problem of using the operating tool when the installation space is limited. Inconvenient operation and long time-consuming locking, manual operation is more flexible, and can be locked in place in one step, with high disassembly and assembly efficiency, suitable for high-intensity and high-load queuing operation environment, and has a wide range of applications.
  • the locking member is an adjusting bolt.
  • the connection between the first flange and the second flange will be loose.
  • the tightness can be adjusted flexibly and the overall structure can be improved. stability.
  • the trapping unit is provided with a second flange, and the exhaust unit is provided with a first flange.
  • the exhaust unit does not need to be replaced, only the capture unit needs to be replaced. Therefore, the first flange is arranged on the exhaust unit that does not need to be disassembled, and the second flange is arranged on the capture unit that needs to be disassembled.
  • the first flange is arranged on the exhaust unit that does not need to be disassembled
  • the second flange is arranged on the capture unit that needs to be disassembled.
  • the trapping unit is provided with a handle.
  • the capture unit is easy to take, and workers do not need to hold the capture unit with both hands, and can pick and place the capture unit with one hand, which can be adapted to the working condition of narrow installation space, and the operation is easier.
  • the handle and the positioning portion are located on opposite sides of the trapping unit.
  • the positioning part is often used to receive the second flange and is located at the lower part.
  • the handle When the handle is placed opposite the capture unit, the handle is located at the upper part. During the process of taking the capture unit, it can avoid interference of some components of the engine, and the operation is labor-saving. Enables quick pick and place, saving installation time.
  • the positioning portion is a positioning groove.
  • the side wall of the positioning groove plays a guiding role in the installation of the second flange, which facilitates the smooth insertion of the second flange into the positioning groove, and facilitates the rapid joining of the first flange and the second flange.
  • the flange is inclined to realize the precise butt joint of the first flange and the second flange.
  • the capture unit comprises a DOC unit and/or a DPF unit.
  • Both the DOC unit (diesel oxidation catalyst) and the DPF unit (diesel particulate filter) can filter the particulate matter in the exhaust gas and reduce the emission of pollutants in the exhaust gas.
  • FIG. 1 is a schematic diagram of an explosion structure of a particle trapping device in an embodiment.
  • FIG. 2 is a schematic three-dimensional structure diagram of a particle trapping device in an embodiment.
  • FIG. 3 is a schematic structural diagram of the clamping assembly in a closed state in an embodiment.
  • FIG. 4 is a schematic structural diagram of the clamping assembly in an open state in an embodiment.
  • the particle capture device includes a capture unit 10 and an exhaust unit 20 connected to the capture unit 10 , and one of the capture unit 10 and the exhaust unit 20 is provided with a first One flange 30 and the other are provided with a second flange 40 .
  • the edge of the first flange 30 is fixedly connected with the positioning portion 31 for supporting the second flange 40 , and the positioning portion 31 is along the circumferential direction of the second flange 40 . Extends to engage the second flange 40 with the first flange 30 .
  • the present invention does not limit the installation positions of the first flange 30 and the second flange 40.
  • the first flange 30 is arranged on the capture unit 10
  • the second flange 40 is arranged on
  • the exhaust unit 20 can be disassembled first, and then the trap unit 10 can be disassembled when replacing the trap unit 10 .
  • first flange 30 and the second flange 40 can be exchanged.
  • first flange is arranged on the exhaust unit
  • second flange is arranged on the trap unit.
  • the exhaust unit does not need to be replaced, only the capture unit needs to be replaced. Therefore, the first flange is arranged on the exhaust unit that does not need to be disassembled, and the second flange is arranged on the capture unit that needs to be disassembled.
  • the first flange is arranged on the exhaust unit that does not need to be disassembled
  • the second flange is arranged on the capture unit that needs to be disassembled.
  • the way of fixing the first flange 30 and the positioning portion 31 includes, but is not limited to, connecting through a connecting piece, welding, or integrally forming the two.
  • the trapping unit 10 and the exhaust unit 20 are combined by the first flange 30 and the second flange 40 to ensure the tightness of the docking.
  • the positioning portion 31 is pre-fixed to the second flange 40 during the installation and butt joint process, so as to facilitate the locking of the two, thus reducing the manpower caused by the alignment And the waste of time, the single-person operation is realized, the alignment time is saved, and the installation efficiency is high. At the same time, the accuracy of alignment is improved.
  • the assembly can be completed by a single person, which is suitable for the narrow installation space of the particle capture device, which is easier to install and saves assembly time.
  • the positioning portion 31 extends along the circumferential direction of the second flange 40 to limit the position of the second flange 40 to ensure the degree of engagement between the first flange 30 and the second flange 40 and the flatness of the extension. During the fixing process, it is more labor-saving and more reliable to fix, which effectively avoids loosening and wear of the capture unit 10 and the exhaust unit 20 in the later use process, and prolongs the service life of the particle capture device.
  • the positioning portion 31 is integrally connected with a tightening component 50 .
  • the positioning portion 31 is integrally connected with the tightening assembly, and there is no need to place the tightening assembly 50 separately during the assembly process, which simplifies the installation steps and saves installation time; in addition, the positioning portion 31 and the tightening assembly are mutually limited and Fixed, effectively avoid loosening, and strengthen the reliability of the connection.
  • the clamping assembly 50 includes a first clamping hoop 51 , a second clamping hoop 52 and a locking member 53 .
  • the first clamping hoop 51 and the second clamping hoop 51 The hoop 52 is hinged at both ends of the positioning portion 31 respectively, which means that at the two ends in the extending direction, the first hoop 51 and the second hoop 52 are locked by the locking member.
  • the first hoop 51 and the second hoop 52 are hinged at both ends of the positioning portion 31 respectively, so that the connection between the first hoop 51 and the second hoop 52 is flexible.
  • Figure 4 shows the hoop assembly 50 in the open state.
  • the schematic structural diagram below as shown in the figure, the opening angles of the first hoop 51 and the second hoop 52 are flexible and controllable, the operation is simpler, and the installation efficiency is improved; , the first flange 30 is smoothly docked with the second flange 40, and the installation is in place. Then, the first hoop 51 and the second hoop 52 are locked by the locking member 53, as shown in FIG.
  • the unit 10 and the exhaust unit 20 are connected reliably, the overall structure is strengthened, and the stability of the connection is improved.
  • the curvature and length of the first hoop 51 and the second hoop 52 are the same.
  • the curvature and length of the first hoop 51 and the second hoop 52 are the same, that is, they can be arranged symmetrically, so that the locking position is in a position opposite to the positioning portion 31.
  • the present utility model does not limit the specific structure of the locking piece, for example:
  • the locking member is a buckle assembly
  • the buckle assembly has a manual operation portion
  • the buckle assembly is adopted, which has a simple structure and flexible use. Due to the limited installation space of the particle trap, the manual operation can be used to complete the locking by setting the manual operation part, which solves the problem of using the operating tool when the installation space is limited. Inconvenient operation and long time-consuming locking, manual operation is more flexible, and can be locked in place in one step, with high disassembly and assembly efficiency, suitable for high-intensity and high-load queuing operation environment, and has a wide range of applications.
  • the locking member is an adjusting bolt.
  • the collection unit 10 is provided with a handle 11 .
  • the capturing unit 10 is easy to take, and the worker does not need to hold the capturing unit 10 with both hands, but can pick and place the capturing unit 10 with one hand, which can adapt to the working condition of narrow installation space, and the operation is easier.
  • the handle and the positioning portion 31 are located on opposite sides of the capture unit 10 .
  • the positioning part 31 is used to receive the second flange 40 and is located at the lower part.
  • the handle 11 is located at the upper part. In the process of taking the capture unit 10 , some components of the engine can be avoided. Forming interference, labor-saving operation, quick pick and place, saving installation time.
  • the positioning portion 31 is a positioning groove, and the longitudinal section of the positioning groove is V-shaped or U-shaped.
  • the longitudinal section of the positioning portion 31 is the section along the direction of the groove depth.
  • the side wall of the positioning portion 31 plays a guiding role in the installation of the second flange 40, which facilitates the smooth insertion of the second flange 40 into the positioning portion. 31, the quick engagement of the first flange 30 and the second flange 40 is facilitated.
  • the longitudinal section of the positioning portion 31 is U-shaped, and the side wall of the positioning portion 31 provides a pressing force to the second flange 40 to prevent the second flange 40 from tilting, and to achieve the accuracy of the first flange 30 and the second flange 40 docking.
  • the positioning portion 31 may be a positioning pallet in addition to the structure of the positioning groove; or, the positioning portion is formed by a plurality of positioning protrusions arranged at intervals along the circumferential direction of the second flange.
  • the present invention does not limit the structure of the capture unit 10, for example:
  • the capture unit 10 is a DOC unit.
  • the capture unit 10 is a DPF unit.
  • the capture unit 10 includes a DOC unit and a DPF unit, and the DOC unit and the DPF unit are butted together.
  • Both the DOC unit (diesel oxidation catalyst) and the DPF unit (diesel particulate filter) can filter the particulate matter in the exhaust gas and reduce the emission of pollutants in the exhaust gas.
  • the DOC unit is a cordierite ceramic carrier, which mainly removes HC, CO, and a small amount of PM.
  • the injected fuel is oxidized to increase the exhaust gas temperature.
  • the DPF unit is a cordierite ceramic or silicon carbide (SiC) ceramic carrier that captures particulate emissions and treats soot.
  • the combination of the two can improve the durability of the device and increase the treatment of exhaust gas.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

La présente invention concerne un dispositif de piégeage de particules, comprenant une unité de piégeage (10) et une unité d'échappement de gaz (20) en assemblage bout à bout avec l'unité de piégeage (10). L'une de l'unité de piégeage (10) et de l'unité d'échappement de gaz (20) est pourvue d'une première bride (30) ; l'autre de l'unité de piégeage et de l'unité d'échappement est pourvue d'une seconde bride (40) ; le bord de la première bride (30) est relié à demeure à une partie de positionnement (31) utilisée pour supporter la seconde bride (40) ; et la partie de positionnement (31) s'étend dans la direction circonférentielle de la seconde bride (40) de sorte à permettre à la seconde bride (40) d'être jointe à la première bride (30). Le dispositif de piégeage de particules préfixe la seconde bride (40) au moyen de la partie de positionnement (31), ce qui permet de verrouiller de manière commode la seconde bride et le dispositif de piégeage de particules, de réduire le gaspillage de main-d'œuvre et de temps provoqué par un processus d'alignement, d'économiser le temps d'alignement et d'obtenir une efficacité d'installation élevée et un fonctionnement à une seule personne ; de plus, en limitant la partie de positionnement (31), la précision d'alignement est améliorée et les erreurs d'installation sont réduites ; et la présente invention est appropriée pour l'espace d'installation étroit de dispositifs de piégeage de particules, est plus facile à installer, économise du temps d'assemblage et réalise une connexion fiable.
PCT/CN2020/115015 2020-08-28 2020-09-14 Dispositif de piégeage de particules WO2022041335A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021525151A JP7431230B2 (ja) 2020-08-28 2020-09-14 微粒子捕集装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202021849428.0 2020-08-28
CN202021849428.0U CN213144571U (zh) 2020-08-28 2020-08-28 颗粒捕集装置

Publications (1)

Publication Number Publication Date
WO2022041335A1 true WO2022041335A1 (fr) 2022-03-03

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PCT/CN2020/115015 WO2022041335A1 (fr) 2020-08-28 2020-09-14 Dispositif de piégeage de particules

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JP (1) JP7431230B2 (fr)
CN (1) CN213144571U (fr)
AU (1) AU2020104430A4 (fr)
WO (1) WO2022041335A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010043572A (ja) * 2008-08-11 2010-02-25 Hitachi Constr Mach Co Ltd 排気ガス浄化装置
CN102057141A (zh) * 2008-09-08 2011-05-11 日立建机株式会社 废气处理装置
CN105927319A (zh) * 2016-06-28 2016-09-07 广州市新力金属有限公司 一种用于内燃机的水洗再生尾气过滤系统
CN205895365U (zh) * 2016-08-15 2017-01-18 合肥宝发动力技术有限公司 一种双poc加单dpf过滤载体的柴油机尾气颗粒捕集器
CN206889060U (zh) * 2017-05-27 2018-01-16 东风商用车有限公司 一种快拆式柴油机颗粒捕集器
CN209925061U (zh) * 2018-12-21 2020-01-10 常州新吉大矿用设备制造有限公司 矿用防爆柴油机尾气颗粒物捕捉装置
CN111512029A (zh) * 2017-12-19 2020-08-07 株式会社丰田自动织机 废气净化装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS467438Y1 (fr) * 1967-09-02 1971-03-16
JPS52118419U (fr) * 1976-03-05 1977-09-08
JPS61160385U (fr) * 1985-03-27 1986-10-04
JP2001200716A (ja) * 2000-01-18 2001-07-27 Ibiden Co Ltd 排気ガス浄化装置、そこに用いられるフィルタの再生装置及びフィルタ再生方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010043572A (ja) * 2008-08-11 2010-02-25 Hitachi Constr Mach Co Ltd 排気ガス浄化装置
CN102057141A (zh) * 2008-09-08 2011-05-11 日立建机株式会社 废气处理装置
CN105927319A (zh) * 2016-06-28 2016-09-07 广州市新力金属有限公司 一种用于内燃机的水洗再生尾气过滤系统
CN205895365U (zh) * 2016-08-15 2017-01-18 合肥宝发动力技术有限公司 一种双poc加单dpf过滤载体的柴油机尾气颗粒捕集器
CN206889060U (zh) * 2017-05-27 2018-01-16 东风商用车有限公司 一种快拆式柴油机颗粒捕集器
CN111512029A (zh) * 2017-12-19 2020-08-07 株式会社丰田自动织机 废气净化装置
CN209925061U (zh) * 2018-12-21 2020-01-10 常州新吉大矿用设备制造有限公司 矿用防爆柴油机尾气颗粒物捕捉装置

Also Published As

Publication number Publication date
JP2022549535A (ja) 2022-11-28
AU2020104430A4 (en) 2021-07-01
JP7431230B2 (ja) 2024-02-14
CN213144571U (zh) 2021-05-07

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