CN110217500B - Centralized discharging device, gas phase pipeline arrangement structure and tank container - Google Patents
Centralized discharging device, gas phase pipeline arrangement structure and tank container Download PDFInfo
- Publication number
- CN110217500B CN110217500B CN201910649492.XA CN201910649492A CN110217500B CN 110217500 B CN110217500 B CN 110217500B CN 201910649492 A CN201910649492 A CN 201910649492A CN 110217500 B CN110217500 B CN 110217500B
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- pipeline
- gas
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- piping
- phase
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- 238000007599 discharging Methods 0.000 title claims abstract description 21
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012141 concentrate Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 30
- 238000003860 storage Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/02—Large containers rigid
- B65D88/12—Large containers rigid specially adapted for transport
- B65D88/128—Large containers rigid specially adapted for transport tank containers, i.e. containers provided with supporting devices for handling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/24—Spillage-retaining means, e.g. recovery ponds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/32—Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure
- B65D90/36—Weakened parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention belongs to the technical field of tank transportation, and particularly relates to a centralized discharging device, a gas phase pipeline arrangement structure and a tank container. Wherein concentrate discharging device includes two first pipelines, two second pipelines and a third pipeline, wherein: the two first pipelines are oppositely arranged, the central shafts of the two first pipelines are positioned on a first straight line, and at least one first input port is arranged on each of the two first pipelines; the center shaft of the third pipeline is positioned on the second straight line, the second straight line and the first straight line are positioned on the same plane, an output port is arranged on the third pipeline, and two ends of the third pipeline are respectively communicated with one ends of the two first pipelines, which are opposite. The invention adopts a centralized discharging device to connect each system safety valve with the diffusing pipe, thereby simplifying the connection assembly of the gas phase pipeline arrangement structure, further achieving the purposes of reducing the pipeline assembly difficulty and improving the assembly efficiency.
Description
Technical Field
The invention belongs to the technical field of tank transportation, and particularly relates to a centralized discharging device, a gas phase pipeline arrangement structure and a tank container.
Background
Tank containers (simply referred to as "tank boxes") can be used to load chemical materials, food, and other media. A gas-phase pipeline arrangement structure is generally arranged on the tank container so as to ensure the safety of the tank container during transportation and storage.
Fig. 1 is a schematic diagram of a gas-phase pipeline arrangement structure in the prior art, and referring to fig. 1, the gas-phase pipeline arrangement structure in the prior art includes a plurality of system safety valves 1, an elbow pipe 2 is correspondingly connected to an outlet of each system safety valve 1, and an outlet of each system safety valve 1 is communicated with a diffusing pipe 3 through the corresponding elbow pipe 2. After the tank container is filled with the medium, when accidents occur in the transportation process or the storage process, the system safety valve is opened, and the leaked medium is discharged into the diffusing pipe through the bent pipe, so that the safety of the tank container during transportation and storage is ensured.
In carrying out the present invention, applicants have found that there are at least the following problems in the prior art:
in the prior art, because the outlet of every system relief valve all communicates with the pipe 3 that diffuses through the return bend 2 that corresponds, and return bend 2 and system relief valve 1 and the intercommunication of pipe 3 that diffuses borrow tee bend or return bend more, and mostly weld connection, this just causes the structure complicacy, and connects the welding seam many, and then leads to welding deformation big, and in addition the space restriction, and then cause the pipeline assembly degree of difficulty big, assembly efficiency is low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a centralized discharging device, a gas phase pipeline arrangement structure and a tank container, so as to reduce the pipeline assembly difficulty and improve the assembly efficiency.
The invention realizes the above purpose through the following technical scheme:
first, the present invention provides a centralized discharge apparatus comprising two first pipelines, two second pipelines, and a third pipeline, wherein:
the two first pipelines are oppositely arranged, the central axes of the two first pipelines are positioned on a first straight line, and at least one first input port is arranged on each of the two first pipelines;
the central shaft of the third pipeline is located on a second straight line, the second straight line and the first straight line are located on the same plane, an output port is formed in the third pipeline, and two ends of the third pipeline are respectively communicated with two opposite ends of the first pipeline through the second pipeline.
Further, the second straight line and the first straight line are arranged in parallel.
Further, one end of one of the two first pipelines, which is away from the other first pipeline, is provided with a second input port, and the second input port is used for being connected with a pipeline safety valve discharge pipeline.
Again, the present invention provides a gas phase piping arrangement comprising a gas phase piping, a system safety valve, the above mentioned centralized discharge device and a blow-off piping, wherein:
one end of the gas phase pipeline is used for being connected with the tank body;
the inlets of the system safety valves are communicated with the other end of the gas phase pipeline;
the first input port of the centralized discharge device is in one-to-one correspondence with the system safety valves, the outlets of the system safety valves are communicated with the corresponding first input ports, and the output ports of the centralized discharge device are communicated with the diffusing pipelines.
Further, the other end of the gas-phase pipeline is parallel to the first pipeline, a plurality of system safety valves are arranged in parallel, and a plurality of system safety valves are arranged between the other end of the gas-phase pipeline and the first pipeline.
Further, the arrangement structure further comprises a fourth pipeline, the fourth pipeline is arranged between the other end of the gas-phase pipeline and the first pipeline in parallel, a plurality of system safety valves are installed on the fourth pipeline, and the fourth pipeline is communicated with the other end of the gas-phase pipeline through a switching valve.
Further, one end of the gas phase pipeline is connected with the bleeding pipeline through a fifth pipeline, and a vent valve is arranged on the fifth pipeline.
Further, a water drain valve is further arranged on the diffusing pipeline.
Finally, the invention also provides a tank container which comprises a tank body and the gas phase pipeline arrangement structure, wherein one end of the gas phase pipeline is connected with the peripheral surface of the tank body.
Further, the tank container further comprises a loading and unloading pipeline, a pressurizing pipeline, an overflow pipeline and a differential pressure pipeline, wherein the loading and unloading pipeline, the gas phase pipeline, the pressurizing pipeline, the overflow pipeline and the differential pressure pipeline are connected to the peripheral surface of the tank body through pipeline base plates, and the loading and unloading pipeline, the gas phase pipeline, the pressurizing pipeline, the overflow pipeline and the differential pressure pipeline are sequentially arranged outside the peripheral surface of the tank body in a direction away from the tank body.
The beneficial effects of the invention are as follows:
in the gas-phase pipeline arrangement structure of the tank container, since one end of the gas-phase pipeline is used for being connected with the tank body, the inlets of the system safety valves are communicated with the other end of the gas-phase pipeline, the centralized discharging device is provided with a plurality of first input ports and one output port, the first input ports are arranged in one-to-one correspondence with the system safety valves, the outlets of the system safety valves are communicated with the corresponding first input ports, and the output ports are communicated with the discharging pipeline.
The invention adopts the centralized discharging device to connect the safety valves of each system with the diffusing pipe, thereby simplifying the connection assembly of the gas phase pipeline arrangement structure, further achieving the purposes of reducing the pipeline assembly difficulty and improving the assembly efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a prior art gas phase piping arrangement;
FIG. 2 is a schematic view of a centralized discharging device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a gas phase piping arrangement with the centralized discharge apparatus shown in FIG. 2;
FIG. 4 is a schematic rear view of FIG. 3;
fig. 5 is a schematic view showing the overall structure of a tank container according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
First, the present invention provides a centralized discharging apparatus.
Fig. 2 is a schematic structural diagram of a centralized discharging device according to an embodiment of the present invention, and in combination with fig. 2, the device includes two first pipelines 4, two second pipelines 5, and a third pipeline 6.
Referring to fig. 2, two first pipelines 4 of the embodiment of the present invention are disposed opposite to each other, and central axes of the two first pipelines 4 are located on a first line, and at least one first input port 7 is disposed on each of the two first pipelines.
Referring to fig. 2, a central axis of a third pipeline 6 of the embodiment of the present invention is located on a second straight line, the second straight line and the first straight line are located on the same plane, an output port 8 is disposed on the third pipeline 6, and two ends of the third pipeline 6 are respectively communicated with opposite ends of two first pipelines 4 through two second pipelines 5.
In the embodiment of the present invention, the centralized discharging device may be integrally formed, or the first pipeline 4, the second pipeline 5 and the third pipeline 6 may be manufactured separately and then processed into an integral by welding during manufacturing, but the embodiment of the present invention is not limited thereto, but the centralized discharging device needs to be integrally formed during assembling on the tank body, and does not need to be additionally processed during use.
In the embodiment of the present invention, the second straight line and the first straight line may be disposed in parallel, so that the overall occupied space of the device may be reduced, the second pipeline 5 may be vertically connected to the end of the third pipeline 6 and the end of the first pipeline 4, and since the central axes of the third pipeline 6 and the two first pipelines 4 are respectively located on different straight lines, the first input port 7 and the output port 8 may be staggered, so as to provide space for connecting the first input port 7 and the output port 8 with other components.
Further, in the embodiment of the present invention, the output port 8 may be disposed in the middle of the side of the third pipeline 6 facing away from the first pipeline 4, so as to be further staggered from the first input port 7, so as to reasonably utilize space.
In connection with fig. 2, in the embodiment of the invention, one end of one of the two first pipelines 4 facing away from the other first pipeline 4 is provided with a second inlet 9, which second inlet 9 is intended to be connected to a pipeline safety valve discharge pipeline, while the remaining ends of the two first pipelines 4 and the end of the third pipeline 6 can be arranged in a sealing manner.
The embodiment of the invention further provides a gas-phase pipeline arrangement structure which comprises the centralized discharging device, so that the problems of high gas-phase pipeline assembly difficulty and low assembly efficiency in the prior art are solved.
Fig. 3 is a schematic view of a gas phase piping arrangement structure having the centralized discharging apparatus shown in fig. 2, and, in conjunction with fig. 3, the arrangement structure includes a gas phase piping 10, a system relief valve 11, the above-mentioned centralized discharging apparatus, and a bleeding piping 12.
Referring to fig. 3, one end of a gas phase pipeline 10 of the embodiment of the present invention is used for connecting with a tank, inlets of a plurality of system safety valves 11 are all communicated with the other end of the gas phase pipeline 10, first input ports 7 of a centralized discharge device are arranged in one-to-one correspondence with the system safety valves 11, outlets of the system safety valves 11 are communicated with corresponding first input ports 7, and output ports 8 of the centralized discharge device are communicated with a bleeding pipeline 12.
Further, in the embodiment of the present invention, referring to fig. 3, the other end of the gas phase pipeline 10 is parallel to the first pipeline 4, and a plurality of system safety valves 11 are arranged in parallel, and a plurality of system safety valves 11 are arranged between the other end of the gas phase pipeline 10 and the first pipeline 4, so that the gas phase pipeline arrangement structure can be tidied and a narrow installation space can be effectively utilized.
Still further, in connection with fig. 3, in the embodiment of the present invention, the arrangement structure further includes a fourth pipeline 13, the fourth pipeline 13 is disposed in parallel between the other end of the gas phase pipeline 10 and the first pipeline 4, a plurality of system safety valves 11 are installed on the fourth pipeline 4, and the fourth pipeline 4 is communicated with the other end of the gas phase pipeline 10 through a switching valve 14, so as to realize the communication between the system safety valves 11 and the other end of the gas phase pipeline 10.
In addition, fig. 4 is a schematic rear view of fig. 3, and in combination with fig. 4, in the embodiment of the present invention, one end of the gas phase pipeline 10 is further connected to the blow-off pipeline 12 through a fifth pipeline 15, and a blow-off valve 16 is disposed on the fifth pipeline 15, where the blow-off valve 16 is manually controlled, and when the pressure in the tank body of the tank container needs to be manually operated to be discharged, the blow-off valve 16 is manually opened, so that the medium in the tank body directly discharges the blow-off pipeline 12 through the gas phase pipeline 10 and the fifth pipeline 15.
In addition, referring to fig. 3 and 4, in the embodiment of the present invention, a drain valve 17 is further disposed on the drain pipe 12, and functions to drain condensed water generated in the drain pipe 12 due to the discharge of the cold medium.
The connection between the pipes and the valves in the gas-phase pipe arrangement structure are usually performed by butt welding.
In the embodiment of the present invention, 4 system safety valves 11 are provided, and each first pipeline 4 is provided with two first input ports 7 to connect with the corresponding system safety valve 11.
Finally, an embodiment of the invention provides a tank container, which comprises a tank body and the gas phase pipeline arrangement structure.
In connection with fig. 3, one end of the gas-phase line 10 of the gas-phase line arrangement is connected to the circumferential surface of the tank, while the second inlet 9 is connected to the line safety valve discharge line 18, on which line safety valve discharge line 18 a line safety valve is also provided.
The tank container provided with the gas-phase pipeline arrangement structure has the following two working conditions in the transportation process or the storage process after being filled with media: 1. when the pressure of the tank body of the tank container rises and reaches the tripping pressure of the system safety valve, the system safety valve trips, and the discharged medium is discharged into the centralized discharge device through the system safety valve; 2. when the pressure in the line relief valve discharge line rises to the line relief valve take-off pressure, the line relief valve takes off and the discharged medium is discharged through the line relief valve discharge line 18 into the centralized discharge device. Finally, the medium in the centralized discharge device is discharged into the discharge pipe through the output port of the centralized discharge device, so that the safety of the tank container during transportation and storage is ensured.
According to the embodiment of the invention, as the centralized discharging device is adopted to connect the safety valves of each system with the diffusing pipe, the connection assembly of the gas-phase pipeline arrangement structure can be simplified, and the purposes of reducing the pipeline assembly difficulty and improving the assembly efficiency are achieved.
Fig. 5 is a schematic view of the overall structure of a tank container according to an embodiment of the present invention, and referring to fig. 5, the tank container further includes a loading and unloading pipeline 19, a pressurizing pipeline 20, an overflow pipeline 21, and a differential pressure pipeline 22, wherein the same ends of the loading and unloading pipeline 19, the gas phase pipeline 10, the pressurizing pipeline 20, the overflow pipeline 21, and the differential pressure pipeline 22 are all connected to the circumferential surface of the tank body through a pipeline pad 23, and the loading and unloading pipeline 19, the gas phase pipeline 10, the pressurizing pipeline 20, the overflow pipeline 21, and the differential pressure pipeline 22 are disposed outside the circumferential surface of the tank body in a direction sequentially away from the tank body.
The arrangement sequence has the following advantages:
1. when the 5 pipelines are installed, no fork penetrates through the 5 pipelines, the pipelines are sequentially installed from inside to outside, the level is clear, the installation efficiency is high, and the later maintenance and after-sales are convenient;
2. the installation space of the external pipeline system is saved to the greatest extent by sequentially installing the valve boxes from inside to outside, so that the valve boxes matched with the valve boxes are more compact in structure, and the structural design of the valve boxes can be miniaturized.
In the embodiment of the invention, the medium stored in the tank body can be a medium with pressure such as natural gas, and after each pipeline is installed in place, the corresponding installation seat is used for supporting so as to ensure the stability of the pipeline.
The following examples are given for the purpose of illustration of the present invention and are not to be construed as limiting the invention in any way, but are intended to be within the scope of the invention as defined by the appended claims.
Claims (7)
1. A gas phase pipeline arrangement structure, characterized in that the arrangement structure comprises a gas phase pipeline, a system safety valve, a centralized discharging device and a diffusing pipeline, wherein: the centralized discharging device comprises two first pipelines, two second pipelines and a third pipeline, wherein the two first pipelines are oppositely arranged, the central shafts of the two first pipelines are positioned on a first straight line, and at least one first input port is arranged on each of the two first pipelines; the central shaft of the third pipeline is positioned on a second straight line, the second straight line and the first straight line are positioned on the same plane, an output port is arranged on the third pipeline, and two ends of the third pipeline are respectively communicated with one ends of the two first pipelines opposite to each other through the second pipeline; the second straight line is parallel to the first straight line, one end of one of the two first pipelines, which is away from the other first pipeline, is provided with a second input port, and the second input port is used for being connected with a pipeline safety valve discharge pipeline;
one end of the gas phase pipeline is used for being connected with the tank body;
the inlets of the system safety valves are communicated with the other end of the gas phase pipeline;
the first input port of the centralized discharge device is in one-to-one correspondence with the system safety valves, the outlets of the system safety valves are communicated with the corresponding first input ports, and the output ports of the centralized discharge device are communicated with the diffusing pipelines.
2. The gas-phase piping arrangement according to claim 1, wherein the other end of the gas-phase piping is disposed in parallel with the first piping, a plurality of the system relief valves are disposed in parallel, and a plurality of the system relief valves are disposed between the other end of the gas-phase piping and the first piping.
3. The gas-phase piping arrangement according to claim 2, further comprising a fourth piping, said fourth piping being disposed in parallel between the other end of the gas-phase piping and said first piping, a plurality of said system relief valves being installed on said fourth piping, said fourth piping being communicated with the other end of said gas-phase piping through a switching valve.
4. The gas-phase pipeline arrangement structure according to claim 1, wherein one end of the gas-phase pipeline is connected with the bleeding pipeline through a fifth pipeline, and a vent valve is arranged on the fifth pipeline.
5. The gas phase pipeline arrangement structure according to claim 1, wherein the bleeding pipeline is further provided with a water drain valve.
6. A tank container comprising a tank and the gas phase piping arrangement structure according to any one of claims 1 to 5, wherein one end of the gas phase piping is connected to the peripheral surface of the tank.
7. The tank container according to claim 6, further comprising a loading and unloading pipeline, a pressurizing pipeline, an overflow pipeline and a differential pressure pipeline, wherein the same ends of the loading and unloading pipeline, the gas-phase pipeline, the pressurizing pipeline, the overflow pipeline and the differential pressure pipeline are all connected to the circumferential surface of the tank body through pipeline backing plates, and the loading and unloading pipeline, the gas-phase pipeline, the pressurizing pipeline, the overflow pipeline and the differential pressure pipeline are arranged outside the circumferential surface of the tank body in a direction away from the tank body in sequence.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649492.XA CN110217500B (en) | 2019-07-18 | 2019-07-18 | Centralized discharging device, gas phase pipeline arrangement structure and tank container |
| PCT/CN2020/102707 WO2021008609A1 (en) | 2019-07-18 | 2020-07-17 | Concentrated discharging device, gas phase pipeline arrangement structure, and tank-type container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649492.XA CN110217500B (en) | 2019-07-18 | 2019-07-18 | Centralized discharging device, gas phase pipeline arrangement structure and tank container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110217500A CN110217500A (en) | 2019-09-10 |
| CN110217500B true CN110217500B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910649492.XA Active CN110217500B (en) | 2019-07-18 | 2019-07-18 | Centralized discharging device, gas phase pipeline arrangement structure and tank container |
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| CN (1) | CN110217500B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021008609A1 (en) * | 2019-07-18 | 2021-01-21 | 中车长江车辆有限公司 | Concentrated discharging device, gas phase pipeline arrangement structure, and tank-type container |
| CN112664738A (en) * | 2019-10-16 | 2021-04-16 | 青岛经济技术开发区海尔热水器有限公司 | Air inlet and exhaust device |
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| CN207814937U (en) * | 2017-12-29 | 2018-09-04 | 新兴能源装备股份有限公司 | A kind of gas station stationary gas bottle group pipeline structure |
| CN108973034A (en) * | 2018-09-01 | 2018-12-11 | 苏州百盛精密工业有限公司 | The cooling branching block of integrated form and its production technology |
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| CN110217500A (en) | 2019-09-10 |
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