CN109513400B - Small-amount quantitative uniform solid material feeding system - Google Patents
Small-amount quantitative uniform solid material feeding system Download PDFInfo
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- CN109513400B CN109513400B CN201811503343.4A CN201811503343A CN109513400B CN 109513400 B CN109513400 B CN 109513400B CN 201811503343 A CN201811503343 A CN 201811503343A CN 109513400 B CN109513400 B CN 109513400B
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- box body
- lower box
- storage box
- blade shaft
- box
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- 239000011343 solid material Substances 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000003860 storage Methods 0.000 claims abstract description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 22
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 239000002904 solvent Substances 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims description 10
- 230000007723 transport mechanism Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 22
- 230000008569 process Effects 0.000 abstract description 20
- 239000000428 dust Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 8
- 230000036541 health Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
Abstract
The invention discloses a small quantitative constant-speed solid material feeding system which comprises a vacuum glove box, a storage box, a vibration transmission mechanism, a quantitative constant-speed feeding mechanism, an internal solid transmission mechanism, a nitrogen balance protection device, an observation window and an online cleaning mechanism, wherein a plurality of pipeline interfaces are arranged above the storage box and are respectively connected with the glove box and the observation window, the storage box comprises an upper box body and a lower box body, the lower box body is conical, the upper box body is cylindrical, a cylindrical mounting bracket is welded on the side wall of the upper box body, and the cylindrical mounting bracket is parallel to the side wall of the lower box body and is used for mounting the internal solid transmission mechanism; the internal solid conveying mechanism comprises a blade shaft, a gear motor mounting frame and a driving motor I, wherein the blade shaft is in a spiral shape and is positioned at a feed opening of the storage box, and the bottom end of the blade shaft is close to the side wall of the lower box body. In the feeding process, the invention has no problems of dust drift and solvent volatilization, so that the feeding process is safe and controllable.
Description
Technical Field
The invention relates to the technical field of feeding systems, in particular to a small-amount quantitative uniform-speed solid material feeding system.
Background
At present, in the production process of pharmaceutical industry, aiming at the feeding operation of solid materials, most of reactions are carried out in a reaction kettle, the situation that the solid materials are required to be added into the reaction kettle in different production stages is often encountered, namely, a kettle cover is opened, the solid materials are added into the reaction kettle in batches in an opened state, the process needs to be carried out in a kettle opening operation, the liquid materials in the kettle volatilize organic gases, air pollution in a workshop is caused, a large amount of VOC is generated, the operation environment is bad, serious injury is caused to the personal health of staff, and the current occupational health requirements are not met.
In the chemical industry production, the solid charging system is used for solving the problem that the production process has no GMP requirement, the operation mode is very coarse, such as a mechanical spiral input mode, the whole process cannot be completely sealed, air, dust and organic gas are emitted from the system, the other pneumatic-transmission solid charging device can generate a large amount of gas in the working process, the device is inconvenient to clean, and in the multifunctional production process, repeated pollution is easy to generate, the working principle is that the solid material is sucked into a container by vacuum and then is blown into a reaction container by compressed air or nitrogen, and the charging process of a batch is completed by repeated batch reciprocating actions. During this addition, the following problems occur:
1. in the process of vacuum material sucking, a large amount of air is easily sucked into solid materials, and the solid is easy to absorb moisture after a long time, so that the vacuum material sucking device is not suitable for the materials easy to absorb moisture.
2. In the back blowing feeding process, a large amount of waste gas is generated, solid materials are easily carried out by a large amount of gas and are adhered to a system pipeline, and the pipeline is easily blocked after a long time, so that potential safety hazards are generated
3. In the medicine production industry, the feeding mode can bring great cleaning workload, and if the cleaning is not clean, cross contamination is very easy to generate.
4. Small amount of material unsuitable for adding fine control, water-repellent and oxygen-repellent solid material
5. The feeding method is not easy to control the feeding speed, is particularly not suitable for the production process that the heat can be released in the feeding process and the change of gas and the like can be generated, and can generate intense heat in the production process, rapidly generate a large amount of gas and generate the phenomenon of overpressure and overtemperature so as to generate safety accidents, thereby being a dangerous feeding method.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a small-quantity quantitative uniform-speed solid material feeding system.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention provides a small quantitative constant-speed solid material feeding system which comprises a vacuum glove box, a storage box, a vibration transmission mechanism, a quantitative constant-speed feeding mechanism, an internal solid transmission mechanism, a nitrogen balance protection device, an observation window and an online cleaning mechanism, wherein a plurality of pipeline interfaces are arranged above the storage box and are respectively connected with the glove box and the observation window, the storage box comprises an upper box body and a lower box body, the lower box body is conical, the upper box body is cylindrical, a cylindrical mounting frame is welded on the side wall of the upper box body, and the cylindrical mounting frame is parallel to the side wall of the lower box body and is used for mounting the internal solid transmission mechanism; the internal solid conveying mechanism comprises a blade shaft, a gear motor mounting frame and a driving motor I, wherein the blade shaft is in a spiral shape and is positioned at a feed opening of the storage box, and the bottom end of the blade shaft is close to the side wall of the lower box body; the first gear motor is installed on the gear motor mounting frame, the first gear motor is connected with the first driving motor, an output shaft of the first gear motor penetrates through the side wall of the lower box and is in transmission connection with a blade shaft, and the blade shaft and the lower box form a downward-inclined blanking channel.
As a preferable technical scheme of the invention, a vibration transmission mechanism is arranged outside one side of the lower box body far away from the internal solid transmission mechanism, and the vibration transmission mechanism is connected with the side part of the lower box body and is used for giving out vibration and knocking the side surface of the lower box body.
As a preferable technical scheme of the invention, the nitrogen balance protection device is arranged on the storage box and is connected with a pipeline interface arranged above the storage box.
As a preferable technical scheme of the invention, a quantitative uniform-speed feeding mechanism is arranged at the lower part of the storage box and comprises a discharging bin, an impeller, a second gear motor and a second driving motor, wherein the discharging bin is communicated with the discharging channel, the second driving motor is connected with the second gear motor, and the motor shaft end of the second gear motor is connected with the impeller to drive the impeller to operate.
As a preferable technical scheme of the invention, the online cleaning mechanism is arranged on the storage box, is communicated with the pipeline interface, and is filled with cleaning solvent.
The beneficial effects achieved by the invention are as follows:
1. in the feeding process, the invention has no problems of dust drift and solvent volatilization, ensures the safe and controllable feeding process, and ensures the life safety of operators and the environmental safety of production sites.
2. In the feeding process, the invention automatically feeds materials at a constant quantitative speed, improves the reaction efficiency, and can ensure the safety and controllability of the reaction in the feeding process.
3. In the feeding process, after quantitative materials are added, the manual repeated addition is not needed, so that the labor intensity is reduced, and misoperation is avoided.
4. The internal solid transmission mechanism and the vibration transmission mechanism are combined, so that the phenomenon of solid material blockage in the feeding process can be avoided, the whole feeding process is smoother, and the smooth operation of feeding equipment is ensured.
5. According to the invention, the on-line cleaning mechanism is arranged, so that the system is convenient to clean after charging is completed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
fig. 1 is a schematic diagram of the structure of the present invention.
Reference numerals in the drawings: 1. vacuum glove box; 2. a storage bin; 21. an upper case; 22. a lower box body; 3, a vibration transmission mechanism; 4. a quantitative uniform-speed feeding mechanism; 41. discharging the material bin; 42. an impeller; 43. a second gear motor; 44. a second driving motor; 5. an internal solids transport mechanism; 51. a blade shaft; 52. a gear motor mounting rack; 53. driving a first motor; 54. a first gear motor; 6. nitrogen balance protection device; 7. an observation window; 8. an on-line cleaning mechanism.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Examples: as shown in fig. 1, the invention provides a small quantitative constant-speed solid material feeding system, which comprises a vacuum glove box 1, a storage box 2, a vibration transmission mechanism 3, a quantitative constant-speed feeding mechanism 4, an internal solid transmission mechanism 5, a nitrogen balance protection device 6, an observation window 7 and an online cleaning mechanism 8, wherein a plurality of pipeline interfaces are arranged above the storage box 2, the pipeline interfaces are respectively connected with the glove box 1 and the observation window 7, the storage box 2 comprises an upper box body 21 and a lower box body 22, the lower box body 22 is conical, the upper box body 21 is cylindrical, a cylindrical mounting bracket is welded on the side wall of the upper box body 21, and the cylindrical mounting bracket is parallel to the side wall of the lower box body 22 and is used for mounting the internal solid transmission mechanism 5; the internal solid conveying mechanism 5 comprises a vane shaft 51, a gear motor mounting frame 52 and a driving motor I53, wherein the vane shaft 51 is in a spiral shape and is positioned at a feed opening of the storage box 2, and the bottom end of the vane shaft is close to the side wall of the lower box body 22; the gear motor mounting frame 52 is fixed on the side wall of the upper box body 21, the gear motor first 54 is mounted on the gear motor mounting frame 52, the gear motor first 54 is connected with the driving motor first 53, an output shaft of the gear motor first 53 penetrates through the side wall of the lower box body 22 and is in transmission connection with the blade shaft 51, and the blade shaft 51 and the lower box body 22 form a downward-inclined blanking channel.
The outside of one side that box 22 kept away from inside solid transport mechanism 5 is provided with vibrations transport mechanism 3 down, and vibrations transport mechanism 3 is connected with box 22 lateral part down, and it is used for sending vibrations and beats box 22 side down, and it utilizes the vibration power to shake the material that falls to adhere on box 22 lateral wall down, can effectively avoid the condition such as wall sticking, hanging up, jam in the material production process.
The nitrogen balance protection device 6 is arranged on the storage box 2 and is connected with a pipeline interface arranged above the storage box 2, and the nitrogen balance protection device 6 enables nitrogen in the storage box 2 to be kept under the protection of micro-positive pressure (0.003 bar) so as to prevent moisture and air.
The lower part of the storage box 2 is provided with a quantitative uniform feeding mechanism 4, the quantitative uniform feeding mechanism 4 comprises a discharging bin 41, an impeller 42, a second gear motor 43 and a second driving motor 44, the discharging bin 41 is communicated with a discharging channel, the second driving motor 44 is connected with the second gear motor 43, and the motor shaft end of the second gear motor 44 is connected with the impeller 42 to drive the impeller 42 to operate.
The online cleaning mechanism 8 is arranged on the storage box 2 and is communicated with the pipeline interface, and cleaning solvent is introduced into the online cleaning mechanism 8.
Working principle: the feeding system is connected to the reaction kettle device, a pipeline interface is respectively arranged above the storage box 2, the pipeline interface is connected with the glove box 1, the nitrogen balance protection device 6, the observation window 7 and the online cleaning mechanism 8, the vacuum glove box 1 adopts a stainless steel structure, and the feeding system has the characteristics of corrosion resistance, easy cleaning and no pollution, the observation window 7 is arranged on the storage box 2, has a wide visual angle, can know the progress of the whole feeding process in real time, and can timely discover and treat the abnormal conditions such as blockage, bridging, insufficient materials and the like once the feeding process occurs, so that the whole reaction process is prevented from being influenced by the incapability of normal feeding of solid materials; when the feeding device is used, materials are fed in a closed environment through the vacuum glove box 1, the storage box 2 is protected by nitrogen micro-positive pressure (0.003 bar), moisture and air are isolated, after the materials enter the storage box 2, a kettle opening feeding valve of a reaction kettle device is opened, the internal solid conveying mechanism 5 is controlled to start, the internal solid conveying mechanism 5 rotates at a constant speed to carry out internal feeding, namely, a helical blade shaft 51 driven by a motor shaft of a first reducing motor 54 and a lower box 22 form a obliquely downward feeding channel, the feeding channel is communicated with the lower feed bin 41, the materials enter the lower feed bin 41 through the feeding channel, the proper feeding speed is controlled by adjusting the speed ratio of a second reducing motor 43, so that the materials in the storage box are uniformly fed into the reaction kettle, meanwhile, the vibration conveying mechanism 3 outside the storage box works intermittently, and the conditions of sticking, hanging, blocking and the like in the material production process are effectively avoided.
After the material is fed, the system is always protected under the micro positive pressure of nitrogen, and after the next material feeding is used, if the cleaning is confirmed, a cleaning solvent is connected with a cleaning port of an online cleaning mechanism 8 on a storage box 2 for flushing and washing, after the cleaning is finished, nitrogen is introduced for purging, and the purged nitrogen can enter a tail gas absorption system along with the tail gas of the reaction kettle.
In the system feeding process, the air source of the transmission mechanism is in pressure linkage with the temperature of the reactant, namely, when the temperature and the pressure parameter value of the system exceed set values, the feeding process is directly stopped, the air source supply is stopped, the feeding is stopped, and the feeding is started until the next reconfirmation.
Notably, are: the whole device controls the implementation of the device through the total control button, and because the equipment matched with the control button is common equipment, the device belongs to the existing technology, and the electrical connection relation and the specific circuit structure of the device are not repeated here.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a small amount ration at uniform velocity solid material charging system which characterized in that, including vacuum glove box (1), storage case (2), vibrations transport mechanism (3), ration at uniform velocity charging mechanism (4), inside solid transport mechanism (5), nitrogen balance protection device (6), observation window (7) and online cleaning mechanism (8), storage case (2) top is provided with a plurality of pipeline interfaces, and pipeline interfaces connect vacuum glove box (1) and observation window (7) respectively, and storage case (2) include last box (21) and lower box (22), and lower box (22) are the circular cone form, and go up box (21) and be cylindric, weld the cylinder mounting bracket on last box (21) lateral wall, cylinder mounting bracket is parallel with lower box (22) lateral wall, and it is used for installing inside solid transport mechanism (5); the internal solid conveying mechanism (5) comprises a blade shaft (51), a gear motor mounting frame (52) and a driving motor I (53), the blade shaft (51) is in a spiral shape and is positioned at a feed opening of the storage box (2), and the bottom end of the blade shaft is close to the side wall of the lower box body (22); the speed reducing motor mounting frame (52) is fixed on the side wall of the upper box body (21), the speed reducing motor mounting frame (52) is provided with a first speed reducing motor (54), the first speed reducing motor (54) is connected with a first driving motor (53), an output shaft of the first speed reducing motor passes through the side wall of the lower box body (22) and is in transmission connection with the blade shaft (51), and the blade shaft (51) and the lower box body (22) form a downward-inclined blanking channel.
2. A small amount quantitative uniform solid material feeding system according to claim 1, characterized in that the vibration transmission mechanism (3) is arranged outside one side of the lower box body (22) far away from the internal solid transmission mechanism (5), and the vibration transmission mechanism (3) is connected with the side part of the lower box body (22) and is used for giving out vibration and knocking the side surface of the lower box body (22).
3. The small-amount quantitative uniform-speed solid material feeding system according to claim 1, wherein the nitrogen balance protection device (6) is arranged on the storage box (2) and is connected with a pipeline interface arranged above the storage box (2).
4. The small-amount quantitative uniform solid material feeding system according to claim 1, wherein a quantitative uniform feeding mechanism (4) is arranged at the lower part of the storage box (2), the quantitative uniform feeding mechanism (4) comprises a discharging bin (41), an impeller (42), a second gear motor (43) and a second driving motor (44), the discharging bin (41) is communicated with the discharging channel, the second driving motor (44) is connected with the second gear motor (43), and the motor shaft end of the second gear motor (43) is connected with the impeller (42) to drive the impeller (42) to operate.
5. The small-amount quantitative uniform-speed solid material feeding system according to claim 1, wherein the online cleaning mechanism (8) is arranged on the storage box (2) and is communicated with the pipeline interface, and cleaning solvent is introduced into the online cleaning mechanism (8).
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CN201811503343.4A CN109513400B (en) | 2018-12-10 | 2018-12-10 | Small-amount quantitative uniform solid material feeding system |
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CN201811503343.4A CN109513400B (en) | 2018-12-10 | 2018-12-10 | Small-amount quantitative uniform solid material feeding system |
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CN109513400A CN109513400A (en) | 2019-03-26 |
CN109513400B true CN109513400B (en) | 2023-10-24 |
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CN112588249A (en) * | 2020-10-23 | 2021-04-02 | 江山市艺康化学有限公司 | Phosphorus pentoxide apparatus for producing of environmental protection formula |
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CN101015861A (en) * | 2006-11-09 | 2007-08-15 | 昆山密友实业有限公司 | Continuous production apparatus for nano metal powder |
CN204996414U (en) * | 2015-10-04 | 2016-01-27 | 莱阳市盛华科技有限公司 | Solid powder who is applied to wittig reaction can quantitative feeding device |
CN206924729U (en) * | 2017-06-05 | 2018-01-26 | 上海皓元生物医药科技有限公司 | Solid material sealed feeding device |
CN207238005U (en) * | 2017-09-26 | 2018-04-17 | 江西吉仁林化实业有限公司 | A kind of reaction kettle sedimenting system with automatic charging |
CN108786660A (en) * | 2018-07-27 | 2018-11-13 | 利安隆(中卫)新材料有限公司 | A kind of continuous automatic charging device of self-cleaning powder |
CN209476237U (en) * | 2018-12-10 | 2019-10-11 | 上海友尹化工装备有限公司 | A kind of a small amount of quantitative at the uniform velocity solid material charging systems |
-
2018
- 2018-12-10 CN CN201811503343.4A patent/CN109513400B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001017671A1 (en) * | 1999-09-03 | 2001-03-15 | American Inter-Metallics, Inc. | Apparatus and methods for the production of powders |
CN101015861A (en) * | 2006-11-09 | 2007-08-15 | 昆山密友实业有限公司 | Continuous production apparatus for nano metal powder |
CN204996414U (en) * | 2015-10-04 | 2016-01-27 | 莱阳市盛华科技有限公司 | Solid powder who is applied to wittig reaction can quantitative feeding device |
CN206924729U (en) * | 2017-06-05 | 2018-01-26 | 上海皓元生物医药科技有限公司 | Solid material sealed feeding device |
CN207238005U (en) * | 2017-09-26 | 2018-04-17 | 江西吉仁林化实业有限公司 | A kind of reaction kettle sedimenting system with automatic charging |
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