Gasification furnace pretreatment and feeding system
阅读说明:本技术 一种气化炉预处理和进料系统 (Gasification furnace pretreatment and feeding system ) 是由 杨尚杰 卢岩 王辉 李玉玲 王红伟 杨栋 彭蕾 于 2020-04-17 设计创作,主要内容包括:本发明属于危险(中、低放射性)废弃物处理技术领域,具体涉及一种气化炉预处理和进料系统。针对现有技术中危险废弃物在进入气化炉之前的工艺过程中需要进行密封分拣、打包处理的问题,本发明的技术方案是:包括顺序连接的内置密封开盖装置、分拣手套箱、打包手套箱、暂存手套箱和进料机构,所述内置密封开盖装置和分拣手套箱之间通过气动隔离门Ⅰ分割,分拣手套箱的出口和打包手套箱之间设置气动隔离门Ⅱ分割,暂存手套箱和进料机构之间设置有气动隔离门Ⅲ,进料机构与气化炉进料口连接。本技术方案提供一个处理系统,能够在密封的环境下对危险废弃物进行开盖、输送、分拣、打包、暂存、进料等操作,避免泄露污染,避免危害生产人员的健康。(The invention belongs to the technical field of hazardous (medium and low radioactivity) waste treatment, and particularly relates to a pretreatment and feeding system of a gasification furnace. Aiming at the problem that the hazardous waste needs to be subjected to sealed sorting and packaging treatment in the process before entering the gasification furnace in the prior art, the technical scheme of the invention is as follows: including the built-in sealed device of uncapping, letter sorting glove box, packing glove box, the glove box and the feed mechanism of keeping in of connecting in proper order, cut apart through pneumatic isolation door I between built-in sealed device of uncapping and the letter sorting glove box, set up pneumatic isolation door II between the export of letter sorting glove box and the packing glove box and cut apart, be provided with pneumatic isolation door III between the glove box of keeping in and the feed mechanism, feed mechanism is connected with the gasifier feed inlet. This technical scheme provides a processing system, can uncap, carry, sort, pack, keep in, operations such as feeding dangerous discarded object under sealed environment, avoids revealing the pollution, avoids endangering the health of producers.)
1. A gasifier preliminary treatment and feed system characterized in that: including built-in sealed uncapping device (1), letter sorting glove box (2), packing glove box (3), the glove box (4) and the feed mechanism (5) of keeping in of connecting in proper order, cut apart through pneumatic isolation door I (1026) between built-in sealed uncapping device (1) and the letter sorting glove box (2), the export of letter sorting glove box (2) and the entry of packing glove box (3) pass through elephant trunk (2009) intercommunication, are provided with pneumatic isolation door II (2005) between letter sorting glove box (2) and the pipe (2009) of sauntering, packing glove box (3) and glove box (4) link together through the interior flange of keeping in, are provided with pneumatic isolation door III between glove box (4) and the feed mechanism (5) of keeping in, and feed mechanism is connected with the gasifier feed inlet.
2. A gasifier pretreatment and feed system according to claim 1, wherein: built-in sealed device (1) of uncapping includes seal box (1001), be provided with waste material pouring opening (1023) on the lateral wall of seal box (1001), be provided with in seal box (1001) and promote tilting mechanism, it sets up in waste material pouring opening (1023) below to promote tilting mechanism, it is provided with the fixing device who is used for fixed waste bucket on the tilting mechanism to promote, still be provided with in seal box (1001) and get and cover the mechanism.
3. A gasifier pretreatment and feed system according to claim 2, wherein: the lifting turnover mechanism comprises a rotating shaft (1013), a connecting rod (1015) is connected to the rotating shaft (1013), a turnover hydraulic cylinder (1014) is connected to one end, far away from the rotating shaft (1013), of the connecting rod (1015) through a hinge, and the turnover hydraulic cylinder (1014) is connected with the inner side wall of the seal box (1001) in a hinged manner.
4. A gasifier pretreatment and feed system according to claim 2, wherein: the fixing device comprises a tray (1022) and a fixing ring (1007), a lifting hydraulic cylinder (1018) is arranged between the tray (1022) and the fixing ring (1007), a fixing frame (1021) is fixedly connected to the tray (1022), a sliding rod (1020) is connected to the fixing frame (1021), a sliding groove I (1019) is fixedly connected to the fixing ring (1007), the sliding rod (1020) and the sliding groove I (1019) form a sliding pair, and the sliding direction of the sliding pair is parallel to the telescopic direction of the lifting hydraulic cylinder (1018).
5. A gasifier pretreatment and feed system according to claim 2, wherein: the cover taking mechanism comprises a support (1005), the support (1005) is connected with the bottom of the sealing box (1001) in a rotating mode through a rotating disc (1025), a winding wheel (1024) is arranged on the support (1005), a line led out by the winding wheel (1024) is arranged on the support (1005) through a pulley in a tensioning mode, and a suction disc (1006) used for opening a barrel cover of the waste barrel is arranged at the tail end of the line.
6. A gasifier pretreatment and feed system according to claim 1, wherein: the sorting glove box (2) comprises a sealing glove box I (2001), a conveying device I (2013) is arranged in the sealing glove box I (2001), an outlet and an inlet of the sealing glove box I (2001) are respectively arranged at two ends of the conveying device I (2013), the inlet of the sealing glove box I (2001) is connected with a built-in sealing cover opening device (1), and the outlet of the sealing glove box I (2001) is connected with a packing glove box (3); the side of the conveying device I (2013) is provided with a workbench (2012), and a waste collecting device is arranged below the workbench (2012).
7. A gasifier pretreatment and feed system according to claim 6, wherein: the waste collecting device comprises a waste collecting box (2011), a sorting waste barrel (2007) is arranged in the waste collecting box (2011), a jacking mechanism (2008) is arranged below the sorting waste barrel (2007), a waste hole is formed in the workbench (2012), and a barrel opening of the sorting waste barrel (2007) is matched with the waste hole.
8. A gasifier pretreatment and feed system according to claim 1, wherein: packing glove box (3) are including sealed glove box II (3001), be provided with conveyor II (3002) in sealed glove box II (3001), conveyor II (3002) top is provided with packing support (3003).
9. A gasifier pretreatment and feed system according to claim 8, wherein: packing support (3003) include that the waste material accepts the board, the waste material is accepted and is provided with waste bag mounting hole (3005) on the board, waste bag mounting hole (3005) edge is provided with solid fixed ring, gu the peripheral cover of fixed ring is equipped with O type circle.
10. A gasifier pretreatment and feed system according to claim 8, wherein: packing support (3003) are used for installing several waste bag, letter sorting glove box (2) are located the top of packing glove box (3), the export of elephant trunk is located the top of packing glove box (3), the export of letter sorting glove box (2) and the entry of packing glove box (3) pass through elephant trunk (2009) and communicate, the exit of elephant trunk is provided with panel turnover mechanism (3004).
Technical Field
The invention belongs to the technical field of hazardous waste treatment, and particularly relates to a pretreatment and feeding system of a gasification furnace.
Background
The plasma gasification melting system is used for treating dangerous wastes (such as low-grade radioactive nuclear wastes) and finishing volume reduction treatment of related wastes. The system mainly comprises a gasification furnace pretreatment and feeding system, a gasification furnace system, a melting furnace pretreatment and feeding system, a melting furnace system, a flue gas purification system, a discharging transfer system, an auxiliary gas supply system and an auxiliary water supply cooling system.
In the system process, a 200L waste material bag is stored in a temporary storage workshop in a barreled mode, a 200L waste material barrel (waste material barrel for short) is transferred to a waste material equipment room by an electric transfer trolley manually, and the waste material barrel needs to be opened in the treatment process of a gasification furnace, so that waste in the waste material barrel is sent into the gasification furnace. If the sealing treatment is not carried out in the process, the waste can be leaked to pollute the environment and cause damage to the health of production personnel.
Disclosure of Invention
Aiming at the problem that the hazardous waste needs to be sealed in the process before entering the gasification furnace in the prior art, the invention provides a pretreatment and feeding system of the gasification furnace, which aims to: the utility model provides a processing system, can uncap, carry, sort, pack and keep in operation such as dangerous discarded object under sealed environment, send into the gasifier with dangerous discarded object under the prerequisite of avoiding revealing the pollution at last, avoid endangering the health of producers.
The utility model provides a gasifier preliminary treatment and charge-in system, includes built-in sealed device, the letter sorting glove box of uncapping, the packing glove box that connects in proper order, keeps in glove box and feed mechanism, cut apart through pneumatic isolation door I between built-in sealed device of uncapping and the letter sorting glove box, the export of letter sorting glove box and the entry of packing glove box pass through the elephant trunk intercommunication, and letter sorting glove box and walk are provided with pneumatic isolation door II between the pipe, packing glove box and the glove box of keeping in are in the same place through flange joint, keep in and are provided with pneumatic isolation door III between glove box and the feed mechanism, and feed mechanism is connected with the gasifier feed inlet.
After the technical scheme is adopted, before the hazardous waste is sent into the gasification furnace, the operations of uncovering, conveying, sorting, packaging and the like of the hazardous waste are all completed in a closed space, so that the hazardous waste is prevented from leaking to pollute the environment, and production personnel are protected.
Preferably, the built-in sealing cover opening device comprises a sealing box, a waste material pouring opening is formed in the side wall of the sealing box, a lifting turnover mechanism is arranged in the sealing box and is arranged below the waste material pouring opening, a fixing device used for fixing the waste material barrel is arranged on the lifting turnover mechanism, and a cover taking mechanism is further arranged in the sealing box.
Through the fixed waste bucket of fixing device, get the bung that the lid mechanism took off the waste bucket, promote tilting mechanism and make the waste bucket upset and empty the wastes material to next process through waste material pouring opening. According to the preferable scheme, in the technical process, the operation of uncovering the waste barrel and dumping waste to the next process such as sorting is carried out in the sealed box. Can avoid waste leakage and pollute the environment, and is safe and efficient.
Preferably, the lifting turnover mechanism comprises a rotating shaft, a connecting rod is connected to the rotating shaft, a turnover hydraulic cylinder is connected to one end, far away from the rotating shaft, of the connecting rod through a hinge, and one end of the turnover hydraulic cylinder is connected with the inner side wall of the seal box in a hinged mode. In this preferred scheme, through the flexible upset waste material bucket of upset pneumatic cylinder.
Preferably, the fixing device comprises a tray and a fixing ring, and a lifting hydraulic cylinder is arranged between the tray and the fixing ring. In this preferred scheme, shrink through promoting the pneumatic cylinder for tray and retainer plate press from both sides tight waste bin, realize waste bin's fixed, avoid appearing insecure and accidentally spilling hourglass at the in-process of waste bin upset.
Further preferably, a fixing frame is fixedly connected to the tray, a sliding rod is connected to the fixing frame, a sliding groove I is fixedly connected to the fixing ring, the sliding rod and the sliding groove I form a sliding pair, and the sliding direction of the sliding pair is parallel to the telescopic direction of the lifting hydraulic cylinder. This preferred scheme makes the tray drive waste bin gliding process from top to bottom more smooth and more stable.
Preferably, an observation window is arranged on the side face of the seal box, and a glove hole is formed in the observation window. The cover taking mechanism is arranged at a position corresponding to the position of the glove hole. This preferred scheme makes the producer conveniently operate the mechanism of taking over outside the seal box.
Preferably, the cover taking mechanism comprises a support, the support is rotatably connected with the bottom of the sealing box through a rotating disc, a reel is arranged on the support, a line led out from the reel is arranged on the support through a pulley in a tensioning mode, and a sucking disc used for opening a barrel cover of the waste barrel is arranged at the tail end of the line. This preferred scheme provides one kind and is convenient for open the mechanism of taking to cover of waste bin bung.
Preferably, the sealing box is provided with a sealing door. The door of the sealing box adopts a sealing door, so that the leakage of wastes in the waste bucket is further avoided.
Preferably, the seal box is provided with an air inlet, an air outlet and a pressure gauge. This preferred scheme can be to operations such as evacuation in the sealed box, is favorable to keeping incasement negative pressure environment, makes radioactive aerosol not leak.
Preferably, the upper part of the fixing ring is provided with a material receiving hopper. In the preferred scheme, in the process of dumping waste, the waste is prevented from scattering through the guide of the material receiving leakage hopper.
Preferably, be provided with pneumatic isolation door I on the waste material pouring opening, be provided with the jacking cylinder between pneumatic isolation door I and the seal box bottom, be provided with the sealing strip between waste material pouring opening edge and the pneumatic isolation door I. This preferred scheme sets up pneumatic insulated door I, under the normal conditions, closes waste material pouring opening with pneumatic insulated door I, when the waste material is emptyd to needs, falls pneumatic insulated door I, opens waste material pouring opening.
Preferably, the sorting glove box comprises a sealing glove box I, a conveying device I is arranged in the sealing glove box I, an outlet and an inlet of the sealing glove box I are respectively arranged at two ends of the conveying device I, the inlet of the sealing glove box I is connected with a built-in sealing cover opening device, and the outlet of the sealing glove box I is connected with the packing glove box; a workbench is arranged on the side face of the conveying device I, and a waste collecting device is arranged below the workbench. After adopting this preferred scheme, dangerous discarded object in the waste bin is emptyd to conveyor I by built-in sealed device of uncapping and the junction between the letter sorting glove box on, dangerous discarded object carries on conveyor I afterwards, carries out the letter sorting operation to dangerous discarded object through sealed glove box I by the producer simultaneously.
Further preferably, the waste collecting device comprises a waste collecting box, a sorting waste barrel is arranged in the waste collecting box, a jacking mechanism is arranged below the sorting waste barrel, a waste hole is formed in the workbench, and a barrel opening of the sorting waste barrel is matched with the waste hole. In this preferred scheme, letter sorting garbage bin compresses tightly and cooperates with the workstation, can effectively avoid hazardous waste to reveal from the gap between letter sorting garbage bin and the workstation at the letter sorting in-process.
Preferably, the packing glove box comprises a sealing glove box II, a conveying device II is arranged in the sealing glove box II, and a packing support is arranged above the conveying device II. After adopting this preferred scheme, the dangerous discarded object after accomplishing the letter sorting in the letter sorting glove box falls into the packing glove box through the elephant trunk and piles up on the packing support, and the producer sends out through conveyor II after the operation is packed the dangerous discarded object bagging-off packing on the packing support through sealed glove box II.
Further preferably, the packing support includes that the waste material accepts the board, the waste material is accepted and is provided with waste material bag mounting hole on the board, waste material bag mounting hole edge is provided with solid fixed ring, gu the peripheral cover of fixed ring is equipped with O type circle. The preferred scheme makes the installation of the packaging bag more convenient and firm.
Further preferably, the packing support is used for installing a plurality of waste bags, the sorting glove box is located above the packing glove box, an outlet of the chute is located at the top of the packing glove box, and a plate turnover mechanism is arranged at the outlet of the chute. The plate turnover mechanism at the outlet of the chute can distribute dangerous waste to different stations, so that the working progress of a plurality of stations is balanced, and the efficiency of packing work is improved.
Preferably, the temporary storage glove box comprises a sealing glove box III, and a conveying device III is arranged in the sealing glove box II.
Preferably, the feeding mechanism comprises a feeding seal box, and a feeding conveying mechanism and an incoming material detection device are arranged in the feeding seal box.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. before the hazardous waste is sent into the gasification furnace, the operations of uncovering, conveying, sorting, packaging and the like of the hazardous waste are all completed in a closed space, so that the hazardous waste is prevented from leaking to pollute the environment, and production personnel are protected.
2. The waste barrel is turned over by the telescopic turning hydraulic cylinder. Through promoting the pneumatic cylinder compression for tray and retainer plate press from both sides tight waste bin, realize waste bin's fixed, avoid appearing insecure and unexpected leaking in the in-process of waste bin upset. The process that the tray drives the waste bucket to slide up and down is smooth and stable. At the in-process of empting the wastes material, through connecing the guide of material hopper, and then can guarantee that the in-process of waste material bucket in the upset can not have the wastes material to spill and leak out.
3. The production personnel can conveniently operate the cover taking mechanism outside the sealing box.
4. The waste bucket compresses tightly and cooperates with the workstation, can effectively avoid hazardous waste to reveal from the gap between waste bucket and the workstation at the letter sorting in-process.
5. The installation of the packing bag is more convenient and firm.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the packing glove box, temporary storage glove box and feed mechanism of the present invention;
FIG. 3 is a front view of the internally sealed lid release device of the present invention;
FIG. 4 is a left side view of the internally sealed lid release device of the present invention;
figure 5 is a cross-sectional view of the internally sealed lid release device of the present invention taken along the direction a-a;
FIG. 6 is a cross-sectional view taken along the direction C-C of the waste bin when the built-in sealing and cap-opening device of the present invention is not mounted;
FIG. 7 is a sectional view taken along the direction C-C of the waste container in the non-inverted state after the built-in sealing and cap-opening device is mounted thereon according to the present invention;
FIG. 8 is a sectional view taken along the direction C-C in a state where the built-in sealing and cap-opening device of the present invention is turned over after being mounted to the waste container;
figure 9 is a cross-sectional view of the internally sealed lid release device of the present invention taken along the direction B-B;
FIG. 10 is a right side view of the pneumatic isolation door I of the present invention;
FIG. 11 is a front view of a pneumatic isolation door I of the present invention;
FIG. 12 is a schematic structural diagram of the joint between the pneumatic isolating door I and the jacking cylinder in the invention;
FIG. 13 is a rear view of the sorting glove box of the present invention;
FIG. 14 is a front view of a sorting glove box of the present invention;
FIG. 15 is a right side view of the sorting glove box of the present invention;
FIG. 16 is a top plan view of a sorting glove box of the present invention;
FIG. 17 is a front view of the packing glove box of the present invention;
FIG. 18 is a right side view of the packing glove box of the present invention;
FIG. 19 is a schematic view of the construction of the baling support of the present invention;
FIG. 20 is a top view of the baling support of the present invention;
FIG. 21 is a schematic view of the temporary glove box of the present invention;
FIG. 22 is a front view of the feed mechanism of the present invention;
fig. 23 is a left side view of the feed mechanism of the present invention.
Wherein: 1-built-in sealing cover opening device, 1001-sealing box, 1002-sealing door, 1003-observation window, 1004-glove hole, 1005-support, 1006-suction cup, 1007-fixing ring, 1008-receiving hopper, 1009-cross bar, 1010-pressure gauge, 1011-air inlet, 1012-air outlet, 1013-rotating shaft, 1014-turning hydraulic cylinder, 1015-connecting bar, 1016-bearing seat, 1017-turning support, 1018-lifting hydraulic cylinder, 1019-chute I, 1020-sliding bar, 1021-fixing frame, 1022-tray, 1023-waste material pouring opening, 1024-reel, 1025-rotating disc, 1026-pneumatic isolating door I, 1027-lifting cylinder, 1028-chute II, 1029-sealing strip and 1030-inflation pipeline, 2-sorting glove box, 2001-sealing glove box I, 2002-cylinder sealing cover, 2003-material receiving groove, 2004-pressing cylinder, 2005-pneumatic isolation door II, 2006-chute III, 2007-sorting waste barrel, 2008-jacking mechanism, 2009-chute, 2010-liquid collecting device, 2011-waste collecting box, 2012-workbench, 2013-conveying device I, 3-packing glove box, 3001-sealing glove box II, 3002-conveying device II, 3003-packing support, 3004-flap mechanism, 3005-waste bag mounting hole, 4-temporary storage glove box, 4001-sealing glove box III, 4002-conveying device III, 5-feeding mechanism, 5001-feeding sealing box and 5002-feeding conveying mechanism.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 19.
The utility model provides a gasifier preliminary treatment and charge-in system, is including the built-in
This embodiment distributes in two-layer factory building, and wherein built-in
The working method of this embodiment is that, at first open the bung of waste bin in built-in sealed device of uncapping 1, later empty the hazardous waste in the waste bin to sorting glove box 2 by built-in sealed device of uncapping 1 and the junction between sorting glove box 2 in, carry out the letter sorting operation in sorting glove box 2 after, send into packing
As a preferable scheme, the built-in sealed
The working mode of the built-in
In a preferred embodiment, an
Preferably, the lifting and overturning mechanism comprises a
The waste bucket sets up on
A pneumatic isolation door I1026 is provided to waste
As a preferable scheme, the sorting glove box 2 comprises a sealed glove box i 2001, a conveying device i 2013 is arranged in the sealed glove box i 2001, an outlet and an inlet of the sealed glove box i 2001 are respectively arranged at two ends of the conveying device i 2013, the inlet of the sealed glove box i 2001 is connected with a built-in sealed
The waste collection device comprises a
Preferably, the packing
The
Preferably, the temporary
As a preferable scheme, the
In this embodiment, the conveying device i 2013, the conveying
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.