CN117594812B - Membrane electrode catalyst waste recovery device - Google Patents
Membrane electrode catalyst waste recovery device Download PDFInfo
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- CN117594812B CN117594812B CN202410079833.5A CN202410079833A CN117594812B CN 117594812 B CN117594812 B CN 117594812B CN 202410079833 A CN202410079833 A CN 202410079833A CN 117594812 B CN117594812 B CN 117594812B
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- 239000003054 catalyst Substances 0.000 title claims abstract description 105
- 239000002699 waste material Substances 0.000 title claims abstract description 92
- 239000012528 membrane Substances 0.000 title claims abstract description 30
- 238000011084 recovery Methods 0.000 title claims abstract description 13
- 238000007790 scraping Methods 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000007664 blowing Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000005056 compaction Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 118
- 238000004064 recycling Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000001680 brushing effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- 239000000306 component Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The invention provides membrane electrode catalyst waste recovery equipment, which relates to the technical field of membrane electrode recovery and comprises a frame, wherein a discharging shaft and a receiving shaft are rotatably arranged on the frame, a feeding device, a scraping brush mechanism and a blowing device are arranged between the discharging shaft and the receiving shaft, the feeding device comprises a feeding roller rotatably arranged on the frame, at least two feeding compaction assemblies are arranged on the frame, the scraping device comprises at least one scraper, the scraping brush mechanism comprises a driving roller and a driven roller rotatably arranged on the frame, and a driving belt brush is arranged between the driving roller and the driven roller.
Description
Technical Field
The invention relates to the technical field of membrane electrode recovery, in particular to membrane electrode catalyst waste recovery equipment.
Background
The core component of the fuel cell comprises a membrane electrode, the membrane electrode mainly comprises a proton exchange membrane, a catalyst layer and a diffusion layer, a catalyst coating of the membrane electrode contains recyclable metal elements such as platinum, and the like.
Therefore, there is a need for a membrane electrode catalyst reject recovery apparatus that solves the above-mentioned problems.
Disclosure of Invention
The invention provides a membrane electrode catalyst waste recycling device, which realizes automatic scraping of a catalyst coating on a membrane electrode, and multistage collection of scraped catalyst waste, improves the recycling efficiency of the membrane electrode, reduces the loss of the catalyst waste, and reduces the dust pollution of the environment.
The technical scheme of the invention is realized as follows:
the membrane electrode catalyst waste recycling equipment comprises a frame, a discharging shaft driven by a first driving mechanism and a receiving shaft driven by a second driving mechanism are rotatably arranged on the frame along the advancing direction of a material belt, a feeding device, a scraping brush mechanism and a blowing device are arranged between the discharging shaft and the receiving shaft, the scraping device is used for scraping catalyst waste on the surface of the material belt, the scraping brush mechanism is used for brushing residual catalyst waste, the blowing device is used for blowing catalyst waste, and the blowing device is arranged on the frame;
the feeding device comprises a feeding roller rotatably arranged on the frame, at least two feeding pressing assemblies for pressing the material belt are arranged on the frame, the two feeding pressing assemblies correspond to the feeding roller, and the feeding roller is connected with a third driving mechanism;
the scraping device comprises at least one scraper, the scraper is arranged on the frame and corresponds to the feeding roller, and the scraper is arranged between the two feeding compaction assemblies;
the scraping brush mechanism is arranged at the downstream of the scraping device and comprises a driving roller and a driven roller which are rotatably arranged on the frame, a driving belt brush is arranged between the driving roller and the driven roller, the driving belt brush corresponds to the feeding roller, and the scraping brush mechanism further comprises a catalyst waste collection device.
As a preferred technical scheme, pay-off hold-down assembly includes a pivot, install two material through the bolt in the pivot and take the pinch roller, each the material take the pinch roller all with the feed roll offsets, the both ends of pivot are articulated respectively to have a slider, be provided with two first spouts in the frame, each slider all slidable mounting in corresponding in the first spout, each the tip of first spout is equipped with a first mounting bracket respectively, each all be equipped with a screw rod on the slider, each the screw rod all with the pivot sets up perpendicularly, and each the free end of screw rod all passes corresponds first mounting bracket and installs adjusting nut, first mounting bracket with be provided with first compression spring between the slider.
As a preferred technical scheme, catalyst garbage collection device including install in catalyst garbage collection fill in the frame, catalyst garbage collection fill set up in the below of feed roll still includes cyclone and catalyst garbage collection bucket, cyclone's upper end is equipped with feed inlet and air outlet, the feed inlet with catalyst garbage collection fill intercommunication fixedly mounted with fan in the frame, the air outlet with the fan communicates, cyclone's lower extreme with catalyst garbage collection bucket communicates.
As a preferred technical scheme, blow material device including be used for blowing down the first air knife of the catalyst waste material that adheres to on the scraper and be used for blowing down the second air knife group of the catalyst waste material that adheres to on the drive belt brush, first air knife with the second air knife group all set up in the catalyst waste collection fill.
As a preferred technical scheme be provided with quick connect formula material area material receiving platform between the blowing axle with the feed roll, quick connect formula material area material receiving platform including install in mount pad in the frame, install the second mounting bracket with detachable mode on the mount pad, the upper surface of second mounting bracket is equipped with the receiving board that a level set up, the below of receiving board is provided with a bottom plate the bottom plate with the curb plate that two parallel arrangement have fixed mounting between the receiving board.
As a preferred technical scheme, the mount pad includes the mounting plate of a vertical setting mounting plate is last fixed mounting has the backup pad of a level setting, the backup pad restraint install in connect the flitch with between the bottom plate equal fixed mounting in both sides of backup pad has a level to connect the lug soon the fixed mounting has two levels to connect concave block soon on the bottom plate, each the level connects the lug soon all with correspond the concave block looks adaptation of level connect the accurate locating lever that has the level to set up in the backup pad be provided with accurate positioning sleeve on the bottom plate, accurate locating lever with accurate positioning sleeve looks adaptation the backup pad with be provided with vertical locking bolt between the flitch.
As a preferred technical scheme be provided with a pair of swager subassembly on the first mounting bracket, every swager subassembly all includes top swager board and below swager board, the top swager board set up in the top of receiving the flitch the outside fixed mounting of top swager board has a mounting panel, the one end of mounting panel is provided with the installation open slot, the other end of mounting panel is provided with the locating hole, in each the outside of curb plate all is provided with two locating pins, one of them the locating pin with install open slot looks adaptation, another of them the locating pin with locating hole looks adaptation be provided with two second spouts on the swager board, below swager board along vertical direction slidable mounting in one of them in the second spout, the below swager board is connected with cam actuating mechanism, when the material area receives the material, below swager board upwards slides and leans on the top swager board.
As a preferred technical solution, the second air knife set includes at least two second air knives.
As a preferable technical scheme, two scrapers are arranged, and the two scrapers are arranged in parallel front and back.
As a preferable technical scheme, a guide roller is arranged between the feeding device and the receiving shaft, and the guide roller is rotatably arranged on the frame.
By adopting the technical scheme, the invention has the beneficial effects that:
because the membrane electrode catalyst waste recovery equipment comprises a scraping collecting device, in the use process of the equipment, a third motor drives a feeding roller to rotate, due to the arrangement of a feeding compacting component, a material belt is propped against the feeding roller and is conveyed towards the direction of a material collecting shaft, meanwhile, a front scraper scrapes catalyst waste on the material belt for the first time, a rear scraper scrapes catalyst waste on the material belt for the second time, a transmission belt brush brushes down residual catalyst on the material belt, multistage scraping action realizes automatic scraping of catalyst coating on the membrane electrode, catalyst waste scraping is more thorough, thereby improving recovery quantity of catalyst waste, when scraping, the scraped catalyst waste can be diffused in air, wind direction blown by a first air knife is tangential to the feeding roller, the first air knife can blow the catalyst waste diffused in air to a catalyst waste collection hopper below, the first air knife can blow down the catalyst waste remained on the scraper, the air blown by the second air knife is aligned to the back of the driving belt brush, after the front of the driving belt brush brushes down the catalyst waste remained on the material belt, part of the catalyst waste remained on the front of the driving belt brush falls into the catalyst waste collecting bucket, under the driving of the second motor, the driving belt brush rotates, the catalyst waste remained on the front of the driving belt brush can be blown down by the second air knife, because the collecting bucket forms negative pressure in the cyclone separator, when the blown catalyst powder is blown into the catalyst waste collecting bucket, the catalyst powder enters the cyclone separator from the feed inlet and rotates towards the bottom of the cyclone separator along the inner wall of the cyclone separator, the catalyst waste falls into the catalyst waste collecting bucket due to gravity, and air is discharged from the air outlet, according to the invention, the first air knife, the second air knife and the catalyst waste collecting hopper are cooperatively matched, so that the leakage of catalyst waste is avoided, the catalyst waste collecting hopper and the cyclone separator are cooperatively matched, the catalyst waste collecting hopper forms negative pressure, the leakage of catalyst waste is further avoided, the multi-stage collection of the catalyst waste is further realized, the loss of the catalyst waste is reduced, and the environmental pollution is reduced.
Because material feeding unit includes the feed roll, the feed roll cooperates with the scraper, can make the catalyst waste material that scrapes fall down, recycle catalyst waste collection fill with the catalyst waste material catch can, the setting of feed roll makes the catalyst waste material that scrapes more easily collect.
Because membrane electrode catalyst waste recycling equipment includes quick detach formula material area material platform, when the material area on this equipment is handled soon and is required to connect new material area, place the head of new material area and the afterbody of old material area on the material board, press two material boards respectively on new material area and old material area again, rotate the locating pin, two clamp plates are fixed, then remove the locating plate, make the locating plate push up the both sides that lean on new material area and old material area respectively, rotate the positioning knob, make the locating plate fixed, thereby make new material area and the both sides of old material area align, the coincidence precision of material area has been guaranteed, wait to fix the back of locating plate, rotate the manual adjustment knob, the driving shaft rotates, the driving gear meshes with driven gear, the cam rotates, the cam upwards promotes the below material board, thereby make new material area and old material area by below material board push up on the top material board, thereby realize the fixed of new material area and old material area, this kind only through rotating the manual adjustment hand and the both sides of new material area fixed approach, the method of old material area fixed, the precision of installing through the quick-release mounting bracket, the precision of installing through the mounting bracket, the mounting bracket can be realized with the high-level, the mounting bracket is realized, the high-accuracy and the mounting bracket is realized, the high-level is cut down, and the mounting bracket is realized, and the mounting bracket is moved down, and the mounting bracket is realized, and the mounting bracket is mounted down, and is convenient and is moved down, and is realized, and the mounting to the mounting precision and is realized and is convenient, and is fixed, and is realized and is fixed, and is convenient to the mounting, and is convenient and is fixed and is cut down and convenient and easy, after receiving the material, can extract vertical dead bolt, further pull down the second mounting bracket to do not influence the follow-up scraping of material area.
Because the cam profile precision is high, the reciprocating motion in a small range is realized by driving the lower material pressing plate by the cam, the thin material belt can be pressed more accurately, the material pressing action is slowly performed, and the material belt is not damaged.
Be provided with a pair of locating component on the second mounting bracket, at the in-process of connecing the material, the locating plate can be propped and lean on the both sides in new material area and old material area, makes the area body in new material area and old material area keep aligning, and is further, has improved the precision of connecing the material coincidence, and the slip setting of locating plate for quick detach formula material area material receiving platform can fix a position multiple width material reel, thereby has improved the application range of quick detach formula material area material receiving platform.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a right side schematic view of FIG. 1;
FIG. 3 is a schematic view of the structure of a feed roll;
FIG. 4 is a schematic view of the feed compression assembly;
FIG. 5 is a schematic view of the structure of the doctor blade;
FIG. 6 is a schematic view of a quick release web receiving station;
FIG. 7 is a schematic view of a quick release web receiving station from another perspective;
FIG. 8 is a schematic partial cross-sectional view of a quick release web receiving station;
FIG. 9 is a schematic view of the cam drive mechanism;
FIG. 10 is a schematic view of the structure of the mounting base;
FIG. 11 is a schematic view of an upper platen.
Wherein: 1. a frame; 2. a material belt; 3. a discharging shaft; 4. a material receiving shaft; 5. a feed roller; 6. a scraper; 7. a drive roll; 8. driven roller; 9. a drive belt brush; 10. a rotating shaft; 11. a bolt; 12. a material belt pinch roller; 13. a slide block; 14. a first chute; 15. a first mounting frame; 16. a screw; 17. an adjusting nut; 18. a first compression spring; 19. a catalyst waste collection hopper; 20. a cyclone separator; 21. a catalyst waste collection bin; 22. a feed inlet; 23. an air outlet; 24. a blower; 25. a first air knife; 26. a receiving plate; 27. a bottom plate; 28. a side plate; 29. a mounting base plate; 30. a support plate; 31. the horizontal quick connection convex blocks; 32. a horizontal quick-connection concave block; 33. a precise positioning rod; 34. accurate positioning sleeve; 35. a vertical dead bolt; 36. a pressing plate above; 37. a lower pressing plate; 38. a mounting plate; 39. installing an open slot; 40. positioning holes; 41. a positioning pin; 42. a second chute; 43. a second air knife; 44. a guide roller; 45. a driving shaft; 46. a driven shaft; 47. a drive gear; 48. a driven gear; 49. a manual adjustment knob; 50. a cam; 51. a second compression spring; 52. a positioning plate; 53. a connecting plate; 54. a positioning element; 55. a slide rail; 56. a limiting block; 57. cutting a groove; 58. a servo motor.
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.
As shown in fig. 1-11 together, the membrane electrode catalyst waste recycling device comprises a frame 1, a discharging shaft 3 driven by a first driving mechanism and a receiving shaft 4 driven by a second driving mechanism are rotatably arranged on the frame 1 along the advancing direction of a material belt 2, a feeding device, a scraping device for scraping catalyst waste on the surface of the material belt 2, a scraping brush mechanism for brushing residual catalyst waste and a blowing device for blowing catalyst waste are arranged between the discharging shaft 3 and the receiving shaft 4, and the blowing device is arranged on the frame 1.
The feeding device comprises a feeding roller 5 rotatably arranged on a frame 1, at least two feeding pressing assemblies for pressing the material belt 2 are arranged on the frame 1, the two feeding pressing assemblies are corresponding to the feeding roller 5, and the feeding roller 5 is connected with a third driving mechanism.
The scraping device comprises at least one scraper 6, the scraper 6 is arranged on the frame 1 and corresponds to the feeding roller 5, and the scraper 6 is arranged between the two feeding compacting components.
The scraping brush mechanism is arranged at the downstream of the scraping device and comprises a driving roller 7 and a driven roller 8 which are rotatably arranged on the frame 1, a driving belt brush 9 is arranged between the driving roller 7 and the driven roller 8, the driving belt brush 9 corresponds to the feeding roller 5, and the scraping brush mechanism further comprises a catalyst waste collection device.
The feeding pressing assembly comprises a rotating shaft 10, two material belt pressing wheels 12 are mounted on the rotating shaft 10 through bolts 11, each material belt pressing wheel 12 is propped against the feeding roller 5, two ends of the rotating shaft 10 are respectively hinged with a sliding block 13, two first sliding grooves 14 are formed in the machine frame 1, each sliding block 13 is slidably mounted in the corresponding first sliding groove 14, a first mounting frame 15 is respectively arranged at the end of each first sliding groove 14, a screw 16 is arranged on each sliding block 13, each screw 16 is perpendicular to the rotating shaft 10, the free end of each screw 16 penetrates through the corresponding first mounting frame 15 and is provided with an adjusting nut 17, and a first compression spring 18 is arranged between each first mounting frame 15 and each sliding block 13.
And the catalyst waste collecting device comprises a catalyst waste collecting hopper 19 arranged on the frame 1, the catalyst waste collecting hopper 19 is arranged below the feeding roller 5, the catalyst waste collecting device further comprises a cyclone separator 20 and a catalyst waste collecting barrel 21, a feeding hole 22 and an air outlet 23 are formed in the upper end of the cyclone separator 20, the feeding hole 22 is communicated with the catalyst waste collecting hopper 19, a fan 24 is fixedly arranged on the frame 1, the air outlet 23 is communicated with the fan 24, and the lower end of the cyclone separator 20 is communicated with the catalyst waste collecting barrel 21.
Also, the blowing device includes a first air knife 25 for blowing off the catalyst waste attached to the scraper 6 and a second air knife set for blowing off the catalyst waste attached to the belt brush 9, both of the first air knife 25 and the second air knife set being disposed in the catalyst waste collection hopper 19.
As shown in fig. 6 to 11, a quick-connection material receiving table is arranged between the discharging shaft 3 and the feeding roller 5, the quick-connection material receiving table comprises a mounting seat mounted on the frame 1, a second mounting frame is detachably mounted on the mounting seat, a horizontally arranged material receiving plate 26 is arranged on the upper surface of the second mounting frame, a bottom plate 27 is arranged below the material receiving plate 26, and two parallel side plates 28 are fixedly mounted between the bottom plate 27 and the material receiving plate 26.
Secondly, the mount pad includes the mounting plate 29 of a vertical setting, fixed mounting has the backup pad 30 of a level setting on mounting plate 29, backup pad 30 constraint installation is between receiving board 26 and bottom plate 27, equal fixed mounting in both sides of backup pad 30 has a level to connect lug 31 soon, fixed mounting has two level to connect concave piece 32 soon on bottom plate 27, each level connects lug 31 soon and connects concave piece 32 looks adaptation soon with corresponding level, fixed mounting has the accurate locating lever 33 of level setting on backup pad 30, be provided with accurate locating sleeve 34 on bottom plate 27, accurate locating lever 33 and accurate locating sleeve 34 looks adaptation, be provided with vertical locking bolt 35 between backup pad 30 and receiving board 26.
A pair of pressing components are arranged on the second mounting frame, each pressing component comprises an upper pressing plate 36 and a lower pressing plate 37, the upper pressing plate 36 is arranged above the receiving plate 26, a mounting plate 38 is fixedly arranged on the outer side of the upper pressing plate 36, one end of the mounting plate 38 is provided with a mounting opening groove 39, the other end of the mounting plate 38 is provided with a positioning hole 40, two positioning pins 41 are arranged on the outer side of each side plate 28, one positioning pin 41 is matched with the mounting opening groove 39, the other positioning pin 41 is matched with the positioning hole 40, two second sliding grooves 42 are arranged on the receiving plate 26, the lower pressing plate 37 is slidably arranged in one second sliding groove 42 in the vertical direction, the lower pressing plate 37 is connected with a cam 50 driving mechanism, and when the material belt 2 is received, the lower pressing plate 37 slides upwards and abuts against the upper pressing plate 36.
The second air knife set comprises at least two second air knives 43.
The number of the scrapers 6 is two, and the two scrapers 6 are arranged side by side.
A guide roller 44 is arranged between the feeding device and the receiving shaft 4, and the guide roller 44 is rotatably arranged on the frame 1.
The cam 50 driving mechanism comprises a driving shaft 45 and a driven shaft 46 which are rotatably arranged on the bottom plate 27, the driving shaft 45 and the driven shaft 46 are respectively provided with a driving gear 47 and a driven gear 48, the driving gear 47 is meshed with the driven gear 48, one end of the driving shaft 45 is provided with a manual adjusting knob 49, the driven shaft 46 is provided with a cam 50 for pushing the corresponding lower pressing plate 37 to move along the vertical direction, the cam 50 is arranged below the corresponding lower pressing plate 37, and a plurality of second compression springs 51 are arranged between each lower pressing plate 37 and the bottom plate 27.
A pair of positioning assemblies are arranged on the second mounting frame, each positioning assembly comprises two positioning plates 52, each positioning plate 52 is slidably arranged on the corresponding side plate 28 along the horizontal direction, a connecting plate 53 is fixedly arranged between the two positioning plates 52, and a positioning element 54 is arranged between each positioning plate 52 and the corresponding side plate 28.
A sliding rail 55 is fixedly installed on each of the two side plates 28, each positioning plate 52 is slidably installed on the corresponding sliding rail 55 along the horizontal direction, two limiting blocks 56 are fixedly installed on each of the side plates 28, and the two limiting blocks 56 are respectively arranged at two ends of the corresponding sliding rail 55.
A cutting groove 57 is provided on the top surface of the receiving plate 26.
The positioning element 54 is a positioning knob.
The first, second and third drive mechanisms are servo motors 58 mounted on the frame 1.
The application method of the invention is as follows:
firstly, placing the material belt 2 on the discharging shaft 3, rotating the adjusting nut 17, compressing the first compression spring 18, moving the sliding block 13 towards the direction leaning against the first mounting frame 15, moving the rotating shaft 10 towards the direction far away from the feeding roller 5, forming an installation gap between the material belt pressing wheel 12 and the feeding roller 5, passing the material belt 2 through the installation gap, bypassing the feeding roller 5 and the guide roller 44, finally fixedly installing on the receiving shaft 4, reversely rotating the adjusting nut 17, and propping the material belt 2 against the feeding roller 5 by the material belt pressing wheel 12, thus completing the installation of the material belt 2.
And secondly, under the drive of a third motor, the feeding roller 5 rotates, the scraper 6 scrapes off catalyst waste on the material belt 2, and the driving belt brush 9 brushes off catalyst waste remained on the material belt 2, so that the scraping of the membrane electrode catalyst coating is completed.
And thirdly, when the membrane electrode catalyst coating is scraped, the first air knife 25 blows off the catalytic waste on the scraper 6, the second air knife 43 blows off the residual catalytic waste on the back surface of the driving belt brush 9, the scraped catalytic waste falls into the catalyst waste collecting hopper 19, negative pressure is formed in the catalyst waste collecting hopper 19 under the action of the cyclone separator 20 and the fan 24, the catalytic waste enters the cyclone separator 20 from the feed inlet 22, then rotates towards the bottom of the cyclone separator 20 along the inner wall of the cyclone separator 20 and finally falls into the catalyst waste collecting barrel 21, and air enters an exhaust pipeline from the air outlet 23 through the fan 24, so that the collection of the catalytic waste is completed.
Fourth, when the old material belt is about to finish all scraping, the two upper material pressing plates 36 are lifted, a new material belt can be placed on the discharging shaft 3, then the head part of the new material belt and the tail part of the old material belt are placed on the material receiving plate 26, the two upper material pressing plates 36 are respectively pressed on the new material belt and the old material belt, the two upper material pressing plates 36 are fixed by the rotating positioning pins 41, the positioning plates 52 are pushed, the positioning plates 52 are propped against two sides of the new material belt and the old material belt, and the positioning plates 52 are fixed by the rotating positioning knob.
Fifth, after the positioning plate 52 is fixed, the manual adjustment knob 49 is turned, the driving shaft 45 is turned, the driving gear 47 is meshed with the driven gear 48, the cam 50 is turned, the cam 50 pushes the lower pressing plate 37 to move upwards, and further, the new material belt and the old material belt are abutted against the upper pressing plate 36 by the corresponding lower pressing plate 37, i.e., the new material belt and the old material belt are fixed.
Sixth, after the new material strip and the old material strip are fixed, the new material strip and the old material strip can be cut along the cutting groove 57, and then the adhesive tape is used for adhesion, so that the material receiving is completed.
Seventh, after receiving the material, the positioning pin 41 can be rotated, the upper pressing plate 36 is disassembled, the vertical locking bolt 35 is pulled out, and the second mounting frame is disassembled from the mounting seat, so that the scraping of the material belt 2 can be continued.
In conclusion, the invention realizes automatic scraping of the catalyst coating on the membrane electrode, and multistage collection of scraped catalyst waste, improves the recovery efficiency of the membrane electrode, reduces the loss of the catalyst waste, and reduces the dust pollution of the environment.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (7)
1. The membrane electrode catalyst waste recycling equipment comprises a frame and is characterized in that a discharging shaft driven by a first driving mechanism and a receiving shaft driven by a second driving mechanism are rotatably arranged on the frame along the advancing direction of a material belt, a feeding device, a scraping brush mechanism and a blowing device are arranged between the discharging shaft and the receiving shaft, the scraping device is used for scraping catalyst waste on the surface of the material belt, the scraping brush mechanism is used for brushing residual catalyst waste, the blowing device is used for blowing catalyst waste, and the blowing device is arranged on the frame;
the feeding device comprises a feeding roller rotatably arranged on the frame, at least two feeding pressing assemblies for pressing the material belt are arranged on the frame, the two feeding pressing assemblies correspond to the feeding roller, and the feeding roller is connected with a third driving mechanism;
the scraping device comprises at least one scraper, the scraper is arranged on the frame and corresponds to the feeding roller, and the scraper is arranged between the two feeding compaction assemblies;
the scraping brush mechanism is arranged at the downstream of the scraping device and comprises a driving roller and a driven roller which are rotatably arranged on the frame, a driving belt brush is arranged between the driving roller and the driven roller, the driving belt brush corresponds to the feeding roller, and the scraping brush mechanism further comprises a catalyst waste collection device;
the catalyst waste collection device comprises a catalyst waste collection hopper installed on the frame, the catalyst waste collection hopper is arranged below the feeding roller, the catalyst waste collection device further comprises a cyclone separator and a catalyst waste collection barrel, the upper end of the cyclone separator is provided with a feed inlet and an air outlet, the feed inlet is communicated with the catalyst waste collection hopper, a fan is fixedly installed on the frame, the air outlet is communicated with the fan, and the lower end of the cyclone separator is communicated with the catalyst waste collection barrel;
the blowing device comprises a first air knife used for blowing off catalyst waste attached to the scraper and a second air knife set used for blowing off the catalyst waste attached to the driving belt brush, and the first air knife and the second air knife set are both arranged in the catalyst waste collecting hopper;
the number of the scrapers is two, and the two scrapers are arranged in parallel front and back.
2. The membrane electrode catalyst waste recycling apparatus according to claim 1, wherein the feeding and compressing assembly comprises a rotating shaft, two belt pressing wheels are mounted on the rotating shaft through bolts, each belt pressing wheel is abutted against the feeding roller, two ends of the rotating shaft are respectively hinged with a sliding block, two first sliding grooves are arranged on the frame, each sliding block is slidably mounted in the corresponding first sliding groove, a first mounting frame is respectively arranged at the end of each first sliding groove, a screw is arranged on each sliding block, each screw is perpendicular to the rotating shaft, the free end of each screw penetrates through the corresponding first mounting frame and is provided with an adjusting nut, and a first compression spring is arranged between the first mounting frame and the sliding block.
3. The membrane electrode catalyst waste recycling apparatus according to claim 2, wherein a quick-connection type material belt receiving table is provided between the discharging shaft and the feeding roller, the quick-connection type material belt receiving table includes a mounting seat mounted on the frame, a second mounting frame is detachably mounted on the mounting seat, a horizontally arranged material receiving plate is provided on the upper surface of the second mounting frame, a bottom plate is provided below the material receiving plate, and two parallel side plates are fixedly mounted between the bottom plate and the material receiving plate.
4. The membrane electrode catalyst waste recycling apparatus according to claim 3, wherein the mounting base comprises a vertically disposed mounting base plate, a horizontally disposed support plate is fixedly mounted on the mounting base plate, the support plate is constrained and mounted between the material receiving plate and the base plate, two horizontal quick connection convex blocks are fixedly mounted on both sides of the support plate, two horizontal quick connection concave blocks are fixedly mounted on the base plate, each horizontal quick connection convex block is matched with a corresponding horizontal quick connection concave block, a horizontally disposed precise positioning rod is fixedly mounted on the support plate, a precise positioning sleeve is disposed on the base plate, and a vertical locking bolt is disposed between the support plate and the material receiving plate.
5. A membrane electrode catalyst waste recovery apparatus according to claim 3, wherein a pair of pressing members are provided on the first mounting frame, each of the pressing members includes an upper pressing plate and a lower pressing plate, the upper pressing plate is provided above the material receiving plate, a mounting plate is fixedly mounted on the outer side of the upper pressing plate, one end of the mounting plate is provided with a mounting opening groove, the other end of the mounting plate is provided with a positioning hole, two positioning pins are provided on the outer side of each of the side plates, one of the positioning pins is fitted with the mounting opening groove, the other positioning pin is fitted with the positioning hole, two second sliding grooves are provided on the material receiving plate, the lower pressing plate is slidably mounted in one of the second sliding grooves in the vertical direction, and the lower pressing plate is connected with a cam driving mechanism, and slides upward and abuts against the upper pressing plate when a material is brought into contact.
6. The membrane electrode catalyst reject recovery apparatus of claim 1, wherein the second air knife set comprises at least two second air knives.
7. The membrane electrode catalyst waste recovery apparatus according to claim 1, wherein a guide roller is provided between the feeding device and the collecting shaft, the guide roller being rotatably mounted on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410079833.5A CN117594812B (en) | 2024-01-19 | 2024-01-19 | Membrane electrode catalyst waste recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410079833.5A CN117594812B (en) | 2024-01-19 | 2024-01-19 | Membrane electrode catalyst waste recovery device |
Publications (2)
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| CN117594812A (en) | 2024-02-23 |
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