CN111362557A - Sludge granulation drier with dust removal structure - Google Patents
Sludge granulation drier with dust removal structure Download PDFInfo
- Publication number
- CN111362557A CN111362557A CN202010318033.6A CN202010318033A CN111362557A CN 111362557 A CN111362557 A CN 111362557A CN 202010318033 A CN202010318033 A CN 202010318033A CN 111362557 A CN111362557 A CN 111362557A
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- CN
- China
- Prior art keywords
- motor
- bin
- drying
- rod
- sludge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title claims abstract description 47
- 239000010802 sludge Substances 0.000 title claims abstract description 38
- 238000005469 granulation Methods 0.000 title claims description 7
- 230000003179 granulation Effects 0.000 title claims description 7
- 238000001035 drying Methods 0.000 claims abstract description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 8
- 244000309464 bull Species 0.000 claims 5
- 238000000034 method Methods 0.000 abstract description 12
- 230000007774 longterm Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
- 238000005453 pelletization Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 3
- 230000000979 retarding effect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a sludge granulating and drying machine with a dust removing structure, which comprises a drying bin, a first motor, a second motor, a third motor and a switch button, wherein a feeding hole is formed in the left side of the drying bin, the first motor is installed at the bottom end of the left side of the feeding hole, the output end of the first motor is fixedly connected with a first spiral conveying roller, the right side of the drying bin is provided with the second motor, the output end of the second motor is fixedly connected with a rotating shaft, the left side of the rotating shaft is connected with the inner wall of the drying bin through a bearing, and the outer surface of the rotating shaft is fixedly connected with a crushing blade. The device is provided with the rotating shaft and the connecting plate, so that the inner wall of the drying bin is continuously scraped in the granulating process, the adhesion of sludge caused by the long-term high-temperature state in the drying bin is avoided, the dust removing bin and the filter screen are arranged, the dust in the sludge granulating and drying process is conveniently filtered, and the dust is prevented from rising to the inside of the conveying pipe.
Description
Technical Field
The invention relates to the technical field of sludge granulating and drying equipment, in particular to a sludge granulating and drying machine with a dust removing structure.
Background
The sludge granulation drier is a special equipment to the mud minimizing, the mode that adopts hot-blast direct contact carries out drying process to mud, thoroughly solve the gluing looks problem of mud, the mud can be used as fuel after handling, but current sludge granulation mummification equipment function singleness, the easy adhesion mud of inner wall under the high temperature state, influence normal work, and some sludge granulation mummification equipment are low to the treatment effeciency of dust, the feature of environmental protection is relatively poor, consequently, urgent need for a sludge granulation mummification machine with dust removal structure to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a sludge granulating and drying machine with a dust removing structure, and aims to solve the problems that sludge is easily adhered to the inner wall and the treatment efficiency of dust is low in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a sludge granulating drier with a dust removing structure comprises a drying bin, a first motor, a second motor, a third motor and a switch button, wherein a feed inlet is formed in the left side of the drying bin, the first motor is installed at the bottom end of the left side of the feed inlet, the output end of the first motor is fixedly connected with a first spiral conveying roller, the second motor is installed on the right side of the drying bin, the output end of the second motor is fixedly connected with a rotating shaft, the left side of the rotating shaft is connected with the inner wall of the drying bin through a bearing, the outer surface of the rotating shaft is fixedly connected with a crushing blade, the outer side of the rotating shaft is fixedly sleeved with a connecting rod, one side, away from each other, of the connecting rod is fixedly connected with a sleeve rod, the inside of the sleeve rod is connected with an inserting rod through a first spring, one side, away from each other, of the, and the front both sides of dust removal storehouse upside are connected with knocking device through the bearing, the filter screen is installed on the top in dust removal storehouse, the top in dust removal storehouse is inserted and is equipped with the conveyer pipe, and the upside of conveyer pipe is provided with smoke exhaust fan, activated carbon deodorizer is installed in smoke exhaust fan's left side, the left side of conveyer pipe is connected with circulating fan, and circulating fan is connected with hot-blast generator's right side through the conveyer pipe, the discharge gate has been seted up to the bottom in dry storehouse, and the right side fixed mounting of discharge gate has the third motor, the output end fixedly connected with second spiral conveying roller of third motor, shift knob is installed in the front in dry storehouse.
Preferably, the inside retarder that is provided with of feed inlet, and retarder top-down distributes in the left and right sides of feed inlet inner wall.
Preferably, the inside connection of loop bar has the one end of first spring, and the other end of first spring is connected with the inserted bar, the inserted bar constitutes elasticity extending structure through first spring and loop bar.
Preferably, one side that the connecting plate kept away from each other is glued with the brush, and the brush sets up to annular structure and dry storehouse inner wall and laminates mutually.
Preferably, the knocking device comprises a rotary disc, a rotary rod, a fixed block, a second spring, a moving rod, an impact ball, a sliding groove and a sliding block, the rotary rod is evenly connected to the outer side of the rotary disc, the fixed block is arranged inside the rotary rod in an inserted mode, the fixed block is connected with the moving rod through the second spring, and one side, far away from the moving rod, of the impact ball is connected with the impact ball.
Preferably, a sliding groove is formed in the inner wall of the rotating rod, a sliding block is inserted into the sliding groove, one side, close to each other, of the sliding block is connected with the moving rod, and the moving rod and the rotating rod form a sliding structure through the sliding groove and the sliding block.
Compared with the prior art, the invention has the beneficial effects that: this sludge pelletization mummification machine with dust removal structure is provided with axis of rotation and connecting plate for the device constantly scrapes dry storehouse inner wall at the pelletization in-process, avoids the inside adhesion that is in the high temperature state for a long time in dry storehouse and causes mud, is provided with dust removal storehouse and filter screen, is convenient for filter the dust of sludge pelletization mummification in-process, avoids the dust to raise and carries out the conveyer pipe inside.
(1) The device is through being provided with axis of rotation and connecting plate for the device is constantly scraped dry storehouse inner wall at pelletization in-process, avoids inside the adhesion that is in the high temperature state for a long time in dry storehouse to cause mud, clears up the mud on the dry storehouse inner wall, and the normal work of the device of assurance strengthens the dust collection efficiency of device, and then strengthens the practicality of this device.
(2) The device is through being provided with dust removal storehouse and filter screen, is convenient for filter the dust of mud pelletization mummification in-process, avoids the dust to raise upward carry out the conveyer pipe inside, and knocking device avoids the filter screen appearance blocking phenomenon to appear simultaneously for the dust receives gravity to discharge from the device in, realizes the processing to the dust, and the feature of environmental protection of reinforcing device further strengthens the practicality of this device.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic sectional view of the knocking device according to the present invention;
fig. 4 is a schematic front view of the structure of the present invention.
In the figure: 1. a drying bin; 2. a feed inlet; 3. a first motor; 4. a first spiral conveying roller; 5. a second motor; 6. a rotating shaft; 7. a crushing blade; 8. a connecting rod; 9. a loop bar; 10. a first spring; 11. inserting a rod; 12. a connecting plate; 13. a dust removal bin; 14. a knocking device; 141. a turntable; 142. a rotating rod; 143. a fixed block; 144. a second spring; 145. a travel bar; 146. striking a ball; 147. a chute; 148. a slider; 15. a filter screen; 16. a delivery pipe; 17. a smoke exhaust fan; 18. an activated carbon deodorizer; 19. a circulating fan; 20. a hot air generator; 21. a discharge port; 22. a third motor; 23. a second spiral conveying roller; 24. and a button is switched on and off.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown:
a sludge granulating drier with a dust removing structure comprises a drying bin 1, a first motor 3, a second motor 5, a third motor 22 and a switch button 24, wherein a feeding hole 2 is formed in the left side of the drying bin 1, the first motor 3 is installed at the bottom end of the left side of the feeding hole 2, a first spiral conveying roller 4 is fixedly connected to the output end of the first motor 3, a retarding plate is arranged inside the feeding hole 2 and is distributed on the left side and the right side of the inner wall of the feeding hole 2 from top to bottom, when a user needs to granulate sludge by using the device, the sludge can be poured into the feeding hole 2, the falling speed of the sludge is slowed down through the retarding plate arranged inside the feeding hole 2, the phenomenon that the inside of the feeding hole 2 is blocked due to the fact that more sludge falls down simultaneously is avoided, the second motor 5 is installed on the right side of the drying bin 1, and a rotating shaft 6 is, the left side of a rotating shaft 6 is connected with the inner wall of a drying bin 1 through a bearing, the outer surface of the rotating shaft 6 is fixedly connected with a crushing blade 7, the outer side of the rotating shaft 6 is fixedly sleeved with a connecting rod 8, one side, away from each other, of the connecting rod 8 is fixedly connected with a loop bar 9, the interior of the loop bar 9 is connected with an inserted bar 11 through a first spring 10, one side, away from each other, of the inserted bar 11 is provided with a connecting plate 12, the interior of the loop bar 9 is connected with one end of the first spring 10, the other end of the first spring 10 is connected with the inserted bar 11, the inserted bar 11 forms an elastic telescopic structure through the first spring 10 and the loop bar 9, one side, away from each other, of the connecting plate 12 is glued with a brush, the brush is arranged to be in an annular structure and is attached to the inner wall of the drying bin 1, after the second motor 5 is started to work, the annular structure brush glued on the connecting plate 12 is driven to contact with the inner wall of the drying bin 1, and the inserting rod 11 connected with the connecting plate 12 enables the brush to be tightly attached to the inner wall of the drying bin 1 through the elasticity of the sleeve rod 9, so that cleaning work is carried out.
The right side of the drying bin 1 is provided with a dust removing bin 13, two front faces of the upper side of the dust removing bin 13 are connected with a knocking device 14 through bearings, the knocking device 14 comprises a rotary disc 141, a rotary rod 142, fixed blocks 143, a second spring 144, a movable rod 145, striking balls 146, sliding grooves 147 and sliding blocks 148, the rotary rod 142 is uniformly connected to the outer side of the rotary disc 141, the fixed blocks 143 are inserted into the rotary rod 142, the fixed blocks 143 are connected with the movable rod 145 through the second spring 144, the striking balls 146 are connected to the sides, far away from each other, of the movable rod 145, the sliding grooves 147 are formed in the inner wall of the rotary rod 142, the sliding blocks 148 are inserted into the sliding grooves 147, the sides, close to each other, of the sliding blocks 148 are connected with the movable rod 145, the movable rod 145 and the rotary rod 142 form a sliding structure through the sliding grooves 147 and the sliding blocks 148, and the knocking device 14 connected, the impact ball 146 arranged outside the rotary disc 141 is continuously contacted with the filter screen 15, the impact ball 146 is stressed to enable the moving rod 145 to move synchronously, the moving rod 145 is close to each other through the fixed block 143, meanwhile, the sliding block 148 connected with the moving rod 145 in the moving process slides in the sliding groove 147 formed in the rotary rod 142, the stability of the moving rod 145 in the impacting process is enhanced, meanwhile, the filter screen 15 arranged at the top end of the dust removing bin 13 filters impurities in the air, the dust is prevented from entering the conveying pipe 16 to cause the blockage of the conveying pipe 16, the filter screen 15 is arranged at the top end of the dust removing bin 13, the conveying pipe 16 is inserted at the top end of the dust removing bin 13, the smoke exhaust fan 17 is arranged at the upper side of the conveying pipe 16, the activated carbon deodorizer 18 is arranged at the left side of the smoke exhaust fan 17, the circulating fan 19 is connected with the left side of the conveying pipe, discharge gate 21 has been seted up to the bottom in dry storehouse 1, and the right side fixed mounting of discharge gate 21 has third motor 22, and the output end fixed connection of third motor 22 has second spiral conveying roller 23, and shift knob 24 is installed in the front in dry storehouse 1.
The working principle is as follows: when the device is used, the device is connected with an external power supply to provide electric power support for the device, and then the device is started through the switch button 24 and keeps the working state.
When a user needs to utilize the device to pelletize sludge, the sludge can be poured into the feed inlet 2, the falling speed of the sludge is reduced through the retarding plate arranged in the feed inlet 2, the phenomenon that the feed inlet 2 is blocked due to the simultaneous falling of more sludge is avoided, the sludge falls into the bottom end of the feed inlet 2 at the moment, after the first motor 3 is started to work, the first spiral conveying roller 4 connected with the output end of the first motor 3 synchronously rotates, the first spiral conveying roller 4 rotates to convey the sludge into the drying bin 1, the sludge is primarily stirred and crushed at the same time, then the hot air generator 20 is started to work to convey hot air into the drying bin 1, so that the sludge in the drying bin 1 is dried by heating, after the second motor 5 is started to work, the rotating shaft 6 connected with the output end of the second motor 5 continuously rotates, and the sludge falls from the top due to the action of gravity in the rotating process, the crushing blade 7 rotating at high speed is crushed into fine particles, meanwhile, the connecting rod 8 connected with the rotating shaft 6 drives the brush glued on the connecting plate 12 to be in contact with the inner wall of the drying bin 1 to clean the sludge adhered on the inner wall of the drying bin 1, the circulation action is continuously carried out until the materials are discharged to the outside of the device and fall into the discharging port 21 under the action of gravity, after the third motor 22 works, the second spiral conveying roller 23 is synchronously rotated to convey the granular objects, the flying and odor generated in the rotation process of the sludge are lifted and fallen into the dust removing bin 13 through hot air, the knocking device 14 connected with the dust removing bin 13 through a bearing is driven to continuously rotate in the air flowing process, the impact balls 146 arranged on the outer side of the rotary disc 141 are continuously in contact with the filter screen 15, the impact balls 146 are stressed to enable the moving rods 145 to synchronously move, and the moving rods 145 are close to each other through the fixing blocks 143, meanwhile, the sliding block 148 connected with the moving rod 145 slides in the sliding groove 147 formed in the rotating rod 142 in the moving process of the moving rod 145, the stability of the moving rod 145 in the impacting process is enhanced, meanwhile, the filter screen 15 arranged at the top end of the dust removal bin 13 filters impurities in the air, the situation that dust enters the conveying pipe 16 to block the conveying pipe 16 and influence the normal work of the device is avoided, and the smoke exhaust fan 17 conveys odor to the active carbon deodorizer 18 for deodorizing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a sludge granulation mummification machine with dust removal structure, includes dry storehouse (1), first motor (3), second motor (5), third motor (22) and shift knob (24), its characterized in that: the drying device is characterized in that a feeding hole (2) is formed in the left side of the drying bin (1), a first motor (3) is installed at the bottom end of the left side of the feeding hole (2), a first spiral conveying roller (4) is fixedly connected to the output end of the first motor (3), a second motor (5) is installed on the right side of the drying bin (1), a rotating shaft (6) is fixedly connected to the output end of the second motor (5), the left side of the rotating shaft (6) is connected with the inner wall of the drying bin (1) through a bearing, a crushing blade (7) is fixedly connected to the outer surface of the rotating shaft (6), a connecting rod (8) is fixedly sleeved on the outer side of the rotating shaft (6), a sleeve rod (9) is fixedly connected to one side, away from each other, of the connecting rod (8), an inserting rod (11) is connected to the inside of the sleeve rod (9) through a first spring (10, the right side of drying bin (1) is provided with dust removal bin (13), and the front both sides of dust removal bin (13) upside are connected with knocking device (14) through the bearing, filter screen (15) are installed on the top of dust removal bin (13), the top of dust removal bin (13) is inserted and is equipped with conveyer pipe (16), and the upside of conveyer pipe (16) is provided with smoke exhaust fan (17), activated carbon deodorizer (18) is installed in the left side of smoke exhaust fan (17), the left side of conveyer pipe (16) is connected with circulating fan (19), and circulating fan (19) are connected with the right side of hot-blast generator (20) through conveyer pipe (16), discharge gate (21) has been seted up to the bottom of drying bin (1), and the right side fixed mounting of discharge gate (21) has third motor (22), the output fixedly connected with second spiral conveying roller (23) of third motor (22), the front surface of the drying bin (1) is provided with a switch button (24).
2. The sludge granulating and drying machine with the dust removing structure as claimed in claim 1, wherein: the feed inlet (2) is internally provided with the speed reducing plates, and the speed reducing plates are distributed on the left side and the right side of the inner wall of the feed inlet (2) from top to bottom.
3. The sludge granulating and drying machine with the dust removing structure as claimed in claim 1, wherein: the utility model discloses a telescopic rod, including loop bar (9), the internal connection of loop bar (9) has the one end of first spring (10), and the other end of first spring (10) is connected with inserted bar (11), inserted bar (11) constitute elastic telescopic structure through first spring (10) and loop bar (9).
4. The sludge granulating and drying machine with the dust removing structure as claimed in claim 1, wherein: one side of the connecting plate (12) which is far away from each other is glued with a hairbrush, and the hairbrush is arranged into an annular structure and is attached to the inner wall of the drying bin (1).
5. The sludge granulating and drying machine with the dust removing structure as claimed in claim 1, wherein: knocking device (14) includes carousel (141), bull stick (142), fixed block (143), second spring (144), carriage release lever (145), strikes ball (146), spout (147) and slider (148), the outside of carousel (141) evenly is connected with bull stick (142), and the inside of bull stick (142) all inserts and is equipped with fixed block (143), fixed block (143) all are connected with bull stick (145) through second spring (144), and one side that bull stick (145) kept away from each other is connected with strikes ball (146).
6. The sludge granulating and drying machine with the dust removing structure as claimed in claim 5, wherein: a sliding groove (147) is formed in the inner wall of the rotating rod (142), a sliding block (148) is inserted into the sliding groove (147), one side, close to each other, of the sliding block (148) is connected with the moving rod (145), and the moving rod (145) and the rotating rod (142) form a sliding structure through the sliding groove (147), the sliding block (148) and the rotating rod (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010318033.6A CN111362557A (en) | 2020-04-21 | 2020-04-21 | Sludge granulation drier with dust removal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010318033.6A CN111362557A (en) | 2020-04-21 | 2020-04-21 | Sludge granulation drier with dust removal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111362557A true CN111362557A (en) | 2020-07-03 |
Family
ID=71205483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010318033.6A Pending CN111362557A (en) | 2020-04-21 | 2020-04-21 | Sludge granulation drier with dust removal structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN111362557A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431755A (en) * | 2020-11-28 | 2021-03-02 | 浙江德清加州农业股份有限公司 | Drainage device for ecological science and technology agriculture |
| CN112851161A (en) * | 2021-01-21 | 2021-05-28 | 李秀群 | Cement drying device |
| CN113028567A (en) * | 2021-03-10 | 2021-06-25 | 华北理工大学 | Haze purifier |
| CN115140920A (en) * | 2022-06-07 | 2022-10-04 | 杭州国泰环保科技股份有限公司 | Bulk material collecting and self-cleaning system for sludge drying and control method |
| CN116141793A (en) * | 2023-02-21 | 2023-05-23 | 湖南倍德睿新材料科技有限公司 | Tab adhesive structure and preparation method thereof |
-
2020
- 2020-04-21 CN CN202010318033.6A patent/CN111362557A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431755A (en) * | 2020-11-28 | 2021-03-02 | 浙江德清加州农业股份有限公司 | Drainage device for ecological science and technology agriculture |
| CN112851161A (en) * | 2021-01-21 | 2021-05-28 | 李秀群 | Cement drying device |
| CN113028567A (en) * | 2021-03-10 | 2021-06-25 | 华北理工大学 | Haze purifier |
| CN115140920A (en) * | 2022-06-07 | 2022-10-04 | 杭州国泰环保科技股份有限公司 | Bulk material collecting and self-cleaning system for sludge drying and control method |
| CN115140920B (en) * | 2022-06-07 | 2023-08-11 | 杭州国泰环保科技股份有限公司 | Bulk material collecting and self-cleaning system for sludge drying and control method |
| CN116141793A (en) * | 2023-02-21 | 2023-05-23 | 湖南倍德睿新材料科技有限公司 | Tab adhesive structure and preparation method thereof |
| CN116141793B (en) * | 2023-02-21 | 2023-09-12 | 湖南倍德睿新材料科技有限公司 | Tab adhesive structure and preparation method thereof |
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Application publication date: 20200703 |