CN112501934A - Energy-concerving and environment-protective printing pulping equipment for papermaking - Google Patents
Energy-concerving and environment-protective printing pulping equipment for papermaking Download PDFInfo
- Publication number
- CN112501934A CN112501934A CN202011217209.5A CN202011217209A CN112501934A CN 112501934 A CN112501934 A CN 112501934A CN 202011217209 A CN202011217209 A CN 202011217209A CN 112501934 A CN112501934 A CN 112501934A
- Authority
- CN
- China
- Prior art keywords
- pulping
- servo motor
- tank body
- surface wall
- sleeve
- Prior art date
- 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.)
- Pending
Links
- 238000004537 pulping Methods 0.000 title claims abstract description 100
- 238000007790 scraping Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000012216 screening Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 238000009826 distribution Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 239000011440 grout Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
- D21B1/347—Rotor assemblies
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/16—Cylinders and plates for screens
Abstract
The invention discloses energy-saving and environment-friendly pulping equipment for printing and papermaking, which comprises a tank body, wherein a cavity is arranged in the tank body, an opening is formed in the upper end of the cavity, a first servo motor is fixed at the bottom of the tank body, an output shaft of the first servo motor penetrates through the bottom of the tank body, a first rotating shaft is fixed on the output shaft of the first servo motor, a first pulping blade is fixed on the first rotating shaft, a first spiral blade is fixed on the first rotating shaft, a pulping sleeve is arranged in the cavity, and a pulp scraping mechanism is arranged on the inner surface wall of the tank body. According to the invention, the second pulping blade and the second helical blade are used for primary pulping of raw materials, the pulp enters the cavity and is subjected to secondary pulping by the first pulping blade and the first helical blade, the screen is used for screening out large waste residues for recycling, the pulp scraping plate can be used for cleaning the pulp on the inner wall of the equipment, the mechanical loss of the pulping equipment is reduced, and the working efficiency of the pulping equipment is improved.
Description
Technical Field
The invention relates to the technical field of printing and papermaking equipment, in particular to energy-saving and environment-friendly pulping equipment for printing and papermaking.
Background
Paper is an important material, is widely applied to the fields of books, packaging and the like, is an important consumable material, the existing paper is usually subjected to pulping treatment by pulping equipment in the production process, the quality of the obtained pulp can affect the quality of the paper to a great extent, and the pulping equipment is important equipment in the pulping process of recycled paper and is mainly used for pulping boards, waste books, waste cartons and the like.
The existing pulping equipment cannot timely clear and throw away slurry adhered to the inner wall of the pulping equipment in the pulping process, mechanical loss of the pulping equipment can be increased, extra resources are wasted, the working efficiency of the pulping equipment can be reduced by manual cleaning in the follow-up process, and large waste residues are not collected and recycled, so that the energy conservation and the environmental protection are not facilitated.
Disclosure of Invention
The invention aims to solve the problems of low detection efficiency and automation degree and high labor intensity, and provides energy-saving and environment-friendly pulping equipment for printing and papermaking.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an energy-concerving and environment-protective printing pulping equipment for papermaking, which comprises a tank body, the internal cavity that is equipped with of jar, the cavity upper end is equipped with the opening, jar body bottom is fixed with first servo motor, first servo motor's output shaft runs through jar body bottom extremely in the cavity, the first rotation axis of vertical direction fixedly connected with is followed at first servo motor's output shaft top, fixedly connected with a plurality of along the first pulping blade of circumference distribution on the outer table wall of first rotation axis is located first pulping blade top fixedly connected with is the first helical blade of heliciform distribution on the outer table wall of first rotation axis is located first helical blade top be equipped with the pulping sleeve in the cavity, be equipped with on the internal table wall of jar and scrape thick liquid mechanism.
As a further description of the above technical solution:
the outer table wall in the telescopic both sides of pulped pulp all through the second rotation axis with the interior table wall of the jar body rotates and connects, be fixed with second servo motor on the outer table wall in jar body one side, the second rotation axis is kept away from pulped pulp sleeve one end runs through the outer table wall of jar body and through the connecting axle with second servo motor rotates and connects, the pulped pulp sleeve with second servo motor sets up perpendicularly.
As a further description of the above technical solution:
be equipped with the cavity in the pulping sleeve and its one end is equipped with the feed inlet, the cavity with the feed inlet intercommunication, be equipped with the through-hole that a plurality of is equidistant along circumference distribution on the outer wall of pulping sleeve, the through-hole runs through the outer table wall of pulping sleeve extremely the cavity, be equipped with in the pulping sleeve rather than assorted ring screen, the outer table wall of screen cloth with table wall contact in the pulping sleeve, be equipped with the sieve mesh that a plurality of is equidistant along circumference distribution on the outer wall of screen cloth, the sieve mesh runs through the outer table wall of screen cloth, sieve mesh diameter is not more than the through-hole diameter, telescopic feed inlet department of pulping is equipped with the cover, the cover with the connection can be dismantled to the pulping sleeve.
As a further description of the above technical solution:
the utility model discloses a pulping machine, including the pulping sleeve, be fixed with third servo motor in the pulping sleeve with be fixed with third servo motor on the table wall in the opposite one side of feed inlet, third servo motor rotates through the output shaft along the horizontal direction and is connected with the third rotation axis, fixedly connected with a plurality of second pulping blade along circumference distribution on the outer table wall of third rotation axis, second pulping blade is kept away from third servo motor one side fixedly connected with is the second helical blade that the heliciform distributes on the outer table wall of third rotation axis.
As a further description of the above technical solution:
scrape pulp grinder and be equipped with lead screw and slide bar, all be equipped with along vertical direction on two relative interior table walls of jar body the lead screw with the slide bar, the lead screw pass through the fixed plate with jar internal table wall rotates to be connected, the slide bar passes through the fixed plate with jar internal table wall fixed connection, threaded connection has nut seat on the lead screw, sliding connection has the slide on the slide bar, nut seat with fixedly connected with scrapes the thick liquid board between the slide, be fixed with fourth servo motor on the jar internal table wall, the lead screw top is run through the fixed plate and through the belt with fourth servo motor's output transmission is connected.
As a further description of the above technical solution:
the third servo motor with the fourth servo motor outside all is equipped with the protection casing, jar body opening part be equipped with rather than assorted top cap, the top cap with jar body can be dismantled and be connected, jar body bottom is equipped with two at least grout outlets, grout outlet with cavity bottom intercommunication.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the invention, the second pulping blade and the second helical blade in the pulping sleeve are used for primary pulping of raw materials, the pulp enters the cavity through the sieve holes and the through holes, the first pulping blade and the first helical blade are used for secondary pulping of the pulp, the screen can screen out large waste residues, the screen is taken out subsequently, the large waste residues on the screen are subjected to secondary processing and recycling, the environment is protected, the pulp scraping plate can be used for cleaning the pulp thrown out and adhered to the inner wall of the pulping equipment, the mechanical loss of the pulping equipment is reduced, and the working efficiency of the pulping equipment is improved.
Drawings
FIG. 1 is a schematic view of a main structure of a pulp crushing apparatus according to the present invention;
FIG. 2 is a schematic sectional view showing the internal structure of the pulp crushing apparatus according to the present invention;
FIG. 3 is a schematic view of a main body structure of the pulping sleeve of the present invention;
FIG. 4 is a schematic cross-sectional view of the inner structure of the pulping sleeve according to the invention;
fig. 5 is a schematic structural view of a pulp scraping mechanism in the invention.
Illustration of the drawings:
1. a tank body; 2. a cavity; 3. a first servo motor; 4. a first rotating shaft; 5. a first pulp crushing blade; 6. a first helical blade; 7. a pulping sleeve; 8. a second rotation shaft; 9. a second servo motor; 10. a through hole; 11. screening a screen; 12. screening holes; 13. a cylinder cover; 14. a third servo motor; 15. a third rotation axis; 16. a second pulp crushing blade; 17. a second helical blade; 18. a lead screw; 19. a slide bar; 20. a fixing plate; 21. a nut seat; 22. a slide base; 23. a scraping plate; 24. a fourth servo motor; 25. a top cover; 26. and a pulp outlet.
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.
The first embodiment is as follows:
referring to fig. 1-5, an energy-saving and environment-friendly pulp crushing device for printing and papermaking comprises a tank body 1, a cavity 2 is arranged in the tank body 1, an opening is arranged at the upper end of the cavity 2, a first servo motor 3 is fixed at the bottom of the tank body 1, an output shaft of the first servo motor 3 penetrates through the bottom of the tank body 1 to the cavity 2, a first rotating shaft 4 is fixedly connected to the top of the output shaft of the first servo motor 3 along the vertical direction, a plurality of first pulp crushing blades 5 distributed along the circumferential direction are fixedly connected to the outer surface wall of the first rotating shaft 4 above the first pulp crushing blades 5, first spiral blades 6 distributed in a spiral shape are fixedly connected to the outer surface wall of the first rotating shaft 4, the first pulp crushing blades 5 and the first spiral blades 6 carry out secondary pulp crushing on pulp, a pulp crushing sleeve 7 is arranged in the cavity 2 above the first spiral blades 6, and a pulp scraping mechanism is arranged on the inner surface wall, the inner surface wall of the tank body 1 is scraped, the outer surface walls of two sides of a pulping sleeve 7 are rotatably connected with the inner surface wall of the tank body 1 through a second rotating shaft 8, a second servo motor 9 is fixed on the outer surface wall of one side of the tank body 1, one end of the second rotating shaft 8, far away from the pulping sleeve 7, penetrates through the outer surface wall of the tank body 1 and is rotatably connected with the second servo motor 9 through a connecting shaft, the pulping sleeve 7 and the second servo motor 9 are vertically arranged, the second servo motor 9 controls the pulping sleeve 7 to rotate, a cavity is arranged in the pulping sleeve 7, a feeding hole is arranged at one end of the pulping sleeve 7, the cavity is communicated with the feeding hole, a plurality of through holes 10 are arranged on the outer surface wall of the pulping sleeve 7 at equal intervals along the circumferential direction, the through holes 10 penetrate through the outer surface wall of the pulping sleeve 7 to the cavity, an annular screen 11 matched with the pulping sleeve 7 is arranged in the pulping sleeve 7, the outer surface wall of the screen 11 is contacted with the inner surface wall of the pulping, the sieve pores 12 penetrate through the outer surface wall of the sieve mesh 11, the diameter of the sieve pores 12 is not more than that of the through holes 10, the sieve mesh 11 sieves large waste residues, the feed inlet of the pulping sleeve 7 is provided with a cylinder cover 13, the cylinder cover 13 is detachably connected with the pulping sleeve 7, the inner surface wall of one side of the pulping sleeve 7, which is opposite to the feed inlet, is fixedly provided with a third servo motor 14, the third servo motor 14 is rotatably connected with a third rotating shaft 15 through an output shaft along the horizontal direction, the outer surface wall of the third rotating shaft 15 is fixedly connected with a plurality of second pulping blades 16 which are distributed along the circumferential direction, the outer surface wall of the third rotating shaft 15, which is far away from the third servo motor 14, of the second pulping blades 16 is fixedly connected with a second helical blade 17 which is distributed along the helical shape, the second pulping blades 16 and the second helical blades 17 carry out primary pulping on raw materials, the pulp scraping mechanism is provided with a lead screw 18 and a slide bar 19, the two opposite inner surface walls of the tank body, the lead screw 18 and the slide bar 19 are arranged in parallel, the lead screw 18 is rotationally connected with the inner surface wall of the tank body 1 through a fixing plate 20, the slide bar 19 is fixedly connected with the inner surface wall of the tank body 1 through the fixing plate 20, a nut seat 21 is connected on the lead screw 18 in a threaded manner, a slide seat 22 is connected on the slide bar 19 in a sliding manner, a pulp scraping plate 23 is fixedly connected between the nut seat 21 and the slide seat 22, a fourth servo motor 24 is fixed on the inner surface wall of the tank body 1, the top end of the lead screw 18 penetrates through the fixing plate 20 and is in transmission connection with the output end of the fourth servo motor 24 through a belt, the fourth servo motor 24 controls the lead screw 18 to rotate so as to drive the pulp scraping plate 23 to move up and down on the inner surface wall of the tank body 1, the pulp scraping plate 23 cleans pulp thrown out of pulp adhered to the inner wall of the pulp crushing device, the mechanical loss of the pulp crushing device is reduced, inside avoiding thick liquids to get into the motor, jar body 1 opening part be equipped with rather than assorted top cap 25, top cap 25 can dismantle with jar body 1 and be connected, jar body 1 bottom is equipped with two at least grout outlets 26, grout outlet 26 and cavity 2 bottom intercommunication for arrange thick liquid, be provided with the control valve on the grout outlet 26.
The working principle is as follows: when the pulping machine is used, the top cover 25 is opened, the second servo motor 9 controls the pulping sleeve 7 to rotate through the second rotating shaft 8, the pulping sleeve 7 rotates until the cylinder cover 13 is positioned right above, the cylinder cover 13 is opened, raw materials are poured into the pulping sleeve 7, the cylinder cover 13 is covered, the second servo motor 9 controls the pulping sleeve 7 to rotate and reset, the top cover 25 is covered, the third servo motor 14 controls the second pulping blade 16 and the second spiral blade 17 to carry out primary pulping on the raw materials, the pulp enters the cavity 2 through the sieve holes 12 and the through holes 10, the first servo motor 3 controls the first pulping blade 5 and the first spiral blade 6 to carry out secondary pulping on the pulp, in the pulping process, the fourth servo motor 24 controls the output end to rotate, the output end drives the screw rod 18 to synchronously rotate through a belt, the nut seat 21 moves on the screw rod 18 along the vertical direction under the action of the screw rod 18, the nut seat 21 drives the sliding seat 22 and the pulp scraping plate 23 to synchronously move, clear up the thick liquids of adhesion on the pulping equipment inner wall, the thick liquids after the secondary pulping through go out thick liquid mouth 26 discharge jar body 1, the pulping is accomplished, opens top cap 25 and cover 13, takes out the screen cloth 11 in the pulping sleeve 7, collects the bold waste residue on the screen cloth 11, is convenient for follow-up carry out secondary operation circulation to it and recycles.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The energy-saving and environment-friendly pulping equipment for printing and papermaking comprises a tank body (1) and is characterized in that a cavity (2) is arranged in the tank body (1), an opening is formed in the upper end of the cavity (2), a first servo motor (3) is fixed at the bottom of the tank body (1), an output shaft of the first servo motor (3) penetrates through the bottom of the tank body (1) to the inside of the cavity (2), a first rotating shaft (4) is fixedly connected to the top of the output shaft of the first servo motor (3) along the vertical direction, a plurality of first pulping blades (5) distributed along the circumferential direction are fixedly connected to the outer surface wall of the first rotating shaft (4), first spiral blades (6) distributed in a spiral shape are fixedly connected to the outer surface wall of the first rotating shaft (4) above the first pulping blades (5), and a pulping sleeve (7) is arranged in the cavity (2) above the first spiral blades (6), and a pulp scraping mechanism is arranged on the inner surface wall of the tank body (1).
2. The energy-saving and environment-friendly pulping equipment for printing and papermaking according to claim 1, wherein the outer walls of two sides of the pulping sleeve (7) are rotatably connected with the inner surface wall of the tank body (1) through a second rotating shaft (8), a second servo motor (9) is fixed on the outer surface wall of one side of the tank body (1), one end of the second rotating shaft (8) far away from the pulping sleeve (7) penetrates through the outer surface wall of the tank body (1) and is rotatably connected with the second servo motor (9) through a connecting shaft, and the pulping sleeve (7) and the second servo motor (9) are vertically arranged.
3. The energy-saving and environment-friendly pulp crushing device for printing and papermaking as claimed in claim 2, wherein a cavity is formed in the pulp crushing sleeve (7) and a feed inlet is formed at one end of the pulp crushing sleeve, the cavity is communicated with the feed inlet, a plurality of through holes (10) are formed in the outer wall of the pulp crushing sleeve (7) and are distributed along the circumferential direction at equal intervals, the through holes (10) penetrate through the outer surface wall of the pulp crushing sleeve (7) to the cavity, an annular screen (11) matched with the cavity is formed in the pulp crushing sleeve (7), the outer surface wall of the screen (11) is in contact with the inner surface wall of the pulp crushing sleeve (7), a plurality of sieve holes (12) are formed in the outer surface wall of the screen (11) and are distributed along the circumferential direction at equal intervals, the sieve holes (12) penetrate through the outer surface wall of the screen (11), and the diameter of the sieve holes (12) is not larger, the feed inlet department of pulping sleeve (7) is equipped with cover (13), cover (13) with pulping sleeve (7) can be dismantled and be connected.
4. The energy-saving and environment-friendly pulping equipment for printing and papermaking according to claim 3, wherein a third servo motor (14) is fixed on the inner surface wall of one side of the pulping sleeve (7) opposite to the feeding port, the third servo motor (14) is rotatably connected with a third rotating shaft (15) through an output shaft along the horizontal direction, a plurality of second pulping blades (16) distributed along the circumferential direction are fixedly connected on the outer surface wall of the third rotating shaft (15), and second spiral blades (17) distributed in a spiral shape are fixedly connected on the outer surface wall of the third rotating shaft (15) on one side of the second pulping blade (16) far away from the third servo motor (14).
5. The energy-saving and environment-friendly pulping equipment for printing and papermaking according to claim 4, wherein the pulping mechanism is provided with a lead screw (18) and a slide rod (19), the lead screw (18) and the slide rod (19) are arranged on two opposite inner surface walls of the tank body (1) along the vertical direction, the lead screw (18) is rotatably connected with the inner surface wall of the tank body (1) through a fixing plate (20), the slide rod (19) is fixedly connected with the inner surface wall of the tank body (1) through the fixing plate (20), a nut seat (21) is in threaded connection with the lead screw (18), a sliding seat (22) is in sliding connection with the slide rod (19), a pulping plate (23) is fixedly connected between the nut seat (21) and the sliding seat (22), a fourth servo motor (24) is fixed on the inner surface wall of the tank body (1), and the top end of the lead screw (18) penetrates through the fixing plate (20) and is connected with the fourth servo motor (24) through a belt The output end is in transmission connection.
6. The energy-saving and environment-friendly printing and papermaking pulping equipment according to claim 5, wherein protective covers are arranged on the outer sides of the third servo motor (14) and the fourth servo motor (24), a top cover (25) matched with the third servo motor is arranged at an opening of the tank body (1), the top cover (25) is detachably connected with the tank body (1), at least two pulp outlets (26) are formed in the bottom of the tank body (1), and the pulp outlets (26) are communicated with the bottom of the cavity (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217209.5A CN112501934A (en) | 2020-11-04 | 2020-11-04 | Energy-concerving and environment-protective printing pulping equipment for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217209.5A CN112501934A (en) | 2020-11-04 | 2020-11-04 | Energy-concerving and environment-protective printing pulping equipment for papermaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112501934A true CN112501934A (en) | 2021-03-16 |
Family
ID=74956110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011217209.5A Pending CN112501934A (en) | 2020-11-04 | 2020-11-04 | Energy-concerving and environment-protective printing pulping equipment for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112501934A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164700A (en) * | 2021-11-18 | 2022-03-11 | 中冶美利云产业投资股份有限公司 | Production process and production device of high-bulk artistic paperboard |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2372303A1 (en) * | 2001-10-17 | 2002-06-19 | Aikawa Iron Works Co., Ltd. | Pulp heating apparatus |
| CN106436406A (en) * | 2016-08-31 | 2017-02-22 | 新昌县城关宾立机械厂 | Pulping machine with secondary pulping function |
| CN205975181U (en) * | 2016-08-22 | 2017-02-22 | 江阴奇南机械有限公司 | Pulper |
| CN208104871U (en) * | 2018-04-17 | 2018-11-16 | 邓州市华鑫纸业有限公司 | A kind of paper grade (stock) environment-friendly pulping equipment |
| CN209397422U (en) * | 2018-12-27 | 2019-09-17 | 山东九久新材料有限公司 | A kind of regenerated papermaking recovery processing regenerating unit |
| CN210151478U (en) * | 2019-05-27 | 2020-03-17 | 江西双林纸业有限公司 | Recycled paper preparation is with thick liquids mixing arrangement with crushing function |
| CN211146075U (en) * | 2019-10-18 | 2020-07-31 | 北京金海鑫压力容器制造有限公司 | Precooling device of ultra-large low-temperature liquefied natural gas storage tank |
| CN211498275U (en) * | 2019-12-18 | 2020-09-15 | 奉新县楠溪江实业有限公司 | Pulping device is used in production of bamboo fibre paper handkerchief |
-
2020
- 2020-11-04 CN CN202011217209.5A patent/CN112501934A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2372303A1 (en) * | 2001-10-17 | 2002-06-19 | Aikawa Iron Works Co., Ltd. | Pulp heating apparatus |
| CN205975181U (en) * | 2016-08-22 | 2017-02-22 | 江阴奇南机械有限公司 | Pulper |
| CN106436406A (en) * | 2016-08-31 | 2017-02-22 | 新昌县城关宾立机械厂 | Pulping machine with secondary pulping function |
| CN208104871U (en) * | 2018-04-17 | 2018-11-16 | 邓州市华鑫纸业有限公司 | A kind of paper grade (stock) environment-friendly pulping equipment |
| CN209397422U (en) * | 2018-12-27 | 2019-09-17 | 山东九久新材料有限公司 | A kind of regenerated papermaking recovery processing regenerating unit |
| CN210151478U (en) * | 2019-05-27 | 2020-03-17 | 江西双林纸业有限公司 | Recycled paper preparation is with thick liquids mixing arrangement with crushing function |
| CN211146075U (en) * | 2019-10-18 | 2020-07-31 | 北京金海鑫压力容器制造有限公司 | Precooling device of ultra-large low-temperature liquefied natural gas storage tank |
| CN211498275U (en) * | 2019-12-18 | 2020-09-15 | 奉新县楠溪江实业有限公司 | Pulping device is used in production of bamboo fibre paper handkerchief |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164700A (en) * | 2021-11-18 | 2022-03-11 | 中冶美利云产业投资股份有限公司 | Production process and production device of high-bulk artistic paperboard |
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Application publication date: 20210316 |
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