CN212801010U - Crop straw pulping device for papermaking - Google Patents
Crop straw pulping device for papermaking Download PDFInfo
- Publication number
- CN212801010U CN212801010U CN202021208044.0U CN202021208044U CN212801010U CN 212801010 U CN212801010 U CN 212801010U CN 202021208044 U CN202021208044 U CN 202021208044U CN 212801010 U CN212801010 U CN 212801010U
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- China
- Prior art keywords
- sleeve
- hole
- shell
- main shaft
- crop straw
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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.)
- Expired - Fee Related
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- 238000004537 pulping Methods 0.000 title claims abstract description 17
- 239000010902 straw Substances 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 239000002351 wastewater Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000011148 porous material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000000835 fiber Substances 0.000 description 10
- 239000002994 raw material Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 239000011295 pitch Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000010893 paper waste Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 241000609240 Ambelania acida Species 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model provides a crop straw pulping device for papermaking, which comprises a casing and a sleeve; the top of the shell is provided with a groove, and a top cover is arranged at the groove; the sleeve is arranged in the shell, one side of the sleeve is provided with an opening, and a spiral main shaft is arranged in the sleeve; a rotating shaft hole extends out of the spiral main shaft and is connected with a driving assembly; a feeding pipe is arranged on one side of the upper end of the sleeve, which is close to the opening, and a discharging pipe is arranged on one side of the lower end of the sleeve, which is far away from the feeding hole; the surface of the sleeve is also provided with a plurality of sieve pores; the shell is provided with a mounting hole corresponding to the discharge pipe, and one side far away from the mounting hole is provided with a waste discharge port. The utility model discloses a papermaking crop straw pulping device, the sleeve is provided with sieve pores, which can remove redundant moisture in the pulping process; the sleeve and the machine shell are more firmly fixed, and the bottom of the machine shell is provided with a redundant space and a waste discharge port so as to discharge waste water in the production process in time.
Description
Technical Field
The utility model belongs to the field of papermaking equipment, especially, relate to a crop straw slurrying device for papermaking.
Background
Paper is a sheet-like fibrous product used for writing, printing, drawing, packaging, or the like. The plant fiber pulp is produced with water suspension of plant fiber, and through the combination of crossing on net, initial dewatering, compression and stoving. The paper making industry takes the original plant fiber of wood, bamboo, reed and the like and the regenerated fiber of waste paper and the like as raw materials, belongs to the resource constraint industry, and has extremely high dependence degree on fiber sources.
The unreasonable raw material structure, scale structure and lower technical equipment level of the paper industry determine that the consumption of water, energy and materials in the paper industry is higher and becomes a main pollution source, and the paper industry faces greater environmental protection pressure.
As the protection force to the forest is increased, the production raw materials are gradually changed to crop straws. At present, the water content of the primary pulp obtained in straw pulping production is overlarge, and a raw material stirring and drainage device needs to be further improved.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at overcoming the defect that exists among the above-mentioned prior art, provides a crop straw slurrying device for papermaking.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a crop straw pulping device for papermaking comprises a machine base, a machine shell and a sleeve;
the top of the shell is provided with a groove, and a top cover is arranged at the groove; the sleeve is arranged in the shell, one side of the sleeve is provided with an opening, and a spiral main shaft is arranged in the sleeve; a cover plate is correspondingly arranged at the opening of the sleeve, and a rotating shaft hole corresponding to the spiral main shaft is formed in the cover plate; a rotating shaft hole extends out of the spiral main shaft and is connected with a driving assembly;
a feeding pipe is arranged on one side of the upper end of the sleeve, which is close to the opening, and a discharging pipe is arranged on one side of the lower end of the sleeve, which is far away from the feeding hole; the top cover is provided with a first through hole corresponding to the feeding pipe, and the shell is provided with a through hole corresponding to the discharging pipe;
the surface of the sleeve is also provided with a plurality of sieve pores; the sleeve is arranged in the shell close to the upper part, and a redundant space between the sleeve and the bottom of the shell is used for storing wastewater;
the shell is provided with a mounting hole corresponding to the discharge pipe, and one side far away from the mounting hole is provided with a waste discharge port.
Furthermore, a second through hole corresponding to the sleeve is further formed in one side of the machine shell, and the spiral main shaft extends to the outside of the machine shell from the through hole and is connected with the driving assembly.
Furthermore, a sealing bearing is arranged in the rotating shaft hole, and the spiral main shaft is arranged on the sealing bearing; and a shaft mounting plate for mounting the other end of the spiral main shaft is arranged at one end, close to the discharge port, in the sleeve.
Furthermore, a plurality of support frames for supporting the sleeve are arranged in the casing, and the sleeve is fixed with the inner wall of the casing.
Furthermore, a first fixing plate is arranged on one side, close to the discharge port, of the sleeve, the fixing plate is fixedly connected with the sleeve, and the fixing plate is detachably connected with the inner wall of the shell through a screw; one side of the sleeve close to the feed inlet is provided with a second fixing plate, the second fixing plate is provided with a fixing hole corresponding to the sleeve, the sleeve is arranged in the fixing hole, and the second fixing plate is detachably connected with the inner wall of the shell through a screw.
Furthermore, the end part of the feed inlet is also provided with a hopper convenient for feeding.
Compared with the prior art, the utility model discloses following advantage has:
the sleeve is provided with sieve pores, so that redundant water can be removed simultaneously in the pulping process; the sleeve and the machine shell are more firmly fixed, and the bottom of the machine shell is provided with a redundant space and a waste discharge port so as to discharge waste water in the production process in time.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic view of a pulping apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of the internal structure of the device according to the embodiment of the present invention;
fig. 3 is a schematic view of a housing according to an embodiment of the present invention;
fig. 4 is a schematic view of a screw spindle according to an embodiment of the present invention;
fig. 5 is a schematic view of a second fixing plate according to an embodiment of the present invention.
Description of reference numerals:
1. a housing; 2. a hopper; 3. a discharge pipe; 4. a sleeve; 5. a feed pipe; 6. a helical main shaft; 7. A second fixing plate; 8. a first fixing plate; 101. a first through hole; 102. a second through hole; 103. a waste discharge port; 401. and (4) screening holes.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The screw pulp extruder is an extraction equipment for comprehensively utilizing black liquor in pulping and papermaking plants, is used for extracting black liquor of paper pulp with wood, bamboo, bagasse, wheat straw, reed and the like as raw materials, and can also be used for extracting black liquor of black pulp removal of waste paper.
As shown in figures 1-2, the pulping device mainly comprises a spiral main shaft 6, a machine shell 1 and a sleeve 4, and a flexible coupling is used for connecting a screw shaft with an output shaft of a speed reducer.
1. Spiral main shaft
As shown in fig. 4, the spindle is composed of a pitch thread and a collar which are alternately sleeved on the spindle. Each thread and the collar are respectively keyed on the screw shaft. Except that the 1 st section (feeding area) of the screw thread is three circles of equidistant continuous screw threads, all the other sections are in a single-circle open type, the screw pitches of all the sections are different, the screw pitches are gradually reduced from a low-pressure side to a high-pressure side, and the diameters of the hubs are gradually increased to increase the pressure so as to extrude the water in the raw materials.
2. Casing (CN)
As shown in fig. 3, a groove is formed in the top of the casing 1, and a top cover is arranged at the groove; a mounting hole corresponding to the discharge pipe 3 is formed in the machine shell 1, and a waste discharge port 103 is formed in one side far away from the mounting hole; the waste discharge port 103 and the discharge pipe 3 are arranged on two sides respectively, and the waste discharge port 103 is a rectangular port, is large in size and is convenient to clean. The waste discharge port 103 is a rectangular port and has a large size, and a filter screen can be additionally arranged at the waste discharge port 103 for recovering fiber matters.
A second through hole 102 corresponding to the sleeve 4 is further formed in one side of the machine shell 1, and the spiral main shaft 6 extends to the outside of the machine shell 1 from the through hole and is connected with a driving assembly. A sealing bearing is arranged in the rotating shaft hole, and the spiral main shaft 6 is arranged on the sealing bearing; and a shaft mounting plate for mounting the other end of the spiral main shaft 6 is arranged at one end, close to the discharge hole, in the sleeve 4.
A plurality of support frames for supporting the sleeve 4 are arranged in the casing 1, and the sleeve 4 is fixed with the inner wall of the casing 1. A first fixing plate 8 is arranged on one side, close to the discharge hole, of the sleeve 4, the fixing plate is fixedly connected with the sleeve 4, and the fixing plate is detachably connected with the inner wall of the shell 1 through screws; one side that sleeve 4 is close to inlet pipe 5 is equipped with second fixed plate 7, is equipped with the fixed orifices that corresponds with sleeve 4 on the second fixed plate 7, and in the fixed orifices was arranged in to sleeve 4, second fixed plate 7 passed through the screw and can dismantle with casing 1 inner wall and be connected. The end part of the feed inlet is also provided with a hopper 2 convenient for feeding. The second fixing plate 7 is shown in fig. 5.
3. Sleeve barrel
The sleeve 4 is arranged in the machine shell 1, one side of the sleeve 4 is provided with an opening, and a spiral main shaft 6 is arranged in the sleeve 4; a cover plate is correspondingly arranged at the opening of the sleeve 4, and a rotating shaft hole corresponding to the spiral main shaft 6 is arranged on the cover plate; a rotating shaft hole extends out of the spiral main shaft 6 and is connected with a driving assembly; the driving component adopts a driving motor, and a reduction gear set or a belt wheel is arranged between the driving motor and the spiral main shaft 6.
A feeding pipe 5 is arranged on one side of the upper end of the sleeve 4 close to the opening, and a discharging pipe 3 is arranged on one side of the lower end of the sleeve 4 far away from the feeding hole; the top cover is provided with a first through hole 101 corresponding to the feeding pipe 5, and the machine shell 1 is provided with a through hole corresponding to the discharging pipe 3;
the surface of the sleeve is also provided with a plurality of sieve holes 401; the sleeve 4 is arranged in the casing 1 at a position close to the upper part, and a redundant space between the sleeve 4 and the bottom of the casing 1 is used for storing wastewater; the redundant space and the waste discharge port 103 are matched for use, so that waste water in the production process can be better discharged; the sieve pores 401 are used for discharging water in the raw materials, and most of fiber substances move forwards along with the screw rod in the extrusion process due to the fact that the sieve pores 401 are small, and are discharged from the discharge pipe 3; and a very small part of fibers can be extruded together with sewage, so that the normal use is not influenced.
During normal work, the fibre raw materials thing that will follow crop straw earlier stage and obtain is put into from hopper 2, and drive assembly simultaneous working, and unnecessary moisture in the raw materials is got rid of to spiral main shaft 6, and along with spiral main shaft 6's rotation, the fibre thing is discharged from discharging pipe 3, gets into next pulping process, and unnecessary moisture in the raw materials is discharged through waste discharge port 103 after sieve mesh 401 flows out.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a papermaking uses crop straw slurrying device which characterized in that: comprises a shell (1) and a sleeve (4);
the top of the shell (1) is provided with a groove, and a top cover is arranged at the groove; the sleeve (4) is arranged in the shell (1), one side of the sleeve (4) is provided with an opening, and a spiral main shaft (6) is arranged in the sleeve; a cover plate is correspondingly arranged at the opening of the sleeve (4), and a rotating shaft hole corresponding to the spiral main shaft (6) is formed in the cover plate; the spiral main shaft (6) extends out of a rotating shaft hole and is connected with a driving assembly;
a feeding pipe (5) is arranged on one side of the upper end of the sleeve (4) close to the opening, and a discharging pipe (3) is arranged on one side of the lower end of the sleeve (4) far away from the feeding pipe (5); the surface of the sleeve (4) is also provided with a plurality of sieve holes (401); the sleeve (4) is arranged in the casing (1) close to the upper part, and a redundant space between the sleeve (4) and the bottom of the casing (1) is used for storing wastewater;
be equipped with the through-hole that corresponds with inlet pipe (5) on the top cap, be equipped with first through-hole (101) that correspond with discharging pipe (3) on casing (1), keep away from one side of first through-hole (101) and be equipped with waste discharge mouth (103).
2. The crop straw pulping device for papermaking according to claim 1, wherein: and a second through hole (102) corresponding to the sleeve (4) is further formed in one side of the machine shell (1), and the spiral main shaft (6) extends to the outside of the machine shell (1) from the second through hole (102) and is connected with the driving assembly.
3. The crop straw pulping device for papermaking according to claim 1, wherein: a sealing bearing is arranged in the rotating shaft hole, and a spiral main shaft (6) is arranged on the sealing bearing; and a shaft mounting plate for mounting the other end of the spiral main shaft (6) is arranged at one end, far away from the rotating shaft hole, in the sleeve (4).
4. The crop straw pulping device for papermaking according to claim 1, wherein: a plurality of supporting frames for supporting the sleeve (4) are arranged in the casing (1), and the sleeve (4) is fixed with the inner wall of the casing (1).
5. The crop straw pulping device for papermaking according to claim 4, wherein: a first fixing plate (8) is arranged on one side, away from the rotating shaft hole, of the sleeve (4), the first fixing plate (8) is fixedly connected with the sleeve (4), and the first fixing plate (8) is detachably connected with the inner wall of the shell (1) through a screw; one side that sleeve (4) are close to inlet pipe (5) is equipped with second fixed plate (7), is equipped with the fixed orifices that corresponds with sleeve (4) on second fixed plate (7), and second fixed plate (7) can be dismantled with casing (1) inner wall through the screw and be connected.
6. The crop straw pulping device for papermaking according to claim 4, wherein: the end of the feeding pipe (5) is also provided with a hopper (2) convenient for feeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021208044.0U CN212801010U (en) | 2020-06-28 | 2020-06-28 | Crop straw pulping device for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021208044.0U CN212801010U (en) | 2020-06-28 | 2020-06-28 | Crop straw pulping device for papermaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212801010U true CN212801010U (en) | 2021-03-26 |
Family
ID=75098179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021208044.0U Expired - Fee Related CN212801010U (en) | 2020-06-28 | 2020-06-28 | Crop straw pulping device for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212801010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113215846A (en) * | 2021-06-17 | 2021-08-06 | 江苏匡集工业科技有限公司 | Screw shaft for APMP pulping |
-
2020
- 2020-06-28 CN CN202021208044.0U patent/CN212801010U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113215846A (en) * | 2021-06-17 | 2021-08-06 | 江苏匡集工业科技有限公司 | Screw shaft for APMP pulping |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |