CN110253931B - Auger for spiral extrusion type solid-liquid separator - Google Patents
Auger for spiral extrusion type solid-liquid separator Download PDFInfo
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- CN110253931B CN110253931B CN201910673193.XA CN201910673193A CN110253931B CN 110253931 B CN110253931 B CN 110253931B CN 201910673193 A CN201910673193 A CN 201910673193A CN 110253931 B CN110253931 B CN 110253931B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/121—Screw constructions
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Abstract
The invention relates to the technical field of solid-liquid separators, and discloses a spiral for a spiral extrusion type solid-liquid separator, which comprises a winch shaft and a spiral hinge blade fixedly sleeved outside the winch shaft, wherein a pressure-bearing mechanism is arranged at the front end of the winch shaft and positioned at the end face of the spiral hinge blade, the end part of the pressure-bearing mechanism is attached to the end part spiral surface of the spiral hinge blade, the side surface of the pressure-bearing mechanism is a conical surface, and the pressure-bearing mechanism is composed of a front pressure-bearing sleeve and a rear pressure-bearing sleeve. The end part of the spiral hinge is additionally provided with the pressure-bearing mechanism, the pressure-bearing mechanism bears the axial reaction force from the extrusion of the material at the front end of the solid-liquid separator body, and the shear bolt bears the main action force, so that the end part of the spiral hinge can be effectively protected, meanwhile, the conical side surface is arranged to divide the axial reaction force into component force to extrude the cylinder wall, a certain extrusion effect is formed between the material and the cylinder wall, and the adverse bending moment influence generated by the axial reaction force borne by the pressure-bearing mechanism is further reduced.
Description
Technical Field
The invention relates to the technical field of solid-liquid separators, in particular to a screw for a screw extrusion type solid-liquid separator.
Background
Spiral extrusion formula solid-liquid separation machine comprises organism, mesh screen, extrusion auger, counter weight, discharge tube etc. and its working process is: the non-clogging pump pumps the non-fermented liquid dung into the machine body, the liquid dung is discharged in an accelerating way under the action of the vibration motor, at the moment, the extrusion packing auger pushes the liquid dung to the front of the machine body gradually through power transmission, and meanwhile, the pressure of the front edge is continuously increased, so that the moisture in the material is forced to be extruded out of the mesh screen under the action of the side pressing filter and flows out of the drain pipe.
The blade at the front end of the extrusion packing auger of the filter-press separator is gradually subjected to a large axial extrusion force along with the progress of extrusion work, and the blade at the rear end of the extrusion packing auger is subjected to a small axial reaction force, so that the vulnerable part of the packing auger blade is also positioned at the front end, in order to protect the service life of the packing auger blade, the manufacturing process of the packing auger blade is enhanced or the extrusion force at the front end is reduced (i.e. the water removal amount of the filter-press solid-liquid separation is reduced), the two modes are adopted, or the packing auger process and the use cost are improved, or the solid-liquid separation result and the subsequent drying treatment process cost are influenced, and therefore, the improved extrusion packing auger is provided and aims to solve the problems.
Disclosure of Invention
Aiming at the defects of the existing extrusion auger of the spiral extrusion type solid-liquid separator in the background technology in the using process, the invention provides the auger for the spiral extrusion type solid-liquid separator, which has the advantages of higher extrusion resistance and longer service life, and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a auger for spiral extrusion formula solid-liquid separation machine, connects in the outside spiral hank leaf of hank axle including hank axle and fixed cover, the front end of hank axle and the terminal surface position that is located spiral hank leaf are equipped with pressure-bearing mechanism, the tip laminating spiral face of spiral hank leaf of pressure-bearing mechanism, pressure-bearing mechanism's side surface is the conical surface, pressure-bearing mechanism bears the cover by preceding and bears the cover with the back and constitutes, the one end that preceding held the cover and the back held the cover all corresponds the position spiral face laminating with the tip of spiral hank leaf, preceding held the cover and the back held the cover and pass through shear force bolt fixed mounting in the outside of hank axle respectively, the contact side that preceding held the cover and the back held the cover passes through fastening bolt fixed connection as an organic whole.
Preferably, the free ends of the front pressure bearing sleeve and the rear pressure bearing sleeve are both provided with concave arc-shaped surfaces.
Preferably, the front pressure-bearing sleeve and the rear pressure-bearing sleeve are respectively made of cast iron and cast aluminum, and the volume fraction of the front pressure-bearing sleeve and the rear pressure-bearing sleeve is 1: 3.
Preferably, the ends of the shear bolt and the fastening bolt are both provided with inner screw ports and are positioned in the surface of the pressure-bearing mechanism after being screwed and fixed.
The invention has the following beneficial effects:
1. the end part of the spiral hinge is additionally provided with the pressure-bearing mechanism, the pressure-bearing mechanism bears the axial reaction force from the extrusion of the material at the front end of the solid-liquid separator body, and the shear bolt bears the main action force, so that the end part of the spiral hinge can be effectively protected, meanwhile, the conical side surface is arranged to divide the axial reaction force into component force to extrude the cylinder wall, a certain extrusion effect is formed between the material and the cylinder wall, and the adverse bending moment influence generated by the axial reaction force borne by the pressure-bearing mechanism is further reduced.
2. According to the invention, the pressure-bearing mechanism is additionally arranged at the front end of the spiral hinge blade, so that the reserved space between the spiral hinge blade and the front end of the solid-liquid separator can be reduced, the solid material remained in the machine body is reduced at the final stage of single filter pressing operation, and the cleaning operation is facilitated.
3. According to the invention, the front bearing sleeve and the rear bearing sleeve are respectively arranged on two sides of the hinge shaft by different materials and are set according to the material density and the volume ratio, so that the dynamic balance problem of the hinge shaft after the pressure-bearing mechanism is additionally arranged can be effectively solved, and the running stability of equipment is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic rear perspective view of fig. 1 according to the present invention.
In the figure: 1. twisting a shaft; 2. spirally twisting leaves; 3. a pressure-bearing mechanism; 3a, a front pressure bearing sleeve; 3b, a rear pressure sleeve; 4. a shear bolt; 5. and fastening the bolt.
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. 1-2, the auger for the spiral extrusion type solid-liquid separator comprises a winch shaft 1 and a spiral winch blade 2 fixedly sleeved outside the winch shaft 1, wherein a pressure bearing mechanism 3 is arranged at the front end of the winch shaft 1, the end part of the pressure bearing mechanism 3 is attached to the spiral surface of the spiral winch blade 2, the side surface of the pressure bearing mechanism 3 is a conical surface, the pressure bearing mechanism 3 is composed of a front pressure bearing sleeve 3a and a rear pressure bearing sleeve 3b, one end of the front pressure bearing sleeve 3a and one end of the rear pressure bearing sleeve 3b are both attached to the spiral surface of the end part of the spiral winch blade 2, the front pressure bearing sleeve 3a and the rear pressure bearing sleeve 3b are fixedly installed outside the winch shaft 1 through shear bolts 4 respectively, and the contact sides of the front pressure bearing sleeve 3a and the rear pressure bearing sleeve 3b are fixedly connected into a whole through fastening bolts 5.
Therefore, the pressure-bearing mechanism 3 is essentially that the spiral blade is transformed into a solid spiral conical surface at the end part of the spiral twisted blade 2, only one circle of spiral is carried out, an open channel exists at the starting point and the ending point of the pressure-bearing mechanism 3 to realize the spiral pushing of the material, the front pressure-bearing sleeve 3a and the rear pressure-bearing sleeve 3b are respectively and fixedly arranged outside the twisted shaft 1 through two shear bolts 4, and the front pressure-bearing sleeve 3a and the rear pressure-bearing sleeve 3b are fixedly connected through the fastening bolt 5, so that the extrusion reaction force at the end part of the spiral twisted blade 2 is directly acted on the pressure-bearing mechanism 3 in the process of ensuring the material to be still pushed, the shear bolts 4 play a main pressure-bearing role, the adverse bending moment effect caused by the axial reaction force at the end part of the spiral twisted blade 2 can be greatly released, and the spiral twisted blade 2 can be better protected, the service life of the spiral twisting blade 2 is prolonged. On the other hand, the conical surface of pressure-bearing mechanism 3 not only can play the effect of impelling the material, can also share the direction of perpendicular to conical surface with receiving the axial force, become the promotion direction of extrusion material to section of thick bamboo inner wall by the axial, the promotion of original material extrudees along the axial promptly, present material promotes extrudees along oblique the place ahead, further reduces the moment of flexure that reaction force brought pressure-bearing mechanism 3, effectively utilizes the section of thick bamboo wall to form extrusion mechanism simultaneously, better reach the filter-pressing effect. In addition, the end part is additionally provided with the pressure bearing mechanism 3, so that the reserved space between the spiral hinge blade 2 and the front end of the machine body can be reduced, solid materials remained in the machine body can be reduced at the final stage of single extrusion operation, and the cleaning operation is convenient.
Wherein, the free end of preceding pressure-bearing cover 3a and back pressure-bearing cover 3b all establishes to the concave arc face, and this concave arc face is the material that suitably improves on the one hand and reserves between preceding pressure-bearing cover 3a and back pressure-bearing cover 3b and extrudes into the passageway space, and on the other hand is convenient for push out the side the place ahead with the material with spiral extrusion form, forms extrusion mechanism with the bobbin wall.
Wherein, the front pressure-bearing sleeve 3a and the rear pressure-bearing sleeve 3b are respectively made of cast iron and cast aluminum, and the volume fraction is 1: 3. Considering that the solid object block is fixedly installed outside the hinge shaft 1, the fixed shaft of the hinge shaft 1 rotates to have an eccentric part to generate adverse vibration and affect the stability of the operation of the equipment, the two parts of the pressure bearing mechanism 3 are respectively made of cast iron and cast aluminum according to the volume ratio to achieve mass symmetry balance, so that the hinge shaft 1 with the pressure bearing mechanism 3 installed additionally achieves dynamic balance during rotation.
The ends of the shear bolt 4 and the fastening bolt 5 are both provided with inner screw ports and are positioned in the surface of the pressure-bearing mechanism 3 after being screwed, so that the pressure-bearing mechanism 3 can be conveniently installed and replaced, and meanwhile, the resistance in the extrusion rotation process is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a spiral extrusion formula auger for solid-liquid separation machine, includes hinge (1) and fixed cover connect in the outside spiral hinge leaf (2) of hinge (1), its characterized in that: the end face position of the front end of the winch shaft (1) and the end face position of the spiral hinge blade (2) is provided with a pressure-bearing mechanism (3), the end part of the pressure-bearing mechanism (3) is attached to the end part spiral face of the spiral hinge blade (2), the side surface of the pressure-bearing mechanism (3) is a conical face, the pressure-bearing mechanism (3) is composed of a front pressure-bearing sleeve (3a) and a rear pressure-bearing sleeve (3b), one end of the front pressure-bearing sleeve (3a) and one end of the rear pressure-bearing sleeve (3b) are both attached to the spiral face at the position corresponding to the end part of the spiral hinge blade (2), the front pressure-bearing sleeve (3a) and the rear pressure-bearing sleeve (3b) are fixedly arranged outside the winch shaft (1) through shear bolts (4), and the contact sides of the front pressure-bearing sleeve (3a) and the rear pressure-bearing sleeve (3b) are fixedly connected into a whole through fastening bolts (5; the front pressure-bearing sleeve (3a) and the rear pressure-bearing sleeve (3b) are respectively made of cast iron and cast aluminum, and the volume fraction of the front pressure-bearing sleeve and the rear pressure-bearing sleeve is 1: 3;
the arrangement of the pressure-bearing mechanism (3) is characterized in that the end part of the spiral twisted blade (2) is transformed into a solid spiral conical surface, only one circle of spiral is carried out, and open channels exist at the starting point and the ending point of the pressure-bearing mechanism (3) to realize the spiral pushing of materials; the conical surface of the pressure-bearing mechanism (3) not only can play a role of propelling materials, but also can share the axial force to the direction vertical to the conical surface, the pushing direction of the extruded materials is changed from the axial direction to the inner wall of the cylinder, namely the pushing of the original materials is extruded along the axial direction, the existing materials are pushed to be extruded along the oblique front direction, the bending moment of the reaction force to the pressure-bearing mechanism (3) is further reduced, and meanwhile, the cylinder wall is effectively utilized to form the extruding mechanism, so that the filter pressing effect is better achieved; the end part is additionally provided with the pressure-bearing mechanism (3), so that the reserved space between the spiral hinge blade (2) and the front end of the machine body can be reduced, and the solid materials remained in the machine body can be reduced at the final stage of single extrusion operation, so that the cleaning operation is facilitated.
2. The auger for the screw extrusion type solid-liquid separator according to claim 1, wherein: the free ends of the front pressure bearing sleeve (3a) and the rear pressure bearing sleeve (3b) are both provided with concave arc surfaces.
3. The auger for the screw extrusion type solid-liquid separator according to claim 1, wherein: the ends of the shear bolt (4) and the fastening bolt (5) are both provided with inner screw ports and are positioned in the surface of the pressure-bearing mechanism (3) after being screwed and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673193.XA CN110253931B (en) | 2019-07-24 | 2019-07-24 | Auger for spiral extrusion type solid-liquid separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673193.XA CN110253931B (en) | 2019-07-24 | 2019-07-24 | Auger for spiral extrusion type solid-liquid separator |
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| Publication Number | Publication Date |
|---|---|
| CN110253931A CN110253931A (en) | 2019-09-20 |
| CN110253931B true CN110253931B (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910673193.XA Active CN110253931B (en) | 2019-07-24 | 2019-07-24 | Auger for spiral extrusion type solid-liquid separator |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1266055A (en) * | 1968-06-06 | 1972-03-08 | ||
| US3762537A (en) * | 1971-09-24 | 1973-10-02 | K Lutz | Replaceable shoe for auger |
| CN101437671A (en) * | 2006-05-08 | 2009-05-20 | 安德里特斯公开股份有限公司 | Support with wearing parts for screw presses |
| CN103189194A (en) * | 2010-09-10 | 2013-07-03 | 多普施塔特法米利恩霍尔丁有限公司 | Conveyor worm |
| DE202013011787U1 (en) * | 2013-07-12 | 2014-07-04 | Voith Patent Gmbh | screw Press |
| DE102015212008A1 (en) * | 2015-06-29 | 2016-12-29 | Voith Patent Gmbh | screw Press |
-
2019
- 2019-07-24 CN CN201910673193.XA patent/CN110253931B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1266055A (en) * | 1968-06-06 | 1972-03-08 | ||
| US3762537A (en) * | 1971-09-24 | 1973-10-02 | K Lutz | Replaceable shoe for auger |
| CN101437671A (en) * | 2006-05-08 | 2009-05-20 | 安德里特斯公开股份有限公司 | Support with wearing parts for screw presses |
| CN103189194A (en) * | 2010-09-10 | 2013-07-03 | 多普施塔特法米利恩霍尔丁有限公司 | Conveyor worm |
| DE202013011787U1 (en) * | 2013-07-12 | 2014-07-04 | Voith Patent Gmbh | screw Press |
| DE102015212008A1 (en) * | 2015-06-29 | 2016-12-29 | Voith Patent Gmbh | screw Press |
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| Publication number | Publication date |
|---|---|
| CN110253931A (en) | 2019-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210510 Address after: 313112 Lincheng town industrial concentration area (Shangshi Village), Changxing County, Huzhou City, Zhejiang Province Applicant after: ZHEJIANG RISHENG ENVIRONMENTAL PROTECTION MACHINERY Co.,Ltd. Address before: No. 20, Tuanjie East Road, Siyang Town, Shangsi County, Fangchenggang City, Guangxi Zhuang Autonomous Region Applicant before: Li Yingjiao |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Twisting Dragon for Spiral Extrusion Solid-liquid Separators Effective date of registration: 20230512 Granted publication date: 20210528 Pledgee: Changxin Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG RISHENG ENVIRONMENTAL PROTECTION MACHINERY Co.,Ltd. Registration number: Y2023980040388 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |