CN111215258A - Automatic centrifuge basket of unloading and have its centrifuge revolution mechanic - Google Patents
Automatic centrifuge basket of unloading and have its centrifuge revolution mechanic Download PDFInfo
- Publication number
- CN111215258A CN111215258A CN202010038342.8A CN202010038342A CN111215258A CN 111215258 A CN111215258 A CN 111215258A CN 202010038342 A CN202010038342 A CN 202010038342A CN 111215258 A CN111215258 A CN 111215258A
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- China
- Prior art keywords
- centrifuge
- screen basket
- transmission shaft
- material distribution
- basket body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
- B04B7/12—Inserts, e.g. armouring plates
- B04B7/16—Sieves or filters
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- Centrifugal Separators (AREA)
Abstract
The invention discloses an automatic discharging centrifuge screen basket and a centrifuge rotating structure with the same, wherein the centrifuge screen basket comprises a screen basket body; the included angle between the axial surface line of the screen basket body and the axial lead thereof is more than or equal to 27 degrees; the device also comprises a transmission shaft assembly and a material distribution disc; a transmission shaft of the transmission shaft assembly is horizontally or vertically arranged in the centrifuge; the material distribution disc is of a cylindrical structure, and the diameter of an opening at one end of the material distribution disc is the same as that of the smaller end of the opening of the screen basket body; the screen basket body is fixedly connected with one end of the material distribution disc with the same opening size, and is coaxially and fixedly sleeved on a transmission shaft of the transmission shaft assembly. The screen basket body provided by the invention can realize automatic sliding and discharging in the high-speed centrifugal rotation dehydration process, overcomes the defect that a set of equipment needs to be added independently in the existing centrifugal machine, reduces the manufacturing cost, has a simple structure, and is easy to popularize and use.
Description
Technical Field
The invention relates to the technical field of centrifuges, in particular to an automatic discharging centrifuge screen basket and a centrifuge rotating structure with the same.
Background
Centrifuge baskets are key components of centrifuges, and existing centrifuges are mainly divided into two types: the utility model provides a be vertical scraper discharge centrifuge, screen basket axle perpendicular to ground in this kind of centrifuge, its theory of operation is: throwing the material into a sieve basket rotating at high speed through a distribution disc for dehydration, and additionally arranging a set of spiral scraper device in the inner wall of the sieve basket to scrape the material; the other type is a vibrating centrifuge, a screen basket shaft is horizontally arranged, a set of vibrating device is additionally arranged in the axis direction, and the materials after dehydration are vibrated down in the working process.
However, both of the above centrifuges have a common problem: a set of devices is added, so that the manufacturing cost, the power consumption and the maintenance cost are increased, and vibration and noise are generated.
Therefore, how to provide a screen basket of a centrifuge capable of automatically discharging and a centrifuge rotating structure with the screen basket are problems to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the present invention provides a screen basket of an automatic discharge centrifuge, which aims to solve the above technical problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
a screen basket of an automatic discharging centrifuge comprises a screen basket body; the screen basket body is of a conical cylindrical structure; a plurality of dewatering holes are uniformly formed in the surface of the screen basket body; the included angle between the axial surface line of the screen basket body and the axial lead thereof is more than or equal to 27 degrees.
Through the technical scheme, the invention provides the centrifuge screen basket capable of automatically discharging, no matter the screen basket body is arranged towards any direction, when the screen basket body rotates at high speed, materials on the screen basket body are basically only under the action of centrifugal force and friction force, and because of the influence of the high-speed centrifugal force, the weight is negligible at the moment, so when the centrifugal force and the friction force after decomposition form interaction force, the friction force can be gradually reduced only when an included angle between an axial surface line of the screen basket body and an axial lead of the screen basket body is continuously increased, the invention determines through a plurality of experiments that when the critical value reaches 27 degrees, the sliding requirement can be met, namely, when the angle is larger than 27 degrees, the automatic sliding discharging can be realized in the process of high-speed centrifugal rotation and dehydration of the screen basket body, the defect that a set of equipment is required to be added independently by the existing centrifuge is overcome, and the manufacturing cost is reduced, and the structure is simple, and the popularization and the use are easy.
Preferably, in the above-mentioned automatic discharge centrifuge basket, the both ends border of basket body all has the basket ring flange of outside convex. The screen basket body can be conveniently connected and fixed by the screen basket flange plate.
The invention also provides a centrifuge rotating structure with the screen basket of the automatic discharging centrifuge, which comprises: the transmission shaft assembly and the material distribution plate;
a transmission shaft of the transmission shaft assembly is horizontally or vertically arranged in the centrifuge;
the material distribution disc is of a cylindrical structure, and the diameter of an opening at one end of the material distribution disc is the same as that of the smaller opening at one end of the screen basket body;
the screen basket body is fixedly connected with one end of the material distribution disc, which has the same opening size, and is coaxially and fixedly sleeved on a transmission shaft of the transmission shaft assembly.
Through the technical scheme, the screen basket body with the inclination angle larger than 27 degrees is connected with the material distribution disc and the transmission shaft assembly to form the rotating structure of the centrifuge, so that materials can slide or directly fall on the inner wall of the screen basket body from the inner wall of the material distribution disc after being uniformly distributed by the material distribution disc, automatic discharging is realized under the action of the inclination angle larger than 27 degrees of the screen basket body, and the centrifugal dewatering effect can be improved.
Preferably, in the centrifuge rotating structure of the automatic discharge centrifuge basket, the inner wall of the material distribution disc is provided with a plurality of material distribution plates which are uniformly distributed in a fan-blade shape, one side edges of the material distribution plates are fixed with the inner wall of the material distribution disc, and the other side edges face the axial lead of the material distribution disc; the center that the branch flitch was gathered together is located divide the great one end of charging tray opening to be fixed with the fixed disk, the fixed disk with the end fixed connection of transmission shaft. Divide the setting of flitch to guarantee to divide the material even, the setting of fixed disk can be convenient for divide the charging tray to be connected fixedly with the transmission shaft, convenient to use.
Preferably, in the centrifuge rotating structure of the automatic discharge centrifuge basket, the fixed disk is an annular disk and is provided with a plurality of connecting holes; the end of the transmission shaft is a stepped shaft, and the fixed disc is sleeved on the stepped part of the end of the transmission shaft and penetrates through the connecting hole through a bolt to be connected with the transmission shaft. Through the arrangement of the stepped shaft and the annular fixing disc, the material distribution disc can be conveniently and fixedly connected with the transmission shaft.
Preferably, in the above centrifuge rotating structure of the automatic discharge centrifuge basket, the material distribution disc and one end connected to the basket body are provided with a material distribution flange protruding outwards, and the material distribution flange is fixedly connected with the basket flange protruding from the end edge of the basket body. The screen basket body and the material distribution disc can be connected only through the butt joint fixation of the flange plates, and the use is simple and convenient.
Preferably, in the above centrifuge rotating structure of the screen basket of the automatic discharge centrifuge, the transmission shaft assembly further includes a bearing seat and a driving device; the bearing block is fixed on the centrifuge and is rotationally connected with the transmission shaft through a bearing; the driving device is connected with the transmission shaft and is used for transmitting rotary power. The stability of the rotation of the transmission shaft can be improved. It should be noted that the driving device is a matching structure of a driving wheel and a belt driven by a conventional motor, and is not described herein again.
According to the technical scheme, compared with the prior art, the invention discloses and provides the screen basket of the automatic discharging centrifuge and the centrifuge rotating structure with the screen basket, and the screen basket has the following beneficial effects:
1. the invention provides a centrifuge basket capable of automatically discharging, no matter the basket body is arranged towards any direction, when the basket body rotates at high speed, the materials on the basket body are basically only acted by centrifugal force and friction force, because of the influence of the high-speed centrifugal force, the weight can be ignored, therefore, when the centrifugal force and the friction force after decomposition form an interaction force, the friction force can be gradually reduced only when the included angle between the axial surface line of the basket body and the axial lead is continuously increased, the invention can confirm through a plurality of experiments that when the critical value reaches 27 degrees, the sliding requirement can be met, namely, when the angle is more than 27 degrees, the basket body can realize automatic sliding discharging in the process of high-speed centrifugal rotation dehydration, the defect that the existing centrifuge needs to separately add one set of equipment is overcome, the manufacturing cost is reduced, and the structure is simple, is easy to be popularized and used.
2. According to the invention, the screen basket body with the inclination angle larger than 27 degrees is connected with the material distribution disc and the transmission shaft assembly to form the rotating structure of the centrifuge, so that materials can slide or directly fall on the inner wall of the screen basket body from the inner wall of the material distribution disc after being uniformly distributed by the material distribution disc, automatic discharging is realized under the action of the inclination angle larger than 27 degrees of the screen basket body, and the centrifugal dehydration effect can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of a basket body according to the present invention;
figure 2 is a cross-sectional view of a screen basket body provided by the present invention;
FIG. 3 is a cross-sectional view of a vertically arranged centrifuge spin configuration provided by the present invention;
FIG. 4 is a top view of the centrifuge spin configuration provided by the present invention;
FIG. 5 is a schematic diagram of the force applied to the material in the vertically arranged centrifuge rotating structure provided by the present invention;
FIG. 6 is a cross-sectional view of a horizontally disposed centrifuge spin configuration provided by the present invention;
FIG. 7 is a schematic diagram of the stress of the material in the rotating structure of the horizontally arranged centrifuge according to the present invention.
Wherein:
1-a screen basket body;
11-dewatering holes;
12-screen basket flange;
2-a transmission shaft assembly;
3-material distribution disc;
31-a material distributing plate;
32-fixed disk;
33-material distributing flange.
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.
Example 1:
referring to the attached drawings 1 and 2, the embodiment of the invention discloses a screen basket of an automatic discharging centrifuge, which comprises a screen basket body 1; the screen basket body 1 is of a conical cylindrical structure; a plurality of dewatering holes 11 are uniformly formed in the surface of the screen basket body 1; the included angle between the axial surface line of the screen basket body 1 and the axial lead thereof is more than or equal to 27 degrees.
In order to further optimize the above technical solution, both end edges of the basket body 1 are provided with basket flanges 12 protruding outwards.
Example 2:
referring to fig. 3 and 4, the embodiment of the invention discloses a centrifuge rotating structure of a screen basket of an automatic discharging centrifuge, which comprises: the transmission shaft assembly 2 and the material distribution plate 3;
a transmission shaft of the transmission shaft assembly 2 is vertically arranged in the centrifuge;
the material distribution disc 3 is of a cylindrical structure, and the diameter of one end of the material distribution disc is the same as that of the end of the screen basket body 1 with a smaller opening;
the screen basket body 1 is fixedly connected with one end of the material distribution disc 3 with the same opening size, and is coaxially and fixedly sleeved on a transmission shaft of the transmission shaft assembly 2.
In order to further optimize the technical scheme, the inner wall of the material distribution disc 3 is provided with a plurality of material distribution plates 31 which are uniformly distributed in a fan-blade shape, one side edge of each material distribution plate 31 is fixed with the inner wall of the material distribution disc 3, and the other side edge faces to the axial lead of the material distribution disc 3; the center that divides flitch 31 to gather together and be located the great one end of branch charging tray 3 opening and be fixed with fixed disk 32, fixed disk 32 and the end fixed connection of transmission shaft.
In order to further optimize the above technical solution, the fixed disk 32 is an annular disk and is provided with a plurality of connecting holes; the end of the transmission shaft is a stepped shaft, and the fixed disc 32 is sleeved on the stepped part of the end of the transmission shaft and connected with the transmission shaft through a bolt penetrating through the connecting hole.
In order to further optimize the technical scheme, one end of the material distribution plate 3 connected with the screen basket body 1 is provided with a material distribution flange 33 protruding outwards, and the material distribution flange 33 is fixedly connected with the screen basket flange 12 protruding from the end edge of the screen basket body 1.
In order to further optimize the technical scheme, the transmission shaft assembly 2 further comprises a bearing seat and a driving device; the bearing block is fixed on the centrifuge and is rotationally connected with the transmission shaft through a bearing; the driving device is connected with the transmission shaft and is used for transmitting the rotating power.
The working principle of the embodiment is as follows:
after the material gets into branch charging tray 3, because the effect of branch flitch 31, under the high-speed rotation effect of transmission shaft, evenly distributed is to on the inner wall of branch charging tray 3, then under the rotation effect of branch charging tray 3, partly along the inner wall landing of branch charging tray 3 on the inner wall of basket body 1, another part directly gets rid of and falls on the inner wall of basket body 1.
When the material is attached to the inner wall of the screen basket body 1 under the action of the rotating centrifugal force, the stress analysis can refer to the attached drawing 5, at the moment, the gravity of the material can be ignored due to the action of the centrifugal force, at the moment, the centrifugal force is decomposed, the downward sliding force Fh after decomposition and the friction force Fm of the material form an interaction force, so that the material stays on the inner wall of the screen basket body 1, the included angle α between the axial surface line of the screen basket body 1 and the axial line of the screen basket body is gradually increased, the Fm is gradually reduced, when the critical value is reached 27 degrees, the Fh is larger than the Fm, the material can automatically slide downward in the centrifugal dehydration process, and automatic discharging is realized.
Example 3:
referring to fig. 6, the present embodiment is different from embodiment 2 only in that: the drive shaft is horizontally disposed within the centrifuge.
Referring to the force analysis in fig. 7, the working principle of this embodiment is the same as that of embodiment 2, and will not be described again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A screen basket of an automatic discharge centrifuge is characterized by comprising a screen basket body (1); the screen basket body (1) is of a conical cylindrical structure; a plurality of dewatering holes (11) are uniformly formed in the surface of the screen basket body (1); the included angle between the axial surface line of the screen basket body (1) and the axial lead thereof is more than or equal to 27 degrees.
2. An automatic discharge centrifuge basket according to claim 1 wherein both end edges of the basket body (1) have basket flanges (12) projecting outwardly.
3. A centrifuge spin configuration having the automatic discharge centrifuge basket of either of claims 1 or 2, comprising: a transmission shaft assembly (2) and a material distribution disc (3);
the transmission shaft of the transmission shaft assembly (2) is horizontally or vertically arranged inside the centrifuge;
the material distribution disc (3) is of a cylindrical structure, and the diameter of one end of the material distribution disc is the same as that of the smaller end of the sieve basket body (1);
the screen basket body (1) is fixedly connected with one end of the material distribution plate (3) with the same opening size, and is coaxially and fixedly sleeved on a transmission shaft of the transmission shaft assembly (2).
4. The centrifuge rotating structure of the screen basket of the automatic discharging centrifuge as claimed in claim 1, wherein the inner wall of the material distribution disc (3) is provided with a plurality of material distribution plates (31) which are uniformly distributed in a fan-blade shape, one side edge of each material distribution plate (31) is fixed with the inner wall of the material distribution disc (3), and the other side edge faces the axial lead of the material distribution disc (3); divide the central department that flitch (31) gathered together and be located divide the great one end of charging tray (3) opening to be fixed with fixed disk (32), fixed disk (32) with the end fixed connection of transmission shaft.
5. The centrifuge rotating structure of the screen basket of the automatic discharging centrifuge as claimed in claim 4, wherein the fixed disk (32) is an annular disk and is provided with a plurality of connecting holes; the end of the transmission shaft is a stepped shaft, and the fixed disc (32) is sleeved on the stepped part of the end of the transmission shaft and penetrates through the connecting hole through a bolt to be connected with the transmission shaft.
6. The centrifuge rotating structure of the screen basket of the automatic discharging centrifuge according to any one of the claims 4 or 5, wherein one end of the material distribution disc (3) connected with the screen basket body (1) is provided with a material distribution flange (33) protruding outwards, and the material distribution flange (33) is fixedly connected with the screen basket flange (12) protruding from the end edge of the screen basket body (1).
7. The centrifuge rotating structure of screen basket of automatic discharging centrifuge as claimed in claim 3, wherein said transmission shaft assembly (2) further comprises bearing seat and driving device; the bearing block is fixed on the centrifuge and is rotationally connected with the transmission shaft through a bearing; the driving device is connected with the transmission shaft and is used for transmitting rotary power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010038342.8A CN111215258A (en) | 2020-01-14 | 2020-01-14 | Automatic centrifuge basket of unloading and have its centrifuge revolution mechanic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010038342.8A CN111215258A (en) | 2020-01-14 | 2020-01-14 | Automatic centrifuge basket of unloading and have its centrifuge revolution mechanic |
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| Publication Number | Publication Date |
|---|---|
| CN111215258A true CN111215258A (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010038342.8A Pending CN111215258A (en) | 2020-01-14 | 2020-01-14 | Automatic centrifuge basket of unloading and have its centrifuge revolution mechanic |
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| CN (1) | CN111215258A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4244421A1 (en) * | 1992-12-29 | 1994-06-30 | Eugen Dipl Ing Maucher | Scroll centrifuge partic for sepn of fruit juices from berries, pulps, etc |
| CN201094936Y (en) * | 2007-09-18 | 2008-08-06 | 江苏牡丹离心机制造有限公司 | Feeding apparatus of centrifugal discharge centrifuge |
| CN201768629U (en) * | 2010-08-11 | 2011-03-23 | 天地科技股份有限公司唐山分公司 | Improved horizontal type self-discharging centrifugal machine sieve basket |
| CN102284383A (en) * | 2011-07-05 | 2011-12-21 | 浙江轻机实业有限公司 | Centrifugal accelerating disc structure of push-type centrifuge |
| CN104056735A (en) * | 2014-07-15 | 2014-09-24 | 张家港市中南化工机械有限公司 | Rotating drum of conical basket type centrifugal machine |
| CN105363567A (en) * | 2014-08-28 | 2016-03-02 | 宋娜 | Conical basket centrifuge |
| CN205701101U (en) * | 2016-05-09 | 2016-11-23 | 苏州科联精密机械有限公司 | Improved vertical flow guiding type centrifugal unloader filtering centrifuge |
-
2020
- 2020-01-14 CN CN202010038342.8A patent/CN111215258A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4244421A1 (en) * | 1992-12-29 | 1994-06-30 | Eugen Dipl Ing Maucher | Scroll centrifuge partic for sepn of fruit juices from berries, pulps, etc |
| CN201094936Y (en) * | 2007-09-18 | 2008-08-06 | 江苏牡丹离心机制造有限公司 | Feeding apparatus of centrifugal discharge centrifuge |
| CN201768629U (en) * | 2010-08-11 | 2011-03-23 | 天地科技股份有限公司唐山分公司 | Improved horizontal type self-discharging centrifugal machine sieve basket |
| CN102284383A (en) * | 2011-07-05 | 2011-12-21 | 浙江轻机实业有限公司 | Centrifugal accelerating disc structure of push-type centrifuge |
| CN104056735A (en) * | 2014-07-15 | 2014-09-24 | 张家港市中南化工机械有限公司 | Rotating drum of conical basket type centrifugal machine |
| CN105363567A (en) * | 2014-08-28 | 2016-03-02 | 宋娜 | Conical basket centrifuge |
| CN205701101U (en) * | 2016-05-09 | 2016-11-23 | 苏州科联精密机械有限公司 | Improved vertical flow guiding type centrifugal unloader filtering centrifuge |
Non-Patent Citations (2)
| Title |
|---|
| 丁启圣等: "《新型实用过滤技术》", 31 July 2011, 冶金工业出版社 * |
| 郑喜群等: "《现代甜菜糖厂技术装备》", 31 August 2017, 中国轻工业出版社 * |
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Application publication date: 20200602 |