CN205701070U - Horizontal screw centrifuge - Google Patents
Horizontal screw centrifuge Download PDFInfo
- Publication number
- CN205701070U CN205701070U CN201620133567.0U CN201620133567U CN205701070U CN 205701070 U CN205701070 U CN 205701070U CN 201620133567 U CN201620133567 U CN 201620133567U CN 205701070 U CN205701070 U CN 205701070U
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- rotary drum
- tapered end
- screw feeder
- horizontal screw
- styletable
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Abstract
The utility model discloses a kind of horizontal screw centrifuge, belong to solid-liquid separating equipment field.Described horizontal screw centrifuge includes: be provided with cavity in rotary drum, screw feeder and motor, rotary drum and screw feeder, and screw feeder is arranged in the cavity of rotary drum；Rotary drum includes tapered end and styletable, and tapered end is provided with feed pipe, and feed pipe connects with the cavity in screw feeder；Screw feeder includes the integral piece formed by column part and frustum-conical portion, one end bigger with frustum-conical portion area, one end of column part superposes, column part is provided with discharging opening at the combination of frustum-conical portion, and discharging opening connects with the cavity in screw feeder.This utility model by being arranged on the tapered end of rotary drum by feed pipe, and arranges discharging opening at the tapered end of screw feeder and the combination of styletable, solves the problem that solid-liquid separation efficiency in correlation technique is relatively low.The solid that the liquid having reached to flow out in liquid-phase outlet adulterates is less, the effect that solid-liquid separation efficiency is high.
Description
Technical field
This utility model relates to solid-liquid separating equipment field, particularly to a kind of horizontal screw centrifuge.
Background technology
Horizontal screw centrifuge is a kind of solid-liquid separating equipment, for the solid in solidliquid mixture and liquid are carried out sharp separation.
Having a kind of horizontal screw centrifuge in correlation technique, this horizontal screw centrifuge includes the assemblies such as rotary drum, screw feeder and motor, and the axis of rotary drum is parallel to the ground.The inside of rotary drum and screw feeder is provided with cavity, rotary drum includes column part and frustum-conical portion, one end of the column part of rotary drum and the bigger one end of frustum-conical portion area are combined into one part, the other end of column part is the styletable of rotary drum, and the other end of frustum-conical portion is the tapered end of rotary drum.Screw feeder is identical with the shape of rotary drum but overall dimensions is less, it is internal and coaxial with rotary drum that screw feeder is arranged on rotary drum, the tapered end of screw feeder towards (direction being oriented the less one end indication of frustum-conical portion area of tapered end) and the tapered end of described rotary drum towards identical, the outer wall of screw feeder is provided with helical blade.The styletable of rotary drum is provided with feed pipe, and one end (this end is properly termed as discharge end) of this feed pipe connects with the cavity within screw feeder, and the other end (this end is properly termed as feed end) of this feed pipe is arranged on the outside of rotary drum.The cavity of screw feeder is provided with discharging opening (in order to avoid material remains in the inner chamber of screw feeder near the discharge end of feed pipe, generally discharging opening is arranged near the discharge end of feed pipe), the outer wall of the through screw feeder of this discharging opening.The tapered end of rotary drum is additionally provided with solid-phase outlet, and styletable is provided with liquid-phase outlet.The operation principle of this horizontal screw centrifuge is: rotary drum and screw feeder rotate with certain speed difference same-directional high-speed under the drive of motor, the material (solid and the mixture of liquid) carrying out solid-liquid separation is needed to be entered the cavity within screw feeder by feed pipe, in discharging opening enters the annular space of screw feeder and rotary drum composition, under the influence of centrifugal force, the solid in material is deposited on drum inner wall.The solid of deposition is continuously pushed into the tapered end of rotary drum by the helical blade on the outer wall of screw feeder, and the solid-phase outlet arranged through tapered end is discharged, and the liquid in material then forms internal layer pendular ring, rotary drum styletable the liquid-phase outlet arranged discharges rotary drum.Discharging opening distance liquid-phase outlet is the nearest, and in the liquid that liquid-phase outlet flows out, the solid of doping is the most.
During realizing this utility model, inventor finds that prior art at least there is problems in that the feed pipe being arranged on rotary drum styletable is relevant to the size of the assembly such as rotary drum, screw feeder due to its length, cannot be adjusted as the case may be, this causes the discharging opening distance liquid-phase outlet near the discharge end of feed pipe nearer, the solid that the possible doping of the liquid flowed out in liquid-phase outlet is more, solid-liquid separation efficiency is relatively low.
Utility model content
In order to solve the feed pipe being arranged on rotary drum styletable in prior art due to its length relevant to the size of the assembly such as rotary drum, screw feeder, cannot be adjusted as the case may be, this causes the discharging opening distance liquid-phase outlet near the discharge end of feed pipe nearer, the solid that the possible doping of the liquid flowed out in liquid-phase outlet is more, the problem that solid-liquid separation efficiency is relatively low, this utility model embodiment provides a kind of horizontal screw centrifuge.Described technical scheme is as follows:
According to first aspect of the present utility model, it is provided that a kind of horizontal screw centrifuge, described horizontal screw centrifuge includes:
Rotary drum, screw feeder and motor, described rotary drum and described screw feeder are provided with cavity, described screw feeder is arranged in the cavity of described rotary drum, and described motor is used for driving described rotary drum and described screw feeder with the coaxial rotating Vortex of pre-set velocity difference；
Described rotary drum includes tapered end and styletable, and described tapered end is provided with feed pipe, and described feed pipe connects with the cavity in described screw feeder；
Described screw feeder includes the integral piece formed by column part and frustum-conical portion, one end bigger with described frustum-conical portion area, one end of described column part superposes, described column part is provided with discharging opening at the combination of described frustum-conical portion, and described discharging opening connects with the cavity in described screw feeder.
Alternatively, described horizontal screw centrifuge also includes: differential mechanism,
It is provided with mechanical driving between described differential mechanism and described motor；
Described rotary drum and described screw feeder are all mechanically connected with described differential mechanism, and described differential mechanism can make described rotary drum and described screw feeder with the coaxial rotating Vortex of pre-set velocity difference under the drive of described motor.
Alternatively, mechanical driving includes: driving pulley, driven pulley and transmission band,
Described motor includes machine shaft, and described machine shaft is provided with the dead in line of described driving pulley, the axis of described driving pulley and described machine shaft；
It is provided with described driven pulley on described differential mechanism, described driving pulley and described driven pulley are provided with described transmission band；
Described driving pulley is arranged on the top of described driven pulley.
Alternatively, described horizontal screw centrifuge also includes: tapered end bearing block and styletable bearing block,
The tapered end of described rotary drum is provided with tapered end rotating shaft, and styletable is provided with styletable rotating shaft, the axis of described tapered end rotating shaft and the dead in line of described styletable rotating shaft；
Described tapered end bearing block is used for carrying described tapered end rotating shaft, and described styletable bearing block is used for carrying described styletable rotating shaft.
Alternatively, described feed pipe is arranged in described tapered end rotating shaft,
The first dry gas seals assembly it is provided with between described feed pipe and described tapered end rotating shaft.
Alternatively, described horizontal screw centrifuge also includes: casing,
Described rotary drum is arranged in described casing；
Described casing is provided with the first opening and the second opening；
The second dry gas seals assembly it is provided with between described first opening and described tapered end rotating shaft；
It is provided with the 3rd dry gas seals assembly between described second opening and described styletable rotating shaft.
Alternatively, the draw ratio of described rotary drum is 2.5, and described draw ratio is the ratio of the maximum inner diameter of the axial length of described rotary drum and described rotary drum.
Alternatively, the maximum inner diameter of described rotary drum is 1000 millimeters, and axial length is 2500 millimeters.
The technical scheme that this utility model embodiment provides has the benefit that
By feed pipe being arranged on the tapered end of rotary drum, and discharging opening is set at the tapered end of screw feeder and the combination of styletable, solve the feed pipe being arranged on rotary drum styletable in correlation technique due to its length relevant to the size of the assembly such as rotary drum, screw feeder, cannot be adjusted as the case may be, this causes the discharging opening distance liquid-phase outlet near the discharge end of feed pipe nearer, the solid that the possible doping of the liquid flowed out in liquid-phase outlet is more, the problem that solid-liquid separation efficiency is relatively low.The solid that the liquid having reached to flow out in liquid-phase outlet adulterates is less, the effect that solid-liquid separation efficiency is high.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of horizontal screw centrifuge shown in this utility model embodiment；
Fig. 2 is the structural representation of the another kind of horizontal screw centrifuge shown in this utility model embodiment.
In each accompanying drawing above-mentioned, the implication of reference is: 10-horizontal screw centrifuge, 11-rotary drum, 12-screw feeder, 13-motor, d1-rotary drum tapered end, d2-rotary drum styletable, 14-feed pipe, the cavity of q1-screw feeder, 121-discharging opening, 15-differential mechanism, 16-mechanical driving, 161-driving pulley, 162-driven pulley, 163-transmission band, the axis of x-driving pulley, 17-tapered end bearing block, 18-styletable bearing block, 111-tapered end bearing, 112-styletable bearing, the axis of y-tapered end rotating shaft, m1-the first dry gas seals assembly, m2-the second dry gas seals assembly, m3-the 3rd dry gas seals assembly, 19-casing.
By above-mentioned accompanying drawing, it has been shown that the embodiment that this utility model is clear and definite, hereinafter will be described in more detail.These accompanying drawings and word describe the scope being not intended to be limited this utility model design by any mode, but are that those skilled in the art illustrate concept of the present utility model by reference specific embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, this utility model embodiment is described in further detail.
Fig. 1 is the structural representation of a kind of horizontal screw centrifuge shown in this utility model embodiment.This horizontal screw centrifuge 10 may include that
Being provided with cavity in rotary drum 11, screw feeder 12 and motor 13, rotary drum 11 and screw feeder 12, screw feeder 12 is arranged in the cavity of rotary drum 11, and motor 13 is used for driving rotary drum 11 and screw feeder 12 with the coaxial rotating Vortex of pre-set velocity difference.
Rotary drum 11 includes tapered end d1 and styletable d2, and tapered end d1 is provided with feed pipe 14, and feed pipe 14 connects with the cavity q1 in screw feeder 12.
Screw feeder 12 includes the integral piece formed by column part and frustum-conical portion, one end bigger with frustum-conical portion area, one end of column part superposes, column part is provided with discharging opening 121 at the combination of frustum-conical portion, and discharging opening 121 connects with the cavity q1 in screw feeder 12.
In sum, the horizontal screw centrifuge that this utility model embodiment provides, by feed pipe being arranged on the tapered end of rotary drum, and discharging opening is set at the tapered end of screw feeder and the combination of styletable, solve the feed pipe being arranged on rotary drum styletable in correlation technique due to its length relevant to the size of the assembly such as rotary drum, screw feeder, cannot be adjusted as the case may be, this causes the discharging opening distance liquid-phase outlet near the discharge end of feed pipe nearer, the solid that the possible doping of the liquid flowed out in liquid-phase outlet is more, the problem that solid-liquid separation efficiency is relatively low.The solid that the liquid having reached to flow out in liquid-phase outlet adulterates is less, the effect that solid-liquid separation efficiency is high.
Further, refer to Fig. 2, it illustrates the structural representation of the another kind of horizontal screw centrifuge that this utility model embodiment provides, this horizontal screw centrifuge adds preferred parts on the basis of the horizontal screw centrifuge shown in Fig. 1, so that the horizontal screw centrifuge that this utility model embodiment provides has better performance.
Alternatively, horizontal screw centrifuge 10 also includes: differential mechanism 15, is provided with mechanical driving 16 between differential mechanism 15 and motor 13.This differential mechanism 15 can be satellite differential, rotates according to different rotating speeds for realizing rotary drum 11 and screw feeder 12.
It should be noted that the horizontal screw centrifuge that this utility model embodiment provides may be used for separating high density polyethylene (HDPE) (High Density Polyethylene, HDPE) material.
Rotary drum 11 and screw feeder 12 are all mechanically connected with differential mechanism 15, and differential mechanism 15 can make rotary drum 11 and screw feeder 12 with the coaxial rotating Vortex of pre-set velocity difference under the drive of motor 13.
Alternatively, mechanical driving 16 includes: driving pulley 161, driven pulley 162 and transmission band 163, motor 13 includes machine shaft 131, driving pulley 161 it is provided with on machine shaft 131, the axis x of driving pulley 161 is x with the axis of the dead in line of machine shaft 131, the i.e. axis of driving pulley 161 with machine shaft 131.
It is provided with driven pulley 162 on differential mechanism 15, driving pulley 161 and driven pulley 16 are provided with transmission band 163.
Driving pulley 161 is arranged on the top of driven pulley 162.It is to say, motor 13 and rotary drum 11 are not arranged at sustained height, the structure that so can make the horizontal screw centrifuge 10 that this utility model embodiment provides is compacter, and floor space is less.
Alternatively, horizontal screw centrifuge 10 also includes: tapered end bearing block 17 and styletable bearing block 18, the tapered end of rotary drum 11 is provided with tapered end rotating shaft 111, styletable is provided with styletable rotating shaft 112, the axis y of tapered end rotating shaft 111 and the dead in line of styletable rotating shaft 112, the i.e. axis of tapered end rotating shaft 111 and the axis of styletable rotating shaft 112 are y.
Tapered end bearing block 17 is used for carrying tapered end rotating shaft 111, and styletable bearing block 18 is used for carrying styletable rotating shaft 112.
Alternatively, feed pipe 14 is arranged in tapered end rotating shaft 111, is provided with the first dry gas seals assembly m1 between feed pipe 14 and tapered end rotating shaft 111.
Alternatively, horizontal screw centrifuge 10 also includes: casing 19, and rotary drum 11 is arranged in casing 19.
Casing 19 is provided with the first opening and the second opening (the first opening and the second opening do not mark in fig. 2).
The second dry gas seals assembly m2 it is provided with between first opening and tapered end rotating shaft 111.
The 3rd dry gas seals assembly m3 it is provided with between second opening and styletable rotating shaft 112.
It should be noted that, first dry gas seals assembly m1, the second dry gas seals assembly m2 and the 3rd dry gas seals assembly m3 are dry gas seals assembly, dry gas seals assembly is a kind of black box using dry gas seals technology, dry gas seals full name dry operating air seal (Dry Running gas seals), it is that a kind of Novel shaft end that fluting Sealing Technology is used for air seal seals, belongs to non-contact seals.Dry gas seals assembly has that leakage rate is few, it is little to wear and tear and the advantage such as life-span length.
The horizontal screw centrifuge 10 that this utility model embodiment provides, by arranging multiple dry gas seals assembly, effectively stops the poisonous and flammable explosive gas in material to escape from centrifuge, improves the security performance of the horizontal screw centrifuge that this utility model embodiment provides.
Alternatively, the draw ratio of rotary drum 11 is 2.5, and draw ratio is the ratio of the maximum inner diameter L2 of the axial length L 1 of rotary drum 11 and rotary drum 11.The draw ratio of rotary drum is the biggest, and solid-liquid separation effect is the best.And for separating the draw ratio of horizontal screw centrifuge of HDPE material generally between 1.5 to 2 in correlation technique, separating effect is poor.
Alternatively, the maximum inner diameter of rotary drum 11 is 1000 millimeters (mm), and axial length is 2500 millimeters.It should be noted that the rotary drum 11 of the horizontal screw centrifuge of this utility model embodiment offer can be exemplary with other standard size, the axial length of rotary drum 11 can also be 800mm, 900mm etc..
It should be added that, the horizontal screw centrifuge that this utility model embodiment provides, by the draw ratio of rotary drum is set to 2.5, reached the effect of the solid-liquid separation efficiency improving horizontal screw centrifuge.
It should be added that, the horizontal screw centrifuge that this utility model embodiment provides, by not arranged at sustained height with rotary drum by motor, the structure having reached to make horizontal screw centrifuge is compacter, the effect that floor space is less.
It should be added that, the horizontal screw centrifuge that this utility model embodiment provides, by arranging multiple dry gas seals assembly, effectively stop the poisonous and flammable explosive gas in material to escape from centrifuge, reach the effect of the security performance improving the horizontal screw centrifuge that this utility model embodiment provides.
It should be added that, the horizontal screw centrifuge that this utility model embodiment provides, drive rotary drum and screw feeder to rotate with friction speed by differential mechanism, having reached to have only to a motor provides the effect of power.
In sum, the horizontal screw centrifuge that this utility model embodiment provides, by feed pipe being arranged on the tapered end of rotary drum, and discharging opening is set at the tapered end of screw feeder and the combination of styletable, solve the feed pipe being arranged on rotary drum styletable in correlation technique due to its length relevant to the size of the assembly such as rotary drum, screw feeder, cannot be adjusted as the case may be, this causes the discharging opening distance liquid-phase outlet near the discharge end of feed pipe nearer, the solid that the possible doping of the liquid flowed out in liquid-phase outlet is more, the problem that solid-liquid separation efficiency is relatively low.The solid that the liquid having reached to flow out in liquid-phase outlet adulterates is less, the effect that solid-liquid separation efficiency is high.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (8)
1. a horizontal screw centrifuge, it is characterised in that described horizontal screw centrifuge includes:
Rotary drum, screw feeder and motor, described rotary drum and described screw feeder are provided with cavity,
Described screw feeder is arranged in the cavity of described rotary drum, and described motor is used for driving described rotary drum and described
Screw feeder is with the coaxial rotating Vortex of pre-set velocity difference；
Described rotary drum includes tapered end and styletable, and described tapered end is provided with feed pipe, and described feed pipe is with described
Cavity connection in screw feeder；
Described screw feeder includes the integral piece formed by column part and frustum-conical portion, described cylindrical portion
Point one end bigger with described frustum-conical portion area, one end superpose, described column part and the described frustum of a cone
Being provided with discharging opening at the combination of part, described discharging opening connects with the cavity in described screw feeder.
Horizontal screw centrifuge the most according to claim 1, it is characterised in that described horizontal screw centrifuge also wraps
Include: differential mechanism,
It is provided with mechanical driving between described differential mechanism and described motor；
Described rotary drum and described screw feeder are all mechanically connected with described differential mechanism, and described differential mechanism can be
Under the drive of described motor, make described rotary drum and described screw feeder with the coaxial rotating Vortex of pre-set velocity difference.
Horizontal screw centrifuge the most according to claim 2, it is characterised in that mechanical driving includes:
Driving pulley, driven pulley and transmission band,
Described motor includes machine shaft, and described machine shaft is provided with described driving pulley, described master
The axis of movable belt pulley and the dead in line of described machine shaft；
It is provided with described driven pulley on described differential mechanism, described driving pulley and described driven pulley are arranged
There is described transmission band；
Described driving pulley is arranged on the top of described driven pulley.
Horizontal screw centrifuge the most according to claim 1, it is characterised in that described horizontal screw centrifuge also wraps
Include: tapered end bearing block and styletable bearing block,
The tapered end of described rotary drum is provided with tapered end rotating shaft, and styletable is provided with styletable rotating shaft, described tapered end rotating shaft
Axis and the dead in line of described styletable rotating shaft；
Described tapered end bearing block is used for carrying described tapered end rotating shaft, and described styletable bearing block is used for carrying described post
End rotating shaft.
Horizontal screw centrifuge the most according to claim 4, it is characterised in that described feed pipe is arranged on institute
State in tapered end rotating shaft,
The first dry gas seals assembly it is provided with between described feed pipe and described tapered end rotating shaft.
Horizontal screw centrifuge the most according to claim 1, it is characterised in that described horizontal screw centrifuge also wraps
Include: casing,
Described rotary drum is arranged in described casing；
Described casing is provided with the first opening and the second opening；
The second dry gas seals assembly it is provided with between described first opening and described tapered end rotating shaft；
It is provided with the 3rd dry gas seals assembly between described second opening and described styletable rotating shaft.
7. according to the arbitrary described horizontal screw centrifuge of claim 1 to 6, it is characterised in that described rotary drum
Draw ratio is 2.5, and described draw ratio is the ratio of the maximum inner diameter of the axial length of described rotary drum and described rotary drum.
Horizontal screw centrifuge the most according to claim 7, it is characterised in that the maximum inner diameter of described rotary drum
Being 1000 millimeters, axial length is 2500 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620133567.0U CN205701070U (en) | 2016-02-22 | 2016-02-22 | Horizontal screw centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620133567.0U CN205701070U (en) | 2016-02-22 | 2016-02-22 | Horizontal screw centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205701070U true CN205701070U (en) | 2016-11-23 |
Family
ID=57333771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620133567.0U Active CN205701070U (en) | 2016-02-22 | 2016-02-22 | Horizontal screw centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205701070U (en) |
-
2016
- 2016-02-22 CN CN201620133567.0U patent/CN205701070U/en active Active
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