CN206643008U - Mill separator - Google Patents
Mill separator Download PDFInfo
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- CN206643008U CN206643008U CN201720153993.5U CN201720153993U CN206643008U CN 206643008 U CN206643008 U CN 206643008U CN 201720153993 U CN201720153993 U CN 201720153993U CN 206643008 U CN206643008 U CN 206643008U
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Abstract
The utility model provides a kind of mill separator, and it comprises at least housing and inner cone, wherein, housing is hollow inverted cone shape structure, and the bottom of housing is provided with powder retrieving pipe and inlet tube, and the top of housing is provided with outlet；Inner cone is in inverted cone shape structure, and inner cone is arranged in housing and between inlet tube and outlet, and what inner cone bottom can be removably mounted is connected with from top to bottom in the inner cone cap of necking down shape.Mill separator provided by the utility model, pass through the connection inner cone cap that can be removably mounted in the bottom of inner cone, while separating effect is improved, so that the air-flow for entering housing from inlet tube directly collides with inner cone cap, after inner cone cap wears, it is only necessary to change inner cone cap, compared with changing whole inner cone, it is low only to change the cost of inner cone cap, and replacement operation is simple, efficiency high.
Description
Technical field
Separation equipment technical field is the utility model is related to, more particularly to a kind of mill separator.
Background technology
The mill separator that the industries such as coal-burning power plant, cement building material, powder metallurgy, petrochemical industry use, it is main to include carrying
Riser (inlet tube) import, separator hollow interior cone, top baffle, separator outside cone, coal dust recurrent canal.Through carrying
The powder air-flow that riser enters collides with separator hollow interior centrum, and which part coarse powder is during collision certainly
It is separated in the presence of body gravity, produces sizable pressure drop due to hitting separation, separating effect also makes moderate progress, and obtains
Certain effect, but its pulverized coal fineness is also poor, it is inefficient, and there is serious concentrated wear, it is necessary to
Often safeguard, maintenance cost is high, and overall operation stability is very poor.
Utility model content
The purpose of this utility model is to provide a kind of coarse powder that maintenance cost can be reduced while separating effect is improved
Separator.
To reach above-mentioned purpose, the utility model provides a kind of mill separator, and it is comprised at least：Housing, the shell
Body is hollow inverted cone shape structure, and the bottom of the housing is provided with powder retrieving pipe and inlet tube, and the top of the housing is provided with outlet
Pipe；Inner cone, the inner cone are in inverted cone shape structure, the inner cone be arranged in the housing and positioned at the inlet tube with
Between the outlet, what the inner cone bottom can be removably mounted is connected with from top to bottom in the inner cone cap of necking down shape.
Mill separator as described above, wherein, the inner cone cap is towards one end of the inner cone circumferentially provided with company
Acting flange, offers multiple spaced connecting holes on the adpting flange, and the bottom of the inner cone is pointed to each described
Connection hole is respectively equipped with a screwed hole, is spun cooperation through the connecting hole and the screwed hole by bolt, the inner cone
Cap connects with the inner cone.
Mill separator as described above, wherein, the inner cone shade is axially arranged with through hole, the bottom of the inner cone
Is provided with internal thread provided with mounting hole, in the mounting hole, is spun cooperation through the through hole and the mounting hole by bolt,
The inner cone cap connects with the inner cone.
Mill separator as described above, wherein, the internal face top of the housing is provided with baffle ring.
Mill separator as described above, wherein, the mill separator also includes guiding device, and the guiding device is set
It is placed in the inlet tube, the guiding device comprises at least regulating member and along the circumferentially spaced more of the inlet tube
Individual guide vane, the entrance guiding passage for gas circulation, the regulating member are formed between adjacent two guide vane
Including at least the adjustment axis set with each guide vane contraposition, the adjustment axis be radially arranged along the inlet tube and with this
The guide vane that adjustment axis contraposition is set is fixedly connected, and the adjustment axis extends outward the inlet tube and can relative institute
Inlet tube rotation is stated, and the rotation of the adjustment axis can drive the guide vane to be rotated around the axis of the adjustment axis.
Mill separator as described above, wherein, one end that the adjustment axis is located in the inlet tube is connection end, institute
State connection end and be fixedly connected on the guide vane towards the side of the entrance inside pipe wall.
Mill separator as described above, wherein, the guiding device also includes the wheel hub in the middle part of the inlet tube,
The guide vane includes fixed part and the rotation section for being connected to the fixed part top that can be rotated, and the fixed part, which is fixed, to be connected
It is connected on the wheel hub, the rotation section is fixedly connected with the connection end.
Mill separator as described above, wherein, the guiding device also includes the wheel hub in the middle part of the inlet tube,
One end that the adjustment axis is located in the inlet tube is connection end, and what the connection end can rotate is connected on the wheel hub,
The guide vane is fixedly connected in the adjustment axis.
Mill separator as described above, wherein, the regulating member also includes linkage regulation ring, the linkage regulation ring
The outside of the inlet tube is sheathed on, the elongated end of each adjustment axis is fixedly connected with the linkage regulation ring, the linkage
Regulation ring can rotate relative to the inlet tube, and the linkage regulation ring can drive multiple adjustment axis synchronous axial systems.
Mill separator as described above, wherein, circumferentially arranged with multiple spaced on the internal face of the housing
Strip-shaped baffle, the strip-shaped baffle are located at the top of the inlet tube, coarse powder particles are formed between adjacent two strip-shaped baffle
Flow-guiding channel.
Compared with prior art, it is as follows the advantages of the utility model：
Mill separator provided by the utility model, by the connection inner cone cap that can be removably mounted in the bottom of inner cone, changing
While kind separating effect so that the air-flow for entering housing from inlet tube directly collides with inner cone cap, when inner cone cap wears
Afterwards, it is only necessary to change inner cone cap, compared with changing whole inner cone, the cost of only replacing inner cone cap is low, and replacement operation is simple, effect
Rate is high, in addition, can also actually using for inner cone cap needs to be designed to different structures, to cause inner cone cap under different in flow rate
It is respectively provided with good guide effect and hits centrifugation；
Mill separator provided by the utility model, by setting baffle ring, the coarse powder particles for making to rotate to housing side wall exist
Dropped down onto under the stop of baffle ring along under the inside of housing in powder retrieving pipe, and housing is discharged via powder retrieving pipe, improve mill separator
Separating effect；
Mill separator provided by the utility model, drive guide vane to rotate by rotating adjustment axis, led so as to adjust
The angle of inclination of blade is flowed, abrasion of the entrance velocity in pipes to blade fixed position can either be reduced, so as to solve due to quiet
Only blade angle becomes big, causes required particle diameter fineness to become big, it is necessary to the problem of frequently overhauling or changing guide vane therewith,
The labor intensity of staff is reduced, extends the service life of guide vane, the particle diameter required for and can is enough isolated is thin
The coarse powder of degree, and there is flexible adjustment, the advantages of load adaptivity is wide；
Mill separator provided by the utility model, by linking, regulation ring drives multiple adjustment axis synchronous axial systems, you can
The linkage of all guide vanes is realized, changes the angle of inclination of all guide vanes, and cause the inclination angle of whole guide vanes
Degree is consistent, so that the simpler convenience of operation at the angle of inclination of adjustment guide vane；
Mill separator provided by the utility model, pass through circumferentially arranged multiple interval settings on the internal face of housing
Strip-shaped baffle, the coarse powder particles for preventing to separate reenter swirling eddy, so that the coarse powder particles separated
It can smoothly be fallen into along coarse powder particles flow-guiding channel in powder retrieving pipe, and housing is discharged via powder retrieving pipe, and then ensure that coarse powder point
From the separative efficiency of device.
Brief description of the drawings
The following drawings is only intended to, in doing the utility model schematic illustration and explanation, not limit model of the present utility model
Enclose.Wherein：
Fig. 1 is the structural representation of the mill separator provided according to the embodiment of the utility model one；
Fig. 2 is the first attachment structure schematic diagram of inner cone cap and inner cone in mill separator shown in Fig. 1；
Fig. 3 is second of attachment structure schematic diagram of inner cone cap and inner cone in mill separator shown in Fig. 1；
Fig. 4 is the first structural representation of baffle ring in mill separator shown in Fig. 1；
Fig. 5 is second of structural representation of baffle ring in mill separator shown in Fig. 1；
Fig. 6 is the third structural representation of baffle ring in mill separator shown in Fig. 1；
Fig. 7 is the 4th kind of structural representation of baffle ring in mill separator shown in Fig. 1；
Fig. 8 is the 5th kind of structural representation of baffle ring in mill separator shown in Fig. 1；
Fig. 9 is the first structural representation of guiding device in mill separator shown in Fig. 1；
Figure 10 is second of structural representation of guiding device in mill separator shown in Fig. 1；
Figure 11 is the first structural representation of strip-shaped baffle in mill separator shown in Fig. 1；
Figure 12 is second of structural representation of strip-shaped baffle in mill separator shown in Fig. 1；
Figure 13 is the third structural representation of strip-shaped baffle in mill separator shown in Fig. 1；
Figure 14 is the 4th kind of structural representation of strip-shaped baffle in mill separator shown in Fig. 1；
Drawing reference numeral explanation：
1- housings；2- powder retrieving pipes；3- inlet tubes；4- outlets；5- inner cones；6- inner cone caps；61- adpting flanges；7- spiral shells
Bolt；8- baffle rings；9- guiding devices；91- regulating members；911- adjustment axis；9111- connection ends；9112- elongated ends；9113- connections
Portion；912- linkage regulation rings；92- guide vanes；921- fixed parts；922- rotation sections；93- wheel hubs；10- strip-shaped baffles.
Embodiment
In order to have clearer understanding to the technical solution of the utility model, purpose and effect, in conjunction with brief description of the drawings originally
The embodiment of utility model.
In Fig. 1 and Fig. 9, the direction of arrow is gas flow direction.
As shown in figure 1, the utility model provides a kind of mill separator, it comprises at least housing 1 and inner cone 5, its
In, housing 1 is hollow inverted cone shape structure, and the bottom of housing 1 is provided with powder retrieving pipe 2 and inlet tube 3, the outlet direction of powder retrieving pipe 2
The side wall of housing 1 is set, and the import of inlet tube 3 is set towards the bottom of housing 1, i.e., the outlet of powder retrieving pipe 2 is positioned at inlet tube 3
The side of import, in order that the air-flow that must enter through inlet tube 3 in housing 1 can be evenly distributed in housing 1, inlet tube 3
Axis and housing 1 axis collinear, the top of housing 1 is provided with outlet 4, isolates the air-flow of coarse powder particles through outlet 4
Housing 1 is discharged, outlet 4 can set one, can also set multiple, and the particular number of outlet 4 can be according to actually making
Set with demand；Inner cone 5 is in inverted cone shape structure, inner cone 5 be arranged in housing 1 and positioned at inlet tube 3 and outlet 4 it
Between, the air-flow that housing 1 is entered from inlet tube 3 collides with inner cone 5, and part coarse powder is during collision in self gravitation
In the presence of be separated, separating effect is improved, in order to solve, because air-flow constantly hits the bottom of inner cone 5, to cause
The bottom heavy wear of inner cone 5 is changed, it is necessary to often safeguard, the problem of causing maintenance cost high, as shown in Figures 2 and 3, inside
The connection that the bottom of cone 5 can be removably mounted is in from top to bottom the inner cone cap 6 of necking down shape, so, the air-flow of housing 1 is entered from inlet tube 3
Collided with inner cone cap 6, after inner cone cap 6 wears, it is only necessary to inner cone cap 6 is changed, compared with changing whole inner cone 5,
It is low only to change the cost of inner cone cap 6, and replacement operation is simple, efficiency high, and inner cone cap 6 is in from top to bottom necking down shape, can be right
Guide effect is played into the air-flow in housing 1 so that air-flow more uniform can be distributed in housing 1, further improved and divided
From effect, in addition, inner cone cap 6 can also be designed to different structures, such as hierarchic structure or conical structure or truncated cone
Structure, to cause inner cone cap 6 to be respectively provided with good guide effect under different in flow rate and hit centrifugation.
Mill separator provided by the utility model, by the connection inner cone cap 6 that can be removably mounted in the bottom of inner cone 5,
While improving separating effect so that the air-flow for entering housing 1 from inlet tube 3 directly collides with inner cone cap 6, when inner cone cap
After 6 abrasions, it is only necessary to change inner cone cap 6, compared with changing whole inner cone 5, the cost of only replacing inner cone cap 6 is low, and changes behaviour
Make simple, efficiency high, in addition, can also actually using for inner cone cap 6 needs to be designed to different structures, to cause inner cone cap 6
Good guide effect is respectively provided with different in flow rate and hits centrifugation.
In a kind of embodiment of the present utility model, as shown in Fig. 2 inner cone cap 6 is towards one end edge of inner cone 5
Periphery is provided with adpting flange 61, offers multiple spaced connecting holes on adpting flange 61, the bottom of inner cone 5 is pointed to
Each connection hole is respectively equipped with a screwed hole, i.e., the bottom of inner cone 5 be provided with the one-to-one screwed hole of multiple connecting holes, lead to
Cross bolt 7 to spin cooperations through connecting hole and screwed hole, inner cone cap 6 connects with inner cone 5, and the mode being connected by screw bolts is simple
It is single reliable, can in order to increase that inner cone cap 6 is connected with inner cone 5 so that the disassembly and installation of inner cone cap 6 is simple to operate
By property, multiple connecting holes are set at equal intervals, so so that the junction uniform force of inner cone cap 6 and inner cone 5, were both improved
The reliability connected between inner cone cap 6 and inner cone 5, cause that the installation of inner cone cap 6 and disassembling section are simple and convenient again.
Further, inner cone cap 6 outer peripheral face be in axial direction provided with two be arranged at intervals and it is parallel each other
The conical surface, it is in from top to bottom necking down shape because inner cone cap 6 is overall so that two conical surfaces can collide simultaneously with air-flow, increase
The contact area of inner cone cap 6 and air-flow so that more coarse powder particles are separated during collision, improve point
From effect.
In another embodiment of the present utility model, as shown in figure 3, inner cone cap 6 is provided with through hole vertically,
The bottom of inner cone 5 is provided with mounting hole, is provided with internal thread in mounting hole, is spun and matched somebody with somebody with mounting hole through through hole by bolt 7
Close, inner cone cap 6 connects with inner cone 5, simple and reliable by the way of the connection of bolt 7, so that inner cone cap 6 is dismantled and pacified
Fill simple to operate, it is preferable that the axis of through hole and the axis collinear of inner cone cap 6, the axis of mounting hole and the axle of inner cone 5
Line is conllinear, so, after inner cone cap 6 is connected with inner cone 5 by bolt 7, the axis of inner cone cap 6 and the axis collinear of inner cone 5,
So as to add the reliability connected between inner cone cap 6 and inner cone 5.
Further, the outer peripheral face of inner cone cap 6 is in axial direction provided with three step surfaces, because inner cone cap 6 is overall by up to
It is in necking down shape down so that three step surfaces can equally collide simultaneously with air-flow, increase contact of the inner cone cap 6 with air-flow
Area so that more coarse powder particles are separated during collision, improve separating effect.
It should be noted that inner cone cap 6 can also use connecting with interior centrum 5 of can be removably mounted of other modes, such as clamping,
, all should be in this practicality but as long as connect with interior centrum 5 any existing structure or its simple replacement that inner cone cap 6 can be removably mounted can be realized
Within new protection domain.
In a kind of embodiment of the present utility model, as shown in figure 1, the internal face top of housing 1 is provided with baffle ring 8, gear
Ring 8 can play barrier effect to coarse powder particles, flow to the coarse powder particles of the side wall of housing 1 under the stop of baffle ring 8 along housing 1
Inside under drop down onto in powder retrieving pipe 2, via powder retrieving pipe 2 discharge housing 1, so as to further improve the separation of mill separator effect
Fruit.
Further, as shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the cross section semicircular in shape or triangle or arc of baffle ring 8
Shape or inverted shape, certainly, baffle ring 8 can also be other existing structures that can coarse powder particles be played with barrier effect, herein
No longer it is described in detail.
In a kind of preferred embodiment of the present utility model, as shown in Fig. 1, Fig. 9 and Figure 10, mill separator also wraps
Guiding device 9 is included, guiding device 9 is arranged in inlet tube 3, and guiding device 9 comprises at least regulating member 911 and along inlet tube 3
Circumferentially spaced multiple guide vanes 92, the entrance guiding for gas circulation is formed between adjacent two guide vane 92
Passage, regulating member 911 comprise at least the adjustment axis 911 set with the contraposition of each guide vane 92, and adjustment axis 911 is along inlet tube 3
Be radially arranged and be fixedly connected with the guide vane 92 that the adjustment axis 911 contraposition is set, i.e., the diameter parallel of each adjustment axis 911 in
Inlet tube 3 is radially arranged, and multiple adjustment axis 911 are corresponded with multiple guide vanes 92 and set, and aligns the regulation set
Axle 911 is fixedly connected with guide vane 92, and adjustment axis 911 extends outward inlet tube 3 and energy opposite inlet pipe 3 rotates, and adjusts
The rotation of nodal axisn 911 can drive guide vane 92 to be rotated around the axis of adjustment axis 911, to change the inclination angle of guide vane 92
Degree, so, both solved in the prior art because static blade angle becomes big, and caused required particle diameter fineness to become big therewith,
The problem of needing frequently maintenance or changing guide vane 92, so as to reduce the labor intensity of staff, extend water conservancy diversion leaf
The service life of piece 92, and can enough isolate the coarse powder of required particle diameter fineness, and cause mill separator to have regulation spirit
It is living, the advantages of load adaptivity is wide.
When mounted, the axial direction of guide vane 92 and inlet tube 3 is made to form angle by rotating adjustment axis 911, with
The center line for the flow-guiding channel that two adjacent guide vanes 92 are formed is set to be not parallel to the axis of inlet tube 3, so so that through entering
The air-flow that mouth pipe 3 flows out can form swirling eddy in housing 1, and the part coarse powder particles being mingled with the gas flow can rotate
Separated in the presence of the centrifugal force of air-flow, that is, form the used manifold type separation of rotation, in part coarse powder particles are hit by air-flow
Cone cap 6 is separated, and part coarse powder particles are separated by baffle ring 8, and the coarse powder particles isolated are discharged through powder retrieving pipe 2, point
The air-flow for separating out coarse powder particles discharges housing 1 through outlet 4, in actual use, according to the required coarse powder isolated
Particle diameter fineness, by rotate adjustment axis 911 drive guide vane 92 rotate, adjust guide vane 92 angle of inclination, change
The diameter of the swirling eddy flowed out from inlet tube 3, so as to change the size of centrifugal force, and then obtain required particle diameter fineness
Coarse powder particles.
Further, when the coarse powder particles separated glide along the inwall of housing 1, swirling eddy will be to the internal face of housing 1
On particle produce Involving velocity, the particle for making to separate is entered main flow by this again, reduction separative efficiency, in order to avoid
The above situation occurs, as shown in figure 1, circumferentially arranged with multiple spaced strip-shaped baffles 10, bar on the internal face of housing 1
Shape baffle plate 10 is located at the top of inlet tube 3, and coarse powder particles flow-guiding channel, strip-shaped baffle 10 are formed between adjacent two strip-shaped baffle 10
The coarse powder particles that can prevent to separate reenter swirling eddy, so that the coarse powder particles separated can be along coarse powder
Particle flow-guiding channel is smoothly fallen into powder retrieving pipe 2, and discharges housing 1 via powder retrieving pipe 2, and then ensure that mill separator
Separative efficiency.
Further, as shown in Figure 11, Figure 12, Figure 13 and Figure 14, the cross section of strip-shaped baffle 10 is rectangular or L-shaped or T
Shape or arc, certainly, strip-shaped baffle 10 can also be other existing knots that can coarse powder particles be played with stop and guide effect
Structure, it will not be described in detail herein.
In a kind of embodiment of the present utility model, as shown in figure 9, adjustment axis 911 is located at one in inlet tube 3
Hold and be located at for connection end 9111, the i.e. connection end 9111 of adjustment axis 911 in inlet tube 3, the elongated end 9112 of adjustment axis 911 is located at
Outside inlet tube 3, it is solid towards the side of the inwall of inlet tube 3, i.e. adjustment axis 911 that connection end 9111 is fixedly connected on guide vane 92
Surely the side of guide vane 92 is connected to, so so that the connection between adjustment axis 911 and guide vane 92 is simple and convenient.
Further, as shown in figure 9, guiding device 9 also includes the wheel hub 93 positioned at the middle part of inlet tube 3, guide vane 92 wraps
Fixed part 921 and the rotation section 922 for being connected to the top of fixed part 921 that can be rotated are included, rotation section 922 can be by rotating shaft with consolidating
Determine portion 921 to connect, fixed part 921 is in tabular or helical form, and fixed part 921 can play to entering the air-flow in inlet tube 3
Guide functions, to avoid air-flow from directly impacting rotating part, rotating part is caused to wear, so as to extend rotating part to a certain extent
Service life, and then reduce the replacement frequency of guide vane 92, fixed part 921 is fixedly connected on wheel hub 93, rotation section
922 are fixedly connected with connection end 9111, i.e., adjustment axis 911 only needs to drive rotation section 922 to rotate, and fixed part 921 can also be right
Rotation section 922 is played a supporting role, so so that staff can be driven using less power by rotating adjustment axis 911
Guide vane 92 rotates, and adjusts the angle of inclination of guide vane 92.
In another embodiment of the present utility model, as shown in Figure 10, guiding device 9 also includes being located at entrance
The wheel hub 93 at the middle part of pipe 3, one end that adjustment axis 911 is located in inlet tube 3 are connection end 9111, the company that connection end 9111 can rotate
It is connected on wheel hub 93, guide vane 92 is in tabular, and guide vane 92 is fixedly connected in adjustment axis 911, specifically, flow deflector
The axial restraint of upper end edge adjustment axis 911 be connected in adjustment axis 911, and positioned at wheel hub 93 and inlet tube 3 internal face it
Between, the rotation of adjustment axis 911 can drive guide vane 92 to be rotated around adjustment axis 911, so, by controlling to adjust turning for axle 911
Dynamic angle is the angle of inclination of controllable guide vane 92, so that the angle of inclination of adjustment guide vane 92 is simple to operate
It is convenient.
In a kind of embodiment of the present utility model, as shown in Figure 10, regulating member 911 also includes linkage regulation ring
912, linkage regulation ring 912 is sheathed on the outside of inlet tube 3, and the elongated end 9112 of each adjustment axis 911 is bent to form connection downwards
Portion 9113, each connecting portion 9113 are fixedly connected with linkage regulation ring 912, and linkage regulation ring 912 can rotate relative to inlet tube 3,
And linkage regulation ring 912 can drive multiple synchronous axial systems of adjustment axis 911, when needing to adjust the angle of inclination of guide vane 92,
Linkage regulation ring 912, which need to only be rotated, can realize the linkage of all guide vanes 92, so as to change inclining for whole guide vanes 92
Rake angle, and make it that the angle of inclination of whole guide vanes 92 is consistent, and then cause the angle of inclination of adjustment guide vane 92
Operate simpler convenience.
Below by taking the mill separator provided with the guiding device shown in the inner cone cap and Figure 10 shown in Fig. 2 as an example, specifically
The use process of bright mill separator provided by the utility model：
As shown in Figure 1, Figure 2 with shown in Figure 10, before carrying out coarse powder separation, the coarse powder of particle diameter fineness as needed, linkage is rotated
Regulation ring 912, the rotation of linkage regulation ring 912 drive multiple synchronous axial systems of adjustment axis 911, and each driving of adjustment axis 911 is consolidated with it
Surely the synchronous axial system of guide vane 92 connected, the angle of inclination of guide vane 92 is adjusted, until the angle of inclination of guide vane 92
Meet that swirling eddy can isolate the coarse powder of required particle diameter fineness under the influence of centrifugal force, adjust guide vane 92
Behind angle of inclination, the flow velocity of the air-flow flowed out according to entrance guiding passage selects the suitable structure of inner cone cap 6, such as shown in Fig. 2
The structure of inner cone cap 6, inner cone cap 6 is connected to the bottom of inner cone 5 by bolt 7, you can powder gas is passed through into inlet tube 3
Stream, the dirty gateway pipe 3 of guide functions for the entrance guiding passage that powder air-flow is formed in adjacent two guide vane 92 are simultaneously formed
Swirling eddy enters in housing 1, is collided into the powder air-flow in housing 1 with inner cone cap 6, mistake of the part coarse powder in collision
It is separated in journey in the presence of self gravitation, part coarse powder particles quilt in the presence of centrifugal force caused by swirling eddy
Separate, and the part coarse powder particles can smoothly fall under the barrier effect of strip-shaped baffle 10 along coarse powder particles flow-guiding channel
Enter in powder retrieving pipe 2, also part coarse powder particles can be separated under the barrier effect of baffle ring 8 from air-flow, and that isolates is thick
Powder particles flow to powder retrieving pipe 2 along coarse powder particles flow-guiding channel, and discharge housing 1 through powder retrieving pipe 2, isolate the air-flow of coarse powder particles
Housing 1 is discharged through outlet 4, you can completes the lock out operation of coarse powder.
It should be noted that the thick of separation different-grain diameter fineness can be achieved by the angle of inclination for adjusting guide vane 92
Powder, the process at the specific angle of inclination for adjusting guide vane 92 are described above, will not be repeated here.
In summary, mill separator provided by the utility model, by the connection that can be removably mounted in the bottom of inner cone
Cap is bored, while separating effect is improved so that the air-flow for entering housing from inlet tube directly collides with inner cone cap, when interior
After boring cap abrasion, it is only necessary to change inner cone cap, compared with changing whole inner cone, the cost of only replacing inner cone cap is low, and changes behaviour
Make simple, efficiency high, in addition, can also actually using for inner cone cap needs to be designed to different structures, to cause inner cone cap to exist
Good guide effect is respectively provided with different in flow rate and hits centrifugation；
Mill separator provided by the utility model, by setting baffle ring, the coarse powder particles for making to rotate to housing side wall exist
Dropped down onto under the stop of baffle ring along under the inside of housing in powder retrieving pipe, and housing is discharged via powder retrieving pipe, improve mill separator
Separating effect；
Mill separator provided by the utility model, drive guide vane to rotate by rotating adjustment axis, led so as to adjust
The angle of inclination of blade is flowed, abrasion of the entrance velocity in pipes to blade fixed position can either be reduced, so as to solve due to quiet
Only blade angle becomes big, causes required particle diameter fineness to become big, it is necessary to the problem of frequently overhauling or changing guide vane therewith,
The labor intensity of staff is reduced, extends the service life of guide vane, the particle diameter required for and can is enough isolated is thin
The coarse powder of degree, and there is flexible adjustment, the advantages of load adaptivity is wide；
Mill separator provided by the utility model, by linking, regulation ring drives multiple adjustment axis synchronous axial systems, you can
The linkage of all guide vanes is realized, changes the angle of inclination of all guide vanes, and cause the inclination angle of whole guide vanes
Degree is consistent, so that the simpler convenience of operation at the angle of inclination of adjustment guide vane；
Mill separator provided by the utility model, pass through circumferentially arranged multiple interval settings on the internal face of housing
Strip-shaped baffle, the coarse powder particles for preventing to separate reenter swirling eddy, so that the coarse powder particles separated
It can smoothly be fallen into along coarse powder particles flow-guiding channel in powder retrieving pipe, and housing is discharged via powder retrieving pipe, and then ensure that coarse powder point
From the separative efficiency of device.
The schematical embodiment of the utility model is the foregoing is only, is not limited to model of the present utility model
Enclose.Any those skilled in the art, the equivalent variations made on the premise of design of the present utility model and principle is not departed from
With modification, the scope that the utility model is protected all should be belonged to.And it should be noted that each part of the present utility model simultaneously
It is not limited only to above-mentioned overall applicability, each technical characteristic described in specification of the present utility model can be according to being actually needed selection
One individually uses or selects the multinomial use that combines, and therefore, the utility model covers in the nature of things to be invented with this case
The relevant other combinations of point and concrete application.
Claims (10)
1. a kind of mill separator, it is characterised in that the mill separator comprises at least：
Housing, the housing are hollow inverted cone shape structure, and the bottom of the housing is provided with powder retrieving pipe and inlet tube, the housing
Top be provided with outlet；
Inner cone, the inner cone are in inverted cone shape structure, and the inner cone is arranged in the housing and is located at the inlet tube
Between the outlet, what the inner cone bottom can be removably mounted is connected with from top to bottom in the inner cone cap of necking down shape.
2. mill separator according to claim 1, it is characterised in that
The inner cone cap is circumferentially provided with adpting flange towards one end of the inner cone, is offered on the adpting flange multiple
Spaced connecting hole, the bottom of the inner cone are pointed to each connection hole and are respectively equipped with a screwed hole, pass through spiral shell
Bolt spins cooperation through the connecting hole and the screwed hole, and the inner cone cap connects with the inner cone.
3. mill separator according to claim 1, it is characterised in that
The inner cone shade is axially arranged with through hole, and the bottom of the inner cone is provided with mounting hole, is provided with the mounting hole interior
Screw thread, spun cooperation through the through hole and the mounting hole by bolt, the inner cone cap connects with the inner cone.
4. mill separator according to claim 1, it is characterised in that
The internal face top of the housing is provided with baffle ring.
5. mill separator according to any one of claim 1 to 4, it is characterised in that
The mill separator also includes guiding device, and the guiding device is arranged in the inlet tube, the guiding device
Circumferentially spaced multiple guide vanes including at least regulating member and along the inlet tube, adjacent two guide vane
Between form the entrance guiding passage for gas circulation, the regulating member comprises at least to be set with each guide vane contraposition
The adjustment axis put, the guide vane that the adjustment axis is radially arranged along the inlet tube and set with adjustment axis contraposition are consolidated
Fixed connection, the adjustment axis extend outward the inlet tube and can rotated relative to the inlet tube, and turn of the adjustment axis
Kinetic energy drives the guide vane to be rotated around the axis of the adjustment axis.
6. mill separator according to claim 5, it is characterised in that
One end that the adjustment axis is located in the inlet tube is connection end, and the connection end is fixedly connected on the guide vane
Towards the side of the entrance inside pipe wall.
7. mill separator according to claim 6, it is characterised in that
The guiding device also includes the wheel hub in the middle part of the inlet tube, and the guide vane includes fixed part and can rotated
The rotation section for being connected to the fixed part top, the fixed part is fixedly connected on the wheel hub, the rotation section and institute
Connection end is stated to be fixedly connected.
8. mill separator according to claim 5, it is characterised in that
The guiding device also includes the wheel hub in the middle part of the inlet tube, and the adjustment axis is located at one in the inlet tube
Hold as connection end, what the connection end can rotate is connected on the wheel hub, and the guide vane is fixedly connected on the regulation
On axle.
9. mill separator according to claim 5, it is characterised in that
The regulating member also includes linkage regulation ring, and the linkage regulation ring is sheathed on the outside of the inlet tube, each described
The elongated end of adjustment axis is fixedly connected with the linkage regulation ring, and the linkage regulation ring can rotate relative to the inlet tube,
And the linkage regulation ring can drive multiple adjustment axis synchronous axial systems.
10. mill separator according to claim 5, it is characterised in that
Enter on the internal face of the housing circumferentially arranged with multiple spaced strip-shaped baffles, the strip-shaped baffle described in
The top of mouthful pipe, coarse powder particles flow-guiding channel is formed between adjacent two strip-shaped baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153993.5U CN206643008U (en) | 2017-02-21 | 2017-02-21 | Mill separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720153993.5U CN206643008U (en) | 2017-02-21 | 2017-02-21 | Mill separator |
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|---|---|
| CN206643008U true CN206643008U (en) | 2017-11-17 |
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|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109158551A (en) * | 2018-10-26 | 2019-01-08 | 南安市德林机械制造有限公司 | One kind penetrating sand device |
| CN112138848A (en) * | 2020-09-16 | 2020-12-29 | 华润电力湖北有限公司 | Axial separator of coal mill |
| CN114832563A (en) * | 2022-04-28 | 2022-08-02 | 南京航空航天大学 | Purification and separation system and fermentation and filtration system and method |
-
2017
- 2017-02-21 CN CN201720153993.5U patent/CN206643008U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109158551A (en) * | 2018-10-26 | 2019-01-08 | 南安市德林机械制造有限公司 | One kind penetrating sand device |
| CN112138848A (en) * | 2020-09-16 | 2020-12-29 | 华润电力湖北有限公司 | Axial separator of coal mill |
| CN114832563A (en) * | 2022-04-28 | 2022-08-02 | 南京航空航天大学 | Purification and separation system and fermentation and filtration system and method |
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