CN205730558U - A kind of dispensing head of disk dewatering machine - Google Patents
A kind of dispensing head of disk dewatering machine Download PDFInfo
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- CN205730558U CN205730558U CN201620582841.2U CN201620582841U CN205730558U CN 205730558 U CN205730558 U CN 205730558U CN 201620582841 U CN201620582841 U CN 201620582841U CN 205730558 U CN205730558 U CN 205730558U
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- circle
- heavy stand
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Abstract
The utility model discloses the dispensing head of a kind of disk dewatering machine, rotary part arranges rotating part contact platform and rotating part heavy stand, rotating part contacts the platform center of circle with the dehydration arbor annular platform as the center of circle；On the rotary part of the inner side and outer side that rotating part heavy stand is arranged on rotating part contact platform；Fixed part contact platform and fixed part heavy stand are set in fixed component, fixed part heavy stand at least includes region equal with midge groove groove width between two midge grooves, and two midge grooves extend at distance flush pipe outer wall 1/3～1/4 flush pipe radius size to flush pipe direction respectively along the size of respective midge groove, fixed part heavy stand face relatively fixed part contact table top sinking 4～6mm.This utility model makes adsorption efficiency improve 140%, and service life is greatly improved, the dehydrating effect that thus brings, disk life, the raising of machine life, economic benefit is high, has great application prospect in the industrial and mining establishment such as thermal power plant, iron and steel, colliery, and promotional value is high.
Description
Technical field
This utility model relates to a kind of disk dewatering machine, particularly relates to the dispensing head of a kind of disk dewatering machine.
Background technology
Disk dewatering machine is the most energy-efficient a kind of dehydration equipment, its work process be divided into midge, filter, dry
Dry, discharging, backwash.Dispensing head connects vacuum pump and completes midge, connects flushing filtering system and carries out backwash；Such as Fig. 1,2 institutes
Showing, dispensing head includes two major parts: rotary part and fixed component, two parts rely on spring force pressure together.Rotate
Parts uniformity is disposed with 12 holes, 12 corresponding 12 connecting branches in hole, distributes to often arranging on fan-shaped disc；Fixed component is contained in
On organism frame, having two points of grooves, midge groove and flushed channel, midge groove and flushed channel have pipeline to connect respectively, have three shuntings
Passage, controls vacuum tube, drying tube and backwash tube respectively to the relevant sector arranging district.The rotary part of dispensing head is with fixing
Parts keep fitting tightly under the effect of compensation mechanism elastic force, rotate with main shaft and relatively slide, prevent fluid media (medium) in midge
Leak between groove, flushed channel and air three, form the chamber of relatively independent sealing.Along with main shaft disc rotates, rotary part
Each hole divide with fixed component groove connect therewith and switched midge, filter, be dried, backwash Four processes, due to point
Joining tie and bridge that head is whole disk dewatering machine, its material is good and bad, design the most rationally directly affects disk dewatering
Machine dehydrating effect, disk life, even machine life.
Disk dewatering machine dispensing head all uses hard ceramic, rotary part and fixed component contact surface to be that entirety connects at present
Touching, surface smoothness is 0.012 μm, hardness 75H～80H, and another side hard ceramic does not does fine grinding and processes, and is adhesively fixed with glue.
Owing to contact surface is overall contact, rotary part perforate is many, and the friction that actual CONTACT WITH FRICTION area is far smaller than fixed component connects
Contacting surface is amassed, and causes rotary part excessive abrasion concave surface between hole, fixed component correspondence convex surface occur, cause midge groove and flushed channel it
Between leakage serious, owing to not considering to penetrate into the surface tension of sealing surface liquid, the effect of compensation mechanism elastic force is not enough to overcome this
Planting tension force, fluid gap forms runner, makes again leakage between midge groove, flushed channel and air three strengthen.Further, surface
Fineness can not effectively prevent fluid media (medium) from leaking between midge groove, flushed channel and air three, solely when rotary work
Chamber vertical, that seal is destroyed, and short-term performance dispensing head has medium to leak outside, dehydrating effect declines, longtime running, consolidating in medium
Body microgranule enters sealing surface under the effect of fluid pressure, sealing surface Guan Bi rotates, these solid particles actual become " a sand
Wheel " can unstable wear surface.Can not reuse, even machine life declines.
Dispensing head material uses hard ceramic, although Anticorrosive Character meets, but wearability is nowhere near, and fills at dispensing head
After joining less than 100 hours in just have media leaks, when fine grinding surface wear after leakage rate strengthen, the most invisible position midge groove and
Leaking even more serious between flushed channel, there is obvious male and fomale(M&F) in subregion position, affects dehydrating effect and disk life；And gluing connect
Fixing, when dismounting, it is necessary to destructive to remove, need during maintenance to wait hardening time, cause maintenance time-consuming up to 24 hours with
On and it needs to special fixture prevents uncured anterior displacement, and these all bring use and maintenance cost to increase considerably.
Utility model content
The purpose of this utility model is to solve problem present in current techniques, it is provided that the distribution of a kind of disk dewatering machine
Head.
For reaching above-mentioned purpose, the technological means that this utility model is used is: the dispensing head of a kind of disk dewatering machine, bag
Include rotary part, fixed component, rotary part and fixed component opposite face to pass through together with spring force pressure；On described rotary part
Arranging rotating part contact platform and rotating part heavy stand, described rotating part contact platform is with the center of circle of dehydration arbor as the center of circle, to be distributed on
The center of circle in the hole on rotary part to dehydration arbor the center of circle distance based on radius, utilize base radius deduct pore radius and
The pore radius income value of 1/6～1/8 is inside radius, utilizes base radius to add the pore radius income value of pore radius and 1/6～1/8
For outer radius, the annular platform of formation；Described rotating part heavy stand is arranged on the rotating part of the inner side and outer side of rotating part contact platform
On part, rotating part heavy stand face relatively rotating part contact table top sinking 4～6mm；Arrange in described fixed component fixed part contact platform and
Fixed part heavy stand, described fixed part heavy stand at least includes between two midge grooves, the region equal with midge groove groove width, and two
Individual midge groove extends to distance flush pipe outer wall 1/3～1/4 to flush pipe direction respectively along the size of respective midge groove and rinses
At pipe radius size, fixed part contact platform is other portions outside fixed part heavy stand, midge groove and flush pipe that remove in fixed component
Point, fixed part heavy stand face relatively fixed part contact table top sinking 4～6mm.
Further, on the described rotary part rotating part heavy stand that formed of the center of circle to inside radius with dehydration arbor, if
It is equipped with 4～6 fixed bolt holes uniform for the center of circle with the center of circle of dehydration arbor, is used for connecting dehydration arbor；Described fixed part
It is also equipped with 4～6 fixed bolt holes uniform for the center of circle with the center of circle of dehydration arbor on fixed part heavy stand corresponding on part, uses
In connecting dewaterer housing.
Further, described fixed component being additionally provided with material loosening pipe, material loosening pipe is positioned at by flush pipe, logistics
The center of circle of loose pipe and flush pipe is on same circumference.
Further, described rotary part uses the hard alloy of tool Anticorrosive Character with fixed component, passes through one-piece casting
High temperature sintering after molding, surface fine grinding is 0.003～0.006 μm to fineness, and hardness reaches 94.5H.
The beneficial effects of the utility model are: 1, overall employing anticorrosion, wear-resisting hard alloy, can be effectively improved bright and clean
Degree, granule can not enter sealing surface, only solution molecule and enter on a small quantity, it is impossible to sets up runner gap and cannot escape, can be with shape
Become good self lubricity, it is ensured that long dry friction in work, do not damage seal face；Because Cemented Carbide Hardness pole
Height, even if sealing surface is opened, the extremely small solid microgranule in medium enters can not damage dynamic static joint sealing surfaces.2, rotate
Create heavy stand, appropriate design sealing area in parts and fixed component, take into full account and enter the liquid film table that sealing surface liquid is formed
Surface tension, reduces the contact area of rotary part and fixed component on the basis of meeting cavity seal and intensity as far as possible so that
Compensation mechanism elastic force enough overcomes this tension force, and sealing runner gap cannot set up, and liquid medium is not revealed.3, fixing spiral shell is used
Rotary part and fixed component are positioned on main shaft and housing by bolt, registration, it is simple to dismounting, can repeatedly process weight after abrasion
Multiple utilization.4, extending pulp absorbing area the contact surface that sinks in fixed component, make in the middle of groove through, two ends extend, and add absorption
Region and adsorption time, improve adsorption effect.By above-mentioned innovation so that adsorption efficiency improves 140%, and service life is far away
Higher than prior art, the dehydrating effect thus brought, disk life, the raising of machine life, economic benefit is high.At thermoelectricity
Having great application prospect in the industrial and mining establishment such as factory, iron and steel, colliery, promotional value is high.
Accompanying drawing explanation
With embodiment, this utility model is further elaborated below in conjunction with the accompanying drawings.
The rotary part structural representation of prior art in Fig. 1 background technology；
The fixed component structural representation of prior art in Fig. 2 background technology；
Fig. 3 rotary part of the present utility model structural representation；
Fig. 4 fixed component of the present utility model structural representation.
In figure: 1, rotary part, 11, rotating part contact platform, 12, rotating part heavy stand, 13, dehydration arbor, 14, hole, 2, solid
Limiting-members, 21, fixed part contact platform, 22, fixed part heavy stand, 23, midge groove, 24, flush pipe, 25, material loosening pipe, 3, fixing
Bolt hole.
Detailed description of the invention
Embodiment 1
As shown in Figure 3,4, the dispensing head of a kind of disk dewatering machine, including rotary part 1, fixed component 2, rotary part 1
Pass through together with spring force pressure with fixed component 2 opposite face；Rotating part contact platform 11 and rotating part are set on described rotary part 1
Heavy stand 12, described rotating part contact platform 11 is with the center of circle of dehydration arbor 13 as the center of circle, with the hole 14 that is distributed on rotary part
Radius based on the distance in the extremely center of circle of dehydration arbor 13, the center of circle, utilizes base radius to deduct the hole half of pore radius and 1/6～1/8
Footpath income value is inside radius r1, utilize base radius add pore radius and 1/6～1/8 pore radius income value be outer radius r2,
The annular platform formed；On the rotary part of the inner side and outer side that described rotating part heavy stand 12 is arranged on rotating part contact platform 11,
Rotating part heavy stand face relatively rotating part contact table top sinking 4～6mm；Fixed part contact platform 21 is set in described fixed component 2 with solid
Determining portion's heavy stand 22, described fixed part heavy stand 22 at least includes between two midge grooves 23, the region equal with midge groove groove width, with
And two midge groove 23 to flush pipe 24 directions extend to distance flush pipe 24 outer wall 1/3 respectively along the size of respective midge groove
～1/4 at flush pipe radius size, fixed part contact platform 21 is removing fixed part heavy stand 22, midge groove 23 and in fixed component 2
Other parts outside flush pipe 24, fixed part heavy stand face relatively fixed part contact table top sinking 4～6mm.
In described rotary part and fixed component, heavy stand is set, makes contact portion form Special seal region, meeting chamber
Room seals and reduces both contacts area on the basis of intensity as far as possible.As a example by Fig. 3, grid lines position i.e. heavy stand, for recessed heavy portion
Position, sealing area i.e. protruding parts, for removing the blank parts outside hole, in Fig. 4, for increasing midge groove entire area, by circular arc
Pulp absorbing area extends arc length i.e. grid lines position, sinking 4～6mm, in the case of having no through, has both met increase midge groove
Entire area about 33%, in turn ensure that dispensing head bulk strength does not declines.
Embodiment 2
On the basis of embodiment 1, the rotation that described rotary part 1 is formed with the center of circle to the inside radius of dehydration arbor 13
On portion's heavy stand, it is provided with 4～6 fixed bolt holes 3 uniform for the center of circle with the center of circle of dehydration arbor, is used for connecting dewaterer
Axle；Be also equipped with on fixed part heavy stand corresponding in described fixed component 2 4～6 equal for the center of circle with the center of circle of dehydration arbor 13
The fixed bolt hole 3 of cloth, is used for connecting dewaterer housing.
Described rotary part uses the hard alloy of tool Anticorrosive Character with fixed component, by high temperature after one-piece casting molding
Sintering, surface fine grinding is 0.003～0.006 μm to fineness, and hardness reaches 94.5H.
It is respectively adopted 4-6 and only positions hole, make to be fixed by bolts on main shaft and body frame, it is simple to dismounting, upon wear, tear open
Unload and can repeatedly be processed recycling.
Embodiment 3
Being additionally provided with material loosening pipe 25 in described fixed component 2, it is other that material loosening pipe 25 is positioned at flush pipe 24, logistics pine
Dissipate the center of circle of pipe 25 and flush pipe 24 on same circumference.Dispensing head can play and prevent fluid media (medium) in midge groove and flush pipe
Between leakage effects so that dewaterer normally complete midge, filter, be dried, discharging, five work process of backwash.But at present
Dewaterer also have midge, filter, be dried, loose, five processes of discharging, dispensing head effect is the same, and simply flush pipe becomes loose
Pipe, or increase a loose pipe, relative position slight changes, the mode of change is that the water inlet flush pipe in fixed component directly changes
For the loose pipe of air inlet dried material；Or also can be constant as water inlet flush pipe, a circular hole is increased in flush pipe adjacent position
Air inlet is as the loose pipe of dried material.When using filter cloth sucker, thence into compressed air bulk material, ceramic disk is used to do
For sucker, when discharging effect is bad, this hole salable is continuing with.As the change of embodiment 3, its essence remains in employing
Stating the architectural feature pointed out in embodiment, this change still belongs to protection domain of the present utility model.
This utility model compared with prior art, has a feature highlighted below:
1, overall employing anticorrosion, wear-resisting hard alloy, can be effectively improved fineness, and granule can not enter sealing surface, only
Solution molecule is had to enter on a small quantity, it is impossible to set up runner gap and cannot escape, good self lubricity can be formed, it is ensured that work
In for a long time dry friction, do not damage seal face；Because Cemented Carbide Hardness is high, even if sealing surface is opened, in medium
Extremely small solid microgranule enters and can not damage dynamic static joint sealing surfaces.
2, create heavy stand, appropriate design sealing area in rotary part and fixed component, take into full account entrance sealing surface liquid
The liquid film surface tension that body is formed, reduces rotary part and fixed component on the basis of meeting cavity seal and intensity as far as possible
Contact area so that compensation mechanism elastic force enough overcomes this tension force, sealing runner gap cannot set up, and liquid medium is not let out
Dew.
3, fixing bolt is used rotary part and fixed component to be positioned on main shaft and housing, registration, it is simple to tear open
Unload, after abrasion, can repeatedly process recycling.
4, rationally extending pulp absorbing area the contact surface that sinks, make in the middle of groove through, two ends extend, and add binding domain, suction
The attached time, improve adsorption effect.
By above-mentioned innovation so that adsorption efficiency improves 140%, and existing disk dewatering machine dispensing head is general for service life
At about 2 months, and dispensing head disclosed in the utility model service life was in 3～5 years, was significantly larger than existing skill service life
Art, no longer as prior art use in need frequently to change, and brought by this utility model dehydrating effect, disk life,
The raising of machine life, all promotes user to be substantially reduced in use cost, and therefore, economic benefit is high, at thermal power plant, steel
Having great application prospect in the industrial and mining establishment such as ferrum, colliery, promotional value is high.
Application embodiment is only intended to technical characteristic disclosed in the present application is described, those skilled in the art are by simple
Replace the change carried out, still fall within the scope that the application is protected.
Claims (4)
1. a dispensing head for disk dewatering machine is logical including rotary part, fixed component, rotary part and fixed component opposite face
Cross spring force pressure together；It is characterized in that: rotating part contact platform and rotating part heavy stand, described rotation are set on described rotary part
Contact platform in transfer part is with the center of circle of dehydration arbor as the center of circle, with the center of circle in hole that is distributed on rotary part to the center of circle being dehydrated arbor
Distance based on radius, utilize base radius deduct pore radius and 1/6～1/8 pore radius income value be inside radius, utilize
Base radius is outer radius plus the pore radius income value of pore radius and 1/6～1/8, the annular platform of formation；Described rotating part
On the rotary part of the inner side and outer side that heavy stand is arranged on rotating part contact platform, under rotating part heavy stand face relatively rotating part contact table top
Heavy 4～6mm；Arranging fixed part contact platform and fixed part heavy stand in described fixed component, described fixed part heavy stand at least includes two
Between individual midge groove, the region equal with midge groove groove width, and two midge grooves to flush pipe direction respectively along each self-priming
The size of stock tank extends at distance flush pipe outer wall 1/3～1/4 flush pipe radius size, and fixed part contact platform is fixed component
Other parts outside upper removing fixed part heavy stand, midge groove and flush pipe, fixed part heavy stand face relatively fixed part contact table top sinking 4
～6mm.
The dispensing head of disk dewatering machine the most according to claim 1, it is characterised in that: described rotary part is to be dehydrated arbor
The rotating part heavy stand that formed of the center of circle to inside radius on, be provided with 4～6 with the center of circle uniform the consolidating for the center of circle being dehydrated arbor
Determine bolt hole, be used for connecting dehydration arbor；4～6 it are also equipped with de-on fixed part heavy stand corresponding in described fixed component
The center of circle of water arbor is the fixed bolt hole that the center of circle is uniform, is used for connecting dewaterer housing.
The dispensing head of disk dewatering machine the most according to claim 1, it is characterised in that: it is additionally provided with in described fixed component
Material loosening pipe, material loosening pipe is positioned at by flush pipe, and the center of circle of the loose pipe of logistics and flush pipe is on same circumference.
The dispensing head of disk dewatering machine the most according to claim 1, it is characterised in that: described rotary part and fixed component
Use the hard alloy of tool Anticorrosive Character, by high temperature sintering after one-piece casting molding, surface fine grinding to fineness be 0.003～
0.006 μm, hardness reaches 94.5H.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620582841.2U CN205730558U (en) | 2016-06-15 | 2016-06-15 | A kind of dispensing head of disk dewatering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620582841.2U CN205730558U (en) | 2016-06-15 | 2016-06-15 | A kind of dispensing head of disk dewatering machine |
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| Publication Number | Publication Date |
|---|---|
| CN205730558U true CN205730558U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620582841.2U Expired - Fee Related CN205730558U (en) | 2016-06-15 | 2016-06-15 | A kind of dispensing head of disk dewatering machine |
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| CN (1) | CN205730558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105833598A (en) * | 2016-06-15 | 2016-08-10 | 安徽华电宿州发电有限公司 | Distributing head of disk dewatering machine |
-
2016
- 2016-06-15 CN CN201620582841.2U patent/CN205730558U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105833598A (en) * | 2016-06-15 | 2016-08-10 | 安徽华电宿州发电有限公司 | Distributing head of disk dewatering machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170615 |