CN220531917U - Pre-thickening mechanism of pushing centrifugal machine - Google Patents
Pre-thickening mechanism of pushing centrifugal machine Download PDFInfo
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- CN220531917U CN220531917U CN202322082535.5U CN202322082535U CN220531917U CN 220531917 U CN220531917 U CN 220531917U CN 202322082535 U CN202322082535 U CN 202322082535U CN 220531917 U CN220531917 U CN 220531917U
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- Prior art keywords
- thickening
- ring
- pushing plate
- thickening ring
- mother liquor
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 230000008719 thickening Effects 0.000 claims abstract description 82
- 239000007788 liquid Substances 0.000 claims abstract description 40
- 239000012452 mother liquor Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000706 filtrate Substances 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000000725 suspension Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012065 filter cake Substances 0.000 abstract description 5
- 206010012735 Diarrhoea Diseases 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000011010 flushing procedure Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
The utility model discloses a pre-thickening mechanism of a pushing centrifuge, which is characterized by further comprising a mother liquor dispersing disc and a pre-thickening mechanism, wherein the mother liquor dispersing disc and the pre-thickening mechanism are arranged on a pushing plate in a conical shape, the pre-thickening mechanism comprises a pre-thickening ring, a conical screen, a distance sleeve, a flow guiding sleeve, a liquid collecting cover, a baffle and a separation sleeve, the pre-thickening ring is arranged on the pushing plate and in a conical shape, the conical screen is arranged on the inner side of the pre-thickening ring, the distance sleeve is arranged between the pre-thickening ring and the pushing plate and is used for controlling the width of a material outlet, the flow guiding sleeve is arranged on the pre-thickening ring, the liquid collecting cover is arranged on the outer side of the pre-thickening ring in a conical shape, and the baffle and the separation sleeve are arranged at the small end of the pre-thickening ring; the mother liquor dispersing disc and the pre-thickening ring form a pre-thickening area. The pre-thickening device is simple in structure, and good in pre-thickening effect, and solves the problems of large vibration, thin filter cake, low yield, diarrhea and high water content of separated materials caused by low suspension concentration of the pushing centrifugal machine in operation, so that the production efficiency is greatly improved, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to a pushing centrifugal machine, in particular to a pre-thickening mechanism of the pushing centrifugal machine.
Background
The pushing centrifugal machine is a continuously operated filtering centrifugal machine, and has the characteristics of continuous operation, stable operation, high separation factor, high production capacity, high yield, good washing effect, low moisture content of filter cakes, low solid content of mother liquor and the like; is suitable for separating suspension with solid phase containing granularity greater than 0.08mm and concentration greater than 40%; is suitable for the industries of chemical industry, chemical fertilizer, alkali production, salt production and the like.
However, in the actual production operation process, a part of users are influenced by factors such as a production process, and the concentration of the suspension is often lower, so that adverse effects such as large vibration of a centrifugal machine, thin filter cake, low yield, diarrhea, high water content of separated materials and the like are caused, the production efficiency of the users is reduced, and meanwhile, the maintenance cost is increased. For this purpose, a pre-enrichment mechanism of a pusher centrifuge is proposed.
Disclosure of Invention
The utility model aims to solve the problems and provides a pre-thickening mechanism of a pusher centrifuge.
In order to achieve the aim, the utility model provides a pre-thickening mechanism of a pusher centrifuge, which comprises a rotary drum, a feeding pipe and a pusher plate, wherein the pre-thickening mechanism comprises a rotary drum, a feeding pipe and a pusher plate; the device is characterized by further comprising a mother liquor dispersing disc and a pre-thickening mechanism, wherein the mother liquor dispersing disc is arranged on the pushing plate and is arranged in a conical shape, the pre-thickening mechanism comprises a pre-thickening ring, a conical screen, a distance sleeve, a flow guiding sleeve, a liquid collecting cover and a baffle and a spacer, the pre-thickening ring is arranged on the pushing plate and is arranged in a conical shape, the distance sleeve is arranged between the pre-thickening ring and the pushing plate and is used for controlling the width of a material outlet, the flow guiding sleeve is arranged on the pre-thickening ring, the liquid collecting cover is arranged on the outer side of the pre-thickening ring and is arranged in a conical shape, and the baffle and the spacer are arranged at the small end of the pre-thickening ring; the mother liquor dispersing disc and the pre-thickening ring form a pre-thickening area, and a filtrate collecting ring is formed between the pre-thickening ring and the liquid collecting cover.
Further preferably, the front end of the feed pipe extends into the filtrate collecting ring, and a liquid baffle is arranged at the port.
Further preferably, the pre-thickening ring is provided with a plurality of liquid draining ports of the pre-thickening ring which are perpendicular to the axis.
Further preferably, the inner cone angle of the liquid collecting cover is smaller than the inner cone angle of the pre-thickening ring.
Further preferably, a sealing gasket is arranged between the liquid collecting cover and the pre-thickening ring.
Further preferably, the pushing plate is provided with a plurality of flow guide holes which correspond to the flow guide sleeves in position and are circulated, the pre-thickening ring is provided with a plurality of liquid discharge holes which are communicated with the filtrate collecting ring and the flow guide sleeves, the other side of the pushing plate is provided with a flushing pipe which is communicated with the flow guide holes, and the flushing pipe is provided with a plurality of flushing joints.
Further preferably, a sealing gasket is also arranged between the guide sleeve and the pushing plate.
The utility model has simple structure, good pre-thickening effect, improves the problems of large vibration, thin filter cake, low yield, diarrhea and high water content of separated materials generated by the operation of the pushing centrifugal machine due to low suspension concentration, greatly improves the production efficiency and reduces the maintenance cost;
through installing the wash pipe on the pushing plate to with the wash pipe through the good water conservancy diversion cover of water conservancy diversion hole and filtrate collection circle intercommunication, install a plurality of flushing joints on the wash pipe, the filtrate that separates out in centrifuge pushing process is as the washing liquid again through flushing joint flushing drum easily amass material district, avoids producing the amass material on the rotary drum.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of a partial structure of the present utility model.
Legend description: 1. a rotating drum; 2. a feed pipe; 3. a pushing plate; 4. a mother liquor dispersion tray; 5. a pre-enrichment mechanism; 6. a pre-thickening ring; 7. a cone screen; 8. a distance sleeve; 9. a diversion sleeve; 10. a liquid collecting cover; 11. a baffle; 12. a spacer bush; 13. a pre-enrichment zone; 14. a filtrate collecting ring; 15. a liquid baffle; 16. a liquid outlet of the pre-thickening ring; 17. a sealing gasket; 18. a deflector aperture; 19. a liquid discharge hole; 20. a flushing pipe; 21. the joint is rinsed.
Description of the embodiments
The pre-enrichment mechanism of the pusher centrifuge according to the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, a pre-densification mechanism of a pusher centrifuge includes a drum 1, a feed pipe 2, and a pusher plate 3; the device is characterized by further comprising a mother liquor dispersing disc 4 and a pre-thickening mechanism 5 which are arranged on the pushing plate 3 and are arranged in a conical shape, wherein the pre-thickening mechanism 5 comprises a pre-thickening ring 6 which is arranged on the pushing plate 3 and is arranged in a conical shape, a conical screen 7 which is arranged on the inner side of the pre-thickening ring 6 through welding, a distance sleeve 8 which is arranged between the pre-thickening ring 6 and the pushing plate 3 and is used for controlling the width of a material outlet, a guide sleeve 9 which is arranged on the pre-thickening ring 6 through welding, a liquid collecting cover 10 which is arranged on the outer side of the pre-thickening ring 6 and is arranged in a conical shape, and a baffle 11 and a spacer 12 which are arranged on the small end of the pre-thickening ring 6; a pre-thickening area 13 is formed between the mother liquor dispersing disc 4 and the pre-thickening ring 6, and a filtrate collecting ring 14 is formed between the pre-thickening ring 6 and the liquid collecting cover 10;
the pre-thickening ring 6, the distance sleeve 8 and the liquid collecting cover 10 are arranged on the pushing plate 3 through bolts;
through the setting of the pre-thickening mechanism 5, the pre-thickening effect is good, and the problems of large vibration, thin filter cake, low yield, diarrhea and high water content of separated materials generated by the pushing centrifugal machine in operation due to low suspension concentration are solved, so that the production efficiency is greatly improved, and the maintenance cost is reduced.
Further, the front end of the feed pipe 2 extends into the filtrate collecting ring 14, and a liquid baffle 15 is arranged at the port; by means of the provision of the baffles 15, part of the counter-moving suspension is blocked from overflowing through the outer wall of the feed pipe 2 and forms a guide for the mother liquor, which is led to the pre-densification zone 13.
Further, the pre-thickening ring 6 is provided with a plurality of pre-thickening ring liquid discharge ports 16 which are arranged perpendicular to the axis; through the arrangement of a plurality of pre-thickening ring liquid discharge ports 16 which are arranged perpendicular to the axis, filtrate is directly discharged through the pre-thickening ring liquid discharge ports 16 when centrifugally separated by centrifugal force, so that the separated filtrate is more effectively discharged to the filtrate collecting ring 14.
Further, the inner cone angle of the liquid collecting cover 10 is smaller than the inner cone angle of the pre-thickening ring 6, so that the filtrate can be better collected.
Further, a sealing gasket 17 is arranged between the liquid collecting cover 10 and the pre-thickening ring 6; by providing the gasket 17, the tightness between the liquid collecting cover 10 and the pre-thickening ring 6 is increased, so that the filtrate in the filtrate collecting ring 14 does not overflow from the end face when the filtrate moves along the inner surface of the cone of the liquid collecting cover 10 along the large end.
Further, the pushing plate 3 is provided with a plurality of flow guide holes 18 which correspond to the flow guide sleeves 9 in position and are communicated with each other, the pre-thickening ring 6 is provided with a plurality of liquid discharge holes 19 which are communicated with the filtrate collecting ring 14 and the flow guide sleeves 9, the other side of the pushing plate 3 is provided with a flushing pipe 20 which is communicated with the flow guide holes 18, and the flushing pipe 20 is provided with a plurality of flushing joints 21;
through installing the flushing pipe 20 on the pushing plate 3 to with the flushing pipe 20 through water conservancy diversion hole 18 and water conservancy diversion cover 9 and filtrate collection circle 14 intercommunication, install a plurality of flushing joints 21 on the flushing pipe 20, the filtrate that separates out in the centrifuge pushing process is as the flushing liquid again and is washed the easy stock area of rotary drum through flushing joint 21, avoids producing the stock on the rotary drum.
Further, a sealing pad 17 is also installed between the diversion sleeve 9 and the pushing plate 3, and the filtrate is prevented from overflowing through the arrangement of the sealing pad 17.
The application process of the utility model comprises the following steps: when the centrifugal machine runs, mother liquor is continuously conveyed into the centrifugal machine through the feed pipe 2 to be centrifuged, due to the inclination of the feed pipe 2, part of kinetic energy is obtained when the mother liquor enters the centrifugal machine along the feed pipe 2 and is discharged under the action of self gravity, so that the mother liquor is impacted on the mother liquor dispersing disc 4 when being discharged, the instant speed of the mother liquor is increased along with the high-speed rotation of the mother liquor dispersing disc 4, the suspension is driven to be uniformly dispersed and conveyed to the pre-thickening area 13, and meanwhile, part of reverse motion suspension overflows through the outer wall of the feed pipe 2 and is guided to the pre-thickening area 13 through the liquid baffle 15 welded at the port of the feed pipe 2; after the suspension liquid in the pre-thickening area 13 is separated through the conical screen 7 arranged on the pre-thickening ring 6, part of filtrate is discharged to the filtrate collecting ring 14 through the liquid discharge port 16 of the pre-thickening ring, and meanwhile, the concentration of materials is improved; the outlet width of the materials is controlled by the distance sleeve 8, and the enriched mother liquor is intensively conveyed to the separation working area of the rotary drum 1 through the compressed space;
the filtrate discharged into the filtrate collecting ring 14 moves outside the cone of the pre-thickening ring 6 under the action of rotary centrifugation, the filtrate moves along the large end of the inner surface of the liquid collecting cover 10 until the filtrate moving to the large end of the liquid collecting cover 10 flows into the flushing pipe 20 through a plurality of liquid discharging holes through the corresponding flow guiding holes 18 on the flow guiding sleeve 9 and the pushing plate 3, and then the flushing pipe is used for flushing the easy material accumulating area of the rotary drum through a plurality of flushing joints 21 arranged on the flushing pipe 20, so that the material accumulating of the rotary drum is avoided.
The scope of protection of the present utility model is not limited to the above embodiments and variations thereof. Conventional modifications and substitutions by those skilled in the art based on the content of the present embodiment fall within the protection scope of the present utility model.
Claims (7)
1. A pre-thickening mechanism of a pushing centrifuge, which comprises a rotary drum (1), a feeding pipe (2) and a pushing plate (3); the device is characterized by further comprising a mother liquor dispersing disc (4) and a pre-thickening mechanism (5) which are arranged on the pushing plate (3) and are arranged in a conical shape, wherein the pre-thickening mechanism (5) comprises a pre-thickening ring (6) which is arranged on the pushing plate (3) and is arranged in a conical shape, a conical screen (7) which is arranged on the inner side of the pre-thickening ring (6), a distance sleeve (8) which is arranged between the pre-thickening ring (6) and the pushing plate (3) and is used for controlling the width of a material outlet, a guide sleeve (9) which is arranged on the pre-thickening ring (6), a liquid collecting cover (10) which is arranged on the outer side of the pre-thickening ring (6) and a baffle (11) and a spacer (12) which are arranged on the small end of the pre-thickening ring (6); a pre-thickening area (13) is formed between the mother liquor dispersing disc (4) and the pre-thickening ring (6), and a filtrate collecting ring (14) is formed between the pre-thickening ring (6) and the liquid collecting cover (10).
2. The pre-enrichment mechanism of a pusher centrifuge of claim 1, wherein: the front end of the feed pipe (2) stretches into the filtrate collecting ring (14), and a liquid baffle (15) is arranged at the port.
3. The pre-enrichment mechanism of a pusher centrifuge of claim 1, wherein: the pre-thickening ring (6) is provided with a plurality of pre-thickening ring liquid draining ports (16) which are perpendicular to the axis.
4. The pre-enrichment mechanism of a pusher centrifuge of claim 1, wherein: the inner cone angle of the liquid collecting cover (10) is smaller than that of the pre-thickening ring (6).
5. The pre-enrichment mechanism of a pusher centrifuge of claim 4, wherein: a sealing gasket (17) is arranged between the liquid collecting cover (10) and the pre-thickening ring (6).
6. The pre-enrichment mechanism of a pusher centrifuge of claim 1, wherein: the utility model discloses a material pushing plate, including material pushing plate (3), material pushing plate (3) and washing pipe (20) that material pushing plate (3) opposite side was installed with water conservancy diversion hole (18) intercommunication, install a plurality of washing joints (21) on washing pipe (20) on being equipped with on the ring (6) of enriching in advance that a plurality of and being equipped with a plurality of intercommunication filtrate collection circle (14) and water conservancy diversion cover (9) drain hole (19) that water conservancy diversion was put in correspondence and circulate with water conservancy diversion cover (9).
7. The pre-enrichment mechanism of a pusher centrifuge of claim 6, wherein: a sealing gasket (17) is also arranged between the guide sleeve (9) and the pushing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322082535.5U CN220531917U (en) | 2023-08-04 | 2023-08-04 | Pre-thickening mechanism of pushing centrifugal machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322082535.5U CN220531917U (en) | 2023-08-04 | 2023-08-04 | Pre-thickening mechanism of pushing centrifugal machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220531917U true CN220531917U (en) | 2024-02-27 |
Family
ID=89970148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322082535.5U Active CN220531917U (en) | 2023-08-04 | 2023-08-04 | Pre-thickening mechanism of pushing centrifugal machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220531917U (en) |
-
2023
- 2023-08-04 CN CN202322082535.5U patent/CN220531917U/en active Active
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