CN219726718U - Automatic hanging device of filter screen with thick liquids circulation system - Google Patents
Automatic hanging device of filter screen with thick liquids circulation system Download PDFInfo
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- CN219726718U CN219726718U CN202320773099.3U CN202320773099U CN219726718U CN 219726718 U CN219726718 U CN 219726718U CN 202320773099 U CN202320773099 U CN 202320773099U CN 219726718 U CN219726718 U CN 219726718U
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- 239000007788 liquid Substances 0.000 title description 20
- 239000002002 slurry Substances 0.000 claims abstract description 92
- 238000003860 storage Methods 0.000 claims abstract description 58
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 28
- 238000007790 scraping Methods 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 abstract description 33
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
- 239000006260 foam Substances 0.000 description 4
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
An automatic filter screen hanging device with a slurry circulating system comprises a pair roller assembly and a slurry pouring assembly; the slurry pouring assembly is fixed right above the pair roller assembly and used for pouring slurry into the pair roller assembly; the bottom of the pair roller assembly is fixedly connected with a recovery assembly, and the recovery assembly comprises a slurry collecting unit, a slurry storage unit and a conveying pump; the slurry collecting unit is communicated with the slurry storage unit through a first pipeline, the slurry storage unit is connected with a feed inlet of the conveying pump through a second pipeline, and a discharge outlet of the conveying pump is connected with the slurry pouring assembly through a third pipeline. The slurry collecting unit for receiving the redundant ceramic slurry is arranged below the pair roller assembly, so that the ceramic slurry which is not hung by the sponge block can be timely and fully recycled, the waste of the slurry is avoided, the raw materials are saved, and the production cost is reduced.
Description
Technical Field
The utility model mainly relates to the technical field of production of ceramic foam filter screens, in particular to an automatic filter screen hanging device with a slurry circulating system.
Background
The zirconia foam ceramic filter screen is produced by taking polyurethane sponge as a precursor. In the production process, the polyurethane sponge block is conveyed to a hanging device; in the material hanging device, the sponge block is poured with ceramic slurry, and the ceramic slurry is uniformly hung on the surface and the inside of the sponge block; and conveying the hung sponge blocks to a sintering furnace, sintering, carrying out polyurethane sponge oxidative decomposition, and curing and shaping the ceramic slurry to finally obtain the porous and high-temperature-resistant zirconia foam ceramic filter screen.
In actual operation, after the ceramic slurry is poured on the sponge block, most of the ceramic slurry flows to the bottom of the device without being hung by the sponge block. However, the hanging device of the zirconia foam ceramic filter screen on the market is not provided with a slurry circulation system aiming at the problem, so that ceramic slurry which is not hung is not fully recycled, and the ceramic slurry is wasted.
Disclosure of Invention
In order to solve the problems in the background art, the utility model provides an automatic filter screen hanging device with a slurry circulating system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic filter screen hanging device with a slurry circulating system comprises a pair roller assembly and a slurry pouring assembly; the slurry pouring assembly is fixed right above the pair roller assembly and used for pouring slurry into the pair roller assembly; the bottom of the pair roller assembly is fixedly connected with a recovery assembly, and the recovery assembly comprises a slurry collecting unit, a slurry storage unit and a conveying pump; the slurry collecting unit is communicated with the slurry storage unit through a first pipeline, the slurry storage unit is connected with a feed inlet of the conveying pump through a second pipeline, and a discharge outlet of the conveying pump is connected with the slurry pouring assembly through a third pipeline.
The utility model sets up the thick liquid unit that is used for accepting the surplus ceramic thick liquid below the pair roller assembly, collect thick liquid unit and collect the ceramic thick liquid that flows down and convey to the thick liquid unit through the first pipeline, the conveying pump draws the ceramic thick liquid in the thick liquid unit of storing and sends it back to the thick liquid subassembly of watering to recycle. The arrangement ensures that the ceramic slurry which is not hung by the sponge block is timely and fully recycled, avoids the waste of the slurry, is beneficial to saving raw materials and reduces the production cost.
Preferably, the slurry collecting unit comprises a hopper and a material sucking piece, and the bottom of the hopper is connected with the first pipeline through the material sucking piece; a hopper cavity is formed in the hopper, and a material sucking cavity is formed in the material sucking piece; the top wall of the hopper is provided with an opening, and the top edge of the top wall of the hopper is connected with the bottom edge of the pair of roller assemblies; the bottom wall of the hopper is provided with a slurry feeding port which is communicated with the material sucking cavity.
Preferably, the top wall of the material sucking piece is provided with a first through hole and an air sucking hole respectively; a fourth pipeline is arranged in the first through hole in a penetrating way; the top end of the fourth pipeline is connected with the slurry feeding port, and the bottom end of the fourth pipeline extends to the lower part of the material sucking cavity; the air suction hole is connected with a vacuum machine through an air suction pipe; the bottom wall of the material sucking piece is provided with a second port, and the second port is connected with the first pipeline.
If the exhaust pipe of the vacuum machine is directly connected with the hopper cavity, the ceramic slurry is at risk of being sucked into the exhaust pipe to cause blockage of the vacuum machine. Therefore, the utility model arranges the material sucking piece below the hopper: the bottom end of the fourth pipeline connected with the hopper cavity stretches into the lower part of the suction cavity, and the vacuum machine pumps air into the suction cavity through the suction hole on the top surface of the suction cavity.
Preferably, a baffle plate is horizontally fixed at the upper part of the hopper cavity, a plurality of scraping roller pieces are vertically arranged on the upper surface of the baffle plate, the scraping roller pieces respectively correspond to the rotating rollers in the pair of roller assemblies, and the top ends of the scraping roller pieces are abutted with the bottoms of the rotating rollers; slits are respectively formed in the bottoms of two opposite side surfaces of the scraping roller piece, and vertically penetrate through the partition plate.
The separator and its upper scraping roller have two functions: firstly, the suction force of the vacuum machine on the space above the partition plate is weakened, because if the counter roller assembly above the partition plate is subjected to the excessively strong suction force, ceramic slurry which is hung on the sponge block flows down, and the slurry hanging effect of the sponge block is further affected; secondly, play the drainage effect, scrape the top of roller spare and the bottom butt of commentaries on classics roller, can scrape down the thick liquids that are attached to on the commentaries on classics roller, the thick liquids that are scraped down flow into the slit along the side of scraping the roller spare to gather in entering the hopper chamber through the slit.
Preferably, the slit is smoothly connected with the upper surface of the partition plate; the upper surface of the partition board is not provided with a part of the bulge of the slit.
When the ceramic slurry falls on the part of the partition board where the scraping roller and the slit are not arranged, the slurry flows to the slit under the action of gravity and flows into the hopper cavity through the slit due to the protrusion of the part, so that the slurry is prevented from accumulating on the partition board.
Preferably, the slurry storage unit comprises a material storage box, and a material storage cavity is arranged in the material storage box; the end part of the first pipeline, which is far away from the second port, is arranged at the upper part of the side wall of the storage box and is communicated with the storage cavity; the side wall of the storage box is provided with a third port in a penetrating way; the second pipeline penetrates through the third port, one end of the second pipeline is vertically bent downwards to extend into the lower portion of the storage cavity, and the other end of the second pipeline is connected with the feeding port of the conveying pump.
Preferably, the pulp filtering net is horizontally fixed in the storage cavity; the height of the pulp filtering net is smaller than the height of a connecting port of the first pipeline and the storage cavity.
The filter pulp net is positioned between a pulp inlet (a connection port of the first pipeline and the storage cavity) of the storage box and a pulp outlet (a second pipeline is positioned at the end part in the storage cavity) of the storage box, and ceramic pulp enters the storage cavity and can be returned to the pulp pouring assembly by the conveying pump for recycling after being filtered by the filter pulp net. In the process, the filter pulp screen can remove impurities in the used ceramic pulp, and the impurities are prevented from affecting the quality of the ceramic filter screen finished product.
Preferably, a pressure sensor is fixed on the side surface of the storage cavity, and the height of the pressure sensor is smaller than that of the pulp filtering net; an electromagnetic valve is arranged at the end part of the second pipeline, which is positioned in the storage cavity; the pressure sensor is connected with the electromagnetic valve.
Preferably, the transfer pump is a screw centrifugal pump.
In summary, the utility model has the following beneficial effects:
the utility model sets up the thick liquid unit that is used for accepting the surplus ceramic thick liquid below the pair roller assembly, collect thick liquid unit and collect the ceramic thick liquid that flows down and convey to the thick liquid unit through the first pipeline, the conveying pump draws the ceramic thick liquid in the thick liquid unit of storing and sends it back to the thick liquid subassembly of watering to recycle. Through the circulation, the ceramic slurry which is not hung by the sponge block is timely and fully recycled, so that the waste of the slurry is avoided, the raw materials are saved, and the production cost is reduced.
Drawings
Fig. 1 is a prior art automatic screen hanging device.
Fig. 2 is a schematic structural view of an automatic filter screen hanging device with a slurry circulation system in the present utility model.
Fig. 3 is a schematic diagram of the structure at a in fig. 2.
Fig. 4 is a schematic diagram of the structure at B in fig. 2.
Reference numerals illustrate: 11. a first conveyor belt; 12. a second conveyor belt; 21. an upper roller combination; 22. a lower roller combination; 3. a slurry pouring assembly; 41. a hopper; 411. a partition plate; 412. a scraping roller; 413. a slurry feeding port; 42. a fourth conduit; 43. a material absorbing member; 433. a vacuum machine; 44. a first pipe; 45. a storage bin; 452. a pulp filtering screen; 453. a pressure sensor; 46. a second pipe; 461. an electromagnetic valve; 47. a transfer pump; 48. and a third pipeline.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-4. For convenience of description hereinafter, references to "upper", "lower", "left", "right" are equal to the directions of upper, lower, left, right, etc. of the drawings themselves, and the references to "first", "second", etc. are to be distinguished in description, and have no other special meaning.
Referring to fig. 1-4, the embodiment provides an automatic filter screen hanging device with a slurry circulating system, which comprises a first conveyor belt 11, a second conveyor belt 12, a counter roller assembly, a slurry pouring assembly 3 and a recovery assembly. The first conveyor belt 11 and the second conveyor belt 12 are respectively connected to two sides of the counter roller assembly, and the conveying directions of the two conveyor belts are consistent.
The pair roller assembly comprises an upper roller combination 21 and a lower roller combination 22, wherein the upper roller combination 21 and the lower roller combination 22 are oppositely arranged along the vertical direction, and the distance between the upper roller combination 21 and the lower roller combination 22 is smaller than the height of the sponge block. The upper roller combination 21 comprises a plurality of first rotating rollers, the plurality of first rotating rollers are horizontally and uniformly distributed at intervals along the conveying direction of the first conveyor belt 11, and the rotating shaft of the first rotating rollers is perpendicular to the conveying direction of the first conveyor belt 11; the lower roller combination 22 comprises a plurality of second rotating rollers, the plurality of second rotating rollers are horizontally and uniformly distributed at intervals along the conveying direction of the first conveyor belt 11, and the rotating shafts of the second rotating rollers are perpendicular to the conveying direction of the first conveyor belt 11; the first rotating rollers and the second rotating rollers are arranged in one-to-one correspondence, and the rotation speeds of the first rotating rollers and the second rotating rollers are the same and the rotation directions are opposite.
The recycling assembly comprises a pulp collecting unit, a pulp storing unit and a transfer pump 47. The slurry collecting unit is communicated with the slurry storing unit through a first pipeline 44, the slurry storing unit is connected with a feed inlet of a conveying pump 47 through a second pipeline 46, and a discharge outlet of the conveying pump 47 is connected with the slurry pouring assembly 3 through a third pipeline 48.
The slurry collecting unit comprises a hopper 41 and a material sucking piece 43, and the bottom of the hopper 41 is connected with a first pipeline 44 through the material sucking piece 43.
A hopper cavity is arranged in the hopper 41, and the hopper cavity is of an inverted frustum-shaped structure; the top wall of the hopper 41 is provided with an opening, and the top edge of the top wall is connected with the bottom edge of the lower roller combination 22; the bottom wall of the hopper 41 is provided with a slurry feed port 413.
A partition 411 is horizontally fixed to the upper portion of the inside of the hopper chamber, and all edges of the partition 411 are connected to the side surfaces of the hopper chamber. The upper surface of the baffle 411 is vertically provided with a plurality of scraping roller pieces 412, and the plurality of scraping roller pieces 412 are respectively in one-to-one correspondence with the second rotating roller in the lower roller combination 22; the length direction of the scraping roller piece 412 is parallel to the length direction of the second rotating roller, and the top end of the scraping roller piece 412 is abutted with the bottom of the second rotating roller; the scraping roller 412 is provided with slits at bottoms of both sides thereof opposite in the width direction thereof, respectively, the slits penetrating the partition 411 vertically. The slit is smoothly connected with the upper surface of the partition 411; the upper surface of the partition 411 is not provided with a part of the protrusion of the slit.
A suction cavity is arranged in the suction piece 43, and a first through hole and a suction hole are respectively formed in the top wall of the suction piece 43; a fourth pipeline 42 is arranged in the first through hole in a penetrating way; the top end of the fourth pipeline 42 is connected with a slurry feeding port 413, and the bottom end of the fourth pipeline extends to the lower part of the material suction cavity; the suction hole is connected with the vacuum machine 433 through a suction pipe; the whole bottom surface of the material sucking cavity is recessed downwards, the bottom wall of the material sucking piece 43 is provided with a second port, the second port penetrates through the lowest part of the bottom surface of the material sucking cavity, and the second port is connected with the first pipeline 44.
The pulp storage unit comprises a storage box 45, and a storage cavity is arranged in the storage box 45; the end part of the first pipeline 44 far away from the second port is arranged at the upper part of the side wall of the storage box 45 and is communicated with the storage cavity; the side wall of the storage box 45 is provided with a third port in a penetrating way; the second pipe 46 is arranged through the third port, one end of the second pipe is vertically bent downwards to extend into the lower part of the storage cavity, and the other end of the second pipe is connected with the feed inlet of the conveying pump 47.
The filter pulp net 452 is horizontally fixed in the storage cavity, and all edges of the filter pulp net are connected with the side surface of the storage cavity. The height of the filter pulp screen 452 is greater than the height of the third port, and its height is less than the height of the connection port of the first conduit 44 with the storage chamber.
A pressure sensor 453 is fixed on the side surface of the storage cavity, and the height of the pressure sensor 453 is smaller than that of the pulp filtering net 452; the end part of the second pipeline 46, which is positioned in the storage cavity, is provided with an electromagnetic valve 461; the pressure sensor 453 is connected to a controller, which is connected to a solenoid valve 461.
The delivery pump 47 is a screw centrifugal pump, and its discharge port is connected to the casting assembly 3 through a third pipe 48.
The implementation principle of the embodiment is as follows:
the sponge block is conveyed into the counter roller assembly by a first conveyor belt, and the ceramic slurry is poured onto the sponge block by the slurry pouring assembly from the upper part of the counter roller assembly. The sponge block is extruded by the first rotating roller and the second rotating roller in the conveying process, redundant ceramic slurry in the sponge block is extruded, and the sponge block is uniformly hung with the ceramic slurry and then conveyed to a second conveyor belt and conveyed to a sintering furnace for roasting through the second conveyor belt.
The extruded ceramic slurry flows into the hopper cavity, is sucked by a vacuum machine, is communicated with the first pipeline and the storage cavity through the hopper cavity, the fourth pipeline, the suction cavity and the first pipeline, flows into the storage cavity, and is filtered by the slurry filtering net in the storage cavity.
The electromagnetic valve in the storage cavity is in a normally closed state, and when the slurry in the storage cavity reaches the height of the pressure sensor, the pressure sensor transmits a signal to the controller, and the controller drives the electromagnetic valve to be opened.
After the electromagnetic valve is opened, the ceramic slurry in the storage cavity is pumped out by the spiral centrifugal pump and is returned to the slurry pouring assembly through the third pipeline, so that the recycling of the ceramic slurry is completed.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. An automatic filter screen hanging device with a slurry circulating system comprises a pair roller assembly and a slurry pouring assembly (3); the slurry pouring assembly (3) is fixed right above the pair roller assembly and used for pouring slurry into the pair roller assembly, and is characterized in that: the bottom of the pair of roller assemblies is fixedly connected with a recovery assembly, and the recovery assembly comprises a slurry collecting unit, a slurry storage unit and a conveying pump (47); the slurry collecting unit is communicated with the slurry storage unit through a first pipeline (44), the slurry storage unit is connected with a feed inlet of the conveying pump (47) through a second pipeline (46), and a discharge outlet of the conveying pump (47) is connected with the slurry pouring assembly (3) through a third pipeline (48).
2. The automatic hanging device for a filter screen with a slurry circulation system according to claim 1, wherein: the slurry collecting unit comprises a hopper (41) and a material sucking piece (43), and the bottom of the hopper (41) is connected with the first pipeline (44) through the material sucking piece (43); a hopper cavity is formed in the hopper (41), and a material sucking cavity is formed in the material sucking piece (43); the top wall of the hopper (41) is provided with an opening, and the top edge of the top wall of the hopper is connected with the bottom edge of the pair of roller assemblies; a slurry feeding port (413) is formed in the bottom wall of the hopper (41), and the slurry feeding port (413) is communicated with the material sucking cavity.
3. The automatic hanging device for a filter screen with a slurry circulation system according to claim 2, wherein: the top wall of the material sucking piece (43) is provided with a first through hole and a suction hole respectively; a fourth pipeline (42) is arranged in the first through hole in a penetrating way; the top end of the fourth pipeline (42) is connected with the slurry feeding port (413), and the bottom end of the fourth pipeline extends to the lower part of the material sucking cavity; the air suction hole is connected with a vacuum machine (433) through an air suction pipe; the bottom wall of the material sucking piece (43) is provided with a second port, and the second port is connected with the first pipeline (44).
4. A screen auto-hanging device with slurry circulation system according to claim 3, characterized in that: a baffle plate (411) is horizontally fixed at the upper part of the hopper cavity, and a plurality of scraping roller pieces (412) are vertically arranged on the upper surface of the baffle plate (411); the plurality of scraping roller pieces (412) respectively correspond to the rotating rollers in the pair of roller assemblies, and the top ends of the scraping roller pieces (412) are abutted with the bottoms of the rotating rollers; slits are respectively formed in the bottoms of two opposite side surfaces of the scraping roller piece (412), and vertically penetrate through the partition plate (411).
5. The automatic hanging device for filter screen with slurry circulation system according to claim 4, wherein: the slit is smoothly connected with the upper surface of the baffle plate (411); a part of the upper surface of the partition plate (411) where the slit is not provided is convex.
6. The automatic hanging device for filter screen with slurry circulation system according to claim 5, wherein: the pulp storage unit comprises a storage box (45), and a storage cavity is arranged in the storage box (45); the end part of the first pipeline (44) which is far away from the second port is arranged at the upper part of the side wall of the storage box (45), and is communicated with the storage cavity; the side wall of the storage box (45) is provided with a third port in a penetrating way; the second pipeline (46) penetrates through the third port, one end of the second pipeline is vertically bent downwards to extend into the lower part of the storage cavity, and the other end of the second pipeline is connected with a feed inlet of the conveying pump (47).
7. The automatic hanging device for filter screen with slurry circulation system according to claim 6, wherein: a pulp filtering net (452) is horizontally fixed in the storage cavity; the height of the pulp filtering net (452) is smaller than the height of a connecting port of the first pipeline (44) and the storage cavity.
8. The automatic hanging device for filter screen with slurry circulation system according to claim 7, wherein: a pressure sensor (453) is fixed on the side surface of the storage cavity, and the height of the pressure sensor (453) is smaller than that of the pulp filtering net (452); an electromagnetic valve (461) is arranged at the end part of the second pipeline (46) positioned in the storage cavity; the pressure sensor (453) is connected to the solenoid valve (461).
9. The automatic hanging device for a filter screen with a slurry circulation system according to claim 1, wherein: the delivery pump (47) is a screw centrifugal pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320773099.3U CN219726718U (en) | 2023-04-10 | 2023-04-10 | Automatic hanging device of filter screen with thick liquids circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320773099.3U CN219726718U (en) | 2023-04-10 | 2023-04-10 | Automatic hanging device of filter screen with thick liquids circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219726718U true CN219726718U (en) | 2023-09-22 |
Family
ID=88052888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320773099.3U Active CN219726718U (en) | 2023-04-10 | 2023-04-10 | Automatic hanging device of filter screen with thick liquids circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219726718U (en) |
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2023
- 2023-04-10 CN CN202320773099.3U patent/CN219726718U/en active Active
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