CN211328366U - Water coal slurry filtering device - Google Patents
Water coal slurry filtering device Download PDFInfo
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- CN211328366U CN211328366U CN201921087959.8U CN201921087959U CN211328366U CN 211328366 U CN211328366 U CN 211328366U CN 201921087959 U CN201921087959 U CN 201921087959U CN 211328366 U CN211328366 U CN 211328366U
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Abstract
The utility model discloses a water coal slurry filtering device, which inputs water coal slurry into the water coal slurry filtering device through a slurry inlet pipe, and the water coal slurry is filtered by a filter sieve and then discharged through a slurry outlet pipe, so as to avoid large-particle sundries in the water coal slurry from blocking a nozzle and ensure the normal operation of the subsequent production; large particles and other impurities possibly deposited in the backflow chamber are periodically removed through the drain pipe, so that the backflow pipe is prevented from being blocked; the surface of the filter screen is cleaned through the cleaning device, so that the filter screen is prevented from being blocked by impurities, and the filtering effect of the coal water slurry is prevented from being influenced; the whole water-coal-slurry filtering device is reasonable in structure arrangement and meets the use requirement.
Description
Technical Field
The utility model relates to a coal slurry equipment especially relates to a coal slurry filter equipment.
Background
The coal water slurry is a low-pollution, high-efficiency and pipelineable oil-substituting coal-based fluid fuel which is obtained by physically processing about 65% of coal, 34% of water and 1% of additives. The traditional combustion mode of coal is changed, and the great environment-friendly and energy-saving advantages are displayed.
The coal water slurry is gasified and then combusted, the nozzle is the core of the gasification of the coal water slurry, the caliber of the nozzle is small, once large-particle coal, hard blocks or other impurities exist in the coal water slurry, the stability of the coal water slurry is influenced, the nozzle is easy to block, the coal water slurry cannot normally enter a hearth, and the temperature in the hearth is reduced to stop production.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
An object of the utility model is to provide a coal slurry filter equipment aims at solving current nozzle and is blockked up by the debris of coal slurry easily, influences the problem of normal production.
The technical scheme of the utility model as follows: a coal water slurry filtering device comprises a slurry inlet pipe, a filtering sieve and a slurry outlet pipe, wherein the coal water slurry enters the filtering sieve through the slurry inlet pipe to filter large-particle impurities, and is discharged through the slurry outlet pipe.
The coal water slurry filtering device further comprises an outer sleeve, the filtering screen is arranged in the outer sleeve, a certain distance is reserved between the filtering screen and the circumferential inner wall of the outer sleeve, and a space for containing filtered coal water slurry is formed by a gap between the filtering screen and the circumferential inner wall of the outer sleeve; the slurry inlet pipe is arranged at the upper part of the outer sleeve, and the coal water slurry enters the filter sieve through the slurry inlet pipe; the slurry outlet pipe is arranged at the lower part of the outer sleeve and is communicated with a space for containing the filtered coal water slurry, and the filtered coal water slurry enters a gap between the filter screen and the circumferential inner wall of the outer sleeve and is finally discharged through the slurry outlet pipe.
The coal water slurry filtering device is characterized in that a slag hole is formed in the bottom of the outer sleeve, a backflow chamber is arranged at the bottom of the outer sleeve, the backflow chamber is communicated with the outer sleeve through the slag hole, and a drain pipe is connected to the bottom of the backflow chamber; the slag notch is closed at ordinary times, and when needs were discharged the large granule debris in the outer sleeve, opened the slag notch, arrange the backward flow room with debris from the outer sleeve in, arrange debris away through the blow off pipe.
The water-coal-slurry filtering device is characterized in that the outer sleeve is provided with a return pipe, the return pipe is connected with the return chamber, and part of water-coal-slurry discharged from the outer sleeve is returned and collected from the return pipe after reaching a certain amount.
The water-coal-slurry filtering device is characterized in that the diameter of meshes on the filtering screen is 2mm-5 mm.
The coal water slurry filtering device further comprises a cleaning device, wherein the cleaning device rotates around the filtering screen and is in contact with the surface of the filtering screen.
The coal water slurry filtering device comprises a rotating shaft, a rotating brush holder, an elastic brush, a supporting component and a driving device, wherein two ends of the rotating shaft are arranged on an outer sleeve through bearings; the driving device is started to drive the rotating shaft, the rotating brush frame and the elastic brush to rotate, so that the elastic brush cleans the surface of the filter screen along the surface of the filter screen.
The coal water slurry filtering device is characterized in that a wear-resistant polyurethane rubber layer is coated on the contact surface of the elastic brush and the filter screen.
The coal water slurry filtering device is characterized in that a cleaning pipe is arranged at the top of the outer sleeve, a plurality of spraying holes are uniformly distributed on the cleaning pipe, and the cleaning pipe is externally connected with cleaning liquid; the cleaning liquid is sprayed out from the spray holes through the cleaning pipe to clean the filter screen.
The coal water slurry filtering device is characterized in that a plurality of guide plates are uniformly distributed on the inner side of the filtering screen, and large-particle impurities filtered by the filtering screen are guided to the bottom of the filtering screen by the guide plates and fall into a slag outlet.
The utility model has the advantages that: the utility model provides a coal water slurry filtering device, which inputs coal water slurry into the coal water slurry filtering device through a slurry inlet pipe, and the coal water slurry is filtered by a filter sieve and then discharged through a slurry outlet pipe, so as to avoid large-particle sundries in the coal water slurry from blocking a nozzle and ensure the normal operation of the subsequent production; large particles and other impurities possibly deposited in the backflow chamber are periodically removed through the drain pipe, so that the backflow pipe is prevented from being blocked; the surface of the filter screen is cleaned through the cleaning device, so that the filter screen is prevented from being blocked by impurities, and the filtering effect of the coal water slurry is prevented from being influenced; the whole water-coal-slurry filtering device is reasonable in structure arrangement and meets the use requirement.
Drawings
Fig. 1 is a schematic structural diagram of the reclaimed water coal slurry filtering device of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
As shown in figure 1, the water-coal-slurry filtering device comprises a slurry inlet pipe 2, a filtering sieve 8 and a slurry outlet pipe 4, wherein the water-coal-slurry enters the filtering sieve 8 through the slurry inlet pipe 2 to filter large-particle impurities, and is discharged through the slurry outlet pipe 4.
Specifically, the coal water slurry filtering device further comprises an outer sleeve 3, the filtering screen 8 is installed in the outer sleeve 3, a certain distance is reserved between the filtering screen 8 and the circumferential inner wall of the outer sleeve 3, and a space for containing filtered coal water slurry is formed by a gap between the filtering screen 8 and the circumferential inner wall of the outer sleeve 3; the slurry inlet pipe 2 is arranged at the upper part of the outer sleeve 3, and the coal water slurry enters the filter sieve 8 through the slurry inlet pipe 2; the slurry outlet pipe 4 is arranged at the lower part of the outer sleeve 3, the slurry outlet pipe 4 is communicated with a space for containing the filtered coal water slurry, and the filtered coal water slurry enters a gap between the filter screen 8 and the circumferential inner wall of the outer sleeve 3 and is finally discharged through the slurry outlet pipe 4.
Furthermore, a slag outlet is arranged at the bottom of the outer sleeve 3, a backflow chamber 7 is arranged at the bottom of the outer sleeve 3, the backflow chamber 7 is communicated with the outer sleeve 3 through the slag outlet, and a drain pipe 6 is connected to the bottom of the backflow chamber; the slag notch is closed at ordinary times, and when needs were discharged the large granule debris in the outer sleeve 3, opened the slag notch, discharged debris from outer sleeve 3 to reflux chamber 7 in, discharged debris through blow off pipe 6 again.
Further, because the impurities discharged from the outer sleeve 3 are mixed with a part of the coal water slurry to a greater or lesser extent, in order to recover the part of the coal water slurry, a return pipe 5 is arranged on the outer sleeve 3, the return pipe 5 is connected with a return chamber 7, and the part of the coal water slurry discharged from the outer sleeve 3 is collected by returning from the return pipe 5 after reaching a certain amount.
Furthermore, the diameter of the mesh on the filter sieve 8 is 2mm-5 mm.
Further, in order to avoid the blockage of the filter sieve 8 by large-particle impurities, the coal water slurry filter device also comprises a cleaning device 9, wherein the cleaning device 9 rotates around the filter sieve 8 and is in surface contact with the filter sieve 8.
In this embodiment, the cleaning device 9 includes a rotating shaft 1, a rotating brush holder, an elastic brush, a supporting assembly and a driving device 11, both ends of the rotating shaft 1 are mounted on the outer sleeve 3 through bearings 10, the rotating brush holder is mounted on the rotating shaft 1 and rotates with the rotating shaft 1, the supporting assembly of the rotating shaft 1 is connected with the driving device 11, the elastic brush is mounted on the rotating brush holder through a spring, and the elastic brush is pressed against the filter screen 8 to rotate through the action of the spring; the driving device 11 is started to drive the rotating shaft 1, the rotating brush holder and the elastic brush to rotate, so that the elastic brush cleans the surface of the filter sieve 8 along the surface of the filter sieve 8, and large-particle sundries are prevented from blocking the filter sieve 8.
In this embodiment, the wear-resistant polyurethane rubber layer is coated on the contact surface of the elastic brush and the filter sieve 8, so that the filter sieve 8 is protected from being damaged while the filter sieve 8 is cleaned.
In this embodiment, the resilient brush is pressed against the filter sieve 8 by means of a leaf spring connected to the rotating brush holder.
Furthermore, a cleaning pipe is arranged at the top of the outer sleeve 3, a plurality of spraying holes are uniformly distributed on the cleaning pipe, and the cleaning pipe is externally connected with cleaning liquid; the washing liquid is sprayed out from the spray holes through the cleaning pipe to clean the filter sieve 8, so that the filter sieve 8 is further ensured not to be blocked.
Furthermore, a plurality of guide plates are uniformly distributed on the inner side of the filter sieve 8, and large-particle impurities filtered out by the filter sieve 8 are guided to the bottom of the filter sieve 8 by the guide plates and fall into a slag outlet.
In the technical scheme, the coal water slurry is input into the coal water slurry filtering device through the slurry inlet pipe 2, and the coal water slurry is filtered by the filter sieve 8 and then discharged through the slurry outlet pipe 4, so that large-particle impurities in the coal water slurry are prevented from blocking a nozzle, and the normal operation of subsequent production is ensured; impurities such as large particles possibly deposited in the reflux chamber 7 are regularly discharged through the sewage discharge pipe 6, so that the reflux pipe 5 is prevented from being blocked; the surface of the filter sieve 8 is cleaned through the cleaning device 9, so that the filter sieve 8 is prevented from being blocked by impurities, and the filtering effect of the coal water slurry is prevented from being influenced; the whole water-coal-slurry filtering device is reasonable in structure arrangement and meets the use requirement.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. A coal water slurry filtering device is characterized by comprising a slurry inlet pipe, a filtering sieve and a slurry outlet pipe, wherein the coal water slurry enters the filtering sieve through the slurry inlet pipe to filter large-particle impurities, and is discharged through the slurry outlet pipe.
2. The coal-water slurry filtering device according to claim 1, further comprising an outer sleeve, wherein the filtering screen is arranged in the outer sleeve, the filtering screen is arranged at a certain distance from the circumferential inner wall of the outer sleeve, and a space for accommodating the filtered coal-water slurry is formed by a gap between the filtering screen and the circumferential inner wall of the outer sleeve; the slurry inlet pipe is arranged at the upper part of the outer sleeve, and the coal water slurry enters the filter sieve through the slurry inlet pipe; the slurry outlet pipe is arranged at the lower part of the outer sleeve and is communicated with a space for containing the filtered coal water slurry, and the filtered coal water slurry enters a gap between the filter screen and the circumferential inner wall of the outer sleeve and is finally discharged through the slurry outlet pipe.
3. The water-coal-slurry filtering device according to claim 2, wherein a slag outlet is arranged at the bottom of the outer sleeve, a backflow chamber is arranged at the bottom of the outer sleeve, the backflow chamber is communicated with the outer sleeve through the slag outlet, and a drain pipe is connected to the bottom of the backflow chamber; the slag notch is closed at ordinary times, and when needs were discharged the large granule debris in the outer sleeve, opened the slag notch, arrange the backward flow room with debris from the outer sleeve in, arrange debris away through the blow off pipe.
4. The coal-water slurry filtering device according to claim 3, wherein a return pipe is arranged on the outer sleeve and connected with the return chamber, and part of the coal-water slurry discharged from the outer sleeve is collected from the return pipe after reaching a certain amount.
5. The coal water slurry filtration device according to claim 1, wherein the diameter of the mesh on the filtration screen is 2mm to 5 mm.
6. The coal-water slurry filter apparatus of claim 2 further comprising a cleaning device that rotates about the filter screen and contacts the surface of the filter screen.
7. The coal water slurry filtering device according to claim 6, wherein the cleaning device comprises a rotating shaft, a rotating brush holder, an elastic brush, a supporting assembly and a driving device, wherein the two ends of the rotating shaft are arranged on the outer sleeve through bearings; the driving device is started to drive the rotating shaft, the rotating brush frame and the elastic brush to rotate, so that the elastic brush cleans the surface of the filter screen along the surface of the filter screen.
8. The coal water slurry filtering device according to claim 7, wherein the contact surface of the elastic brush and the filter screen is coated with a wear-resistant polyurethane rubber layer.
9. The coal water slurry filtering device according to claim 7, wherein a cleaning pipe is arranged at the top of the outer sleeve, a plurality of spraying holes are uniformly distributed on the cleaning pipe, and the cleaning pipe is externally connected with cleaning liquid; the cleaning liquid is sprayed out from the spray holes through the cleaning pipe to clean the filter screen.
10. The water-coal-slurry filtering device according to claim 2, wherein a plurality of guide plates are uniformly distributed on the inner side of the filtering screen, and large-particle impurities filtered by the filtering screen are guided to the bottom of the filtering screen by the guide plates and fall into a slag outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921087959.8U CN211328366U (en) | 2019-07-12 | 2019-07-12 | Water coal slurry filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921087959.8U CN211328366U (en) | 2019-07-12 | 2019-07-12 | Water coal slurry filtering device |
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| Publication Number | Publication Date |
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| CN211328366U true CN211328366U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921087959.8U Active CN211328366U (en) | 2019-07-12 | 2019-07-12 | Water coal slurry filtering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870561A (en) * | 2023-09-08 | 2023-10-13 | 上海鸣桦环境科技有限公司 | Coal water slurry concentration equipment with dehydration function |
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2019
- 2019-07-12 CN CN201921087959.8U patent/CN211328366U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870561A (en) * | 2023-09-08 | 2023-10-13 | 上海鸣桦环境科技有限公司 | Coal water slurry concentration equipment with dehydration function |
| CN116870561B (en) * | 2023-09-08 | 2023-12-12 | 上海鸣桦环境科技有限公司 | Coal water slurry concentration equipment with dehydration function |
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