CN114738170B - Sewage power generation device based on Archimedes screw - Google Patents
Sewage power generation device based on Archimedes screw Download PDFInfo
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- CN114738170B CN114738170B CN202210468508.9A CN202210468508A CN114738170B CN 114738170 B CN114738170 B CN 114738170B CN 202210468508 A CN202210468508 A CN 202210468508A CN 114738170 B CN114738170 B CN 114738170B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to a sewage power generation device based on an Archimedes screw, which comprises an outer pipeline and an inner pipeline which are mutually nested; a screw is rotationally arranged in the inner pipeline, and a first helical blade is arranged on the screw; an annular cavity is formed between the outer pipeline and the inner pipeline, and one end of the annular cavity is hermetically arranged; a channel for sewage to impact the first helical blade to rotate is radially arranged on the inner pipeline, and the channel is communicated with the annular cavity; the outer pipeline is provided with a generator which is connected with the screw rod in a transmission way. The device changes the sewage flowing direction through the passageway, makes sewage strike first helical blade with most direct mode, changes the flow direction of whole inner tube internal water flow simultaneously, makes it produce bigger impact to first helical blade, increases screw rotation intensity, has reduced the dependence to fall degree, sewage flow turbulence degree in the sewage treatment process, has also reduced simultaneously and has influenced the consideration of power generation factor to sewage treatment engineering design process, has avoided a great deal of change of making for catering to power generation facility.
Description
Technical Field
The invention belongs to the technical field of sewage power generation, and particularly relates to a sewage power generation device based on an Archimedean screw.
Background
The sewage treatment is particularly important in municipal construction, urban domestic sewage is relatively difficult to discharge, the discharge of the sewage can reach the standard by manual intervention, in the prior stage, the urban sewage is collected uniformly, and then is subjected to physical filtration and chemical filtration after being collected, and is discharged after reaching the standard. The whole scale of municipal wastewater treatment engineering is huge, a series of processes such as filtration, precipitation and the like are all carried out on the basis of wastewater flow, a plurality of tons of wastewater flow can be formed every day, the wastewater flows into different wastewater treatment tanks in a pipeline, different treatment procedures are respectively carried out, and the pipeline heights among the treatment tanks are different due to the difference of the treatment processes and the limitation of geographical environment conditions, so that the wastewater has huge gravitational potential energy under the effect of drop, and the existing wastewater treatment engineering often ignores the point to cause serious energy loss.
In the subsequent development, various power generation modes such as sewage fermentation biogas power generation, sewage waste heat power generation, sewage height difference power generation and the like gradually appear, for example, a device for generating power through sewage height difference increases potential energy of sewage through the height difference, a potential energy impact screw (Archimedean screw) of water is utilized, a generator is driven to act by rotation generated by water impact, mechanical energy is converted into electric energy, power generation is finally realized, the device has higher impact force dependency on sewage, the device can only be realized when sewage fall is large or water flow is relatively turbulent, the limitation indirectly leads to complexity of sewage treatment engineering construction, and the limitation that how to change the structure of the power generation device to break through the fall is large and water flow turbulence is effective is particularly important.
Disclosure of Invention
The invention aims to provide a sewage power generation device based on an Archimedes screw so as to break through the problem that the screw power generation device has higher dependence on sewage impact force.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a sewage power generation device based on an Archimedes screw comprises an outer pipeline and an inner pipeline which are mutually nested;
a screw is rotationally arranged in the inner pipeline, and a first helical blade is arranged on the screw;
an annular cavity is formed between the outer pipeline and the inner pipeline, and one end of the annular cavity is arranged in a sealing manner;
a channel for sewage to impact the first helical blade to rotate is radially arranged on the inner pipeline, and the channel is communicated with the annular cavity;
the outer pipeline is provided with a generator which is in transmission connection with the screw; the inner wall of the inner pipeline is provided with a second helical blade for driving water flow to be helical.
Further preferably, one end of the annular cavity seal is set to be a water outlet end, and the other end is set to be a water inlet end;
the water inlet end is provided with a first bracket for bearing the rotation of the screw; the water outlet end is provided with a second bracket for bearing the rotation of the screw; the screw is rotatably arranged on the first bracket and the second bracket through bearings.
Further preferably, one end of the screw rod extends outwards from the water inlet end, and a first belt wheel is arranged on the extending part; the generator is provided with a second belt wheel, and the first belt wheel and the second belt wheel are driven by a belt.
Further preferably, the channels are horizontally arranged front and back, two groups of channels are arranged in total, each group is provided with a plurality of channels along the axial direction of the screw at intervals, and the centers of the two groups of channels are symmetrical.
Further preferably, the power generation device further comprises a hinged frame and a supporting frame;
the hinge frame is fixedly arranged on the treatment pool, a first hinge shaft is arranged on the outer pipeline, and the first hinge shaft is hinged with the hinge frame;
the support frame is fixedly arranged on the treatment pool, a second hinge shaft is arranged on the outer pipeline and connected with the support frame through a hinge rod, one end of the hinge rod is hinged with the second hinge shaft, and the other end of the hinge rod is connected with the support frame;
the support frame is arranged below the hinge frame;
the sedimentation tank is provided with a water outlet weir, the outer wall of the sedimentation tank is provided with a drainage pipeline, and the drainage pipeline is used for draining sewage which passes over the water outlet weir; the drainage pipeline is positioned above the water inlet end and is used for guiding sewage into the inner pipeline and the annular cavity.
Further preferably, a sliding groove is formed in the supporting frame, the sliding groove is arranged up and down, a first clamping hole for clamping the hinge rod is formed in the sliding groove in a penetrating mode, a plurality of first clamping holes are formed in the hinge rod at intervals up and down, and a second clamping hole for matching and clamping is formed in the hinge rod.
Further preferably, the water inlet end is provided with a baffle plate for ensuring the water to enter the inner pipeline and the annular cavity; the baffle is fixed on the outer pipeline.
Further preferably, a protective cover for preventing sewage from wetting the generator is arranged on the first bracket.
Further preferably, the water outlet end is provided with a flexible sleeve connected with a pipeline for conveying sewage, and the flexible sleeve is provided with a first flange which is in butt joint with the outer pipeline.
The invention has the beneficial effects that:
a sewage power generation device based on an Archimedes screw comprises an outer pipeline and an inner pipeline which are mutually nested; a screw is rotationally arranged in the inner pipeline, and a first helical blade is arranged on the screw; an annular cavity is formed between the outer pipeline and the inner pipeline, and one end of the annular cavity is arranged in a sealing manner; a channel for sewage to impact the first helical blade to rotate is radially arranged on the inner pipeline, and the channel is communicated with the annular cavity; and a generator is arranged on the outer pipeline and is in transmission connection with the screw rod. In the device, sewage flows into the inner pipeline and the annular cavity, and the sewage entering the inner pipeline can impact the first helical blade along the axial direction of the screw rod and simultaneously promote the screw rod to rotate; the sewage entering the annular cavity changes the flow direction under the action of the channel, so that the flowing direction of the sewage is vertical to the screw, and the sewage vertically acts on the first spiral blade under the action of the channel, so that the first spiral blade rotates, and simultaneously, the spiralization of the water flow is promoted, so that the sewage generates more radial acting force on the first spiral blade, and finally, the rotating degree of the screw is enhanced; compared with the traditional device, the device changes the flowing direction of sewage through the channel, so that the sewage can impact the first helical blade in the most direct and most effective mode, meanwhile, the flowing direction of the water flow in the whole inner pipeline is changed, the larger radial impact on the first helical blade is caused, the rotating strength of the screw is increased, the dependence on the fall degree and the flowing turbulence degree of the sewage in the sewage treatment process is reduced, meanwhile, the excessive consideration on the influence on the power generation factors in the sewage treatment engineering design process is also reduced, and a plurality of useless changes on the sewage treatment process are avoided for catering to the power generation device.
Further, the outer pipeline is arranged on the peripheral wall of the sedimentation tank through the hinged frame and the supporting frame, potential energy of sewage on the upper layer of the sedimentation tank is fully utilized, the original pipeline is replaced by the inner pipeline and the annular cavity, the screw is fully driven to rotate by sewage circulation, power generation is performed, and energy waste is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of a support frame structure according to the present invention;
FIG. 4 is a schematic diagram of a drainage process in a conventional sedimentation tank;
FIG. 5 is a schematic diagram of a sedimentation tank drainage process with a power generation device.
Name corresponding to each label in the figure:
1. the inner pipeline, 10, a second helical blade, 11, a channel, 2, an outer pipeline, 20, a first hinge shaft, 21, a second hinge shaft, 22, a baffle, 23, a second flange, 24, a flexible sleeve, 3, a screw, 30, a first belt wheel, 31, a first helical blade, 4, an annular cavity, 40, a first support, 41, a second support, 5, a generator, 50, a second belt wheel, 6, a hinge bracket, 7, a support frame, 70, a chute, 71, a first clamping hole, 8, a hinge rod, 9, a protective cover, 90, a support rod, 100, a sedimentation tank, 110, a drainage pipeline, 120 and a connecting pipeline.
Detailed Description
The following description of the technical solution in the embodiments of the present invention is clear and complete.
Embodiments of the invention:
in the sewage treatment process, firstly, sewage is required to pass through a fence filter plate, large garbage such as paper towels, cloth strips of waste gas, plastic bags and the like in the sewage are filtered, the filtered sewage is subjected to chemical filtration in an anaerobic tank, an anoxic tank and an aerobic tank, the procedures of denitrification and dephosphorization are realized, and finally, the sewage is filtered and precipitated again, and is discharged after reaching the standard after detection.
Based on the sewage treatment flow, as shown in fig. 1-3, a sewage power generation device based on an archimedes screw is designed and comprises an outer pipeline 2 and an inner pipeline 1 which are mutually nested.
The inner pipeline 1 is internally provided with a screw 3, the screw 3 is provided with a first helical blade 31, the outer pipeline 2 is sleeved outside the inner pipeline 1, and the length directions of the outer pipeline 2, the inner pipeline 1 and the screw 3 are consistent with the left-right direction; the left end is set to be a water inlet end, the right end is set to be a water outlet end, a first bracket 40 is arranged on the end face of the water inlet end, the first bracket 40 is of a cross-shaped structure, the first bracket 40 is used for connecting the inner pipeline 1 and the outer pipeline 2 with each other, a bearing is arranged at the center position of the first bracket 40, and the left end of the screw rod 3 extends to the left side of the water inlet end through the bearing; the end face of the water outlet end is provided with a second bracket 41, the second bracket 41 is of a cross-shaped structure, the second bracket 41 connects the inner pipeline 1 and the outer pipeline 2 with each other, a bearing is arranged at the center position of the second bracket 41, the right end of the screw 3 is fixedly arranged on the bearing, and at the moment, when sewage flows into the inner pipeline 1, the first helical blade 31 rotates under the action of the sewage, so that the screw 3 is driven to rotate.
An annular cavity 4 is formed between the inner pipeline 1 and the outer pipeline 2, and the outlet end of the annular cavity 4 is arranged in a sealing way.
When the screw 3 rotates, tangential force at any place on the peripheral wall of the screw 3 is vertical to the screw 3, namely the most direct action of rotating one screw 3 is to apply tangential force on the peripheral surface of the screw 3, in the process of impacting the first helical blade 31 with sewage to cause the screw 3 to rotate, the most direct and most effective acting force is the acting force of the vertical screw 3 generated after the sewage impacts the first helical blade 31, therefore, under the precondition of the same height drop and the same sewage impact force, the larger radial impact force on the first helical blade 31 is, the stronger the rotating degree of the screw 3 is, and based on the principle, a channel 11 for sewage circulation is arranged on the inner pipeline 1, one end of the channel 11 is positioned in the inner pipeline 1, the other end of the channel 11 is open on the pipeline wall of the inner pipeline 1, and is simultaneously communicated with the annular cavity 4; in the circulation process, one part of sewage enters the inner pipeline 1, the other part of sewage enters the annular cavity 4, the sewage entering the inner pipeline 1 acts on the first spiral blade 31 under the action of the vertical screw 3, and the normal circulation of the sewage is ensured, so that the influence of resistance to the sewage caused by the arrangement of the channel 11 is reduced; the other part enters the annular cavity 4, changes the flow direction under the action of the channel 11, acts on the first helical blade 31 in the direction perpendicular to the screw 3, so that the screw 3 rotates, in practical situations, as part of sewage can flow inside the inner pipeline 1, the sewage flowing out of the channel 11 does not completely act on the first helical blade 31, but the sewage in the inner pipeline 1 can be spirally circulated, and the strength of the radial acting force of the sewage on the first helical blade 31 is ensured.
Specifically, the number of channels 11 is set, and the number of channels 11 is totally divided into two groups, wherein one group is positioned at the front side of the inner pipeline 1, the other group is positioned at the rear side of the inner pipeline 1, and the two groups of pipelines are centrally and symmetrically arranged at the same time, so that the radial impact force generated on the first helical blade 31 is ensured to be uniform and coordinated; in each group, a plurality of channels 11 are arranged at intervals along the axial direction of the screw 3, and the flow direction of any channel 11 in the two groups is horizontally arranged front and back, and it is noted that the axis of the channel 11 does not directly pass through the axis of the screw 3, but has a certain distance to ensure the effective power-like arm (the distance from the axis of the channel 11 to the axis of the screw 3). In addition, the specific length of the channel 11 is such that it does not just affect the rotation of the first helical blade 31.
In order to ensure that sewage flows helically in the inner pipe 1, second helical blades 10 are provided on the inner wall of the inner pipe 1.
The outer wall of the outer pipeline 2 is fixedly provided with a generator 5, the generator 5 is in transmission connection with the screw rod 3, specifically, the left end of the screw rod 3 is provided with a first belt pulley 30, the generator 5 is provided with a second belt pulley 50, and the first belt pulley 30 and the second belt pulley 50 are in multi-belt transmission.
In the conventional sewage treatment process, as shown in fig. 4, the upper layer sewage after standing in the sedimentation tank 100 overflows from the upper side of the sedimentation tank 100, and is converged into a pipeline, and flows into the next treatment tank from the pipeline, in order to fully utilize the potential energy of the sewage generated by the height difference between the upper layer sewage and the lower layer sewage, as shown in fig. 5, the pipeline communicated with the original sedimentation tank 100 and the next process is cut off, a section of the upper end, which is close to the outer edge of the sedimentation tank 100, is set as a drainage pipeline 110, and the lower end is set as a connecting pipeline 120; the outer pipeline 2, the inner pipeline 1 and the screw 3 are arranged at the position of the cut-off part, so that the converged sewage in the drainage pipeline 110 is smoothly injected into the inner pipeline 1 and the annular cavity 4, and the sewage potential energy is utilized to generate electricity.
The water outlet weir is arranged above the sedimentation tank 100, water on the upper layer of the sedimentation tank 100 continuously passes through the water outlet weir to spread to the periphery, finally, the water is converged on the water discharge pipeline 110, the water discharge pipeline 110 is positioned above the water inlet end, and sewage flowing out of the water discharge pipeline 110 directly flows into the inner pipeline 1 and the annular cavity 4 from the water inlet end.
Specifically, the power generation device further comprises a hinge bracket 6 and a supporting frame 7, and the hinge bracket 6 and the supporting frame 7 are used for connecting the outer pipeline 2, the inner pipeline 1 and the screw 3 to the sedimentation tank 100. The hinged frame 6 is fixedly arranged on the sedimentation tank 100, the left end of the hinged frame 6 is mutually matched with the peripheral wall of the sedimentation tank 100, and the hinged frame 6 is fixed on the sedimentation tank 100 through screws; the outer pipeline 2 is provided with a first hinge shaft 20, the first hinge shaft 20 is arranged front and back in the length direction, and the right end of the hinge frame 6 is hinged with the first hinge shaft 20; the left side of the support frame 7 is fixedly arranged on the sedimentation tank 100, a second hinge shaft 21 is arranged on the outer pipe 2, the second hinge shaft 21 is arranged in the front and back direction along the length direction, the second hinge shaft 21 is connected with the support frame 7 through a hinge rod 8, the right end of the hinge rod 8 is hinged with the second hinge shaft 21, the left end is slidably clamped on the support frame 7, the right side surface of the support frame 7 is provided with a chute 70 in the up-down direction, a first clamping hole 71 for clamping the left end of the hinge rod 8 is arranged on the chute 70 in a penetrating way, a second clamping hole is arranged at the left end of the hinge rod 8, when the hinge rod 8 is installed, a pin or a screw penetrates through the first clamping hole 71 and the second clamping hole 71 when the second clamping hole is aligned with any one of the first clamping holes 71 on the chute 70, so that the fixing of the hinge rod 8 is completed, and a plurality of first clamping holes 71 are arranged for adjusting the inclination angle of the whole outer pipe 2; the supporting frame 7 is positioned below the hinge frame 6.
Two groups of hinging rods 8 and sliding grooves 70 are correspondingly arranged in front and back, and the two hinging rods are respectively hinged with the front end and the back end of the second hinging shaft 21; the stability of the outer pipeline 2 in the process of adjusting the inclination angle is ensured.
The water inlet end is provided with a baffle plate 22 for ensuring that sewage enters the inner pipeline 1 and the annular cavity 4, and the baffle plate 22 is fixed on the outer pipeline 2; in actual operation, after the upper clear water in the sedimentation tank 100 is collected, the upper clear water flows into the inner pipeline 1 and the annular cavity 4 through the upper drainage pipeline 110, and in order to ensure the flow connection between the sedimentation tank 100 and the water inlet end, a baffle 22 is arranged on the outer pipeline 2, and the baffle 22 is arranged at the left end part of the outer pipeline 2.
The first support 40 is provided with the protective cover 9 for preventing sewage from wetting the generator 5, when the sewage enters the inner pipeline 1 and the annular cavity 4, the sewage can be sputtered onto the first belt pulley 30, the belt, the second belt pulley 50 and the generator 5, the protective cover 9 completely wraps the first belt pulley 30, the belt and the second belt pulley 50, and simultaneously cuts off the generator 5 and the sewage, so that the influence of the sewage on the generator is guaranteed. The first bracket 40 is provided with two support rods 90, and the protective cover 9 is fixedly arranged on the first bracket 40.
The water outlet end is provided with a flexible sleeve 24 (not shown in the drawing) used for being connected with a sewage conveying pipeline, the flexible sleeve 24 is provided with a first flange which is in butt joint with the outer pipeline 2, the end part of the outer pipeline 2 is provided with a second flange 23, the outlet end can be changed under different adjusting angles due to the fact that the inclination angle of the outer pipeline 2 can be adjusted, in order to ensure the butt joint of the water outlet end and the pipeline communicated with other treatment tanks, the water outlet end is provided with the flexible sleeve 24, the flexible sleeve 24 is provided with the first flange which is in butt joint with the outer pipeline 2, the flexible sleeve 24 is connected with the outer pipeline 2 through screws, no matter how the inclination angle of the subsequent outer pipeline 2 is adjusted, the flexible sleeve 24 can be adaptively changed, and the connection with the connecting pipeline 120 is smoothly ensured.
Working principle:
the sewage in the sedimentation tank 100 is settled by standing, the sewage on the upper layer passes through the water outlet weir and is converged into the water discharge pipeline 110 of the sedimentation tank 100, the sewage enters the inner pipeline 1 and the annular cavity 4 through the water discharge pipeline 110, the sewage entering the inner pipeline 1 can impact the first helical blade 31 along the axial direction of the screw rod 3, and meanwhile, the screw rod 3 is driven to rotate; the sewage entering the annular cavity 4 changes the flow direction under the action of the channel 11, so that the flowing direction of the sewage is vertical to the screw 3, and the sewage at the moment vertically acts on the first spiral blade 31 under the action of the channel 11, so that the first spiral blade 31 rotates, and simultaneously, the spiralization of the water flow is promoted, so that the sewage generates more radial acting force on the first spiral blade 31, and finally, the rotation degree of the screw 3 is enhanced; the water outlet end is connected with a flexible sleeve 24 through a second flange 23, so that the communication between the outer pipeline 2 and other treatment tanks can be ensured no matter how the angle of the outer pipeline 2 is regulated; according to the technical scheme, the power generation device is arranged on the pipeline between the original sedimentation tank 100 and other treatment tanks, and is arranged on the sedimentation tank 100, when sewage with potential energy in the sedimentation tank 100 falls down, the screw 3 can be driven to rotate, so that electric energy is generated, the potential energy formed by the fall of the sewage in the sewage treatment process is fully utilized, and the waste of energy is avoided.
The present invention is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present invention, however, any change in shape or structure of the product is within the scope of the present invention, and all the products having the same or similar technical solutions as the present application are included.
Claims (7)
1. Sewage power generation device based on archimedes screw rod, its characterized in that: comprises an outer pipeline and an inner pipeline which are mutually nested;
a screw is rotationally arranged in the inner pipeline, and a first helical blade is arranged on the screw;
an annular cavity is formed between the outer pipeline and the inner pipeline, and one end of the annular cavity is arranged in a sealing manner;
a channel for sewage to impact the first helical blade to rotate is radially arranged on the inner pipeline, and the channel is communicated with the annular cavity;
the outer pipeline is provided with a generator which is in transmission connection with the screw;
the inner wall of the inner pipeline is provided with a second helical blade for driving water flow to be helical; setting one sealed end of the annular cavity as a water outlet end and the other sealed end as a water inlet end;
the water inlet end is provided with a first bracket for bearing the rotation of the screw; the water outlet end is provided with a second bracket for bearing the rotation of the screw; the screw is rotatably arranged on the first bracket and the second bracket through bearings, and the power generation device further comprises a hinged frame and a supporting frame;
the hinged frame is fixedly arranged on the sedimentation tank, a first hinged shaft is arranged on the outer pipeline, and the first hinged shaft is hinged with the hinged frame;
the support frame is fixedly arranged on the treatment pool, a second hinge shaft is arranged on the outer pipeline and connected with the support frame through a hinge rod, one end of the hinge rod is hinged with the second hinge shaft, and the other end of the hinge rod is connected with the support frame;
the support frame is positioned below the hinge frame;
the sedimentation tank is provided with a water outlet weir, the outer wall of the sedimentation tank is provided with a drainage pipeline, and the drainage pipeline is used for draining sewage which passes over the water outlet weir; the drainage pipeline is positioned above the water inlet end and is used for guiding sewage into the inner pipeline and the annular cavity;
the sewage entering the inner pipeline can impact the first helical blade along the axial direction of the screw rod, and simultaneously the screw rod is driven to rotate; the sewage entering the annular cavity changes the flow direction under the action of the channel, so that the flow direction of the sewage is perpendicular to the screw rod, and the sewage vertically acts on the first helical blade under the action of the channel, so that the first helical blade rotates.
2. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: one end of the screw rod extends outwards from the water inlet end, and a first belt wheel is arranged on the extending part; the generator is provided with a second belt wheel, and the first belt wheel and the second belt wheel are driven by a belt.
3. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: the channels are horizontally arranged front and back, two groups of channels are arranged in total, each group of channels is provided with a plurality of channels along the axial direction of the screw at intervals, and the two groups of channels are centrosymmetric.
4. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: the support frame is provided with a chute, the chute is arranged up and down, the chute is provided with a first clamping hole for clamping the hinge rod in a penetrating way from top to bottom, a plurality of first clamping holes are arranged at intervals up and down, and the hinge rod is provided with a second clamping hole for matching and clamping.
5. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: the water inlet end is provided with a baffle plate for ensuring that sewage enters the inner pipeline and the annular cavity; the baffle is fixed on the outer pipeline.
6. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: and a protective cover for preventing sewage from wetting the generator is arranged on the first bracket.
7. The archimedes screw-based sewage power generation device according to claim 1, characterized in that: the water outlet end is provided with a flexible sleeve connected with a pipeline for conveying sewage, and the flexible sleeve is provided with a first flange which is in butt joint with the outer pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210468508.9A CN114738170B (en) | 2022-04-29 | 2022-04-29 | Sewage power generation device based on Archimedes screw |
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| CN202210468508.9A CN114738170B (en) | 2022-04-29 | 2022-04-29 | Sewage power generation device based on Archimedes screw |
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| CN114738170B true CN114738170B (en) | 2023-07-28 |
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