CN112624540A - Rural fishpond sludge treatment equipment - Google Patents
Rural fishpond sludge treatment equipment Download PDFInfo
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- CN112624540A CN112624540A CN202110001027.2A CN202110001027A CN112624540A CN 112624540 A CN112624540 A CN 112624540A CN 202110001027 A CN202110001027 A CN 202110001027A CN 112624540 A CN112624540 A CN 112624540A
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- sludge
- fishpond
- rural
- spiral conveying
- drying
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- 239000010802 sludge Substances 0.000 title claims abstract description 134
- 241000251468 Actinopterygii Species 0.000 claims abstract description 49
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 238000001035 drying Methods 0.000 claims abstract description 27
- 230000008021 deposition Effects 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims description 19
- 230000000249 desinfective effect Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 14
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 10
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 10
- 239000004571 lime Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000004659 sterilization and disinfection Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 235000012255 calcium oxide Nutrition 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 238000009360 aquaculture Methods 0.000 description 3
- 244000144974 aquaculture Species 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 208000010824 fish disease Diseases 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/004—Sludge detoxification
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/10—Cleaning bottoms or walls of ponds or receptacles
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses sludge treatment equipment for a rural fishpond, which comprises a fish pond and sludge drying and sterilizing equipment, wherein the sludge drying and sterilizing equipment is communicated with the fish pond through a sludge discharge pipe, the fish pond comprises a pond body, a sealing component and a spiral conveying component, the pond body can be divided into a fish moving area and a sludge deposition area, the spiral conveying component is arranged in the sludge deposition area, the sealing component is arranged above the spiral conveying component, the sealing component comprises a sealing plate and a sealing plate driving device for driving the sealing plate to move in a telescopic manner, and conical through holes are distributed in the sealing plate; the spiral conveying assembly comprises a spiral conveying rod and a conveying motor used for driving the spiral conveying rod to rotate, the sludge deposition area is communicated with a sludge discharge pipe, and a valve is arranged on the sludge discharge pipe. The sludge treatment equipment for the rural fishpond, which is obtained by the invention, adopts mechanical and automatic sludge discharge equipment, and can timely remove sludge at the bottom of the fishpond.
Description
Technical Field
The invention relates to environment-friendly equipment, in particular to sludge treatment equipment for a rural fishpond.
Background
In the aquaculture industry, sludge formed by continuously silting dead organisms, fish metabolites, residual baits, livestock excrement and other organic matters often exists in a culture pond, the sludge can play a role in adjusting the water body fertility of the fish pond, but if the fish pond is not maintained, excessive sludge can cause water eutrophication to cause fish diseases, floating heads and even death, and in addition, the eutrophic water body can also easily cause pond pollution discharge to be difficult to clean and emit foul odor to influence the surrounding living environment.
In the existing aquaculture process, the traditional methods of draining, solarizing and applying quick lime are still adopted for dredging the fishpond and the culture pond, and the sludge is usually directly removed and then is transported to other enterprises for further treatment, so that the sludge cannot be effectively and directly utilized; and some fishponds adopting sludge pumps to recover sludge often have the condition that sludge suction equipment is blocked by fishes due to lack of protection, so that the fishes in the fishponds have to be replaced before sludge suction, the cost is huge, and the fishes are easily damaged and die.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provide rural fishpond sludge treatment equipment which is high in automation degree and can effectively utilize sludge.
In order to achieve the purpose, the sludge treatment equipment for the rural fishpond comprises a fishpond and sludge drying and disinfecting equipment, wherein the sludge drying and disinfecting equipment is communicated with the fishpond through a sludge discharge pipe, the fishpond comprises a pond body, a sealing component and a spiral conveying component, the pond body can be divided into a fish activity area and a sludge deposition area, the spiral conveying component is arranged in the sludge deposition area, the sealing component is arranged above the spiral conveying component and positioned at the boundary of the fish activity area and the sludge deposition area, the sealing component comprises a sealing plate and a sealing plate driving device for driving the sealing plate to move in a stretching mode, conical through holes are distributed in the sealing plate, and the larger aperture end of each conical through hole faces the fish activity area; the spiral conveying assembly comprises a spiral conveying rod and a conveying motor used for driving the spiral conveying rod to rotate, the sludge deposition area is communicated with a sludge discharge pipe, and a valve is arranged on the sludge discharge pipe.
In order to further ensure the safety of fishes, the bottom of the sludge deposition area is provided with a sound wave fish driving device; in practical use, specific fishes can be driven away by setting the sound wave frequency, so that the fishes are prevented from remaining in the sludge when the closing plate is closed.
In order to save space and avoid the influence of sludge floating in the sludge discharge process on the sludge discharge effect, the closing plate comprises a folding plate, one end of the folding plate is hinged with the tank body, the other end of the folding plate is hinged with a screw nut, and the closing plate driving device comprises a lead screw which transversely spans in the tank body and is in transmission connection with the screw nut and a driving motor which is in transmission connection with the lead screw.
In order to avoid the lead screw transmission to be blocked by mud, the folded sheet is located the lead screw below, the lead screw top is equipped with semi-open fender mud cover, it is fixed with the cell body to keep off mud cover both ends, keep off the inside scrubbing brush that is used for cleaning the lead screw thread that is equipped with of mud cover.
In order to ensure the stable movement of the closing plate, the side edge of the closing plate is provided with a roller, and the inner wall of the tank body is provided with a track matched with the roller.
For the convenience of sludge drying and disinfection treatment, sludge drying and disinfection equipment includes centrifuge, weighing conveyer and the mummification disinfect box with the mud pipe intercommunication, the mummification disinfect box includes lime and adds device, agitator, mixing chamber, heating chamber and sludge discharging device, lime adds the device setting on the mixing chamber, sludge discharging device sets up in the heating chamber exit, the heating chamber exit still is equipped with the bleeder valve, the agitator sets up in the mixing chamber, and the agitator includes the main shaft and sets up at main epaxial propeller blade and stirring rod.
The sludge treatment equipment for the rural fishpond, which is obtained by the invention, adopts mechanical and automatic sludge discharge equipment, can timely remove sludge at the bottom of the fishpond, and meanwhile, due to the multi-through hole design on the sealing plate, fishes can be prevented from being sucked on the water discharge hole; the dried sludge eliminates harmful impurities such as bacteria, worm eggs and the like, has a higher pH value, and can be used for adjusting the acid-base balance inside the fish pond and used as a fertilizer for the fish pond.
Drawings
FIG. 1 is a schematic structural view of a sludge treatment apparatus 1 in a rural fishpond of the invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B in FIG. 2;
FIG. 4 is a sectional view of the screw, the nut, and the semi-open fender cover of embodiment 1 after they are assembled.
In the figure: the device comprises a tank body 1, a sealing assembly 2, a spiral conveying assembly 3, a sound wave fish driving device 4, a centrifugal machine 5, a weighing conveyer 6, a drying disinfection box 7, a sludge discharge pipe 8, a valve 9, a rail 10, a folding plate 20, a nut 21, a lead screw 22, a driving motor 23, a semi-open type sludge blocking cover 24, a bristle brush 25, a roller 26, a spiral conveying rod 30, a conveying motor 31, a waterproof shell 41, a loudspeaker 42, a lime adding device 70, a stirrer 71, a mixing chamber 72, a heating chamber 73, a discharge valve 74, a sludge discharge device 75, a fish activity area 100, a sludge deposition area 101, a conical through hole 200, a spiral blade 710 and a stirring rod 711.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1:
the sludge treatment equipment for the rural fishpond described in the embodiment is shown in fig. 1, and comprises a fish pond and sludge drying and disinfecting equipment, wherein the sludge drying and disinfecting equipment is communicated with the fish pond through a sludge discharge pipe 8, the fish pond comprises a pond body 1, a sealing component 2 and a spiral conveying component 3, the pond body 1 can be divided into a fish activity area 100 and a sludge deposition area 101, the spiral conveying component 3 is arranged in the sludge deposition area 101, the sealing component 2 is arranged above the spiral conveying component 3 and is positioned at the boundary between the fish activity area 100 and the sludge deposition area 101, the sealing component 2 comprises a sealing plate and a sealing plate driving device for driving the sealing plate to move telescopically, as shown in fig. 3, conical through holes 200 are distributed in the sealing plate, and the larger aperture end of the conical through hole 200 faces the fish activity area 100; as shown in fig. 1 and 2, the spiral conveying assembly 3 includes a spiral conveying rod 30 and a conveying motor 31 for driving the spiral conveying rod 30 to rotate, the sludge deposition area 101 is communicated with a sludge discharge pipe 8, and a valve 9 is arranged on the sludge discharge pipe 8; the effect of toper through-hole 200 is for the moisturizing of mud siltation district, avoids the reverse outflow of mud simultaneously, in this embodiment, conveying motor 31 is gear motor, and screw conveying pole 30 passes behind 1 inner wall of cell body and is connected with conveying motor 31 transmission, is equipped with sealedly between screw conveying pole 30 and the cell body 1.
In order to further ensure the safety of fish, as shown in fig. 1 and 2, a sound wave fish-driving device 4 is arranged at the bottom of the sludge deposition area 101; in actual use, specific fishes can be driven and separated by setting the sound wave frequency, so that the fishes are prevented from staying in the sludge deposition area 101 when the closing plate is closed; in this embodiment, the sound wave fish-driving device 4 includes a waterproof case 41 disposed at the bottom of the tank body 1 and a speaker 42 disposed in the waterproof case 41; meanwhile, the loudspeaker 42 can also drive a small amount of light sludge to float upwards to retain partial sludge in the fish pond, so that the phenomenon that the inside of the fish pond loses the regulation and buffering capacity on organic matters after all sludge is emptied at one time is avoided.
In order to save space and avoid the influence of excessive upward floating of sludge on sludge discharge effect in the sludge discharge process, as shown in fig. 2, the closing plate comprises a folding plate 20, specifically, the folding plate 20 is composed of a plurality of plates hinged to each other, one end of the folding plate 20 is hinged to the tank body 1, the other end is hinged to a screw 21, and the closing plate driving device comprises a lead screw 22 transversely stretched in the tank body 1 and in transmission connection with the screw 21, and a driving motor 23 in transmission connection with the lead screw 22.
In order to avoid the transmission of the screw rod 22 from being blocked by sludge, as shown in fig. 2 and 4, the folding plate 20 is positioned below the screw rod 22, a semi-open type mud guard 24 is arranged above the screw rod 22, two ends of the mud guard are fixedly connected with the tank body 1, and a bristle brush 25 for cleaning the screw thread of the screw rod 22 is arranged inside the mud guard.
In order to ensure the stable movement of the closing plate, as shown in fig. 3, rollers 26 are arranged on the side edges of the closing plate, and rails 10 matched with the rollers 26 are arranged on the inner wall of the tank body 1.
In order to facilitate drying and disinfection treatment of sludge, as shown in fig. 1, the sludge drying and disinfection apparatus includes a centrifuge 5, a weighing conveyor 6 and a drying and disinfection box 7, which are communicated with a sludge discharge pipe 8, the drying and disinfection box 7 includes a lime adding device 70, a stirrer 71, a mixing chamber 72, a heating chamber 73 and a sludge discharge device 75, the lime adding device 70 is disposed on the mixing chamber 72, the sludge discharge device 75 is disposed at an outlet of the heating chamber 73, a discharge valve 74 is further disposed at an outlet of the heating chamber 73, the stirrer 71 is disposed in the mixing chamber 72, and the stirrer 71 includes a main shaft, and a propeller blade 710 and a stirring rod 711 which are disposed on the main shaft; in this embodiment, the heating chamber 73 is electrically heated, and as quicklime reacts with moisture in sludge to generate heat, the demand of heating on electric power is low, and compared with incineration heating, the heating chamber is more environment-friendly; in addition, the stirrer 71 is driven by a motor arranged on the drying and sterilizing box 7.
In the actual working process, the specific working process of the equipment is as follows: firstly, after detecting that the sludge thickness reaches the preset sludge discharge thickness through a sampling method or other methods, a culture worker starts equipment to enable a sealing plate to extend from one side of a tank body 1 to the opposite side under the driving of a sealing plate driving device, and finally the sealing plate separates a fish activity area 100 from a sludge deposition area 101; then, the conveying motor 31 is started, the spiral conveying rod 30 rotates and rolls up sludge at the bottom of the fish pond, the sludge is discharged to the sludge drying and disinfecting device along the sludge discharge pipe 8, the sludge drying and disinfecting device carries out drying and disinfection on the sludge, and meanwhile, as the water part of the fish pond is discharged along with the sludge, the aquaculture personnel need to carry out water supplementing operation on the fish pond.
The specific process of sludge drying and disinfection comprises the following steps: firstly, the sludge is dewatered by a centrifuge 5, then the dewatered sludge is sent into a mixing chamber 72 by a weighing conveyer 6, quicklime is added into the sludge by a lime adding device 70, the dewatered sludge is mixed with the quicklime under the stirring of a stirrer 71, the mixed sludge is forwards conveyed into a heating chamber 73 by a screw blade 710 of the stirrer 71 to be heated, so that the water is evaporated to dryness, and after the water is evaporated to dryness, a discharge valve 74 is opened, so that the dried sludge is discharged from a sludge discharge device 75.
The sludge treatment equipment for the rural fishpond provided by the embodiment adopts mechanical and automatic sludge discharge equipment, can timely remove sludge at the bottom of the fishpond, and can prevent fishes from being sucked on the water discharge holes due to the multi-through hole design on the sealing plate; the dried sludge eliminates harmful impurities such as bacteria, worm eggs and the like, has a higher pH value, and can be used for adjusting the acid-base balance inside the fish pond and used as a fertilizer for the fish pond.
It should be understood that the fish pond can independently complete the collection and discharge of sludge and prevent fish from being sucked by the drain hole, and in practical use, the fish pond can be matched with other types of sludge drying and disinfecting equipment, such as a filter press instead of a centrifuge, and coal mixed dried sludge as a heating chamber of fuel, so that the above embodiment is only used as a preferred scheme of the sludge treatment equipment of the rural fish pond, and no specific limitation is made on the specific structure of the invention.
Claims (8)
1. A sludge treatment device for a rural fishpond comprises a fishpond and a sludge drying and disinfecting device, wherein the sludge drying and disinfecting device is communicated with the fishpond through a sludge discharge pipe (8), it is characterized in that the fish pond comprises a pond body (1), a closed component (2) and a spiral conveying component (3), the tank body (1) can be divided into a fish activity area (100) and a sludge deposition area (101), the spiral conveying assembly (3) is arranged in the sludge deposition area (101), the sealing assembly (2) is arranged above the spiral conveying assembly (3), which is positioned at the boundary of a fish activity area (100) and a sludge deposition area (101), the sealing component (2) comprises a sealing plate and a sealing plate driving device used for driving the sealing plate to move telescopically, conical through holes (200) are distributed on the closing plate, and the larger aperture end of each conical through hole (200) faces the fish activity area (100); the spiral conveying assembly (3) comprises a spiral conveying rod (30) and a conveying motor (31) used for driving the spiral conveying rod (30) to rotate, the sludge deposition area (101) is communicated with a sludge discharge pipe (8), and a valve (9) is arranged on the sludge discharge pipe (8).
2. The sludge treatment equipment for rural fishponds according to claim 1, characterized in that the bottom of the sludge deposition area (101) is provided with a sound wave fish-driving device (4).
3. The rural fishpond sludge treatment device of claim 1 or 2, wherein the closing plate comprises a folding plate (20), one end of the folding plate (20) is hinged with the pond body (1), the other end of the folding plate is hinged with a screw nut (21), and the closing plate driving device comprises a screw rod (22) transversely stretched in the pond body (1) and in transmission connection with the screw nut (21), and a driving motor (23) in transmission connection with the screw rod (22).
4. The rural fishpond sludge treatment device of claim 3, wherein the folding plate (20) is positioned below the screw rod (22), a semi-open type sludge blocking cover (24) is arranged above the screw rod (22), two ends of the sludge blocking cover are fixedly connected with the pond body (1), and a hard brush (25) for cleaning the screw thread of the screw rod (22) is arranged inside the sludge blocking cover.
5. The rural fishpond sludge treatment facility of claim 1 or 2, wherein the side of the closing plate is provided with a roller (26), and the inner wall of the tank body (1) is provided with a track (10) matched with the roller (26).
6. The sludge treatment equipment for rural fish culture ponds according to claim 4, wherein the side edge of the closed plate is provided with a roller (26), and the inner wall of the pond body (1) is provided with a track (10) matched with the roller (26).
7. The rural fishpond sludge treatment device of claim 1 or 2, wherein the sludge drying and disinfecting device comprises a centrifuge (5) communicated with a sludge discharge pipe (8), a weighing conveyor (6) and a drying and disinfecting box (7), the drying and disinfecting box (7) comprises a lime adding device (70), a stirrer (71), a mixing chamber (72), a heating chamber (73) and a sludge discharging device (75), the lime adding device (70) is arranged on the mixing chamber (72), the sludge discharging device (75) is arranged at an outlet of the heating chamber (73), a discharge valve (74) is further arranged at the outlet of the heating chamber (73), the stirrer (71) is arranged in the mixing chamber (72), and the stirrer (71) comprises a main shaft, and a screw blade (710) and a stirring rod (711) which are arranged on the main shaft.
8. The rural fishpond sludge treatment device of claim 6, wherein the sludge drying and disinfecting device comprises a centrifuge (5) communicated with a sludge discharge pipe (8), a weighing conveyor (6) and a drying and disinfecting box (7), the drying and disinfecting box (7) comprises a lime adding device (70), a stirrer (71), a mixing chamber (72), a heating chamber (73) and a sludge discharging device (75), the lime adding device (70) is arranged on the mixing chamber (72), the sludge discharging device (75) is arranged at an outlet of the heating chamber (73), a discharge valve (74) is further arranged at the outlet of the heating chamber (73), the stirrer (71) is arranged in the mixing chamber (72), and the stirrer (71) comprises a main shaft, and a screw blade (710) and a stirring rod (711) which are arranged on the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001027.2A CN112624540A (en) | 2021-01-04 | 2021-01-04 | Rural fishpond sludge treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001027.2A CN112624540A (en) | 2021-01-04 | 2021-01-04 | Rural fishpond sludge treatment equipment |
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| CN112624540A true CN112624540A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110001027.2A Pending CN112624540A (en) | 2021-01-04 | 2021-01-04 | Rural fishpond sludge treatment equipment |
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Application publication date: 20210409 |