CN215886972U - Equipment for recovering humic acid by sludge fermentation - Google Patents
Equipment for recovering humic acid by sludge fermentation Download PDFInfo
- Publication number
- CN215886972U CN215886972U CN202121873239.1U CN202121873239U CN215886972U CN 215886972 U CN215886972 U CN 215886972U CN 202121873239 U CN202121873239 U CN 202121873239U CN 215886972 U CN215886972 U CN 215886972U
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- China
- Prior art keywords
- humic acid
- fermentation
- recovery
- storage cavity
- partition plate
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Links
- 238000000855 fermentation Methods 0.000 title claims abstract description 72
- 230000004151 fermentation Effects 0.000 title claims abstract description 70
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000004021 humic acid Substances 0.000 title claims abstract description 41
- 239000010802 sludge Substances 0.000 title claims abstract description 33
- 238000011084 recovery Methods 0.000 claims abstract description 33
- 238000005273 aeration Methods 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 23
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 16
- 230000020477 pH reduction Effects 0.000 abstract description 4
- 230000007062 hydrolysis Effects 0.000 abstract description 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 210000001835 viscera Anatomy 0.000 description 3
- 238000010564 aerobic fermentation Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000000273 veterinary drug Substances 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses equipment for recovering humic acid by sludge fermentation, wherein the equipment for recovering humic acid by sludge fermentation comprises a fermentation tank and a humic acid recovery tank arranged below the fermentation tank, wherein an aeration device is arranged in the fermentation tank, and a recovery hole is formed in the bottom of the fermentation tank. The utility model has the beneficial effects that: the raw materials are placed in the fermentation tank for fermentation, the aeration device is opened or closed according to the fermentation condition in the fermentation process, so that the raw materials are in a hydrolysis acidification environment, humic acid is generated in the fermentation process of the raw materials, and the generated humic acid enters the fermentation tank through the recovery holes, so that the humic acid is recovered.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to equipment for recovering humic acid by sludge fermentation.
Background
In the sewage treatment process, a large amount of sludge can be generated, and in the process of treating and fermenting the sludge, a large amount of humic acid can be generated, and the humic acid can be applied to fertilizers, pesticides, veterinary drugs, drought-resistant agents and feed additives; drugs, health products, cosmetics; the technology has important significance for production and life of people, and is especially necessary for simultaneously recovering humic acid in the sludge treatment process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defect that humic acid is not recovered in the sludge treatment process or sludge fermentation and humic acid recovery are performed in a segmented manner in the prior art, and provides equipment for recovering humic acid by sludge fermentation.
The purpose of the utility model is realized by the following technical scheme:
the equipment for recovering humic acid by sludge fermentation comprises a fermentation tank and a humic acid recovery tank arranged below the fermentation tank, wherein an aeration device is arranged in the fermentation tank, and a recovery hole is formed in the bottom of the fermentation tank.
Preferably, the aeration device comprises a gas storage cavity and a vent hole which can be communicated with the gas storage cavity and the fermentation tank.
Preferably, a partition plate capable of moving up and down along the gas storage cavity is arranged in the gas storage cavity, the partition plate divides the gas storage cavity into an upper cavity and a lower cavity, and sealing gaskets are arranged on the periphery of the partition plate.
Preferably, a telescopic rod is arranged in the lower cavity, a base of the telescopic rod is installed on the bottom surface of the gas storage cavity, and a telescopic end of the telescopic rod is connected with the partition plate.
Preferably, the upper surface of division board is provided with prevents stifled pole, prevent stifled pole and recovery hole one-to-one, just prevent stifled pole and be located the below of corresponding recovery hole.
Preferably, the tail end of the anti-blocking rod is provided with an air flow adjusting section, and the cross section area of the air flow adjusting section is gradually increased from top to bottom.
Preferably, the division board is the bucket form that the middle part is low high all around, be provided with the blow off pipe in the epicoele, the lateral wall is provided with out dirty pipe, the entry setting of blow off pipe is connected with the dredge pump through going out dirty union coupling in division board middle part, export, be provided with the valve on going out dirty pipe.
Preferably, the partition plate is provided with a collection hole, and a piston capable of opening and closing the collection hole is arranged below the collection hole.
A method for recovering humic acid by sludge fermentation comprises fermenting raw materials in a fermentation tank, wherein the raw materials comprise sludge and animal viscera.
Preferably, the fermentation process is carried out intermittently between aerobic fermentation and anaerobic fermentation.
The utility model has the following advantages:
according to the equipment for recovering humic acid by sludge fermentation, disclosed by the utility model, the raw material is placed in the fermentation tank for fermentation, the aeration device is opened or closed according to the fermentation condition in the fermentation process, so that the raw material is in a hydrolysis acidification environment, humic acid is generated in the fermentation process of the raw material, and the generated humic acid enters the fermentation tank through the recovery hole, so that the recovery of the humic acid is realized.
The gas storage cavity is arranged below the fermentation tank and can be connected with the gas compression device to store compressed gas in the gas storage cavity. Wherein the gas storage cavity is communicated with the fermentation tank through vent holes, and the ventilation condition in the sludge pile is adjusted by selecting the number, the position and the size of the vent holes.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another embodiment of the present invention.
Fig. 3 is a schematic structural view of an upper chamber and a lower chamber.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment provides a device for recovering humic acid by sludge fermentation, which comprises a fermentation tank 1 and a humic acid recovery tank 2 arranged below the fermentation tank 1, wherein an aeration device is arranged in the fermentation tank 1, and a recovery hole is formed in the bottom of the fermentation tank 1, as shown in figure 1.
The equipment of mud fermentation recovery humic acid in this embodiment, wherein the raw materials is arranged in fermentation tank 1 and is fermented, and aeration equipment is opened or is closed according to the condition of fermentation in the fermentation process for the raw materials is in under the environment of hydrolytic acidification, and there is humic acid to generate in the raw materials fermentation process, and the humic acid that generates gets into fermentation tank 1 through the recovery hole, thereby realizes the recovery to humic acid.
In order to prevent or even reduce the downward movement of the raw materials such as sludge from the recovery holes, a mesh layer, such as a metal mesh, gauze, etc., may be provided at the bottom of the fermentation tank 1.
In this embodiment, the aeration apparatus may include a gas storage chamber 3 and a vent 4 capable of communicating the gas storage chamber 3 with the fermentation tank 1, as shown in fig. 2 to 3.
The gas storage cavity 3 is arranged below the fermentation tank 1, and the gas storage cavity 3 can be connected with a gas compression device to store compressed gas in the gas storage cavity 3. Wherein the gas storage cavity 3 is communicated with the fermentation tank 1 through vent holes, and the ventilation condition in the sludge pile is adjusted by selecting the number, the position and the size of the vent holes 4.
When the pressure for blowing air into the fermentation tank 1 is stopped or the pressure for blowing air into the fermentation tank 1 is low, humic acid in the fermentation tank 1 can enter the gas storage cavity 3 through the vent hole 4, in the embodiment, the recovery hole can be the vent hole 4, or other recovery holes are arranged around the vent hole 4 and outside the gas storage cavity 3.
In this embodiment, a partition plate 5 capable of moving up and down along the gas storage cavity 3 may be disposed in the gas storage cavity 3, the partition plate 5 divides the gas storage cavity 3 into an upper chamber 6 and a lower chamber 7, and a sealing gasket 8 is disposed around the partition plate 5.
The partition 5 may act as a piston to further compress the gas in the upper chamber 6 or to adjust the size of the upper chamber 6 to adjust the inlet velocity and pressure of the inlet means. The lower chamber 7 can be positioned in the humic acid recovery tank 2 or communicated with the humic acid recovery tank 2, and the recovery tank 2 can be open or provided with a cover, and can be selected by a person skilled in the art according to the requirement.
In this embodiment, an expansion link 9 may be disposed in the lower chamber 7, a base of the expansion link 9 is mounted on the bottom surface of the gas storage chamber 3, and an expansion end of the expansion link 9 is connected to the partition plate 5.
The position of the partition plate 5 is adjusted by the extension and contraction of the telescopic rod 9, so that the size of the upper chamber 6 and the pressure of the gas in the upper chamber are adjusted. The telescopic rod 9 can be an electric telescopic rod 9 or an air cylinder or an oil cylinder, and the separating plate 5 can be driven to move repeatedly according to the specified direction.
In this embodiment, the upper surface of the partition plate 5 may be provided with anti-blocking rods 10, the anti-blocking rods 10 correspond to the recovery holes one to one, and the anti-blocking rods 10 are located below the corresponding recovery holes.
The upper surface of division board 5 sets up prevents stifled pole 10, when the distance between division board 5 and the division board is less than the length of preventing stifled pole 10, prevents stifled pole 10 and can insert in vent 4, will block up in vent 4 in the foreign matter pushes back fermentation vat 1.
In this embodiment, the end of the anti-blocking rod 10 may be provided with an airflow adjustment section, and the cross sectional area of the airflow adjustment section gradually increases from top to bottom.
The tail end of the anti-blocking rod 10 is provided with an air flow adjusting section, and along with the fact that the air flow adjusting section continuously extends into the vent hole 4, a gap between the air flow adjusting section and the vent hole 4 is gradually reduced, so that under the condition that the pressure in the upper chamber 6 only slightly changes (the pressure in the upper chamber 6 fluctuates due to the slight movement of the partition plate 5), the movement path of the gas in the sludge is adjusted while the gas outlet rate is adjusted by adjusting the area of the gas outlet gap.
The lower part of the air flow adjusting section can be directly connected to the partition plate 5, and also can be connected to the partition plate 5 through a columnar connecting part, wherein the section of the columnar connecting part is matched with the size of the vent hole 4.
In this embodiment, division board 5 can be the low bucket form high all around in middle part, it is provided with out dirty pipe to go up to be provided with blow off pipe, lateral wall in the cavity 6, the entry setting of blow off pipe is connected with the dredge pump through going out dirty union coupling at division board 5 middle part, export, it is provided with the valve on the dirty pipe to go out.
Normally, the sludge will not fall into the upper chamber 6 because the gas in the vent 4 has an upward pressure. When division board 5 moves down, the inlet pressure that can increase the 6 air inlets of cavity in the normal condition for the pressure in last cavity keeps invariable as far as possible, however, if because the misoperation, the condition of going up 6 pressure decline of cavity can appear, mud can drop to division board 5 through air vent 4 on, this moment, because division board 5 is the slope setting, mud will bounce gradually and fall to the lowest in division board 5 middle part, if this kind of condition takes place, can open getter device, with the mud suction of gathering. When the pressure of the upper chamber 6 is reduced, part of gas or liquid in the fermentation tank 1 can be sucked into the upper chamber 6, the gas or liquid enters the upper chamber 6 from the vent hole 4 and is blown or falls onto the partition plate 5, and sludge on the partition plate 5 can be blown to the lowest point, so that the sludge can be sucked out.
The dust absorption pipe in this embodiment needs to have certain elasticity, can follow the removal of division board 5 and reciprocate, and technical personnel in the field should set up the route that the dust absorption pipe passes through according to the setting condition of preventing stifled pole 10, avoids the dust absorption pipe to obstruct the work of preventing stifled pole 10, when necessary, can tentatively spacing to the part of dust absorption pipe.
In this embodiment, the partition plate 5 may be provided with a collection hole, and a piston 11 capable of opening and closing the collection hole is disposed below the collection hole.
When a certain amount of humic acid is collected in the upper chamber 6, the piston 11 can be opened, the humic acid enters the lower chamber 7 or enters the recovery tank 2 through the lower chamber 7, and then the piston 11 is pushed to close the collection hole. The piston 11 can also be connected in the lower chamber 7 through an air cylinder and the like, and the air cylinder is matched with the telescopic rod 9 to control the opening and closing of the collecting hole.
The embodiment provides a method for recovering humic acid by sludge fermentation, which comprises the step of placing raw materials into a fermentation tank 1 for fermentation, wherein the raw materials comprise sludge and animal viscera.
Animal internal organs are added into the sludge raw material, so that the propagation speed of the strains can be improved, and the fermentation speed is improved.
In this embodiment, the fermentation process may be performed at intervals between aerobic fermentation and anaerobic fermentation, keeping the raw material under hydrolytic acidification conditions.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (7)
1. The equipment for recovering humic acid by sludge fermentation is characterized in that: the fermentation tank is internally provided with an aeration device, and the bottom of the fermentation tank is provided with a recovery hole; the aeration device comprises a gas storage cavity and a vent hole which can be communicated with the gas storage cavity and the fermentation tank.
2. The apparatus for humic acid fermentation recovery of sludge according to claim 1, wherein: the air storage cavity is internally provided with a partition plate capable of moving up and down along the air storage cavity, the partition plate divides the air storage cavity into an upper cavity and a lower cavity, and the periphery of the partition plate is provided with a sealing gasket.
3. The apparatus for humic acid fermentation recovery of sludge according to claim 2, wherein: the lower cavity is internally provided with a telescopic rod, the base of the telescopic rod is arranged on the bottom surface of the gas storage cavity, and the telescopic end of the telescopic rod is connected with the partition plate.
4. The apparatus for humic acid fermentation recovery of sludge according to claim 2, wherein: the upper surface of division board is provided with prevents stifled pole, prevent stifled pole and recovery hole one-to-one, just prevent stifled pole and be located the below that corresponds the recovery hole.
5. The apparatus for humic acid fermentation recovery of sludge according to claim 4, wherein: the anti-blocking rod tail end is provided with the air current regulation section, the cross sectional area of air current regulation section is from last to increasing gradually down.
6. The apparatus for humic acid fermentation recovery of sludge according to claim 2, wherein: the division board is the bucket form that the middle part is low high all around, it is provided with the blow off pipe to be provided with in the epicoele, the lateral wall is provided with out the dirty pipe, the entry setting of blow off pipe is connected with the dredge pump through going out dirty union coupling in division board middle part, export, it is provided with the valve on the dirty pipe to go out.
7. The apparatus for humic acid fermentation recovery of sludge according to claim 2, wherein: the partition plate is provided with a collecting hole, and a piston capable of opening and closing the collecting hole is arranged below the collecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121873239.1U CN215886972U (en) | 2021-08-11 | 2021-08-11 | Equipment for recovering humic acid by sludge fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121873239.1U CN215886972U (en) | 2021-08-11 | 2021-08-11 | Equipment for recovering humic acid by sludge fermentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215886972U true CN215886972U (en) | 2022-02-22 |
Family
ID=80563239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121873239.1U Withdrawn - After Issue CN215886972U (en) | 2021-08-11 | 2021-08-11 | Equipment for recovering humic acid by sludge fermentation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215886972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564019A (en) * | 2021-08-11 | 2021-10-29 | 重庆灏宁生物技术有限公司 | Equipment and method for recovering humic acid by sludge fermentation |
-
2021
- 2021-08-11 CN CN202121873239.1U patent/CN215886972U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564019A (en) * | 2021-08-11 | 2021-10-29 | 重庆灏宁生物技术有限公司 | Equipment and method for recovering humic acid by sludge fermentation |
| CN113564019B (en) * | 2021-08-11 | 2024-04-02 | 重庆灏宁生物技术有限公司 | Equipment and method for recycling humic acid by sludge fermentation |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20220222 Effective date of abandoning: 20240402 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20220222 Effective date of abandoning: 20240402 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |