CN218890243U - Automatic water quality filtering device for freshwater fish culture pond - Google Patents
Automatic water quality filtering device for freshwater fish culture pond Download PDFInfo
- Publication number
- CN218890243U CN218890243U CN202223064697.8U CN202223064697U CN218890243U CN 218890243 U CN218890243 U CN 218890243U CN 202223064697 U CN202223064697 U CN 202223064697U CN 218890243 U CN218890243 U CN 218890243U
- Authority
- CN
- China
- Prior art keywords
- water
- box
- water pump
- freshwater fish
- fish culture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses an automatic water quality filtering device for a freshwater fish culture pond, which comprises a bottom plate, wherein a first filter plate is fixedly arranged at the top of an inner cavity of a box body, a collecting box is detachably arranged between opposite sides of two fixed plates, and a driving assembly is fixedly arranged in the inner cavity of a protective shell. According to the utility model, through the design of the first filter plate and the groove, water entering the box body filters the water through the first filter plate, the water can continuously drop downwards, impurities in the water can be blocked by the first filter plate, the first filter plate is in an inclined state, so that the impurities on the first filter plate roll towards the direction of the groove, the water filtered by the first filter plate drops at the bottom of the inner cavity of the box body through the design of the protective shell and the driving assembly, the driving assembly is started, and the driving assembly can perform secondary filtration on the water at the bottom of the inner cavity of the box body when in use, so that the water can be filtered better.
Description
Technical Field
The utility model belongs to the technical field of freshwater fish culture, and particularly relates to an automatic water quality filtering device for a freshwater fish culture pond.
Background
Freshwater fish, in a broad sense, refers to fish that can live in fresh water with salinity of three thousandths, and in a narrow sense, refers to fish that must be in the fresh water domain for all life, such as juvenile or adult stages, in the middle of their life history.
For example, application number: the utility model provides a CN202220019576.2 automatic water quality filtering device for a freshwater fish culture pond, which comprises a square culture pond, wherein sliding ports are formed in two symmetrical sides of the square culture pond, the sliding ports are in sliding connection with a driving device, the side surface of the driving device is connected with a moving track, the top of the driving device is connected with a lifting part, a groove is formed in the middle of the top surface of the top of the moving track, a rotating screw rod is arranged in the groove, the end part of the rotating screw rod is connected with the driving device, a moving block is connected onto the rotating screw rod, and the moving block is detachably connected with the filtering device so as to solve the technical problems that the filtering device of the current pond is fixed in one place and has poor purifying effect.
Based on the retrieval of the patent and the discovery of the equipment in the prior art, the equipment can automatically filter the water quality of the freshwater fish culture pond when in use, but only performs single filtration through a filter screen, has low filtration effect on the water quality, and has no method to well remove the residual impurities in the water quality, thereby reducing the working efficiency and having low practicability.
The automatic water quality filtering device for the freshwater fish culture pond can filter the water quality of the freshwater fish culture pond for a plurality of times, has a good water quality filtering effect, and can well remove impurities remained in the water quality, so that the working efficiency is improved, and the practicability is high.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides the automatic water quality filtering device for the freshwater fish culture pond, which has the advantages that the filtering effect on the water quality is good, and residual impurities in the water quality can be well removed, so that the working efficiency is improved, the practicability is high, the problems that the existing automatic water quality filtering device for the freshwater fish culture pond only performs single filtering through a filter screen, the filtering effect on the water quality is low, and the residual impurities in the water quality cannot be well removed, so that the working efficiency is reduced, and the practicability is low are solved.
The utility model discloses an automatic water quality filtering device for a freshwater fish culture pond, which comprises a bottom plate, wherein a box body is fixedly arranged at the top of the bottom plate, a pond main body is arranged at the left side of the front side of the box body, a first water pump is fixedly arranged at the left side of the rear side of the top of the box body, a first water inlet pipe is communicated with the left side of the first water pump, the left side of the first water inlet pipe penetrates through an inner cavity of the pond main body, a first water outlet pipe is communicated with the right side of the first water pump, the top of the first water outlet pipe penetrates through the inner cavity of the box body, a first filter plate is fixedly arranged at the top of the inner cavity of the box body, a groove is formed in the front side of the box body, fixing plates are fixedly arranged at two sides of the front side of the box body, a collecting box is detachably arranged between two opposite sides of the fixing plates, a protective shell is fixedly arranged at the bottom of the rear side of the box body, a driving assembly is fixedly arranged in the inner cavity of the protective shell, a second water pump is fixedly arranged at the left side of the front side of the top of the bottom of the box body, a second water outlet pipe penetrates through the inner cavity of the bottom of the box body, a second water inlet pipe is communicated with the right side of the first water outlet pipe, the second water pipe penetrates through the inner cavity of the bottom of the pond body, the second water inlet pipe penetrates through the front side of the box body.
As the preferable mode of the utility model, the driving assembly comprises a motor, the motor is fixedly arranged on the front side of the right side of the inner cavity of the protective shell, a first synchronous wheel is fixedly arranged on the output shaft of the motor, a second synchronous wheel is arranged on the left side of the first synchronous wheel, and a belt is connected between the first synchronous wheel and the second synchronous wheel in a transmission way.
As the preferable mode of the utility model, the front side of the first synchronous wheel and the inner cavity of the second synchronous wheel are fixedly provided with rotating rods, and the surfaces of the two rotating rods are fixedly provided with second filter plates.
As the preferable mode of the utility model, the rear side of the surface of the motor is sleeved with the limiting ring, and the rear side of the limiting ring is fixedly connected with the inner cavity of the protective shell.
As the preferable mode of the utility model, the left side of the front side of the top of the bottom plate is fixedly provided with two first limiting blocks, and one side of the two first limiting blocks opposite to each other is fixedly connected with a second water pump.
As the preferable mode of the utility model, two second limiting blocks are fixedly arranged on the left side of the rear side of the top of the box body, and one side of the two second limiting blocks opposite to each other is fixedly connected with the first water pump.
As the preferable mode of the utility model, slots are formed on one side of the two opposite fixing plates, and clamping blocks are fixedly arranged on two sides of the collecting box.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the device is supported through the design of the bottom plate, the freshwater fish is cultured through the design of the pond main body, the design of the box body, the first water pump, the first water inlet pipe and the first water outlet pipe is adopted, water in the pond main body enters the first water pump through the first water inlet pipe, water in the first water pump enters the top of the inner cavity of the box body through the first water outlet pipe, water entering the box body is filtered through the first filter plate and the design of the groove, water can continuously drop downwards, impurities in the water can be blocked by the first filter plate, the first filter plate is in an inclined state, impurities on the first filter plate roll towards the groove direction, impurities filtered by the first filter plate are collected through the design of the fixing plate and the collecting box, the water filtered by the first filter plate falls to the bottom of the inner cavity of the box body through the design of the protective shell and the driving assembly, the driving assembly is started, the water at the bottom of the inner cavity of the box body can be filtered again when the driving assembly is used, and accordingly water can be filtered better, the water can enter the second water through the second filter plate and the second water pump and the second water inlet pipe is filtered through the second filter plate, and the second water can enter the second water outlet pipe and the second water inlet pipe automatically enters the inner water pump.
2. According to the utility model, through the design of the motor, the first synchronous wheel, the belt and the second synchronous wheel, the motor is started, and the motor drives the first synchronous wheel to rotate when rotating, because the second synchronous wheel is connected with the first synchronous wheel through the belt in a transmission way, the second synchronous wheel is driven to rotate when rotating.
3. According to the utility model, through the design of the rotating rod and the second filter plate, the rotating rod is fixedly arranged on the first synchronous wheel and the second synchronous wheel, the rotating rod is driven to rotate when the first synchronous wheel and the second synchronous wheel rotate, and the second filter plate is arranged on the rotating rod and rotates along with the rotation of the rotating rod, so that the water flow in the box body is filtered secondarily.
4. According to the utility model, through the design of the limiting ring, the motor is fixed through the limiting ring when in use, and the motor cannot shake when in use, so that the stability of the motor when in use is improved.
5. According to the utility model, through the design of the first limiting block, one end of the first limiting block is fixedly arranged on the second water pump, and the bottom of the first limiting block is fixedly arranged on the bottom plate, so that the second water pump and the bottom plate are firmer when being fixed.
6. According to the utility model, through the design of the second limiting block, one end of the second limiting block is fixedly arranged on the first water pump, and the bottom of the second limiting block is fixedly arranged on the box body, so that the first water pump and the box body are more firm when being fixed.
7. According to the utility model, through the design of the slot and the clamping block, the clamping block is fixedly arranged on the collecting box, so that the collecting box is more convenient to detach.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;
FIG. 2 is a side cross-sectional view provided by an embodiment of the present utility model;
FIG. 3 is a front view of a collection box provided by an embodiment of the present utility model;
fig. 4 is a front view of a drive assembly provided by an embodiment of the present utility model.
In the figure: 1. a bottom plate; 2. a case; 3. a pond body; 4. a first water pump; 5. a first water inlet pipe; 6. a first water outlet pipe; 7. a first filter plate; 8. a groove; 9. a fixing plate; 10. a collection box; 11. a protective shell; 12. a drive assembly; 1201. a motor; 1202. a first synchronizing wheel; 1203. a belt; 1204. a second synchronizing wheel; 1205. a rotating lever; 1206. a second filter plate; 1207. a limiting ring; 13. a second water pump; 14. a second water inlet pipe; 15. a second water outlet pipe; 16. a first limiting block; 17. a second limiting block; 18. a slot; 19. and (5) clamping blocks.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The construction of the present utility model will be described in detail with reference to the accompanying drawings
As shown in fig. 1 to 4, the automatic filtering device for water quality of a freshwater fish culture pond provided by the embodiment of the utility model comprises a bottom plate 1, wherein a box body 2 is fixedly arranged at the top of the bottom plate 1, a pond main body 3 is arranged at the left side of the box body 2, a first water pump 4 is fixedly arranged at the left side of the rear side of the top of the box body 2, a first water inlet pipe 5 is communicated with the left side of the first water pump 4, the left side of the first water inlet pipe 5 penetrates into an inner cavity of the pond main body 3, a first water outlet pipe 6 is communicated with the right side of the first water pump 4, the top of the first water outlet pipe 6 penetrates into the inner cavity of the box body 2, a first filter plate 7 is fixedly arranged at the top of the inner cavity of the box body 2, a groove 8 is formed in the front side of the box body 2, fixing plates 9 are fixedly arranged at both sides of the front side of the box body 2, a collecting box 10 is detachably arranged between the opposite sides of the two fixing plates 9, a protective shell 11 is fixedly arranged at the bottom of the rear side of the box body 2, a driving assembly 12 is fixedly arranged in the inner cavity of the protective shell 11, a second water pump 13 is fixedly arranged at the left side of the front side of the top of the bottom plate 1, the second water pump 13 is communicated with the inner cavity of the second water inlet pipe 14 penetrates into the inner cavity 15 which penetrates into the front of the second water inlet pipe 2, and penetrates into the inner cavity 15 at the front side of the second water inlet pipe 2, and penetrates into the front side of the inner cavity 15.
Referring to fig. 2 and 4, the driving assembly 12 includes a motor 1201, the motor 1201 is fixedly installed at a front side of a right side of an inner cavity of the protective housing 11, an output shaft of the motor 1201 is fixedly installed with a first synchronizing wheel 1202, a second synchronizing wheel 1204 is installed at a left side of the first synchronizing wheel 1202, and a belt 1203 is drivingly connected between the first synchronizing wheel 1202 and the second synchronizing wheel 1204.
The scheme is adopted: according to the utility model, through the design of the motor 1201, the first synchronous wheel 1202, the belt 1203 and the second synchronous wheel 1204, the motor 1201 is started, and the motor 1201 drives the first synchronous wheel 1202 to rotate when rotating, because the second synchronous wheel 1204 and the first synchronous wheel 1202 are in transmission connection through the belt 1203, the first synchronous wheel 1202 can drive the second synchronous wheel 1204 to rotate when rotating.
Referring to fig. 2 and 4, both the front side of the first synchronizing wheel 1202 and the inner cavity of the second synchronizing wheel 1204 are fixedly mounted with rotating rods 1205, and both surfaces of the rotating rods 1205 are fixedly mounted with a second filter plate 1206.
The scheme is adopted: according to the utility model, through the design of the rotating rod 1205 and the second filter plate 1206, the rotating rod 1205 is fixedly arranged on the first synchronizing wheel 1202 and the second synchronizing wheel 1204, the rotating rod 1205 is driven to rotate when the first synchronizing wheel 1202 and the second synchronizing wheel 1204 rotate, and the second filter plate 1206 is arranged on the rotating rod 1205 and rotates along with the rotation of the rotating rod 1205, so that the water flow in the box body 2 is filtered for the second time.
Referring to fig. 2 and 4, a limiting ring 1207 is sleeved on the rear side of the surface of the motor 1201, and the rear side of the limiting ring 1207 is fixedly connected with the inner cavity of the protective shell 11.
The scheme is adopted: according to the utility model, through the design of the limiting ring 1207, the motor 1201 is fixed through the limiting ring 1207 when in use, and the motor 1201 cannot shake when in use, so that the stability of the motor 1201 when in use is increased.
Referring to fig. 1 and 2, two first limiting blocks 16 are fixedly installed on the left side of the front side of the top of the bottom plate 1, and one side, opposite to the two first limiting blocks 16, is fixedly connected with the second water pump 13.
The scheme is adopted: according to the utility model, through the design of the first limiting block 16, one end of the first limiting block 16 is fixedly arranged on the second water pump 13, and the bottom of the first limiting block is fixedly arranged on the bottom plate 1, so that the second water pump 13 and the bottom plate 1 are more firm when being fixed.
Referring to fig. 1 and 2, two second limiting blocks 17 are fixedly installed on the left side of the rear side of the top of the box body 2, and one side, opposite to the two second limiting blocks 17, is fixedly connected with the first water pump 4.
The scheme is adopted: according to the utility model, through the design of the second limiting block 17, one end of the second limiting block 17 is fixedly arranged on the first water pump 4, and the bottom of the second limiting block is fixedly arranged on the box body 2, so that the first water pump 4 and the box body 2 are more firm when being fixed.
Referring to fig. 3, slots 18 are formed on opposite sides of the two fixing plates 9, and clamping blocks 19 are fixedly mounted on both sides of the collecting box 10.
The scheme is adopted: according to the utility model, through the design of the slot 18 and the clamping block 19, the clamping block 19 is fixedly arranged on the collecting box 10, so that the collecting box 10 is more convenient to detach.
The working principle of the utility model is as follows:
when using, breed freshwater fish through pond main part 3, the water of pond main part 3 the inside enters into first water pump 4 the inside through first inlet tube 5, the water of the inside entering into box 2 inner chamber of first water pump 4 through first outlet pipe 6, enter into the inside water of box 2 and filter water through first filter 7, water can continue to drop downwards, the impurity of water the inside can be blocked by first filter 7, first filter 7 is the slope state, impurity above the first filter 7 can roll to recess 8 direction, collect first filter 7 filterable impurity through collecting box 10, the water after being filtered by first filter 7 falls in the bottom of box 2 inner chamber, start motor 1201, motor 1201 drives first synchronizing wheel 1202 when rotating, because second synchronizing wheel 1204 and first synchronizing wheel 1202 are through belt 1203 transmission connection, can drive second synchronizing wheel 1204 and also rotate when making first synchronizing wheel 1202 rotate, the dwang is fixed mounting in first synchronizing wheel 1202 and second synchronizing wheel 7, impurity can roll to recess 8 direction, the impurity through collecting box 10 is collected to the filtered impurity of first filter 7, the water after being filtered by first filter 7 falls in the bottom of box 2 inner chamber, start motor 1201, motor 1201 drives first synchronizing wheel 1202 rotates when rotating, second synchronizing wheel 1204 and second synchronizing wheel 1202 rotates through belt 1203, can drive second synchronizing wheel 1204, the inside water inlet tube 13 rotates, the inside can be rotated by the second filter rod is rotated to the inside the second filter 3, and can be rotated by the inside the filter rod is rotated to the inside the filter 3.
To sum up: this freshwater fish culture pond quality of water automatic filtration device, through bottom plate 1, box 2, pond main part 3, first water pump 4, first inlet tube 5, first outlet pipe 6, first filter 7, recess 8, fixed plate 9, collecting box 10, protective housing 11, actuating assembly 12, motor 1201, first synchronizing wheel 1202, belt 1203, second synchronizing wheel 1204, dwang 1205, second filter 1206, spacing ring 1207, second water pump 13, second inlet tube 14, second outlet pipe 15, first stopper 16, second stopper 17, slot 18 and fixture block 19's cooperation is used, the effect of filtering water quality is low only through the filter screen single filtration, no method carries out fine cleaing away to the impurity that remains in the quality of water, thereby work efficiency is reduced, the low practicality's problem of current freshwater fish culture pond quality of water automatic filtration device has been solved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a freshwater fish culture pond quality of water automatic filtration device, includes bottom plate (1), its characterized in that: the utility model discloses a water pump, including bottom plate (1), pond main part (3) are installed at the top fixed mounting of bottom plate (1), pond main part (3) are installed in the left side of box (2), the left side fixed mounting of box (2) top rear side has first water pump (4), the left side intercommunication of first water pump (4) has first inlet tube (5), the left side of first inlet tube (5) runs through to the inner chamber of pond main part (3), the right side intercommunication of first water pump (4) has first outlet pipe (6), the top of first outlet pipe (6) runs through to the inner chamber of box (2), the top fixed mounting of box (2) has first filter (7), the front side of box (2) is seted up flutedly (8), the both sides of box (2) front side are all fixed mounting fixed plate (9), and demountable installation has collecting box (10) between the opposite one side of two fixed plate (9), the bottom fixed mounting of box (2) rear side has protective housing (11), the top of first water pump (12) runs through to the inner chamber (14) of box (2), the bottom of second side (14) is installed to the front side of second water pump (14), the left side of second water pump (13) communicates there is second outlet pipe (15), the front side of second outlet pipe (15) runs through to the inner chamber of pond main part (3).
2. The automatic water quality filtering device for freshwater fish culture pond according to claim 1, wherein: the driving assembly (12) comprises a motor (1201), the motor (1201) is fixedly arranged on the front side of the right side of the inner cavity of the protective shell (11), a first synchronous wheel (1202) is fixedly arranged on an output shaft of the motor (1201), a second synchronous wheel (1204) is arranged on the left side of the first synchronous wheel (1202), and a belt (1203) is connected between the first synchronous wheel (1202) and the second synchronous wheel (1204) in a transmission mode.
3. An automatic water quality filtering device for a freshwater fish culture pond as recited in claim 2, wherein: the front side of the first synchronous wheel (1202) and the inner cavity of the second synchronous wheel (1204) are fixedly provided with rotating rods (1205), and the surfaces of the two rotating rods (1205) are fixedly provided with second filter plates (1206).
4. An automatic water quality filtering device for a freshwater fish culture pond as recited in claim 2, wherein: and a limiting ring (1207) is sleeved on the rear side of the surface of the motor (1201), and the rear side of the limiting ring (1207) is fixedly connected with the inner cavity of the protective shell (11).
5. The automatic water quality filtering device for freshwater fish culture pond according to claim 1, wherein: two first limiting blocks (16) are fixedly arranged on the left side of the front side of the top of the bottom plate (1), and one side, opposite to the two first limiting blocks (16), of the bottom plate is fixedly connected with a second water pump (13).
6. The automatic water quality filtering device for freshwater fish culture pond according to claim 1, wherein: two second limiting blocks (17) are fixedly arranged on the left side of the rear side of the top of the box body (2), and one side, opposite to the two second limiting blocks (17), of the box body is fixedly connected with the first water pump (4).
7. The automatic water quality filtering device for freshwater fish culture pond according to claim 1, wherein: slots (18) are formed in one side, opposite to the two fixing plates (9), of the collecting box (10), and clamping blocks (19) are fixedly mounted on two sides of the collecting box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223064697.8U CN218890243U (en) | 2022-11-18 | 2022-11-18 | Automatic water quality filtering device for freshwater fish culture pond |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223064697.8U CN218890243U (en) | 2022-11-18 | 2022-11-18 | Automatic water quality filtering device for freshwater fish culture pond |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218890243U true CN218890243U (en) | 2023-04-21 |
Family
ID=86001445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202223064697.8U Active CN218890243U (en) | 2022-11-18 | 2022-11-18 | Automatic water quality filtering device for freshwater fish culture pond |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218890243U (en) |
-
2022
- 2022-11-18 CN CN202223064697.8U patent/CN218890243U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210473253U (en) | Separation and purification device for alkaloid extraction | |
CN218890243U (en) | Automatic water quality filtering device for freshwater fish culture pond | |
CN215742893U (en) | Reverse osmosis membrane module for sewage treatment | |
CN212327566U (en) | Filter equipment for sea water desalination | |
CN219630767U (en) | Anti-blocking filter device for sewage treatment | |
CN111039458B (en) | Ecological prosthetic devices in plateau lake fishery waters | |
CN210528602U (en) | Precision filtering device of circulating water tank | |
CN116036720A (en) | Solid-liquid separation device for mariculture tail water | |
CN216662682U (en) | Be used for sewage flocculation treatment device | |
CN218572894U (en) | Sewage treatment equipment with high-efficient desilting function | |
CN219546753U (en) | High-efficient circulation filtering mechanism of view water body | |
CN219149342U (en) | Novel add magnetism and add sand high-efficient sedimentation tank | |
CN221535778U (en) | Filter equipment for sewage treatment | |
CN220779389U (en) | Purification tank device for rural domestic sewage treatment | |
CN221254244U (en) | High-efficient solid-liquid separation biological filter | |
CN218572926U (en) | High-efficient sewage filter equipment | |
CN221333558U (en) | Ultrafiltration equipment for industrial wastewater treatment and recovery | |
CN220779316U (en) | Separable reactor | |
CN219333472U (en) | Multiple filter equipment | |
CN218604616U (en) | Crayfish breeding pond adopting water body purification device | |
CN217605830U (en) | Prevent water quality testing device for sewage treatment of stifled | |
CN217092406U (en) | Preliminary filtering device for petroleum admixture impurities for petroleum processing | |
CN218901139U (en) | Water purifier | |
CN217698244U (en) | Rotation type industrial sewage treatment equipment | |
CN214801774U (en) | Energy-saving fish tank |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |