CN119163647A - Pump head and outdoor water pump with collect function - Google Patents
Pump head and outdoor water pump with collect function Download PDFInfo
- Publication number
- CN119163647A CN119163647A CN202411666639.3A CN202411666639A CN119163647A CN 119163647 A CN119163647 A CN 119163647A CN 202411666639 A CN202411666639 A CN 202411666639A CN 119163647 A CN119163647 A CN 119163647A
- Authority
- CN
- China
- Prior art keywords
- plate
- fixedly connected
- water
- floating
- pump
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/605—Mounting; Assembling; Disassembling specially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of water pumps and discloses a pump head with a collecting function and an outdoor water pump, which comprise a floating plate, wherein the top of the floating plate is fixedly connected with a pump body, the bottom of the floating plate is provided with a water suction pipe which is communicated with a water inlet of the pump body, the bottom of the floating plate is fixedly connected with a baffle net, a garbage collecting assembly comprises sliding rods fixedly connected to two sides outside the baffle net through connecting seats, the outer parts of the sliding rods are connected with the same sliding plate in a sliding manner, the lower parts of the outer sides of the baffle net are rotationally connected with a floating bearing plate through rotating shafts, connecting rods are symmetrically hinged between the floating bearing plate and the sliding plate through hinge pieces, and a first spring is sleeved outside the sliding rods.
Description
Technical Field
The invention belongs to the technical field of water pumps, and particularly relates to a pump head with a collecting function and an outdoor water pump.
Background
The outdoor water pump is water pump equipment specially designed for outdoor environment and is widely applied to the fields of agriculture, gardening, construction sites, drainage systems, industry and the like. Its main function is to extract, transport or lift water, meeting the needs of various water-requiring scenes.
The existing outdoor water pump is generally used by directly placing the water pump in a water body to pump water, and because the garbage and fallen leaves still float in the outdoor water body, the garbage and the fallen leaves are easily sucked into the water pump along with water flow, so that the water pump is easy to damage.
In summary, there is a need for an outdoor water pump that can filter and clean debris and fallen leaves.
Disclosure of Invention
The invention aims to provide a pump head with a collecting function and an outdoor water pump. The device can prevent the pump body from sucking the silt at the bottom of the outdoor water body into the pump body by arranging the pump body on the floating plate, can prevent the garbage floating on the water surface of the outdoor water body and the fallen leaves from being sucked together with water flow into the pump body by arranging the baffle net, further prevents the pump body from being damaged, and the floating bearing plate can also bring the collected garbage and the fallen leaves away from the water body together, so that the purpose of collecting the fallen leaves of the garbage is realized.
The invention solves the problems by adopting the technical scheme that the pump head with the collecting function comprises:
the floating plate is fixedly connected with a pump body at the top, a water pumping pipe is arranged at the bottom of the floating plate and communicated with a water inlet of the pump body, and a blocking net is fixedly connected to the bottom of the floating plate;
The garbage collection assembly comprises a connecting seat, a sliding rod is fixedly connected to the outer side of the blocking net through the connecting seat, a sliding plate is connected to the outer side of the sliding rod in a sliding mode, a floating bearing plate is connected to the outer side of the blocking net in a rotating mode through a rotating shaft, a connecting rod is hinged between the floating bearing plate and the sliding plate through a hinge, and a first spring is sleeved on the outer portion of the sliding rod.
The floating plate is a flat plate structure capable of floating on the water surface, and the top of the floating plate is fixedly connected with a pump body. The floating plate has the main functions of keeping the pump body and the water pumping pipe stably floating on the water surface, ensuring that the water pumping pipe can effectively pump water, avoiding contacting impurities such as silt at the bottom of the water, and simultaneously providing a stable platform for the whole device.
The pump body is fixedly connected to the top of the floating plate and connected to the water pumping pipe through a pipeline, and the main function of the pump body is to pump water, pump the water out of the water pumping pipe through a pumping mechanism and convey the water to a specified position.
The baffle net is fixedly connected around the bottom of the floating plate and is usually made of metal or plastic, and has a certain mesh size. The main function of the baffle net is to filter out larger impurities and prevent the impurities from entering the pumping pipe, thereby protecting the pump body and the pumping pipe from being blocked.
The garbage collection assembly includes a plurality of subassemblies, such as a connecting seat, a slide bar, a slide plate, a floating socket plate, a connecting rod, and a first spring. The whole function is to collect the garbage and sundries in the water body and prevent the garbage and sundries from entering the pumping system.
The further preferable technical scheme is that a filter screen is fixedly connected to the outside of a pipe orifice of the water suction pipe, a rotating rod is rotatably connected to the filter screen and is fixedly connected with an impeller of a pump body in a coaxial mode, a connecting plate is fixedly connected to the rotating rod, and a scraping plate is movably connected to the upper portion of the connecting plate.
Wherein the outside of the nozzle of the pumping tube is equipped with an additional filter screen and a series of cleaning components to enhance the efficiency and anti-clogging capability of the pumping system. The outside fixedly connected with filter screen of mouth of pipe of drinking-water pipe, after being equipped with the filter screen, can effectively filter great impurity, prevent that it from getting into the drinking-water pipe. The filter screen is fixedly connected to the outside of the pipe orifice of the water pumping pipe, is usually made of metal or plastic, and has a certain aperture.
The rotating rod is rotationally connected to the filter screen through a rotating mechanism and is fixedly connected with the impeller of the pump body in a coaxial way. The main function of the rotating rod is to rotate together with the impeller of the pump body. Because it is coaxial fixed connection with the impeller, so when the pump body works, the impeller rotates to drive the rotating rod to rotate synchronously. The connecting plate is fixedly connected to the rotating rod, and the main function of the connecting plate is to serve as a transmission medium to transmit the rotating motion of the rotating rod to the scraping plate. The scraper blade swing joint has certain flexibility and intensity in the top of connecting plate generally, and the main function of scraper blade is through the rotary motion of connecting plate and bull stick, and the impurity and the piece of adhesion on the clearance filter screen prevent that the filter screen from being stopped up, and this design has ensured the long-term validity of filter screen, has promoted whole pumping system's operating efficiency.
The further preferable technical scheme is that the bottom of the scraping plate is fixedly connected with a vertical rod, the vertical rod is in sliding connection with the connecting plate, and a second spring is sleeved outside the vertical rod.
Wherein, the structure of scraper blade is further complicacy, through increasing montant and second spring and come reinforcing scraper blade's cleaning performance and adaptability.
The bottom fixedly connected with montant of scraper blade, montant fixed connection is in the bottom of scraper blade to sliding connection between connecting plate. The main function of the vertical rod is to provide a vertical sliding path for the scraper blade, so that the scraper blade can slide up and down within a certain range when being subjected to external force, and the flexibility of the scraper blade is increased, so that the scraper blade is more effective in cleaning a filter screen.
The second spring is sleeved outside the vertical rod and is located between the vertical rod and the connecting plate, the main function of the second spring is to provide elastic restoring force, and when the scraping plate slides due to impurities or external force on the filter screen, the second spring can be compressed and then release energy to restore the scraping plate and the vertical rod to the initial position. This not only ensures that the blade remains in the optimum cleaning position at all times, but also increases the stability and continuity of the cleaning process.
The further preferable technical scheme is that two ends of the first spring are fixedly connected with the connecting seat and the sliding plate respectively.
The further preferable technical scheme is that the bottom end of the vertical rod is fixedly connected with a limiting plate.
The further preferable technical scheme is that two ends of the second spring are fixedly connected with the scraping plate and the connecting plate respectively.
The further preferable technical scheme is that the scraping plate is abutted against the outer surface of the filter screen.
The further preferable technical scheme is that handles are symmetrically and fixedly connected to the top of the floating plate.
Among other things, handles are typically made of a sturdy, durable, corrosion resistant material, such as stainless steel, aluminum alloy, or high strength plastic. The shape of the handle may be circular, square or other ergonomically designed shape to ensure comfortable and secure grip. The handles are symmetrically fixed on the two sides of the top of the floating plate, so that the stress is uniform and the stability is high when the floating plate is used. The handle is connected to the floating plate by bolts, welding or other fixing means, ensuring its firmness and durability.
The further preferable technical proposal is that the maximum rotation angle of the floating bearing plate is 45 degrees.
The floating bearing plate floats upwards after entering the water body, the maximum rotation angle is 45 degrees, which means that the floating bearing plate can just reach the maximum rotation angle by means of the buoyancy of the floating bearing plate, and garbage and impurities are cleaned off easily when lifted under the angle, so that the cleaning efficiency of the whole system is improved.
An outdoor water pump comprising a pump head with a collecting function as claimed in any one of the preceding claims.
The outdoor water pump is equipment for extracting and conveying water, is generally used for occasions such as agricultural irrigation, garden irrigation and building site water supply, and is combined with the pump head with the collection function, so that the design of the outdoor water pump can resist impurities in natural water more.
In summary, the invention has the following advantages:
1. According to the invention, the pump body is arranged on the floating plate, so that the pump body can be prevented from sucking the sludge at the bottom of the outdoor water body into the pump body, the pump body is effectively prevented from being blocked and damaged, and garbage floating on the water surface of the outdoor water body and fallen leaves can be prevented from being sucked into the pump body along with water flow through the arranged blocking net, so that the pump body is further prevented from being damaged;
2. when the pump body is taken out of water, the water resistance borne by the floating bearing plate is continuously reduced along with the continuous departure of the device from the water, at the moment, under the rebound action of the first spring, the sliding fit between the sliding plate and the sliding rod is realized, the sliding plate, the floating bearing plate and the connecting rod are in hinged fit, and the floating bearing plate and the blocking net are in rotary fit, so that the floating bearing plate can be restored to a horizontal state, thereby being convenient for bringing the collected garbage and fallen leaves away from the water together, and further realizing the purpose of collecting the fallen leaves of the garbage;
3. In the process of sucking the water body through the rotation of the impeller, the rotation of the impeller can also drive the connecting plate to rotate together, and the connecting plate rotates to drive the scraping plate to rotate, so that fine impurities such as algae and suspended matters on the surface of the filter screen can be scraped, and the stable suction of the pump body on the water body is ensured;
4. According to the invention, the scraper can always keep contact with the surface of the filter screen by utilizing the sliding fit between the vertical rod and the connecting plate and the elastic action of the second spring, so that the cleaning effect of the filter screen is effectively prevented from being influenced due to the fact that a gap exists between the scraper and the filter screen due to long-term use abrasion of the scraper.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view showing a bottom perspective structure of the present invention;
fig. 3 is a schematic perspective view of a scraper connecting structure according to the present invention.
In the drawing, the parts represented by the reference numerals comprise 1, a floating plate, 2, a pump body, 3, a water pumping pipe, 4, a blocking net, 5, a handle, 101, a sliding rod, 102, a sliding plate, 103, a floating bearing plate, 104, a connecting rod, 105, a first spring, 201, a filter screen, 202, a rotating rod, 203, a scraping plate, 204, a vertical rod, 205 and a second spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Examples:
referring to fig. 1-3, a pump head with a collecting function and an outdoor water pump of the present embodiment include:
The floating plate 1, the top fixedly connected with pump body 2 of floating plate 1, the bottom of floating plate 1 is provided with drinking-water pipe 3 and drinking-water pipe 3 is linked together with the water inlet of pump body 2, all around the bottom of floating plate 1 all fixedly connected with keeps off net 4. The floating plate 1 is used as a basic structure, and the top of the floating plate is fixedly connected with a pump body 2 for providing support and functions. The pump body 2 is connected with the water pumping pipe 3 through a water inlet thereof and is responsible for pumping water. The water suction pipe 3 extends from the bottom of the floating plate 1 and is connected to the water inlet of the pump body 2 to ensure smooth water flow. The baffle net 4 is fixedly connected to the periphery of the bottom of the floating plate 1, plays roles in protection and collection, and prevents sundries from entering the water pumping pipe.
The garbage collection assembly comprises four groups of sliding rods 101 which are symmetrically and fixedly connected to two sides of the outside of the baffle net 4 through connecting seats, the same sliding plate 102 is connected to the outside of the two groups of sliding rods 101 on the same side in a sliding manner, and the bearing plate 103 is symmetrically and rotatably connected to the lower portion of the outside of the baffle net 4 through a rotating shaft. The receiving plate 103 is disposed at the lower outer side of the screen 4, and is rotatably connected by a rotation shaft, so as to be rotatable as needed to receive the collected garbage. The connecting seat 105 connects the sliding rod 101 with the blocking net 4, so that the installation of the sliding rod is more stable. The material of the floating plate 1 and the receiving plate 103 should have a density smaller than that of water, such as foam, wood, metal plate with cavities, etc.
A connecting rod 104 is symmetrically hinged between the bearing plate 103 and the same side sliding plate 102 through a hinge piece, a first spring 105 is sleeved outside the sliding rod 101, two ends of the first spring 105 are fixedly connected with the connecting seat and the sliding plate 102 respectively, and the maximum rotation angle of the bearing plate 103 is 45 degrees. The bearing plate 103 is symmetrically hinged with the connecting rod 104 through the hinge, so that the rotation function of the bearing plate can be realized, and the bearing plate is allowed to be adjusted at a certain angle during use. The sliding plate 102 is slidably connected with the outer parts of the two groups of sliding rods of the sliding rod 101, and can be connected with the bearing plate 103 through the connecting rod 104 during sliding, so that an integral angle adjusting mechanism is formed. The slide bar 101 is externally sleeved with a first spring 105, and two ends of the spring are fixedly connected with the connecting seat and the slide plate 102 respectively. The function of the first spring is to provide resilient support so that the slide plate 102 can spring back to the lowermost end so that the receiving plate 103 is flat.
The outside fixedly connected with filter screen 201 of mouth of pipe of drinking-water pipe 3, rotate on the filter screen 201 and be connected with bull stick 202 and coaxial fixed connection between bull stick 202 and the impeller of pump body 2, fixedly connected with connecting plate on the bull stick 202, the top swing joint of connecting plate has scraper blade 203, the bottom symmetry fixedly connected with montant 204 of scraper blade 203 and sliding connection between montant 204 and the connecting plate, the outside cover of montant 204 is equipped with second spring 205, the both ends of second spring 205 respectively with scraper blade 203 and connecting plate fixed connection, the length size of scraper blade 203 is unanimous with the radius size of filter screen 201. The outside of the pipe orifice of the water pumping pipe 3 is fixedly connected with a filter screen 201 for filtering impurities in water. The rotating rod 202 is connected to the filter screen 201 through rotation and is fixedly connected with the impeller of the pump body 2 coaxially, and the rotation of the rotating rod drives the scraping plate 203 when the pump body works. The connecting plate is fixedly connected to the rotating rod 202 and serves as a supporting structure of the scraping plate 203. The scraper 203 is movably connected above the connecting plate, has a length consistent with the radius of the filter screen 201, and can contact with the outer surface of the filter screen for cleaning the filter screen. The vertical rods 204 are symmetrically and fixedly connected to the bottom of the scraping plate 203, and are in sliding connection with the connecting plate, so that the scraping plate 203 is allowed to move up and down. The second spring 205 is sleeved outside the vertical rod 204, and two ends of the second spring are fixedly connected with the scraping plate 203 and the connecting plate respectively, so that elastic support is provided, and the scraping plate is ensured to be in close contact with the surface of the filter screen when the filter screen is cleaned. The scraper 203 contacts with the outer surface of the filter screen 201, so that the surface of the filter screen 201 is convenient to clean thoroughly, and the bottom end of the vertical rod 204 is fixedly connected with a limiting plate, so that the vertical rod 204 can be prevented from being separated from the connecting plate. Limiting plate fixed connection prevents to take place to break away from between montant 204 and the connecting plate in the bottom of montant 204, ensures stability and the security of system.
The pump head with the collecting function and the outdoor water pump in the embodiment of the application have the implementation principle that: when the pump body 2 is used, the pump body 2 is placed in a water body, the bearing plate 103 can rotate upwards due to the resistance action of the water body in the placing process, the pump body 2 can float on the water surface by utilizing the floating action of the floating plate 1, so that the pump body 2 can be prevented from sucking silt at the bottom of an outdoor water body into the pump body 2, the pump body 2 is effectively prevented from being blocked and damaged, the suction of the water body can be realized by starting the pump body 2, garbage leaves floating on the water surface can approach to the device, garbage floating on the water surface can be prevented from being sucked into the pump body 2 along with water flow through the arranged baffle net 4, the pump body 2 is further prevented from being damaged, the connecting plate can be driven to rotate together by the rotation of the impeller in the process of sucking the water body through the rotation of the impeller, and the scraper 203 is driven to rotate by the rotation of the connecting plate, so that the fine impurities such as algae and suspended matters on the surface of the filter screen 201 can be scraped, thereby ensuring the stable suction of the pump body 2 to the water body, simultaneously, the elastic action of the second spring 205 can keep the scraper 203 in contact with the surface of the filter screen 201 all the time by utilizing the sliding fit between the vertical rod 204 and the connecting plate, thereby effectively preventing the influence on the cleaning effect of the filter screen 201 caused by the clearance between the scraper 203 and the filter screen 201 due to the long-term use abrasion of the scraper 203, when the pump body 2 is taken out from the water, the water body resistance of the bearing plate 103 is continuously reduced along with the continuous leaving of the device, at the moment, under the rebound action of the first spring 105, the sliding fit between the sliding plate 102 and the sliding rod 101, and the hinged fit between the sliding plate 102 and the bearing plate 103 and the connecting rod 104, under the running fit between the bearing plate 103 and the baffle net 4, the bearing plate 103 can be restored to a horizontal state, so that the collected garbage and fallen leaves are conveniently carried away from a water body together, and the purpose of collecting the fallen leaves of the garbage is achieved.
In addition, the floating plate is further improved in that handles 5 are symmetrically and fixedly connected to the top of the floating plate 1, so that the pump body 2 can be conveniently taken out of an outdoor water body.
Furthermore, wherever possible, the same or similar reference numbers are used in the drawings and the description to refer to the same or like parts or steps. The drawings are presented in simplified form and are not drawn to precise scale. For convenience and clarity only, directional terms, such as top, bottom, left, right, upward, above, below, rear and front, may be used with respect to the accompanying drawings. These and similar directional terms should not be construed to limit the scope of the disclosure in any way.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411666639.3A CN119163647A (en) | 2024-11-21 | 2024-11-21 | Pump head and outdoor water pump with collect function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411666639.3A CN119163647A (en) | 2024-11-21 | 2024-11-21 | Pump head and outdoor water pump with collect function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN119163647A true CN119163647A (en) | 2024-12-20 |
Family
ID=93882009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411666639.3A Withdrawn CN119163647A (en) | 2024-11-21 | 2024-11-21 | Pump head and outdoor water pump with collect function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN119163647A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057366A (en) * | 1976-02-02 | 1977-11-08 | Niemann Fred T | Portable water evacuator |
| JPH08119191A (en) * | 1994-10-27 | 1996-05-14 | Yoji Nagano | Floating matter collecting device |
| FR2893336A1 (en) * | 2005-11-14 | 2007-05-18 | Bernard Reyboz | AUTONOMOUS DEVICE FOR RECOVERING FLOATING POLLUTION AT THE SURFACE OF WATER HYDROCARBONS IN PARTICULAR |
| KR101804111B1 (en) * | 2017-03-30 | 2017-12-04 | 주식회사 가나엔텍 | a Water treatment system including pump |
| CN210714960U (en) * | 2019-09-24 | 2020-06-09 | 中国建筑第八工程局有限公司 | Slurry pumping device |
| CN112657827A (en) * | 2020-12-11 | 2021-04-16 | 安徽轩广水利工程有限公司 | Building municipal water utilization environmental protection rubbish cleaning device |
| CN114438984A (en) * | 2022-03-03 | 2022-05-06 | 北京工商大学 | Water surface floating garbage collecting device |
| CN219195791U (en) * | 2022-08-01 | 2023-06-16 | 余富超 | Water conservancy construction drainage device |
| CN219366338U (en) * | 2023-04-17 | 2023-07-18 | 郑州市神龙泵业有限公司 | Self-cleaning mixed flow pump |
| CN117684529A (en) * | 2023-10-31 | 2024-03-12 | 杨浩 | Collecting device for cleaning river channel garbage |
| CN221195123U (en) * | 2023-11-21 | 2024-06-21 | 山西兰花同宝煤业有限公司 | Pit drainage device for coal mining of coal mine |
-
2024
- 2024-11-21 CN CN202411666639.3A patent/CN119163647A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057366A (en) * | 1976-02-02 | 1977-11-08 | Niemann Fred T | Portable water evacuator |
| JPH08119191A (en) * | 1994-10-27 | 1996-05-14 | Yoji Nagano | Floating matter collecting device |
| FR2893336A1 (en) * | 2005-11-14 | 2007-05-18 | Bernard Reyboz | AUTONOMOUS DEVICE FOR RECOVERING FLOATING POLLUTION AT THE SURFACE OF WATER HYDROCARBONS IN PARTICULAR |
| KR101804111B1 (en) * | 2017-03-30 | 2017-12-04 | 주식회사 가나엔텍 | a Water treatment system including pump |
| CN210714960U (en) * | 2019-09-24 | 2020-06-09 | 中国建筑第八工程局有限公司 | Slurry pumping device |
| CN112657827A (en) * | 2020-12-11 | 2021-04-16 | 安徽轩广水利工程有限公司 | Building municipal water utilization environmental protection rubbish cleaning device |
| CN114438984A (en) * | 2022-03-03 | 2022-05-06 | 北京工商大学 | Water surface floating garbage collecting device |
| CN219195791U (en) * | 2022-08-01 | 2023-06-16 | 余富超 | Water conservancy construction drainage device |
| CN219366338U (en) * | 2023-04-17 | 2023-07-18 | 郑州市神龙泵业有限公司 | Self-cleaning mixed flow pump |
| CN117684529A (en) * | 2023-10-31 | 2024-03-12 | 杨浩 | Collecting device for cleaning river channel garbage |
| CN221195123U (en) * | 2023-11-21 | 2024-06-21 | 山西兰花同宝煤业有限公司 | Pit drainage device for coal mining of coal mine |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20241220 |