CN117329133A - Stainless steel coaxial centrifugal pump - Google Patents
Stainless steel coaxial centrifugal pump Download PDFInfo
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- CN117329133A CN117329133A CN202311171820.2A CN202311171820A CN117329133A CN 117329133 A CN117329133 A CN 117329133A CN 202311171820 A CN202311171820 A CN 202311171820A CN 117329133 A CN117329133 A CN 117329133A
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- Prior art keywords
- water
- centrifugal pump
- pipe
- water pipe
- water inlet
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 24
- 239000010935 stainless steel Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 220
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000012535 impurity Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 7
- 208000034699 Vitreous floaters Diseases 0.000 abstract description 6
- 238000005086 pumping Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 18
- 239000002699 waste material Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage 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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of pumping, in particular to a stainless steel coaxial centrifugal pump, which comprises a centrifugal pump, wherein a water inlet of the centrifugal pump is provided with a impurity-removing water inlet mechanism, the impurity-removing water inlet mechanism comprises a water inlet three-way pipe, one channel of the water inlet three-way pipe is fixedly arranged at the end part of the water inlet of the centrifugal pump, the other two channels of the water inlet three-way pipe are respectively provided with a first three-way pipe and a second three-way valve, and a second electric valve is fixedly arranged between the water inlet three-way pipe and the first three-way pipe. The invention uses two filter plates and a water quality detection unit, wherein the first filter plate is responsible for filtering, the water quality detection unit is responsible for detecting the filtered water, the second filter plate is standby, large particles and floaters are prevented from entering the centrifugal pump, and after the filter plates are replaced, the flow direction is turned around, so that the filtering value of the filter plates can be ensured to be completely utilized, and the service life of the centrifugal pump is not influenced.
Description
Technical Field
The invention relates to the technical field of pumping, in particular to a stainless steel coaxial centrifugal pump.
Background
The pump is an energy supply mechanism for liquid transportation, and is mainly applied to the transportation field of chemical liquid medicine or waste liquid in the industries of printed circuit boards, semiconductors, surface treatment, medical treatment, foods, chemical industry and the like, and the waste liquid is taken as an example, and contains large-particle sundries or some floaters.
The common upgrading mode is to install the filter plate at the water inlet of the pump, and then filter large-particle sundries and floaters, but this mode has certain defects:
firstly, the replacement problem of the filter plate, if the filter plate adopts a mode of periodic replacement, the filter plate still has a certain service life when the filter plate is replaced, the replacement can increase the filtering cost and waste resources at the moment, and the filter plate can lose the filtering function when the filter plate is replaced, so that part of large particles or floaters pass through the filter plate before the replacement, and the pump is damaged, and the service life of the pump is reduced.
Secondly, large particles or floaters in the waste liquid can gather on the upper layer and the lower layer of the waste liquid under the action of gravity, and for a fixed filter plate, the filtering strength of the upper layer and the lower layer of the filter plate is increased, namely, the service life consumption speeds of the filter plates at different positions are different, the whole filtering efficiency of the filter plate can be influenced, the waste liquid of the waste liquid conveying pipe is not necessarily conveyed in a full caliber mode, namely, the waste liquid does not need to cover the whole pipeline, when the quantity of the waste liquid is small or the conveying pressure is insufficient, the situation is more easy to happen, and when the situation happens, the filter plate positioned on the upper layer basically does not participate in filtering, so the residual service life difference of the filter plate at different positions is larger, and the whole filtering efficiency of the filter plate is more influenced.
Disclosure of Invention
To above-mentioned problem, this application provides a coaxial centrifugal pump of stainless steel, solves the filter that pump and filter direct combination appear and changes the cycle and be difficult to control to and the not good problem of filter effect.
The technical scheme of the invention is as follows:
the stainless steel coaxial centrifugal pump comprises a centrifugal pump, wherein a water inlet of the centrifugal pump is provided with a impurity removal water inlet mechanism;
the impurity removal water inlet mechanism comprises a water inlet three-way pipe, one channel of the water inlet three-way pipe is fixedly arranged at the water inlet end part of the centrifugal pump, the other two channels of the water inlet three-way pipe are respectively provided with a first three-way pipe and a second three-way valve, a second electric valve is fixedly arranged between the water inlet three-way pipe and the first three-way pipe, a third electric valve is fixedly arranged between the water inlet three-way pipe and the second three-way valve, the channel end parts of the first three-way pipe and the second three-way valve, which face the same direction, are respectively fixedly provided with a second water pipe and a first water pipe, the end parts of the second water pipe, which are far away from the water inlet three-way pipe, are fixedly communicated together, and the channel end parts of the first three-way pipe and the second three-way valve, which are far away from each other, are respectively fixedly provided with a first electric valve and a fourth electric valve;
the top of the communicating water pipe is fixedly provided with a water quality detection unit for detecting water quality in a penetrating way;
the second water pipe and the first water pipe are internally provided with filter plates for filtering impurities in water.
Further, the water quality detection unit is electrically connected with the first electric valve, the second electric valve, the third electric valve and the fourth electric valve, and a detection part of the water quality detection unit is positioned at a lower position inside the communicating water pipe.
Further, first warning light is installed at the top of the second water pipe, second warning light is installed at the top of the first water pipe, and the second warning light, the first warning light and the water quality detection unit are electrically connected.
Further, the end part of the first electric valve, which is far away from the first three-way pipe, is communicated with an external water storage device through a water pipe, and the end part of the fourth electric valve, which is far away from the second three-way valve, is communicated with the external water storage device through a water pipe.
Furthermore, a plurality of fixing frames are fixedly arranged on the outer sides of the second water pipe and the first water pipe, and the bottoms of the fixing frames are fixedly arranged on the ground through bolts.
Further, rotary filter mechanisms are arranged in the middle of the second water pipe and the middle of the first water pipe, each rotary filter mechanism comprises a lower bin cover, the lower bin covers are embedded and arranged in the middle of the first water pipe, two ends of each lower bin cover are fixedly provided with lower extension plates, the top of each lower bin cover is provided with an upper bin cover, two ends of each upper bin cover are fixedly provided with upper extension plates, and the lower extension plates are fixedly connected with the upper extension plates through bolts.
Further, rubber pads are embedded and installed at the contact positions of the lower extension plate and the upper extension plate, and rubber pads are embedded and installed at the contact positions of the upper bin cover and the lower bin cover.
Further, fixed ring is installed to first water pipe inboard fixed mounting, and fixed ring middle part rotates and installs the transmission shaft, and the one end fixed mounting who keeps away from the three-way pipe of intaking of transmission shaft has the impeller, and transmission shaft other end fixed mounting has a plurality of gangbars, and the one end fixed mounting that the gangbar is close to the filter has magnet.
Further, the fixed casing in the filter outside is attached to the magnet, and the iron block is embedded and installed at the position where the fixed casing in the filter outside is attached to the magnet.
The beneficial effects of the invention are as follows:
(1) The invention relates to a stainless steel coaxial centrifugal pump, which adopts a impurity removal water inlet mechanism, is provided with a filter plate, can filter liquid entering the centrifugal pump, prevents large particles and floaters from entering the centrifugal pump and influencing the service life of the centrifugal pump, and is different from the prior filtering, wherein the stainless steel coaxial centrifugal pump adopts two filter plates and a water quality detection unit;
moreover, after the warning light flashes, a worker can select the replacement time according to the actual production condition, if a large amount of water still remains in the external water storage device to be conveyed, the filter plate is immediately stopped for replacement, if the water remains in the external water storage device, the worker can select to continue to extract, because the second filter plate can finish the subsequent filtering work, the damage to the centrifugal pump is avoided, and after all the water is conveyed, the filter plate is replaced, so that the practicability of the invention is enhanced.
(2) The stainless steel coaxial centrifugal pump adopts the impeller, when water flows through the impeller, part of kinetic energy of water absorbed by the impeller starts to rotate, and the impeller is linked to drive the filter plates to rotate, so that all positions of the filter plates rotate continuously, if the water in the pipeline does not cover the whole pipeline, the upper layer of the static filter plates cannot be used at the moment, the waste of the filter plates is caused, the rotating filter plates can filter the water at all positions of the filter plates, impurities in the water flow are distributed in the water flow in a dispersed manner under the stirring action of the impeller, layering phenomenon caused by gravity is reduced, the filtering tasks are further distributed to all positions of the filter plates uniformly, and the utilization rate of the filter plates is further improved.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of a stainless steel coaxial centrifugal pump provided by the invention;
FIG. 2 is a schematic diagram of the connection of a impurity removal water inlet mechanism of a stainless steel coaxial centrifugal pump;
FIG. 3 is a schematic diagram of internal parts of a impurity removal water inlet mechanism of a stainless steel coaxial centrifugal pump;
FIG. 4 is an enlarged view at A of FIG. 3;
FIG. 5 is a schematic diagram of a rotary filter mechanism connection for a stainless steel coaxial centrifugal pump according to the present invention;
fig. 6 is a schematic diagram of the structure of the upper bin cover of the stainless steel coaxial centrifugal pump.
In the figure: 1. centrifugal pumping; 2. impurity removal water inlet mechanism; 21. a first electrically operated valve; 22. a second electrically operated valve; 23. a first tee; 24. a third electrically operated valve; 25. a fourth electrically operated valve; 26. a second three-way valve; 27. a fixing frame; 28. a water quality detection unit; 29. a water inlet three-way pipe; 210. a first water pipe; 211. a second water pipe; 212. a communicating water pipe; 213. a filter plate; 214. a second warning lamp; 215. a first warning light; 3. a rotary filter mechanism; 31. a bin cover; 32. an impeller; 33. a transmission shaft; 34. a fixing ring; 35. a linkage rod; 36. a magnet; 37. a lower bin cover; 38. a lower epitaxial plate; 39. and (3) an upper epitaxial plate.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present invention, but is not intended to limit the present invention.
As shown in fig. 1-6, the embodiment of the invention provides a stainless steel coaxial centrifugal pump, which comprises a centrifugal pump 1, wherein a water inlet of the centrifugal pump 1 is provided with a impurity removal water inlet mechanism 2 for filtering liquid entering the centrifugal pump 1, so as to prevent large particles and suspended matters from entering the centrifugal pump 1 and influencing the service life of the centrifugal pump 1;
the impurity removal water inlet mechanism 2 comprises a water inlet three-way pipe 29, one channel of the water inlet three-way pipe 29 is fixedly arranged at the water inlet end part of the centrifugal pump 1, the other two channels of the water inlet three-way pipe 29 are respectively provided with a first three-way pipe 23 and a second three-way valve 26, a second electric valve 22 is fixedly arranged between the water inlet three-way pipe 29 and the first three-way pipe 23, a third electric valve 24 is fixedly arranged between the water inlet three-way pipe 29 and the second three-way valve 26, the channel end parts of the first three-way pipe 23 and the second three-way valve 26, which face towards each other, are respectively fixedly provided with a second water pipe 211 and a first water pipe 210, the end parts of the second water pipe 211 and the first water pipe 210, which are far away from the water inlet three-way pipe 29, are fixedly communicated with each other, and the channel end parts of the first three-way pipe 23 and the second three-way valve 26, which are far away from each other, are respectively fixedly provided with a first electric valve 21 and a fourth electric valve 25;
in this embodiment, the actuating moment of the electric valve is greater than that of the common valve, the opening and closing speed of the electric valve can be adjusted, the structure is simple, the maintenance is easy, the electric valve can be used for controlling the flow of various types of fluids such as air, water, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and the electric valve is a relatively mature prior art, and is not described in detail herein.
The top of the communication water pipe 212 is fixedly provided with a water quality detection unit 28 for detecting water quality in a penetrating way, a detection component of the water quality detection unit 28 is positioned at a lower position inside the communication water pipe 212, and the water quality detection unit 28 is electrically connected with the first electric valve 21, the second electric valve 22, the third electric valve 24 and the fourth electric valve 25;
in this embodiment, the liquid in the communicating water pipe 212 is not necessarily in a full-coverage state at any time and any moment, so the detection component of the water quality detection unit 28 is installed below to ensure that the liquid in the communicating water pipe 212 is detected;
the water quality detecting unit 28 is used for detecting the turbidity of water, for example, detecting the content of particulate matters in water, and the more mature prior art has an online water quality detector, which is widely used in industries such as swimming pools, aquaculture, and enterprise sewage detection, and the like, and will not be described again.
The second water pipe 211 and the first water pipe 210 are provided with filter plates 213 for filtering impurities in water.
Specifically, the end portion, far away from the first three-way pipe 23, of the first electrically operated valve 21 is communicated with an external water storage device through a water pipe, and the end portion, far away from the second three-way valve 26, of the fourth electrically operated valve 25 is communicated with the external water storage device through a water pipe.
In this embodiment, the centrifugal pump 1 is started, the first electric valve 21 and the third electric valve 24 are opened, the second electric valve 22 and the fourth electric valve 25 are closed, water in the external water storage device sequentially passes through the water pipe, the first electric valve 21, the first three-way pipe 23, the second water pipe 211, the communicating water pipe 212, the first water pipe 210, the second three-way valve 26, the third electric valve 24 and the water inlet three-way pipe 29, then enters the centrifugal pump 1 from the water inlet of the centrifugal pump 1, the water quality detection unit 28 detects water filtered by the filter plate 213 in the second water pipe 211, if the content of certain substances exceeds the set standard, it is indicated that the filtering effect of the filter plate 213 in the second water pipe 211 is abnormal at this time, the unfiltered water does not threaten the centrifugal pump 1, because the water quality detection unit 28 sends an electric signal to the data processor through the filter plate 213 in the first water pipe 210, the data processor sends an electric signal to the first electric valve 21, the second electric valve 22, the third electric valve 24, the fourth electric valve 25 and the first warning lamp 215, and the two working staff flash at this time:
firstly, the operator can immediately pause the centrifugal pump 1, take out and replace the filter plate 213 in the second water pipe 211, at the moment, the first electric valve 21 and the third electric valve 24 are closed, the second electric valve 22 and the fourth electric valve 25 are opened, the centrifugal pump 1 is started again, and water in the external water storage device sequentially passes through the water pipe, the fourth electric valve 25, the second three-way valve 26, the first water pipe 210, the communicating water pipe 212, the second water pipe 211, the second electric valve 22 and the water inlet three-way pipe 29, and then enters the centrifugal pump 1 from the water inlet of the centrifugal pump 1.
Secondly, if there is little water left in the external water storage device, the operator can select to continue to extract, because the filter plate 213 in the first water pipe 210 can complete the subsequent filtering operation, the centrifugal pump 1 will not be damaged, and after all the water is conveyed, the filter plate 213 is replaced by the method, so that the practicability of the invention is enhanced.
Specifically, the top of the second water pipe 211 is fixedly provided with a first warning lamp 215, the top of the first water pipe 210 is fixedly provided with a second warning lamp 214, and the second warning lamp 214 and the first warning lamp 215 are electrically connected with the water quality detection unit 28.
In this embodiment, the water quality detecting unit 28 detects the water filtered by the filter plate 213 inside the second water pipe 211, if it is detected that the content of some substances exceeds the set standard, which indicates that the filtering effect of the filter plate 213 inside the second water pipe 211 is abnormal and needs to be replaced, the water quality detecting unit 28 sends an electrical signal to the data processor, the data processor sends an electrical signal to the first warning lamp 215, the first warning lamp 215 blinks, and the filter plate 213 at the position of the worker is prompted to be replaced.
Specifically, the outer sides of the second water pipe 211 and the first water pipe 210 are fixedly provided with a plurality of fixing frames 27, and the bottoms of the fixing frames 27 are fixedly arranged on the ground through bolts so as to ensure the stable operation of each part of the invention.
Specifically, the rotary filtering mechanism 3 is installed in the middle of the second water pipe 211 and the middle of the first water pipe 210, the rotary filtering mechanism 3 includes a lower bin cover 37, the lower bin cover 37 is installed in the middle of the first water pipe 210 in an embedded manner, the two ends of the lower bin cover 37 are fixedly provided with a lower extension plate 38, the top of the lower bin cover 37 is provided with an upper bin cover 31, the two ends of the upper bin cover 31 are fixedly provided with an upper extension plate 39, and the lower extension plate 38 is fixedly connected with the upper extension plate 39 through bolts.
Specifically, the contact position of the lower extension plate 38 and the upper extension plate 39 is embedded with a rubber pad, and the contact position of the upper bin cover 31 and the lower bin cover 37 is embedded with a rubber pad, so that the sealing performance of liquid conveying is improved, and overflow is prevented.
Specifically, a fixed ring 34 is fixedly installed on the inner side of the first water pipe 210, a transmission shaft 33 is rotatably installed in the middle of the fixed ring 34, an impeller 32 is fixedly installed at one end, far away from the water inlet three-way pipe 29, of the transmission shaft 33, and is used for absorbing kinetic energy of liquid and converting the kinetic energy into mechanical energy of the liquid, namely, the liquid is rotated, a plurality of linkage rods 35 are fixedly installed at the other end of the transmission shaft 33, and a magnet 36 is fixedly installed at one end, close to the filter plate 213, of the linkage rods 35.
Specifically, the fixed casing in the outside of the filter plate 213 is attached to the magnet 36, and the iron block is embedded and installed at the attachment position of the fixed casing in the outside of the filter plate 213 and the magnet 36, so that the suction force between the magnet 36 and the filter plate 213 is increased, and the filter plate 213 rotates more stably.
In this embodiment, when water flows through the impeller 32, part of kinetic energy of water absorbed by the impeller 32 starts to rotate, the impeller 32 rotates to drive the transmission shaft 33, the linkage rod 35 and the magnet 36 to rotate, and because of the attraction between the magnet 36 and the fixed shell outside the filter plate 213 and the attraction between the magnet 36 and the iron block embedded in the fixed shell outside the filter plate 213, the magnet 36 drives the filter plate 213 to rotate, so that each position of the filter plate 213 continuously rotates, if water in the pipeline does not cover the whole pipeline, the upper layer of the stationary filter plate 213 cannot be used, and further waste of the filter plate 213 is caused, impurities in the water flow are distributed in the water flow more dispersedly under the stirring action of the impeller 32, layering phenomenon caused by gravity is reduced, and the filtering task is further uniformly distributed to each position of the filter plate 213, so that the utilization rate of the filter plate 213 is improved.
The specific working mode is as follows:
starting the centrifugal pump 1, at this time, the first electric valve 21 and the third electric valve 24 are opened, the second electric valve 22 and the fourth electric valve 25 are closed, water in the external water storage device sequentially passes through the water pipe, the first electric valve 21, the first three-way pipe 23, the second water pipe 211, the communicating water pipe 212, the first water pipe 210, the second three-way valve 26, the third electric valve 24 and the water inlet three-way pipe 29, then enters the centrifugal pump 1 from the water inlet of the centrifugal pump 1, the water quality detection unit 28 detects water filtered by the filter plate 213 in the second water pipe 211, if the content of certain substances detected exceeds a set standard, the filter effect of the filter plate 213 in the second water pipe 211 is abnormal, the water which meets the standards does not need to be replaced, and the unfiltered water does not threaten the centrifugal pump 1 because the water still passes through the filter plate 213 in the first water pipe 210, the water quality detection unit 28 sends an electric signal to a data processor, the data processor sends the electric signal to the first electric valve 21, the second electric valve 22, the third electric valve 24, the fourth electric valve 25 and the first warning lamp 215, and a first staff have two types of flashing treatment modes:
firstly, a worker can immediately pause the centrifugal pump 1, then detach and take down the upper bin cover 31 on the second water pipe 211, take out and replace the filter plate 213 in the second water pipe 211, then assemble and reset the upper bin cover 31 on the second water pipe 211, at the moment, the first electric valve 21 and the third electric valve 24 are closed, the second electric valve 22 and the fourth electric valve 25 are opened, the centrifugal pump 1 is started again, and water in the external water storage device sequentially passes through the water pipe, the fourth electric valve 25, the second three-way valve 26, the first water pipe 210, the communicating water pipe 212, the second water pipe 211, the second electric valve 22 and the water inlet three-way pipe 29, and then enters the centrifugal pump 1 from the water inlet of the centrifugal pump 1.
Secondly, if there is little water left in the external water storage device, the operator can select to continue to extract, because the filter plate 213 in the first water pipe 210 can complete the subsequent filtering operation, the centrifugal pump 1 will not be damaged, and after all the water is conveyed, the filter plate 213 is replaced by the method, so that the practicability of the invention is enhanced.
When water flows through the impeller 32, the impeller 32 starts to rotate by absorbing part of kinetic energy of the water, the impeller 32 rotates to drive the transmission shaft 33, the linkage rod 35 and the magnet 36 to rotate, and the magnet 36 drives the filter plates 213 to rotate due to the attraction between the magnet 36 and the fixed shell outside the filter plates 213 and the attraction between the magnet 36 and the iron block embedded in the fixed shell outside the filter plates 213, so that each position of the filter plates 213 continuously rotates.
Finally, it should be noted that: the foregoing description is only of the preferred embodiments of the invention and is not intended to limit the scope of the invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Stainless steel coaxial centrifugal pump, including centrifugal pump (1), its characterized in that: a water inlet of the centrifugal pump (1) is provided with a impurity removal water inlet mechanism (2);
the impurity removal water inlet mechanism (2) comprises a water inlet three-way pipe (29), one channel of the water inlet three-way pipe (29) is fixedly arranged at the water inlet end part of the centrifugal pump (1), the other two channels of the water inlet three-way pipe (29) are respectively provided with a first three-way pipe (23) and a second three-way valve (26), a second electric valve (22) is fixedly arranged between the water inlet three-way pipe (29) and the first three-way pipe (23), a third electric valve (24) is fixedly arranged between the water inlet three-way pipe (29) and the second three-way valve (26), the channel end parts of the first three-way pipe (23) and the second three-way valve (26) which are in the same direction are respectively fixedly provided with a second water pipe (211) and a first water pipe (210), the end parts of the second water pipe (211) far away from the water inlet three-way pipe (29) are fixedly communicated together, and the channel end parts of the first three-way pipe (23) and the second three-way valve (26) which are far away from each other are fixedly provided with a first electric valve (21) and a fourth electric valve (25);
a water quality detection unit (28) for detecting water quality is fixedly arranged at the top of the communicating water pipe (212) in a penetrating way;
the second water pipe (211) and the first water pipe (210) are internally provided with filter plates (213) for filtering impurities in water.
2. A stainless steel coaxial centrifugal pump according to claim 1, wherein: the water quality detection unit (28) is electrically connected with the first electric valve (21), the second electric valve (22), the third electric valve (24) and the fourth electric valve (25), and a detection part of the water quality detection unit (28) is positioned at a lower position at the inner side of the communicating water pipe (212).
3. A stainless steel coaxial centrifugal pump according to claim 1, wherein: the first warning lamp (215) is fixedly arranged at the top of the second water pipe (211), the second warning lamp (214) is fixedly arranged at the top of the first water pipe (210), and the second warning lamp (214), the first warning lamp (215) and the water quality detection unit (28) are electrically connected.
4. A stainless steel coaxial centrifugal pump according to claim 1, wherein: the end part of the first electric valve (21) far away from the first three-way pipe (23) is communicated with an external water storage device through a water pipe, and the end part of the fourth electric valve (25) far away from the second three-way valve (26) is communicated with the external water storage device through a water pipe.
5. A stainless steel coaxial centrifugal pump according to claim 1, wherein: a plurality of fixing frames (27) are fixedly arranged on the outer sides of the second water pipe (211) and the first water pipe (210), and the bottoms of the fixing frames (27) are fixedly arranged on the ground through bolts.
6. A stainless steel coaxial centrifugal pump according to claim 1, wherein: the rotary filter mechanism (3) is installed at the middle parts of the second water pipe (211) and the first water pipe (210), the rotary filter mechanism (3) comprises a lower bin cover (37), the lower bin cover (37) is installed at the middle part of the first water pipe (210) in an embedded mode, lower extension plates (38) are fixedly installed at two ends of the lower bin cover (37), an upper bin cover (31) is installed at the top of the lower bin cover (37), an upper extension plate (39) is fixedly installed at two ends of the upper bin cover (31), and the lower extension plates (38) are fixedly connected with the upper extension plates (39) through bolts.
7. A stainless steel coaxial centrifugal pump according to claim 6, wherein: the rubber pad is embedded and installed at the contact position of the lower extension plate (38) and the upper extension plate (39), and the rubber pad is embedded and installed at the contact position of the upper bin cover (31) and the lower bin cover (37).
8. A stainless steel coaxial centrifugal pump according to claim 1, wherein: the inside fixed ring (34) that installs of first water pipe (210), fixed ring (34) middle part rotation installs transmission shaft (33), and one end fixed mounting that transmission shaft (33) kept away from three-way pipe (29) of intaking has impeller (32), and the other end fixed mounting of transmission shaft (33) has a plurality of gangbars (35), and one end fixed mounting that is close to filter (213) of gangbar (35) has magnet (36).
9. A stainless steel coaxial centrifugal pump according to claim 8, wherein: the fixed casing in the outside of filter (213) is laminated with magnet (36) and is installed, and the fixed casing in the outside of filter (213) inlays and installs the iron plate with magnet (36) laminating department mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311171820.2A CN117329133A (en) | 2023-09-12 | 2023-09-12 | Stainless steel coaxial centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311171820.2A CN117329133A (en) | 2023-09-12 | 2023-09-12 | Stainless steel coaxial centrifugal pump |
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| Publication Number | Publication Date |
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| CN117329133A true CN117329133A (en) | 2024-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311171820.2A Pending CN117329133A (en) | 2023-09-12 | 2023-09-12 | Stainless steel coaxial centrifugal pump |
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| Country | Link |
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| CN (1) | CN117329133A (en) |
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