CN216407193U - Novel energy-saving centrifugal pump - Google Patents
Novel energy-saving centrifugal pump Download PDFInfo
- Publication number
- CN216407193U CN216407193U CN202121861670.4U CN202121861670U CN216407193U CN 216407193 U CN216407193 U CN 216407193U CN 202121861670 U CN202121861670 U CN 202121861670U CN 216407193 U CN216407193 U CN 216407193U
- Authority
- CN
- China
- Prior art keywords
- pump body
- fixedly connected
- rotating shaft
- center
- transmission rotating
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a novel energy-saving centrifugal pump, and relates to the field of centrifugal pumps; the water pump comprises a bottom plate and a backflow preventing assembly, wherein a pump body is fixedly connected to the upper surface of the left side of the bottom plate, a motor is fixedly connected to the upper surface of the right side of the bottom plate, a coupler is mounted at the output end of the left side of the motor, a transmission rotating shaft is mounted at the center of the left side of the coupler, a water inlet pipe is fixedly connected to the center of the left side of the pump body, a water outlet pipe is vertically and upwardly fixedly connected to the right side of the upper end of the pump body, a seal box is fixedly connected to the center of the right side of the pump body, and the left end of the transmission rotating shaft penetrates through the right side of the seal box and is movably connected with the right side of the seal box; the utility model has the beneficial effects that: can avoid water backward flow under the action of gravity when the centrifugal pump starts, cause the waste of the electric power energy, can avoid aquatic impurity to get into the pump body simultaneously, avoid impurity adhesion in the pump body and the transmission pivot linking department for the centrifugal pump produces wearing and tearing during the operation.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to a novel energy-saving centrifugal pump.
Background
Centrifugal pumps are devices that exert centrifugal force on a liquid by rotation of an impeller and pressurize the liquid by the centrifugal force to achieve the effect of transporting the liquid. Present multi-purpose pressurized water of centrifugal pump and carry to high-rise building, therefore the outlet pipe of centrifugal pump is mostly perpendicular upward structure, when beginning to use the centrifugal pump, water gets into the pump body inside through the inlet tube, it is rotatory to drive the impeller by the motor, it is not full of the pump body completely to make water, before the liquid inside has the hydraulic pressure effort in the pump body, can fall reentrant pump body under the action of gravity behind the water entering outlet pipe of impeller acceleration's transport, need repressurization of centrifugal pump, it deals with this condition to need extravagant certain electric power when making the centrifugal pump start, and there may be impurity in the aquatic of the current centrifugal pump input pump body, in case impurity gets into the pump body adhesion when pump body and transmission pivot linking department, very easily cause the wearing and tearing of centrifugal pump.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel energy-saving centrifugal pump, which can prevent water from flowing back under the action of gravity when the centrifugal pump is started to cause waste of electric energy, and can prevent impurities in water from entering a pump body and being adhered to the joint of the pump body and a transmission rotating shaft to cause abrasion during the operation of the centrifugal pump.
In order to achieve the purpose, the utility model adopts the following technical scheme: a novel energy-saving centrifugal pump comprises a bottom plate and an anti-backflow component, wherein a pump body is fixedly connected to the upper surface of the left side of the bottom plate, a motor is fixedly connected to the upper surface of the right side of the bottom plate, a coupler is installed at the output end of the left side face of the motor, a transmission rotating shaft is installed at the center of the left side face of the coupler, a water inlet pipe is fixedly connected to the center of the left side face of the pump body, a water outlet pipe is vertically and upwardly fixedly connected to the right side of the upper end of the pump body, a seal box is fixedly connected to the center of the right side face of the pump body, the left end of the transmission rotating shaft penetrates through the right side face of the seal box and is movably connected with the right side face of the seal box, the transmission rotating shaft sequentially penetrates through the centers of the seal box, the pump body and the center of the inner cavity of the water inlet pipe, a seal ring is arranged in the seal box, the transmission rotating shaft penetrates through the center of the seal ring and is fixedly connected with the seal ring, and the outer side face of the seal ring is slidably connected with the inner wall of the seal box, a plurality of impeller components are transversely arranged in the pump body;
the impeller assembly comprises impeller discs and a plurality of blades, the blades are arranged on the left side surface of each impeller disc in a surrounding mode, and the transmission rotating shaft penetrates through the center of each impeller disc and is welded and fixed with the centers of the impeller discs;
a filter screen is arranged in the water inlet pipe, sliding grooves are formed in the upper end and the lower end of the interior of the water inlet pipe, the side surfaces of the upper end and the lower end of the filter screen are respectively connected with the inner walls of the two sliding grooves in a sliding manner, a pair of first springs are arranged in each sliding groove, the two first springs are respectively positioned at the left end and the right end of the sliding groove, the outer ends of the two first springs are respectively fixedly connected with the left side and the right side of the sliding groove, the inner ends of the two first springs are respectively fixedly connected with the left side and the right side of the filter screen, the transmission rotating shaft penetrates through the center of the filter screen and is movably connected with the filter screen, and a crushing cutter set is arranged at the left end of the transmission rotating shaft;
the backflow prevention assembly is located inside the water outlet pipe and comprises a stop block, a moving block, a fixed cylinder, a sleeve, a limiting rod, a second spring and a fixed plate, the fixed plate is located at the upper end of the stop block, the limiting rod is fixedly connected to the upper surface of the moving block, the limiting rod penetrates through the bottom surface of the fixed plate and is in sliding connection with the bottom surface of the fixed plate, the fixed cylinder is fixedly connected to the bottom surface of the fixed plate, the sleeve is fixedly connected to the upper surface of the moving block, the sleeve is sleeved with the fixed cylinder, and the second spring is sleeved on the outer side surface of the limiting rod.
Preferably, the pump body passes through the external water supply equipment of inlet tube, the pump body passes through the external water receiving equipment of outlet pipe, the pump body with the seal box communicates each other.
Preferably, the transmission rotating shaft is parallel to the upper surface of the bottom plate.
Preferably, a plurality of through holes are uniformly formed in the side surface of the blade.
Preferably, a through hole is formed in the center of the stop block, and the bottom surface of the moving block is in sliding connection with the upper surface of the stop block.
Preferably, the surface of the fixing plate is provided with a plurality of through holes in a surrounding manner.
Compared with the prior art, the utility model has the following beneficial effects:
water is injected into the impeller assemblies through the water inlet pipe, the motor provides rotating power for the impeller assemblies, the impeller assemblies perform circular motion by taking the transmission rotating shaft as the shaft, meanwhile, the crushing cutter set arranged at the left end of the transmission rotating shaft performs circular motion by taking the transmission rotating shaft as the shaft, the water can stir and crush impurities in the water during entering the water inlet pipe, a sealing ring arranged in the water inlet pipe can filter most of the impurities, the effect of preventing the impurities in the water from entering a pump body is achieved, the sealing ring arranged in the sealing box can prevent the water from entering the sealing box, meanwhile, the joint of the transmission rotating shaft and the sealing box is kept dry, the contact between the water and the joint of the transmission rotating shaft and the sealing box is avoided, the effect of preventing the transmission rotating shaft and the centrifugal pump from being abraded is achieved, the water conveyed upwards under the action of centrifugal force applied by the impeller assemblies enters through holes formed in the stop blocks, and simultaneously pushes away moving blocks, under the thrust effect, the restriction lever upwards slides, and the second spring contracts, and after water passed through dog and movable block, the second spring kick-backed promoted the movable block and fell down and plug the through-hole that the dog was seted up, and water can fall under the action of gravity after centrifugal force upward movement a period, goes up the structure and can avoid water to get into the pump body once more under the action of gravity, plays the extravagant effect of electric power when the centrifugal pump starts.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a perspective view of the impeller assembly of the present invention;
FIG. 4 is a partially enlarged structural view of the present invention A;
FIG. 5 is a schematic view of a partially enlarged structure of the present invention B.
The labels in the figure are: the device comprises a bottom plate 1, a pump body 2, a motor 3, a coupler 4, a seal box 5, a transmission rotating shaft 6, a seal ring 7, a water inlet pipe 8, a sliding groove 81, a first spring 82, a water outlet pipe 9, an impeller assembly 10, an impeller disc 1001, blades 1002, a crushing cutter set 11, a filter screen 12, a stop block 13, a moving block 14, a fixed cylinder 15, a sleeve 1501, a limiting rod 16, a second spring 1601, a fixed plate 17 and a through hole 1701.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.
Please refer to fig. 1 to 5:
a novel energy-saving centrifugal pump comprises a bottom plate 1 and an anti-backflow component, wherein the upper surface of the left side of the bottom plate 1 is fixedly connected with a pump body 2, the upper surface of the right side of the bottom plate 1 is fixedly connected with a motor 3, the output end of the left side surface of the motor 3 is provided with a coupler 4, the center of the left side surface of the coupler 4 is provided with a transmission rotating shaft 6, the center of the left side surface of the pump body 2 is fixedly connected with a water inlet pipe 8, the right side of the upper end of the pump body 2 is vertically and upwards fixedly connected with a water outlet pipe 9, the center of the right side surface of the pump body 2 is fixedly connected with a seal box 5, the left end of the transmission rotating shaft 6 passes through the right side surface of the seal box 5 and is movably connected with the right side surface of the seal box 5, the transmission rotating shaft 6 sequentially passes through the center of inner cavities of the seal box 5, the pump body 2 and the water inlet pipe 8, a seal ring 7 is arranged in the seal box 5, the transmission rotating shaft 6 passes through the center of the seal ring 7 and is fixedly connected with the seal ring 7, the outer side surface of the seal ring is slidably connected with the inner wall of the seal box 5, a plurality of impeller components 10 are transversely arranged in the pump body 2;
the impeller assembly 10 comprises impeller discs 1001 and a plurality of blades 1002, the blades 1002 are arranged on the left side surfaces of the impeller discs 1001 in a surrounding mode, and the transmission rotating shaft 6 penetrates through the center of each impeller disc 1001 and is welded and fixed with the centers of the impeller discs 1001;
a filter screen 12 is arranged in the water inlet pipe 8, sliding grooves 81 are formed in the upper end and the lower end of the interior of the water inlet pipe 8, the side faces of the upper end and the lower end of the filter screen 12 are respectively connected with the inner walls of the two sliding grooves 81 in a sliding manner, a pair of first springs 82 are arranged in each sliding groove 81, the two first springs 82 are respectively positioned at the left end and the right end of the sliding groove 81, the outer ends of the two first springs 82 are respectively fixedly connected with the left side and the right side of the interior of the sliding groove 81, the inner ends of the two first springs 82 are respectively fixedly connected with the left side and the right side of the filter screen 12, a transmission rotating shaft 6 penetrates through the center of the filter screen 12 and is movably connected with the filter screen 12, and a crushing cutter set 11 is arranged at the left end of the transmission rotating shaft 6;
the backflow preventing assembly is positioned inside the water outlet pipe 9 and consists of a stop block 13, a moving block 14, a fixed cylinder 15, a sleeve 1501, a limiting rod 16, a second spring 1601 and a fixed plate 17, the fixed plate 17 is positioned at the upper end of the stop block 13, the limiting rod 16 is fixedly connected to the upper surface of the moving block 14, the limiting rod 16 penetrates through the bottom surface of the fixed plate 17 and is in sliding connection with the bottom surface of the fixed plate 17, the fixed cylinder 15 is fixedly connected to the bottom surface of the fixed plate 17, the sleeve 1501 is fixedly connected to the upper surface of the moving block 14, the sleeve 1501 is sleeved with the fixed cylinder 15, and the second spring 1601 is sleeved on the outer side surface of the limiting rod 16;
the pump body 2 is externally connected with a water supply device through a water inlet pipe 8, the pump body 2 is externally connected with a water receiving device through a water outlet pipe 9, and the pump body 2 is communicated with the seal box 5; the transmission rotating shaft 6 is parallel to the upper surface of the bottom plate 1; a plurality of through holes are uniformly formed in the side surface of the blade 1002; a through hole is formed in the center of the stop block 13, and the bottom surface of the moving block 14 is in sliding connection with the upper surface of the stop block 13; the surface of the fixing plate 17 is surrounded by a plurality of through holes 1701.
The external water supply equipment of the water inlet pipe 8 is opened, water is injected into the pump body 2 through the water inlet pipe 8, the motor 3 is simultaneously opened, the impeller assembly 10 and the crushing cutter set 11 are driven to rotate through the coupler 4 and the transmission rotating shaft 6, impurities contained in the water passing through the water inlet pipe 8 can be crushed by the crushing cutter set 11, the impurities in the water are filtered through the filter screen 12, meanwhile, the water can impact the filter screen 12, a pair of first springs 82 arranged in the sliding groove 81 can buffer the impact on the filter screen 12, the effect of protecting the filter screen 12 is achieved, the structure can filter the water entering the pump body 2, the impurities are prevented from entering the pump body 2, after the water enters the pump body 2, the seal ring 7 can isolate the water in the pump body 2 from the seal box 5, the connection position of the transmission rotating shaft 6 and the seal box 5 is kept dry, the transmission rotating shaft 6 drives the side surface of the seal ring 7 to slide with the inner wall of the seal box 5, the sealing ring 7 is heated and expanded to further enhance the sealing performance of the sealing ring 7, the joint of the transmission rotating shaft 6 and the sealing box 5 is inevitably worn after long-term use, and the joint of the transmission rotating shaft 6 and the sealing box 5 is dried to avoid corrosion, so that the effect of protecting the centrifugal pump is achieved;
the impeller assembly 10 rotates by taking the transmission rotating shaft 6 as a shaft, centrifugal force is applied to water by stirring of the blades 1002, through holes uniformly formed in the surfaces of the blades 1002 can improve the stirring efficiency of the water, further the centrifugal force applied to the water is improved, the water enters the water outlet pipe 9 under the action of the centrifugal force, the water passes through the through holes formed in the stop blocks 13 and pushes the moving blocks 14 to ascend, the limiting rods 16 and the sleeves 1501 move upwards during the ascending of the moving blocks 14, the second springs 1601 are compressed and contracted, the water passes through gaps formed between the stop blocks 13 and the moving blocks 14 and then upwards moves through the through holes 1701 formed in the fixed plates 17 again, the second springs 1601 rebound to push the moving blocks 14 to downwards press and plug the through holes formed in the stop blocks 13, when the upwards moving water moves to a certain height, centrifugal kinetic energy is completely converted into gravitational potential energy, the water starts to fall under the action of gravity, and the moving blocks 14 can avoid underwater falling back into the pump body 2 by blocking the central holes of the stop blocks 13, after impeller subassembly 10 applyed centrifugal force to the water in the pump body 2 once more, the water in the pump body 2 promotes movable block 14 once more and rises, get into outlet pipe 9, operation more than the repetition, after outlet pipe 9 is inside to be filled with water, under the inside water pressure effort of water, movable block 14 is continuously promoted by water pressure and rises, second spring 1601 lasts the shrink, when outlet pipe 9 water is in full-state, prevent that the refluence subassembly can continuously keep unobstructed, when being in the water shortage state in outlet pipe 9, movable block 14 can fall once more and plug the through-hole of seting up on the dog 13, avoid water to fall into pump body 2, can avoid water to fall into pump body 2 through preventing the refluence subassembly, avoid the centrifugal force waste that impeller subassembly 10 applyed water, avoid the electric energy waste of motor 3 operation consumption, play the effect of avoiding the electric power waste and then the energy saving.
Claims (6)
1. The utility model provides a novel energy-conserving centrifugal pump, includes bottom plate (1) and prevents the reflux subassembly, fixed surface is connected with the pump body (2) on bottom plate (1) left side, fixed surface is connected with motor (3) on bottom plate (1) right side, shaft coupling (4) are installed to motor (3) left surface output, shaft coupling (4) left surface center department installs transmission pivot (6), fixedly connected with inlet tube (8) are located at pump body (2) left surface center, the vertical upwards fixedly connected with outlet pipe (9) in pump body (2) upper end right side, fixedly connected with seal box (5) are located at pump body (2) right surface center, its characterized in that: the left end of the transmission rotating shaft (6) penetrates through the right side face of the seal box (5) and is movably connected with the right side face of the seal box (5), the transmission rotating shaft (6) sequentially penetrates through the center of the inner cavity of the seal box (5), the pump body (2) and the water inlet pipe (8), a seal ring (7) is arranged in the seal box (5), the transmission rotating shaft (6) penetrates through the center of the seal ring (7) and is fixedly connected with the seal ring (7), the outer side face of the seal ring (7) is in sliding connection with the inner wall of the seal box (5), and a plurality of impeller assemblies (10) are transversely arranged in the pump body (2);
the impeller assembly (10) consists of impeller discs (1001) and blades (1002), a plurality of blades (1002) are arranged, the blades (1002) are arranged on the left side surface of the impeller discs (1001) in a surrounding mode, and the transmission rotating shaft (6) penetrates through the center of each impeller disc (1001) and is fixedly welded with the centers of the impeller discs (1001);
a filter screen (12) is arranged in the water inlet pipe (8), sliding grooves (81) are formed in the upper end and the lower end of the interior of the water inlet pipe (8), the upper end and the lower end of the filter screen (12) are respectively in sliding connection with the inner walls of the two sliding grooves (81), a pair of first springs (82) are arranged in each sliding groove (81), the two first springs (82) are respectively positioned at the left end and the right end of the sliding groove (81), the outer ends of the two first springs (82) are respectively fixedly connected with the left side and the right side of the sliding groove (81), the inner ends of the two first springs (82) are respectively fixedly connected with the left side and the right side of the filter screen (12), the transmission rotating shaft (6) penetrates through the center of the filter screen (12) and is movably connected with the filter screen (12), and a crushing cutter group (11) is installed at the left end of the transmission rotating shaft (6);
the backflow prevention assembly is located inside the water outlet pipe (9), the backflow prevention assembly is composed of a stop block (13), a moving block (14), a fixed cylinder (15), a sleeve (1501), a limiting rod (16), a second spring (1601) and a fixing plate (17), the fixing plate (17) is located at the upper end of the stop block (13), the limiting rod (16) is fixedly connected to the upper surface of the moving block (14), the limiting rod (16) penetrates through the bottom surface of the fixing plate (17) and is in sliding connection with the bottom surface of the fixing plate (17), the fixed cylinder (15) is fixedly connected to the bottom surface of the fixing plate (17), the sleeve (1501) is fixedly connected to the upper surface of the moving block (14), the sleeve (1501) is sleeved with the fixed cylinder (15), and the second spring (1601) is sleeved on the outer side surface of the limiting rod (16).
2. The novel energy-saving centrifugal pump according to claim 1, characterized in that: the pump body (2) passes through the external water supply equipment of inlet tube (8), the pump body (2) passes through the external water receiving equipment of outlet pipe (9), the pump body (2) with seal box (5) communicate each other.
3. The novel energy-saving centrifugal pump according to claim 1, characterized in that: the transmission rotating shaft (6) is parallel to the upper surface of the bottom plate (1).
4. The novel energy-saving centrifugal pump according to claim 1, characterized in that: the side surface of the blade (1002) is uniformly provided with a plurality of through holes.
5. The novel energy-saving centrifugal pump according to claim 1, characterized in that: the center of the stop block (13) is provided with a through hole, and the bottom surface of the moving block (14) is in sliding connection with the upper surface of the stop block (13).
6. The novel energy-saving centrifugal pump according to claim 1, characterized in that: the surface of the fixing plate (17) is provided with a plurality of through holes (1701) in a surrounding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121861670.4U CN216407193U (en) | 2021-08-10 | 2021-08-10 | Novel energy-saving centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121861670.4U CN216407193U (en) | 2021-08-10 | 2021-08-10 | Novel energy-saving centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216407193U true CN216407193U (en) | 2022-04-29 |
Family
ID=81287407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121861670.4U Active CN216407193U (en) | 2021-08-10 | 2021-08-10 | Novel energy-saving centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216407193U (en) |
-
2021
- 2021-08-10 CN CN202121861670.4U patent/CN216407193U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111969760B (en) | 3300V high pressure permanent-magnet variable frequency motor all-in-one | |
| CN112096350B (en) | Driving device of oil pumping unit | |
| CN110185015B (en) | Quick cleaning device of floating garbage in scenic spot spring water | |
| CN109201655A (en) | A kind of automatic pipe wall cleaning device | |
| CN212883937U (en) | Dust cleaning device based on special engineering plastic modification | |
| CN107387846B (en) | A kind of mechanical linkage control device of linkage valve | |
| CN216407193U (en) | Novel energy-saving centrifugal pump | |
| CN207079654U (en) | Diaphram wall enters rock grooving construction device | |
| CN207064264U (en) | Submersible pump | |
| CN110242345A (en) | A kind of circulation spraying equipment sticking dirt for mine hole side wall | |
| CN111271296B (en) | Self-blockage-cleaning type submersible pump | |
| CN212153521U (en) | Power station dredging device | |
| CN115095528A (en) | Environment-friendly energy-saving sewage pump | |
| CN208088379U (en) | A kind of efficient water conservancy construction Accrete clearing device | |
| CN111374511B (en) | Incessant equipment of squeezing juice for juice shop | |
| CN214918873U (en) | A pipeline pull throughs for hydraulic engineering | |
| CN212263351U (en) | A smash device for cement piece | |
| CN211550945U (en) | High-efficiency fluid conveying energy-saving water pump | |
| CN112228012A (en) | Oil well is with oil pump-out device that has degritting function | |
| CN113373872A (en) | Water diversion structure of hydraulic and hydroelectric engineering | |
| CN207228583U (en) | A kind of mechanical float | |
| CN113731068B (en) | Environment-friendly dust removal device | |
| CN117759334B (en) | Energy storage building structure based on abandoned mine | |
| CN221219091U (en) | Municipal public works sewer scrubbing equipment | |
| CN214741896U (en) | Brine continuously-collecting and extracting system device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |