CN115773255A - Large-scale mixed flow pump with adjustable height and good damping effect - Google Patents
Large-scale mixed flow pump with adjustable height and good damping effect Download PDFInfo
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- CN115773255A CN115773255A CN202211642842.8A CN202211642842A CN115773255A CN 115773255 A CN115773255 A CN 115773255A CN 202211642842 A CN202211642842 A CN 202211642842A CN 115773255 A CN115773255 A CN 115773255A
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- 238000013016 damping Methods 0.000 title claims description 37
- 230000000694 effects Effects 0.000 title claims description 16
- 238000012423 maintenance Methods 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000013519 translation Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000035939 shock Effects 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
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Abstract
The application discloses height-adjustable and effectual large-scale mixed flow pump of shock attenuation, including drive unit, pump unit and installation frame, drive unit includes motor cabinet and driving motor, pump unit includes the pump case base plate, the pump case, the pump shaft, runner and blade, the frame includes the bottom base plate, the lift base plate, rotation base plate and motor base plate, connect through a plurality of stands between motor base plate and the lift base plate, bottom base plate department has a plurality of vertical guide arms, lift base plate department has a plurality of guide holes, be connected with first hydraulic telescoping rod between bottom base plate and the lift base plate, lift base plate department has first articulated seat, the one end and the first articulated seat of rotation base plate are connected, install the second hydraulic telescoping rod between the other end and the bottom, the top and the rotation base plate of second hydraulic telescoping rod are articulated, the bottom is articulated with the second articulated seat of fixed mounting in bottom base plate department. The mixed flow pump of this application highly can adjust, and the shock attenuation is effectual and convenient the maintenance.
Description
Technical Field
The application relates to the field of water pumps, in particular to a large-scale mixed flow pump with adjustable height and good damping effect.
Background
The mixed flow pump is a water pump that often uses in hydraulic engineering, it has axial-flow pump and characteristics of centrifugal pump concurrently, the mixed flow pump is in the pumping of river lake water, some install in certain place motionless, install for a long time and use in a place, some install on removing the carrier, can remove to another area after a district pumping is finished, portable use, because the mixed flow pump technology is mature, the specification that consequently can make is great, has fine pumping effect, in the transmission, adopt engine belt drive's mode a bit, adopt motor coupling driven mode a bit, compare with belt drive, motor coupling driven mode is more stable and high-efficient. In addition, as impurities such as aquatic plants and the like sometimes exist in pumped lake water and river water during pumping, in some cases, the interior of a pump shell needs to be maintained, but a mixed-flow pump which is high in installation and does not have aquatic plant treatment equipment is difficult to treat actually, and in addition, the vibration generated by the mixed-flow pump during the use process also influences the use stability and the service life of the mixed-flow pump.
Disclosure of Invention
The purpose of the invention is as follows: this application provides a height-adjustable and effectual large-scale mixed flow pump of shock attenuation in order to synthesize the solution above-mentioned problem.
The technical scheme is as follows: a mixed flow pump comprises a driving unit, a pump unit and an installation rack, wherein the driving unit comprises a motor base and a driving motor installed at the motor base, the pump unit comprises a pump case base plate, a pump case connected with the pump case base plate through a pump case support, a pump shaft, a rotating wheel installed at the pump shaft and a plurality of blades installed at the rotating wheel, the rack comprises a bottom base plate, a lifting base plate, a rotating base plate and a motor base plate, the motor base plate and the lifting base plate are connected through a plurality of stand columns, a plurality of vertical guide rods are arranged at the bottom base plate, a plurality of guide holes matched with the vertical guide rods are formed at the lifting base plate, a first hydraulic telescopic rod is connected between the bottom base plate and the lifting base plate, a first hinge base is arranged at the lifting base plate, one end of the rotating base plate is connected with the first hinge base, a second hydraulic telescopic rod is installed between the other end of the rotating base plate and the bottom of the rotating base plate, the top end of the second hydraulic telescopic rod is hinged with the rotating base plate, and the bottom end of the second hinge base plate is hinged with a second hinge base fixedly installed at the bottom base plate; the improved pump shell is characterized in that two L-shaped limiting plates are arranged at the position of the rotating base plate, the pump shell base plate is installed between the two L-shaped limiting plates, an upper damping spring is connected between the upper surface of the pump shell base plate and the L-shaped limiting plates, and a lower damping spring is connected between the lower surface of the pump shell base plate and the rotating base plate.
Furthermore, the first hydraulic telescopic rod and the second hydraulic telescopic rod are both one; or the first hydraulic telescopic rod and the second hydraulic telescopic rod are both multiple.
Further, the number of the pillars is 4.
Furthermore, the number of the vertical guide rods is 4, a plurality of guide sleeves penetrated by the vertical guide rods are fixed at the lifting base plate, and first locking bolts used for locking the relative positions of the guide sleeves and the vertical guide rods are arranged at the guide sleeves.
Therefore, the position of the lifting substrate can be locked, and better stability is achieved.
Furthermore, the bottom base plate is provided with an inverted U-shaped frame, the inverted U-shaped frame comprises two vertical rods and a cross beam for connecting the two vertical rods, and the vertical rods are provided with second locking bolts for locking the relative positions of the rotating base plate and the inverted U-shaped frame.
Therefore, the position of the rotating base plate can be locked, and the rotating base plate has better stability.
Furthermore, the lifting base plate is provided with two side limiting plates, the rotating base plate is located between the two side limiting plates, and the side limiting plates are provided with third locking bolts used for locking the relative positions of the rotating base plate and the side limiting plates.
Thereby the position of rotating the base plate is further locked, and has better stability.
Alternatively, the first, second and third deadlocking bolts adopt an abutting deadlocking mode, but a first threaded hole matched with the first deadlocking bolt, a twelve threaded hole matched with the second deadlocking bolt and a third threaded hole matched with the third deadlocking bolt can be arranged instead.
Further, the motor base is provided with a fourth dead locking bolt for locking the relative position of the motor base and the motor base plate.
Furthermore, the upper damping springs are arranged in two rows, and each L-shaped limiting plate corresponds to one row of the upper damping springs; the lower damping springs are provided with two rows, and a plurality of elastic supporting blocks distributed in a rectangular array are arranged between the two rows of the lower damping springs.
Further, two strip-shaped slide rails are arranged at the position of the motor base plate, strip-shaped slide grooves matched with the strip-shaped slide rails are arranged at the position of the motor base plate, a threaded channel is arranged at the position of the motor base plate, a translation motor and an end plate are installed at the position of the motor base plate, a screw rod bearing is installed at the position of the end plate, a screw rod matched with the threaded channel is installed between the translation motor and the screw rod bearing, the pump shaft is of a hollow tubular structure, a rotating shaft penetrates through the pump shaft, one end of the rotating shaft is connected with a motor shaft of the driving motor through a universal coupling, a water guide cone is installed at the other end of the rotating shaft, and a cutting knife is installed at the position of the water guide cone; support limit units are arranged between two end parts of the pump shaft and the rotating shaft, a strip-shaped limit sliding groove is formed in the rotating shaft, each support limit unit comprises a limit ring and an end bearing arranged between the limit ring and the pump shaft, and a limit sliding block matched with the limit sliding groove is arranged at the limit ring; the end part, close to the driving motor, of the pump shaft is fixedly provided with a butting circular ring plate, a butting driving unit is installed at the rotating shaft and comprises a first circular ring part connected with the rotating shaft through a plurality of radial connecting blocks, a first annular butting plate installed at the first circular ring part through a first annular elastic block, a second circular ring part connected with the first circular ring part through a plurality of axial connecting plates and a second annular butting plate installed at the second circular ring part through a second annular elastic block, the butting driving unit and the butting circular ring plate can be in a first driving state and a second driving state, and in the first driving state, the first annular butting plate butts against the butting circular ring plate; in the second driving state, the second annular abutment plate abuts the abutment annular plate.
Furthermore, the pivot department has 3 be annular equidistant distribution spacing spout, every spacing ring department has 3 spacing slider.
Furthermore, the surface of the first annular abutting plate, the surface of the second annular elastic block and the two end surfaces of the abutting circular ring plate are provided with anti-slip pads.
Further, the water guide cone comprises a cylindrical part connected with the rotating shaft and a frustum-shaped part connected with the cylindrical part, and at least two cutting knives are mounted on the cylindrical part.
Further, the pump case includes the casing, the inlet tube of being connected with the casing and the outlet pipe of being connected with the casing, inlet tube department is connected with the fixed ring through the bracing piece, install the pump shaft bearing between fixed ring and the pump shaft.
Furthermore, a support plate is further installed at the motor base, and a support bearing matched with a motor shaft of the driving motor is installed at the support plate.
Further, the mixed flow pump can be in a non-maintenance state, a first maintenance state and a second maintenance state, in the non-maintenance state, the first hydraulic telescopic rod and the second hydraulic telescopic rod are both in the longest state, and the rotating base plate is parallel to the lifting base plate; in the first maintenance state, the first hydraulic telescopic rod is in the longest state, the second hydraulic telescopic rod is in the shortest state, and an included angle formed by the axis of the motor shaft and the axis of the rotating shaft is between 5 and 15 degrees; in the second maintenance state, the first hydraulic telescopic rod and the second hydraulic telescopic rod are both in the shortest state, and the rotating base plate is parallel to the lifting base plate.
Further, the bottom base plate comprises a first mounting surface and a second mounting surface which is higher than the first mounting surface and parallel to the first mounting surface, the first hydraulic telescopic rod is mounted at the first mounting surface, and the second hinge base is mounted at the second mounting surface.
Further, bottom base plate department has two bar side chimbs, bar side chimb department has a plurality of mounting through-holes.
Further, the elastic supporting block is a rubber block.
Has the advantages that: the mixed flow pump structure of this application can set up to the mixed flow pump of great size, can fix when using and use at the pump station, also can install and use on removing the carrier.
The mixed flow pump has a good damping effect, the whole frame has good rigidity and stability in a non-maintenance state, the mixed flow pump has good damping, and the universal coupling is adopted to reduce the alignment requirement between the driving motor and the rotating shaft.
The mixed flow pump of this application has both to maintain the mode to more convenient the maintenance, and inside utensil cutting knife, thereby to the processing of pasture and water very convenient high-efficient, cutting knife cutting range is big.
Drawings
FIG. 1 is a schematic view of a mixed flow pump from a first perspective in a non-maintenance state;
FIG. 2 is an enlarged view of area A;
FIG. 3 is a schematic view of a second perspective of the mixed flow pump in a non-maintenance state;
FIG. 4 is an enlarged view of area B;
FIG. 5 is a first view of the mixed flow pump at a first maintenance state;
FIG. 6 is a second perspective view of the mixed flow pump in the first maintenance state;
FIG. 7 is an enlarged view of area C;
FIG. 8 is a schematic view of the mixed flow pump in a second maintenance state.
Detailed Description
Reference numerals: 1 a base substrate; 1.1 a first mounting surface; 1.2 a second mounting surface; 1.3 strip-shaped side convex edges; 1.4 installing a through hole; 1.5 vertical guide rod; 1.6 a first hydraulic telescopic rod; 2.1 lifting the base plate; 2.2, a guide sleeve; 2.3, upright columns; 2.4 motor base plate; 2.5 a strip-shaped slide rail; 2.6 a translation motor; 2.7, a screw rod; 2.8 motor base; 2.9 driving the motor; 2.10 a support plate; 2.11 first articulated seat; 2.12 side limiting plates; 3, a universal coupling; 4.1 a second articulated seat; 4.2 a second hydraulic telescopic rod; 4.3 rotating the substrate; 4.4L-shaped limiting plates; 4.5 an inverted U-shaped frame; 4.6, damping springs are arranged; 4.7 lower damping spring; 4.8 elastic supporting blocks; 4.9 pump housing base plate; 4.10 pump casing support; 5, a pump shell; 5.1 water inlet pipe; 5.2, discharging a water pipe; 5.3, rotating leaves; 6, a rotating shaft; 6.1.1 first circular part; 6.1.2 first annular elastic block; 6.1.3 first annular abutment plate; 6.1.4 radial connecting blocks; 6.2.1 second circular part; 6.2.2 second annular elastic block; 6.2.3 second annular abutment plate; 6.3 axial connecting plate; 6.4 limiting sliding chutes; 6.5 a water guide cone; 6.6 a cutter; 7 pump shafts; 7.1 abutting against the circular ring plate; 7.2 end bearings; 7.3 a limit ring; 7.4 limiting slide blocks; 7.5 pump shaft bearings; 7.6 fixing the circular ring; 7.7 supporting the rods.
As shown in the figures, a height-adjustable mixed flow pump with good damping effect comprises a driving unit, a pump unit and a mounting frame, wherein the driving unit comprises a motor base 2.8 and a driving motor 2.9 mounted at the motor base 2.8, the pump unit comprises a pump case base plate 4.9, a pump case connected with the pump case base plate 4.9 through a pump case support 4.10, a pump shaft 7, a rotating wheel mounted at the pump shaft 7 and a plurality of blades 5.3 mounted at the rotating wheel, the frame comprises a bottom base plate 1.1, a lifting base plate 2.1, a rotating base plate 4.3 and a motor base plate 2.4, the motor base plate 2.4 and the lifting base plate 2.1 are connected through a plurality of columns 2.3, the bottom base plate 2.1 is provided with a plurality of vertical guide rods 1.5, the lifting base plate 2.1 is provided with a plurality of guide holes matched with the vertical guide rods 1.5, a first hydraulic telescopic rod 1.6 is connected between the bottom base plate 1 and the lifting base plate 2.1, a first hydraulic telescopic rod 2.1 is hinged with the lifting base plate 2.1, a second hydraulic telescopic rod 4.11 is mounted at the hinged base plate, and the other end of the second hydraulic telescopic rod is fixedly connected with the second hydraulic telescopic base plate 4.3, and the bottom of the second hydraulic telescopic rod 4.3, and the second hydraulic telescopic base plate 4.3 is mounted at the hinged base plate 2.1; two L-shaped limiting plates 4.4 are arranged at the position of the rotating base plate 4.3, the pump shell base plate 4.9 is installed between the two L-shaped limiting plates 4.4, an upper damping spring 4.6 is connected between the upper surface of the pump shell base plate 4.9 and the L-shaped limiting plates 4.4, and a lower damping spring 4.7 is connected between the lower surface of the pump shell base plate 4.9 and the rotating base plate 4.3.
The number of the vertical guide rods 1.5 is 4, a plurality of guide sleeves 2.2 penetrated by the vertical guide rods 1.5 are fixed at the lifting base plate 2.1, and first locking bolts used for locking the relative positions of the guide sleeves 2.2 and the vertical guide rods 1.5 are arranged at the guide sleeves 2.2. Bottom base plate 1 department has inverted U-shaped frame 4.5, inverted U-shaped frame 4.5 includes two montants and connects the crossbeam of two montants, montant department has the dead second dead-locking bolt of rotating base plate 4.3 and the dead second relative position lock of inverted U-shaped frame 4.5. The lifting base plate 2.1 is provided with two side limiting plates 2.12, the rotating base plate 4.3 is located between the two side limiting plates 2.12, and the side limiting plates 2.12 are provided with third locking bolts used for locking the relative positions of the rotating base plate 4.3 and the side limiting plates 2.12. The upper damping springs 4.6 are provided with two rows, and each L-shaped limiting plate 4.4 is provided with one row of the upper damping springs 4.6 correspondingly; the lower damping springs 4.7 are provided with two rows, and a plurality of elastic supporting blocks 4.8 distributed in a rectangular array are arranged between the two rows of the lower damping springs 4.7.
The motor base plate 2.4 is provided with two strip-shaped slide rails 2.5, the motor base plate 2.8 is provided with a strip-shaped slide groove matched with the strip-shaped slide rails, the motor base plate 2.8 is provided with a threaded channel, the motor base plate 2.4 is provided with a translation motor 2.6 and an end plate, the end plate is provided with a screw rod bearing, a screw rod 2.7 matched with the threaded channel is arranged between the translation motor 2.6 and the screw rod bearing, the pump shaft 7 is of a hollow tubular structure, the pump shaft 7 is provided with a rotating shaft 6 in a penetrating manner, one end of the rotating shaft 6 is connected with a motor shaft of the driving motor 2.9 through a universal coupling 3, the other end of the rotating shaft is provided with a water guide cone 6.5, and the water guide cone 6.6 is provided with a cutting knife; support limiting units are arranged between two end parts of the pump shaft 7 and the rotating shaft, a strip-shaped limiting sliding groove 6.4 is formed in the position of the rotating shaft 6, each support limiting unit comprises a limiting ring 7.3 and an end bearing 7.2 arranged between the limiting ring 7.3 and the pump shaft 7, and a limiting sliding block 7.4 matched with the limiting sliding groove 6.4 is arranged at the position of the limiting ring 7.3; an abutting annular plate 7.1 is fixed at the end part, close to a driving motor 2.9, of the pump shaft 7, an abutting driving unit is installed at the rotating shaft 6, the abutting driving unit comprises a first annular part 6.1.1 connected with the rotating shaft 6 through a plurality of radial connecting blocks 6.1.4, a first annular abutting plate 6.1.3 installed at the first annular part 6.1.1 through a first annular elastic block 6.12, a second annular part 6.2.1 connected with the first annular part 6.1.1 through a plurality of axial connecting plates 6.3, and a second annular abutting plate 6.2.3 installed at the second annular part 6.2.1 through a second annular elastic block 6.2.2, and the abutting driving unit and the abutting annular plate 7.1 can be in a first driving state and a second driving state, wherein the first annular abutting plate 6.1.3 abuts against the annular plate 7.1; in the second driving state, the second annular abutment plate 6.2.3 abuts the abutment annular plate 7.1.
The rotating shaft 6 is provided with 3 annular limiting sliding grooves 6.4 which are distributed at equal intervals; the surface of the first annular abutting plate 6.1.3 far away from the first annular elastic block 6.1.2, the surface of the second annular abutting plate 6.2.3 far away from the second annular elastic block 6.2.2 and the two end surfaces of the abutting circular plate 7.1 are provided with anti-skid pads. The water cone 6.5 comprises a cylindrical part connected with the rotating shaft 6 and a frustum-shaped part connected with the cylindrical part, and at least two cutting knives 6.6 are installed on the cylindrical part. The pump shell 5 comprises a shell, a water inlet pipe 5.1 connected with the shell and a water outlet pipe 5.2 connected with the shell, wherein a fixed ring 7.6 is connected to the position of the water inlet pipe 5.1 through a support rod 7.7, and a pump shaft bearing 7.5 is arranged between the fixed ring 7.6 and the pump shaft 7; a supporting plate is further installed at the position of the motor base 2.8, and a supporting bearing matched with a motor shaft of the driving motor is installed at the position of the supporting plate. The mixed flow pump can be in a non-maintenance state, a first maintenance state and a second maintenance state, in the non-maintenance state, the first hydraulic telescopic rod 1.6 and the second hydraulic telescopic rod 4.2 are both in the longest state, and the rotating base plate 4.3 is parallel to the lifting base plate 2.1; in the first maintenance state, the first hydraulic telescopic rod 1.6 is in the longest state, the second hydraulic telescopic rod 4.2 is in the shortest state, and an included angle formed by the axis of the motor shaft and the axis of the rotating shaft is between 5 and 15 degrees, preferably 10 degrees; in the second maintenance state, the first hydraulic telescopic rod 1.6 and the second hydraulic telescopic rod 4.2 are both in the shortest state, and the rotating base plate 4.3 is parallel to the lifting base plate 2.1.
As shown in the figure, the mixed flow pump of this application, on pump unit and the equal installation frame of drive unit, the frame is integral erection on the bottom base plate in fact, and the bottom base plate has bar side chimb to no matter install the mixed flow pump of this application on a fixed basis carrier, still install and all can have fine installation stability on mobilizable removal carrier, and when the adjustment was non-maintenance state, through the lock of all dead bolts and hydraulic telescoping rod's support. Stability of the rack unit can be achieved. And as shown in the drawing, damping springs are installed on the upper and lower surfaces of the pump case base plate, and the pump case base plate is supported by the elastic support blocks, thereby forming excellent damping to the pump unit.
In addition, the cutting knife is installed in the inlet tube department of pump case, and the motor is the drive the pivot rotates to along with driving motor's removal, the butt drive unit can drive the pump shaft rotation under first drive state and second drive state, thereby the pump send water, under first drive state and second drive state, the position of cutting knife is different, thereby can cut the pasture and water debris of the different positions of inlet tube, thereby the treatment effect to the pasture and water is better.
In addition, when maintaining (certainly need dismantle other pipelines that inlet tube department connects), can be so that the pump unit downward sloping to debris can be poured from the import of inlet tube, and under this kind of state, because the universal joint who adopts, the motor still can drive the cutting knife pivoted, can open as required, cuts pasture and water. Of course, the overall height of the motor and the pump unit can be reduced for maintenance, and the motor can drive the cutting knife to rotate under the state, so that the maintenance of the mixed flow pump is very convenient.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. The large mixed flow pump is characterized by comprising a driving unit, a pump unit and an installation rack, wherein the driving unit comprises a motor base and a driving motor installed at the motor base, the pump unit comprises a pump shell base plate, a pump shell connected with the pump shell base plate through a pump shell support, a pump shaft, a rotating wheel installed at the pump shaft and a plurality of blades installed at the rotating wheel, the rack comprises a bottom base plate, a lifting base plate, a rotating base plate and a motor base plate, the motor base plate is connected with the lifting base plate through a plurality of stand columns, the bottom base plate is provided with a plurality of vertical guide rods, the lifting base plate is provided with a plurality of guide holes matched with the vertical guide rods, a first hydraulic telescopic rod is connected between the bottom base plate and the lifting base plate, the lifting base plate is provided with a first hinged base, one end of the rotating base plate is connected with the first hinged base, a second hydraulic telescopic rod is installed between the other end of the rotating base plate and the bottom, the top end of the second hydraulic telescopic rod is hinged with a second hinged base plate fixedly installed at the bottom base plate; the improved pump shell is characterized in that two L-shaped limiting plates are arranged at the position of the rotating base plate, the pump shell base plate is installed between the two L-shaped limiting plates, an upper damping spring is connected between the upper surface of the pump shell base plate and the L-shaped limiting plates, and a lower damping spring is connected between the lower surface of the pump shell base plate and the rotating base plate.
2. The large mixed flow pump with adjustable height and good damping effect as claimed in claim 1, wherein the number of the vertical guide rods is 4, a plurality of guide sleeves penetrated by the vertical guide rods are fixed at the lifting base plate, and a first locking bolt for locking the relative positions of the guide sleeves and the vertical guide rods is arranged at the guide sleeves.
3. The large mixed flow pump with adjustable height and good damping effect as claimed in claim 1, wherein the bottom base plate is provided with an inverted U-shaped frame, the inverted U-shaped frame comprises two vertical rods and a cross beam connecting the two vertical rods, and the vertical rods are provided with second locking bolts for locking the relative positions of the rotating base plate and the inverted U-shaped frame.
4. The large-scale mixed flow pump with adjustable height and good damping effect as claimed in claim 1, wherein the lifting base plate is provided with two side limiting plates, the rotating base plate is located between the two side limiting plates, and the side limiting plates are provided with third locking bolts for locking the relative positions of the rotating base plate and the side limiting plates.
5. The large mixed flow pump with adjustable height and good damping effect as claimed in claim 1, wherein the upper damping springs are provided in two rows, and each L-shaped limiting plate corresponds to one row of the upper damping springs; the lower damping springs are provided with two rows, and a plurality of elastic supporting blocks distributed in a rectangular array are arranged between the two rows of the lower damping springs.
6. The large mixed flow pump with adjustable height and good damping effect according to claim 1, wherein the motor base plate is provided with two bar-shaped slide rails, the motor base is provided with bar-shaped slide grooves matched with the bar-shaped slide rails, the motor base is provided with a threaded channel, the motor base plate is provided with a translation motor and an end plate, the end plate is provided with a screw rod bearing, a screw rod matched with the threaded channel is installed between the translation motor and the screw rod bearing, the pump shaft is of a hollow tubular structure, a rotating shaft is arranged at the pump shaft in a penetrating manner, one end of the rotating shaft is connected with the motor shaft of the driving motor through a universal coupling, the other end of the rotating shaft is provided with a water guide cone, and the water guide cone is provided with a cutting knife; support limit units are arranged between two end parts of the pump shaft and the rotating shaft, a strip-shaped limit sliding groove is formed in the rotating shaft, each support limit unit comprises a limit ring and an end bearing arranged between the limit ring and the pump shaft, and a limit sliding block matched with the limit sliding groove is arranged at the limit ring; the end part, close to the driving motor, of the pump shaft is fixedly provided with a butting circular ring plate, a butting driving unit is installed at the rotating shaft and comprises a first circular ring part connected with the rotating shaft through a plurality of radial connecting blocks, a first annular butting plate installed at the first circular ring part through a first annular elastic block, a second circular ring part connected with the first circular ring part through a plurality of axial connecting plates and a second annular butting plate installed at the second circular ring part through a second annular elastic block, the butting driving unit and the butting circular ring plate can be in a first driving state and a second driving state, and in the first driving state, the first annular butting plate butts against the butting circular ring plate; in the second driving state, the second annular abutment plate abuts the abutment annular plate.
7. The large mixed flow pump with adjustable height and good damping effect as claimed in claim 6, wherein the rotating shaft is provided with 3 annular limiting chutes distributed at equal intervals; the surface of the first annular abutting plate far away from the first annular elastic block, the surface of the second annular abutting plate far away from the second annular elastic block and the surfaces of the two ends of the abutting circular ring plate are provided with anti-slip pads.
8. The large mixed flow pump with adjustable height and good damping effect as claimed in claim 6, wherein the water guide cone comprises a cylindrical portion connected with the rotating shaft and a frustum-shaped portion connected with the cylindrical portion, and the cylindrical portion is provided with at least two cutting knives.
9. The large-scale mixed flow pump with adjustable height and good damping effect according to claim 6, wherein the pump shell comprises a shell, a water inlet pipe connected with the shell and a water outlet pipe connected with the shell, the water inlet pipe is connected with a fixed ring through a support rod, and a pump shaft bearing is arranged between the fixed ring and the pump shaft; the motor cabinet department still installs the backup pad, backup pad department install with driving motor's motor shaft complex support bearing.
10. The large-scale mixed flow pump with adjustable height and good damping effect as claimed in claim 6, wherein the mixed flow pump can be in a non-maintenance state, a first maintenance state and a second maintenance state, in the non-maintenance state, the first hydraulic telescopic rod and the second hydraulic telescopic rod are both in the longest state, and the rotating base plate and the lifting base plate are parallel; in the first maintenance state, the first hydraulic telescopic rod is in the longest state, the second hydraulic telescopic rod is in the shortest state, and an included angle formed by the axis of the motor shaft and the axis of the rotating shaft is between 5 and 15 degrees; in the second maintenance state, the first hydraulic telescopic rod and the second hydraulic telescopic rod are both in the shortest state, and the rotating base plate is parallel to the lifting base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211642842.8A CN115773255B (en) | 2022-12-20 | 2022-12-20 | Height-adjustable and effectual large-scale mixed flow pump of shock attenuation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211642842.8A CN115773255B (en) | 2022-12-20 | 2022-12-20 | Height-adjustable and effectual large-scale mixed flow pump of shock attenuation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115773255A true CN115773255A (en) | 2023-03-10 |
| CN115773255B CN115773255B (en) | 2024-02-06 |
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| CN202211642842.8A Active CN115773255B (en) | 2022-12-20 | 2022-12-20 | Height-adjustable and effectual large-scale mixed flow pump of shock attenuation |
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2022
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| JP2011021512A (en) * | 2009-07-14 | 2011-02-03 | Ebara Corp | Horizontal shaft pump |
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| CN215805233U (en) * | 2021-07-27 | 2022-02-11 | 上海犇技泵业有限公司 | Lining tetrafluoro magnetic drive pump convenient to equipment |
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