CN216589309U

CN216589309U - Noise reduction base for centrifugal pump

Info

Publication number: CN216589309U
Application number: CN202122877853.1U
Authority: CN
Inventors: 马金华
Original assignee: Hebei Zhao Hong Machine And Pump Co ltd
Current assignee: Hebei Zhao Hong Machine And Pump Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-24
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a noise reduction base for a centrifugal pump, which relates to the field of centrifugal pumps and comprises a base, wherein a motor is installed at one end of the base, the output end of the motor is connected with a threaded rod, the outer side of the threaded rod is connected with a sliding block, the top end of the sliding block is provided with a first hinged seat, the top end of the first hinged seat is connected with a support rod, and the top end of the support rod is connected with a second hinged seat. The centrifugal pump is arranged in the mounting bin, vibration and noise can be generated during operation, the longitudinal spring and the transverse spring can be extruded and expanded due to the vibration, the longitudinal spring and the transverse spring can be restricted and gradually offset the vibration due to different arrangement directions, the vibration can be reduced, the noise can be reduced due to the vibration reduction, the noise generated by the motor during the operation of the centrifugal pump can be reduced due to the sound insulation pad arranged on the inner side of the mounting bin, a better noise reduction effect can be achieved due to the cooperation of the vibration reduction and the sound insulation, and adverse effects on workers are reduced.

Description

Noise reduction base for centrifugal pump

Technical Field

The utility model relates to the field of centrifugal pumps, in particular to a noise reduction base for a centrifugal pump.

Background

The centrifugal pump is a pump for transporting a liquid by centrifugal force generated when an impeller rotates.

The existing centrifugal pump can produce great noise when in operation, the source of noise is wherein the sound of motor still the noise that the centrifugal pump operation vibrations produced, the noise is not handled and can be produced harmful effects to the staff, and current centrifugal pump structure is fixed after the installation, can not carry out altitude mixture control, it can only tear down and install the operation again troublesome with the water pipe height of being connected mismatch, and current centrifugal pump does not have rain-proof effect.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a noise reduction base for a centrifugal pump, so as to solve the technical problems that the existing centrifugal pump generates large noise during operation, the noise is generated by the noise generated by the operation vibration of the centrifugal pump as well as the sound of a motor, the noise cannot be treated, adverse effects are generated on workers, the existing centrifugal pump is fixed in structure after installation, cannot be adjusted in height, is not matched with the height of a connected water pipe, and can only be detached to be installed again, and the existing centrifugal pump does not have a rainproof effect.

In order to achieve the purpose, the utility model provides the following technical scheme: a noise reduction base for a centrifugal pump comprises a base, wherein a motor is installed at one end of the base, the output end of the motor is connected with a threaded rod, a sliding block is connected to the outer side of the threaded rod, a first hinged seat is arranged at the top end of the sliding block, a supporting rod is connected to the top end of the first hinged seat, a second hinged seat is connected to the top end of the supporting rod, a bottom plate is arranged at the top end of the second hinged seat, a longitudinal spring is connected to the top end of the bottom plate, a top plate is arranged at the top end of the longitudinal spring, a fixed seat is arranged at the bottom end of the top plate, a connecting rod is connected to the bottom end of the fixed seat, a sleeve block is connected to the bottom end of the connecting rod, a transverse spring is connected to one side of the sleeve block, a fixed rod is arranged on the inner side of the transverse spring, an installation bin is connected to the top end of the top plate, first side plates are arranged on two sides of the installation bin, and second side plates are connected to two ends of the installation bin, and the inboard of first curb plate and second curb plate all is provided with the pad that gives sound insulation, one side that the inside of second curb plate is located the pad that gives sound insulation is provided with the dead slot, and the inside of dead slot is provided with the push-and-pull door, the top of second curb plate and first curb plate all is provided with the rainshelter, and the one end of rainshelter is connected with first fixture block, the outside of first fixture block is connected with the second fixture block, one side of second fixture block is connected with connecting spring, and one side that connecting spring was kept away from to the second fixture block is connected with presses the briquetting.

Preferably, the inside bottom of base is provided with the spacing groove, the bottom of slider be connected with spacing groove assorted stopper, and stopper and slider fixed connection, stopper and spacing groove sliding connection.

Preferably, the outside of threaded rod is provided with the external screw thread, and the quantity of external screw thread is two sets of, two sets of external screw thread opposite direction, the threaded rod passes through the bearing rotation with the base and is connected, the quantity of slider is two sets of, the vaulting pole is connected with first articulated seat and the articulated seat of second all rotates.

Preferably, the quantity of fixing base is two sets of, two sets of the fixing base all rotates with the connecting rod to be connected, the connecting rod rotates with the collets to be connected, and collets and horizontal spring fixed connection, the collets cup joints with the dead lever to be connected, and horizontal spring is located the outside of dead lever.

Preferably, the quantity of first curb plate and second curb plate all is two sets of, and is two sets of first curb plate and second curb plate all rotate with the installation storehouse through the pivot and are connected, the inside bottom in installation storehouse is provided with the mounting hole, and the quantity of mounting hole is the multiunit, multiunit the mounting hole equidistance distributes in the bottom in installation storehouse, the inside of first curb plate and second curb plate all is provided with the screw hole.

Preferably, the inside of dead slot is provided with the slide rail, the both ends of push-and-pull door all be provided with slide rail assorted sliding block, and push-and-pull door and dead slot sliding connection, the quantity of push-and-pull door is three groups, three groups push-and-pull door equidistance distributes in the inside of dead slot.

Preferably, the canopy rotates through the pivot with the installation storehouse to be connected, the inside of second fixture block be provided with first fixture block assorted draw-in groove, and first fixture block and second fixture block connect, the both sides in installation storehouse all are provided with the installation piece, second fixture block and coupling spring all are located the inside of installation piece.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the centrifugal pump, the centrifugal pump is arranged inside the installation bin through the arranged bottom plate, the longitudinal spring, the top plate, the connecting rod, the sleeve block, the transverse spring, the fixed rod, the fixed seat, the installation bin, the first side plate, the second side plate, the sound insulation pad, the hollow groove and the sliding door, vibration and noise can be generated during operation, the longitudinal spring and the transverse spring can be extruded and expanded due to vibration, the longitudinal spring and the transverse spring can be restricted due to different arrangement directions, the vibration can be gradually counteracted, the aim of shock absorption is achieved, the generation of noise can be reduced due to shock absorption, the noise generated by a motor during operation can be reduced due to the sound insulation pad arranged on the inner side of the installation bin, the shock absorption and sound insulation are matched to achieve a better noise reduction effect, and adverse effects on workers are reduced;

2. according to the centrifugal pump, the centrifugal pump is installed inside the installation bin through the base, the motor, the threaded rod, the sliding blocks, the first hinge seat, the support rod and the second hinge seat, and if the height of the connecting hole is not matched after installation, the motor can be started to drive the threaded rod to rotate by the motor, so that the two groups of sliding blocks are driven to move, the bottom plate and the installation bin are lifted by the support rod, the hole position is adjusted, and the connection with a water pipe is facilitated;

3. according to the centrifugal pump, the rain shelter, the first fixture block and the second fixture block are arranged, so that the rain shelter can be used for sheltering rain for the centrifugal pump, rainwater is prevented from entering the centrifugal pump in a large amount when the centrifugal pump is used in rainy days, the probability of damage of the centrifugal pump is reduced, the opening mode of the rain shelter is simple, the pressing block can be pressed down, and the maintenance of the centrifugal pump in a later period is facilitated.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a cross-sectional view of the installation cartridge of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present invention;

fig. 4 is a schematic view of the connection structure of the installation bin of the present invention.

In the figure: 1. a base; 2. a motor; 3. a threaded rod; 4. a slider; 5. a first hinge mount; 6. a stay bar; 7. a second hinge mount; 8. a base plate; 9. a longitudinal spring; 10. a top plate; 11. a connecting rod; 12. sleeving blocks; 13. a lateral spring; 14. fixing the rod; 15. a fixed seat; 16. installing a bin; 17. a first side plate; 18. a second side plate; 19. a sound insulating pad; 20. an empty groove; 21. a sliding door; 22. a rain shelter; 23. a first clamping block; 24. a second fixture block; 25. a connecting spring; 26. and pressing the block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-4, a noise reduction base for a centrifugal pump comprises a base 1, a motor 2 is installed at one end of the base 1, a threaded rod 3 is connected to an output end of the motor 2, a limiting groove is formed in the bottom end inside the base 1, a limiting block matched with the limiting groove is connected to the bottom end of a sliding block 4, the limiting block is fixedly connected to the sliding block 4, the limiting block is slidably connected to the limiting groove, the sliding block 4 can move only by the cooperation of the rotating threaded rod 3 and the fixed limiting groove, the sliding block 4 is connected to the outer side of the threaded rod 3, a first hinge seat 5 is arranged at the top end of the sliding block 4, external threads are arranged on the outer side of the threaded rod 3, the number of the external threads is two, the directions of the two external threads are opposite, the threaded rod 3 is rotatably connected to the base 1 through a bearing, the number of the sliding block 4 is two, and a support rod 6 is rotatably connected to the first hinge seat 5 and a second hinge seat 7, the inside of two sets of sliders 4 is provided with the screw hole, and screw hole opposite direction, the top of first articulated seat 5 is connected with vaulting pole 6, and the top of vaulting pole 6 is connected with the articulated seat 7 of second, base 1 through setting up, motor 2, the threaded rod 3, slider 4, first articulated seat 5, vaulting pole 6, the articulated seat 7 of second, the inside at installation storehouse 16 is installed to the centrifugal pump has been realized, if the mismatch of hole site height is connected in the discovery after the installation, so can start motor 2, make motor 2 drive threaded rod 3 rotate, thereby drive two sets of sliders 4 and remove, make vaulting pole 6 carry out the jacking with bottom plate 8 and installation storehouse 16, thereby adjust the hole site, conveniently be connected with the water pipe, vaulting pole 6 comprises the metal material, the hard compressive capacity of texture is strong.

Referring to fig. 1-4, a noise reduction base for a centrifugal pump, a bottom plate 8 is disposed on the top end of a second hinged seat 7, a longitudinal spring 9 is connected to the top end of the bottom plate 8, a top plate 10 is disposed on the top end of the longitudinal spring 9, fixing seats 15 are disposed on the bottom end of the top plate 10, two groups of fixing seats 15 are provided, the two groups of fixing seats 15 are rotatably connected to a connecting rod 11, the connecting rod 11 is rotatably connected to a sleeve block 12, the sleeve block 12 is fixedly connected to a transverse spring 13, the sleeve block 12 is connected to a fixing rod 14 in a sleeved manner, the transverse spring 13 is located outside the fixing rod 14, a side plate is disposed between the top plate 10 and the bottom plate 8, the side plate is made of rubber and has a certain deformation capacity, the bottom end of the fixing seat 15 is connected to the connecting rod 11, the bottom end of the connecting rod 11 is connected to the sleeve block 12, one side of the sleeve block 12 is connected to the transverse spring 13, the inner side of the transverse spring 13 is provided with the fixing rod 14, the top end of the top plate 10 is connected with an installation bin 16, two sides of the installation bin 16 are provided with first side plates 17, the number of the first side plates 17 and the number of the second side plates 18 are two, the two groups of the first side plates 17 and the second side plates 18 are rotatably connected with the installation bin 16 through rotating shafts, the bottom end inside the installation bin 16 is provided with installation holes, the number of the installation holes is multiple, the multiple groups of installation holes are equidistantly distributed at the bottom end of the installation bin 16, the first side plates 17 and the second side plates 18 are internally provided with threaded holes, the first side plates 17 and the second side plates 18 can be fixed by penetrating through bolts, so that the installation bin is kept in a vertical state, two ends of the installation bin 16 are connected with the second side plates 18, the inner sides of the first side plates 17 and the second side plates 18 are both provided with sound insulation pads 19, one side, positioned at the sound insulation pads 19, of the second side plates 18 is provided with empty slots 20, and the inside of the empty slots 20 are provided with sliding doors 21, the inside of the dead slot 20 is provided with a slide rail, two ends of the sliding door 21 are both provided with slide blocks matched with the slide rail, the sliding door 21 is connected with the dead slot 20 in a sliding way, the number of the sliding doors 21 is three, the three groups of sliding doors 21 are distributed in the dead slot 20 at equal intervals, through the arranged bottom plate 8, the longitudinal spring 9, the top plate 10, the connecting rod 11, the sleeve block 12, the transverse spring 13, the fixed rod 14, the fixed seat 15, the installation bin 16, the first side plate 17, the second side plate 18, the sound insulation pad 19, the dead slot 20 and the sliding door 21, the centrifugal pump is installed in the installation bin 16, vibration and noise can be generated during operation, the longitudinal spring 9 and the transverse spring 13 can be extruded and expanded due to the vibration, the longitudinal spring 9 and the transverse spring 13 can be restricted and gradually offset the vibration, the purpose of shock absorption can be achieved, and the shock absorption can reduce the noise generation, and the sound insulation pad 19 that 16 inboard settings in installation storehouse can make the centrifugal pump reduce by the noise that the motor produced when the operation, and the shock attenuation reaches better noise reduction effect with the cooperation that gives sound insulation, reduces the harmful effects to the staff, and pulling push-and-pull door 21 can be so that the water pipe runs through installation storehouse 16, and the push-and-pull door of different positions conveniently changes the direction of connection.

Referring to fig. 1-4, a noise reduction base for a centrifugal pump is provided, wherein a canopy 22 is disposed at the top ends of a second side plate 18 and a first side plate 17, a first clamping block 23 is connected to one end of the canopy 22, a second clamping block 24 is connected to the outer side of the first clamping block 23, a connecting spring 25 is connected to one side of the second clamping block 24, a pressing block 26 is connected to one side of the second clamping block 24 away from the connecting spring 25, the canopy 22 is rotatably connected to an installation bin 16 through a rotating shaft, a clamping groove matched with the first clamping block 23 is disposed in the second clamping block 24, the first clamping block 23 and the second clamping block 24 are connected in a clamping manner, installation blocks are disposed on both sides of the installation bin 16, the second clamping block 24 and the connecting spring 25 are disposed in the installation blocks, the canopy 22, the first clamping block 23 and the second clamping block 24 are disposed to realize that the canopy 22 shields rain for the centrifugal pump, and prevent a large amount of rain from entering the centrifugal pump when rain is used in a weather, thereby reduce the probability of centrifugal pump damage, and the mode of opening of rainshelter 22 is also simple, press down press block 26 can, make things convenient for the later stage to maintain the centrifugal pump, the inside of rainshelter 22 also is provided with sound insulation pad 19.

The working principle is as follows: when the centrifugal pump is used, the centrifugal pump is arranged at the top end of the mounting bin 16, after the centrifugal pump is mounted, the height of the centrifugal pump is adjusted according to connection requirements, the motor 2 is started, the motor 2 drives the threaded rod 3 to rotate, two groups of external threads in opposite directions on the outer side of the threaded rod 3 enable two groups of sliders 4 to do relative motion, the two groups of sliders 4 are gradually close to or gradually far away from each other, so that the two groups of support rods 6 are gradually vertical or inclined, the bottom plate 8 and the mounting bin 16 are lifted vertically, the mounting height of the centrifugal pump is increased, the height of the bottom plate 8 and the mounting bin 16 is reduced due to the inclination, the mounting height of the centrifugal pump is reduced, the centrifugal pump is convenient to be connected with a water pipe, after the centrifugal pump is adjusted in position, when the centrifugal pump is connected with the water pipe, the first side plate 17 and the second side plate 18 can be erected, bolts can penetrate through the first side plate 17 and the second side plate 18, so that the two groups of side plates are fixed, the rain shelter is kept vertical, the connected water pipe can extend out through the opened sliding door 21, the rain shelter 22 is closed at last, the rain shelter 22 is rotated, the first clamping block 23 at one end of the rain shelter 22 is clamped into the clamping groove in the second clamping block 24, only the pressing block 26 needs to be pressed when the rain shelter is required to be maintained and opened, the second clamping block 24 can retreat through the pressing block 26 under the action of the connecting spring 25, the second clamping block 24 is separated from the first clamping block 23, the rain shelter 22 is opened through rotation, the opening and closing are convenient, when the centrifugal pump is used, vibration can be generated, the longitudinal spring 9 can be longitudinally extruded and expanded through the vibration, the distance between the bottom plate 8 and the top plate 10 is changed, the connecting rod 11 pushes the sleeve block 12 to slide on the outer side of the fixed rod 14, the transverse spring 13 can be extruded and expanded, the setting directions of the transverse spring 13 and the longitudinal spring 9 are different, therefore, the damping cushion can be restricted with each other, so that the aim of gradually offsetting is achieved, the damping is matched with the sound insulation cushion 19, the aim of reducing noise in the operation of the centrifugal pump can be achieved, and the adverse effect on workers is reduced.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. A base of making an uproar falls for centrifugal pump, includes base (1), its characterized in that: the motor (2) is installed at one end of the base (1), the output end of the motor (2) is connected with the threaded rod (3), the outer side of the threaded rod (3) is connected with the sliding block (4), the top end of the sliding block (4) is provided with the first hinged seat (5), the top end of the first hinged seat (5) is connected with the supporting rod (6), the top end of the supporting rod (6) is connected with the second hinged seat (7), the top end of the second hinged seat (7) is provided with the bottom plate (8), the top end of the bottom plate (8) is connected with the longitudinal spring (9), the top end of the longitudinal spring (9) is provided with the top plate (10), the bottom end of the top plate (10) is provided with the fixing seat (15), the bottom end of the fixing seat (15) is connected with the connecting rod (11), the bottom end of the connecting rod (11) is connected with the sleeve block (12), one side of the sleeve block (12) is connected with the transverse spring (13), a fixing rod (14) is arranged on the inner side of the transverse spring (13), the top end of the top plate (10) is connected with an installation bin (16), two sides of the installation bin (16) are provided with first side plates (17), two ends of the installation bin (16) are connected with second side plates (18), the inner sides of the first side plates (17) and the second side plates (18) are provided with sound insulation pads (19), one side, located on the sound insulation pads (19), of the inner parts of the second side plates (18) is provided with an empty groove (20), a sliding door (21) is arranged in the empty groove (20), the top ends of the second side plates (18) and the first side plates (17) are provided with rain shelters (22), one end of each rain shelter (22) is connected with a first clamping block (23), the outer side of each first clamping block (23) is connected with a second clamping block (24), one side of each second clamping block (24) is connected with a connecting spring (25), and one side of the second clamping block (24) far away from the connecting spring (25) is connected with a pressing block (26).

2. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the bottom of base (1) inside is provided with the spacing groove, the bottom of slider (4) be connected with spacing groove assorted stopper, and stopper and slider (4) fixed connection, stopper and spacing groove sliding connection.

3. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the outside of threaded rod (3) is provided with the external screw thread, and the quantity of external screw thread is two sets of, and is two sets of external screw thread opposite direction, threaded rod (3) are connected through the bearing rotation with base (1), the quantity of slider (4) is two sets of, vaulting pole (6) all rotate with first articulated seat (5) and the articulated seat of second (7) and are connected.

4. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the quantity of fixing base (15) is two sets of, two sets of fixing base (15) all rotate with connecting rod (11) and are connected, connecting rod (11) rotate with nested piece (12) and are connected, and nested piece (12) and horizontal spring (13) fixed connection, nested piece (12) cup joint with dead lever (14) and are connected, and horizontal spring (13) are located the outside of dead lever (14).

5. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the quantity of first curb plate (17) and second curb plate (18) all is two sets of, and is two sets of first curb plate (17) and second curb plate (18) all rotate with installation storehouse (16) through the pivot and are connected, the inside bottom in installation storehouse (16) is provided with the mounting hole, and the quantity of mounting hole is the multiunit, multiunit the mounting hole equidistance distributes in the bottom in installation storehouse (16), the inside of first curb plate (17) and second curb plate (18) all is provided with the screw hole.

6. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the inside of dead slot (20) is provided with the slide rail, the both ends of push-and-pull door (21) all be provided with slide rail assorted sliding block, and push-and-pull door (21) and dead slot (20) sliding connection, the quantity of push-and-pull door (21) is three groups, three groups push-and-pull door (21) equidistance distributes in the inside of dead slot (20).

7. A noise reducing mount for a centrifugal pump as set forth in claim 1, wherein: the rain shelter (22) is connected through the pivot rotation with installation storehouse (16), the inside of second fixture block (24) be provided with first fixture block (23) assorted draw-in groove, and first fixture block (23) and second fixture block (24) block are connected, the both sides of installation storehouse (16) all are provided with the installation piece, second fixture block (24) and coupling spring (25) all are located the inside of installation piece.