CN211449091U - Long-shaft deep-well pump with shock-proof capability - Google Patents

Abstract

The utility model discloses a long-shaft deep-well pump with shock-proof capability, which comprises a bottom plate, a deep-well pump unit and a shock absorption unit; a deep well pump unit: the deep well pump unit comprises a motor, a rotating shaft, a water raising pipe and an impeller, the side surface of the upper end of the water raising pipe is fixedly connected with the hollow side wall in the middle of the upper surface of the bottom plate, the upper end of the water raising pipe is fixedly connected with the lower surface of the motor, the output shaft of the motor is fixedly connected with the upper end of the rotating shaft, the rotating shaft is positioned in the water raising pipe, and the side surface of the lower end of the rotating shaft is provided with the impeller; the damping unit is equipped with four, and the equidistant setting of four damping unit is at the lower surface of bottom plate, the damping unit includes piston rod, spring, piston, solid fixed cylinder and oil-gas mixture, and this major axis deep-well pump that has shock-proof capacity can avoid major axis deep-well pump to take place the swing when using, and the production of noise prevents, avoids taking place resonance between the pump body and the mounting bracket, increases the life of major axis deep-well pump.

Description

Long-shaft deep-well pump with shock-proof capability

Technical Field

The utility model relates to a hydraulic machinery technical field specifically is a major axis deep-well pump with shock-proof ability.

Background

The major axis deep well pump is mostly a vertical single-suction multistage centrifugal pump, the impeller of the major axis deep well pump is arranged below the dynamic water level in the well, the power machine is arranged on the well, the impeller is driven to rotate in the diversion shell through the transmission major axis, water flow is lifted upwards to the ground along a flow channel between the diversion shell and the impeller through the water conveying pipe, most of the major axis deep well pumps are fixedly arranged on the mounting frame directly through bolts when in use, but the part of the major axis deep well pump, which is positioned below the mounting surface, is very long, a large amount of vibration can be generated when the motor drives the underwater impeller to rotate, the impeller part can swing easily, the major axis deep well pump can generate very large noise when in work, and if the mounting frame and the pump body resonate, the pump body can be damaged, and.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a major axis deep-well pump with shock-proof capability, can avoid major axis deep-well pump to take place the swing when using, the production of noise prevention avoids taking place resonance between the pump body and the mounting bracket, increases the life of major axis deep-well pump, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a long-shaft deep-well pump with shock-proof capacity comprises a bottom plate, a deep-well pump unit and a shock absorption unit;

a deep well pump unit: the deep well pump unit comprises a motor, a rotating shaft, a water raising pipe and an impeller, the side surface of the upper end of the water raising pipe is fixedly connected with the hollow side wall in the middle of the upper surface of the bottom plate, the upper end of the water raising pipe is fixedly connected with the lower surface of the motor, the output shaft of the motor is fixedly connected with the upper end of the rotating shaft, the rotating shaft is positioned in the water raising pipe, and the side surface of the lower end of the rotating shaft is provided with the impeller;

a damping unit: the damping units are four and are arranged on the lower surface of the bottom plate at equal intervals, each damping unit comprises a piston rod, a spring, a piston, a fixed cylinder and an oil-gas mixture, the upper end of each piston rod is fixedly connected with the lower surface of the bottom plate, the lower end of each piston rod is fixedly connected with the middle of the upper surface of the piston, the springs are sleeved on the outer sides of the piston rods, the side surfaces of the pistons are slidably connected with the inner side surface of the fixed cylinder, the lower end of the fixed cylinder is fixedly connected with the upper surface of the mounting plate, and the oil-gas mixture is arranged in the fixed cylinder;

wherein: the input of motor is connected with external control circuit's output electricity, can promote the water of low department to the eminence through deep-well pump unit, can reduce the vibrations that deep-well pump during operation produced through the shock attenuation unit, reduces the noise that deep-well pump produced at the during operation, avoids the mounting bracket to produce resonance and influences the life of deep-well pump.

Further, still include handle groove and fixed orifices, the handle groove is equipped with four, and four handle groove equidistance set up the upper surface at the bottom plate, the fixed orifices is equipped with four, and four fixed orifices evenly set up along the lower surface of mounting panel, can make things convenient for installer to remove the deep-well pump when the installation through the handle groove, can be convenient fix the mounting panel on the mounting bracket through the fixed orifices.

Further, still include outlet pipe and flange, the outlet pipe is established in the side of lifting pipe upper end, and the inside of outlet pipe intercommunication lifting pipe, the one end in the outlet pipe outside is equipped with flange, can conveniently be connected outlet pipe and outside water supply pipe through flange, facilitates the use.

Further, still include spacing groove and stopper, the spacing groove is equipped with two, and two spacing grooves all establish the side at the lifting pipe middle part, the stopper is equipped with two, and two stoppers are established at the lateral wall in mounting panel middle part hole, and two stoppers and two spacing groove sliding connection, can prevent through stopper and spacing groove cooperation that the deep-well pump from taking place the swing at the during operation lifting pipe.

Further, still include bolt and lauter tub, the lauter tub passes through six bolt fastening at the lower extreme of lifting pipe, can filter the water of bottom through the lauter tub, prevents that foreign matter and debris from inhaling and causing the impeller to damage in the impeller, avoids the emergence of accident.

Further, still include water conservancy diversion hole and spacing seat, the side of spacing seat and the middle part fixed connection of lifting pipe medial surface, the upper surface of spacing seat is equipped with and is no less than five water conservancy diversion holes, can prevent through spacing seat that the during operation axis of rotation from taking place to rock, and the increase is the stability of deep-water pump at the during operation.

Further, still include supporting seat and bracing piece, the medial surface fixed connection of the side of supporting seat and the raise water pipe upper end, the bracing piece is the L type, and the bracing piece is equipped with threely, the side fixed connection of the upper end of three bracing piece and axis of rotation upper end, the lower extreme of three bracing piece and the ring channel sliding connection of supporting seat upper surface can provide the support for the axis of rotation through supporting seat and bracing piece, reduces the power of dragging of impeller to motor output shaft.

Further, still include rubber protection cover, rubber protection cover is equipped with four, and four rubber protection cover's both ends are connected with the lower surface of bottom plate and the last fixed surface of mounting panel respectively, and four rubber protection covers are located the outside of four fixed barrels, prevent effectively through rubber protection cover that the foreign matter from entering into the inside of fixed barrel and influencing the shock attenuation effect of shock attenuation unit.

Compared with the prior art, the beneficial effects of the utility model are that: this major axis deep-well pump with shock-proof ability has following benefit:

1. can promote the water of low department to the eminence through deep-well pump unit, can reduce the vibrations that deep-well pump during operation produced through the shock attenuation unit, reduce the noise that deep-well pump produced at the during operation, avoid the mounting bracket to produce resonance and influence the life of deep-well pump.

2. Can be when installation convenience of installation personnel remove the deep-well pump through the handle groove, can be convenient fix the mounting panel on the mounting bracket through the fixed orifices, can conveniently be connected outlet pipe and outside water supply pipe through flange, facilitate the use.

3. The deep-well pump can be prevented through the cooperation of stopper and spacing groove that the during operation lifting pipe takes place the swing, can filter the water of bottom through the lauter tub, prevents that foreign matter and debris from inhaling in the impeller and causing the impeller to damage, avoids the emergence of accident.

4. Can prevent that the during operation axis of rotation from taking place to rock through spacing seat, the increase is the stability of deep-water pump at the during operation, can provide the support for the axis of rotation through supporting seat and bracing piece, reduces the impeller and to the power of dragging of motor output shaft, effectively prevents through rubber lag that the foreign matter from entering into the inside of solid fixed cylinder and influencing the shock attenuation effect of shock attenuation unit.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the supporting seat structure of the present invention;

fig. 4 is a schematic view of the structure of the damping unit of the present invention.

In the figure: the device comprises a base plate 1, a mounting plate 2, a deep-well pump unit 3, a motor 31, a rotating shaft 32, a water raising pipe 33, an impeller 34, a damping unit 4, a piston rod 41, a spring 42, a piston 43, a fixing cylinder 44, an oil-gas mixture 45, a handle groove 5, a fixing hole 6, a water outlet pipe 7, a connecting flange 8, a limiting groove 9, a limiting block 10, a bolt 11, a filter vat 12, a flow guide hole 13, a limiting seat 14, a supporting seat 15, a supporting rod 16 and a rubber protecting sleeve 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a long-shaft deep-well pump with shock-proof capacity comprises a bottom plate 1, a deep-well pump unit 3 and a shock absorption unit 4;

deep-well pump unit 3: the deep well pump unit 3 comprises a motor 31, a rotating shaft 32, a water raising pipe 33 and an impeller 34, wherein the side surface of the upper end of the water raising pipe 33 is fixedly connected with the hollow side wall of the middle part of the upper surface of the bottom plate 1, the upper end of the water raising pipe 33 is fixedly connected with the lower surface of the motor 31, the output shaft of the motor 31 is fixedly connected with the upper end of the rotating shaft 32, the rotating shaft 32 is positioned in the water raising pipe 33, and the side surface of the lower end of the rotating shaft 32 is provided;

the damping unit 4: the four damping units 4 are arranged on the lower surface of the bottom plate 1 at equal intervals, each damping unit 4 comprises a piston rod 41, a spring 42, a piston 43, a fixed cylinder 44 and an oil-gas mixture 45, the upper end of each piston rod 41 is fixedly connected with the lower surface of the bottom plate 1, the lower end of each piston rod 41 is fixedly connected with the middle of the upper surface of the corresponding piston 43, each spring 42 is sleeved on the outer side of the corresponding piston rod 41, the side surface of each piston 43 is slidably connected with the inner side surface of the corresponding fixed cylinder 44, the lower end of each fixed cylinder 44 is fixedly connected with the upper surface of the corresponding mounting plate 2, and the oil-gas mixture 45 is;

wherein: the input of motor 31 is connected with external control circuit's output electricity, can promote the water of low department to the eminence through deep-well pump unit 3, can reduce the vibrations that deep-well pump during operation produced through shock-absorbing unit 4, reduces the noise that deep-well pump produced at the during operation, avoids the mounting bracket to produce resonance and influences the life of deep-well pump.

Wherein: still include handle groove 5 and fixed orifices 6, handle groove 5 is equipped with four, and four handle grooves 5 equidistance set up at the upper surface of bottom plate 1, and fixed orifices 6 are equipped with four, and four fixed orifices 6 evenly set up along mounting panel 2's lower surface, can make things convenient for the installer to remove the deep-well pump when the installation through handle groove 5, can be convenient fix mounting panel 2 on the mounting bracket through fixed orifices 6.

Wherein: still include outlet pipe 7 and flange 8, outlet pipe 7 is established in the side of lifting pipe 33 upper end, and outlet pipe 7 intercommunication lifting pipe 33's inside, and the one end in the outlet pipe 7 outside is equipped with flange 8, can conveniently be connected outlet pipe 7 and outside water supply pipe through flange 8, facilitates the use.

Wherein: still include spacing groove 9 and stopper 10, spacing groove 9 is equipped with two, and two spacing grooves 9 all establish the side at lifting pipe 33 middle part, and stopper 10 is equipped with two, and two stoppers 10 are established at the lateral wall in 2 middle part holes of mounting panel, and two stopper 10 and two spacing groove 9 sliding connection, can prevent through stopper 10 and the cooperation of spacing groove 9 that the deep-well pump from taking place the swing at the lifting pipe 33 during operation.

Wherein: still include bolt 11 and lauter tub 12, lauter tub 12 is fixed at the lower extreme of lifting pipe 33 through six bolts 11, can filter the water of bottom through lauter tub 11, prevents that foreign matter and debris from inhaling and cause impeller 34 to damage in impeller 34, avoids the emergence of accident.

Wherein: still include water conservancy diversion hole 13 and spacing seat 14, the middle part fixed connection of the side of spacing seat 14 and 33 medial surfaces of lifting pipe, the upper surface of spacing seat 14 is equipped with and is no less than five water conservancy diversion holes 13, can prevent that during operation axis of rotation 32 from taking place to rock through spacing seat 14, and the increase is the stability of deep-water pump at the during operation.

Wherein: still include supporting seat 15 and bracing piece 16, the medial surface fixed connection of the side of supporting seat 15 and the upper end of lifting pipe 33, bracing piece 16 is the L type, and bracing piece 16 is equipped with threely, the side fixed connection of the upper end of three bracing piece 16 and axis of rotation 32 upper end, the lower extreme of three bracing piece 16 and the ring channel sliding connection of supporting seat 15 upper surface can provide the support for axis of rotation 32 through supporting seat 15 and bracing piece 17, reduce the power of dragging of impeller 34 to motor 31 output shaft.

Wherein: still include rubber protection sleeve 17, rubber protection sleeve 17 is equipped with four, and four rubber protection sleeve 17's both ends are connected with the lower surface of bottom plate 1 and the last fixed surface of mounting panel 2 respectively, and four rubber protection sleeve 17 are located the outside of four fixed barrels 44, effectively prevent through rubber protection sleeve 17 that the foreign matter from entering into the inside of fixed barrel 44 and influencing the shock attenuation effect of shock attenuation unit 4.

When in use: the lower end of a water lifting pipe 33 extends into water, a mounting plate 2 is installed and fixed on a mounting frame through a fixing hole 6, a water outlet pipe 7 is connected with an external water conveying pipeline through a connecting flange 8, the motor 31 is controlled to work through an external control circuit, an output shaft of the motor 31 drives a rotating shaft 32 to rotate, an impeller 34 rotates to convey water upwards through the water lifting pipe 33 and conveys the water into the water conveying pipeline through the water outlet pipe 7, vibration is transmitted to the water lifting pipe 33 and a bottom plate 1 when the motor 31 works, transverse shaking of the water lifting pipe 33 can be reduced through matching of a limiting block 10 and a limiting groove 9, longitudinal vibration is absorbed through elasticity of a spring 42, when the longitudinal vibration is too large, the bottom plate 1 can push a piston rod 41 to move downwards, the piston rod 41 pushes a piston 43 to move downwards, the piston 43 compresses an oil-gas mixture 45 in a fixing barrel 44, and the pressure of the oil-gas mixture 45 is increased, the generation of the damping force reduces the generation of vibration when the motor 31 operates.

It should be noted that the motor 31 used in this embodiment is a three-phase asynchronous motor of shanghai Chi Guang electromechanical devices, ltd, with a specific model number of YLB200-3-2, and the external control circuit is used to control the operation of the motor 31 by a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A long-shaft deep-well pump with shock-proof capability is characterized in that: comprises a bottom plate (1), a deep-well pump unit (3) and a damping unit (4);

deep-well pump unit (3): the deep well pump unit (3) comprises a motor (31), a rotating shaft (32), a water lifting pipe (33) and an impeller (34), the side surface of the upper end of the water lifting pipe (33) is fixedly connected with the hollow side wall of the middle part of the upper surface of the bottom plate (1), the upper end of the water lifting pipe (33) is fixedly connected with the lower surface of the motor (31), the output shaft of the motor (31) is fixedly connected with the upper end of the rotating shaft (32), the rotating shaft (32) is positioned in the water lifting pipe (33), and the side surface of the lower end of the rotating shaft (32) is provided with the impeller (34);

damping unit (4): the damping units (4) are four, the four damping units (4) are arranged on the lower surface of the bottom plate (1) at equal intervals, each damping unit (4) comprises a piston rod (41), a spring (42), a piston (43), a fixed cylinder (44) and an oil-gas mixture (45), the upper end of each piston rod (41) is fixedly connected with the lower surface of the bottom plate (1), the lower end of each piston rod (41) is fixedly connected with the middle of the upper surface of the corresponding piston (43), the springs (42) are sleeved on the outer sides of the piston rods (41), the side surfaces of the pistons (43) are slidably connected with the inner side surface of the corresponding fixed cylinder (44), the lower end of the corresponding fixed cylinder (44) is fixedly connected with the upper surface of the mounting plate (2), and the oil-gas mixtures (45) are arranged in the corresponding fixed cylinders (;

wherein: and the input end of the motor (31) is electrically connected with the output end of an external control circuit.

2. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include handle groove (5) and fixed orifices (6), handle groove (5) are equipped with four, and four handle grooves (5) equidistance set up the upper surface at bottom plate (1), fixed orifices (6) are equipped with four, and four fixed orifices (6) evenly set up along the lower surface of mounting panel (2).

3. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include outlet pipe (7) and flange (8), the side of lifting pipe (33) upper end is established in outlet pipe (7), and outlet pipe (7) intercommunication lifting pipe's (33) inside, the one end in the outlet pipe (7) outside is equipped with flange (8).

4. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include spacing groove (9) and stopper (10), spacing groove (9) are equipped with two, and the side at lifting pipe (33) middle part is all established in two spacing grooves (9), stopper (10) are equipped with two, and the lateral wall in mounting panel (2) middle part hole is established in two stopper (10), and two stopper (10) and two spacing groove (9) sliding connection.

5. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: the water pump is characterized by further comprising bolts (11) and a filter barrel (12), wherein the filter barrel (12) is fixed at the lower end of the water raising pipe (33) through six bolts (11).

6. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include water conservancy diversion hole (13) and spacing seat (14), the side of spacing seat (14) and the middle part fixed connection of lifting pipe (33) medial surface, the upper surface of spacing seat (14) is equipped with and is no less than five water conservancy diversion hole (13).

7. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include supporting seat (15) and bracing piece (16), the medial surface fixed connection of the side of supporting seat (15) and lifting pipe (33) upper end, bracing piece (16) are the L type, and bracing piece (16) are equipped with threely, the side fixed connection of the upper end of three bracing piece (16) and axis of rotation (32) upper end, the lower extreme of three bracing piece (16) and the ring channel sliding connection of supporting seat (15) upper surface.

8. The long-shaft deep-well pump with shock-proof capability of claim 1, wherein: still include rubber lag (17), rubber lag (17) are equipped with four, and the both ends of four rubber lags (17) are connected with the lower surface of bottom plate (1) and the last fixed surface of mounting panel (2) respectively, and four rubber lags (17) are located the outside of four fixed cylinder (44).

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