CN210859259U - Bidirectional horizontal impeller built-in type submerged gate pump - Google Patents

Abstract

The utility model discloses a built-in latent water gate pump of two-way horizontal impeller, including the pump case, the inside room that absorbs water of having seted up of pump case, the indoor portion that absorbs water is provided with impeller wheel hub, impeller wheel hub' S axial mid-mounting has the pivoted pivot, impeller wheel hub fixed mounting is in the pivot, impeller wheel hub fixed surface installs the two-way impeller blade of S type, the pump case surface still is provided with electric motor rotor, motor stator and the annular motor frame of circle, motor stator fixed mounting is inside the motor frame, the both ends that the pump case is located the room that absorbs water all are provided with the flotation tank and clap the door, the inside at pump case both ends all is provided with filter equipment. The utility model discloses a be equipped with the two-way impeller blade of S type and filter equipment, be favorable to realizing irrigating and drainage bidirectional operation, increase this submerged motor pump' S practicality to and will get into the debris that absorbs water the room aquatic and filter and hold back, reduce the clean cycle of metal filter screen.

Description

Bidirectional horizontal impeller built-in type submerged gate pump

Technical Field

The utility model relates to a submerged motor pump technical field, in particular to built-in submerged lock gate pump of two-way horizontal impeller.

Background

The submersible electric pump is a water pump with a pump body impeller and a motor for driving the impeller submerged in water to work, and has two types of operation surfaces, namely a deep well and an operation surface. The submersible electric pump for the deep well supplies power to the motor through a cable extending into the well, so that a long transmission shaft is omitted, the submersible electric pump is compact in structure, light in weight and convenient to install, use and transfer, and tends to replace the long-shaft deep well pump in a power supply area, but is not suitable for a water well with high sand content and a power supply-free area.

However, when using submerged motor pump as the gate pump, can only the stiff end intake and go out water, can't realize irrigating and drainage bidirectional operation, and lead to rivers suck-back easily, thereby it is limited to lead to the practicality, and when submerged motor was as the gate pump, the aquatic of extraction contains a large amount of debris, lead to submerged motor pump inside impeller to block up easily, when adopting filter mechanism to filter, still can lead to the more rubbish of surface accumulation, cause the filter screen to block up, need often clear up, thereby provide staff's work load.

Therefore, it is necessary to provide a bidirectional horizontal impeller built-in type submerged gate pump to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a built-in latent water gate pump of two-way horizontal impeller is through being equipped with the two-way impeller blade of S type and filter equipment, is favorable to realizing irrigating and drainage both way work, increases the practicality of this submerged motor pump to and will get into the debris of suction chamber aquatic and filter and hold back, reduce the clean cycle of metal filter screen, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a water suction chamber is arranged in the pump shell, an impeller hub is arranged in the water suction chamber, a rotating shaft is arranged in the axial middle of the impeller hub, the impeller hub is fixedly installed on the rotating shaft, S-shaped bidirectional impeller blades are fixedly installed on the surface of the impeller hub, a motor rotor, a motor stator and a circular motor base are further arranged on the outer surface of the pump shell, the motor stator is fixedly installed in the motor base, the two axial ends of the motor base are respectively and correspondingly connected with the middle of the outer circumference of the water suction chamber, the motor rotor is located in the motor stator, the motor rotor is fixedly installed on the outer circumference of the impeller hub and forms a whole with the impeller hub, a winding coil of the motor stator is a waterproof winding coil, and the impeller hub is located in the middle of the motor rotor, the motor rotor and the impeller hub form an integral arrangement, floating box flap valves are arranged at two ends of the pump shell, which are positioned in the water suction chamber, filtering devices are arranged inside two ends of the pump shell, and buffering devices are arranged inside two end walls at the bottom of the pump shell.

Preferably, the top of the buoyancy tank flap valve is hinged with the top of the end part of the pump shell, and the end parts of the buoyancy tank flap valve and the pump shell are arranged in a sealing manner.

Preferably, filter equipment includes the metal filter screen, all movable pegs graft all around of metal filter screen has L shape support, inside L shape support one end runs through the metal filter screen and extends to the metal filter screen, and fixedly connected with stopper, L shape support surface is provided with spacing spring, the metal filter screen is located L shape pole run through position and has seted up the jack, the jack is located one section and the outside of stopper and communicates with each other, and diameter size and stopper phase-match, the jack is located one section diameter size of L shape support and the diameter size phase-match of L shape support, and is less than the diameter size of stopper.

Preferably, buffer includes the dashpot, the inside sliding connection of dashpot has the buffer block, the buffer block is located and is connected with buffer spring between inside one end of dashpot and the dashpot end wall.

Preferably, the both ends of pump case are the slope setting, the one end of metal filter screen and buffer block all equals with the slope at pump case both ends, outside one side of metal filter screen is parallel and level mutually with the terminal surface of pump case.

Preferably, rolling bearings are fixedly mounted at two ends of the rotating shaft respectively, inner rings of the rolling bearings are fixedly connected with the rotating shaft, bearing seats are arranged between the rolling bearings and the inside of the water suction chamber and fixedly connected with the inner wall of the water suction chamber through the bearing seats, bearing cover plates are fixedly mounted on the outer sides of the rolling bearings, and flow guide caps are fixedly mounted on the outer sides of the bearing cover plates.

Preferably, hooks are fixedly mounted on the flap door panel of the flap door of the floating box, electric hoists are mounted above the flap door of the floating box, and the hooks of the electric hoists are hung and buckled on the hooks.

Preferably, the surface of the pump shell further comprises a steel gate, and the steel gate is fixedly connected with the motor base through a bolt.

The utility model discloses a technological effect and advantage:

1. through being equipped with the two-way impeller blade of S type, be favorable to through the electric current that changes the access, the operating condition with export and import converts to effectual realization is irrigated and is arranged waterlogging two-way work, increases this submerged motor pump' S practicality.

2. The winding coil that forms a whole and motor stator through motor rotor and impeller wheel hub is water-fast winding coil, is favorable to having shortened dive axial-flow pump axial length, makes the dive motor arrange the outside of runner in, does not influence the pump sending rivers of dive charge pump, has improved the efficiency of dive charge pump, makes this dive motor be suitable for long-term submergence in aqueous, improves the fail safe nature of motor.

3. Through being equipped with filter equipment, be favorable to filtering the debris that get into the room aquatic that absorbs water and hold back to make the debris on metal filter screen surface break away from metal filter screen under the inertia effect, the effectual debris accumulation that prevents metal filter screen surface blocks up metal filter screen, reduces metal filter screen's clean cycle.

4. Through being equipped with buffer, be favorable to bumping the flotation tank and clapping the door, prevent that the flotation tank from clapping the door and bump pump case both ends, lead to diving motor to damage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of an S-shaped bidirectional impeller blade of the present invention;

fig. 3 is a schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a pump housing; 2. a water suction chamber; 3. an impeller hub; 4. a rotating shaft; 5. s-shaped bidirectional impeller blades; 6. a motor rotor; 7. a motor stator; 8. a motor base; 9. the buoyancy tank is provided with a flap valve; 10. a filtration device; 1001. a metal screen; 1002. an L-shaped bracket; 1003. a limiting block; 1004. a limiting spring; 1005. a jack; 11. a buffer device; 1101. a buffer tank; 1102. a buffer block; 1103. a buffer spring; 12. a rolling bearing; 13. a bearing seat; 14. a bearing cover plate; 15. a flow guide cap; 16. an electric hoist; 17. a steel gate.

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.

The utility model provides a two-way horizontal impeller built-in type diving gate pump as shown in figures 1-3, which comprises a pump shell 1, a water suction chamber 2 is arranged in the pump shell 1, an impeller hub 3 is arranged in the water suction chamber 2, a rotating shaft 4 is arranged at the middle part of the axial direction of the impeller hub 3, the impeller hub 3 is fixedly arranged on the rotating shaft 4, an S-shaped two-way impeller blade 5 is fixedly arranged on the surface of the impeller hub 3, and the S-shaped two-way impeller blade 5 is arranged, so that the working states of an outlet and an inlet can be converted by changing the connected current, thereby effectively realizing the two-way work of irrigation and drainage and increasing the practicability of the diving electric pump, a motor rotor 6, a motor stator 7 and a circular motor base 8 are arranged on the outer surface of the pump shell 1, the motor stator 7 is fixedly arranged in the motor base 8, the axial both ends of motor frame 8 correspond the outer circumference middle part of connecting suction chamber 2 respectively, motor rotor 6 is located motor stator 7, motor rotor 6 fixed mounting is on impeller wheel hub 3's outer circumference, and form a whole with impeller wheel hub 3, the winding coil that forms a whole and motor stator 7 through motor rotor 6 and impeller wheel hub 3 is water-fast winding coil, is favorable to having shortened dive axial-flow pump axial length, makes the dive motor arrange the outside of runner in, does not influence the pump sending rivers of dive electric pump, has improved the efficiency of dive electric pump, makes this dive motor be suitable for long-term submergence in aqueous, improves the fail safe nature of motor, and the winding coil of motor stator 7 is water-fast winding coil, impeller wheel hub 3 is located motor rotor 6's middle part, motor rotor 6 and impeller wheel hub 3 form a whole setting, the two ends of the pump shell 1, which are positioned in the water suction chamber 2, are provided with buoyancy tank flap valves 9, the insides of the two ends of the pump shell 1 are provided with filtering devices 10, and the insides of the two end walls at the bottom of the pump shell 1 are provided with buffering devices 11.

Further, in the above technical solution, the top of the flap valve 9 of the buoyancy tank is hinged to the top of the end of the pump housing 1, and the flap valve 9 of the buoyancy tank is hermetically arranged to the end of the pump housing 1;

further, in the above technical solution, the filtering device 10 includes a metal filter screen 1001, an L-shaped bracket 1002 is movably inserted around the metal filter screen 1001, one end of the L-shaped bracket 1002 extends into the metal filter screen 1001 through the metal filter screen 1001, and is fixedly connected with a limiting block 1003, a limiting spring 1004 is disposed on the surface of the L-shaped bracket 1002, a jack 1005 is disposed at the penetrating position of the L-shaped rod of the metal filter screen 1001, the jack 1005 is located at a section of the limiting block 1003 and is communicated with the outside, and the diameter size of the jack is matched with the limiting block 1003, the diameter size of a section of the jack 1005 located on the L-shaped bracket 1002 is matched with the diameter size of the L-shaped bracket 1002 and is smaller than the diameter size of the limiting block 1003, by disposing the filtering device 10, the impurities entering the water in the water suction chamber 2 are filtered and retained, and the impurities on the surface of the metal filter screen, the sundries on the surface of the metal filter screen 1001 are effectively prevented from being accumulated to block the metal filter screen 1001, and the cleaning period of the metal filter screen 1001 is shortened;

further, in the above technical solution, the buffering device 11 includes a buffering slot 1101, a buffering block 1102 is slidably connected inside the buffering slot 1101, and a buffering spring 1103 is connected between one end of the buffering block 1102 inside the buffering slot 1101 and an end wall of the buffering slot 1101, wherein an elastic force of the buffering spring 1103 is smaller than a gravity of the buoyancy tank flap valve 9, and the buffering device 11 is provided to facilitate buffering of the buoyancy tank flap valve 9 and prevent the buoyancy tank flap valve 9 from colliding with two ends of the pump housing 1, which may cause damage to the submersible motor;

furthermore, in the above technical solution, both ends of the pump case 1 are arranged in a slope, the slopes of both ends of the pump case 1 are equal to the slopes of both ends of the metal filter screen 1001 and one end of the buffer block 1102, and one side of the outer part of the metal filter screen 1001 is flush with the end surface of the pump case 1, which is beneficial to directly dropping sundries to the outside of the submersible motor;

further, in the above technical scheme, two ends of the rotating shaft 4 are respectively fixedly provided with a rolling bearing 12, an inner ring of the rolling bearing 12 is fixedly connected with the rotating shaft 4, a bearing seat 13 is arranged between the rolling bearing 12 and the inside of the water suction chamber 2 and is fixedly connected with the inner wall of the water suction chamber 2 through the bearing seat 13, the outer side of the rolling bearing 12 is fixedly provided with a bearing cover plate 14, and the outer sides of the bearing cover plates 14 are both fixedly provided with deflector caps 15;

further, in the above technical solution, hooks are fixedly installed on the flap panel of the buoyancy tank flap door 9, electric hoists 16 are installed above the buoyancy tank flap door 9, and the hooks of the electric hoists 16 are installed on the hooks in a hanging and buckling manner, which is beneficial to controlling the opening and closing of the buoyancy tank flap door 9 at one end by the electric hoists 16;

further, in the above technical solution, the surface of the pump case 1 further includes a steel gate 17, and the steel gate 17 is fixedly connected to the motor base 8 by using a bolt, which is beneficial to fixing the submersible motor to the steel gate 17.

This practical theory of operation:

referring to the attached drawings 1-2 of the specification, when the submersible electric pump is used, a flap valve panel of a flap valve 9 of a floating box at the water inlet of a water suction chamber 2 is in an open state by adopting an electric hoist 16, at the moment, water flow can normally enter an impeller hub 3, then forward current is introduced into a motor rotor 6, the motor rotor 6 is driven to rotate under the action of electromagnetic induction, and the impeller hub 3 rotates due to the fact that the motor rotor 6 and the impeller hub 3 form a whole, so that S-shaped bidirectional impeller blades 5 drive the water flow to flush the flap valve panel of the flap valve 9 of the floating box at the other end of a pump shell 1 and then flow out from the other end; because the flap panel of the flap valve 9 of the floating box at the water outlet of the water suction chamber 2 is normally in a closed state, only when the S-shaped bidirectional impeller blades 5 drive water flow to impact the flap panel of the flap valve 9 of the floating box at the water outlet, the flap panel of the flap valve 9 of the floating box at the water outlet is in an open state, so that only water is discharged from the water outlet end but not enters the water, the reverse suction of the water flow is effectively prevented, when the water flow direction is switched, the flap valve 9 of the opened floating box is closed, the flap valve 9 of the closed floating box is opened, then reverse current is introduced into the motor rotor 6, so that the impeller hub 3 drives the S-shaped bidirectional impeller blades 5 to reversely rotate, the working states of the outlet and the inlet are switched, so that the bidirectional work of irrigation and drainage is effectively realized, the practicability of the submersible electric pump is increased, the motor rotor 6 and the impeller hub 3 form a whole, and the axial length of the axial-flow pump is greatly shortened, the submersible motor is arranged outside the flow channel, the pumping water flow of the submersible electric pump is not influenced, the efficiency of the submersible electric pump is improved, and the winding coil of the motor stator 7 is a waterproof winding coil, so that the submersible electric pump is suitable for being immersed in water for a long time, and the safety and reliability of the motor are improved;

referring to the description and the accompanying drawing 3, the filtering device 10 is arranged to facilitate filtering and retaining of impurities in water entering the water suction chamber 2, the metal filter screen 1001 at the inlet position is impacted by the water to enable the metal filter screen 1001 to compress the limiting spring 1004, when the water conveying is stopped, the metal filter screen 1001 directly rebounds to the original position under the action of the limiting spring 1004, and the motion state of the metal filter screen 1001 is stopped through the limiting block 1003, so that the impurities on the surface of the metal filter screen 1001 are separated from the metal filter screen 1001 under the action of inertia, the accumulation of the impurities on the surface of the metal filter screen 1001 is effectively prevented, the metal filter screen 1001 is blocked, and the cleaning period of the metal filter screen 1001 is shortened; through being equipped with buffer 11, be favorable to at the flotation tank flap valve 9 in-process that falls, make the flotation tank flap valve 9 touch buffer block 1102, make buffer block 1102 compression buffer spring 1103 to cushion flotation tank flap valve 9, prevent that the flotation tank flap valve 9 from colliding pump case 1 both ends, lead to the submerged motor to damage.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (8)

1. The utility model provides a built-in underwater floodgate door pump of two-way horizontal impeller, includes pump case (1), its characterized in that: the improved water-absorbing pump is characterized in that a water-absorbing chamber (2) is arranged inside the pump case (1), an impeller hub (3) is arranged inside the water-absorbing chamber (2), a rotating shaft (4) is arranged in the axial middle of the impeller hub (3), the impeller hub (3) is fixedly arranged on the rotating shaft (4), an S-shaped bidirectional impeller blade (5) is fixedly arranged on the surface of the impeller hub (3), a motor rotor (6), a motor stator (7) and a circular motor base (8) are further arranged on the outer surface of the pump case (1), the motor stator (7) is fixedly arranged inside the motor base (8), the axial two ends of the motor base (8) are respectively and correspondingly connected with the middle part of the outer circumference of the water-absorbing chamber (2), the motor rotor (6) is positioned in the motor stator (7), and the motor rotor (6) is fixedly arranged on the outer circumference of the impeller hub (, the water-resistant pump casing is integrated with the impeller hub (3), winding coils of the motor stator (7) are water-resistant winding coils, the impeller hub (3) is located in the middle of the motor rotor (6), the motor rotor (6) and the impeller hub (3) are integrally arranged, floating box flap valves (9) are arranged at two ends of the pump casing (1) located in the water suction chamber (2), filtering devices (10) are arranged inside two ends of the pump casing (1), and buffering devices (11) are arranged inside two end walls of the bottom of the pump casing (1).

2. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: the top of the buoyancy tank flap valve (9) is hinged with the top of the end part of the pump shell (1), and the end parts of the buoyancy tank flap valve (9) and the pump shell (1) are arranged in a sealing manner.

3. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: filter equipment (10) includes metal filter screen (1001), all movable pegs graft all around of metal filter screen (1001) has L shape support (1002), inside metal filter screen (1001) was extended to metal filter screen (1001) is run through to L shape support (1002) one end, and fixedly connected with stopper (1003), L shape support (1002) surface is provided with spacing spring (1004), metal filter screen (1001) are located L shape pole and run through the position and have seted up jack (1005), one section that jack (1005) are located stopper (1003) communicates with each other with the outside, and diameter size and stopper (1003) phase-match, one section diameter size that jack (1005) are located L shape support (1002) and the diameter size phase-match of L shape support (1002), and are less than the diameter size of stopper (1003).

4. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: the buffer device (11) comprises a buffer tank (1101), a buffer block (1102) is connected inside the buffer tank (1101) in a sliding mode, and a buffer spring (1103) is connected between one end, located inside the buffer tank (1101), of the buffer block (1102) and the end wall of the buffer tank (1101).

5. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 3, characterized in that: the both ends of pump case (1) are the slope setting, the one end of metal filter screen (1001) and buffer block (1102) all equals with the slope at pump case (1) both ends, outside one side of metal filter screen (1001) is parallel and level mutually with the terminal surface of pump case (1).

6. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: the utility model discloses a bearing assembly, including pivot (4), water absorption chamber (2), bearing seat (13), antifriction bearing (12), bearing apron (14), the equal fixed mounting in bearing apron (14) outside has water conservancy diversion cap (15), and the inner circle and pivot (4) fixed connection of antifriction bearing (12) are fixed mounting respectively at pivot (4) both ends, be provided with bearing seat (13) between the inside of antifriction bearing (12) and water absorption chamber (2), and through bearing seat (13) and water absorption chamber (2) inner wall fixed connection, antifriction bearing (12) outside fixed mounting has bearing apron (14).

7. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: hooks are fixedly mounted on a flap panel of the flap door (9) of the buoyancy tank, electric hoists (16) are mounted above the flap door (9) of the buoyancy tank, and the hooks of the electric hoists (16) are hung and buckled on the hooks.

8. The built-in submerged sluice pump with the bidirectional horizontal impeller as recited in claim 1, characterized in that: the surface of the pump shell (1) further comprises a steel gate (17), and the steel gate (17) is fixedly connected with the motor base (8) through bolts.

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