CN114458608B - Pipeline shielding electric pump with outstanding cooling effect - Google Patents

Pipeline shielding electric pump with outstanding cooling effect Download PDF

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Publication number
CN114458608B
CN114458608B CN202210124300.5A CN202210124300A CN114458608B CN 114458608 B CN114458608 B CN 114458608B CN 202210124300 A CN202210124300 A CN 202210124300A CN 114458608 B CN114458608 B CN 114458608B
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liquid
arc
plate
liquid outlet
motor
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CN114458608A (en
Inventor
刘艳
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Richter Zhejiang Technology Co ltd
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Richter Zhejiang Technology Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/046Bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to the field of electric pumps, in particular to a pipeline shielding electric pump with an outstanding cooling effect, which comprises a driving motor, a pump body and a base, wherein the pump body is provided with a liquid inlet and a liquid outlet, the top end of the liquid outlet is close to the right side and is provided with a circulating hole, one end of a liquid guide pipe is fixedly communicated in the circulating hole, the other end of the liquid guide pipe is communicated with an inner cavity of the driving motor, a filter plate is fixedly connected to the inner wall of the liquid outlet, the filter plate is arranged at the left side of the circulating hole, an impact mechanism is arranged between the circulating hole and the filter plate, a collecting mechanism is arranged below the left side of the filter plate, and the liquid is filtered before being conveyed into the motor, so that the liquid entering the motor does not contain impurities, the motor is not damaged, the motor is well protected, the service life of the pipeline shielding electric pump is greatly prolonged, and meanwhile, the accumulated impurities on the filter plate can be impacted down through the impact of the impact mechanism, and the collecting mechanism is used for collecting the filter plate, and the filter plate cannot be blocked in the use process.

Description

Pipeline shielding electric pump with outstanding cooling effect
Technical Field
The invention relates to the field of electric pumps, in particular to a pipeline shielding electric pump with an outstanding cooling effect.
Background
The pipeline shielding electric pump is used for introducing liquid in a part of liquid outlet into the motor through the liquid guiding pipe and finally returning to the impeller chamber, and related parts (such as a sliding bearing consisting of a shaft sleeve, a thrust bearing and a graphite bearing) in the motor are lubricated on one hand through continuously circulating, so that noise in the motor operation process is greatly reduced, on the other hand, when the liquid passes through the motor, the heat of the motor in the operation process can be taken away, a good heat dissipation effect is achieved, the conveyed liquid needs to enter the motor, if impurities are mixed in the conveyed liquid, the impurities adhere to the motor, the circulating channel is blocked in a long time, the circulation is not facilitated, the normal operation of the motor is influenced, the motor cannot be operated, the damage is caused to the motor, the service life of the motor is greatly reduced, but in the prior art, the device for filtering the liquid led to the motor and the device for removing the filtered impurities are not easy to occur in the operation process, the effective circulating pipeline shielding electric pump of the liquid is often difficult to establish the electric pump for a long time, and the electric pump cannot normally operate in a short time.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention aims to provide the pipeline shielding electric pump with outstanding cooling effect, which solves the problems in the prior art, and the pipeline shielding electric pump filters the conveyed liquid before the conveyed liquid enters the motor, so that the liquid entering the motor does not contain impurities and cannot damage the motor, the motor is well protected, the service life of the pipeline shielding electric pump is greatly prolonged, meanwhile, the accumulated impurities on the filter plate can be collided by the collision mechanism, and the filter plate can not be blocked in the using process by the collection mechanism.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pipeline shielding charge pump that cooling effect is outstanding, including driving motor, the pump body and base, be equipped with inlet and liquid outlet on the pump body, the top of liquid outlet is close to the right side and has seted up the circulation hole, the fixed intercommunication in circulation hole has the one end of drainage pipe, the inner chamber of driving motor is linked together to the other end of drainage pipe, fixedly connected with filter on the inner wall of liquid outlet, the filter sets up in the left side in circulation hole, be provided with striking mechanism between circulation hole and the filter, the left side below of filter is provided with collection mechanism.
Preferably, the striking mechanism comprises a driving machine fixed on the outer side wall of the top of the liquid outlet, the driving machine is fixedly connected with a swinging rod, and the bottom end of the swinging rod is fixedly provided with a striking ball.
Preferably, the collecting mechanism comprises a first arc plate which is arranged below the liquid outlet and protrudes to the left and a second arc plate which is protruding to the right, the bottom of the first arc plate and the bottom of the second arc plate are respectively fixed on the top surface of the collecting box, the top of the first arc plate penetrates through the liquid outlet and stretches into the inner cavity of the liquid outlet, the top of the second arc plate is fixed in the side wall of the liquid outlet on the right side of the filter plate, a communicating groove is formed in the collecting box, the communicating groove is arranged between the first arc plate and the second arc plate, and a door capable of being opened and closed is arranged on the collecting box.
Preferably, the bottom of first arc is fixed with the first hang plate that inclines to the right, and the bottom of second arc is fixed with the second hang plate that inclines to the left, and first hang plate and second hang plate are the symmetry setting, and the bottom of both leaves the clearance.
Preferably, a guide plate inclined downwards to the right is fixed at the top end of the first arc-shaped plate.
Preferably, a plurality of upwardly convex arc-shaped baffles are uniformly distributed on the inner side surface of the first arc-shaped plate.
Preferably, a miniature cooling box is fixed on the liquid guiding pipe, cooling liquid is placed in the miniature cooling box, a cooling pipe is arranged in the cooling liquid, the cooling pipe is bent and roundabout, and two ends of the cooling pipe are respectively communicated with the liquid guiding pipe.
Preferably, the impact mechanism is provided with two impact mechanisms which are respectively fixed on the top outer side wall and the bottom outer side wall of the liquid outlet.
Preferably, the base passes through the bolted connection pump body, the pump body includes inlet and liquid outlet and with inlet and communicating impeller room of liquid outlet, impeller room has by motor drive's impeller, the motor includes stator and rotor, the cover has the stator shield cover on the stator, the cover has the rotor shield cover on the rotor, have the space between stator shield cover and the rotor shield cover, the both ends of rotor are equipped with thrust bearing and thrust bearing down, thrust bearing's outside is provided with graphite bearing down, graphite bearing's outside is provided with the bolster down.
(III) beneficial effects
The invention provides a pipeline shielding electric pump with outstanding cooling effect, which is characterized in that liquid entering the motor is filtered before entering the motor, so that the liquid entering the motor does not contain impurities, the motor is not damaged, the motor is well protected, the service life of the pipeline shielding electric pump is greatly prolonged, meanwhile, the impurities accumulated on the filter plate can be collided by the impact mechanism to fall off through the impact of the impact mechanism, and the filter plate can not be blocked in the use process through the collection mechanism.
Drawings
Fig. 1 is an overall schematic view of the present invention, with the right side of the central axis being a cross-sectional view.
Fig. 2 is an overall schematic of the present invention.
Fig. 3 is an enlarged view of a portion of fig. 2 a in accordance with the present invention.
Fig. 4 is an overall schematic of the present invention.
In the figure: 1-driving motor, 2-pump body, 3-base, 4-inlet, 5-liquid outlet, 6-circulation hole, 7-drainage pipe, 8-filter, 9-striking mechanism, 10-have collection mechanism, 11-driving machine, 12-rocking beam, 13-strike ball, 14-first arc, 15-first arc, 16-collecting box, 17-intercommunication groove, 18-first inclined plate, 19-second inclined plate, 20-baffle, 21-arc baffle, 22-miniature cooling box, 23-cooling tube, 24-impeller room, 25-impeller, 26-stator, 27-rotor, 28-stator shield, 29-rotor shield, 30-upper thrust bearing, 31-lower thrust bearing, 32-upper bearing frame, 33-lower bearing frame.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of 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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that: the utility model provides a pipeline shielding electric pump with outstanding cooling effect, which comprises a drive motor 1, the pump body 2 and a base 3, be equipped with inlet 4 and outlet 5 on the pump body 2, circulation hole 6 has been seted up near the right side on the top of outlet 5, the one end of drainage pipe 7 is fixed intercommunication in circulation hole 6, the inner chamber of drive motor 1 is linked to the other end of drainage pipe 7, fixedly connected with filter 8 on the inner wall of outlet 5, filter 8 sets up in the left side of circulation hole 6, be provided with impact mechanism 9 between circulation hole 6 and filter 8, the left side below of filter 9 is provided with collection mechanism 10, during operation, motor 1 starts, liquid that will be carried is drawn into inlet 4 from the outside, later be transmitted to outlet 5, the liquid in the infusion hole 5 is mostly transmitted to appointed place, little is led to the inner chamber of motor 1 through drainage pipe 7, before the liquid enters the motor, the liquid is filtered through the filter plate 8 to filter the impurities mixed in the liquid, meanwhile, the impact mechanism 9 regularly impacts the filter plate 8 to impact the impurities adhered on the filter plate 8, the impacted impurities just drop into the collecting mechanism 10 below the left side of the filter plate 8 and are collected by the collecting mechanism 10, so that the liquid is well filtered, the liquid entering the motor does not contain impurities, the motor is not damaged, the motor is well protected, the service life of the pipeline shielding electric pump is greatly prolonged, the impurities adhered on the filter plate 8 are well collected, the cleaning work of the filter plate 8 is omitted, a lot of troubles are reduced, the situation that liquid cannot be transported due to the blocking of the filtering holes on the filtering plate 8 is avoided.
The impact mechanism 9 comprises a driver 11 fixed on the outer side wall of the top of the liquid outlet 5, the driver 11 is fixedly connected with a swinging rod 12, the bottom end of the swinging rod 12 is fixedly provided with an impact ball 13, the impact mode is relatively simple, the impact effect is good, impurities adhered on the filter plate 8 are easy to fall down after being impacted by impact force, and the condition that a filter hole is blocked cannot occur.
The collecting mechanism 10 comprises a first arc plate 14 which is arranged below the liquid outlet 5 and protrudes leftwards and a second arc plate 15 which is protruded rightwards, the bottom of the first arc plate 14 and the bottom of the second arc plate 15 are respectively fixed on the top surface of a collecting box 16, the top of the first arc plate 14 penetrates through the liquid outlet 5 and stretches into an inner cavity of the liquid outlet 5, the top of the second arc plate 15 is fixed in the side wall of the liquid outlet 5 on the right side of the filter plate 8, a communicating groove 17 is arranged on the collecting box 16, the communicating groove 17 is arranged between the first arc plate 14 and the second arc plate 15, an openable door is arranged on the collecting box 16, the top of the second arc plate 15 is fixed in the side wall of the liquid outlet 5 on the right side of the filter plate 8, so that impurities which shake down on the filter plate 8 can fall into a cavity enclosed by the first arc plate 14 and the second arc plate 15, the situation that some impurities are directly dropped on the inner side wall of the liquid outlet 5 and cannot be collected due to the fact that the top of the second arc-shaped plate 15 is fixed on the left side of the filter plate 8 is avoided, the first arc-shaped plate 14 is arranged to extend into the inner cavity of the liquid outlet 5, a channel is reserved between the top of the first arc-shaped plate 14 and the inner wall of the top of the liquid outlet 5, through the arrangement, the channel for passing liquid is reduced by the part of the first arc-shaped plate 14 in the inner cavity of the liquid outlet 5, the pressure of the liquid passing through the filter plate 8 is increased, the speed of the liquid passing through the filter plate 8 is increased, on the other hand, when the impact mechanism 9 impacts the filter plate 8, the impurities on the filter plate 8 are impacted leftwards on the one hand, and impacted rightwards on the other hand, so that the impurities are impacted to be impacted to drop off by a certain resistance, and are not easy to fall downwards, the first arc plate 14 in the inner cavity of the liquid outlet 5 plays a good role in blocking the impact force of liquid, so that impurities on the filter plate 8 drop downwards more easily, meanwhile, after liquid thrown out from the pump cavity of the pump body 2 passes through the first arc plate 14 and a gap in the top inner wall of the liquid outlet 5, the liquid drops downwards due to no blocking of the first arc plate 14, so that the liquid flowing downwards drives the shaken-off impurities to move downwards, enters the collecting box 16 through the communicating groove 17 to be collected, the impurities cannot be swirled in the liquid in a non-directional manner, the situation that the impurities cannot enter the collecting box 16 occurs, a door arranged on the impurities can be opened when the impurities in the collecting box 16 are full, the impurities are taken out, and the door is very convenient to be reclosed after the impurities are removed.
The bottom of first arc 14 is fixed with the first hang plate 18 that leans to the right, the bottom of second arc 15 is fixed with the second hang plate 19 that leans to the left, first hang plate 18 and second hang plate 19 are the symmetry setting, and the clearance is left to both's bottom, through setting up first hang plate 18 and second hang plate 19, the impurity gets into collecting box 16 through the clearance between first hang plate 18 and the second hang plate 19, compare in the intercommunication groove 17, obviously make the impurity get into the passageway in the collecting box 16 diminish, this passageway impurity can pass through, but the impurity that gets into in the collecting box 16 is difficult to return from this clearance, play fine collecting action.
The top of the first arc plate 14 is fixed with the guide plate 20 inclined downwards to the right, so that when the liquid thrown out from the pump cavity of the pump body 2 passes through the gap between the top of the first arc plate 14 and the top inner wall of the liquid outlet 5, the liquid part with a higher flow speed is guided downwards to the right by the guide plate 20, and the downward flow speed of the liquid near the left side of the filter plate 8 can be accelerated, and the impurities falling from the filter plate 8 can move downwards along with the downward flow of the liquid, so that the speed of the impurities entering the collecting box 16 is accelerated.
The inner side surface of the first arc plate 14 is uniformly provided with a plurality of upwardly convex arc baffles 21, the arc baffles 21 have elasticity and further play a role in guiding flow, the arc baffles 21 at the bottommost end can just cover the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19 under the action of no external force, when the arc baffles 21 are impacted by downward liquid flow, the arc baffles 21 deflect downwards to expose the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19, impurities are convenient to enter the collecting box 16, in some cases, when impurities in the collecting box 16 slightly flow back upwards from the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19, the direction of the liquid flow is certainly upwards, and at the moment, the arc baffles 21 deflect upwards to block the impurities to further upwards move and mix in the liquid again, so that a good blocking effect is achieved.
Be fixed with miniature cooling tank 22 on the draw liquid pipe 7, placed the coolant liquid in the miniature cooling tank 22, be provided with cooling tube 23 in the coolant liquid, cooling tube 23 sets up to crooked circuitous form, and its both ends are linked together with draw liquid pipe 7 respectively, through setting up miniature cooling tank 22, will get into the inside liquid of motor and carry out refrigerated effect earlier, when liquid gets into inside motor 1 like this, play fine cooling radiating effect to motor 1, increased the life of motor.
The impact mechanism 9 is provided with two, and it is fixed respectively on the top lateral wall and the bottom lateral wall of liquid outlet 5, through setting up two impact mechanisms 9 about for the dynamics of striking is bigger, and the scope of striking is wider more even, thereby makes the effect of striking better, is hit by the impurity of adhesion more easily on the filter 8 and falls.
The base 3 is connected with the pump body 2 through bolts, the pump body 2 comprises a liquid inlet 4, a liquid outlet 5 and an impeller chamber 24 communicated with the liquid inlet 4 and the liquid outlet 5, an impeller 25 driven by a motor 1 is arranged in the impeller chamber 24, the motor 1 comprises a stator 26 and a rotor 27, a stator shielding sleeve 28 is sleeved on the stator 26, a rotor shielding sleeve 29 is sleeved on the rotor 27, a gap is reserved between the stator shielding sleeve 28 and the rotor shielding sleeve 29, an upper thrust bearing 30 and a lower thrust bearing 31 are arranged at two ends of the rotor 27, an upper graphite bearing is arranged at the outer side of the upper thrust bearing 30, a lower graphite bearing is arranged at the outer side of the lower thrust bearing 31, an upper bearing seat 32 is arranged at the outer side of the upper graphite bearing, and a lower bearing seat 33 is arranged at the outer side of the lower graphite bearing.
Working principle: when the pump works, the motor 1 and the impact mechanism 9 are started simultaneously, liquid to be conveyed is input from the liquid inlet 4 of the pump body and enters the impeller chamber 24, the impeller 25 is driven to rotate through the rotation of the motor 1, a certain negative pressure is generated, the liquid is led to reach the liquid outlet 5 of the pump body 2 from the outlet of the impeller 25 through the volute runner of the pump body 2, the liquid in the liquid outlet 5 firstly passes through the gap between the top of the first arc-shaped plate 14 and the inner wall of the top of the liquid outlet 5, the part of the first arc-shaped plate 14 in the inner cavity of the liquid outlet 5 reduces the passage of the liquid on one hand, the pressure of the liquid passing through the filter plate 8 is increased, so that the speed of the liquid passing through the filter plate 8 is increased, on the other hand, when the impact mechanism 9 impacts the filter plate 8, impurities on the filter plate 8 are impacted leftwards on the one hand, and on the other hand are impacted rightwards by the liquid, so that the impurities are also subjected to a certain resistance in the process of being impacted to fall, the impurities are not easy to fall downwards, the first arc-shaped plate 14 in the inner cavity of the liquid outlet 5 plays a good role in blocking the impact force of liquid, so that the impurities on the filter plate 8 fall downwards more easily, meanwhile, after the liquid thrown out from the pump cavity of the pump body 2 passes through the first arc-shaped plate 14 and the gap of the top inner wall of the liquid outlet 5, the liquid falls downwards due to no blocking of the first arc-shaped plate 14, so that the liquid flowing downwards can drive the shaken-off impurities to move downwards, enter the collecting box 16 through the communicating groove 17 and be collected, the impurities cannot be swirled in the liquid in a non-directional way, the situation that the impurities cannot enter the collecting box 16 occurs, the liquid part with a faster original flow speed is guided by the guide plate 20 to the right lower side, the downward flowing speed of the liquid near the left side of the filter plate 8 can be accelerated, so that the impurities which are shocked and fallen on the filter plate 8 move downwards along with the downward flowing of the liquid, the speed of the impurities entering the collecting box 16 is accelerated, the door arranged on the collecting box 16 can be opened when the impurities in the collecting box 16 are full, the impurities are conveniently taken out, the door is closed again after the impurities are removed, a plurality of upwardly convex arc-shaped baffles 21 are uniformly distributed on the inner side surface of the first arc-shaped plate 14, the arc-shaped baffles 21 have elasticity and further play a role of guiding flow, the arc-shaped baffles 21 at the bottommost end can just cover the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19 under the effect of no external force, when the gap is impacted by downward liquid flow, the arc-shaped baffles 21 deflect to the left and the lower directions, exposing the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19 to facilitate the entry of impurities into the collecting box 16, in some cases, when a small amount of impurities in the collecting box 16 flow back up and out from the gap between the bottom ends of the first inclined plate 18 and the second inclined plate 19, the direction of the liquid flow must be upward, at this time, the arc-shaped baffle 21 will deflect upward to the right, the impurities are blocked from further upward movement and are mixed into the liquid again, a good blocking effect is achieved, after these processes, the liquid passing through the filter plate 8 is free of impurities, and a part of the liquid is shunted from the circulating hole 6 of the pump body 2 to the inner cavity of the upper bearing seat 32 through the liquid guiding pipe 7, and then enters the inner cavity of the stator 26 through the V-shaped groove, the straight groove and the spiral groove on the graphite bearing in the upper bearing seat 32, and at the same time, the sleeve, the friction between the upper thrust bearing 30 and the upper graphite bearing is sufficiently lubricated, so that a good noise reduction effect is achieved, the conveyed liquid enters the inner cavity of the stator 26 and then flows onto the lower graphite bearing in the lower bearing seat 33 through the stator 26 and the rotor 27 and the gap between the stator shielding sleeve 28 and the rotor shielding sleeve 29, and then enters the impeller chamber 24 through the V-shaped groove, the straight groove and the spiral groove, and a large circulation loop is formed for reciprocating circulation.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a pipeline shielding charge pump that cooling effect is outstanding, includes driving motor (1), pump body (2) and base (3), be equipped with inlet (4) and liquid outlet (5) on the pump body (2), circulation hole (6) have been seted up near the right side on the top of liquid outlet (5), the one end that circulation hole (6) internal fixation linked together has drainage pipe (7), the other end intercommunication of drainage pipe (7) driving motor (1) inner chamber, a serial communication port, fixedly connected with filter (8) on the inner wall of liquid outlet (5), filter (8) set up the left side in circulation hole (6), be provided with impact mechanism (9) between circulation hole (6) with filter (8), the left side below of filter (8) is provided with collection mechanism (10); the impact mechanism (9) comprises a driving machine (11) fixed on the outer side wall of the top of the liquid outlet (5), the driving machine (11) is fixedly connected with a swinging rod (12), and the bottom end of the swinging rod (12) is fixedly provided with an impact ball (13); the collecting mechanism (10) comprises a first arc-shaped plate (14) which is arranged below the liquid outlet (5) and a second arc-shaped plate (15) which is arranged below the liquid outlet and is convex to the right, the bottom of the first arc-shaped plate (14) and the bottom of the second arc-shaped plate (15) are respectively fixed on the top surface of a collecting box (16), the top of the first arc-shaped plate (14) penetrates through the liquid outlet (5) to extend into the inner cavity of the liquid outlet (5), the top of the second arc-shaped plate (15) is fixed in the side wall of the liquid outlet (5) on the right side of the filter plate (8), a communication groove (17) is formed in the collecting box (16), the communication groove (17) is arranged between the first arc-shaped plate (14) and the second arc-shaped plate (15), and a door capable of being opened and closed is arranged on the collecting box (16). A plurality of upwardly convex arc-shaped baffles (21) are uniformly distributed on the inner side surface of the first arc-shaped plate (14); the top end of the first arc-shaped plate (14) is fixed with a guide plate (20) which is inclined downwards to the right.
2. The electric pump for shielding pipes with outstanding cooling effect according to claim 1, wherein a first inclined plate (18) inclined rightward is fixed at the bottom of the first arc plate (14), a second inclined plate (19) inclined leftward is fixed at the bottom of the second arc plate (15), the first inclined plate (18) and the second inclined plate (19) are symmetrically arranged, and a gap is left at the bottom ends of the first inclined plate and the second inclined plate.
3. The pipeline shielding electric pump with the outstanding cooling effect according to claim 1, wherein a micro cooling box (22) is fixed on the liquid guiding pipe (7), cooling liquid is placed in the micro cooling box (22), a cooling pipe (23) is arranged in the cooling liquid, the cooling pipe (23) is arranged in a bent and circuitous shape, and two ends of the cooling pipe are respectively communicated with the liquid guiding pipe (7).
4. A piping-shielding electric pump with outstanding cooling effect according to claim 1, characterised in that the striking mechanism (9) is provided with two, which are fixed on the top and bottom outer side walls of the outlet (5), respectively.
5. The pipeline shielding electric pump with the outstanding cooling effect according to claim 1, characterized in that the base (3) is connected with the pump body (2) through bolts, the pump body (2) comprises the liquid inlet (4) and the liquid outlet (5) and an impeller chamber (24) communicated with the liquid inlet (4) and the liquid outlet (5), an impeller (25) driven by the motor (1) is arranged in the impeller chamber (24), the motor (1) comprises a stator (26) and a rotor (27), a stator shielding sleeve (28) is sleeved on the stator (26), a rotor shielding sleeve (29) is sleeved on the rotor (27), a gap is reserved between the stator shielding sleeve (28) and the rotor shielding sleeve (29), an upper thrust bearing (30) and a lower thrust bearing (31) are arranged at two ends of the rotor (27), an upper graphite bearing is arranged at the outer side of the upper thrust bearing (30), a lower graphite bearing is arranged at the outer side of the lower thrust bearing (31), a graphite bearing seat (32) is arranged at the outer side of the upper graphite bearing seat (32).
CN202210124300.5A 2022-02-10 2022-02-10 Pipeline shielding electric pump with outstanding cooling effect Active CN114458608B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210124300.5A CN114458608B (en) 2022-02-10 2022-02-10 Pipeline shielding electric pump with outstanding cooling effect

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Application Number Priority Date Filing Date Title
CN202210124300.5A CN114458608B (en) 2022-02-10 2022-02-10 Pipeline shielding electric pump with outstanding cooling effect

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CN114458608A CN114458608A (en) 2022-05-10
CN114458608B true CN114458608B (en) 2024-01-30

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