CN109812422B - Horizontal cold water pump - Google Patents
Horizontal cold water pump Download PDFInfo
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- CN109812422B CN109812422B CN201910025621.8A CN201910025621A CN109812422B CN 109812422 B CN109812422 B CN 109812422B CN 201910025621 A CN201910025621 A CN 201910025621A CN 109812422 B CN109812422 B CN 109812422B
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Abstract
The invention discloses a horizontal cold water pump which comprises a motor part assembly, a volute component, a circulating cooling filter component and a cutting component, wherein part of water at a sewage outlet of a water outlet seat of the volute component is introduced into a cooling sealing cavity in the motor part assembly through the circulating cooling filter component, and the motor in the motor sealing cavity is circularly cooled by using sewage, so that the energy utilization of resources is realized, and the motor can be quickly cooled; the cutting assembly is arranged in the volute assembly, the arc-shaped cutter grooves are arranged on two sides of the bottom end of the cutting cutter head in a mirror image mode, the arc-shaped cutter grooves can improve the efficiency of rotary cutting of two ends of the cutting cutter head, hard sundries can be quickly cut, and the cutting effect is good; the threaded convex ring is clamped in the ring hook type abdicating groove and is fixed through the connecting bolt, so that the connection fixity of the cutting knife head piece and the cutting opening ring piece can be effectively ensured; through the upper and lower matched setting of cutting tool head spare and cutting opening ring spare, can make debris difficult card lead to its trouble to damage's problem in the cutting assembly.
Description
Technical Field
The invention relates to the technical field of fluid machinery equipment, in particular to a horizontal cold water pump.
Background
Along with the development of cities, urban subways, hotels, restaurants and environmental protection requirements, the horizontal cold water pump is more and more widely applied in China, directly drives the development of small-sized integrated pump stations in China, and simultaneously drives the development of industries such as matched integrated pump station cylinders, valves, mechanical seals, automatic control and the like. The current horizontal cold water pump structural design is unreasonable, and the motor is usually after using because overheated leading to inside part to burn out the damage, influences holistic operation, and the present technical staff in the field of to this problem develops through oil injection pipeline and oil outlet pipeline to cool down the motor through oil, but this type of product has a great deal of problem: the oil is volatile and not easy to cool after being subjected to high temperature, and the circulated oil is very easy to be doped with a plurality of impurities, so that the whole cooling effect is seriously influenced, the oil cannot be recycled, the cooling cost of the oil is very high, and the oil is extremely not in line with the development of the continuous development of green energy; and generally, the horizontal cold water pump easily causes impurities in the sewage to enter the pump body to cause blockage of the pump body after the sewage enters, and aiming at the problem, a cutting piece of the sewage cutting pump is arranged in the pump body, but the horizontal cold water pump has many problems: the cutting piece blade is the rotatory cutting structure of straight angle formula, leads to its cutting efficiency not good, and makes debris very easily block influence holistic operation in the cutting assembly, consequently, needs the skilled person in the art to design a novel horizontal cold water pump urgently.
Disclosure of Invention
The invention provides a mechanical sealing clamping plate between a transmission shaft and an impeller, wherein a motor sealing cavity and a cooling sealing cavity are respectively sealed by the mechanical sealing clamping plate with a volute component, so that the phenomenon that water in the volute component enters the motor sealing cavity to cause water inlet of each component in a motor to generate faults or damage can be effectively prevented, meanwhile, unfiltered sewage can be effectively prevented from directly permeating into the cooling sealing cavity, and impurities are effectively prevented from entering the cooling sealing cavity to generate blockage; part of water at a sewage outlet of a water outlet seat of the volute component is introduced into a cooling seal cavity in the motor component through the circulating cooling filter component, and sewage is utilized to circularly cool a motor in the motor seal cavity, so that energy utilization of resources is realized, the motor can realize rapid cooling, and simultaneously, heated water can flow back into a water inlet seat in the volute component through a three-stage corrugated circulating water outlet pipeline to be circularly cooled; the inner surfaces of the primary circulating water inlet pipeline, the secondary circulating pipeline, the connecting bent pipe and the tertiary corrugated circulating water outlet pipeline are respectively coated with a self-cleaning layer, and the self-cleaning layers are nano coatings, so that the self-cleaning function on the pipelines can be achieved, and the cleanliness in the pipelines is ensured; the arc-shaped cutter grooves are arranged on two sides of the bottom end of the cutting cutter head in a mirror image mode, the rotating cutting efficiency of two ends of the cutting cutter head can be improved, hard sundries can be cut quickly, the cutting effect is good, the included angle formed by the arc-shaped cutter grooves and a horizontal line is 30-75 degrees, the integral cutting efficiency of the cutting assembly can be better guaranteed through effective repeated design and experiments due to the range limitation, and the design and use purposes are achieved; the threaded convex ring is clamped in the ring hook type abdicating groove and is fixed through the connecting bolt, so that the connection fixity of the cutting knife head piece and the cutting opening ring piece can be effectively ensured; the cutting tool head piece and the cutting opening ring piece are matched up and down, so that sundries are not easy to be clamped in the cutting assembly to cause the problem of failure and damage of the cutting assembly; the one-level socket head cap screw passes through the through hole of the transmission shaft on the cutting head piece and the cutting opening ring piece and is fixed in the through hole of the transmission shaft, so that the cutting head piece and the cutting opening ring piece are fixed on the transmission shaft, the fixity of the cutting head piece and the cutting opening ring piece on the transmission shaft is effectively guaranteed, and the horizontal cold water pump with good fixing effect is obtained.
In order to solve the problems, the invention provides a horizontal type cold water pump which comprises a motor part assembly, a volute component, a circulating cooling filter component and a cutting component, wherein the circulating cooling filter component is arranged at the side end of the motor part assembly and is fixedly connected with the motor part assembly in a sealing way;
the motor part assembly is provided with two chambers, the two chambers comprise a motor sealing chamber and a cooling sealing chamber, the cooling sealing chamber is respectively arranged at the upper end and the lower end of the motor sealing chamber, the motor part assembly further comprises a motor, a transmission shaft, an impeller, a bearing seat, a bearing, a mechanical sealing clamping plate and a flat key, the motor is arranged in the motor sealing chamber, the transmission shaft is arranged at one end of the motor, the bearing is arranged in the bearing seat, the transmission shaft penetrates through the bearing and extends forwards, the impeller is sleeved at the front end of the transmission shaft and is fixed through a bolt, the flat key is arranged at the sleeving joint between the transmission shaft and the impeller, the mechanical sealing clamping plate is arranged between the transmission shaft and the impeller, and the mechanical sealing clamping plate respectively seals the motor sealing chamber and the cooling sealing;
the cutting assembly comprises a cutting tool head piece, a cutting tool head gasket, a first-level inner hexagon screw and a cutting opening ring piece, the cutting assembly is of a shuttle fish type cutting structure, the middle part of the cutting tool head piece is sleeved on the cutting opening ring piece, the cutting tool head piece and the cutting opening ring piece are both sleeved on the transmission shaft, the cutting tool head piece comprises a cutting tool head and a limiting convex groove positioning disc, the middle part of the bottom end of the cutting tool head is provided with the limiting convex groove positioning disc, the middle parts of the cutting tool head and the limiting convex groove positioning disc are provided with transmission shaft through holes in a matching manner, arc tool grooves are arranged on two sides of the bottom end of the cutting tool head in a mirror image manner, an included angle formed by the arc tool grooves and a horizontal line is 30-75 degrees, a thread abdicating groove is arranged on the inner side of the bottom end of, the cutting opening ring piece includes protruding ring of screw thread and ring hook type setting element, the protruding ring middle part of screw thread is located to ring hook type setting element, the protruding ring joint of screw thread is in ring hook type groove of stepping down and fixed through connecting bolt, the protruding ring of screw thread is equipped with cutting knife head packing ring with ring hook type groove junction cover of stepping down, ring hook type setting element joint is in ring hook type inslot of stepping down, one-level socket head cap screw passes the transmission shaft through-hole on cutting knife head spare and the cutting opening ring piece and is fixed in on the transmission shaft with cutting knife head spare and cutting opening ring piece in the transmission shaft through-hole, the end cover is equipped with the one-level packing ring in the one-level socket head cap screw.
As a further improvement of the invention, the volute component comprises an axially arranged water inlet seat, a volute seat arranged in the middle and a radially arranged water outlet seat, wherein the inner end of the water outlet seat is provided with a dirt outlet, and the dirt outlet is provided with a through hole.
As a further improvement of the invention, the circulating cooling and filtering assembly comprises a primary circulating water inlet pipeline, a primary threaded reducing joint, a secondary circulating pipeline, a positioning seat, a connecting bent pipe, a sealing baffle seat, a tertiary corrugated circulating water outlet pipeline, a secondary threaded reducing joint, a primary filtering piece, a secondary filtering piece, a self-cleaning layer and a flow control valve, wherein one end of the primary circulating water inlet pipeline is communicated with the through hole, the positioning seat is arranged in the cooling sealing cavity, one end of the secondary circulating pipeline is fixed in the positioning seat, the other end of the secondary circulating pipeline is communicated with the primary circulating water inlet pipeline through the primary threaded reducing joint, two ends of the connecting bent pipe are respectively communicated with the cooling sealing cavities at the upper end and the lower end, the sealing baffle seat is sleeved at the connecting part of the connecting bent pipe and the cooling sealing cavity, and the side end of, tertiary ripple circulation outlet conduit other end and the seat of intaking meet through second grade screw reducer union and lead to and form a circulation, flow control valve has all been installed on one-level circulation inlet conduit and the tertiary ripple circulation outlet conduit, one-level circulation inlet conduit and tertiary ripple circulation outlet conduit front end joint department all by outer and interior elementary filtration piece and the secondary filter piece of having installed, elementary filtration piece is the filter screen spare, the filter screen clearance of elementary filtration piece is 0.5-1mm, the secondary filter piece is for straining the fungus membrane spare, the aperture of straining the fungus membrane is 0.18-0.22 um.
As a further improvement of the invention, the inner surfaces of the primary circulating water inlet pipeline, the secondary circulating pipeline, the connecting bent pipe and the tertiary corrugated circulating water outlet pipeline are respectively coated with a self-cleaning layer, and the self-cleaning layer is a nano coating.
As a further improvement of the invention, the motor part assembly and the volute assembly are respectively provided with a base angle bracket, the motor part assembly and the volute assembly are fixed through connecting bolts, and the connecting bolts are sleeved with sealing gaskets.
As a further improvement of the invention, the through holes at the two ends of the water outlet seat are provided with external screw plugs.
As a further improvement of the invention, an oil injection pipeline is arranged at the side end of the motor sealing chamber and communicated with the oil injection pipeline.
Adopt above-mentioned structure, its beneficial effect lies in:
the motor part assembly is provided with two chambers, including a motor sealing chamber and a cooling sealing chamber, the upper end and the lower end of the motor sealing chamber are respectively provided with the cooling sealing chamber, a mechanical sealing clamping plate is arranged between a transmission shaft and an impeller, the mechanical sealing clamping plate respectively seals the motor sealing chamber and the cooling sealing chamber with the volute component, the phenomenon that water in the volute component enters the motor sealing chamber to cause water inlet faults or damages of all parts in a motor can be effectively prevented, meanwhile, unfiltered sewage can be effectively prevented from directly permeating into the cooling sealing chamber, and sundries are effectively prevented from entering the cooling sealing chamber to cause blockage; the side end of the motor assembly is provided with the circulating cooling filter assembly and fixedly connected with the sealing bolt of the circulating cooling filter assembly, the fixity of the circulating cooling filter assembly and the motor assembly is effectively ensured, part of water at a sewage outlet of a water outlet seat of the volute assembly is introduced into a cooling sealing cavity in the motor assembly through the circulating cooling filter assembly, and the motor in the motor sealing cavity is circularly cooled by using sewage, so that the energy utilization of resources is realized, the motor can realize quick cooling, simultaneously, the heated water can flow back into a water inlet seat in the volute assembly through a three-level corrugated circulating water outlet pipeline for circulating cooling, sundries and fine particle impurities in the sewage can be effectively prevented from entering the circulating pipeline to cause blockage through a filtering piece, the problems that the motor is circularly cooled by oil and is easy to volatilize, the cost is high, the temperature is not easy to cool after rising and the like can be effectively avoided, the circulating cooling filter assembly comprises a primary circulating water inlet pipeline, a primary threaded reducing joint, a secondary circulating pipeline, a positioning seat, a connecting bent pipe, a sealing baffle seat, a tertiary corrugated circulating water outlet pipeline, a secondary threaded reducing joint, a primary filtering piece, a secondary filtering piece, a self-cleaning layer and a flow control valve, wherein one end of the primary circulating water inlet pipeline is communicated with a through hole on a dirt outlet of the water outlet seat of the volute assembly, part of water entering the dirt outlet of the water outlet seat of the volute assembly enters the primary circulating water inlet pipeline through the primary circulating water inlet pipeline, the positioning seat is arranged in a cooling sealing cavity, one end of the secondary circulating pipeline is fixed in the positioning seat, the positioning seat can effectively ensure the fixity of the secondary circulating pipeline in the cooling sealing cavity, the phenomenon that the secondary circulating pipeline shakes in the cooling sealing cavity to influence the overall flow rate is prevented, and the other end of the secondary circulating pipeline is, the adaptability of a secondary circulating pipeline and a primary circulating water inlet pipeline is effectively ensured through a primary threaded reducing joint, the flow speed of cooling water is further ensured, two ends of a connecting elbow are respectively communicated with cooling seal cavities at the upper end and the lower end, the connecting elbow can play a role of connecting the cooling seal cavities at the upper end and the lower end, a seal baffle seat is sleeved at the joint of the connecting elbow and the cooling seal cavities, the seal baffle seat can play a sealing role and effectively prevent the cooling water from overflowing from the cooling seal cavities, flow control valves are respectively arranged on the primary circulating water inlet pipeline and a tertiary corrugated circulating water outlet pipeline, the flow control valves can control the water inlet amount and the water outlet amount of a circulating cooling and filtering component, so that the adjustment of water inlet amount and the water outlet amount by workers is realized, a primary filtering piece and a secondary filtering piece are respectively arranged at the front end joints of the primary circulating water inlet pipeline and the tertiary corrugated, the primary filter element is a filter element, the gap between filter screens of the primary filter element is 0.5-1mm, impurities and impurities in sewage can be removed for the first time, the secondary filter element is a filter membrane element, the aperture of the filter membrane is 0.18-0.22um, sewage can be removed for the second time through the filter membrane element, extremely fine particle impurities in the sewage are removed, the environment is saved, the inner surfaces of the primary circulating water inlet pipeline, the secondary circulating pipeline, the connecting bent pipe and the tertiary ripple circulating water outlet pipeline are coated with self-cleaning layers, the self-cleaning layers are nano-coatings, the self-cleaning function of self-cleaning of the pipeline can be achieved, and the cleanliness of the pipeline is guaranteed.
The cutting assembly is arranged in the volute assembly, the cutting assembly can cut large granular impurities and sundries in sewage, the inner part of the volute assembly is effectively prevented from being blocked, the cutting assembly is of a mullet-shaped cutting structure, the design structure of the cutter grooves with the two ends bent can increase the overall cutting efficiency of the cutting assembly in an synergistic manner, the cutting effect is good, the cutting assembly comprises a cutting cutter head piece, a cutting cutter head gasket, a primary inner hexagon screw and a cutting opening ring piece, the cutting assembly is of the mullet-shaped cutting structure, the middle part of the cutting cutter head piece is sleeved on the cutting opening ring piece, the cutting cutter head piece and the cutting opening ring piece are both sleeved on a transmission shaft, the transmission shaft is driven by a motor to drive the cutting cutter head piece to carry out rotary cutting, the cutting cutter head piece comprises a cutting cutter head and a limiting convex groove positioning disc, the middle part of the, the cutting assembly is characterized in that a transmission shaft through hole is formed in the middle of the cutting tool bit and the middle of the limiting convex groove positioning disc in a matched mode, arc-shaped tool grooves are arranged on two sides of the bottom end of the cutting tool bit in a mirror mode, the efficiency of rotary cutting of two ends of the cutting tool bit can be improved through the arc-shaped tool grooves, hard sundries can be cut rapidly, the cutting effect is good, an included angle formed by the arc-shaped tool grooves and a horizontal line is 30-75 degrees, through effective repeated design and experiments, the range is limited, the overall cutting efficiency of the cutting; the inner side of the bottom end of the positioning disc with the limiting convex groove is provided with a thread abdicating groove, the middle parts of the thread abdicating groove and the through hole of the transmission shaft are provided with a ring hook type abdicating groove, the cutting opening ring piece comprises a thread convex ring and a ring hook type positioning piece, the ring hook type positioning piece is arranged at the middle part of the thread convex ring, the thread convex ring is clamped in the ring hook type abdicating groove and is fixed by a connecting bolt, the connection fixity of the cutting head piece and the cutting opening ring piece can be effectively ensured, a cutting head gasket is sleeved at the connection part of the thread convex ring and the ring hook type abdicating groove, the direct friction of the cutting head piece and the cutting opening ring piece can be effectively avoided, the service lives of the cutting head piece and the cutting opening ring piece are prolonged, the ring hook type positioning piece is clamped in the ring hook type abdicating groove, the connection fixity of the cutting head, can make the difficult card of debris lead to its trouble to damage the problem in cutting assembly, one-level hexagon socket head cap screw passes the transmission shaft through-hole on cutting tool head spare and the cutting edge ring piece and is fixed in the transmission shaft through-hole with cutting tool head spare and cutting edge ring piece be fixed in the transmission shaft on, effectively guarantee cutting tool head spare and cutting edge ring piece at the epaxial fixity of transmission, fixed effectual.
Drawings
Fig. 1 is a schematic structural view of the horizontal cold water pump of the present invention.
Fig. 2 is a schematic view of the structure of the cutting bit piece.
Fig. 3 is a schematic view of the structure of the cut ring.
In the figure: 1-motor part-mounted assembly, 101-motor sealed chamber, 102-cooling sealed chamber, 103-motor, 104-transmission shaft, 105-impeller, 106-bearing seat, 107-bearing, 108-mechanical sealing clamping plate, 109-flat key, 2-volute assembly, 201-water inlet seat, 202-volute seat, 203-water outlet seat, 204-sewage outlet, 205-through hole, 3-circulating cooling filtering assembly, 301-primary circulating water inlet pipe, 302-primary thread reducer union, 303-secondary circulating pipe, 304-positioning seat, 305-connecting elbow, 306-sealing baffle seat, 307-tertiary ripple circulating water outlet pipe, 308-secondary thread reducer union, 309-primary filtering piece, 310-secondary filtering piece, 311-self-cleaning layer, 312-flow control valve, 4-cutting assembly, 401-cutting cutter head piece, 402-cutting cutter head washer, 403-first-stage washer, 404-first-stage inner hexagon screw, 405-cutting opening ring piece, 406-cutting cutter head, 407-limiting convex groove positioning disc, 408-arc cutter groove, 409-transmission shaft through hole, 410-thread abdicating groove, 411-ring hook abdicating groove, 412-thread bulge ring, 413-ring hook positioning piece, 414-connecting bolt, 5-base angle bracket, 6-connecting bolt, 7-sealing washer and 8-external thread plug.
Detailed Description
The invention is further explained below with reference to the figures and examples.
A horizontal cold water pump comprises a motor part assembly 1, a volute component 2, a circulating cooling filter component 3 and a cutting component 4, wherein the circulating cooling filter component 3 is arranged at the side end of the motor part assembly 1 and is fixedly connected with the motor part assembly in a sealing mode, the circulating cooling filter component 3 is arranged between the motor part assembly 1 and the circulating cooling filter component 3 and forms a cooling cycle through the circulating cooling filter component 3, the cutting component 4 is arranged in the volute component 2, and the cutting component 4 is in transmission connection with the motor part assembly 1;
the motor assembly 1 is provided with two chambers, including a motor sealing chamber 101 and a cooling sealing chamber 102, the upper end and the lower end of the motor sealing chamber 101 are respectively provided with a cooling sealing chamber 102, the motor component assembly 1 further comprises a motor 103, a transmission shaft 104, an impeller 105, a bearing seat 106, a bearing 107, a mechanical sealing clamping plate 108 and a flat key 109, a motor 103 is arranged in the motor sealed chamber 101, one end of the motor 103 is provided with a transmission shaft 104, a bearing 107 is arranged in the bearing seat 106, the transmission shaft 104 is arranged in the bearing 107 in a penetrating way and extends forwards, the front end of the transmission shaft 104 is sleeved with an impeller 105 and fixed by a bolt, a flat key 109 is arranged at the sleeved joint between the transmission shaft 104 and the impeller 105, a mechanical sealing clamping plate 108 is arranged between the transmission shaft 104 and the impeller 105, and the mechanical sealing clamping plate 108 seals the motor sealing chamber 101 and the cooling sealing chamber 102 with the volute component 2 respectively;
the cutting component 4 comprises a cutting cutter head piece 401, a cutting cutter head gasket 402, a first-stage gasket 403, a first-stage hexagon socket screw 404 and a cutting opening ring piece 405, the cutting component 4 is of a shuttle fish type cutting structure, the middle part of the cutting cutter head piece 401 is sleeved on the cutting opening ring piece 405, the cutting cutter head piece 401 and the cutting opening ring piece 405 are both sleeved on the transmission shaft 104, the cutting cutter head piece 401 comprises a cutting cutter head 406 and a limiting convex groove positioning disc 407, the middle part of the bottom end of the cutting cutter head 406 is provided with the limiting convex groove positioning disc 407, the middle parts of the cutting cutter head 406 and the limiting convex groove positioning disc 407 are matched and provided with a transmission shaft through hole 409, two sides of the bottom end of the cutting cutter head 406 are provided with arc cutter grooves 408 in a mirror image manner, an included angle formed by the arc cutter grooves 408 and a horizontal line is 30-75 degrees, and, the thread abdicating groove 410 and the middle part of the transmission shaft through hole 409 are provided with a ring hook type abdicating groove 411, the cutting opening ring piece 405 comprises a thread protrusion ring 412 and a ring hook type positioning piece 413, the ring hook type positioning piece 413 is arranged at the middle part of the thread protrusion ring 412, the thread protrusion ring 412 is connected in the ring hook type abdicating groove 411 and is fixed through a connecting bolt 414, the joint of the thread protrusion ring 412 and the ring hook type abdicating groove 411 is sleeved with a cutting head gasket 402, the ring hook type positioning piece 413 is connected in the ring hook type abdicating groove 411 in a clamping manner, the one-level inner hexagon screw 404 passes through the transmission shaft through hole 409 on the cutting head piece 401 and the cutting opening ring piece 405 and is fixed in the transmission shaft 104 through hole to fix the cutting head piece 401 and the cutting opening ring piece 405 on the transmission shaft 104, the inner end of the one-level.
The volute component 2 comprises an axially arranged water inlet seat 201, a volute seat 202 arranged in the middle and a radially arranged water outlet seat 203, wherein a sewage outlet 204 is formed in the inner end of the water outlet seat 203, and a through hole 205 is formed in the sewage outlet 204.
The circulating cooling filter assembly 3 comprises a primary circulating water inlet pipeline 301, a primary threaded reducer joint 302, a secondary circulating pipeline 303, a positioning seat 304, a connecting elbow 305, a sealing baffle seat 306, a tertiary corrugated circulating water outlet pipeline 307, a secondary threaded reducer joint 308, a primary filtering piece 309, a secondary filtering piece 310 and a flow control valve 312, wherein one end of the primary circulating water inlet pipeline 301 is communicated with a through hole 205, the positioning seat 304 is arranged in a cooling sealing chamber 102, one end of the secondary circulating pipeline 303 is fixed in the positioning seat 304, the other end of the secondary circulating pipeline 303 is communicated with the primary circulating water inlet pipeline 301 through the primary threaded reducer joint 302, two ends of the connecting elbow 305 are respectively communicated with the cooling sealing chamber 102 at the upper end and the lower end, the sealing baffle seat 306 is sleeved at the connecting part of the connecting elbow 305 and the cooling sealing chamber 102, and the side end of the cooling sealing chamber 102 is communicated with, tertiary ripple circulation outlet conduit 307 other end and the seat of intaking 201 meet through second grade screw reducer 308 and lead to and form a circulation, flow control valve 312 has all been installed on one-level circulation inlet conduit 301 and the tertiary ripple circulation outlet conduit 307, one-level circulation inlet conduit 301 and tertiary ripple circulation outlet conduit 307 front end joint department all by outer and interior primary filter piece 309 and secondary filter piece 310 of having installed, primary filter piece 309 is filter screen spare, primary filter piece 309's filter screen clearance is 0.5-1mm, secondary filter piece 310 is for straining the fungus membrane spare, strain the aperture of fungus membrane and be 0.18-0.22 um.
The inner surfaces of the primary circulating water inlet pipeline 301, the secondary circulating pipeline 303, the connecting elbow 305 and the tertiary corrugated circulating water outlet pipeline 307 are coated with a self-cleaning layer 311, and the self-cleaning layer 311 is a nano coating.
The through holes at the two ends of the water outlet seat 203 are provided with outer screw plugs 8, and the side end of the motor sealing chamber 101 is provided with an oil injection pipeline communicated with the oil injection pipeline.
In order to facilitate understanding of the above-described embodiments of the present invention, the following detailed description will be given of the above-described embodiments of the present invention in a specific manner of use.
The specific working process is as follows: sewage enters a water inlet seat 201 of a pump body volute component 2 and then enters a volute seat 202, a motor 103 of a motor part assembly 1 is started, the motor 103 drives a transmission shaft 104 to drive an impeller 105 and a cutting component 4 fixed at the front end of the transmission shaft 104 to cut sundries and impurities in the sewage, arc-shaped cutter grooves 408 arranged on two sides of the bottom end of a cutting cutter head part 401 in a mirror image mode can increase the efficiency of rotary cutting of two ends of a cutting cutter head 406 and can quickly cut hard sundries, the sewage is discharged to a sewage outlet 204 of an upper water outlet seat 203 after cutting is completed, partial sewage flows into a primary circulating water inlet pipeline 301 of a circulating cooling filtering component 3 through a through hole 205, a primary filtering piece 309 is arranged at the front end of the primary circulating water inlet pipeline 301 and can remove sundries and impurities in the sewage, a secondary filtering piece 310 can remove secondary filtering of the sewage and remove extremely fine particle impurities in the sewage, and then, the water flows into the cooling sealing chamber 102 through a secondary circulating pipeline 303 in the cooling sealing chamber 102 communicated with the primary circulating water inlet pipeline 301 to cool the upper end of the motor 103, when the cooling sealing chamber 102 is full of water, the water flows to the cooling sealing chamber 102 at the lower end through a connecting bent pipe 305 to cool the lower end of the motor 103, and when the cooling sealing chamber 102 at the lower end is full of the cooling water and then flows back to the water inlet seat 201 through a three-stage corrugated circulating water outlet pipeline 307 to complete circulation.
The foregoing is illustrative and explanatory of the invention and is not intended to limit the advantages attainable thereby, and it is within the scope of the present application for any one or more of the advantages to be realized, whether simple changes in construction and/or implementation in some embodiments are possible in the practice of the invention.
Claims (7)
1. A horizontal cold water pump is characterized by comprising a motor part assembly (1), a volute component (2), a circulating cooling filter component (3) and a cutting component (4), wherein the circulating cooling filter component (3) is arranged at the side end of the motor part assembly (1) and is fixedly connected with the motor part assembly in a sealing mode, the circulating cooling filter component (3) is arranged between the motor part assembly (1) and the volute component (2) and forms a cooling cycle through the circulating cooling filter component (3), the cutting component (4) is arranged in the volute component (2), and the cutting component (4) is in transmission connection with the motor part assembly (1);
the motor subassembly (1) is provided with two chambers, comprising a motor sealing chamber (101) and a cooling sealing chamber (102), the cooling sealing chamber (102) is respectively arranged at the upper end and the lower end of the motor sealing chamber (101), the motor subassembly (1) further comprises a motor (103), a transmission shaft (104), an impeller (105), a bearing seat (106), a bearing (107), a mechanical sealing clamping plate (108) and a flat key (109), the motor (103) is arranged in the motor sealing chamber (101), the transmission shaft (104) is arranged at one end of the motor (103), the bearing (107) is arranged in the bearing seat (106), the transmission shaft (104) is arranged in the bearing (107) in a penetrating manner and extends forwards, the impeller (105) is sleeved at the front end of the transmission shaft (104) and fixed through a bolt, the flat key (109) is arranged at the sleeving joint between the transmission shaft (104) and the impeller (105), a mechanical sealing clamping plate (108) is arranged between the transmission shaft (104) and the impeller (105), and the mechanical sealing clamping plate (108) seals the motor sealing chamber (101) and the cooling sealing chamber (102) with the volute component (2) respectively;
the cutting assembly (4) comprises a cutting bit piece (401), a cutting bit washer (402), a first-stage washer (403), a first-stage inner hexagon screw (404) and a cutting opening ring piece (405), the cutting assembly (4) is of a mullet type cutting structure, the middle part of the cutting bit piece (401) is sleeved on the cutting opening ring piece (405), the cutting bit piece (401) and the cutting opening ring piece (405) are both sleeved on the transmission shaft (104), the cutting bit piece (401) comprises a cutting bit (406) and a limiting convex groove positioning disc (407), the middle part of the bottom end of the cutting bit (406) is provided with the limiting convex groove positioning disc (407), the middle part of the cutting bit (406) and the limiting convex groove positioning disc (407) is provided with a transmission shaft through hole (409) in a matching manner, two sides of the bottom end of the cutting bit (406) are provided with arc-shaped cutter grooves (408) in a, the included angle that arc sword groove (408) and water line formed is 30-75, screw thread groove of stepping down (410) has been seted up to spacing tongue positioning disk (407) bottom inboard, screw thread groove of stepping down (410) and transmission shaft through-hole (409) middle part are seted up and have been had the hook type groove of stepping down (411), cutting opening ring spare (405) is including thread bulge ring (412) and hook type setting element (413), thread bulge ring (412) middle part is located in hook type setting element (413), thread bulge ring (412) joint is in hook type groove of stepping down (411) and is fixed through connecting bolt (414), thread bulge ring (412) and hook type groove of stepping down (411) junction cover are equipped with cutting knife head packing ring (402), hook type setting element (413) joint is in hook type groove of stepping down (411), one-level allen cap screw (404) passes cutting knife head piece (401) and transmission shaft through-hole (409) on cutting opening ring spare (405) And is fixed in the through hole of the transmission shaft (104) to fix the cutting bit piece (401) and the cutting opening ring piece (405) on the transmission shaft (104), and the inner end of the first-stage inner hexagon screw (404) is sleeved with a first-stage gasket (403).
2. The horizontal type cold water pump according to claim 1, wherein the volute component (2) comprises an axially arranged water inlet seat (201), a volute seat (202) arranged in the middle and a radially arranged water outlet seat (203), the inner end of the water outlet seat (203) is provided with a dirt outlet (204), and the dirt outlet (204) is provided with a through hole (205).
3. The horizontal cold water pump according to claim 2, wherein the circulating cooling filtering assembly (3) comprises a primary circulating water inlet pipe (301), a primary threaded reducer union (302), a secondary circulating pipe (303), a positioning seat (304), a connecting elbow (305), a sealing baffle seat (306), a tertiary corrugated circulating water outlet pipe (307), a secondary threaded reducer union (308), a primary filtering piece (309), a secondary filtering piece (310) and a flow control valve (312), one end of the primary circulating water inlet pipe (301) is communicated with the through hole (205), the positioning seat (304) is arranged in the cooling sealing chamber (102), one end of the secondary circulating pipe (303) is fixed in the positioning seat (304), the other end of the secondary circulating pipe (303) is communicated with the primary circulating water inlet pipe (301) through the primary threaded reducer union (302), the two ends of the connecting elbow pipe (305) are respectively communicated with the cooling sealing chambers (102) at the upper end and the lower end, the joint of the connecting elbow pipe (305) and the cooling sealing chamber (102) is sleeved with a sealing baffle seat (306), the side end of the cooling sealing chamber (102) is communicated with a three-level corrugated circulating water outlet pipeline (307), the other end of the three-level corrugated circulating water outlet pipeline (307) is communicated with a water inlet seat (201) through a second-level threaded reducer union (308) to form a circulation, the first-level circulating water inlet pipeline (301) and the three-level corrugated circulating water outlet pipeline (307) are both provided with flow control valves (312), the front end joints of the first-level circulating water inlet pipeline (301) and the three-level corrugated circulating water outlet pipeline (307) are both provided with a primary filter member (309) and a secondary filter member (310) from outside to inside, and the primary filter, the filter screen clearance of elementary filter piece (309) is 0.5-1mm, secondary filter piece (310) is for straining the fungus membrane spare, strain the aperture of fungus membrane and be 0.18-0.22 um.
4. The horizontal cold water pump according to claim 3, wherein the inner surfaces of the primary circulating water inlet pipeline (301), the secondary circulating pipeline (303), the connecting elbow pipe (305) and the tertiary corrugated circulating water outlet pipeline (307) are coated with self-cleaning layers (311), and the self-cleaning layers (311) are nano-coatings.
5. The horizontal type cold water pump according to claim 1 is characterized in that the motor part assembly (1) and the volute casing assembly (2) are respectively provided with a base angle bracket (5), the motor part assembly (1) and the volute casing assembly (2) are fixed through a connecting bolt (6), and a sealing gasket (7) is sleeved on the connecting bolt (6).
6. The horizontal cold water pump according to claim 2, wherein the through holes at both ends of the water outlet seat (203) are provided with external screw plugs (8).
7. The horizontal cold water pump according to claim 1, wherein an oil injection pipeline is arranged at the side end of the motor sealing chamber (101) and communicated with the oil injection pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025621.8A CN109812422B (en) | 2019-01-11 | 2019-01-11 | Horizontal cold water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025621.8A CN109812422B (en) | 2019-01-11 | 2019-01-11 | Horizontal cold water pump |
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| Publication Number | Publication Date |
|---|---|
| CN109812422A CN109812422A (en) | 2019-05-28 |
| CN109812422B true CN109812422B (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910025621.8A Active CN109812422B (en) | 2019-01-11 | 2019-01-11 | Horizontal cold water pump |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111561453B (en) * | 2020-05-11 | 2022-05-27 | 山东省章丘鼓风机股份有限公司 | Permanent magnet direct-drive slurry pump with water-cooling circulation structure |
| CN215256976U (en) * | 2021-03-08 | 2021-12-21 | 广州安捷制造有限公司 | Volute and water pump with same |
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| CN207920890U (en) * | 2018-03-10 | 2018-09-28 | 邢台博洋水泵制造有限公司 | A kind of water cooling horizontal pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102086889A (en) * | 2009-12-04 | 2011-06-08 | 山东双轮集团股份有限公司 | Automatic cooling type sewage pump |
| KR20160136959A (en) * | 2015-05-21 | 2016-11-30 | 김윤성 | a pump cooling performance is improved |
| CN106762696A (en) * | 2016-12-14 | 2017-05-31 | 衡阳市力源动力制造有限公司 | One kind cutting sewage pump |
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| Publication number | Publication date |
|---|---|
| CN109812422A (en) | 2019-05-28 |
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