CN107152407A - A kind of application submerged pump for conveying particle and viscous media - Google Patents

A kind of application submerged pump for conveying particle and viscous media Download PDF

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Publication number
CN107152407A
CN107152407A CN201710473775.4A CN201710473775A CN107152407A CN 107152407 A CN107152407 A CN 107152407A CN 201710473775 A CN201710473775 A CN 201710473775A CN 107152407 A CN107152407 A CN 107152407A
Authority
CN
China
Prior art keywords
pump
pump shaft
viscous media
shaft
operating portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710473775.4A
Other languages
Chinese (zh)
Inventor
官志刚
陈建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU JIAN'AN PUMP INDUSTRY MANUFACTURING Co Ltd
Original Assignee
JIANGSU JIAN'AN PUMP INDUSTRY MANUFACTURING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JIANGSU JIAN'AN PUMP INDUSTRY MANUFACTURING Co Ltd filed Critical JIANGSU JIAN'AN PUMP INDUSTRY MANUFACTURING Co Ltd
Priority to CN201710473775.4A priority Critical patent/CN107152407A/en
Publication of CN107152407A publication Critical patent/CN107152407A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • 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
    • F04D29/043Shafts
    • 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
    • F04D29/043Shafts
    • F04D29/044Arrangements for joining or assembling shafts
    • 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
    • F04D29/06Lubrication
    • F04D29/061Lubrication especially 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
    • F04D29/08Sealings
    • F04D29/10Shaft sealings
    • F04D29/12Shaft sealings using sealing-rings
    • F04D29/126Shaft sealings using sealing-rings especially 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
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially 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
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293Details of fluid inlet or outlet
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention provides a kind of application submerged pump for conveying particle and viscous media, including waterpower operating portion, pump shaft is connected with thereon, it is connected in drive division, waterpower operating portion covered with first shell body, and its top is provided with lid, first through hole is offered thereon, its hole is provided with guide bearing along having in annular projection portion, pump shaft insertion ring-type lug boss and connecting waterpower operating portion between the outer wall of pump shaft and the inwall in annular projection portion;The bottom of first housing is connected with the first body, and the first body is pipette, and the first body is located at the other end in waterpower operating portion with respect to pump shaft, and the first body is extended axially outward along pump shaft;The second body is also associated with first housing, the second body is arranged perpendicular to the first body, the second body is drain pipe.The present invention can solve traditional application submerged pump due to the wear problem that guide bearing lacks liquid and produces compared to prior art, and the problem of bottom liquid is continuously circulated in pond can be solved again.

Description

A kind of application submerged pump for conveying particle and viscous media
Technical field
The present invention relates to application submerged pump technical field, and in particular to the application of a kind of conveying particle and viscous media is used Submerged pump.
Background technology
Submerged pump is immersed under liquid due to pump waterpower operating portion, and pump need not be filled in start-up course, can be according to user Handling characteristics start-stop at any time, it is easy to use.Submerged pump is limited due to structure, and centre is used more than 1 meter for depth under liquid Guide bearing form, middle guide bearing needs to draw a flush pipe to guide bearing self-lubricating from pump discharge.
Traditional paint industry with submerged pump be for institute's pumped (conveying) medium is circulated and boost in pressure effect, work In be the form continuously run.Submerged pump using preceding need plus medium to pump needed for startup liquid level, start pump after due to pump The effect of pumping to medium, causes the liquid level in pond to decline, due to the liquid transferred out after liquid level drops to certain altitude Equal with the fluid flow of backflow, then liquid level maintains to stablize constant in pond, and this liquid level is normal work liquid level.When normal work liquid After position is below middle guide bearing, then middle guide bearing needs to carry out self-lubricating using the flush pipe of pump discharge.But, due to Paint industry conveying is viscosity, and the medium with a small amount of particle, and such a medium easily blocks the flushing of middle guide bearing Pipe.Therefore, current used application submerged pump, often causes guide bearing to wear and tear due to the flushing blockage of guide bearing Phenomenon of the failure generation.
The content of the invention
In consideration of it, the invention provides a kind of application submerged pump for conveying particle and viscous media, tradition can be solved Application submerged pump due to guide bearing lacks liquid and the wear problem that produces, can solve that bottom liquid in pond continuously circulates again asks Topic.
The invention provides a kind of application submerged pump for conveying particle and viscous media, it includes waterpower operating portion, water Pump shaft is connected with power operating portion, pump shaft is connected in drive division, waterpower operating portion covered with first shell body, the top of the first housing Portion, which is provided with lid, lid, offers first through hole, and the hole of first through hole is along having annular projection portion, and pump shaft insertion ring-type is convex Rise portion in and connect waterpower operating portion, be provided with guide bearing between the outer wall of pump shaft and the inwall in annular projection portion;
The bottom of first housing is connected with the first body, and the first body is pipette, and the first body is located at respect to pump shaft The other end in waterpower operating portion, the first body is extended axially outward along pump shaft;
The second body is also associated with first housing, the second body arranges that the second body is liquid perpendicular to the first body Pipe.
Further, the free end of above-mentioned first body is provided with screen pack.
Further, the 3rd body, one end connection lid of the 3rd body, the phase of the 3rd body are set with above-mentioned pump shaft To the other end connect drive division, offer the second through hole on the side wall of the 3rd body.
Further, above-mentioned drive division connects pump shaft by shaft coupling portion.
Further, above-mentioned shaft coupling portion has the second housing, and the second housing is set on pump shaft, on the inwall of the second housing The second axle sleeve and rolling bearing are provided with annular rim, between annular rim and pump shaft, the second axle sleeve is set on pump shaft, Rolling bearing is set on the second axle sleeve, and the end of pump shaft is connected with shaft coupling, shaft coupling connection drive division.
Further, the bottom of above-mentioned annular rim is provided with the first plate body, and the middle part of the first plate body forms the first groove, The cross section of first groove is in inverted trapezoidal, and the bottom of the first groove is provided with ring-type convex tendon, and pump shaft passes through the first groove Bottom and by ring-type convex tendon, is provided with the first sealing ring between pump shaft and ring-type convex tendon.
Further, cover body is covered with outside above-mentioned shaft coupling, the surface of cover body is provided with the threeway of multiple array arrangements Hole, the outer contour for the third through-hole group that multiple third through-holes are formed is in inverted isosceles trapezoid.
Further, also it is set with above-mentioned pump shaft on the second plate body, the second plate body and offers the second groove, pump shaft is passed through Second groove, the second sealing ring is provided between the cell wall and pump shaft of the second groove.
Further, above-mentioned second body is bend pipe.
Further, the side of said first shell offers horn-like oral area, and the end connection of the second body is horn-like Oral area.
A kind of application submerged pump for conveying particle and viscous media provided by the present invention, is used for paint industry pump Feature and starting characteristic are targetedly improved, and specially eliminate guide shaft in the middle of used in traditional application submerged pump Hold, connected in the bottom (i.e. the entrance location of pump) of the first housing into the first body as pipette, start liquid level and tradition Submerged pump is identical, when pump be in normal work liquid level when, the part such as waterpower operating portion and its housing be higher than normal level, but due to Pump inlet is provided with the first body, and now pump is in running order, and continuous due to entrance medium is pumped, entrance pipe system Seal, the medium of conveying still can be persistently conveyed out;Although now waterpower operating portion (is specifically as follows the bands such as impeller The known elements that dynamic water transport turns) on normal level, but medium in pond can still be transferred out;And cause waterpower fortune The back of transfer part is in slight positive pressure state, thus has the guide shaft that a small amount of medium flows into lid portion inside from the back in waterpower operating portion In holding, the self-lubricating of guide bearing is realized;So that the present invention can solve traditional application submerged pump compared to prior art Due to the wear problem that guide bearing lacks liquid and produces, the problem of bottom liquid is continuously circulated in pond can be solved again.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings:
Fig. 1 is a kind of structural representation for the application submerged pump for conveying particle and viscous media provided in an embodiment of the present invention Figure;
Fig. 2 is a kind of drive part for the application submerged pump for conveying particle and viscous media provided in an embodiment of the present invention Structural representation;
Fig. 3 operates for a kind of waterpower for the application submerged pump for conveying particle and viscous media provided in an embodiment of the present invention Partial structural representation;
Fig. 4 is a kind of operation principle for the application submerged pump for conveying particle and viscous media provided in an embodiment of the present invention Schematic diagram.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Complete conveys to those skilled in the art.
Embodiment one:
Referring to Fig. 1 to Fig. 4, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention one is provided is shown in figure Dress submerged pump, waterpower operating portion 1 is provided with it first, and the waterpower operating portion 1 is specifically as follows impeller etc. and drives water transport to turn Known elements, be connected with pump shaft 11 in waterpower operating portion 1, pump shaft 11 is connected to drive division 12, the drive division 12 specifically can be with Driven for motor etc. in the driving part of pump shaft rotation, waterpower operating portion 1 covered with first shell body 13, the top of the first housing 13 It is provided with lid 131, lid 131 and offers first through hole 132, the hole edge of first through hole 132 has annular projection portion 133, The insertion ring-type of pump shaft 11 lug boss 133 is interior and connects waterpower operating portion 1, the outer wall of pump shaft 11 and the inwall in annular projection portion 133 Between be provided with guide bearing 134, the swing to support pump shaft and shafting;Meanwhile, (i.e. pump is in other words for the bottom of the first housing 13 The entrance location of first housing) the first body 2 is connected with, the first body 2 is pipette, the first body 2 position with respect to pump shaft 11 The other end in waterpower operating portion 1, the first extending axially outward along pump shaft 11 of body 2;Meanwhile, (tool on the first housing 13 Body get on very well be entrance location relative to the first body outlet port) be also associated with the second body 3, the second body 3 perpendicular to First body 2 arranges that the second body 3 is drain pipe.
A kind of conveying particle and the application submerged pump of viscous media that above-described embodiment one is provided, for paint industry Pump handling characteristics and starting characteristic are targetedly improved, in specially eliminating used in traditional application submerged pump Between guide bearing, connected in the entrance location of the first housing into the first body as pipette, start liquid level and traditional submerged pump Identical, when pump is in normal work liquid level, the part such as waterpower operating portion and its housing is higher than normal level, but due to pump inlet First body is installed, now pump is in running order, continuous due to entrance medium is pumped, entrance pipe system it is closed Property, the medium of conveying still can be persistently conveyed out;Although now waterpower operating portion is on normal level, still Medium in pond can be transferred out;And cause the back in waterpower operating portion to be in slight positive pressure state, thus have a small amount of medium In flowing into the guide bearing of lid portion inside from the back in waterpower operating portion, the self-lubricating of guide bearing is realized;So that phase of the present invention Traditional application submerged pump can be solved due to the wear problem that guide bearing lacks liquid and produces compared with prior art, and pond can be solved again The problem of middle bottom liquid is continuously circulated.
Embodiment two:
Referring to Fig. 1 and Fig. 4, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention two is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:The free end of first body 2 is provided with screen pack 21, and the screen pack 21, which is specifically as follows surface, has multiple filter bores 211 Housing, the housing is specifically as follows metal shell, passes through the effect of the screen pack 21, it is possible to achieve to entering in the first body First of filtration of medium.
Embodiment three:
Referring to Fig. 1 to Fig. 4, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention three is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:Be set with the 3rd body 111 on pump shaft 11, one end connection lid 131 of the 3rd body 111, the 3rd body 111 it is relative The other end connects and offers the second through hole 112 on drive division 12, the side wall of the 3rd body 111.By the addition of the 3rd body, So that forming more preferably supporting role at pump shaft.
Example IV:
Referring to Fig. 1 to Fig. 2, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention four is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:Drive division 12 (i.e. motor) connects pump shaft 11 by shaft coupling portion 14.Pump shaft passes through shaft coupling portion by shaft coupling portion and motor connection The moment of torsion of motor is passed into pump shaft, pump shaft can be specifically connected with waterpower operating portion by key, and by pump shaft by motor Moment of torsion passes to waterpower operating portion, so as to realize acting of the waterpower operating portion to medium.
Wherein, further, with continued reference to Fig. 1 to Fig. 2, shaft coupling portion 14 has the second housing 141, the second 141 sets of housing Loaded on pump shaft 11, there is annular rim 142 on the inwall of the second housing 141, be provided between annular rim 142 and pump shaft 11 Second axle sleeve 143 and rolling bearing 144, the second axle sleeve 143 are set on pump shaft 11, and rolling bearing 144 is set in the second axle sleeve On 143, the end of pump shaft 11 is connected with shaft coupling 145, the connection drive division 12 of shaft coupling 145.By the improved plan, roll Bearing is installed on the second axle sleeve (i.e. bearing holder (housing, cover)), it is possible to fixed especially by round nut with pump shaft, and rolling bearing is used for solid Pump shaft is determined, while supporting the effect of shafting safety and steady operation.
Embodiment five:
Referring to Fig. 1 to Fig. 2, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention five is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:The bottom of annular rim 142 is provided with the first plate body 146, and the middle part of the first plate body 146 forms the first groove 147, and first is recessed The cross section of groove 147 is in inverted trapezoidal, and the bottom of the first groove 147 is provided with ring-type convex tendon 148, and pump shaft 11 is recessed through first The bottom of groove 147 and by ring-type convex tendon 148, is provided with the first sealing ring 149 between pump shaft 11 and ring-type convex tendon 147.Pass through The improved plan,, can the promptly shape in the first groove when pump shaft rotates using the special shape design of the first plate body Into vortical flow, so as to constantly accelerate the rotation of pump shaft so that the delivery efficiency of pump can be higher.In addition, using upper Technological means is stated, gas cooling constantly can also be carried out to rolling bearing, so as to improve the service life of rolling bearing.
Embodiment six:
Referring to Fig. 1 to Fig. 2, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention six is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:Cover body 15 is covered with outside shaft coupling 145, the surface of cover body 15 is provided with the third through-hole 151, Duo Ge of multiple array arrangements The outer contour 152 for the third through-hole group that three through holes 151 are formed is in inverted isosceles trapezoid.Pass through the improved plan, profit With the effect of the cover body of special tectonic so that when pump shaft rotates, the heat produced by shaft coupling surface can quickly move through the Three through holes outwards shed, while alloing air-flow to be formed to the fast of shaft coupling both sides using the outline construction of third through-hole group Speed and symmetrically guide functions so that can be quickly circulated to shaft coupling table after the heat ingress of air precooling on shaft coupling surface Realize quick radiating in face.
Embodiment seven:
Referring to Fig. 1 to Fig. 2, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention seven is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:Also it is set with pump shaft 11 on second plate body 16, the second plate body 16 and offers the second groove 161, pump shaft 11 is recessed through second Groove 161, the second sealing ring 162 is provided between the cell wall and pump shaft 11 of the second groove 161.Second sealing ring is installed on the second plate Internal portion, to seal pumped (conveying) medium.
Wherein, further, with continued reference to Fig. 1 to Fig. 2, installing plate 163 is connected to the side of the second plate body 16, for User base is docked, and realizes the effect of fixed overall unit.
Embodiment eight:
Referring to Fig. 1 and Fig. 3, the painting of a kind of conveying particle and viscous media that the embodiment of the present invention eight is provided is shown in figure Dress submerged pump, the present embodiment is also further made that following as improved technical side on the basis of above-described embodiment Case:Second body 3 is bend pipe.
Wherein, further, with continued reference to Fig. 1 and Fig. 3, the side of the first housing 13 offers horn-like oral area 135, the The end of two bodys 3 connects horn-like oral area 135 by components such as flanges.By the improved plan, horn-like oral area is utilized Special tectonic so that medium can be realized from there quickly goes out liquid, and effectively prevents the rebound phenomenon of medium backward.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (10)

1. a kind of application submerged pump for conveying particle and viscous media, it is characterised in that described including waterpower operating portion (1) Pump shaft (11) is connected with waterpower operating portion (1), the pump shaft (11) is connected to drive division (12), the waterpower operating portion (1) On covered with first shell body (13), be provided with lid (131), the lid (131) and open at the top of first housing (13) Provided with first through hole (132), the hole of the first through hole (132) is along having annular projection portion (133), and the pump shaft (11) is inserted The annular projection portion (133) is interior and connects the waterpower operating portion (1), outer wall and the annular projection of the pump shaft (11) Guide bearing (134) is provided between the inwall in portion (133);
The bottom of first housing (13) is connected with the first body (2), and first body (2) is pipette, described first The relatively described pump shaft (11) of body (2) and positioned at the other end of the waterpower operating portion (1), first body (2) is along institute State extending axially outward for pump shaft (11);
The second body (3) is also associated with first housing (13), second body (3) is perpendicular to first body (2) arrange, second body (3) is drain pipe.
2. a kind of application submerged pump for conveying particle and viscous media according to claim 1, it is characterised in that described The free end of first body (2) is provided with screen pack (21).
3. a kind of application submerged pump for conveying particle and viscous media according to claim 1, it is characterised in that described It is set with the 3rd body (111) on pump shaft (11), one end of the 3rd body (111) connects the lid (131), described the The relative other end of three bodys (111), which is connected, offers the on the drive division (12), the side wall of the 3rd body (111) Two through holes (112).
4. the application submerged pump of a kind of conveying particle and viscous media according to claim 1 or 3, it is characterised in that The drive division (12) connects the pump shaft (11) by shaft coupling portion (14).
5. a kind of application submerged pump for conveying particle and viscous media according to claim 4, it is characterised in that described Shaft coupling portion (14) has the second housing (141), and second housing (141) is set on the pump shaft (11), the second shell There is annular rim (142) on the inwall of body (141), the is provided between the annular rim (142) and the pump shaft (11) Two axle sleeves (143) and rolling bearing (144), second axle sleeve (143) are set on the pump shaft (11), the rolling bearing (144) it is set on second axle sleeve (143), the end of the pump shaft (11) is connected with shaft coupling (145), the shaft coupling (145) drive division (12) is connected.
6. a kind of application submerged pump for conveying particle and viscous media according to claim 5, it is characterised in that described The bottom of annular rim (142) is provided with the first plate body (146), and the middle part of first plate body (146) forms the first groove (147), the cross section of first groove (147) is in inverted trapezoidal, and the bottom of first groove (147) is provided with ring-type Convex tendon (148), the pump shaft (11) is described through the bottom of first groove (147) and by the ring-type convex tendon (148) The first sealing ring (149) is provided between pump shaft (11) and the ring-type convex tendon (147).
7. a kind of application submerged pump for conveying particle and viscous media according to claim 5, it is characterised in that described Cover body (15) is covered with outside shaft coupling (145), the surface of the cover body (15) is provided with the third through-hole of multiple array arrangements (151), the outer contour (152) for the third through-hole group that the multiple third through-hole (151) is formed is in inverted isosceles trapezoid.
8. a kind of application submerged pump for conveying particle and viscous media according to claim 3, it is characterised in that described Also it is set with pump shaft (11) on the second plate body (16), second plate body (16) and offers the second groove (161), the pump shaft (11) second groove (161) is passed through, second is provided between the cell wall and the pump shaft (11) of second groove (161) Sealing ring (162).
9. a kind of application submerged pump for conveying particle and viscous media according to claim 1, it is characterised in that described Second body (3) is bend pipe.
10. the application submerged pump of a kind of conveying particle and viscous media according to claim 1 or 9, it is characterised in that The side of first housing (13) offers horn-like oral area (135), and the end of second body (3) connects the loudspeaker Shape oral area (135).
CN201710473775.4A 2017-06-21 2017-06-21 A kind of application submerged pump for conveying particle and viscous media Pending CN107152407A (en)

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Application Number Priority Date Filing Date Title
CN201710473775.4A CN107152407A (en) 2017-06-21 2017-06-21 A kind of application submerged pump for conveying particle and viscous media

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Application Number Priority Date Filing Date Title
CN201710473775.4A CN107152407A (en) 2017-06-21 2017-06-21 A kind of application submerged pump for conveying particle and viscous media

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Publication Number Publication Date
CN107152407A true CN107152407A (en) 2017-09-12

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