CN108533504A - Jet stream diversion assists self priming pump - Google Patents
Jet stream diversion assists self priming pump Download PDFInfo
- Publication number
- CN108533504A CN108533504A CN201810588421.9A CN201810588421A CN108533504A CN 108533504 A CN108533504 A CN 108533504A CN 201810588421 A CN201810588421 A CN 201810588421A CN 108533504 A CN108533504 A CN 108533504A
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- Prior art keywords
- pump
- chamber
- lever
- link
- jet stream
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/02—Self-priming pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
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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 discloses a kind of jet stream diversions to assist self priming pump, including the pump housing, it is characterised in that：Main shaft is equipped in the pump housing; main shaft is assemblied in by drive end bearing and non-driven-end bearing support in suspension; the diesel engine link and link are fastened on by bolt on suspension; and it is fastened on link by bolt; the left side of the pump housing is fastened on by bolt on the pump housing equipped with suction casing; and be connected on pump cover together, the anhydrous dry rotation protection device of mechanical seal is communicated on the side wall of link.The configuration of the present invention is simple, device efficiency is high, and stable and reliable operation can be competent at the frequent starting of rescue.
Description
Technical field
The present invention relates to general-purpose pump and emergent pump technical field is belonged to, specifically a kind of jet stream diversion assists self priming pump.
Background technology
Centrifugal pump is that fluid is transported to the most common pump type of another place from a place, is widely used.Generally
Non- diving installing type centrifugal pump in addition to itself carry self-suction function self priming pump and by positive pressure water inlet centrifugal pump other than it is most
The centrifugal pump of number dry type installation is required to configure bottom valve in pump inlet pipe end, and pump needs to carry out pump before first time starts
It pours water, can start.Such as the use environments such as draining, the operation of pump is discontinuous, needs to repeat constantly artificial fill
Pump.Although pump machine is mounted with that bottom valve, bottom valve have natural defect, be mainly manifested in：1. bottom valve is heavy and is mounted on liquid
Under be not easy to installation, monitoring, maintenance and repair；2. bottom valve is since long period of soaking be easy to cause burn into a liquid and then influences
Sealing effect, it is serious can not to work in secondary water suction；3. generated solid particle can enter and follow in production and flow
Aggregation and adherency of the solid particle in bottom valve can make bottom valve that can not be fully sealed in ring liquid, bottom valve can fail at once；4. by
Insufficient water is manufactured into the water entering surface that bottom valve is mounted on water inlet pipe end, bottom valve itself can influence to pump.In view of said circumstances, need
A kind of vacuum aided self priming pump is designed, bottom valve need not be filled, it can directly anhydrous startup；Voluntarily rapid vacuumizing realizes self-priming
And can repeatedly, lasting self-priming.
Invention content
It is an object of the present invention to provide a kind of simple in structure, device efficiency is high, and stable and reliable operation can be competent at and rob dangerous section
A kind of jet stream diversion of the cutting of fibrousness solid refuse, conveyance capacity is assisted in the frequent starting of work and sewage disposal
Self priming pump.
The present invention solves technical problem and provides following scheme：
A kind of jet stream diversion auxiliary self priming pump, including the pump housing, it is characterised in that：Main shaft is equipped in the pump housing, main shaft is by driving
End bearing and non-driven-end bearing support are assemblied in suspension, and the diesel engine link and link are fastened on suspension by bolt
On, and be fastened on link by bolt, the left side of the pump housing is fastened on by bolt on the pump housing equipped with suction casing, and is connected together
It is connected on pump cover, the anhydrous dry rotation protection device of mechanical seal is communicated on the side wall of link, the mechanical seal is anhydrous dry
Rotation protection device is fixed on by pump housing bolt above link, and is connected to the oil groove of pump cover end, and the impeller is bolted
On axis, the blade in the back blades and pump cover at impeller back, the common self-cleaning function for realizing pump cover machine sealing chamber, impeller into
The inlet end face of mouth end face and suction casing, is equipped with sewage pump inlet saw-blade type cutter device, two width saw blade one quiet one therein
Dynamic, non-return valve is matched in the outlet of pump, and matching used air compressor machine on the side wall of the suction casing, the air compressor machine is converted by parallels pacifies
It on the suspension of pump, or is mounted directly on a diesel engine, air compressor machine directly uses the lubricating system of diesel engine to lubricate, pneumatics
Machine connects pump shaft transmission by belt, and the exhaust outlet of air compressor machine is connect with fluidic device by high temperature resistant, the air inlet pipe of high pressure, described
The suction casing input end of pump assembles water inlet pipe, and jet stream priming device is mounted on water inlet pipe, successively by 90 ° of elbows, three-way pipe, balls
Valve is connected to pump chamber with the direct through hole of outer silk, another interface of three-way pipe connects pressure vacuum gauge, and exhaust hose, which is connected to, to be penetrated
Flow the end of device.Ball valve is turned off manually after the completion of vacuumizing in self priming pump.
The suction casing input end of the pump assembles suction chamber, and jet stream priming device is assemblied on suction chamber, and suction chamber is pumping
When completing self-priming, float valve is automatically closed, the floating ball tank and case lid in suction chamber are sealed by gasket, form sealed chamber simultaneously
Communicated with pump chamber, medium enters seal chamber by the hole of floating ball tank, and through filter screen filtration, floating ball by ball lever and U-shaped folder with
Lever connects, and lever connects with lever by lever connection ring, and floating ball valve insert is housed on lever, lever dolly by positioning pin and
Bolt is fixed on suction chamber and covers, and support lever, and ball-cock assembly seal receptacle is assemblied on case lid, floating ball, lever, holder and floating ball
Air in valve seal receptacle, pump chamber and water inlet pipe enters suction chamber, from the hole on case lid, by penetrating by the hole on floating ball tank
Stream priming device is discharged in air.
It is sealed by gasket between the pump cover, the pump housing, pump housing suction casing, it is quiet to be equipped with mechanical seal on the pump cover
Ring, the mechanical sealing linkage ring are wrapped in by rubber parts on axis, and by the common axially position of stationary ring and impeller hub end face.
Drive end bearing axially position with diesel engine link, and by skeleton oil seal, anti-drive end axis
It holds by link axially position, and by skeleton oil seal.
Jet stream diversion of the present invention assists self priming pump, centrifuges pump portion：Main shaft is by drive end bearing and non-driven-end bearing
Support is assemblied in suspension, and drive end bearing is by diesel engine link（When gas-distributing motor drives, bearing gland is used）Cooperation is axial
Positioning, and by skeleton oil seal.Non-driven-end bearing is by link axially position, and by skeleton oil seal.Diesel engine connects
It connects frame and link is fastened on by bolt on suspension, have the pump cover of seal chamber self-cleaning function, link is fastened on by bolt
On.Suction casing is fastened on by bolt on the pump housing, and is connected on pump cover together, by close between the pump cover-pump housing, the pump housing-suction casing
Packing seals, to form the pump chamber being fully sealed.Mechanical sealing static ring is assemblied on pump cover.Mechanical sealing linkage ring is by rubber parts packet
It is rolled on axis, by the common axially position of stationary ring and impeller hub end face.The anhydrous dry rotation protection device of mechanical seal, by pump cover-pump
Body bolt is fixed on above link, and is connected to the oil groove of pump cover end.Impeller is bolted on axis, the pair at impeller back
Blade and the blade in pump cover, the common self-cleaning function for realizing pump cover machine sealing chamber.The inlet end face of impeller and suction casing into
Mouth end face is equipped with sewage pump inlet saw-blade type cutter device, and two width saw blade one quiet one therein is dynamic, completes to entering with medium
The cutting of the bar of pump chamber.Non-return valve is matched in the outlet of pump, and rubber gasket is when vacuumizing in sealing state to close
Pump chamber is sealed, collaboration is completed to vacuumize, and in the open state when pumping normal work, makes the smooth discharge of medium.
Quick water-inducing device is vacuumized for jet stream：
Matching used air compressor machine is mounted on by parallels conversion on the suspension of pump, or is mounted directly on a diesel engine, air compressor machine
The lubricating system of diesel engine is directly used to lubricate, air compressor machine connects pump shaft by belt and is driven, the exhaust outlet and jet stream of air compressor machine
Device is connected by high temperature resistant, the air inlet pipe of high pressure.
Scheme one：The suction casing input end of pump assembles water inlet pipe, and jet stream priming device is mounted on water inlet pipe, successively by
Another interface of 90 ° of elbows, three-way pipe, ball valve and the direct through hole tee joint pump chamber of outer silk, three-way pipe connects vacuum pressure
Table, exhaust hose are connected to the end of fluidic device.Ball valve is turned off manually after the completion of vacuumizing in self priming pump.
Scheme two：The suction casing input end of pump assembles suction chamber, and jet stream priming device is assemblied on suction chamber, and suction chamber exists
When pump completes self-priming, float valve is automatically closed, to prevent water from causing into incident flow priming device the damage of device.In suction chamber
Floating ball tank and case lid sealed by gasket, formed sealed chamber simultaneously communicated with pump chamber.Medium is entered close by the hole one of floating ball tank
Chamber is sealed, and is filtered through filter screen i.Floating ball is connect by ball lever and U-shaped folder with lever one, and lever one and lever two are connected by lever
Ring connection is connect, floating ball valve insert is housed on lever two, lever dolly is fixed on suction chamber by positioning pin and bolt and covers, and props up
Support lever.Ball-cock assembly seal receptacle is assemblied on case lid.Floating ball, lever, holder and ball-cock assembly seal receptacle, are all made of stainless steel
Matter, to ensure device continuous and effective.Air in pump chamber and water inlet pipe enters suction chamber, from case by the hole one on floating ball tank
The hole two covered, is discharged to by jet stream priming device in air.
The principle of the present invention is that the vacuum aided self priming pump is driven by Flexible Transmission diesel engine couplings by diesel engine
It is dynamic, self priming pump can anhydrous startup under the action of mechanical seal anhydrous dry rotation protection device, the pneumatics being assemblied on pump suspension
The spindle drive or be mounted directly on a diesel engine that machine is pumped by belt connection, air compressor machine moistens by lubricating system of diesel oil engine
Venturi sliding, that air compressor machine starts compressed gas to be discharged, gas compressed high speed passes through fluidic device with the startup of centrifugal pump
After scatter, and mixed with the gas at rest for being several times as much as high speed compression gas around Venturi outlet, mixing after extended volume
It closes gas reduction speed and enters jet pipe, and be discharged by outlet hose, be at this moment located at Venturi side and centrifugal pump water inlet pipe
Or vacuum is just formed at the air inlet that is connected of water inlet pipe suction chamber, water inlet pipe or water inlet pipe absorb water indoor air will be right
Vacuum area carries out the gas supplement of equivalent, continuous with the continuous air formed in centrifugal pump pump chamber and water inlet pipe pipeline of vacuum
Come to supplement, until the air of entire water inlet pipe and pump chamber is excluded entirely, and forms vacuum completely, the water of priming reservoir is in air
It under the action of pressure, is constantly raised by water inlet pipe, until entering pump chamber, flooding impeller.For scheme one, pressure vacuum gauge is shown
Reach scheduled vacuum degree in pump chamber and ball valve is then turned off manually, self-priming process terminates.For scheme two, absorb water at this time indoor floating
Ball is floated by water, and float valve is automatically closed under the action of lever, to prevent water from vacuumizing Quick water-inducing dress into incident flow
It sets, self-priming process terminates.After centrifugal pump normal work, water or other liquid are inhaled into pump chamber, and under pressure, non-return valve is clapped
Doormat automatically opens, and water or other liquid are discharged from outlet.Meanwhile with medium enter pump intake at plant, life
The bars such as rubbish, are cut into fragment under the action of centrifugal pump inlet saw-blade type cutter device, and easily by impeller, from
Pump housing outlet is discharged.The pump cover for having seal chamber self-cleaning function makes the machine envelope of centrifugal pump continue to run in the environment of cleaning,
Extend the service life of pump.For the vacuum aided self priming pump in general pump field, especially emergent pump field can be big
Width reduces pump self-priming time and then quickly starts the rescue works such as emergency repair, fire-fighting, improves secondary self-priming working efficiency,
Cost of labor is reduced, the loss that produces and speedily carry out rescue work caused by due to long-time is shut down is reduced.
Advantages of the present invention, the vacuum aided self priming pump 1, size simple in structure, maintaining former pump and power are matched
It sets, need not additionally configure power；2, additional human intervention is not needed, cost of labor has been saved, has reduced worker's labour by force
Degree and security risk；3, easy to operate, other ancillary equipments need not be added can directly initiate, be automatically performed self-priming；4, equipment
It is efficient, stable and reliable operation, can be competent at rescue frequent starting and sewage disposal in fibrousness solid refuse
Cutting, conveyance capacity；5, there are manually and automatically two kinds of configurations of scheme one and scheme two.
Description of the drawings
Fig. 1 is 1 structural schematic diagram of the embodiment of the present invention.
Fig. 2 is 1 partial structural diagram of the embodiment of the present invention.
Fig. 3 is 2 structural schematic diagram of the embodiment of the present invention.
Fig. 4 is 2 partial structural diagram of the embodiment of the present invention.
Specific implementation mode
Referring to attached drawing, specific embodiment 1：A kind of jet stream diversion auxiliary self priming pump, including the pump housing, it is characterised in that：It is described
Main shaft is equipped in the pump housing, main shaft 2 is assemblied in by drive end bearing 1 and the support of non-driven-end bearing 9 in suspension 10, the diesel engine
Link 5 and link 11 are fastened on by bolt on suspension 10, and are fastened on link 11 by bolt, the left side of the pump housing
It is fastened on the pump housing 17, and is connected to together on pump cover 14 by bolt equipped with suction casing 19, is communicated on the side wall of link
The anhydrous dry rotation protection device 15 of mechanical seal, the anhydrous dry rotation protection device of mechanical seal are fixed on link by pump housing bolt
11 tops, and are connected to the oil groove of 14 end of pump cover, and the impeller 16 is bolted on axis 2, the back blades at impeller back with
Blade in pump cover, the common self-cleaning function for realizing pump cover machine sealing chamber, the import of the inlet end face and suction casing 19 of impeller 16
End face is equipped with sewage pump inlet saw-blade type cutter device 20, and two width saw blade one quiet one therein is dynamic, and non-return valve is matched in the outlet of pump
22, matching used air compressor machine on the side wall of the suction casing, the air compressor machine 7 is by the conversion of parallels 8 mounted on the suspension 10 of pump
On, or be mounted directly on a diesel engine, air compressor machine 7 directly uses the lubricating system of diesel engine to lubricate, and air compressor machine 7 passes through belt
4 connection pump shafts 2 are driven, and the exhaust outlet of air compressor machine is connect with fluidic device 22 by high temperature resistant, the air inlet pipe of high pressure 12, the pump
19 input end of suction casing assembles water inlet pipe 23, and jet stream priming device 30 is mounted on water inlet pipe 23, successively by 90 ° of elbows 28, three
Direct 24 through hole of siphunculus 26, ball valve 25 and outer silk 3 is connected to pump chamber, another interface of three-way pipe 26 connects pressure vacuum gauge
27, exhaust hose 30 is connected to the end of fluidic device 29.Ball valve 25 is turned off manually after the completion of vacuumizing in self priming pump.
The course of work：Jet stream priming device 22 is assemblied on centrifugal pump water inlet pipe 23, successively by 90 ° of elbows 28, three-way pipes
26, direct 24 through hole of ball valve 25 and outer silk 3 is connected to pump chamber, another interface of three-way pipe 26 connects pressure vacuum gauge 27, bavin
Oil machine drives air compressor machine 7 to operate and compressed gas, gas compressed high speed is discharged by being dissipated after the Venturi of fluidic device 22
It opens, and is mixed with the gas at rest for being several times as much as high speed compression gas with around Venturi outlet, the gaseous mixture after extended volume
Body reduces speed and enters jet pipe, and is discharged by outlet hose, is at this moment connected with centrifugal pump water inlet pipe positioned at Venturi side
Vacuum is just formed at the air inlet connect, the gas that the air in water inlet pipe will carry out vacuum area equivalent supplements, with vacuum
The continuous air formed in centrifugal pump pump chamber and water inlet pipe pipeline constantly come to supplement, until the sky of entire water inlet pipe and pump chamber
Gas is excluded entirely and is formed completely vacuum, the water of priming reservoir constantly raised under atmospheric pressure, by water inlet pipe until
Into pump chamber, flood impeller.The display of pressure vacuum gauge 27 at this time reaches predetermined vacuum level, and ball valve 25 is turned off manually, and assists self-priming
Process terminates.
Specific embodiment 2：19 input end of suction casing of the pump assembles suction chamber 21, and jet stream priming device 22 is assemblied in suction
On hydroecium 21, when pump completes self-priming float valve is automatically closed, the floating ball tank 34 in suction chamber 21 and case lid 47 in suction chamber 21
It is sealed by gasket, form sealed chamber and is communicated with pump chamber, medium enters seal chamber by the hole 1 of floating ball tank 34, and passes through
Strainer 42 filters, and floating ball 35 is connect by ball lever 36 and U-shaped folder 37 with lever 1, and lever 1 and lever 2 39 are connected by lever
The connection of ring 44 is connect, floating ball valve insert 40 is housed on lever 2 39, lever dolly 43 is fixed on suction by positioning pin 46 and bolt 45
Enter on chamber cap 47, and support lever, ball-cock assembly seal receptacle 41 is assemblied on case lid 47, floating ball 35, lever 38,39, holder 43 and
Air in ball-cock assembly seal receptacle 41, pump chamber and water inlet pipe enters suction chamber 21, from case lid by the hole 1 on floating ball tank 34
Hole 2 32 on n, is discharged to by jet stream priming device in air.
The course of work：Lever 1, lever 2 39, lever connection ring 44 and the composition of lever dolly 43 in suction chamber 21 connect
Linkage.Floating ball 35 is mounted on the end of lever 1 in link mechanism, when not having water in pump chamber, certainly by gravity
By being suspended in sealing buoyancy tank 21.Floating ball valve insert 40 makes hole 2 keep unimpeded far from ball-cock assembly seal receptacle 41.Link mechanism
In another end, i.e., floating ball valve insert 40 is installed on lever 2 39.After water level, which is gradually increasing, touches floating ball 35,
Floating ball 35 rises with water level constantly to float.The floating of floating ball 35 pushes the ball-cock assembly sealing on lever 2 39 by link mechanism
Pad 40 up pushes up, until being bonded completely with ball-cock assembly seal receptacle 41, closes hole 2.35:Jet stream priming device 22 is assemblied in suction chamber
On 21, diesel engine, which drives air compressor machine 7 to operate and compressed gas is discharged, promotes jet stream priming device to begin operating in formation in pump chamber
Vacuum, the water of priming reservoir are constantly raised under atmospheric pressure, by water inlet pipe until entering pump chamber, flooding impeller.Floating ball
35, which rise the last float switch that constantly floats with water level, closes hole two.Medium has been filled with pump chamber and will not be into incident flow priming device
And it leaks.6. after centrifugal pump runs well, fibrous solids rubbish that may be present in priming reservoir can enter with medium and pump
Probability bigger of the medium of chamber, especially treated sewage or emergency management and rescue containing such rubbish.Mounted on the sewage of pump housing input end
Pump inlet saw-blade type cutter device, meeting is before such solid refuse enters pump chamber, by the stationary blade on suction casing 19, and
Rotating blade on impeller 16 is cut.The solid refuse cut can be easily by impeller and pump housing runner, and from going out
Mouth pipe discharge.7. the pump cover of configuration seal chamber self-cleaning structure is uniformly distributed in the inlet inner wall of machine sealing chamber added with 3 pieces
Linear leaf and evenly spaced 3 pieces of short blades.The formation of these blades expels device, promotes the bubble being attached in machine sealing chamber, and
The solid particle being deposited at machine envelope surface spring, is taken out of by the centrifugal force that impeller back blades generates.Constantly enter in machine sealing chamber
Cleaning medium, rub by-produced heat of machine envelope is taken away, is lubricated to machine envelope in time, keeps the low temperature, reliable of machine envelope
Operating.
Claims (4)
1. a kind of jet stream diversion assists self priming pump, including the pump housing, it is characterised in that：Main shaft is equipped in the pump housing, main shaft is by driving
Moved end bearing and non-driven-end bearing support are assemblied in suspension, and the diesel engine link and link are fastened on outstanding by bolt
It on frame, and is fastened on link by bolt, the left side of the pump housing is fastened on by bolt on the pump housing equipped with suction casing, and together
It is connected on pump cover, the anhydrous dry rotation protection device of mechanical seal is communicated on the side wall of link, the mechanical seal is anhydrous
Dry rotation protection device is fixed on by pump housing bolt above link, and is connected to the oil groove of pump cover end, and the impeller is consolidated by bolt
It is scheduled on axis, the blade in the back blades and pump cover at impeller back, the common self-cleaning function for realizing pump cover machine sealing chamber, impeller
The inlet end face of inlet end face and suction casing, is equipped with sewage pump inlet saw-blade type cutter device, and two width saw blade one therein is quiet
One is dynamic, and non-return valve is matched in the outlet of pump, and matching used air compressor machine on the side wall of the suction casing, the air compressor machine is converted by parallels
It on the suspension of pump, or is mounted directly on a diesel engine, air compressor machine directly uses the lubricating system of diesel engine to lubricate, empty
Press connects pump shaft transmission by belt, and the exhaust outlet of air compressor machine is connect with fluidic device by high temperature resistant, the air inlet pipe of high pressure, institute
State pump suction casing input end assembly water inlet pipe, jet stream priming device be mounted on water inlet pipe on, successively by 90 ° of elbows, three-way pipe,
Ball valve is connected to pump chamber with the direct through hole of outer silk, another interface of three-way pipe connects pressure vacuum gauge, and exhaust hose is connected to
Ball valve is turned off manually after the completion of vacuumizing in the end of fluidic device, self priming pump.
2. jet stream diversion assists self priming pump according to claim 1, it is characterised in that：The suction casing input end of the pump assembles
Suction chamber, jet stream priming device are assemblied on suction chamber, and float valve is automatically closed when pump completes self-priming in suction chamber, absorbs water
Floating ball tank and case lid in room are sealed by gasket, are formed sealed chamber and are communicated with pump chamber, and medium is entered by the hole of floating ball tank
Seal chamber, and through filter screen filtration, floating ball is connect by ball lever and U-shaped folder with lever, lever and lever are by lever connection ring
It connects, floating ball valve insert is housed, lever dolly is fixed on suction chamber by positioning pin and bolt and covers, and supporting lever on lever
Bar, ball-cock assembly seal receptacle are assemblied on case lid, floating ball, lever, holder and ball-cock assembly seal receptacle, the sky in pump chamber and water inlet pipe
Gas enters suction chamber by the hole on floating ball tank, from the hole on case lid, is discharged in air by jet stream priming device.
3. jet stream diversion assists self priming pump according to claim 1, it is characterised in that：The pump cover, the pump housing, pump housing suction casing
Between sealed by gasket, mechanical sealing static ring is equipped on the pump cover, the mechanical sealing linkage ring is wrapped in by rubber parts
On axis, and by the common axially position of stationary ring and impeller hub end face.
4. jet stream diversion assists self priming pump according to claim 1, it is characterised in that：The drive end bearing is connected by diesel engine
Frame cooperation axially position is connect, and by skeleton oil seal, non-driven-end bearing is and close by outside framework oil seal by link axially position
Envelope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588421.9A CN108533504A (en) | 2018-06-08 | 2018-06-08 | Jet stream diversion assists self priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588421.9A CN108533504A (en) | 2018-06-08 | 2018-06-08 | Jet stream diversion assists self priming pump |
Publications (1)
| Publication Number | Publication Date |
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| CN108533504A true CN108533504A (en) | 2018-09-14 |
Family
ID=63470746
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810588421.9A Pending CN108533504A (en) | 2018-06-08 | 2018-06-08 | Jet stream diversion assists self priming pump |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486095A (en) * | 2020-04-16 | 2020-08-04 | 厚力德机器（杭州）有限公司 | Intelligent control lubricating system and intelligent control method for sewage collection |
| CN113027774A (en) * | 2020-06-19 | 2021-06-25 | 彭娜 | Drainage water replenishing device for sequentially starting pump sets of water station |
| CN118066123A (en) * | 2024-04-25 | 2024-05-24 | 江苏泰丰泵业有限公司 | High leakproofness big suction lift water pump |
| CN118654001A (en) * | 2024-08-20 | 2024-09-17 | 沈阳市工业泵厂(有限公司) | Anti-seismic centrifugal pump for nuclear power station |
| CN118654001B (en) * | 2024-08-20 | 2024-10-22 | 沈阳市工业泵厂(有限公司) | Anti-seismic centrifugal pump for nuclear power station |
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| CN107605744A (en) * | 2017-10-27 | 2018-01-19 | 江苏大学 | A kind of self suction centrifugal pump system driven by air compressor machine |
| CN208619365U (en) * | 2018-06-08 | 2019-03-19 | 安徽阿莫斯泵业有限公司 | Jet stream diversion assists self priming pump |
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| CN111486095A (en) * | 2020-04-16 | 2020-08-04 | 厚力德机器（杭州）有限公司 | Intelligent control lubricating system and intelligent control method for sewage collection |
| CN113027774A (en) * | 2020-06-19 | 2021-06-25 | 彭娜 | Drainage water replenishing device for sequentially starting pump sets of water station |
| CN118066123A (en) * | 2024-04-25 | 2024-05-24 | 江苏泰丰泵业有限公司 | High leakproofness big suction lift water pump |
| CN118066123B (en) * | 2024-04-25 | 2024-08-09 | 江苏泰丰泵业有限公司 | High leakproofness big suction lift water pump |
| CN118654001A (en) * | 2024-08-20 | 2024-09-17 | 沈阳市工业泵厂(有限公司) | Anti-seismic centrifugal pump for nuclear power station |
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