CN112610501A - Acid-resistant corrosion-resistant multistage centrifugal pump - Google Patents

Acid-resistant corrosion-resistant multistage centrifugal pump Download PDF

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Publication number
CN112610501A
CN112610501A CN202011422830.5A CN202011422830A CN112610501A CN 112610501 A CN112610501 A CN 112610501A CN 202011422830 A CN202011422830 A CN 202011422830A CN 112610501 A CN112610501 A CN 112610501A
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CN
China
Prior art keywords
fixedly connected
wall
pump body
resistant
collecting box
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Granted
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CN202011422830.5A
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Chinese (zh)
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CN112610501B (en
Inventor
刘伟
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Guangdong Jinli Heavy Industry Machinery Co ltd
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Individual
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/06Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/05Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/5886Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling by injection
    • 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
    • F04D29/60Mounting; Assembling; Disassembling
    • F04D29/62Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/628Mounting; Assembling; Disassembling of 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
    • F04D29/70Suction 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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses an acid-resistant corrosion-resistant multistage centrifugal pump, which belongs to the technical field of centrifugal pumps and comprises a pump body, wherein the pump body is placed in a collecting box, the front side and the back side of the pump body are fixedly connected with reinforcing mechanisms, the reinforcing mechanisms are fixedly connected to the lower surface of the inner wall of the collecting box, a cleaning mechanism is detachably connected to the collecting box, and an extruding mechanism and a positioning mechanism are arranged in the cleaning mechanism. According to the invention, by arranging the water tank, the micropump, the shell, the nozzle and the cleaning mechanism, when the centrifugal pump works for a long time in an acid environment, the micropump is controlled to work to extract the treatment solution in the water tank, the solution is conveyed into the shell through the hose, and the treatment solution with lower temperature can take away a large amount of heat generated by the pump body during working through the cavity, so that the burden of the pump body is greatly reduced, the solution can be heated by the electric heating tube through the arrangement of the electric heating tube, the pump body can be heated in winter, and the anti-freezing effect of the pump body is improved.

Description

Acid-resistant corrosion-resistant multistage centrifugal pump
Technical Field
The invention belongs to the technical field of centrifugal pumps, and particularly relates to an acid-resistant and corrosion-resistant multistage centrifugal pump.
Background
The centrifugal pump is a pump for conveying liquid by centrifugal force generated when an impeller rotates, and mainly comprises the impeller, a pump body, a pump shaft, a bearing, a sealing ring, a stuffing box and the like. It is mainly characterized in that: compact structure, the flow lift scope is wide, the flow is even, operate steadily, little and the equipment fixing of vibration, maintenance cost is lower etc, the centrifugal pump is applicable to various occasions, bring very big convenience for the construction, the centrifugal pump also can use under special circumstances, for example under the condition that the strong corrosivity of acidity is heavier, the centrifugal pump can receive the corruption of a large amount of acid material on the surface when using for a long time, because current centrifugal pump does not have anticorrosive performance, consequently, can cause very adverse effect to the use of centrifugal pump like this, and the current pump body in market is usually relatively poor in antifreezing effect, and holistic stability is not good enough, it is convenient inadequately that whole equipment dismantles.
Disclosure of Invention
The invention aims to: the acid-resistant corrosion-resistant multistage centrifugal pump aims to solve the problems that the centrifugal pump in the prior art can be used under special conditions, for example, under the condition of strong acidity and heavy corrosion, the surface of the centrifugal pump is corroded by a large amount of acidic substances when the centrifugal pump is used for a long time, and the use of the centrifugal pump is very adversely affected because the existing centrifugal pump does not have corrosion-resistant performance.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an acidproof anticorrosive multistage centrifugal pump, includes the pump body, the pump body is placed in collecting the box, and the front of the pump body and the equal fixedly connected with strengthening mechanism in the back, strengthening mechanism fixed connection are at the lower surface of collecting the box inner wall, can dismantle on collecting the box and be connected with wiper mechanism, be provided with extrusion mechanism and positioning mechanism in the wiper mechanism, the outside cover of the pump body is equipped with the shell, and the delivery port intercommunication of hose and micropump is passed through to the right flank of shell, micropump fixed mounting in collecting the box, be provided with filter mechanism in the collection box, the one end at the filter mechanism back is connected with detachable mechanism, and detachable mechanism sets up in the inner.
As a further description of the above technical solution:
the cleaning mechanism comprises a U-shaped plate, the U-shaped plate is located on the outer side of the pump body, an air bag is fixedly connected to the inner wall of the U-shaped plate, a plurality of reflecting plates are fixedly connected to the inner wall of the air bag, and the reflecting plates are V-shaped.
As a further description of the above technical solution:
positioning mechanism is provided with two fixed blocks including seting up the cavity at U-shaped plate inner wall in the cavity, a side fixedly connected with slider of fixed block, and slider sliding connection is in the spout that the cavity inner wall was seted up, and a side fixedly connected with connecting plate that the fixed block is close to the pump body, and the connecting plate is located the through-hole that U-shaped plate inner wall was seted up, the lower fixed surface of fixed block is connected with the baffle, and the baffle runs through the lower surface of U-shaped plate and is located the holding tank that collection box upper surface was seted up, and the equal fixedly connected with inserted block of face is kept away from mutually of two baffles, and the inserted block inserts to.
As a further description of the above technical solution:
the extrusion mechanism includes the joint first bearing between two connecting plates around, and the first bearing endotheca is equipped with first pivot, and the upper surface joint of first pivot has screw cap, and screw cap female connection has the screw thread post, the top and the bottom of screw thread post are fixedly connected with respectively and twist piece and second pivot, and the outside cover of second pivot is equipped with the second bearing, and the second bearing joint is at the upper surface of stripper plate, the equal fixedly connected with first slide bar in both sides around the stripper plate upper surface, the outside cover of first slide bar is equipped with first sliding sleeve, and first sliding sleeve joint is at the upper surface of first pivot.
As a further description of the above technical solution:
the filtering mechanism comprises a replacing hole which is formed in the front of the water tank, a piston is arranged in the replacing hole, one end of the back of the piston is fixedly connected with the front of the rubber ring, the outer surface of the rubber ring is attached to the inner wall of the water tank, the back of the water tank is fixedly connected with a fixing ring, the fixing ring is located in a through hole formed in the back of the inner wall of the collecting box, a filter element is fixedly connected into the rubber ring, a first separation blade is fixedly connected to the right side face of the filter element, a second separation blade is attached to the back of the first separation blade, and the second separation blade is fixedly connected with the.
As a further description of the above technical solution:
the disassembly body includes the dead slot in the joint water tank back inner wall, and the left surface joint of dead slot inner wall has the second sliding sleeve, and the second sliding sleeve endotheca is equipped with the second slide bar, and the left end fixedly connected with pull ring of second slide bar, the right-hand member fixedly connected with U-shaped piece of second slide bar, the left surface fixedly connected with inserted bar of U-shaped piece inner wall, the positive one end of inserted bar are half-circular arc, the outside cover of inserted bar is equipped with the second spring, the both ends of second spring respectively with the right flank of second sliding sleeve and the left side fixed connection of U-shaped piece inner wall.
As a further description of the above technical solution:
the reinforcing mechanism includes the location shell of fixed connection at pump body front and back both sides face, and the card hole has all been seted up to the left and right sides face of location shell, the downthehole fixture block that is provided with of card, the fixture block is located the cover pipe of set casing left and right sides face joint, and the one end fixedly connected with splint of fixture block, the opposite face of two splint all are seted up inclined plane, are provided with three hornblocks between two splint, and the lower fixed surface that the lower surface of three hornblocks passes through spring beam and set casing inner wall is connected.
As a further description of the above technical solution:
a plurality of weeping holes have been seted up to the lower surface of collecting the box, collect the equal fixedly connected with curb plate in both sides around the box lower surface, the equal fixedly connected with guide plate of lower surface of two curb plates, the guide plate is the slope setting.
As a further description of the above technical solution:
the inside cavity that is provided with of shell, the surface intercommunication of shell has a plurality of nozzles, and a plurality of nozzles correspond each other with a plurality of reflecting plates, are provided with a plurality of electrothermal tubes in the water tank.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, by arranging the water tank, the micro pump, the shell, the nozzle and the cleaning mechanism, when the centrifugal pump works for a long time in an acid environment, controlling a micro pump to work to draw the treatment solution in the water tank, conveying the solution into the shell through a hose, spraying the solution uniformly through a nozzle, arranging a reflecting plate which is V-shaped, therefore, the reflecting plate can reflect and rebound the sprayed solution, and the solution is reflected and strongly sprayed on the surface of the pump body, thereby achieving the purpose of treating acidic materials for the pump body, avoiding the pump body from being corroded, and the processing solution with lower temperature can take away a large amount of heat generated by the pump body during working through the cavity, thereby greatly reducing the burden of the pump body, through setting up the electrothermal tube, the electrothermal tube can heat solution, can heat the pump body winter time, has improved the frostproofing effect of the pump body.
2. According to the invention, through the extrusion mechanism and the positioning mechanism, the position of the extrusion plate can be effectively adjusted under the action of the first rotating shaft, the threaded column is twisted by the twisting block to rotate, the extrusion plate can extrude the pump body under the action of the threaded cap, the formed reverse thrust can drive the connecting plate to move, through the arrangement of the fixed block, the baffle and the insert block, the fixed block can move along with the movement of the connecting plate when the connecting plate moves, and the insert block is driven by the baffle to move, at the moment, the insert block can be inserted into the slot in the collecting box, so that the U-shaped plate is fixed more stably, the reinforcing effect on the pump body can be realized, the U-shaped plate can be conveniently installed, and two good effects are achieved.
3. In the invention, by arranging the filtering mechanism and the dismounting mechanism, the filter element can filter the treated solution, the solution can achieve the effect of circular treatment by filtering acid substances in the solution, the piston can block the replacement hole to prevent the solution from leaking out by arranging the piston, the first spring and the second blocking piece, the first spring pushes the first blocking piece through self elasticity, the first blocking piece pushes the second blocking piece to move forwards, when the filter element is not fixed, the filter element can automatically leave from the replacement hole to facilitate the replacement treatment of the filter element, the second sliding rod, the second sliding sleeve, the U-shaped piece, the inserting rod and the fixing ring are arranged to drive the U-shaped piece to move when the second sliding rod is pulled to move, at the moment, the U-shaped piece drives the inserting rod to separate from the fixing ring, the fixing ring is not fixed any more, the filter element can be replaced by workers conveniently, one side surface of the inserting rod is arranged to be arc-shaped, the filter element is directly pushed to, at the moment, after the fixing ring extrudes the inserted bar to move leftwards, the second spring pushes the inserted bar to move rightwards again through the elasticity of the second spring and is clamped into the fixing ring to fix the filter element.
4. According to the pump body fixing device, the reinforcing mechanism is arranged, the spring rod extends to push the triangular block to move upwards to extrude the two clamping plates, the two clamping plates are far away from each other and drive the two clamping blocks to be far away from each other, the clamping blocks are clamped into the clamping holes at the moment, the positioning shell can be fixed in the positioning sleeve at the moment, so that the pump body is fixed more stably, the two clamping blocks are pressed to be close to each other and separated from the clamping holes during disassembly, and the positioning shell is not fixed any more at the moment, so that the pump body is.
Drawings
FIG. 1 is a schematic perspective view of an acid-and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 2 is a schematic sectional view of a casing of the acid-and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 3 is a schematic side view of a cleaning mechanism and an extruding mechanism in an acid-resistant and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 4 is a schematic perspective view of a positioning mechanism in the acid-resistant and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 5 is a schematic cross-sectional view of a water tank in the acid-resistant and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 6 is a schematic perspective view of a collection box of the acid-resistant and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 7 is a schematic perspective view of a reinforcing mechanism in the acid-and corrosion-resistant multistage centrifugal pump according to the present invention;
FIG. 8 is a schematic sectional view of a front view of a stationary casing in the acid-and corrosion-resistant multistage centrifugal pump according to the present invention;
fig. 9 is an enlarged schematic structural view of a in the acid-resistant and corrosion-resistant multistage centrifugal pump according to the present invention.
Illustration of the drawings:
1. a pump body; 2. a collection box; 3. a water tank; 4. a cleaning mechanism; 41. a U-shaped plate; 42. an air bag; 43. a reflective plate; 5. an extrusion mechanism; 51. a threaded post; 52. a threaded cap; 53. a second rotating shaft; 54. a pressing plate; 55. a first rotating shaft; 56. a first slide bar; 6. a positioning mechanism; 61. a chute; 62. a fixed block; 63. inserting a block; 64. a baffle plate; 65. a through hole; 7. a connecting plate; 8. a filtering mechanism; 81. a rubber ring; 82. a filter element; 83. replacing the hole; 84. a piston; 85. a first baffle plate; 86. a second baffle plate; 87. a first spring; 9. a nozzle; 10. a cavity; 11. a hose; 12. a side plate; 13. a baffle; 14. a reinforcement mechanism; 141. a positioning shell; 142. a clamping block; 143. a clamping hole; 144. a positioning sleeve; 145. a splint; 146. a triangular block; 147. a spring lever; 15. a disassembly mechanism; 151. a pull ring; 152. inserting a rod; 153. a second sliding sleeve; 154. a second spring; 155. a second slide bar; 156. a U-shaped piece; 16. a fixing ring; 17. a through hole; 18. a housing; 19. an electric heating tube; 20. a micro-pump; 21. and (4) a liquid leakage hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides an acidproof anticorrosive multistage centrifugal pump, includes the pump body 1, the pump body 1 is placed in collecting box 2, the front of the pump body 1 and the equal fixedly connected with reinforcing mechanism 14 in the back, and reinforcing mechanism 14 fixed connection is at the lower surface of collecting box 2 inner walls, can dismantle on collecting box 2 and be connected with wiper mechanism 4, be provided with extrusion mechanism 5 and positioning mechanism 6 in the wiper mechanism 4, the outside cover of the pump body 1 is equipped with shell 18, and the delivery port intercommunication of hose 11 and micropump 20 is passed through to the right flank of shell 18, and micropump 20 fixed mounting is in collecting box 2, be provided with filter mechanism 8 in collecting box 2, the one end at the 8 back of filter mechanism is connected with detachable mechanism 15, and detachable mechanism 15 sets up in the inner wall of 3 rear sides of.
Specifically, the cleaning mechanism 4 includes a U-shaped plate 41, the U-shaped plate 41 is located outside the pump body 1, an air bag 42 is fixedly connected to an inner wall of the U-shaped plate 41, a plurality of reflective plates 43 are fixedly connected to an inner wall of the air bag 42, and the reflective plates 43 are V-shaped.
Specifically, the positioning mechanism 6 includes a cavity 10 formed in the inner wall of the U-shaped plate 41, two fixing blocks 62 are disposed in the cavity 10, a sliding block is fixedly connected to one side of each fixing block 62, the sliding block is slidably connected to a sliding groove 61 formed in the inner wall of the cavity 10, a connecting plate 7 is fixedly connected to one side of each fixing block 62 close to the pump body 1, the connecting plate 7 is located in a through hole 65 formed in the inner wall of the U-shaped plate 41, a baffle plate 64 is fixedly connected to the lower surface of each fixing block 62, the baffle plate 64 penetrates through the lower surface of the U-shaped plate 41 and is located in an accommodating groove formed in the upper surface of the collecting box 2, the two far surfaces of the baffle plates 64 are fixedly connected with insertion blocks 63, the insertion blocks 63 are inserted into insertion grooves formed in one side of the inner wall of the accommodating groove, and by the arrangement of the fixing blocks 62, the insert 63 can be inserted into the slot inside the collecting box 2, so that the U-shaped plate 41 is fixed more stably, a reinforcing effect can be formed on the pump body 1, the U-shaped plate 41 is conveniently mounted, and two good effects are achieved.
Specifically, the extrusion mechanism 5 comprises a first bearing clamped between the front and rear connecting plates 7, a first rotating shaft 55 is sleeved in the first bearing, a threaded cap 52 is clamped on the upper surface of the first rotating shaft 55, a threaded column 51 is connected in the threaded cap 52, a screwing block and a second rotating shaft 53 are respectively and fixedly connected to the top end and the bottom end of the threaded column 51, a second bearing is sleeved on the outer side of the second rotating shaft 53, the second bearing is clamped on the upper surface of the extrusion plate 54, a first sliding rod 56 is fixedly connected to the front side and the rear side of the upper surface of the extrusion plate 54, a first sliding sleeve is sleeved on the outer side of the first sliding rod 56, the first sliding sleeve is clamped on the upper surface of the first rotating shaft 55, the position of the extrusion plate 54 can be effectively adjusted under the action of the first rotating shaft 55 through the extrusion mechanism 5, the threaded column 51 is screwed through the screwing block, and the extrusion plate 54 can extrude the pump body 1 under the action of the threaded, the reverse thrust formed at the same time can drive the connecting plate 7 to move.
Specifically, the filter mechanism 8 includes a replacing hole 83 formed in the front of the water tank 3, a piston 84 is arranged in the replacing hole 83, one end of the back of the piston 84 is fixedly connected with the front of the rubber ring 81, the outer surface of the rubber ring 81 is attached to the inner wall of the water tank 3, a fixing ring 16 is fixedly connected to the back of the water tank 3, the fixing ring 16 is located in a through hole 17 formed in the back of the inner wall of the collecting box 2, a filter element 82 is fixedly connected to the inside of the rubber ring 81, a first blocking piece 85 is fixedly connected to the right side of the filter element 82, a second blocking piece 86 is attached to the back of the first blocking piece 85, the second blocking piece 86 is fixedly connected to the back of the inner wall of the water tank 3 through a first spring 87, the filter element 82 can filter the treated solution, acidic substances in the filter solution can achieve the effect of circular treatment, and the, First spring 87, first separation blade 85 and second separation blade 86, piston 84 can the shutoff change hole 83 avoid solution to spill, and first spring 87 promotes first separation blade 85 through self elasticity, and first separation blade 85 promotes second separation blade 86 and moves forward, when filter core 82 is not being fixed, can leave from changing hole 83 automatically, conveniently changes the processing to filter core 82.
Specifically, the detaching mechanism 15 includes a hollow groove in the inner wall of the back of the clamping water tank 3, the left side of the inner wall of the hollow groove is connected with a second sliding sleeve 153 in a clamping manner, a second sliding rod 155 is sleeved in the second sliding sleeve 153, the left end of the second sliding rod 155 is fixedly connected with a pull ring 151, the right end of the second sliding rod 155 is fixedly connected with a U-shaped sheet 156, the left side of the inner wall of the U-shaped sheet 156 is fixedly connected with an inserted link 152, the front end of the inserted link 152 is in a semi-circular arc shape, the outer side of the inserted link 152 is sleeved with a second spring 154, the two ends of the second spring 154 are respectively fixedly connected with the right side of the second sliding sleeve 153 and the left side of the inner wall of the U-shaped sheet 156, the second sliding rod 155, the second sliding sleeve 153, the U-shaped sheet 156, the inserted link 152 and the fixing ring 16 are arranged to drive the U-shaped sheet 156 to move when the second sliding rod 155 is pulled to move, one side surface of the insert rod 152 is arc-shaped, the filter element 82 is directly pushed to move backwards during installation, at the moment, the insert rod 152 is extruded by the fixing ring 16 to move leftwards, the insert rod 152 is pushed by the second spring 154 through the elasticity of the second spring to move rightwards again, and the second spring is clamped into the fixing ring 16 to fix the filter element 82.
Specifically, the reinforcing mechanism 14 includes a positioning shell 141 fixedly connected to the front and rear side surfaces of the pump body 1, the left and right side surfaces of the positioning shell 141 are respectively provided with a clamping hole 143, a clamping block 142 is arranged in the clamping hole 143, the clamping block 142 is located in a sleeve clamped to the left and right side surfaces of the fixing shell, one end of the clamping block 142 is fixedly connected to a clamping plate 145, the opposite surfaces of the two clamping plates 145 are respectively provided with an inclined surface, a triangular block 146 is arranged between the two clamping plates 145, the lower surface of the triangular block 146 is fixedly connected to the lower surface of the inner wall of the fixing shell through a spring rod 147, by providing the reinforcing mechanism 14, the spring rod 147 extends to push the triangular block 146 to move upwards to squeeze the two clamping plates 145, the two clamping plates 145 are far away from each other and drive the two clamping blocks 142 to be far away from each other, at this time, the clamping block 142 is, when the pump body 1 is disassembled, the two clamping blocks 142 are pressed to be close to each other and separated from the clamping holes 143, and at this time, the positioning shell 141 is not fixed any more, so that the pump body 1 is disassembled conveniently.
Specifically, a plurality of weeping holes 21 have been seted up to the lower surface of collecting box 2, collect the equal fixedly connected with curb plate 12 in both sides around 2 lower surfaces of box, the equal fixedly connected with guide plate 13 of lower surface of two curb plates 12, guide plate 13 is the slope setting.
Specifically, the inner part of the shell 18 is provided with a cavity 10, the outer surface of the shell 18 is communicated with a plurality of nozzles 9, the plurality of nozzles 9 correspond to the plurality of reflecting plates 43, and the water tank 3 is internally provided with a plurality of electric heating tubes 19.
The working principle is as follows: when the centrifugal pump is used, a worker places the U-shaped plate 41 on the collecting box 2, the position of the extrusion plate 54 can be effectively adjusted under the action of the first rotating shaft 55, the threaded column 51 is screwed through the screwing block to rotate, the extrusion plate 54 can extrude the pump body 1 under the action of the threaded cap 52, the formed reverse thrust can drive the connecting plate 7 to move, the fixing block 62 can move along with the connecting plate 7 when the connecting plate 7 moves, the inserting block 63 is driven to move through the baffle 64, the inserting block 63 can be inserted into the slot in the collecting box 2 at the moment, the U-shaped plate 41 is fixed more stably, the reinforcing effect can be formed on the pump body 1, the U-shaped plate 41 is convenient to mount, when the centrifugal pump works for a long time in an acidic environment, the micro-pump 20 is controlled to work to extract a treatment solution in the water tank 3, the solution is conveyed into the shell 18 through the hose 11, and is finally sprayed out uniformly through the, reflecting plate 43 can reflect the resilience to spun solution, solution is reflected and powerful spraying at the surface of the pump body 1 this moment, reached and handled the purpose of acid material for the pump body 1, avoid the pump body 1 to be corroded, and the lower processing solution of temperature can take away the heat that a large amount of pump body 1 during operation produced through cavity 10, very big reduction the burden of the pump body 1, the solution of outflow is collected box 2, and flow into to guide plate 13 through weeping hole 21 on, and be leading-in to the left side of filter core 82, solution can used repeatedly after being filtered.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. The utility model provides an acidproof anticorrosive multistage centrifugal pump, includes the pump body (1), its characterized in that, the pump body (1) is placed in collecting box (2), and the front of the pump body (1) and the equal fixedly connected with strengthening mechanism (14) in the back, strengthening mechanism (14) fixed connection are at the lower surface of collecting box (2) inner wall, can dismantle on collecting box (2) and be connected with wiper mechanism (4), be provided with squeezing mechanism (5) and positioning mechanism (6) in wiper mechanism (4), the outside cover of the pump body (1) is equipped with shell (18), and the delivery port intercommunication of hose (11) and micropump (20) is passed through to the right flank of shell (18), micropump (20) fixed mounting is in collecting box (2), be provided with filter mechanism (8) in collecting box (2), the one end at the filter mechanism (8) back is connected with detachable mechanism (15), the detachable mechanism (15) is provided in the inner wall of the rear side of the water tank (3).
2. The acid-and corrosion-resistant multistage centrifugal pump according to claim 1, wherein the cleaning mechanism (4) comprises a U-shaped plate (41), the U-shaped plate (41) is located outside the pump body (1), an air bag (42) is fixedly connected to the inner wall of the U-shaped plate (41), a plurality of reflection plates (43) are fixedly connected to the inner wall of the air bag (42), and the reflection plates (43) are V-shaped.
3. The acid-resistant corrosion-resistant multistage centrifugal pump according to claim 2, wherein the positioning mechanism (6) comprises a cavity (10) formed in the inner wall of the U-shaped plate (41), two fixing blocks (62) are arranged in the cavity (10), a sliding block is fixedly connected to one side of each fixing block (62), the sliding block is slidably connected to a sliding groove (61) formed in the inner wall of the cavity (10), a connecting plate (7) is fixedly connected to one side of each fixing block (62) close to the pump body (1), the connecting plate (7) is located in a through hole (65) formed in the inner wall of the U-shaped plate (41), a baffle (64) is fixedly connected to the lower surface of each fixing block (62), the baffle (64) penetrates through the lower surface of the U-shaped plate (41) and is located in a containing groove formed in the upper surface of the collecting box (2), and inserting blocks (63) are fixedly connected, the insertion block (63) is inserted into the insertion groove, and the insertion groove is formed in one side face of the inner wall of the accommodating groove.
4. The acid-resistant corrosion-resistant multistage centrifugal pump according to claim 3, wherein the extrusion mechanism (5) comprises a first bearing clamped between the front connecting plate and the rear connecting plate (7), the first bearing is internally sleeved with a first rotating shaft (55), the upper surface of the first rotating shaft (55) is clamped with a screw cap (52), the screw cap (52) is internally connected with a threaded column (51), the top end and the bottom end of the threaded column (51) are respectively fixedly connected with a screwing block and a second rotating shaft (53), the outer side of the second rotating shaft (53) is sleeved with a second bearing, the second bearing is clamped on the upper surface of the extrusion plate (54), the front side and the rear side of the upper surface of the extrusion plate (54) are respectively fixedly connected with a first sliding rod (56), the outer side of the first sliding rod (56) is sleeved with a first sliding sleeve, and the first sliding sleeve is clamped on the upper surface of the first rotating shaft (55).
5. The acid-and corrosion-resistant multistage centrifugal pump according to claim 4, the filtering mechanism (8) comprises a replacing hole (83) arranged on the front surface of the water tank (3), a piston (84) is arranged in the replacing hole (83), one end of the back surface of the piston (84) is fixedly connected with the front surface of the rubber ring (81), the outer surface of the rubber ring (81) is attached to the inner wall of the water tank (3), the back of the water tank (3) is fixedly connected with a fixing ring (16), the fixing ring (16) is positioned in a through hole (17) formed in the back of the inner wall of the collecting box (2), fixedly connected with filter core (82) in rubber circle (81), the first separation blade (85) of right flank fixedly connected with of filter core (82), the back laminating of first separation blade (85) has second separation blade (86), and second separation blade (86) are through the back fixed connection of first spring (87) and water tank (3) inner wall.
6. The acid-resistant corrosion-resistant multistage centrifugal pump according to claim 5, wherein the dismounting mechanism (15) comprises a hollow groove in the inner wall of the back of the clamping water tank (3), the left side of the inner wall of the hollow groove is clamped with a second sliding sleeve (153), the second sliding sleeve (153) is internally sleeved with a second sliding rod (155), the left end of the second sliding rod (155) is fixedly connected with a pull ring (151), the right end of the second sliding rod (155) is fixedly connected with a U-shaped piece (156), the left side of the inner wall of the U-shaped piece (156) is fixedly connected with an inserted link (152), the front end of the inserted link (152) is in a semi-arc shape, the outer side of the inserted link (152) is sleeved with a second spring (154), and the two ends of the second spring (154) are respectively fixedly connected with the right side of the second sliding sleeve (153) and the left side of the inner wall of the.
7. The acid-resistant corrosion-resistant multistage centrifugal pump according to claim 6, wherein the reinforcing mechanism (14) comprises a positioning shell (141) fixedly connected to the front side surface and the rear side surface of the pump body (1), clamping holes (143) are formed in the left side surface and the right side surface of the positioning shell (141), a clamping block (142) is arranged in each clamping hole (143), the clamping block (142) is located in a sleeve clamped on the left side surface and the right side surface of the fixing shell, a clamping plate (145) is fixedly connected to one end of the clamping block (142), inclined surfaces are formed on the opposite surfaces of the two clamping plates (145), a triangular block (146) is arranged between the two clamping plates (145), and the lower surface of the triangular block (146) is fixedly connected with the lower surface of the inner wall of.
8. The acid-resistant corrosion-resistant multistage centrifugal pump according to claim 7, wherein the lower surface of the collecting box (2) is provided with a plurality of liquid leakage holes (21), the front side and the rear side of the lower surface of the collecting box (2) are fixedly connected with side plates (12), the lower surfaces of the two side plates (12) are fixedly connected with guide plates (13), and the guide plates (13) are obliquely arranged.
9. The multistage centrifugal pump of claim 8, wherein a cavity (10) is formed inside the casing (18), a plurality of nozzles (9) are communicated with the outer surface of the casing (18), the plurality of nozzles (9) correspond to the plurality of reflection plates (43), and a plurality of electric heating tubes (19) are formed inside the water tank (3).
CN202011422830.5A 2020-12-08 2020-12-08 Acid-resistant and corrosion-resistant multistage centrifugal pump Active CN112610501B (en)

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Publication number Priority date Publication date Assignee Title
CN117685229A (en) * 2024-01-31 2024-03-12 法乔拉蒂流体设备(无锡)有限公司 Liquid collecting and heating split pump
CN117685229B (en) * 2024-01-31 2024-04-05 法乔拉蒂流体设备(无锡)有限公司 Liquid collecting and heating split pump

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