CN117072489A - Improved corrosion-resistant silicon carbide ceramic pump - Google Patents
Improved corrosion-resistant silicon carbide ceramic pump Download PDFInfo
- Publication number
- CN117072489A CN117072489A CN202311322810.4A CN202311322810A CN117072489A CN 117072489 A CN117072489 A CN 117072489A CN 202311322810 A CN202311322810 A CN 202311322810A CN 117072489 A CN117072489 A CN 117072489A
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- Prior art keywords
- pump
- limiting
- ceramic pump
- silicon carbide
- round
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- 239000000919 ceramic Substances 0.000 title claims abstract description 76
- 238000005260 corrosion Methods 0.000 title claims abstract description 33
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 29
- 230000007797 corrosion Effects 0.000 title claims description 28
- 238000001914 filtration Methods 0.000 claims description 53
- 230000007246 mechanism Effects 0.000 claims description 26
- 229920001971 elastomer Polymers 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 abstract description 31
- 230000009194 climbing Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- 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
- F04D15/0022—Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
-
- 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
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of ceramic pumps, in particular to an improved anti-corrosion silicon carbide ceramic pump, which comprises a pump shell, wherein the left end and the right end of the pump shell are connected with round covers through bolts, a plurality of clamping devices are arranged and are circumferentially and uniformly arranged at the left end and the right end of the pump shell, and the clamping devices are used for aligning the round covers with the positions of the end parts of the pump shell. When the existing ceramic pump is used, the motor drives the ceramic pump to work, the ceramic pump normally conveys fluid, after the ceramic pump stops working, the fluid at the output end of the ceramic pump is easy to flow back, and when the ceramic pump works again, the time required for conveying the fluid to a target position needs to be increased, so that the working efficiency of the ceramic pump is reduced. The limiting device is matched with the backflow preventing device, fluid backflow in the circular tube at the vertical section of the pump shell can be prevented after the ceramic pump stops working, and after the ceramic pump works again, the time consumed by fluid climbing to the required height is reduced, and the working efficiency of the ceramic pump is improved.
Description
Technical Field
The invention relates to the technical field of ceramic pumps, in particular to an improved anti-corrosion silicon carbide ceramic pump.
Background
The ceramic is a material with excellent corrosion resistance and wear resistance, the pump body and the pump cover of the ceramic pump are made of acid-resistant ceramic, the ceramic pump is generally a centrifugal pump, the internal structure of the ceramic pump is also made of ceramic, and the ceramic pump mainly uses the transportation of chemical raw materials, such as strong corrosive liquids of hydrochloric acid, sulfuric acid, nitric acid and the like, and can also convey non-corrosive liquids.
When the existing ceramic pump is used, the connection between the ceramic pump and the coupler is usually checked, whether the rotation is normal or not is detected, then the liquid is introduced into the ceramic pump, air in the ceramic pump is discharged, then an inlet valve of the ceramic pump is opened, a motor is started, the motor drives the ceramic pump to work, the ceramic pump normally conveys fluid, after the ceramic pump stops working, the fluid at the output end of the ceramic pump is easy to flow back, the time required for conveying the fluid to a target position is required to be increased when the ceramic pump works again, so that the working efficiency of the ceramic pump is reduced, impurities in the fluid cannot be filtered, the phenomenon of blocking and clamping of the ceramic pump is easily caused by the fluid with the impurities, and the ceramic pump is easily damaged.
Disclosure of Invention
Based on this, there is a need to provide an improved corrosion-resistant silicon carbide ceramic pump, which aims to solve the problems generated during the operation of the ceramic pump in the prior art.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: an improved corrosion resistant silicon carbide ceramic pump comprising: the left end and the right end of the pump shell are connected with round covers through bolts.
The clamping devices are arranged at the left end and the right end of the pump shell and are circumferentially and uniformly arranged at the left end and the right end of the pump shell, and the clamping devices are used for aligning the positions of the round cover and the end part of the pump shell.
The clamping plates are provided with a plurality of clamping devices and are circumferentially and uniformly arranged on the side wall of the round cover, and the clamping plates are in sliding fit with the clamping devices.
The limiting device is rotationally connected to the round cover located on the left side, the limiting device comprises a rotating rod penetrating through and rotationally connected to the middle of the round cover located on the left side, an impeller is installed at the right end of the rotating rod, a plurality of limiting teeth which are evenly distributed in the circumferential direction are installed on the outer surface of the rotating rod, the limiting teeth are located inside a pump shell, and two limiting mechanisms are installed on the opposite ends of the round cover located on the left side in a central symmetry mode.
The filtering device is arranged at the opposite ends of the round cover on the right side and comprises a connecting pipe arranged at the opposite ends of the round cover on the right side, a filtering mechanism is arranged at the right end of the connecting pipe, and a round pipe is arranged at the right end of the filtering mechanism.
The anti-backflow device is in sliding connection in the vertical section circular tube of the pump shell, the anti-backflow device comprises a lifting rod placed in the vertical section circular tube of the pump shell, the lifting rod is of an L-shaped structure, two semicircular plates are hinged to the upper end of the lifting rod in a front-back symmetrical mode, the semicircular plates are in sliding connection with the inner annular surface of the vertical section circular tube of the pump shell, rubber sheets are commonly paved on the two semicircular plates, two limiting rods are symmetrically and horizontally installed in front-back of the vertical section of the lifting rod, and one end, far away from the vertical section of the lifting rod, of each limiting rod is rotationally connected with a ball.
According to the embodiment of the invention, the clamping device comprises an auxiliary plate arranged at the end part of the pump shell, one end, far away from the pump shell, of the auxiliary plate is connected with a limiting frame through a screw rod, the limiting frame is of a U-shaped structure with an opening facing the central axis of the round cover, one end of the limiting frame is provided with a baffle plate, and the inner end surface of the side wall, far away from the auxiliary plate, of the limiting frame is provided with a rubber pad.
According to the embodiment of the invention, the limiting mechanism comprises a sliding sleeve arranged at the opposite end of the round cover at the left side, an L-shaped rod is connected in the sliding sleeve in a sliding manner, a return spring is arranged between the transverse section of the L-shaped rod and the opposite end of the sliding sleeve, and an arc-shaped surface is arranged at one end, close to the rotating rod, of the vertical section of the L-shaped rod.
According to the embodiment of the invention, the filtering mechanism comprises a rectangular frame arranged at the right end of the connecting pipe, round holes are formed in the middle parts of the left frame wall and the right frame wall of the rectangular frame, the round holes, the connecting pipe and the round pipe are coaxial, a sliding block is connected inside the rectangular frame in a sliding manner, a pushing rod is arranged at the rear end of the sliding block, the pushing rod penetrates through the rear side wall of the rectangular frame and is connected with the rear side wall of the rectangular frame in a sliding manner, two cylindrical holes are symmetrically and horizontally formed in the sliding block, filtering branched chains are inserted into the cylindrical holes, two discharging holes are symmetrically formed in the front and rear of the right side wall of the rectangular frame, a cover plate is arranged on the right side of the discharging holes and is connected with the rectangular frame through bolts, and two liquid collecting branched chains are symmetrically arranged in the front and rear of the lower frame wall of the rectangular frame.
According to the embodiment of the invention, the filtering branched chain comprises a plurality of filtering circular plates which are uniformly distributed and inserted into the cylindrical holes, and connecting columns are commonly arranged in the middle parts of the plurality of filtering circular plates.
According to the embodiment of the invention, the liquid collecting branched chain comprises a blanking hole formed in the lower wall of the rectangular frame, a baffle filter plate is arranged in the blanking hole, a cylindrical barrel is arranged below the baffle filter plate, and the cylindrical barrel is in threaded connection with the blanking hole.
According to the embodiment of the invention, the filter circular plates are identical in structure, and the sizes of the filter holes of the filter circular plates are sequentially reduced from right to left.
According to the embodiment of the invention, the limiting teeth are in a right triangle structure, and the inclined planes of the limiting teeth are in an arc structure.
According to the embodiment of the invention, the outer surface of the sliding block is sleeved with a rubber sleeve.
In summary, the present invention includes at least one of the following beneficial technical effects: 1. the clamping device is matched with the clamping plate, a plurality of threaded holes in the round cover and a plurality of threaded holes in the end part of the pump shell can be aligned fast, so that time required for aligning the round cover with the end part of the pump shell is shortened, the aligned round cover can be limited, connection of bolts is facilitated, and the efficiency of installing the round cover on the pump shell is improved.
2. The limiting device is matched with the backflow preventing device, fluid backflow in the circular tube at the vertical section of the pump shell can be prevented after the ceramic pump stops working, the climbing fluid is prevented from falling for a long distance, after the ceramic pump works again, the time consumed by the climbing of the fluid to the required height is reduced, and the working efficiency of the ceramic pump is improved.
3. The filtering mechanism can filter the fluid, and can clean the filtering mechanism without closing the ceramic pump, so that the filtering effect of the filtering mechanism is ensured, the continuous operation of the ceramic pump can be ensured, and the phenomenon of blockage of the ceramic pump is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic view of a first perspective structure of an improved corrosion-resistant silicon carbide ceramic pump according to an embodiment of the invention.
Fig. 2 shows a schematic view of a second perspective structure of an improved corrosion-resistant silicon carbide ceramic pump according to an embodiment of the present invention.
Fig. 3 illustrates a front view of an improved corrosion resistant silicon carbide ceramic pump provided in accordance with an embodiment of the present invention.
Fig. 4 illustrates a left side view of an improved corrosion resistant silicon carbide ceramic pump provided in accordance with an embodiment of the present invention.
Fig. 5 shows a cross-sectional view in the direction B-B of fig. 3.
Fig. 6 shows a cross-sectional view in the direction A-A of fig. 4.
Fig. 7 shows an enlarged view of the N region in fig. 6.
Fig. 8 shows a schematic diagram of the connection relationship among a pump shell, a dome, a clamping device and a limiting device of the improved corrosion-resistant silicon carbide ceramic pump according to the embodiment of the invention.
Fig. 9 shows a schematic cross-sectional view of a first view of a filter mechanism of an improved corrosion resistant silicon carbide ceramic pump according to an embodiment of the present invention.
Fig. 10 shows a second perspective structural schematic cross-sectional view of a filtration mechanism of an improved corrosion resistant silicon carbide ceramic pump provided in accordance with an embodiment of the present invention.
Fig. 11 shows a schematic diagram of the structure of a filter branch of an improved corrosion-resistant silicon carbide ceramic pump according to an embodiment of the invention.
Wherein the above figures include the following reference numerals: 1. a pump housing; 2. a dome; 3. a clamping device; 31. an auxiliary plate; 32. a limiting frame; 33. a baffle plate; 34. a rubber pad; 4. a clamping plate; 5. a limiting device; 51. a rotating lever; 52. limit teeth; 53. an impeller; 54. a limiting mechanism; 541. a sliding sleeve; 542. an L-shaped rod; 543. a return spring; 6. a filtering device; 61. a connecting pipe; 62. a filtering mechanism; 621. a rectangular frame; 622. a circular hole; 623. a sliding block; 624. pushing the rod; 625. a cylindrical hole; 626. filtering the branched chain; 6261. a filter circular plate; 6262. a connecting column; 627. a discharge hole; 628. a cover plate; 629. a liquid collecting branched chain; 6291. a barrier filter plate; 6292. a cylindrical barrel; 63. a round tube; 7. a backflow prevention device; 71. a lifting rod; 72. a semicircular plate; 73. and a limit rod.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1, an improved corrosion-resistant silicon carbide ceramic pump comprises a pump shell 1, wherein round covers 2 are connected to the left end and the right end of the pump shell 1 through bolts.
Referring to fig. 1, 6 and 7, the improved anti-corrosion silicon carbide ceramic pump further comprises a clamping device 3, wherein the clamping device 3 is provided with a plurality of clamping devices which are circumferentially and uniformly arranged at the left end and the right end of the pump shell 1, and the clamping device 3 is used for aligning the positions of the round cover 2 and the end part of the pump shell 1.
Referring to fig. 1, 6 and 7, the improved anti-corrosion silicon carbide ceramic pump further comprises a clamping plate 4, wherein a plurality of clamping plates 4 are arranged on the side wall of the round cover 2 circumferentially and uniformly, and the clamping plates 4 are in sliding fit with the clamping devices 3.
Referring to fig. 1, 6 and 7, the positioning device 3 includes an auxiliary plate 31 mounted at the end of the pump casing 1, one end of the auxiliary plate 31 far away from the pump casing 1 is connected with a limiting frame 32 through a screw, the limiting frame 32 has a U-shaped structure with an opening facing the central axis of the dome 2, one end of the limiting frame 32 is provided with a baffle 33, and the inner end surface of the side wall of the limiting frame 32 far away from the auxiliary plate 31 is provided with a rubber pad 34.
Referring to fig. 1, 6 and 7, in specific operation, initially, two round caps 2 are in a separated state from a pump casing 1, when the ceramic pump is used, the round caps 2 are required to be connected with the pump casing 1, when the round caps 2 are connected with the pump casing 1, the round caps 2 are tightly attached to the end parts of the pump casing 1, then the round caps 2 are rotated, the round caps 2 drive a plurality of clamping plates 4 to move into the limiting frames 32 from one side of the limiting frames 32, the clamping plates 4 are limited by the baffle plates 33 at the other side of the limiting frames 32, so that the round caps 2 are initially positioned at the end parts of the pump casing 1, at the moment, a plurality of threaded holes on the round caps 2 are coaxial with and aligned with a plurality of threaded holes at the end parts of the pump casing 1, rubber pads 34 in the limiting frames 32 play a role of increasing friction force between the limiting frames 32 and the clamping plates 4, so that the round caps 2 are prevented from rotating when being connected with bolts, and then the two round caps 2 are connected to the two ends of the pump casing 1 through a plurality of bolts manually or mechanically.
Referring to fig. 2, 4 and 6, the improved corrosion-resistant silicon carbide ceramic pump further comprises a filter device 6, wherein the filter device 6 is installed at the opposite end of the dome 2 positioned on the right side, the filter device 6 comprises a connecting pipe 61 installed at the opposite end of the dome 2 positioned on the right side, a filter mechanism 62 is installed at the right end of the connecting pipe 61, and a circular pipe 63 is installed at the right end of the filter mechanism 62.
Referring to fig. 2, 4 and 6, in specific operation, before operation, the right round cap 2 is connected to the right end of the pump casing 1 through a bolt, then the round tube 63 is mounted at the end of the pipe through which the fluid flows through the bolt, and when the ceramic pump is in operation, the fluid enters the filtering mechanism 62 through the round tube 63 for filtering, and then enters the inside of the pump casing 1 through the connecting pipe 61.
Referring to fig. 3, 5 and 6, the improved anti-corrosion silicon carbide ceramic pump further comprises an anti-backflow device 7, the anti-backflow device 7 is slidably connected in the circular tube of the vertical section of the pump shell 1, the anti-backflow device 7 comprises a lifting rod 71 placed in the circular tube of the vertical section of the pump shell 1, the lifting rod 71 is of an L-shaped structure, two semicircular plates 72 are hinged to the upper end of the lifting rod 71 in a front-back symmetrical mode, the two semicircular plates 72 are slidably connected with the inner annular surface of the circular tube of the vertical section of the pump shell 1, rubber sheets are paved at the upper ends of the two semicircular plates 72 together, two limiting rods 73 are symmetrically and horizontally installed in the front-back of the vertical section of the lifting rod 71, and one end, far away from the vertical section of the lifting rod 71, of the limiting rods 73 is rotationally connected with balls.
Referring to fig. 3, fig. 5 and fig. 6, in specific operation, the rubber sheet is circular fluororubber with strong corrosion resistance, the length of the transverse section of the lifting rod 71 is longer than the radius of the vertical section circular tube of the pump casing 1, before operation, the upper end of the vertical section circular tube of the pump casing 1 is connected with the existing conveying pipe, before connection of the round cover 2, the lifting rod 71 is placed in the vertical section circular tube of the pump casing 1 in an artificial mode, the lifting rod 71 drives the two semicircular plates 72 and the limiting rod 73 to move into the vertical section circular tube of the pump casing 1, the two symmetrically and horizontally distributed limiting rods 73 are contacted with the inner annular surface of the vertical section circular tube of the pump casing 1 through balls and are matched with the rotating parts of the two semicircular plates 72, the lifting rod 71 is transversely limited, the lifting rod 71 is prevented from inclining in the lifting process, the upper end of the lifting rod 71 is limited by the slight elasticity of the lifting rod 72 in the downward rotating direction, the two semicircular plates 72 are prevented from rotating downwards, the two semicircular plates 72 and the rubber sheet are horizontally paved, and the vertical section circular tube 1 is prevented from being detached from being connected with the pump casing 1, and the inner side of the pump casing 1 is convenient to detach.
Referring to fig. 6 and 8, the improved corrosion-resistant silicon carbide ceramic pump further comprises a limiting device 5, the limiting device 5 is rotationally connected to the left round cover 2, the limiting device 5 comprises a rotating rod 51 penetrating through and rotationally connected to the middle of the left round cover 2, an impeller 53 is mounted at the right end of the rotating rod 51, a plurality of limiting teeth 52 which are uniformly distributed in the circumferential direction are mounted on the outer surface of the rotating rod 51, the limiting teeth 52 are located inside the pump shell 1, and two limiting mechanisms 54 are mounted on the opposite ends of the left round cover 2 in a vertically central symmetry mode.
Referring to fig. 6 and 8, in specific operation, after the left round cover 2 is connected with the pump casing 1, the left round cover 2 drives the impeller 53 to move into the pump casing 1 through the rotating rod 51, and meanwhile, the left round cover 2 drives the two limiting mechanisms 54 to move into the pump casing 1, and the two limiting mechanisms 54 are mutually matched with the plurality of limiting teeth 52.
Referring to fig. 6 and 8, the limiting mechanism 54 includes a sliding sleeve 541 mounted at the opposite end of the dome 2 at the left side, an L-shaped rod 542 slidably connected to the sliding sleeve 541, a return spring 543 mounted between the opposite ends of the sliding sleeve 541 and the transverse section of the L-shaped rod 542, and an arcuate surface disposed at one end of the vertical section of the L-shaped rod 542 adjacent to the rotating rod 51.
Referring to fig. 8, the limiting teeth 52 have a right triangle structure, and the inclined surfaces of the limiting teeth 52 have an arc structure.
Referring to fig. 5, 6 and 8, in specific operation, the return spring 543 is made of corrosion resistant stainless steel, when the ceramic pump works, the rotating rod 51 is connected with the output shaft of the existing motor through the coupling, the motor is started, the motor drives the rotating rod 51 to rotate through the coupling, the rotating rod 51 drives the impeller 53 to rotate, fluid enters the filtering mechanism 62 through the circular tube 63 to be filtered, then enters the pump shell 1 through the connecting tube 61, the impeller 53 drives the fluid in the pump shell 1 to rotate, the rotating fluid is discharged through the circular tube of the vertical section of the pump shell 1, in the process, the rotating rod 51 drives the inclined planes of the limiting teeth 52 to push the arc surfaces of the vertical section of the L-shaped rod 542, the L-shaped rod 542 is stressed and slides in the sliding sleeve 541, thereby avoiding the influence on the rotation of the rotating rod 51, meanwhile, the rotating rod 51 drives the impeller 53 to push the lower end of the lifting rod 71, when the horizontal section of the lifting rod 71 moves to the lower end of the vertical section circular tube of the pump shell 1, the pump shell 1 blocks the horizontal section of the lifting rod 71, the flowing fluid continuously pushes the two semicircular plates 72, the two semicircular plates 72 are stressed to rotate upwards, so that the vertical section circular tube of the pump shell 1 is opened, the fluid is convenient to pass through the vertical section circular tube of the pump shell 1, when the ceramic pump stops working, the fluid in the vertical section of the pump shell 1 presses down the two semicircular plates 72 under the action of self gravity, the two semicircular plates 72 are stressed to be tiled and drive the lifting rod 71 to descend, the horizontal section of the lifting rod 71 gradually moves to the impeller 53, the impeller 53 is stressed to drive the rotating rod 51 to rotate, the rotating rod 51 drives the plurality of limiting teeth 52 to rotate, the vertical section of the L-shaped rod 542 limits the limit teeth 52 to be rotated, so as to avoid the rotation of the rotating rod 51, further avoid the forced rotation of the impeller 53, limit the downward movement of the lifting rod 71, and stop the backflow of the fluid by the lifting rod 71 through the two tiled semicircular plates 72 and the rubber pad, thereby realizing the function of preventing the backflow of the fluid in the circular tube of the vertical section of the pump shell 1, and reducing the time consumed by the fluid climbing to the required height when the ceramic pump works again.
Referring to fig. 6, 9 and 10, the filtering mechanism 62 includes a rectangular frame 621 mounted at the right end of the connecting pipe 61, circular holes 622 are formed in the middle of the left and right frame walls of the rectangular frame 621, the circular holes 622, the connecting pipe 61 and the circular pipe 63 are coaxial, sliding blocks 623 are slidably connected inside the rectangular frame 621, pushing rods 624 are mounted at the rear ends of the sliding blocks 623, the pushing rods 624 penetrate through the rear side wall of the rectangular frame 621 and are slidably connected with the rear side wall of the rectangular frame 621, two cylindrical holes 625 are symmetrically and horizontally formed in the front and rear of the sliding blocks 623, filtering branched chains 626 are inserted into the cylindrical holes 625, two discharging holes 627 are symmetrically formed in the front and rear of the right side wall of the rectangular frame 621, a cover plate 628 is arranged on the right side of the discharging hole 627, the cover plate 628 is connected with the rectangular frame 621 through bolts, and two liquid collecting branched chains 629 are symmetrically mounted in the front and rear of the lower frame wall of the rectangular frame 621.
Referring to fig. 9, a rubber sleeve is sleeved on the outer surface of the sliding block 623.
Referring to fig. 6, 9 and 10, in specific operation, the rubber sleeve is made of fluorine rubber with strong corrosion resistance, before operation, the pushing rod 624 is pushed, the pushing rod 624 drives the sliding block 623 to move, the sliding block 623 drives any one of the cylindrical holes 625 to move between the two circular holes 622, the cylindrical hole 625 drives the filtering branched chain 626 to move between the two circular holes 622, when the ceramic pump works, fluid flowing through the circular holes 63 and 622 on the right side moves into the cylindrical hole 625, the filtering branched chain 626 in the cylindrical hole 625 filters impurities in the fluid, the filtered fluid flows into the connecting pipe 61 through the circular hole 622 on the left side and then flows into the pump shell 1, the rubber sleeve on the outer surface of the sliding block 623 can effectively prevent the fluid from flowing out from a gap between the sliding block 623 and the rectangular frame 621, limit the sliding block 623, after the filtering branched chain works for a period of time, pushing the pushing rod 624, pushing the pushing rod 624 to drive the sliding block 623 to move to the other side, driving the other cylindrical hole 625 to move between the two circular holes 622, driving the non-working filtering branched chain 626 to move between the two circular holes 622 by the cylindrical hole 625, starting the working of the non-working filtering branched chain 626 and filtering the flowing fluid, moving the used filtering branched chain 626 to the corresponding discharging hole 627, opening the cover plate 628 at the end of the corresponding discharging hole 627 to extract the used filtering branched chain 626, in the process, driving the filtering materials to be discharged from the cylindrical hole 625 together by the filtering branched chain 626, cleaning the filtering branched chain 626, reinserting the cleaned filtering branched chain 626 into the cylindrical hole 625, resetting the cover plate 628, moving the cleaned filtering branched chain 626 to the working position after a period of time, taking out the other filtering branched chain 626 for cleaning, the two filtering branched chains 626 are used alternately, so that the filtering branched chains 626 can be cleaned and replaced under the condition that the ceramic pump does not need to stop working, the filtering effect of the filtering branched chains 626 is ensured, and the influence on the working of the ceramic pump is avoided.
Referring to fig. 9 and 11, the filtering branched chain 626 includes a plurality of filtering circular plates 6261 which are uniformly distributed and inserted into the cylindrical holes 625, and connecting columns 6262 are commonly installed at the middle parts of the plurality of filtering circular plates 6261.
Referring to fig. 11, the filter disks 6261 are identical in structure, and the sizes of the filter holes of the filter disks 6261 are sequentially reduced from right to left.
Referring to fig. 9 and 11, in specific operation, a plurality of filter circular plates 6261 are provided, and the sizes of the filter holes of the plurality of filter circular plates 6261 are sequentially reduced from right to left, so that sundries with larger sizes can be firstly blocked, and then sundries with smaller sizes can be gradually blocked, thereby improving the fluid filtering effect.
Referring to fig. 9, according to an embodiment of the present invention, the liquid collecting branched chain 629 includes a blanking hole formed on the lower wall of the rectangular frame 621, a baffle filter plate 6291 is installed in the blanking hole, a cylindrical barrel 6292 is disposed below the baffle filter plate 6291, and the cylindrical barrel 6292 is in threaded connection with the blanking hole.
Referring to fig. 9, in a specific operation, the lower half portion of the cylindrical barrel 6292 is made of glass, and the cylindrical barrel 6292 can effectively detect tightness of the sliding block 623 and the filtering branched chain 626 in operation, so that observation and maintenance of workers are facilitated.
In the description of the embodiments of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "outer", etc., are based on those shown in the drawings, are merely for convenience of describing the embodiments of the present invention and for simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (9)
1. An improved corrosion-resistant silicon carbide ceramic pump, which is characterized in that: the novel hydraulic pump comprises a pump shell (1), wherein the left end and the right end of the pump shell (1) are connected with round covers (2) through bolts;
the clamping devices (3) are arranged at the left end and the right end of the pump shell (1) in a circumferential and uniform manner, and the clamping devices (3) are used for aligning the positions of the round cover (2) and the end part of the pump shell (1);
the clamping plates (4) are provided with a plurality of clamping plates and are circumferentially and uniformly arranged on the side wall of the round cover (2), and the clamping plates (4) are in sliding fit with the clamping device (3);
the limiting device (5) is rotationally connected to the round cover (2) positioned at the left side, the limiting device (5) comprises a rotating rod (51) which penetrates through and is rotationally connected to the middle part of the round cover (2) positioned at the left side, an impeller (53) is arranged at the right end of the rotating rod (51), a plurality of limiting teeth (52) which are uniformly distributed in the circumferential direction are arranged on the outer surface of the rotating rod (51), the limiting teeth (52) are positioned in the pump shell (1), and two limiting mechanisms (54) are symmetrically arranged at the upper center and the lower center of the opposite ends of the round cover (2) positioned at the left side;
the filtering device (6) is arranged at the opposite ends of the round cover (2) positioned at the right side, the filtering device (6) comprises a connecting pipe (61) arranged at the opposite ends of the round cover (2) positioned at the right side, a filtering mechanism (62) is arranged at the right end of the connecting pipe (61), and a round pipe (63) is arranged at the right end of the filtering mechanism (62);
the anti-backflow device (7) is in sliding connection in the vertical section circular tube of the pump shell (1), the anti-backflow device (7) comprises a lifting rod (71) placed in the vertical section circular tube of the pump shell (1), the lifting rod (71) is of an L-shaped structure, two semicircular plates (72) are hinged to the upper end of the lifting rod (71) in a front-back symmetrical mode, the two semicircular plates (72) are in sliding connection with the inner annular surface of the vertical section circular tube of the pump shell (1), rubber sheets are commonly paved at the upper ends of the two semicircular plates (72), two limiting rods (73) are symmetrically and horizontally installed around the vertical section of the lifting rod (71), and one end, far away from the vertical section of the lifting rod (71), of the limiting rods (73) is rotationally connected with balls.
2. An improved corrosion resistant silicon carbide ceramic pump according to claim 1, wherein: the clamping device (3) comprises an auxiliary plate (31) arranged at the end part of the pump shell (1), one end, far away from the pump shell (1), of the auxiliary plate (31) is connected with a limiting frame (32) through a screw rod, the limiting frame (32) is of a U-shaped structure with an opening facing the central axis of the round cover (2), one end of the limiting frame (32) is provided with a baffle plate (33), and the inner end surface of the side wall, far away from the auxiliary plate (31), of the limiting frame (32) is provided with a rubber pad (34).
3. An improved corrosion resistant silicon carbide ceramic pump according to claim 1, wherein: the limiting mechanism (54) comprises a sliding sleeve (541) arranged at the opposite end of the round cover (2) and positioned at the left side, an L-shaped rod (542) is connected in the sliding sleeve (541) in a sliding manner, a reset spring (543) is arranged between the transverse section of the L-shaped rod (542) and the opposite end of the sliding sleeve (541), and an arc-shaped surface is arranged at one end, close to the rotating rod (51), of the vertical section of the L-shaped rod (542).
4. An improved corrosion resistant silicon carbide ceramic pump according to claim 1, wherein: the filtering mechanism (62) comprises a rectangular frame (621) arranged at the right end of the connecting pipe (61), round holes (622) are formed in the middle of the left frame wall and the right frame wall of the rectangular frame (621), the round holes (622), the connecting pipe (61) and the round pipe (63) are coaxial, sliding blocks (623) are connected inside the rectangular frame (621) in a sliding mode, pushing rods (624) are arranged at the rear ends of the sliding blocks (623), the pushing rods (624) penetrate through the rear side wall of the rectangular frame (621) and are connected with the rear side wall of the rectangular frame in a sliding mode, two cylindrical holes (625) are formed in the sliding blocks (623) in a front-back symmetrical mode, filtering branched chains (626) are inserted into the cylindrical holes (625), two discharging holes (627) are formed in the front-back symmetry mode in the right side wall of the rectangular frame (621), cover plates (628) are arranged on the right side of the discharging holes (627), and the cover plates (628) are connected with the rectangular frame (621) through bolts, and two liquid collecting branched chains (629) are arranged in the front-back symmetry mode in the lower frame wall of the rectangular frame.
5. An improved corrosion resistant silicon carbide ceramic pump according to claim 4, wherein: the filtering branched chain (626) comprises a plurality of filtering circular plates (6261) which are uniformly distributed and inserted into the cylindrical holes (625), and connecting columns (6262) are commonly installed in the middle of the filtering circular plates (6261).
6. An improved corrosion resistant silicon carbide ceramic pump according to claim 4, wherein: the liquid collecting branched chain (629) comprises a blanking hole formed in the lower wall of the rectangular frame (621), a baffle filter plate (6291) is arranged in the blanking hole, a cylindrical barrel (6292) is arranged below the baffle filter plate (6291), and the cylindrical barrel (6292) is in threaded connection with the blanking hole.
7. An improved corrosion resistant silicon carbide ceramic pump according to claim 5, wherein: the filter disks (6261) have the same structure, and the sizes of the filter holes of the filter disks (6261) are reduced from right to left.
8. An improved corrosion resistant silicon carbide ceramic pump according to claim 1, wherein: the limiting teeth (52) are of right-angled triangle structures, and inclined planes of the limiting teeth (52) are of arc structures.
9. An improved corrosion resistant silicon carbide ceramic pump according to claim 4, wherein: the outer surface of the sliding block (623) is sleeved with a rubber sleeve.
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| CN202311322810.4A CN117072489B (en) | 2023-10-13 | 2023-10-13 | Improved corrosion-resistant silicon carbide ceramic pump |
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| CN202311322810.4A CN117072489B (en) | 2023-10-13 | 2023-10-13 | Improved corrosion-resistant silicon carbide ceramic pump |
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| CN117072489B CN117072489B (en) | 2024-03-26 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032018Y (en) * | 2007-01-12 | 2008-03-05 | 上海连成（集团）有限公司 | Minitype vertical type pipe pump flange connection device |
| CN211059571U (en) * | 2019-08-16 | 2020-07-21 | 神通科技集团股份有限公司 | Three-way pipe connecting structure used in EGR pipeline |
| CN211449944U (en) * | 2019-12-31 | 2020-09-08 | 连江巧通工业设计有限公司 | Pipeline leakage-proof structure of assembly type building pipeline system |
| CA3077457A1 (en) * | 2019-03-27 | 2020-09-27 | Dixon Valve & Coupling Company, Llc | Quick connect coupling |
| CN211954538U (en) * | 2020-05-21 | 2020-11-17 | 江苏华电吴江热电有限公司 | Novel oil filter local alarm device |
| CN212080443U (en) * | 2020-03-26 | 2020-12-04 | 江苏吉源管业有限公司 | Quick assembly disassembly's high leakproofness pipe connection spare |
| CN213049947U (en) * | 2020-06-20 | 2021-04-27 | 孟晓欣 | Gas purification system |
| CN213270460U (en) * | 2020-10-21 | 2021-05-25 | 衡水鸿泰泵业有限公司 | Ceramic pump case |
| CN216665928U (en) * | 2021-12-28 | 2022-06-03 | 安徽国泰泵科技有限公司 | Multi-item conveying centrifugal pump |
| CN218157075U (en) * | 2022-08-12 | 2022-12-27 | 河海大学 | River water sampling device |
| CN218636866U (en) * | 2022-09-30 | 2023-03-17 | 义煤集团宜阳义络煤业有限责任公司 | Compressed air filtering device |
| CN219522995U (en) * | 2023-04-11 | 2023-08-15 | 无锡市金凯盛机械制造有限公司 | Plastic extruder filter equipment |
-
2023
- 2023-10-13 CN CN202311322810.4A patent/CN117072489B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032018Y (en) * | 2007-01-12 | 2008-03-05 | 上海连成（集团）有限公司 | Minitype vertical type pipe pump flange connection device |
| CA3077457A1 (en) * | 2019-03-27 | 2020-09-27 | Dixon Valve & Coupling Company, Llc | Quick connect coupling |
| CN211059571U (en) * | 2019-08-16 | 2020-07-21 | 神通科技集团股份有限公司 | Three-way pipe connecting structure used in EGR pipeline |
| CN211449944U (en) * | 2019-12-31 | 2020-09-08 | 连江巧通工业设计有限公司 | Pipeline leakage-proof structure of assembly type building pipeline system |
| CN212080443U (en) * | 2020-03-26 | 2020-12-04 | 江苏吉源管业有限公司 | Quick assembly disassembly's high leakproofness pipe connection spare |
| CN211954538U (en) * | 2020-05-21 | 2020-11-17 | 江苏华电吴江热电有限公司 | Novel oil filter local alarm device |
| CN213049947U (en) * | 2020-06-20 | 2021-04-27 | 孟晓欣 | Gas purification system |
| CN213270460U (en) * | 2020-10-21 | 2021-05-25 | 衡水鸿泰泵业有限公司 | Ceramic pump case |
| CN216665928U (en) * | 2021-12-28 | 2022-06-03 | 安徽国泰泵科技有限公司 | Multi-item conveying centrifugal pump |
| CN218157075U (en) * | 2022-08-12 | 2022-12-27 | 河海大学 | River water sampling device |
| CN218636866U (en) * | 2022-09-30 | 2023-03-17 | 义煤集团宜阳义络煤业有限责任公司 | Compressed air filtering device |
| CN219522995U (en) * | 2023-04-11 | 2023-08-15 | 无锡市金凯盛机械制造有限公司 | Plastic extruder filter equipment |
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| CN117072489B (en) | 2024-03-26 |
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