CN113090590A - Centrifugal pump capable of effectively improving corrosion resistance of inner wall - Google Patents
Centrifugal pump capable of effectively improving corrosion resistance of inner wall Download PDFInfo
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- CN113090590A CN113090590A CN202110508509.7A CN202110508509A CN113090590A CN 113090590 A CN113090590 A CN 113090590A CN 202110508509 A CN202110508509 A CN 202110508509A CN 113090590 A CN113090590 A CN 113090590A
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- centrifugal pump
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- mounting
- maintenance
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- 238000005260 corrosion Methods 0.000 title claims abstract description 22
- 230000007797 corrosion Effects 0.000 title claims description 14
- 238000012423 maintenance Methods 0.000 claims abstract description 74
- 239000007788 liquid Substances 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 238000007790 scraping Methods 0.000 claims description 13
- 238000005536 corrosion prevention Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
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
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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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a centrifugal pump capable of effectively improving the anti-corrosion capacity of an inner wall, belonging to the technical field of centrifugal pumps and comprising a motor, a disc, a bottom cover, a press-contact component, a lifting side column component, an inner wall maintenance component and a maintenance liquid release component, wherein the top and the bottom of the disc are respectively and fixedly provided with the motor and the bottom cover, the inside of the bottom cover is provided with the press-contact component and the lifting side column component, and one end of an output shaft of the motor is fixedly provided with an impeller blade through a rotating shaft; according to the invention, the maintenance liquid releasing assembly is arranged in the disc, the inner wall maintenance assembly is driven to move, the plectrum sleeve on the side surface of the inner wall maintenance assembly can effectively touch the side plate of the maintenance liquid releasing assembly in the disc to generate certain displacement, so that the maintenance liquid in the maintenance liquid releasing assembly is sprayed out through the piston and is sprayed onto the inner wall of the disc, at the moment, the inner wall maintenance assembly rotates to maintain the interior of the centrifugal pump along with the maintenance liquid, and the anti-corrosion effect of the inner wall of the centrifugal pump is further ensured.
Description
Technical Field
The invention belongs to the technical field of centrifugal pumps, and particularly relates to a centrifugal pump capable of effectively improving the anti-corrosion capacity of an inner wall.
Background
The centrifugal pump is a pump for conveying a liquid by a centrifugal force generated when an impeller rotates, and operates by causing water to centrifugally move by the rotation of the impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.
Chinese patent discloses (CN201620910074.3) vertical centrifugal pump, including vertical centrifugal pump, by base, stainless steel impeller set screw, the pump body, impeller, mechanical seal, plug screw, stainless steel apron, disjunctor formula pump cover, motor constitution, motor front end installation disjunctor formula pump cover, at motor shaft and disjunctor formula pump cover front end installation mechanical seal, mechanical seal front end installation impeller, the impeller passes through stainless steel set screw to be fixed on motor shaft, the whole that constitutes above-mentioned passes through fastening screw to be fixed at the pump body, becomes whole water pump, at pump body bleeder vent department installation plug screw, the base passes through set screw to be installed under the pump body, and stainless steel apron is installed in the middle of the disjunctor formula pump cover, and this centrifugal pump adopts the stainless steel to inlay and the motor lower flange is the aesthetic measure that improves whole centrifugal pump. The adoption of the integrated pump cover improves the assembly efficiency, increases the temperature resistance, improves the concentricity and also increases the stability of the motor. The utility model discloses a structure of vertical centrifugal pump is simplified reasonable more, installation convenient to process, and the process is few, great improvement work efficiency and economic benefits, nevertheless this centrifugal pump is not provided with any anticorrosive structure at the inner wall, leads to the whole anticorrosive effect in the centrifugal pump not good, uses a period after, easily corrodes in the centrifugal pump, leads to appearing the service failure in the centrifugal pump, needs carry out certain improvement.
Disclosure of Invention
The invention aims to: the centrifugal pump effectively improves the anti-corrosion capability of the inner wall in order to solve the problems that the traditional centrifugal pump is not provided with any anti-corrosion structure on the inner wall, so that the overall anti-corrosion effect in the centrifugal pump is poor, and after the centrifugal pump is used for a period of time, the traditional centrifugal pump is easy to corrode, so that the use fault in the centrifugal pump is caused.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an effectively improve centrifugal pump of inner wall corrosion protection ability, includes motor, disc, under casing, presses and touches subassembly, lift side post subassembly, inner wall maintenance subassembly and maintenance liquid release subassembly, the top and the bottom of disc are fixed mounting respectively has motor and under casing, the inside of under casing is provided with presses and touches subassembly and lift side post subassembly, the output shaft one end of motor has the impeller blade through pivot fixed mounting, the one end fixed mounting of impeller blade has inner wall maintenance subassembly, the connection side groove has been seted up on the inner wall of disc, the maintenance liquid hole has been seted up on the connection side groove with the stroke groove, inner wall maintenance subassembly and the mutual sliding connection of lateral wall of being connected the side groove, the bottom of disc is provided with the bottom filter plate, the inside fixed mounting of disc has maintenance liquid release subassembly.
As a further description of the above technical solution:
the outer surface of the disc is fixedly provided with a maintenance liquid pipe, the bottom of the disc is fixedly provided with a water outlet pipe, and the bottom of the bottom cover is fixedly provided with a bottom frame.
As a further description of the above technical solution:
the press-contact assembly comprises an installation sleeve, a built-in spring, a transmission gear roller, a telescopic shaft and a shaft sleeve, the built-in spring is fixedly installed inside the installation sleeve, a side sliding rail is fixedly installed on the inner wall of the installation sleeve, and the telescopic shaft is slidably installed on the side sliding rail.
As a further description of the above technical solution:
one end of the built-in spring is fixedly connected with one end of the telescopic shaft, the shaft sleeve is fixedly installed on the inner wall of the bottom surface of the bottom cover, the telescopic shaft is in sliding connection with the shaft sleeve, and the other end of the telescopic shaft penetrates through the bottom cover and extends to the outer side of the bottom cover.
As a further description of the above technical solution:
the telescopic shaft is characterized in that a first side meshing tooth is fixedly mounted on the outer wall of one side of the telescopic shaft, the transmission gear roller is rotatably mounted inside the disc through a mounting main shaft, and the transmission gear roller is meshed with the first side meshing tooth and is connected with the first side meshing tooth.
As a further description of the above technical solution:
the lifting side column assembly comprises an outer column, an inner guide rail, a bottom shell and a side piece, the inner guide rail is fixedly installed on the inner wall of the bottom cover, the outer column is slidably installed on the inner guide rail, a second side meshing tooth is fixedly installed on the outer wall of one side of the outer column, and the second side meshing tooth is meshed with the transmission toothed roller.
As a further description of the above technical solution:
the utility model discloses a side's of outer post, including the lateral wall of drain pan, lateral wall, lateral slot, bottom cover and lateral wall, the inside bottom surface fixed mounting of outer post has the drain pan, fixed mounting has interior slide rail on the inner wall of drain pan, slidable mounting has the lateral piece on the interior slide rail, be connected through connecting spring between the lateral wall of the inside wall of drain pan and lateral piece, on the outside lateral wall of bottom.
As a further description of the above technical solution:
the inner wall maintenance component comprises a scraping blade, mounting side frames, mounting side plates, a middle shaft, a torsion return spring and a mounting bottom plate, wherein the two mounting side frames are fixedly mounted on the outer wall of one side of the mounting bottom plate (118), a connecting shaft is rotatably mounted between the two mounting side frames, and the scraping blade and the outer torsion spring are fixedly mounted on the outer portion of the connecting shaft.
As a further description of the above technical solution:
one end of the outer torsion spring is fixedly connected with the side wall of the mounting side frame, two mounting side plates are fixedly mounted on the outer wall of one side of the mounting base plate, a middle shaft is rotatably mounted between the two mounting side plates, a shifting plate sleeve and a torsion return spring are fixedly mounted outside the middle shaft, and one end of the torsion return spring is fixedly connected with the side wall of the mounting side plate.
As a further description of the above technical solution:
curing liquid release assembly includes curing agent box, movable block, curb plate, spliced pole, release side box and side top spring, fixed mounting has the release side box on the outer wall of one side of curing agent box, has seted up the outer side groove on the surface of curing agent box, fixed mounting has interior conducting bar on the inner wall in outer side groove, and the inside fixed mounting in outer side groove has the side top spring, fixed mounting has the movable block on the inner wall of interior conducting bar, is connected through the connecting rod between movable block and the curb plate, the one end of side top spring and the lateral wall fixed connection of movable block, the curb plate passes through the spliced pole slidable mounting and in the movable groove of seting up on the curing agent box, and the outside in movable groove is provided with sealed overcoat, and the inside slidable mounting that spliced pole one end is located curing.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the centrifugal pump, the pressure contact assembly and the lifting side column assembly are installed inside the centrifugal pump, when the centrifugal pump needs to be installed in a usual mode, the centrifugal pump is directly installed in an installation area, the telescopic shaft of the pressure contact assembly can be squeezed, the telescopic shaft can move upwards at the moment to drive the transmission gear roller to rotate, the outer column of the lifting side column assembly is driven to move downwards, when the side piece of the outer column corresponds to the side groove, the connecting spring is not limited, the side piece can automatically pop up, the installation position area of the centrifugal pump is expanded, and installation stability is greatly improved.
2. According to the invention, the built-in spring is arranged in the pressure contact assembly, after the centrifugal pump is disassembled every time, the built-in spring can automatically eject the telescopic shaft to reset due to the elasticity of the built-in spring, so that conditions are provided for the next installation of the centrifugal pump, and meanwhile, the side plate can be automatically taken in when the telescopic shaft resets, so that the pressure contact assembly has an effective automatic taking-in effect, and the space occupancy rate of the centrifugal pump is reduced.
3. According to the invention, the impeller blade with the inner wall maintenance assembly is arranged in the disc, the inner wall maintenance assembly can be driven to rotate simultaneously when the impeller blade is driven to rotate ordinarily, the scraping blade arranged on the inner wall maintenance assembly can effectively scrape the inner wall of the disc, so that some water scales on the inner wall of the disc can be effectively scraped, meanwhile, some rust can also be effectively scraped, so that the corrosion condition in the centrifugal pump is effectively avoided, and the scraping blade can perform angular deflection in the movement process, so that the influence on the movement of the inner wall maintenance assembly due to small-particle protrusions is avoided.
4. According to the invention, the maintenance liquid releasing assembly is arranged in the disc, when the inner wall maintenance assembly is driven to move in a usual manner, the plectrum sleeve on the side surface can effectively touch the side plate of the maintenance liquid releasing assembly in the disc to generate certain displacement, so that the maintenance liquid in the maintenance liquid releasing assembly is sprayed out through the piston and is sprayed onto the inner wall of the disc, and at the moment, the rotation of the inner wall maintenance assembly can maintain the interior of the centrifugal pump along with the maintenance liquid, so that the anti-corrosion effect of the inner wall of the centrifugal pump is further ensured.
5. In the invention, the bottom filter plate is arranged at the bottom of the disc, so that when a common centrifugal pump works, sucked liquid can be filtered by the bottom filter plate and then discharged, and the centrifugal pump has a good filtering effect, thereby effectively avoiding the occurrence of blockage in the centrifugal pump.
Drawings
Fig. 1 is a schematic perspective view of a centrifugal pump in a front view, which is effective in improving the corrosion prevention capability of the inner wall.
Fig. 2 is a schematic view of the internal structure of a bottom cover in a centrifugal pump effective in improving the corrosion prevention capability of the inner wall.
Fig. 3 is a schematic view of a partial cross-sectional enlarged perspective structure of a pressure contact assembly in a centrifugal pump effective in improving the corrosion resistance of the inner wall.
FIG. 4 is a schematic view of a partially cut-away enlarged perspective view of a lifting jamb assembly in a centrifugal pump effective to improve the corrosion protection of the inner wall.
Fig. 5 is a schematic perspective view showing a cross section of a disk in a centrifugal pump effective in improving the corrosion prevention capability of the inner wall.
FIG. 6 is an enlarged perspective view of a maintenance fluid release assembly in a centrifugal pump effective to improve the corrosion protection of the inner wall.
FIG. 7 is a perspective view of an inner wall maintenance assembly in a centrifugal pump for effectively improving the corrosion resistance of the inner wall.
Fig. 8 is an enlarged schematic view of a centrifugal pump at a effective for improving the corrosion prevention capability of the inner wall.
Fig. 9 is an enlarged schematic view of a centrifugal pump at B effective in improving the corrosion prevention capability of the inner wall.
Illustration of the drawings:
1. a motor; 2. a disc; 3. a water outlet pipe; 4. a maintaining liquid pipe; 5. a bottom cover; 6. a chassis; 7. a press-contact assembly; 71. installing a sleeve; 72. a built-in spring; 73. a side slide rail; 74. a driving gear roller; 75. installing a main shaft; 76. a telescopic shaft; 77. a first side engagement tooth; 78. a shaft sleeve; 8. a side groove; 9. a lifting jamb assembly; 91. an outer column; 92. an inner guide rail; 93. a second side engagement tooth; 94. a bottom case; 95. a side panel; 96. an inner slide rail; 97. a connecting spring; 10. impeller blades; 11. an inner wall maintenance assembly; 111. scraping a blade; 112. a connecting shaft; 113. installing a side frame; 114. mounting the side piece; 115. a shaft is arranged in the middle; 116. a sheet shifting sleeve; 117. a torsion return spring; 118. mounting a bottom plate; 12. a stroke slot; 13. a maintenance liquid hole; 14. connecting the side grooves; 15. a bottom filter plate; 16. a maintenance fluid release assembly; 161. a curing agent box; 162. a moving block; 163. a side plate; 164. connecting columns; 165. sealing the outer sleeve; 166. releasing the side box; 167. an outer slot; 168. a side top spring; 169. an inner conducting bar.
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: a centrifugal pump capable of effectively improving the anti-corrosion capability of an inner wall comprises a motor 1, a disc 2, a bottom cover 5, a pressure contact assembly 7, a lifting side column assembly 9, an inner wall maintenance assembly 11 and a maintenance liquid release assembly 16, wherein the top and the bottom of the disc 2 are respectively and fixedly provided with the motor 1 and the bottom cover 5, the pressure contact assembly 7 and the lifting side column assembly 9 are arranged inside the bottom cover 5, one end of an output shaft of the motor 1 is fixedly provided with an impeller blade 10 through a rotating shaft, one end of the impeller blade 10 is fixedly provided with the inner wall maintenance assembly 11, the inner wall of the disc 2 is provided with a connecting side groove 14, the connecting side groove 14 is provided with a maintenance liquid hole 13 and a stroke groove 12, the inner wall maintenance assembly 11 is mutually connected with the side wall of the connecting side groove 14 in a sliding manner, the bottom of the disc 2 is provided with a bottom filter plate 15, the maintenance liquid release assembly 16 is fixedly arranged, when a common centrifugal pump works, the conducted liquid can be filtered by the bottom filter plate 15 and then discharged, so that a good filtering effect is achieved, and the blockage in the centrifugal pump is effectively avoided;
the outer surface of the disc 2 is fixedly provided with a maintenance liquid pipe 4, the bottom of the disc 2 is fixedly provided with a water outlet pipe 3, the bottom of the bottom cover 5 is fixedly provided with a bottom frame 6, maintenance liquid can be injected through the maintenance liquid pipe 4 by installing the maintenance liquid pipe 4, liquid can be discharged through the water outlet pipe 3 by installing the water outlet pipe 3, and the installation stability of the centrifugal pump can be improved by installing the bottom frame 6 and the bottom frame 6;
the press-contact assembly 7 is composed of a mounting sleeve 71, an internal spring 72, a transmission gear roller 74, a telescopic shaft 76 and a shaft sleeve 78, the internal spring 72 is fixedly mounted inside the mounting sleeve 71, a side slide rail 73 is fixedly mounted on the inner wall of the mounting sleeve 71, the telescopic shaft 76 is slidably mounted on the side slide rail 73, one end of the internal spring 72 is fixedly connected with one end of the telescopic shaft 76, and the shaft sleeve 78 is fixedly mountedIn thatThe inner wall of the bottom surface of the bottom cover 5 is provided with the telescopic shaft 76 and a shaft sleeve 78 which are mutually connected in a sliding manner, the other end of the telescopic shaft 76 penetrates through and extends to the outer side of the bottom cover 5, the outer wall of one side of the telescopic shaft 76 is fixedly provided with a first side meshing tooth 77, the transmission gear roller 74 is rotatably arranged inside the disc 2 through an installation main shaft 75, the transmission gear roller 74 and the first side meshing tooth 77 are mutually meshed and connected, and the built-in spring 72, the transmission gear roller 74, the telescopic shaft 76 and the shaft sleeve 78 are mutually matched in the pressure contact assembly 7, so that an outer column of the lifting side column assembly can be automatically driven to move up and down when the centrifugal pump is installed or disassembled;
the lifting side column assembly 9 is composed of an outer column 91, an inner guide rail 92, a bottom shell 94 and a side piece 95, the inner guide rail 92 is fixedly installed on the inner wall of the bottom cover 5, the outer column 91 is slidably installed on the inner guide rail 92, a second side meshing tooth 93 is fixedly installed on the outer wall of one side of the outer column 91, the second side meshing tooth 93 is meshed with the transmission toothed roller 74, the bottom shell 94 is fixedly installed on the inner bottom surface of the outer column 91, an inner slide rail 96 is fixedly installed on the inner wall of the bottom shell 94, the side piece 95 is slidably installed on the inner slide rail 96, the inner side wall of the bottom shell 94 is connected with the side wall of the side piece 95 through a connecting spring 97, a side groove 8 is formed in the position corresponding to the outer column 91 on the outer side wall of the bottom cover 5, the lifting side column assembly 9 is installed, and the lifting side column assembly 9 is composed of the outer column 91, the inner guide rail 92, when the centrifugal pump is required to be installed in normal times, the centrifugal pump is directly installed in the installation area, and then the extrusion effect is generated on the telescopic shaft 76 of the pressure contact assembly 7, at this time, the telescopic shaft 76 moves upwards to drive the transmission gear roller 74 to rotate, thereby driving the outer column 91 of the lifting side column assembly 9 to move downwards, when the side piece 95 of the outer column 91 corresponds to the position of the side groove 8, at this time, the connecting spring 97 is not limited, and the side piece 95 can be automatically ejected, thereby expanding the installation position area of the centrifugal pump, greatly improving the installation stability, after the centrifugal pump is disassembled every time, the built-in spring 72 can automatically eject the telescopic shaft 76 to reset due to the self elasticity, thereby providing conditions for the next installation of the centrifugal pump, meanwhile, when the telescopic shaft 76 is reset, the side piece 95 can be automatically collected, so that the effect of effective automatic collection is achieved, and the space occupancy rate of the centrifugal pump is reduced;
the inner wall maintenance component 11 is composed of a scraping blade 111, two mounting side frames 113, two mounting side frames 114, a middle shaft 115, a torsion return spring 117 and a mounting bottom plate 118, wherein the outer wall of one side of the mounting bottom plate 118 is fixedly provided with the two mounting side frames 113, a connecting shaft 112 is rotatably arranged between the two mounting side frames 113, the scraping blade 111 and an outer torsion spring are fixedly arranged outside the connecting shaft 112, one end of the outer torsion spring is fixedly connected with the side wall of the mounting side frames 113, the two mounting side frames 114 are fixedly arranged on the outer wall of one side of the mounting bottom plate 118, the middle shaft 115 is rotatably arranged between the two mounting side frames 114, a pulling blade sleeve 116 and the torsion return spring 117 are fixedly arranged outside the middle shaft 115, one end of the torsion return spring 117 is fixedly connected with the side wall of the mounting side frame 114, and the inner wall maintenance component 11 is formed by, The installation side frame 113, the installation side plate 114, the middle shaft 115 and the distortion return spring 117 are formed, when the impeller blade 10 is normally driven to rotate, the inner wall maintenance component 11 can be driven to rotate simultaneously, the scraping blade 111 installed on the inner wall maintenance component 11 can effectively scrape and rub the inner wall of the disc 2, so that some water scales on the inner wall of the disc 2 can be effectively scraped, meanwhile, some corrosion can also be effectively scraped, the corrosion condition in the centrifugal pump is effectively avoided, the scraping blade 111 can perform angular deflection in the movement process, and the influence on the movement of the inner wall maintenance component 11 due to small particle protrusions is avoided;
the curing liquid releasing assembly 16 comprises a curing agent box 161, a moving block 162, a side plate 163, a connecting column 164, a releasing side box 166 and a side top spring 168, wherein the releasing side box 166 is fixedly installed on the outer wall of one side of the curing agent box 161, an outer side groove 167 is formed in the outer surface of the curing agent box 161, an inner guide bar 169 is fixedly installed on the inner wall of the outer side groove 167, a side top spring 168 is fixedly installed inside the outer side groove 167, a moving block 162 is fixedly installed on the inner wall of the inner guide bar 169, the moving block 162 is connected with the side plate 163 through a connecting rod, one end of the side top spring 168 is fixedly connected with the side wall of the moving block 162, the side plate 163 is slidably installed in a moving groove formed in the curing agent box 161 through the connecting column 164, a sealing outer sleeve 165 is arranged outside the moving groove, an extrusion piston is slidably installed at one end of the connecting column 164 inside the curing, maintenance liquid release assembly 16 comprises maintenance agent box 161, the movable block 162, curb plate 163, spliced pole 164, release side box 166 and side top spring 168, make at ordinary inner wall maintenance subassembly 11 drive motion, the plectrum cover 116 of its side can be effectively touched the curb plate 163 of maintenance liquid release assembly 16 in the disc 2, make it produce certain displacement, thereby through some of the maintenance liquid blowout in the piston will maintenance liquid release assembly 16, spray to disc 2 inner wall, the rotation of inner wall maintenance subassembly 11 this moment, can be along with maintenance liquid to the inside maintenance of centrifugal pump, thereby further ensured the anticorrosive effect of the inside inner wall of centrifugal pump.
The working principle is as follows: when the centrifugal pump is required to be installed at ordinary times, the centrifugal pump is directly installed in an installation area, an extrusion effect is generated on the telescopic shaft 76 of the press-contact assembly 7, the telescopic shaft 76 moves upwards to drive the transmission gear roller 74 to rotate, so that the outer column 91 of the lifting side column assembly 9 is driven to move downwards, when the side piece 95 of the outer column 91 corresponds to the side groove 8, the connecting spring 97 is out of limit, the side piece 95 can automatically pop up, so that the installation position area of the centrifugal pump is expanded, the installation stability is greatly improved, after the centrifugal pump is disassembled every time, the built-in spring 72 can automatically pop up and reset the telescopic shaft 76 due to the elasticity of the built-in spring 72, conditions are provided for the installation of the next centrifugal pump, and when the telescopic shaft 76 resets, the side piece 95 can be automatically taken in, the effective automatic storage effect is achieved, and the space occupancy rate of the centrifugal pump is reduced, when the impeller blade 10 is normally driven to rotate, the inner wall maintenance component 11 can be driven to rotate at the same time, the scraping blade 111 arranged on the inner wall maintenance component 11 can effectively scrape the inner wall of the disc 2, so that some scale accumulated on the inner wall of the disc 2 can be effectively scraped, meanwhile, some rust can also be effectively scraped, so that the condition that corrosion occurs inside the centrifugal pump is effectively avoided, in addition, the scraping blade 111 can carry out angle deflection in the moving process, the influence caused by small particle bulges on the movement of the inner wall maintenance component 11 is avoided, the usual driving movement of the inner wall maintenance component 11 enables the stirring sheet sleeve 116 on the side surface of the stirring sheet sleeve to effectively touch the side plate 163 of the maintenance liquid release component 16 in the disc 2, so that a certain displacement is generated, so that the maintenance liquid in the maintenance liquid release component 16 is sprayed out to the inner wall of the disc 2 through the piston, and the maintenance of the inner wall component 11 is rotated at the moment, can be along with maintenance liquid to the inside maintenance of centrifugal pump to further ensure the anticorrosion effect of the inside inner wall of centrifugal pump, at ordinary centrifugal pump during operation, inspiratory liquid can discharge again after filtering through end filter plate 15 earlier, has good filter effect, thereby has effectively avoided the jam condition in the centrifugal pump to take place.
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 (10)
1. The utility model provides an effectively improve centrifugal pump of inner wall anticorrosion ability, includes motor (1), disc (2), end cover (5), presses and touches subassembly (7), lift side post subassembly (9), inner wall maintenance subassembly (11) and maintenance liquid release subassembly (16), its characterized in that:
the top and the bottom of the disc (2) are respectively and fixedly provided with a motor (1) and a bottom cover (5), a press contact component (7) and a lifting side column component (9) are arranged in the bottom cover (5),
one end of an output shaft of the motor (1) is fixedly provided with an impeller blade (10) through a rotating shaft, one end of the impeller blade (10) is fixedly provided with an inner wall maintenance component (11),
the inner wall of the disc (2) is provided with a connecting side groove (14),
the inner wall maintenance component (11) is mutually connected with the side wall of the connecting side groove (14) in a sliding way,
the bottom of the disc (2) is provided with a bottom filter plate (15),
and a curing liquid releasing assembly (16) is fixedly arranged in the disc (2).
2. The centrifugal pump for effectively improving the corrosion resistance of the inner wall is characterized in that a maintenance liquid pipe (4) is fixedly arranged on the outer surface of the disc (2), a water outlet pipe (3) is fixedly arranged at the bottom of the disc (2), and a bottom frame (6) is fixedly arranged at the bottom of the bottom cover (5).
3. The centrifugal pump capable of effectively improving the corrosion prevention capability of the inner wall is characterized in that the pressure contact assembly (7) comprises a mounting sleeve (71), an internal spring (72), a transmission gear roller (74), a telescopic shaft (76) and a shaft sleeve (78), the internal spring (72) is fixedly mounted inside the mounting sleeve (71), a side sliding rail (73) is fixedly mounted on the inner wall of the mounting sleeve (71), and the telescopic shaft (76) is slidably mounted on the side sliding rail (73).
4. A centrifugal pump for effectively improving the corrosion prevention capability of the inner wall according to claim 3, wherein one end of the built-in spring (72) is fixedly connected with one end of a telescopic shaft (76), the shaft sleeve (78) is fixedly installed on the inner wall of the bottom surface of the bottom cover (5), the telescopic shaft (76) and the shaft sleeve (78) are mutually connected in a sliding manner, and the other end of the telescopic shaft (76) penetrates through and extends to the outer side of the bottom cover (5).
5. A centrifugal pump capable of effectively improving the corrosion prevention capability of the inner wall according to claim 4, wherein a first side engaging tooth (77) is fixedly installed on one side outer wall of the telescopic shaft (76), the transmission gear roller (74) is rotatably installed inside the disc (2) through an installation main shaft (75), and the transmission gear roller (74) is in meshed connection with the first side engaging tooth (77).
6. The centrifugal pump capable of effectively improving the corrosion resistance of the inner wall is characterized in that the lifting side column assembly (9) comprises an outer column (91), an inner guide rail (92), a bottom shell (94) and a side piece (95), wherein the inner guide rail (92) is fixedly arranged on the inner wall of the bottom cover (5), the outer column (91) is slidably arranged on the inner guide rail (92), a second side engaging tooth (93) is fixedly arranged on the outer wall of one side of the outer column (91), and the second side engaging tooth (93) is in meshed connection with the transmission gear roller (74).
7. The centrifugal pump capable of effectively improving the corrosion prevention capability of the inner wall of the centrifugal pump according to claim 6, wherein a bottom shell (94) is fixedly installed on the inner bottom surface of the outer column (91), an inner slide rail (96) is fixedly installed on the inner wall of the bottom shell (94), a side plate (95) is slidably installed on the inner slide rail (96), the inner side wall of the bottom shell (94) is connected with the side wall of the side plate (95) through a connecting spring (97), and a side groove (8) is formed in the outer side wall of the bottom cover (5) at a position corresponding to the outer column (91).
8. The centrifugal pump capable of effectively improving the corrosion prevention capability of the inner wall according to claim 7, wherein the inner wall maintenance assembly (11) comprises a scraping blade (111), mounting side frames (113), mounting side plates (114), a middle shaft (115), a torsion return spring (117) and a mounting bottom plate (118), two mounting side frames (113) are fixedly mounted on the outer wall of one side of the mounting bottom plate (118), a connecting shaft (112) is rotatably mounted between the two mounting side frames (113), and the scraping blade (111) and the outer torsion spring are fixedly mounted on the outer portion of the connecting shaft (112).
9. The centrifugal pump capable of effectively improving the corrosion resistance of the inner wall of the centrifugal pump according to claim 8, wherein one end of the outer torsion spring is fixedly connected with the side wall of the mounting side frame (113), two mounting side plates (114) are fixedly mounted on the outer wall of one side of the mounting base plate (118), a central shaft (115) is rotatably mounted between the two mounting side plates (114), a pulling sheet sleeve (116) and a torsion return spring (117) are fixedly mounted outside the central shaft (115), and one end of the torsion return spring (117) is fixedly connected with the side wall of the mounting side plate (114).
10. The centrifugal pump capable of effectively improving the corrosion prevention capability of the inner wall according to claim 9, wherein the curing liquid releasing assembly (16) comprises a curing agent box (161), a moving block (162), a side plate (163), a connecting column (164), a releasing side box (166) and a side top spring (168), the releasing side box (166) is fixedly installed on the outer wall of one side of the curing agent box (161), an outer groove (167) is formed in the outer surface of the curing agent box (161), an inner guide bar (169) is fixedly installed on the inner wall of the outer groove (167), the side top spring (168) is fixedly installed inside the outer groove (167), the moving block (162) is fixedly installed on the inner wall of the inner guide bar (169), the moving block (162) is connected with the side plate (163) through a connecting rod, and one end of the side top spring (168) is fixedly connected with the side wall of the moving block (162), the side plates (163) are slidably mounted in movable grooves formed in the curing agent box (161) through connecting columns (164), sealing outer sleeves (165) are arranged outside the movable grooves, and extrusion pistons are slidably mounted in the curing agent box (161) at one ends of the connecting columns (164).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110508509.7A CN113090590A (en) | 2021-05-11 | 2021-05-11 | Centrifugal pump capable of effectively improving corrosion resistance of inner wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110508509.7A CN113090590A (en) | 2021-05-11 | 2021-05-11 | Centrifugal pump capable of effectively improving corrosion resistance of inner wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113090590A true CN113090590A (en) | 2021-07-09 |
Family
ID=76664850
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110508509.7A Withdrawn CN113090590A (en) | 2021-05-11 | 2021-05-11 | Centrifugal pump capable of effectively improving corrosion resistance of inner wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113090590A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550936A (en) * | 2021-09-02 | 2021-10-26 | 李华娥 | Water pump convenient to equipment and stability are good |
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| CN212028124U (en) * | 2020-04-30 | 2020-11-27 | 湖北慧中消防科技有限公司 | Fan bracket |
| CN112324680A (en) * | 2020-11-05 | 2021-02-05 | 湖南常通压缩机有限公司 | Centrifugal compressor with oil adding device |
| CN112412890A (en) * | 2020-11-17 | 2021-02-26 | 浙江创美机电有限公司 | Centrifugal water pump |
| CN112727781A (en) * | 2020-12-30 | 2021-04-30 | 阜阳鑫工机电设备有限公司 | Centrifugal pump convenient to dismouting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB217578A (en) * | 1923-06-15 | 1924-12-24 | Nash Engineering Co | Improvements in or relating to centrifugal pumps |
| CN108547800A (en) * | 2018-03-28 | 2018-09-18 | 中山市浩翔电气工程有限公司 | A kind of electric pump device |
| CN208431028U (en) * | 2018-07-16 | 2019-01-25 | 张奇 | A kind of underground local ventilating machine in coal mine wind direction regulating device |
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| CN212028124U (en) * | 2020-04-30 | 2020-11-27 | 湖北慧中消防科技有限公司 | Fan bracket |
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| CN113550936A (en) * | 2021-09-02 | 2021-10-26 | 李华娥 | Water pump convenient to equipment and stability are good |
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Application publication date: 20210709 |