CN114517796A - Slurry pump dredging device for avoiding long-time blockage of pipeline - Google Patents
Slurry pump dredging device for avoiding long-time blockage of pipeline Download PDFInfo
- Publication number
- CN114517796A CN114517796A CN202111482555.0A CN202111482555A CN114517796A CN 114517796 A CN114517796 A CN 114517796A CN 202111482555 A CN202111482555 A CN 202111482555A CN 114517796 A CN114517796 A CN 114517796A
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- fixedly connected
- wall
- fixed cylinder
- dredging device
- pump
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
Abstract
The invention relates to the technical field of slurry pumps, and discloses a slurry pump dredging device for avoiding long-time pipeline blockage, which comprises a pump body, wherein the top of the pump body is fixedly connected with a discharge pipe and a fixed cylinder, the right side of the inner wall of the pump body is provided with an annular cavity, the inner part of the annular cavity is movably connected with a movable ring, a gear is rotatably connected between the left inner wall and the right inner wall of the fixed cylinder, the inner bottom wall of the fixed cylinder is movably connected with a piston, the top of the piston is fixedly connected with a movable rack, the right side of the discharge pipe is fixedly connected with a connecting box, the left side of the connecting box is inserted with a rotating rod, the left side of the outer side of the rotating rod is fixedly connected with a cleaning rod, and the inner side wall of the connecting box is provided with a spiral groove. Through piston and movable rack rebound, move left when driving clearance pole rotation under the cooperation of gear, protruding piece, horizontal groove, slider and helicla flute, stir the thick liquid in the discharge tube to the effect that can dredge automatically when having reached the discharge tube and taking place to block up.
Description
Technical Field
The invention relates to the technical field of slurry pumps, in particular to a slurry pump dredging device for avoiding long-time blockage of a pipeline.
Background
The slurry pump is a machine which increases the energy of a solid-liquid mixed medium by generating the action of centrifugal force through the rotation of an impeller of the pump, converts electric energy into kinetic energy and potential energy of the medium, and is mainly suitable for: the fields of mine, power plant, dredging, metallurgy, chemical industry, building materials, petroleum and other industries.
The discharge pipe of the slurry pump is easy to block in the using process, if the slurry pump cannot be dredged in time, energy can be gathered in a pump cavity, damage to a pump piece is easy to cause, even the danger of pipeline cracking occurs, property loss is caused if the pipeline is light, and construction safety of workers is threatened if the pipeline is heavy, so that the slurry pump dredging device for avoiding long-time blockage of the pipeline is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the slurry pump dredging device for avoiding the long-time blockage of the pipeline, which has the advantage of avoiding the long-time blockage of the pipeline, and solves the problems that the discharge pipe of the slurry pump is easy to block in the use process, if the slurry pump can not be dredged in time, energy is accumulated in the pump cavity, the damage of a pump part is easy to cause, even the danger of pipeline cracking is caused, property loss is caused if the discharge pipe is light, and the construction safety of workers is threatened if the discharge pipe is heavy.
(II) technical scheme
In order to achieve the purpose of avoiding the long-time blockage of the pipeline, the invention provides the following technical scheme: a slurry pump dredging device for avoiding long-time blockage of a pipeline comprises a pump body, wherein a discharge pipe and a fixed cylinder are fixedly connected to the top of the pump body, a suction pipe is fixedly connected to the right side of the pump body, an impeller is rotatably connected to the inner left wall of the pump body, an annular cavity is formed in the right side of the inner wall of the pump body, a movable ring is movably connected to the inner part of the annular cavity, a gear is rotatably connected between the left inner wall and the right inner wall of the fixed cylinder, a piston is movably connected to the inner bottom wall of the fixed cylinder, a movable rack is fixedly connected to the top of the piston, a connecting box is fixedly connected to the right side of the discharge pipe, a rotating rod is inserted into the left side of the connecting box, a cleaning rod is fixedly connected to the left side of the outer side of the rotating rod, a magnetic block is fixedly connected to the right side of the rotating rod, a spiral groove is formed in the inner side wall of the connecting box, an elastic air bag is fixedly connected to the right side of the connecting box, the top fixedly connected with relief valve of connecting box, the inside of relief valve is provided with the ball stopper, the horizontal groove has been seted up at the top of dwang.
Preferably, the annular cavity is filled with hydraulic oil, and a through hole is formed between the top of the annular cavity and the bottom of the fixed cylinder to communicate the annular cavity and the fixed cylinder.
Preferably, the piston is tightly attached to the inner side wall of the fixed cylinder, and a return spring is sleeved outside the movable rack to drive the movable rack to return downwards.
Preferably, the movable rack is engaged with the gear, and the movable rack drives the gear to rotate when moving.
Preferably, the dwang runs through the gear, the protruding piece of the interior roof fixedly connected with of gear, protruding piece are located the horizontal groove, drive the dwang through protruding piece and horizontal groove and rotate during gear revolve.
Preferably, the top of the rotating rod is fixedly connected with a sliding block, the sliding block is located in the spiral groove, and the rotating rod moves left and right under the action of the sliding block and the spiral groove when rotating.
Preferably, the top fixedly connected with extension spring of ball stopper plays the effect of upwards pulling the ball stopper, and the ball stopper is iron material, can attract each other when being close to with the magnetic path.
(III) advantageous effects
Compared with the prior art, the invention provides the slurry pump dredging device for avoiding the long-time blockage of the pipeline, and the slurry pump dredging device has the following beneficial effects:
1. the slurry pump dredging device for avoiding the long-time blockage of the pipeline generates centrifugal force through the rotation of the impeller, slurry is sucked into the interior of the pump body through the suction pipe and then is discharged through the discharge pipe, when the blockage occurs in the discharge pipe, the pressure in the interior of the pump body rises, pressure difference is generated on the left side and the right side of the movable ring, the movable ring is driven to move rightwards, hydraulic oil in the annular cavity is pressed into the fixed cylinder from the through hole, the piston is extruded when the hydraulic oil enters the fixed cylinder, the piston and the movable rack are driven to move upwards, the movable rack drives the gear to rotate when moving upwards, the gear drives the rotating rod to rotate through the bulge block and the horizontal groove, the rotating rod drives the cleaning rod to rotate to stir the slurry in the discharge pipe, meanwhile, the cleaning rod is driven to move leftwards under the action of the slide block and the spiral groove when the rotating rod rotates, and the slurry in the discharge pipe is stirred more thoroughly, thereby reached the discharge pipe and taken place the effect that can dredge automatically when blockking up, avoided the energy to gather in the pump chamber, caused the damage of pump spare, after the discharge pipe mediation, the pressure differential of activity ring both sides disappears, and the activity rack drives the dwang under reset spring's effect and resets and crowd the annular intracavity with hydraulic oil.
2. The slurry pump dredging device for avoiding the long-time blockage of the pipeline can clean the discharge pipe by moving leftwards while the rotating rod rotates when the discharge pipe is blocked, and can drive the magnetic block to move leftwards when the rotating rod moves leftwards, when the magnetic block moves to the bottom of the pressure release valve leftwards, the ball plug is driven to move downwards through the attraction between the magnetic block and the ball plug, when the blockage is easy to clean and the ball plug is not moved to the position for opening the pressure release valve, the magnetic block begins to reset, the pressure release valve is not opened at the moment, when the jam was hardly cleared up, when the dwang moved the leftmost side, the discharge pipe still blockked up, and the dwang can not reset, and the magnetic path stops for a long time under the relief valve, and the ball stopper moves down, opens the relief valve, and gas in the elasticity gasbag is discharged from the relief valve, and the elasticity gasbag becomes flat to reached and reminded the effect that the staff in time overhauld.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the stationary barrel and connecting box of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the gear structure of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the part A of FIG. 2 according to the present invention.
In the figure: 1. a pump body; 2. a discharge pipe; 3. a suction tube; 4. an impeller; 5. an annular cavity; 6. a movable ring; 7. a fixed cylinder; 8. a gear; 9. a piston; 10. a movable rack; 11. a connecting box; 12. rotating the rod; 13. cleaning the rod; 14. a magnetic block; 15. a helical groove; 16. an elastic air bag; 17. a pressure relief valve; 18. a ball plug; 19. a horizontal groove.
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.
Please refer to fig. 1-4, a slurry pump dredging device for avoiding pipeline blockage for a long time, comprising a pump body 1, a discharge pipe 2 and a fixed cylinder 7 fixedly connected to the top of the pump body 1, a suction pipe 3 fixedly connected to the right side of the pump body 1, an impeller 4 rotatably connected to the inner left wall of the pump body 1, an annular cavity 5 formed on the right side of the inner wall of the pump body 1, hydraulic oil filled in the annular cavity 5, a through hole formed between the top of the annular cavity 5 and the bottom of the fixed cylinder 7 for communicating the annular cavity 5 with the fixed cylinder 7, a movable ring 6 movably connected to the inside of the annular cavity 5, a gear 8 rotatably connected between the left and right inner walls of the fixed cylinder 7, a piston 9 movably connected to the inner bottom wall of the fixed cylinder 7, a movable rack 10 fixedly connected to the top of the piston 9, the piston 9 tightly attached to the inner side wall of the fixed cylinder 7, a return spring sleeved outside of the movable rack 10, play the effect of driving movable rack 10 to reset downwards, movable rack 10 meshes with gear 8, when movable rack 10 moves, drive gear 8 to rotate, the right side fixedly connected with connecting box 11 of discharge pipe 2, the left side of connecting box 11 is spliced with dwang 12, the left side fixedly connected with clearance pole 13 outside dwang 12, the right side fixedly connected with magnetic path 14 of dwang 12, the inside wall of connecting box 11 has seted up helicla flute 15, the top fixedly connected with slider of dwang 12, the slider is located helicla flute 15, when dwang 12 rotates, move about under the effect of slider and helicla flute 15, the right side fixedly connected with elastic air bag 16 of connecting box 11, the top fixedly connected with relief valve 17 of connecting box 11, the inside of relief valve 17 is provided with ball stopper 18, the top fixedly connected with extension spring of ball stopper 18, play the effect of upwards pulling ball stopper 18, ball stopper 18 is the iron material, can inter attraction when being close to with magnetic path 14, horizontal groove 19 has been seted up at the top of dwang 12, and dwang 12 runs through gear 8, and the protruding piece of gear 8's interior roof fixedly connected with is located horizontal groove 19, drives dwang 12 through protruding piece and horizontal groove 19 and rotates when gear 8 rotates.
The working principle is as follows: when the centrifugal pump is used, the impeller 4 rotates to generate centrifugal force, slurry is sucked into the pump body 1 through the suction pipe 3 and then is discharged through the discharge pipe 2, when the discharge pipe 2 is blocked, the pressure in the pump body 1 rises, pressure difference is generated on the left side and the right side of the movable ring 6, the movable ring 6 is driven to move rightwards, hydraulic oil in the annular cavity 5 is pressed into the fixed cylinder 7 from the through hole, the piston 9 is extruded when the hydraulic oil enters the fixed cylinder 7, the piston 9 and the movable rack 10 are driven to move upwards, the movable rack 10 drives the gear 8 to rotate when moving upwards, the gear 8 drives the rotating rod 12 to rotate through the raised blocks and the horizontal groove 19, the rotating rod 12 drives the cleaning rod 13 to rotate to stir the slurry in the discharge pipe 2, meanwhile, the sliding block and the spiral groove 15 drive the cleaning rod 13 to move leftwards when the rotating rod 12 rotates, and the slurry in the discharge pipe 2 is stirred more thoroughly, therefore, the effect that the discharge pipe 2 can be automatically dredged when being blocked is achieved, the phenomenon that energy is accumulated in a pump cavity to cause damage of a pump piece is avoided, after the discharge pipe 2 is dredged, the pressure difference between two sides of the movable ring 6 disappears, and the movable rack 10 drives the rotating rod 12 to reset and extrude hydraulic oil back into the annular cavity 5 under the action of the reset spring; when the discharge pipe 2 is blocked, the rotating rod 12 rotates and moves leftwards to clean the discharge pipe 2, the rotating rod 12 moves leftwards to drive the magnetic block 14 to move leftwards, when the magnetic block 14 moves to the left to the bottom of the pressure relief valve 17, the ball plug 18 is driven to move downwards by the attraction force between the magnetic block and the ball plug 18, when the blockage is easy to clean, the magnetic block 14 is reset when the ball plug 18 is not moved to the position for opening the pressure relief valve 17, at the moment, the pressure relief valve 17 is not opened, when the jam was hardly cleared up, when dwang 12 moved the leftmost side, discharge pipe 2 still blockked up, dwang 12 can not reset, and magnetic path 14 stops for a long time under relief valve 17, and ball stopper 18 moves down, opens relief valve 17, and gas in the elasticity gasbag 16 is discharged from relief valve 17, and elasticity gasbag 16 becomes flat to reached and reminded the timely effect of overhauing of staff.
In conclusion, according to the dredging device for slurry pump for avoiding pipeline blockage for a long time, the impeller 4 rotates to generate centrifugal force, slurry is sucked into the pump body 1 through the suction pipe 3 and then is discharged through the discharge pipe 2, when blockage occurs in the discharge pipe 2, the pressure in the pump body 1 rises, pressure difference is generated on the left side and the right side of the movable ring 6, the movable ring 6 is driven to move rightwards to press hydraulic oil in the annular cavity 5 into the fixed cylinder 7 from the through hole, the hydraulic oil enters the fixed cylinder 7 to extrude the piston 9, further the piston 9 and the movable rack 10 are driven to move upwards, the movable rack 10 drives the gear 8 to rotate when moving upwards, the gear 8 drives the rotating rod 12 to rotate through the raised block and the horizontal groove 19, the rotating rod 12 drives the cleaning rod 13 to rotate to stir slurry in the discharge pipe 2, and simultaneously, the cleaning rod 13 is driven to move leftwards under the action of the sliding block and the spiral groove 15 when the rotating rod 12 rotates, the thick liquid to in the discharge pipe 2 stirs more thoroughly to reached discharge pipe 2 and can carry out the effect of dredging voluntarily when taking place to block up, avoided the energy to gather in the pump chamber, cause the damage of pump spare, after discharge pipe 2 dredges, the pressure differential of activity ring 6 both sides disappears, activity rack 10 drives dwang 12 under reset spring's effect and resets and crowd hydraulic oil back in the annular chamber 5.
When the exhaust pipe 2 is blocked, the rotating rod 12 rotates and moves leftwards to clean the exhaust pipe 2, the rotating rod 12 moves leftwards to drive the magnetic block 14 to move leftwards, when the magnetic block 14 moves leftwards to the bottom of the pressure release valve 17, the ball plug 18 is driven to move downwards through attraction between the magnetic block 14 and the ball plug 18, when a blockage is easy to clean, the ball plug 18 does not move to the position where the pressure release valve 17 is opened, the magnetic block 14 starts to reset, the pressure release valve 17 is not opened at the moment, when the blockage is difficult to clean, the rotating rod 12 moves to the leftmost side, the exhaust pipe 2 is still blocked, the rotating rod 12 cannot reset, the magnetic block 14 stays under the pressure release valve 17 for a long time, the ball plug 18 moves downwards to open the pressure release valve 17, gas in the elastic air bag 16 is discharged from the pressure release valve 17, the elastic air bag 16 is deflated, and therefore, the effect of reminding a worker of timely overhauling is achieved, the application range is wider.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an avoid long-time sediment stuff pump pull throughs for jam of pipeline, includes the pump body (1), its characterized in that: the pump is characterized in that a discharge pipe (2) and a fixed cylinder (7) are fixedly connected to the top of the pump body (1), a suction pipe (3) is fixedly connected to the right side of the pump body (1), an impeller (4) is rotatably connected to the inner left wall of the pump body (1), an annular cavity (5) is formed in the right side of the inner wall of the pump body (1), a movable ring (6) is movably connected to the inner portion of the annular cavity (5), a gear (8) is rotatably connected between the left inner wall and the right inner wall of the fixed cylinder (7), a piston (9) is movably connected to the inner bottom wall of the fixed cylinder (7), a movable rack (10) is fixedly connected to the top of the piston (9), a connection box (11) is fixedly connected to the right side of the discharge pipe (2), a rotating rod (12) is inserted into the left side of the connection box (11), and a cleaning rod (13) is fixedly connected to the left side of the outer side of the rotating rod (12), the right side fixedly connected with magnetic path (14) of dwang (12), helicla flute (15) have been seted up to the inside wall of connecting box (11), the right side fixedly connected with elasticity gasbag (16) of connecting box (11), the top fixedly connected with relief valve (17) of connecting box (11), the inside of relief valve (17) is provided with ball stopper (18), horizontal groove (19) have been seted up at the top of dwang (12).
2. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: hydraulic oil is filled in the annular cavity (5), and a through hole is formed between the top of the annular cavity (5) and the bottom of the fixed cylinder (7).
3. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: the piston (9) is tightly attached to the inner side wall of the fixed cylinder (7), and a return spring is sleeved outside the movable rack (10).
4. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: the movable rack (10) is meshed with the gear (8).
5. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: the rotating rod (12) penetrates through the gear (8), the inner top wall of the gear (8) is fixedly connected with a protruding block, and the protruding block is located in the horizontal groove (19).
6. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: the top of the rotating rod (12) is fixedly connected with a sliding block, and the sliding block is positioned in the spiral groove (15).
7. The slurry pump dredging device for avoiding the long-time blockage of the pipeline according to claim 1, which is characterized in that: the top of the ball plug (18) is fixedly connected with a tension spring, and the ball plug (18) is made of iron materials and can attract each other when being close to the magnetic block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111482555.0A CN114517796A (en) | 2021-12-07 | 2021-12-07 | Slurry pump dredging device for avoiding long-time blockage of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111482555.0A CN114517796A (en) | 2021-12-07 | 2021-12-07 | Slurry pump dredging device for avoiding long-time blockage of pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN114517796A true CN114517796A (en) | 2022-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111482555.0A Pending CN114517796A (en) | 2021-12-07 | 2021-12-07 | Slurry pump dredging device for avoiding long-time blockage of pipeline |
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| CN (1) | CN114517796A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379015A (en) * | 2023-04-21 | 2023-07-04 | 浙江明新风机有限公司 | Cooling fan |
-
2021
- 2021-12-07 CN CN202111482555.0A patent/CN114517796A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379015A (en) * | 2023-04-21 | 2023-07-04 | 浙江明新风机有限公司 | Cooling fan |
| CN116379015B (en) * | 2023-04-21 | 2024-01-23 | 浙江明新风机有限公司 | Cooling fan |
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