CN114607614A - Energy-saving environment-friendly multistage centrifugal pump - Google Patents
Energy-saving environment-friendly multistage centrifugal pump Download PDFInfo
- Publication number
- CN114607614A CN114607614A CN202210189447.2A CN202210189447A CN114607614A CN 114607614 A CN114607614 A CN 114607614A CN 202210189447 A CN202210189447 A CN 202210189447A CN 114607614 A CN114607614 A CN 114607614A
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- fixedly connected
- plate
- side wall
- pump body
- cooling pipe
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- 238000001816 cooling Methods 0.000 claims abstract description 70
- 230000017525 heat dissipation Effects 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000110 cooling liquid Substances 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 8
- 239000002826 coolant Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000035939 shock Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 3
- 238000007669 thermal treatment Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage 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
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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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
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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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/5893—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps heat insulation or conduction
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of multistage centrifugal pumps, in particular to an energy-saving and environment-friendly multistage centrifugal pump, which comprises a pump body and an installation shell, wherein the pump body is provided with a pump body; the pump body is characterized in that a soft sealing gasket is fixedly connected at the joint of the mounting shell and the pump body, a cooling pipe is fixedly connected on the inner side wall of the mounting shell, an inlet and an outlet are respectively formed in the top and the side wall of the mounting shell, a feed inlet of the cooling pipe is communicated with the inlet, a discharge outlet of the cooling pipe is communicated with the outlet, a slide block is elastically connected on the inner side wall of the cooling pipe, a first connecting rod is fixedly connected on the slide block, a rotating block is rotatably connected on the first connecting rod, a buffering frame is fixedly connected on the outer side wall of the rotating block, a rotating plate is rotatably connected inside the buffering frame, and a buffering cushion is fixedly connected on the rotating plate; the invention is convenient for realizing the heat dissipation treatment of the pump body during working.
Description
Technical Field
The invention relates to the technical field of multistage centrifugal pumps, in particular to an energy-saving and environment-friendly multistage centrifugal pump.
Background
The multistage centrifugal pump is characterized in that more than two centrifugal pumps with the same function are combined together, and the fluid channel structure is characterized in that a medium pressure relief opening of a first stage is communicated with an inlet of a second stage, and a medium pressure relief opening of the second stage is communicated with an inlet of a third stage, so that the multistage centrifugal pump is formed by a mechanism connected in series.
The existing energy-saving and environment-friendly multistage centrifugal pump can generate more heat when working for a long time, and because the outer side of the energy-saving and environment-friendly multistage centrifugal pump is not provided with any heat dissipation structure, the energy-saving and environment-friendly multistage centrifugal pump can only be singly cooled by air, the heat dissipation mode depends on the air flow rate near the energy-saving and environment-friendly multistage centrifugal pump, and if the air flow rate is lower, the heat dissipation effect of the energy-saving and environment-friendly multistage centrifugal pump is seriously influenced. If heat accumulates near the pump body for a long time, the usability of the pump body is affected.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly multistage centrifugal pump to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving environment-friendly multistage centrifugal pump comprises a pump body and an installation shell;
the pump body is characterized in that a soft sealing gasket is fixedly connected at the joint of the mounting shell and the pump body, a cooling pipe is fixedly connected on the inner side wall of the mounting shell, an inlet and an outlet are respectively formed in the top and the side wall of the mounting shell, a feed inlet of the cooling pipe is communicated with the inlet, a discharge outlet of the cooling pipe is communicated with the outlet, a slide block is elastically connected on the inner side wall of the cooling pipe, a first connecting rod is fixedly connected on the slide block, a rotating block is rotatably connected on the first connecting rod, a buffering frame is fixedly connected on the outer side wall of the rotating block, a rotating plate is rotatably connected inside the buffering frame, and a buffering cushion is fixedly connected on the rotating plate;
the cooling device comprises a cooling pipe, a water bag, a fixed cylinder, a movable rod and a contact plate, wherein the cooling pipe is fixedly connected with the water bag, the water bag is communicated with the cooling pipe, the water bag is matched with a pump body, the side wall of the cooling pipe is fixedly connected with the fixed cylinder, the movable rod is movably connected in the fixed cylinder, the movable rod is fixedly connected with the contact plate, and the contact plate is matched with the pump body;
the cooling pipe, the fixing cylinder, the moving rod and the contact plate are all made of heat conducting materials.
As a further scheme of the invention: the cooling device is characterized in that a sliding groove is formed in the inner side wall of the cooling pipe, the sliding block is connected in the sliding groove in a sliding mode, a first spring is fixedly connected to the sliding block, and one end of the first spring is fixedly connected to the side wall of the sliding groove.
As a further scheme of the invention: the rotating plate is rotatably connected to the inner side wall of the buffer frame through a rotating shaft;
the inner side wall of the fixed cylinder is fixedly connected with a second spring, one end of the second spring is fixedly connected with a moving block, the moving block is movably connected in the fixed cylinder, and the moving block is fixedly connected with a moving rod.
As a further scheme of the invention: the contact plate is provided with a groove, a shock absorption column is fixedly connected in the groove, and one end of the shock absorption column is fixedly connected with a sound absorption pad.
As a further scheme of the invention: the top symmetry fixedly connected with curb plate of installation shell, swing joint has the board that moves of living between the curb plate, the board is moved to the living dismantlement formula and is connected with the cleaning pad.
As a further scheme of the invention: the side plate is provided with a limiting groove, the movable plate is movably connected in the limiting groove, the side plate is fixedly connected with a third spring, the third spring is fixedly connected with a pulling plate, the pulling plate is fixedly connected with an inserting rod, and one end of the inserting rod penetrates through the side wall of the side plate and is inserted in the movable plate;
the cleaning pad is attached to the movable plate by a fixing bolt.
As a further scheme of the invention: the cooling device is characterized by further comprising a bottom plate fixedly connected to the bottom of the pump body, a cavity is formed in the bottom plate, a cooling box is fixedly connected to the bottom of the cavity, cooling liquid is filled in the cooling box, and heat dissipation holes are formed in the side wall of the cavity, opposite to the pump body.
As a further scheme of the invention: swing joint has the push pedal in the cavity, the equal fixedly connected with soft sealing pad of upper and lower surface of push pedal, soft sealing pad fixed connection is on the lateral wall of cavity, fixedly connected with second connecting rod in the push pedal, the one end fixed connection of second connecting rod is on the lateral wall of installation shell, fixedly connected with push rod in the push pedal, fixedly connected with sprue on the push rod, the sprue is located the louvre and cooperatees with the louvre.
Compared with the prior art, the invention has the beneficial effects that:
set up curb plate and cleaning cotton through the bottom at the installation shell, the coolant liquid that is convenient for realize the installation shell top flows to the cooling tube in through the import, simultaneously because cleaning cotton's effect is convenient for realize the clearance to the installation shell top, the staff hand upwards stimulates the arm-tie, realize the inserted bar through the arm-tie and remove, when the one end of inserted bar breaks away from moving the board, the position of cleaning pad has been adjusted promptly to the manual removal board that moves, later manual release arm-tie, because the effect of third spring realizes that the arm-tie removes, when the one end of inserted bar is inserted and is established on moving the board, the locking to moving the board has been realized promptly. The cleaning pad is driven to move in the moving process of the movable moving plate, so that the top of the mounting shell is cleaned.
Through set up the cooling tube in the installation shell, be convenient for realize the radiating action to pump body during operation, because be provided with the blotter in the cooling tube and realized getting into the cushioning effect in the cooling tube to the coolant liquid, simultaneously because the turning block rotates and connects on the head rod, thereby be convenient for realize buffering frame and rotor plate and rotate, when buffering frame and rotor plate rotate in the cooling tube, thereby realize being convenient for to realize the radiating action to pump body during operation to the stirring of coolant liquid in the cooling tube, simultaneously because the cooling tube, a fixed cylinder, carriage release lever and contact plate are the heat conduction material and make, the radiating action to pump body during operation has been improved.
Simultaneously because the inside of bottom plate is provided with the cooling box, be convenient for realize carrying out the thermal treatment to the bottom of the pump body, simultaneously because the junction between the installation shell and the pump body is provided with soft sealing pad, consequently when the coolant liquid flows in the cooling tube, the action of gravity of installation shell has been increased, thereby realize the installation shell and move down, the second connecting rod moves down and realizes the push pedal and move down, the in-process that moves down at the push pedal realizes the push rod and moves down, in-process when the push rod moves down realizes the sprue and moves down, when the sprue breaks away from the radiating hole, the cold air in the cooling box of being convenient for flows to the bottom of the pump body and has realized the thermal treatment to the pump body.
The energy-saving environment-friendly multistage centrifugal pump is convenient for realizing heat dissipation treatment on the pump body during working.
Drawings
FIG. 1 is a schematic view of an energy-saving and environment-friendly multistage centrifugal pump;
FIG. 2 is a side view of a mounting casing and cooling tubes in an energy-saving and environmentally friendly multistage centrifugal pump;
FIG. 3 is a schematic diagram of a portion of the interior of a cooling tube in an energy-saving and environmentally friendly multistage centrifugal pump;
FIG. 4 is a schematic view of a cushion frame and a cushion pad in an energy-saving and environment-friendly multistage centrifugal pump;
FIG. 5 is a schematic view showing the interior of a stationary barrel and a contact plate in an energy-saving and environment-friendly multistage centrifugal pump;
FIG. 6 is a schematic view of the interior of a bottom plate of an energy-saving and environment-friendly multistage centrifugal pump;
FIG. 7 is an internal schematic view of a side plate of an energy-saving and environment-friendly multistage centrifugal pump;
FIG. 8 is a schematic partial internal view of a movable plate and cleaning pad of an energy efficient and environmentally friendly multistage centrifugal pump;
in the figure: 1. a pump body; 2. mounting a shell; 3. a soft seal gasket; 4. an inlet; 5. an outlet; 6. a slider; 7. a first connecting rod; 8, rotating the block; 9. a buffer frame; 10. a rotating plate; 11. a cushion pad; 12. a water-bag; 13. a fixed cylinder; 14. a travel bar; 15. a contact plate; 16. a chute; 17. a first spring; 18. a rotating shaft; 19. a second spring; 20. a moving block; 21. a shock-absorbing post; 22. a sound absorbing pad; 23. a side plate; 24. moving the plate movably; 25. a cleaning pad; 26. a limiting groove; 27. a third spring; 28. pulling a plate; 29. a rod is inserted; 30. fixing the bolt; 31. a base plate; 32. a cooling box; 33. heat dissipation holes; 34. pushing the plate; 35. a soft sealing plate; 36. a second connecting rod; 37. a push rod; 38. blocking; 39. and (7) cooling the tube.
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. 1-8, in an embodiment of the present invention, an energy-saving and environment-friendly multistage centrifugal pump includes a pump body 1, and further includes an installation shell 2, where the installation shell 2 is made of a heat conductive material, so as to facilitate heat dissipation of the pump body 1;
the soft sealing gasket 3 is fixedly connected at the joint of the mounting shell 2 and the pump body 1, the cooling pipe 39 is fixedly connected on the inner side wall of the mounting shell 2, the top and the side wall of the mounting shell 2 are respectively provided with an inlet 4 and an outlet 5, a feed inlet of the cooling pipe 39 is communicated with the inlet 4, a discharge outlet of the cooling pipe 39 is communicated with the outlet 5, the inner side wall of the cooling pipe 39 is elastically connected with a slide block 6, the slide block 6 is fixedly connected with a first connecting rod 7, the first connecting rod 7 is rotatably connected with a rotating block 8, the outer side wall of the rotating block 8 is fixedly connected with a buffer frame 9, the inner part of the buffer frame 9 is rotatably connected with a rotating plate 10, and the rotating plate 10 is fixedly connected with a buffer cushion 11;
the cooling pipe 39 is fixedly connected with a water bag 12, the water bag 12 is communicated with the cooling pipe 39, the water bag 12 is matched with the pump body 1, the side wall of the cooling pipe 39 is fixedly connected with a fixed cylinder 13, the fixed cylinder 13 is movably connected with a movable rod 14, the movable rod 14 is fixedly connected with a contact plate 15, and the contact plate 15 is matched with the pump body 1;
the cooling pipe 39, the fixed cylinder 13, the moving rod 14, and the contact plate 15 are made of a heat conductive material.
Seted up spout 16 on the inside wall of cooling tube 39, 6 sliding connection of slider are in spout 16, and the first spring 17 of fixedly connected with on the slider 6, the one end fixed connection of first spring 17 is convenient for realize through the setting of spout 16 that slider 6 slides on the inside wall of cooling tube 39 on the lateral wall of spout 16, simultaneously because the effect of first spring 17 is convenient for realize the removal that resets of slider 6.
The rotating plate 10 is rotatably connected to the inner side wall of the buffer frame 9 through a rotating shaft 18, and the rotating plate 10 is rotatably connected to the inside of the buffer frame 9 due to the arrangement of the rotating shaft 18;
fixedly connected with second spring 19 on the inside wall of fixed cylinder 13, the one end fixedly connected with movable block 20 of second spring 19, movable block 20 swing joint is in fixed cylinder 13, movable block 20 and carriage release lever 14 fixed connection, because the effect of second spring 19 is convenient for realize that movable block 20 removes in fixed cylinder 13, because contact plate 15 contacts with the pump body 1 simultaneously, has realized the cushioning effect of the pump body 1 at the during operation.
Set up flutedly on the contact plate 15, fixedly connected with shock attenuation post 21 in the recess, the one end fixedly connected with of shock attenuation post 21 inhales the sound pad 22, and shock attenuation post 21 makes for damping material, and the material of inhaling sound pad 22 makes for sound absorbing material, simultaneously owing to inhale and has seted up a plurality of louvres on the sound pad 22, the flow of the air of being convenient for, owing to inhale the effect of sound pad 22 and reduced the noise pollution of the pump body 1 at the during operation.
The cooling pipe 39, the fixed cylinder 13, the moving rod 14, the moving block 20 and the contact plate 15 are made of heat conducting materials, heat transfer between the moving block 20 and the moving rod 14 is convenient to achieve due to the fact that one end of the moving rod 14 is fixedly connected with the moving block 20, the moving block 20 is movably connected inside the fixed cylinder 13, the moving block 20 is in contact with the inner side wall of the fixed cylinder 13, heat transfer between the moving block 20 and the fixed cylinder 13 can be achieved, and the heat dissipation effect can be achieved.
The top symmetry fixedly connected with curb plate 23 of installation shell 2, swing joint has between the curb plate 23 to move the board 24, moves and moves the dismantlement formula on the board 24 and be connected with the cleaning pad 25, moves the in-process that board 24 removed at the activity and drives the cleaning pad 25 and remove to the clearance at installation shell 2 top has been realized.
The side plate 23 is provided with a limiting groove 26, the movable plate 24 is movably connected in the limiting groove 26, the side plate 23 is fixedly connected with a third spring 27, the third spring 27 is fixedly connected with a pulling plate 28, the pulling plate 28 is fixedly connected with an inserting rod 29, one end of the inserting rod 29 penetrates through the side wall of the side plate 23 and is inserted in the movable plate 24, when the position of the cleaning pad 25 needs to be adjusted, a worker manually pulls the pulling plate 28 upwards, the inserting rod 29 moves through the pulling plate 28, when one end of the inserting rod 29 is separated from the movable plate 24, the movable plate 24 is manually moved, namely, the position of the cleaning pad 25 is adjusted, then the pulling plate 28 is manually loosened, the pulling plate 28 moves due to the action of the third spring 27, and when one end of the inserting rod 29 is inserted in the movable plate 24, the movable plate 24 is locked;
the cleaning pad 25 is connected to the movable plate 24 through the fixing bolt 30, when the cleaning pad 25 needs to be detached from the movable plate 24, a worker manually rotates the fixing bolt 30, and when the fixing bolt 30 is separated from the cleaning pad 25, the cleaning pad 25 can be detached from the movable plate 24; when it is desired to mount the cleaning pad 25 on the movable plate 24, the worker places the cleaning pad 25 on the lower surface of the movable plate 24, and then manually rotates the fixing bolts 30, thereby fixedly attaching the cleaning pad 25 to the movable plate 24 via the fixing bolts 30.
Still include the bottom plate 31 of fixed connection in the 1 bottom of the pump body, seted up the cavity in the bottom plate 31, the bottom fixedly connected with cooling box 32 of cavity is equipped with the coolant liquid in the cooling box 32, and louvre 33 has been seted up to the relative lateral wall of the pump body 1 of cavity, because cooling box 32 is equipped with in the cavity in the bottom plate 31, and the coolant liquid is equipped with in the cooling box 32, consequently is convenient for through louvre 33 to the heat dissipation effect at the during operation of the pump body 1 through cooling box 32.
Swing joint has push pedal 34 in the cavity, the equal fixedly connected with soft sealing pad 35 in upper and lower surface of push pedal 34, soft sealing pad 35 fixed connection is on the lateral wall of cavity, fixedly connected with second connecting rod 36 on push pedal 34, the one end fixed connection of second connecting rod 36 is on the lateral wall of installation shell 2, fixedly connected with push rod 37 on push pedal 34, fixedly connected with sprue 38 on the push rod 37, sprue 38 is located louvre 33 and cooperatees with louvre 33, second connecting rod 36 moves down and realizes push pedal 34 downstream, realize push rod 37 downstream at the in-process of push pedal 34 downstream, realize sprue 38 downstream when the in-process of push rod 37 downstream, when sprue 38 breaks away from in louvre 33, the cold air that is convenient for in the cooling box 32 flows to the bottom of the pump body 1 and has realized the thermal treatment to pump body 1.
When the invention is used, the side plate 23 and the movable plate 24 are arranged at the top of the mounting shell 2, so that cooling liquid at the top of the mounting shell 2 can conveniently flow into the cooling pipe 39 through the inlet 4, the buffer cushion 11 arranged in the cooling pipe 39 realizes the buffer effect on the cooling liquid entering the cooling pipe 39, meanwhile, the rotating block 8 is rotatably connected to the first connecting rod 7, so that the buffer frame 9 and the rotating plate 10 can conveniently rotate, when the buffer frame 9 and the rotating plate 10 rotate in the cooling pipe 39, the stirring of the cooling liquid in the cooling pipe 39 is realized, so that the heat dissipation effect on the pump body 1 during the work is conveniently realized, when no cooling liquid enters the inlet 4, the vibration effect can be generated during the work of the pump body 1, because the mounting frame 2 is connected to the pump body 1, and the rotating block 8 is rotatably connected to the first connecting rod 7, the rotating plate 10 can still stir in the cooling liquid, so that the heat can be conveniently transferred in the cooling liquid, therefore, the heat dissipation performance is improved, and meanwhile, the cooling pipe 39, the fixed cylinder 13, the moving rod 14 and the contact plate 15 are made of heat conduction materials, so that the heat dissipation effect on the pump body 1 during operation is improved.
Meanwhile, the water bag 12 is arranged, so that the cooling liquid in the cooling pipe 39 can flow into the water bag 12 conveniently, and the water bag 12 is attached to the side wall of the pump body 1 and is made of soft materials, so that the damping effect on the pump body 1 during working is reduced.
Since the contact plate 15 is contacted with the side wall of the pump body 1 and the movable rod 14 is connected to the fixed cylinder 13 through the second spring 19, the damping effect is achieved, and since the sound absorption pad 22 is disposed on the contact plate 15, the noise generated during the operation of the pump body 1 is reduced to a certain extent.
Meanwhile, as the soft sealing gasket 3 is arranged at the joint between the mounting shell 2 and the pump body 1, when cooling liquid flows in the cooling pipe 39, the gravity action of the mounting shell 2 is increased, so that the mounting shell 2 moves downwards, the second connecting rod 36 moves downwards to realize the downward movement of the push plate 34, the downward movement of the push rod 37 is realized in the downward movement process of the push plate 34, the downward movement of the block 38 is realized in the downward movement process of the push rod 37, and when the block 38 is separated from the heat dissipation hole 33, cold air in the cooling box 32 flows to the bottom of the pump body 1, so that the heat dissipation treatment of the pump body 1 is realized.
The worker manually pulls the pulling plate 28 upward to move the inserting rod 29 by the pulling plate 28, when one end of the inserting rod 29 is separated from the movable plate 24, the movable plate 24 is manually moved to adjust the position of the cleaning pad 25, then the pulling plate 28 is manually released, the pulling plate 28 is moved due to the action of the third spring 27, and when one end of the inserting rod 29 is inserted on the movable plate 24, the movable plate 24 is locked. The cleaning pad 25 is moved during the movement of the movable plate 24, thereby cleaning the top of the mounting case 2.
"fixedly connected" as described in the present invention means that two parts connected to each other are fixed together, typically by welding, screwing or gluing; "rotationally coupled" means that two components are coupled together and capable of relative motion.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (8)
1. An energy-saving environment-friendly multistage centrifugal pump comprises a pump body (1) and is characterized by also comprising an installation shell (2);
a soft sealing gasket (3) is fixedly connected at the joint of the mounting shell (2) and the pump body (1), a cooling pipe (39) is fixedly connected on the inner side wall of the mounting shell (2), an inlet (4) and an outlet (5) are respectively arranged on the top and the side wall of the mounting shell (2), the feed inlet of the cooling pipe (39) is communicated with the inlet (4), the discharge outlet of the cooling pipe (39) is communicated with the outlet (5), the inner side wall of the cooling pipe (39) is elastically connected with a sliding block (6), the sliding block (6) is fixedly connected with a first connecting rod (7), the first connecting rod (7) is rotatably connected with a rotating block (8), the outer side wall of the rotating block (8) is fixedly connected with a buffer frame (9), a rotating plate (10) is rotatably connected inside the buffer frame (9), and a buffer pad (11) is fixedly connected to the rotating plate (10);
the cooling pipe (39) is fixedly connected with a water bag (12), the water bag (12) is communicated with the cooling pipe (39), the water bag (12) is matched with the pump body (1), the side wall of the cooling pipe (39) is fixedly connected with a fixed cylinder (13), a moving rod (14) is movably connected in the fixed cylinder (13), a contact plate (15) is fixedly connected on the moving rod (14), and the contact plate (15) is matched with the pump body (1);
the cooling pipe (39), the fixing cylinder (13), the moving rod (14) and the contact plate (15) are all made of heat conducting materials.
2. The energy-saving and environment-friendly multistage centrifugal pump as claimed in claim 1, wherein a chute (16) is formed in the inner side wall of the cooling pipe (39), the sliding block (6) is slidably connected in the chute (16), a first spring (17) is fixedly connected to the sliding block (6), and one end of the first spring (17) is fixedly connected to the side wall of the chute (16).
3. An energy-saving and environment-friendly multistage centrifugal pump as claimed in claim 1, wherein said rotating plate (10) is rotatably connected to the inner side wall of the buffering frame (9) through a rotating shaft (18);
the inner side wall of the fixed cylinder (13) is fixedly connected with a second spring (19), one end of the second spring (19) is fixedly connected with a moving block (20), the moving block (20) is movably connected in the fixed cylinder (13), and the moving block (20) is fixedly connected with the moving rod (14).
4. The multi-stage centrifugal pump of claim 1, wherein the contact plate (15) is formed with a groove, the groove is fixedly connected with a damping column (21), and one end of the damping column (21) is fixedly connected with a sound absorption pad (22).
5. An energy-saving and environment-friendly multistage centrifugal pump as claimed in claim 1, wherein the top of the mounting shell (2) is symmetrically and fixedly connected with side plates (23), a movable plate (24) is movably connected between the side plates (23), and a cleaning pad (25) is detachably connected on the movable plate (24).
6. The energy-saving and environment-friendly multistage centrifugal pump according to claim 5, wherein a limiting groove (26) is formed in the side plate (23), the movable plate (24) is movably connected in the limiting groove (26), a third spring (27) is fixedly connected to the side plate (23), a pulling plate (28) is fixedly connected to the third spring (27), an inserting rod (29) is fixedly connected to the pulling plate (28), and one end of the inserting rod (29) penetrates through the side wall of the side plate (23) and is inserted into the movable plate (24);
the cleaning pad (25) is attached to the moveable plate (24) by a fixing bolt (30).
7. The energy-saving and environment-friendly multistage centrifugal pump as claimed in claim 1, further comprising a bottom plate (31) fixedly connected to the bottom of the pump body (1), wherein a cavity is formed in the bottom plate (31), a cooling box (32) is fixedly connected to the bottom of the cavity, cooling liquid is filled in the cooling box (32), and heat dissipation holes (33) are formed in the cavity and correspond to the side wall of the pump body (1).
8. The multi-stage centrifugal pump of claim 7, wherein the cavity is movably connected with a push plate (34), the upper and lower surfaces of the push plate (34) are both fixedly connected with soft sealing gaskets (35), the soft sealing gaskets (35) are fixedly connected to the side walls of the cavity, the push plate (34) is fixedly connected with a second connecting rod (36), one end of the second connecting rod (36) is fixedly connected to the outer side wall of the mounting shell (2), the push plate (34) is fixedly connected with a push rod (37), the push rod (37) is fixedly connected with a block (38), and the block (38) is located in the heat dissipation hole (33) and is matched with the heat dissipation hole (33).
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| CN202210189447.2A CN114607614A (en) | 2022-02-28 | 2022-02-28 | Energy-saving environment-friendly multistage centrifugal pump |
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| CN202210189447.2A CN114607614A (en) | 2022-02-28 | 2022-02-28 | Energy-saving environment-friendly multistage centrifugal pump |
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| CN114941629A (en) * | 2022-07-22 | 2022-08-26 | 江苏永一泵业科技集团有限公司 | High-sealing impact-resistant double-shell energy-saving pump |
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