CN220539973U - High-efficient marine centrifugal pump - Google Patents
High-efficient marine centrifugal pump Download PDFInfo
- Publication number
- CN220539973U CN220539973U CN202322213138.7U CN202322213138U CN220539973U CN 220539973 U CN220539973 U CN 220539973U CN 202322213138 U CN202322213138 U CN 202322213138U CN 220539973 U CN220539973 U CN 220539973U
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- CN
- China
- Prior art keywords
- centrifugal pump
- groove
- damping
- sealing
- hydraulic
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Links
- 238000013016 damping Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 32
- 239000011521 glass Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 9
- 239000010720 hydraulic oil Substances 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a high-efficiency marine centrifugal pump which comprises a base groove, wherein two partition plates are fixedly connected in the base groove, an installation seat is connected in the base groove in a sliding manner, a centrifugal pump body is installed at the top of the installation seat, the bottom of the installation seat is inserted between the two partition plates, and a hydraulic groove is formed between one side, opposite to the base groove, of each partition plate. According to the utility model, the base groove is used as the operation support of the mounting seat, the centrifugal pump body is fixedly mounted on the mounting seat, hydraulic oil is flushed into the hydraulic groove, and then the mounting seat and the centrifugal pump body slide downwards along the base groove under the action of gravity to squeeze the hydraulic oil in the hydraulic groove so that part of the hydraulic oil enters the hydraulic adjusting mechanism through the bent pipe, so that the damping force of the flexible adjusting device is realized, and the damping force adjusting device is suitable for the damping requirements of different forces of a ship body under different ship driving states.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to a high-efficiency marine centrifugal pump.
Background
The marine pump is used for conveying various liquids such as sea water, fresh water, sewage, lubricating oil, fuel oil and the like on ships, the marine pump is used for increasing the pressure or potential energy of the liquids and liquid materials on ships so as to enable the liquids to flow, and the pump is generally required to be used for conveying the liquids to a place with higher position, a longer distance and higher pressure, and can also be used for generating high-pressure liquids for hydraulic transmission.
Through retrieving finding, patent application number 202120674716.5 discloses a marine centrifugal pump with shock-absorbing function, including marine centrifugal pump body, marine centrifugal pump body has set firmly the heat-conducting plate, heat-conducting plate and mobile mechanism are equipped with first recess, first recess is equipped with the second rubber water bag, the second rubber water bag is equipped with the connecting pipe, the connecting pipe is equipped with first rubber water bag, heat-conducting plate and mobile mechanism are connected through the telescopic link, and the accessible is annotated the second rubber water bag that has the water source in the inside and is played the cushioning effect for marine centrifugal pump body on the one hand, and the degree of vibration of marine centrifugal pump body is judged to the size of accessible first rubber water bag inflation whether exceeds marine centrifugal pump body and bear the scope to whether need stop marine centrifugal pump body operation, so as to protect, on the other hand can lead into the heat that marine centrifugal pump body work produced on the second rubber water bag through the heat-conducting plate, heat and the cold and hot water source in the second rubber water bag and, thereby play the radiating effect.
However, in the centrifugal pump damping structure in the prior art, the force of the liquid return can not be adjusted, which may result in insufficient strength of the whole damping mechanism under the condition of large waves, so that the vibration of the machine body can not be completely controlled, and the use effect is poor.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model aims to provide a high-efficiency centrifugal pump for a ship.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a high-efficient marine centrifugal pump, includes the base tank, two division boards of inside fixedly connected with of base tank, the inside sliding connection of base tank has the mount pad, the centrifugal pump body is installed at the top of mount pad, the bottom of mount pad is pegged graft to between two division boards, two the division board forms the hydraulic pressure groove with between the base tank respectively in one side that the division board is on the back mutually, hydraulic pressure adjustment mechanism is all installed to the both sides of base tank, fixed mounting has the return bend on the hydraulic pressure adjustment mechanism, the other end of return bend peg graft to the bottom of mount pad and extend to the inside of base tank and with the hydraulic pressure groove intercommunication, install supplementary bradyseism mechanism between the inboard of both sides of mount pad and base tank.
As a further description of the above technical solution: the hydraulic pressure adjustment mechanism includes seal pot, threaded rod, sliding plate, first spring and piston board, seal pot fixed mounting is to the outside of foundation trench, the low-end grafting of threaded rod is to the inside of seal pot and rather than threaded connection, the top and the sliding plate rotation of threaded rod are connected, the outside sliding connection of sliding plate is to the inside of seal pot, the top of sliding plate is through first spring and piston board elastic connection, the outside and the inside sliding connection of seal pot of piston board, the top and the one end intercommunication of return bend of seal pot are fixed.
As a further description of the above technical solution: the auxiliary damping mechanism comprises a damping sliding block and two second springs, one side of the damping sliding block is fixedly connected with the mounting seat, the other side of the damping sliding block is connected onto the inner wall of the base groove in a sliding mode, and the top and the bottom of the damping sliding block are connected with the inner portion of the base groove through the second springs in an elastic mode.
As a further description of the above technical solution: sealing strips are fixedly connected to the two separation plates, sealing gaskets are arranged at the bottoms of the mounting seats, and the sealing gaskets are in sliding fit with the separation plates.
As a further description of the above technical solution: two air passages are formed in the mounting seat, and the other ends of the two air passages are communicated with the outside.
As a further description of the above technical solution: transparent high-pressure glass is embedded on the sealing tank, and a graduated scale is etched on the transparent high-pressure glass.
Compared with the prior art, the utility model has the advantages that:
the hydraulic adjusting mechanism of the scheme is matched with the base groove and the hydraulic groove between the installation seat for use, so that the damping force of the adjusting device can be flexibly adjusted, and the hydraulic adjusting mechanism is suitable for damping requirements of different forces of a ship body in different ship running states.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic view of a partial perspective cutaway structure of the present utility model;
fig. 4 is a schematic view of a partial top view cross-section structure of the present utility model.
The reference numerals in the figures illustrate:
1. a base groove; 2. a partition plate; 21. a sealing strip; 3. a mounting base; 31. a sealing gasket; 32. an air passage; 4. a centrifugal pump body; 5. a hydraulic adjustment mechanism; 51. a sealed tank; 511. transparent high-pressure glass; 512. a graduated scale; 52. a threaded rod; 53. a sliding plate; 54. a first spring; 55. a piston plate; 6. bending the pipe; 7. an auxiliary damping mechanism; 71. damping sliding blocks; 72. a second spring; 8. and a hydraulic tank.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;
referring to fig. 1 to 4, in the utility model, a high-efficiency centrifugal pump for a ship comprises a base tank 1, wherein two partition plates 2 are fixedly connected in the base tank 1, an installation seat 3 is slidably connected in the base tank 1, a centrifugal pump body 4 is installed at the top of the installation seat 3, the bottom of the installation seat 3 is inserted between the two partition plates 2, a hydraulic tank 8 is formed between one side, opposite to the other side, of the two partition plates 2 and the base tank 1, hydraulic adjusting mechanisms 5 are installed on two sides of the base tank 1, an elbow 6 is fixedly installed on the hydraulic adjusting mechanisms 5, the other end of the elbow 6 is inserted into the bottom of the installation seat 3 and extends into the base tank 1 and is communicated with the hydraulic tank 8, and an auxiliary damping mechanism 7 is installed between two sides of the installation seat 3 and the inner side of the base tank 1.
According to the utility model, the base groove 1 is used as the operation support of the mounting seat 3, the centrifugal pump body 4 is fixedly mounted on the mounting seat 3, hydraulic oil is flushed into the hydraulic groove 8, then the mounting seat 3 and the centrifugal pump body 4 slide down along the base groove 1 under the action of gravity to squeeze part of the hydraulic oil in the hydraulic groove 8 to enter the hydraulic adjusting mechanism 5 through the bent pipe 6, so that two sides are balanced in pressure, the bottom of the mounting seat 3 is guided by the two partition plates 2 to realize more stable sliding in the vertical direction, when the ship body shakes greatly, the centrifugal pump body 4 and the mounting seat 3 vibrate as a whole stress, the hydraulic balance is broken, the hydraulic pressure is extruded to flow along the bent pipe 6 to the inside of the hydraulic adjusting mechanism 5, the internal pressure of the hydraulic adjusting mechanism is increased, the generated reverse acting force realizes the buffering and damping effect on the vibration, and the damping force of the device can be adjusted through the hydraulic adjusting mechanism 5, the damping force of the device can be flexibly adjusted, the damping force of the damping device can be applied to the ship body under the condition that the requirements of different forces under different ship states, the condition that the damping force of the centrifugal pump cannot be controlled completely due to the damping force of the existing pump cannot be controlled under the condition that the whole vibration is high, and the damping force cannot be controlled under the condition that the damping force is not good due to the damping effect of the existing technology is completely.
Please refer to fig. 2 and 3, wherein: the hydraulic adjusting mechanism 5 comprises a sealing tank 51, a threaded rod 52, a sliding plate 53, a first spring 54 and a piston plate 55, wherein the sealing tank 51 is fixedly installed on the outer side of the base tank 1, the lower end of the threaded rod 52 is inserted into the sealing tank 51 and is in threaded connection with the sealing tank, the top end of the threaded rod 52 is rotationally connected with the sliding plate 53, the outer side of the sliding plate 53 is in sliding connection with the inner side of the sealing tank 51, the top of the sliding plate 53 is elastically connected with the piston plate 55 through the first spring 54, the outer side of the piston plate 55 is in sliding connection with the inner side of the sealing tank 51, and the top of the sealing tank 51 is fixedly communicated with one end of the bent pipe 6.
In the utility model, the sliding plate 53 is vertically driven to vertically move along the sealing tank 51 by rotating the threaded rod 52, so that the first spring 54 is extruded, the pressure of the first spring on the piston plate 55 is changed, the pressure-bearing force of the piston plate 55 on hydraulic oil is changed, and the damping effect of the device is adjusted.
Please refer to fig. 2, wherein: the auxiliary damping mechanism 7 comprises a damping sliding block 71 and two second springs 72, one side of the damping sliding block 71 is fixedly connected with the mounting seat 3, the other side of the damping sliding block 71 is slidably connected to the inner wall of the base groove 1, and the top and the bottom of the damping sliding block 71 are elastically connected with the inner part of the base groove 1 through the second springs 72.
In the utility model, the damping sliding block 71 is matched with the two second springs 72 to realize auxiliary damping support for the mounting seat 3, so that when vibration occurs, the supporting force is enough, the stroke is limited, and the problem of uneven stress is not easy to occur.
Referring to fig. 2, sealing strips 21 are fixedly connected to the two separation plates 2, a sealing pad 31 is mounted at the bottom of the mounting seat 3, and the sealing pad 31 is in sliding fit with the separation plates 2.
In the utility model, the movable sealing effect between the mounting seat 3 and the partition plate 2 is good through the sealing strip 21 and the sealing gasket 31, and the hydraulic oil is prevented from flowing into the running space between the mounting seat and the partition plate.
Please refer to fig. 2, wherein: two air passages 32 are arranged on the mounting seat 3, and the other ends of the two air passages 32 are communicated with the outside.
In the present utility model, the air passage 32 allows the mount 3 to be stably balanced with the air pressure in the space between the two partition plates 2 when the mount moves vertically.
Please refer to fig. 1 and 2, wherein: the sealing can 51 is embedded with transparent high-pressure glass 511, and a scale 512 is etched on the transparent high-pressure glass 511.
In the utility model, the graduated scale 512 on the transparent high-pressure glass 511 can clearly grasp the adjustment amount during adjustment, and is more accurate.
The foregoing has shown and described the basic principles and main features of the present utility model and advantages of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. The utility model provides a high-efficient marine centrifugal pump, includes basic tank (1), its characterized in that: the inside fixedly connected with division board (2) of foundation ditch (1), the inside sliding connection of foundation ditch (1) has mount pad (3), centrifugal pump body (4) are installed at the top of mount pad (3), peg graft to between two division boards (2) the bottom of mount pad (3), two form hydraulic pressure groove (8) between division board (2) one side that is opposite to each other and foundation ditch (1) respectively, hydraulic pressure adjustment mechanism (5) are all installed to the both sides of foundation ditch (1), fixed mounting has return bend (6) on hydraulic pressure adjustment mechanism (5), the other end of return bend (6) peg graft to the bottom of mount pad (3) and extend to the inside of foundation ditch (1) and communicate with hydraulic pressure groove (8), install supplementary bradyseism mechanism (7) between the both sides of mount pad (3) and the inboard of foundation ditch (1).
2. A high efficiency marine centrifugal pump as defined in claim 1, wherein: the hydraulic pressure adjustment mechanism (5) comprises a sealing tank (51), a threaded rod (52), a sliding plate (53), a first spring (54) and a piston plate (55), wherein the sealing tank (51) is fixedly installed on the outer side of a base groove (1), the lower end of the threaded rod (52) is inserted into the sealing tank (51) and is in threaded connection with the sealing tank, the top end of the threaded rod (52) is rotationally connected with the sliding plate (53), the outer side of the sliding plate (53) is slidingly connected to the inner side of the sealing tank (51), the top of the sliding plate (53) is elastically connected with the piston plate (55) through the first spring (54), the outer side of the piston plate (55) is slidingly connected with the inner side of the sealing tank (51), and the top of the sealing tank (51) is fixedly connected with one end of the elbow pipe (6).
3. A high efficiency marine centrifugal pump as defined in claim 1, wherein: the auxiliary damping mechanism (7) comprises a damping sliding block (71) and two second springs (72), one side of the damping sliding block (71) is fixedly connected with the mounting seat (3), the other side of the damping sliding block (71) is connected onto the inner wall of the base groove (1) in a sliding mode, and the top and the bottom of the damping sliding block (71) are elastically connected with the inner portion of the base groove (1) through the second springs (72).
4. A high efficiency marine centrifugal pump as defined in claim 1, wherein: sealing strips (21) are fixedly connected to the two separation plates (2), sealing gaskets (31) are arranged at the bottoms of the mounting seats (3), and the sealing gaskets (31) are in sliding fit with the separation plates (2).
5. A high efficiency marine centrifugal pump as defined in claim 1, wherein: two air passages (32) are formed in the mounting seat (3), and the other ends of the two air passages (32) are communicated with the outside.
6. A high efficiency marine centrifugal pump according to claim 2 wherein: transparent high-pressure glass (511) is embedded on the sealing tank (51), and a graduated scale (512) is etched on the transparent high-pressure glass (511).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322213138.7U CN220539973U (en) | 2023-08-16 | 2023-08-16 | High-efficient marine centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322213138.7U CN220539973U (en) | 2023-08-16 | 2023-08-16 | High-efficient marine centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539973U true CN220539973U (en) | 2024-02-27 |
Family
ID=89973381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322213138.7U Active CN220539973U (en) | 2023-08-16 | 2023-08-16 | High-efficient marine centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539973U (en) |
-
2023
- 2023-08-16 CN CN202322213138.7U patent/CN220539973U/en active Active
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| GR01 | Patent grant |