CN210423154U - Water pump for marine engineering ship operation - Google Patents
Water pump for marine engineering ship operation Download PDFInfo
- Publication number
- CN210423154U CN210423154U CN201920548988.3U CN201920548988U CN210423154U CN 210423154 U CN210423154 U CN 210423154U CN 201920548988 U CN201920548988 U CN 201920548988U CN 210423154 U CN210423154 U CN 210423154U
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- CN
- China
- Prior art keywords
- transition
- connecting pipe
- pipe
- groove
- flange plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 230000007704 transition Effects 0.000 claims abstract description 56
- 239000013535 sea water Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 16
- 210000001503 joint Anatomy 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010612 desalination reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a water pump for marine engineering ship operation, including the pump body, a plurality of different specifications but the same ring flange of internal diameter, a plurality of inside transition pipe that has the transition hole, the water inlet and the delivery port of the pump body are straight ring shape connecting pipe, are provided with the recess of indent along the connecting pipe radial direction on the lateral wall near the end of connecting pipe, the first end of transition pipe is provided with polylith and transition pipe flexible connection and can block the round pin piece in the recess into, be provided with the domatic with the lateral surface matched with of round pin piece on the inside wall of ring flange; the flange plate is sleeved on the connecting pipe, and the pin block is clamped between the flange plate and the connecting pipe, so that the transition pipe is in butt joint with the tail end of the connecting pipe. The utility model has the advantages that: the transition pipe and the flange plate can be adaptively selected according to the pipeline interface specification of a seawater using system, and the universality of the marine centrifugal pump is improved.
Description
Technical Field
The utility model relates to a marine centrifugal pump field especially relates to a marine engineering marine water pump for operation.
Background
Seawater using systems of a marine engineering ship, such as fire fighting, heat dissipation, seawater desalination and the like, need marine centrifugal pumps to realize the lifting of seawater. The water inlet and outlet of the existing marine centrifugal pump are generally connected with a pipeline on a ship by the connecting flange, the connecting flange and a pump shell are integrally manufactured, the marine centrifugal pump is simple to manufacture, reliable in connection and easy to realize sealing installation, but pipeline interfaces of a seawater using system of the marine engineering ship have different specifications, the marine centrifugal pump belongs to a fragile part, a standby marine centrifugal pump can be usually configured on the ship, if a standby marine centrifugal pump is provided for each pipeline interface specification, the sea cost of the marine engineering ship is increased, and the limited activity space of the marine engineering ship is occupied.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above problem that prior art exists, provide a marine water pump for engineering ship operation.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a water pump for marine engineering ship operation comprises a pump body, a plurality of flange plates with different specifications and the same inner diameter, and a plurality of transition pipes with transition holes inside, wherein a water inlet and a water outlet of the pump body are straight annular connecting pipes, a groove which is inwards concave along the radial direction of the connecting pipes is arranged on the outer side wall close to the tail end of each connecting pipe, a plurality of pin blocks which are flexibly connected with the transition pipes and can be clamped into the grooves are arranged at the first end of each transition pipe, and a slope surface matched with the outer side surfaces of the pin blocks is arranged on the inner side wall of each flange plate; the flange plate is sleeved on the connecting pipe, and the pin block is clamped between the flange plate and the connecting pipe, so that the transition pipe is in butt joint with the tail end of the connecting pipe.
Further, the inner diameter of the first end of the transition hole is the same as that of the connecting pipe, and the inner diameter of the second end of the transition hole is the same as that of the pipeline interface of the seawater using system.
Furthermore, the cross section of the groove is a right triangle, and the cross section of the pin block is a parallelogram.
Further, the thickness of the pin block is equal to the depth of the groove, and the height of the pin block is equal to the height of the groove.
Furthermore, a step hole is formed in the inner side wall of the tail end of the connecting pipe, the first end of the transition pipe is matched with the step hole to form a sealing ring groove, and a sealing ring is installed in the sealing ring groove.
The utility model has the advantages that: the water inlet and the water outlet are straight annular connecting pipes, the flange plates with different specifications and the same inner diameter and the transition pipes with transition holes inside are adopted, the outer side wall close to the tail end of the connecting pipe is provided with a groove, the first end of each transition pipe is provided with a plurality of pin blocks, the inner side wall of each flange plate is provided with a slope, the flange plates are sleeved on the connecting pipe, the pin blocks are clamped between the flange plates and the connecting pipe, and therefore the transition pipes are in butt joint with the tail end of the connecting pipe; the transition pipe and the flange plate can be adaptively selected according to the pipeline interface specification of a seawater using system, and the universality of the marine centrifugal pump is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural diagram of a pump body in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a cross-sectional view of a flange plate according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 6 is an enlarged view of portion B of FIG. 5;
fig. 7 is a sectional view of a flange plate according to a second embodiment of the present invention;
fig. 8 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 9 is an enlarged view of portion C of FIG. 8;
fig. 10 is a cross-sectional view of a flange plate according to a third embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the first embodiment shown in fig. 1, 2, 3 and 4, the inner diameter of the pipe joint of the seawater use system is equal to the inner diameter of the connecting pipe 2: a water pump for marine engineering ship operation comprises a pump body 1, a flange plate 5 and a transition pipe 7 with a transition hole 9 inside, wherein a water inlet and a water outlet of the pump body 1 are both straight annular connecting pipes 2, a groove 3 which is inwards concave along the radial direction of the connecting pipes 2 is arranged on the outer side wall close to the tail end of the connecting pipes 2, a plurality of pin blocks 8 which are flexibly connected with the transition pipe 7 and can be clamped into the groove 3 are arranged at the first end of the transition pipe 7, and a slope 6 matched with the outer side surface of each pin block 8 is arranged on the inner side wall of the flange plate 5; the flange 5 is sleeved on the connecting pipe 2, and the pin block 8 is clamped between the flange 5 and the connecting pipe 2, so that the transition pipe 7 is in butt joint with the tail end of the connecting pipe 2.
The first end inner diameter of the transition hole 9 is the same as the inner diameter of the connecting pipe 2, and the second end inner diameter of the transition hole 9 is the same as the inner diameter of the pipe joint of the seawater use system.
The cross section of the groove 3 is a right triangle, and the cross section of the pin block 8 is a parallelogram.
The thickness of the pin block 8 is equal to the depth of the groove 3, and the height of the pin block 8 is equal to the height of the groove 3.
The inner side wall of the tail end of the connecting pipe 2 is provided with a step hole 4, the first end of the transition pipe 7 is matched with the step hole 4 to form a sealing ring groove, and a sealing ring 10 is installed in the sealing ring groove.
As shown in fig. 1, 5, 6 and 7, in the second embodiment, the inner diameter of the pipe joint of the seawater use system is larger than the inner diameter of the connection pipe 2: a water pump for marine engineering ship operation comprises a pump body 1, a flange plate 11 and a transition pipe 12 with a transition hole 13 inside, wherein a water inlet and a water outlet of the pump body 1 are both straight annular connecting pipes 2, a groove 3 which is inwards concave along the radial direction of the connecting pipes 2 is arranged on the outer side wall close to the tail end of the connecting pipes 2, a plurality of pin blocks 8 which are flexibly connected with the transition pipe 12 and can be clamped into the groove 3 are arranged at the first end of the transition pipe 12, and a slope 6 matched with the outer side surface of each pin block 8 is arranged on the inner side wall of the flange plate 11; the flange 11 is sleeved on the connecting pipe 2, and the pin block 8 is clamped between the flange 11 and the connecting pipe 2, so that the transition pipe is in butt joint with the tail end of the connecting pipe 2.
The first end inner diameter of the transition hole 13 is the same as the inner diameter of the connection pipe 2, and the second end inner diameter of the transition hole 13 is the same as the inner diameter of the pipe joint of the seawater use system.
The cross section of the groove 3 is a right triangle, and the cross section of the pin block 8 is a parallelogram.
The thickness of the pin block 8 is equal to the depth of the groove 3, and the height of the pin block 8 is equal to the height of the groove 3.
The inner side wall of the tail end of the connecting pipe 2 is provided with a step hole 4, the first end of the transition pipe 12 is matched with the step hole 4 to form a sealing ring groove, and a sealing ring 10 is installed in the sealing ring groove.
As shown in fig. 1, 8, 9 and 10, the inner diameter of the pipe joint of the seawater use system is smaller than that of the connecting pipe 2: a water pump for marine engineering ship operation comprises a pump body 1, a flange 14 and a transition pipe 15 with a transition hole 16 inside, wherein a water inlet and a water outlet of the pump body 1 are both straight annular connecting pipes 2, a groove 3 which is inwards concave along the radial direction of the connecting pipes 2 is arranged on the outer side wall close to the tail end of the connecting pipes 2, a plurality of pin blocks 8 which are flexibly connected with the transition pipe 15 and can be clamped in the groove 3 are arranged at the first end of the transition pipe 15, and a slope 6 matched with the outer side surface of each pin block 8 is arranged on the inner side wall of the flange 14; the flange 14 is sleeved on the connecting pipe 2, and the pin block 8 is clamped between the flange 14 and the connecting pipe 2, so that the transition pipe 15 is butted with the tail end of the connecting pipe 2.
The first end inner diameter of the transition hole 16 is the same as the inner diameter of the connection pipe 2, and the second end inner diameter of the transition hole 16 is the same as the inner diameter of the pipe connection of the seawater use system.
The cross section of the groove 3 is a right triangle, and the cross section of the pin block 8 is a parallelogram.
The thickness of the pin block 8 is equal to the depth of the groove 3, and the height of the pin block 8 is equal to the height of the groove 3.
The inner side wall of the tail end of the connecting pipe 2 is provided with a step hole 4, the first end of the transition pipe 15 is matched with the step hole 4 to form a sealing ring groove, and a sealing ring 10 is installed in the sealing ring groove.
The water inlet and the water outlet are straight annular connecting pipes, the flange plates with different specifications and the same inner diameter and the transition pipes with transition holes inside are adopted, the outer side wall close to the tail end of the connecting pipe is provided with a groove, the first end of each transition pipe is provided with a plurality of pin blocks, the inner side wall of each flange plate is provided with a slope, the flange plates are sleeved on the connecting pipe, the pin blocks are clamped between the flange plates and the connecting pipe, and therefore the transition pipes are in butt joint with the tail end of the connecting pipe; the transition pipe and the flange plate can be adaptively selected according to the pipeline interface specification of a seawater using system, and the universality of the marine centrifugal pump is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a marine water pump for engineering ship operation which characterized in that: the pump comprises a pump body, a plurality of flange plates with different specifications and the same inner diameter, and a plurality of transition pipes with transition holes inside, wherein a water inlet and a water outlet of the pump body are straight annular connecting pipes, a groove which is inwards concave along the radial direction of the connecting pipe is arranged on the outer side wall close to the tail end of the connecting pipe, a plurality of pin blocks which are flexibly connected with the transition pipes and can be clamped into the groove are arranged at the first end of the transition pipe, and a slope surface matched with the outer side surface of each pin block is arranged on the inner side wall of each flange plate; the flange plate is sleeved on the connecting pipe, and the pin block is clamped between the flange plate and the connecting pipe, so that the transition pipe is butted with the tail end of the connecting pipe; the inner side wall of the tail end of the connecting pipe is provided with a step hole, the first end of the transition pipe is matched with the step hole to form a sealing ring groove, and a sealing ring is installed in the sealing ring groove.
2. The water pump for offshore engineering ship operations according to claim 1, wherein: the inner diameter of the first end of the transition hole is the same as that of the connecting pipe, and the inner diameter of the second end of the transition hole is the same as that of the pipeline interface of the seawater using system.
3. The water pump for offshore engineering ship operations according to claim 1, wherein: the cross section of the groove is a right-angled triangle, and the cross section of the pin block is a parallelogram.
4. The water pump for offshore engineering ship operations according to claim 3, wherein: the thickness of the pin block is equal to the depth of the groove, and the height of the pin block is equal to the height of the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920548988.3U CN210423154U (en) | 2019-04-22 | 2019-04-22 | Water pump for marine engineering ship operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920548988.3U CN210423154U (en) | 2019-04-22 | 2019-04-22 | Water pump for marine engineering ship operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210423154U true CN210423154U (en) | 2020-04-28 |
Family
ID=70370345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920548988.3U Expired - Fee Related CN210423154U (en) | 2019-04-22 | 2019-04-22 | Water pump for marine engineering ship operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210423154U (en) |
-
2019
- 2019-04-22 CN CN201920548988.3U patent/CN210423154U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20210422 |