CN215622632U - Water lubrication sealing device for ship - Google Patents
Water lubrication sealing device for ship Download PDFInfo
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- CN215622632U CN215622632U CN202121628019.2U CN202121628019U CN215622632U CN 215622632 U CN215622632 U CN 215622632U CN 202121628019 U CN202121628019 U CN 202121628019U CN 215622632 U CN215622632 U CN 215622632U
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Abstract
The utility model relates to the technical field of ships, in particular to a water lubrication sealing device for a ship, which comprises a water lubrication sealing mechanism and further comprises: the water lubricating sealing mechanism is hermetically sleeved on the stern shaft; the sealing mechanism comprises a first cover body, a second cover body, a sealing connection mechanism, a third cover body, a drainage mechanism and a pressure stabilizing mechanism, wherein the first cover body and the second cover body are clamped on the stern shaft, the water lubricating sealing mechanism is arranged inside the first cover body and the second cover body, the sealing connection mechanism is fixed on the first cover body and the second cover body together, the sealing connection mechanism is clamped on the stern shaft in a sealing mode, the third cover body is fixedly communicated on the second cover body, and the drainage mechanism is fixed on the third cover body. The utility model is convenient for a diver to disassemble the water lubrication sealing mechanism in a waterless environment, thereby facilitating the replacement of the sealing ring in the water lubrication sealing mechanism.
Description
Technical Field
The utility model relates to the technical field of ships, in particular to a water lubrication sealing device for a ship.
Background
In the historical development process, the ship becomes a main transport tool since the appearance of the ship, and makes a great contribution to the development of the world. The earliest vessels used wind or manpower as power to propel the vessels forward, and only the vessels needed to be tightly sealed to prevent water infiltration. With the development of industry, an internal combustion engine with higher efficiency is used as a power source, and unlike land transportation, the power of a ship comes from a propeller behind the hip of the ship, and the power of the propeller comes from the internal combustion engine in a cabin, so that the power provided by the internal combustion engine drives the propeller to rotate, and the forward power can be generated.
However, one end of the propeller is arranged in the cabin, the other end of the propeller is arranged outside the ship, the propeller rotates, so that a gap is formed at the joint of the propeller, the gap is arranged at the bottom of the water, and the joint of the propeller is waterproof by using a water lubrication sealing device. The water-lubricated sealing device mainly plays a role in sealing, and after the ship is launched into water, the sealing ring is damaged after long-term abrasion and corrosion, water leakage enters the ship body, and normal operation of the ship is affected. However, the water lubrication sealing device is underwater, a huge ship cannot be hoisted out of the water surface, and a diver needs to replace the sealing ring in the water lubrication sealing device underwater.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defect that a sealing ring in a ship water lubrication sealing device is inconvenient to replace underwater in the prior art, and provides the ship water lubrication sealing device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
design a boats and ships water lubrication sealing device, including water lubrication sealing mechanism, still include:
the water lubricating sealing mechanism is hermetically sleeved on the stern shaft;
the sealing mechanism comprises a first cover body, a second cover body, a sealing connection mechanism, a third cover body, a drainage mechanism and a pressure stabilizing mechanism, wherein the first cover body and the second cover body are clamped on the stern shaft, the water lubricating sealing mechanism is arranged inside the first cover body and the second cover body, the sealing connection mechanism is fixed on the first cover body and the second cover body together, the sealing connection mechanism is clamped on the stern shaft in a sealing mode, the third cover body is fixedly communicated on the second cover body, the drainage mechanism is fixed on the third cover body, and the pressure stabilizing mechanism is fixed on the first cover body.
Preferably, sealing connection mechanism includes first sealing washer, two first connecting plates, second sealing washer, two second connecting plates and a plurality of bolt assembly, first sealing washer with the second sealing washer is fixed respectively the first cover body with the second is covered on the body, first sealing washer with the second sealing washer all contacts with the stern axle, two first connecting plate is all fixed on the first cover body, two the second connecting plate is all fixed on the second cover body, and is a plurality of bolt assembly equipartition is installed the stern axle both sides first connecting plate with on the second connecting plate.
Preferably, the drainage device further comprises a temporary tool storage mechanism, and the temporary tool storage mechanism is fixed on the third cover body on one side of the drainage mechanism.
Preferably, the tool temporary storage mechanism comprises a tool box and a sealing cover, the tool box is fixed on the inner side wall of the third cover body, and the sealing cover is clamped on the tool box.
Preferably, the tool box further comprises a reinforcing mechanism, and the reinforcing mechanism is fixed on the sealing cover and the tool box.
The ship water lubrication sealing device provided by the utility model has the beneficial effects that: this boats and ships water lubrication sealing device is when using, utilize sealing connection mechanism to install first cover body and the sealed block of second cover body at the stern epaxial, water lubrication sealing mechanism and diver are all in the inside of the first cover body and the second cover body, start the log raft play in the drainage mechanism will the first cover body and the second cover body, restart steady voltage mechanism, let the pressure of the first cover body and the internal portion of second cover resume steadily, conveniently dismantle water lubrication sealing mechanism, under anhydrous environment, make things convenient for the diver to dismantle water lubrication sealing mechanism, and then conveniently trade the inside sealing ring of water lubrication sealing mechanism.
Drawings
Fig. 1 is a schematic structural diagram of a front view of a water lubrication sealing device for a ship according to the present invention;
FIG. 2 is an enlarged view of the water lubricated marine seal assembly of the present invention at A in FIG. 1;
FIG. 3 is a schematic structural diagram of a side view of a water lubricated marine sealing device according to the present invention;
FIG. 4 is an enlarged view at B in FIG. 3 of a water lubricated marine sealing device in accordance with the present invention;
fig. 5 is a perspective view of a first cover of a water lubrication sealing device for a ship according to the present invention.
In the figure: the device comprises a water lubrication sealing mechanism 1, a stern shaft 2, a first cover body 3, a second cover body 4, a first sealing ring 5, a first connecting plate 6, a second sealing ring 7, a second connecting plate 8, a bolt assembly 9, a drainage mechanism 10, a pressure stabilizing mechanism 11, a tool box 12, a sealing cover 13, a reinforcing mechanism 14 and a third cover body 15.
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.
Example 1
Referring to fig. 1-5, a water lubrication sealing device for a ship comprises a water lubrication sealing mechanism 1, and further comprises:
the stern shaft 2 and the water lubricating and sealing mechanism 1 are hermetically sleeved on the stern shaft 2;
the sealing mechanism comprises a first cover body 3, a second cover body 4, a sealing connection mechanism, a third cover body 15, a drainage mechanism 10 and a pressure stabilizing mechanism 11, wherein the first cover body 3 and the second cover body 4 are clamped on the stern shaft 2, a water lubricating sealing mechanism 1 is arranged inside the first cover body 3 and the second cover body 4, the sealing connection mechanism is jointly fixed on the first cover body 3 and the second cover body 4, the sealing connection mechanism is clamped on the stern shaft 2 in a sealing way, the first cover body 3 and the second cover body 4 are fixed on the stern shaft 2 in a sealing way by the sealing connection mechanism, further, the water lubrication sealing mechanism 1 on the stern shaft 2 is arranged inside the first cover body 3 and the second cover body 4, before the first cover 3 and the second cover 4 are sealingly mounted on the stern shaft 2 by the sealing connection mechanism, a diver enters the first cover 3 and the second cover 4, and then the first cover body 3 and the second cover body 4 are hermetically fixed on the stern shaft 2 by utilizing a sealing connection mechanism.
The third cover body 15 is communicated and fixed on the second cover body 4, the drainage mechanism 10 is fixed on the third cover body 15, the drainage mechanism 10 comprises a waterproof storage battery, a pump, a drainage pipe and a one-way valve, the waterproof storage battery and the pump are fixed on the inner side wall of the third cover body 15, the waterproof storage battery is electrically connected on the pump, the drainage pipe is fixed on a water blowing port of the pump, the drainage pipe penetrates through the side wall of the third cover body 15 and extends to the outside of the third cover body 15, the one-way valve is fixed on the drainage pipe outside the third cover body 15, and because under water, when the first cover body 3 and the second cover body 4 are fixed on the stern shaft 2 in a sealing way by utilizing the sealing connection mechanism, water is filled in the first cover body 3 and the second cover body 4, a diver starts the pump, the water in the first cover body 3 and the second cover body 4 is pumped out by the pump, and the setting of check valve can prevent that water from flowing backward through drain pipe and pump and getting into first cover body 3 and the inside of second cover body 4.
The pressure stabilizing mechanism 11 is fixed on the first cover 3. Because the first cover body 3 and the second cover body 4 are sealed package up with water lubrication sealing mechanism 1, when taking out the water of the first cover body 3 and the inside of the second cover body 4, atmospheric pressure in the first cover body 3 and the second cover body 4 can change, pressure stabilizing mechanism 11 includes the gas holder, compressed air is equipped with in the gas holder, when pressure stabilizing mechanism 11 leaks out the surface of water, slowly emit the compressed air in the gas holder, utilize pressure stabilizing mechanism 11 to keep the stability of the inside atmospheric pressure of the first cover body 3 and the second cover body 4, make things convenient for subsequent operation.
This boats and ships water lubrication sealing device is when using, utilize sealing connection mechanism to install first cover body 3 and the sealed block of second cover body 4 on stern axle 2, water lubrication sealing mechanism 1 and diver are all in the inside of first cover body 3 and the second cover body 4, start the water discharge in drainage mechanism 10 with the first cover body 3 and the second cover body 4, restart voltage stabilizing mechanism 11, let the pressure of the inside of the first cover body 3 and the second cover body 4 resume stably, conveniently dismantle water lubrication sealing mechanism 1, under anhydrous environment, make things convenient for the diver to dismantle water lubrication sealing mechanism 1, and then conveniently trade the inside sealing ring of water lubrication sealing mechanism 1.
Example 2
On the basis of embodiment 1, referring to fig. 1 to 4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the sealing connection mechanism includes a first sealing ring 5, two first connection plates 6, a second sealing ring 7, two second connection plates 8 and a plurality of bolt assemblies 9, the first sealing ring 5 and the second sealing ring 7 are respectively fixed on the first cover body 3 and the second cover body 4, the first sealing ring 5 and the second sealing ring 7 are both in contact with the stern shaft 2, the two first connection plates 6 are both fixed on the first cover body 3, the two second connection plates 8 are both fixed on the second cover body 4, and the plurality of bolt assemblies 9 are uniformly installed on the first connection plates 6 and the second connection plates 8 on both sides of the stern shaft 2. The first connecting plate 6 and the second connecting plate 8 are fixed together by a plurality of bolt assemblies 9, the first sealing ring 5 and the second sealing ring 7 are in contact with each other, the first sealing ring 5 and the second sealing ring 7 are also in contact with the stern shaft 2, and a sealed space is formed inside the first cover body 3 and the second cover body 4.
When the sealing ring in the water lubrication sealing mechanism 1 is replaced, a collection mechanism for small parts which are not collected by the small parts can be detached, and the water lubrication sealing mechanism further comprises a tool temporary storage mechanism which is fixed on the third cover body 15 on one side of the drainage mechanism 10. The tool temporary storage mechanism is used for temporarily storing small parts detached from the water lubrication sealing mechanism 1.
The tool temporary storage mechanism comprises a tool box 12 and a sealing cover 13, wherein the tool box 12 is fixed on the inner side wall of the third cover body 15, and the sealing cover 13 is clamped on the tool box 12. After the water draining mechanism 10 drains the water in the first cover 3 and the second cover 4, the sealing cover 13 is opened, and the small parts detached from the water lubrication sealing mechanism 1 are temporarily stored in the tool box 12, so that the small parts detached from the water lubrication sealing mechanism 1 can be conveniently and quickly found.
And the tool box further comprises a reinforcing mechanism 14, and the reinforcing mechanism 14 is fixed on the sealing cover 13 and the tool box 12. When the sealing cover 13 is clamped and installed on the tool box 12, the sealing cover 13 is limited on the tool box 12 by the reinforcing mechanism 14, no water enters the sealing cover 13 and the tool box 12, the reinforcing mechanism 14 can be detached, and the sealing cover 13 and the tool box 12 are conveniently separated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a boats and ships water lubrication sealing device, includes water lubrication sealing mechanism (1), its characterized in that still includes:
the water lubricating sealing mechanism (1) is sleeved on the stern shaft (2) in a sealing manner;
the sealing mechanism comprises a first cover body (3), a second cover body (4), a sealing connecting mechanism, a third cover body (15), a water drainage mechanism (10) and a pressure stabilizing mechanism (11), the first cover body (3) and the second cover body (4) are clamped on the stern shaft (2), the water lubrication sealing mechanism (1) is arranged in the first cover body (3) and the second cover body (4), the sealing connecting mechanism is jointly fixed on the first cover body (3) and the second cover body (4), the sealing connecting mechanism is clamped on the stern shaft (2) in a sealing way, the third cover body (15) is fixedly communicated with the second cover body (4), the drainage mechanism (10) is fixed on the third cover body (15), and the pressure stabilizing mechanism (11) is fixed on the first cover body (3).
2. A water lubricated marine sealing device according to claim 1, wherein said sealing connection means comprises a first sealing ring (5), two first connection plates (6), a second sealing ring (7), two second connection plates (8) and a plurality of bolt assemblies (9), the first sealing ring (5) and the second sealing ring (7) are respectively fixed on the first cover body (3) and the second cover body (4), first sealing washer (5) with second sealing washer (7) all contacts with stern axle (2), two first connecting plate (6) are all fixed on the first cover body (3), two second connecting plate (8) are all fixed on the second cover body (4), and are a plurality of bolt assembly (9) equipartition is installed stern axle (2) both sides first connecting plate (6) with on second connecting plate (8).
3. The water lubricated marine sealing device according to claim 1, further comprising a tool temporary storage means fixed to said third housing (15) on one side of said drain means (10).
4. A water lubricated marine sealing device according to claim 3, wherein said tool temporary storage means comprises a tool box (12) and a sealing cover (13), said tool box (12) is fixed on the inner side wall of said third housing (15), and said sealing cover (13) is snapped on said tool box (12).
5. A water lubricated marine sealing device according to claim 4, further comprising a reinforcing means (14), said reinforcing means (14) being fixed to said sealing cover (13) and said tool box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121628019.2U CN215622632U (en) | 2021-07-18 | 2021-07-18 | Water lubrication sealing device for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121628019.2U CN215622632U (en) | 2021-07-18 | 2021-07-18 | Water lubrication sealing device for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215622632U true CN215622632U (en) | 2022-01-25 |
Family
ID=79890468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121628019.2U Active CN215622632U (en) | 2021-07-18 | 2021-07-18 | Water lubrication sealing device for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215622632U (en) |
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2021
- 2021-07-18 CN CN202121628019.2U patent/CN215622632U/en active Active
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