CN208651621U - Marine screw shaft axis body seals cooling body - Google Patents
Marine screw shaft axis body seals cooling body Download PDFInfo
- Publication number
- CN208651621U CN208651621U CN201821241196.3U CN201821241196U CN208651621U CN 208651621 U CN208651621 U CN 208651621U CN 201821241196 U CN201821241196 U CN 201821241196U CN 208651621 U CN208651621 U CN 208651621U
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- CN
- China
- Prior art keywords
- sealing shroud
- cooling
- sealing ring
- preceding sealing
- shroud
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Abstract
The utility model provides marine screw shaft axis body and seals cooling body, it includes preceding sealing shroud, cooling water cover, wherein, preceding sealing shroud one end forms lantern ring to central reduction, lantern ring is sleeved on stern tube shaft, rear sealing shroud is set on the stern tube shaft of the preceding sealing shroud other end, preceding sealing ring is set in the middle part of sealing shroud afterwards, cooling-water duct is reserved between preceding sealing ring internal chamber wall and rear sealing shroud surface, preceding sealing ring side is equipped with stair-stepping limited step, limited step is chimeric with rear sealing shroud end to form sealing, rear sealing shroud after installation, preceding sealing ring, preceding sealing shroud, cooling chamber is formed between stern tube shaft, drainage joint is equipped at the top of preceding sealing ring, the first drainage channel and the second drainage channel are connected in drainage joint, first drainage channel is connected with cooling chamber diagonally downward.It is controllable using the cooling position after this programme, using effect is good.
Description
Technical field
The utility model relates to technical field of ships, refer in particular to marine screw shaft axis body sealing cooling body.
Background technique
Existing marine screw shaft axis body cooling chamber is all an annular cavity, and cooling water can only be flowed in cooling chamber
It changes, cooling effect is bad.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide that a kind of cooling position is controllable, using effect
Good marine screw shaft axis body seals cooling body.
To achieve the above object, technical solution provided by the utility model are as follows: marine screw shaft axis body seals cooling body,
It includes preceding sealing shroud, cooling water cover, wherein preceding sealing shroud one end forms lantern ring to central reduction, and lantern ring is sleeved on stern tube shaft
On, rear sealing shroud is set on the stern tube shaft of the preceding sealing shroud other end, rear sealing shroud one end is located in preceding sealing shroud, and rear sealing shroud is another
One end extends to the outside to form outer stop collar, and preceding sealing ring, preceding sealing ring internal chamber wall and rear sealing shroud are set in the middle part of rear sealing shroud
Cooling-water duct is reserved between surface, preceding sealing ring side is equipped with stair-stepping limited step, limited step and rear sealing shroud
End is chimeric to form sealing, forms cooling chamber, cooling chamber between the rear sealing shroud, preceding sealing ring, preceding sealing shroud, stern tube shaft after installation
Interior rear sealing shroud surface is set with sealing ring, and sealing ring is inlaid in the seal groove on rear sealing shroud surface, the sealing after being embedded in
Wherein side is in contact circle with preceding sealing ring, and preceding sealing shroud is equipped with the warter connection being connected with cooling chamber, preceding sealing ring
Top is equipped with drainage joint, and the first drainage channel and the second drainage channel, the inclination of the first drainage channel are connected in drainage joint
It is connected with cooling chamber downwards, the sealing ring side wall being in contact with preceding sealing ring is equipped with rhone, rhone one end and cooling
Aquaporin connection, the other end are connected with the second drainage channel.
Cooling water cover is installed between the preceding sealing ring other side and outer stop collar, cooling water cover and outer stop collar,
Reservoir chamber is formed between preceding sealing ring, rear sealing shroud, cooling chamber is connect by cooling-water duct with reservoir chamber.
For the utility model after adopting the above scheme, warter connection is cold when only needing for supplying water to cooling chamber
But when there is water in interior, the control valve closed in drainage joint all closes the first, second drainage channel, when the past storage of needs
When water chamber fills the water, the second drainage channel is opened, closes the first drainage channel, passes through drainage joint, the second drainage channel, draining
Slot, cooling-water duct inject water into reservoir chamber, the first, second drainage channel can also be opened, and make cooling chamber, the first draining
Channel, rhone, cooling-water duct, forms circulation between reservoir chamber at the second drainage channel, using the cooling position after this programme
Controllably, using effect is good.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Specific embodiment
Below with reference to all attached drawings, the utility model is described in further detail, the preferred embodiment of the utility model are as follows: ginseng
See attached drawing 1, the sealing cooling body of marine screw shaft axis body described in the present embodiment includes preceding sealing shroud 1, cooling water cover 3, wherein
Preceding 1 one end of sealing shroud forms lantern ring to central reduction, and lantern ring is sleeved on stern tube shaft, is set on the stern tube shaft of preceding 1 other end of sealing shroud
There is rear sealing shroud 4, rear 4 one end of sealing shroud is located in preceding sealing shroud 1, and rear 4 other end of sealing shroud extends to the outside to form outer stop collar
5, sealing ring 6 before being set in the middle part of rear sealing shroud 4, preceding 6 internal chamber wall of sealing ring and rear sealing shroud are reserved with cooling water between 4 surface
Channel, preceding 6 side of sealing ring are equipped with stair-stepping limited step, and limited step is chimeric with rear 4 end of sealing shroud to form sealing, peace
Cooling chamber 7, preceding 6 other side of sealing ring and outer limit are formed between rear sealing shroud 4, preceding sealing ring 6, preceding sealing shroud 1, stern tube shaft after dress
Cooling water cover 3 is installed between the ring 5 of position, cooling water cover 3 and outer stop collar 5, preceding sealing ring 6 form water storage between rear sealing shroud 4
Room, cooling chamber 7 are connect by cooling-water duct with reservoir chamber, and 4 surface of rear sealing shroud in cooling chamber 7 is set with sealing ring 8, close
Seal 8 is inlaid in the seal groove on rear 4 surface of sealing shroud, and wherein side is in contact the sealing ring 8 after being embedded in preceding sealing ring 6,
Preceding sealing shroud 1 is equipped with the warter connection 9 being connected with cooling chamber 7, and drainage joint 10, draining are equipped at the top of preceding sealing ring 6
Be connected with the first drainage channel 11 and the second drainage channel 12 in connector 10, the first drainage channel 11 diagonally downward with cooling chamber 7
It is connected, 8 side wall of sealing ring being in contact with preceding sealing ring 6 is equipped with rhone 13,13 one end of rhone and cooling-water duct
Connection, the other end are connected with the second drainage channel 12.The warter connection of the present embodiment is used to supply water to cooling chamber, when
When only needing to have water in cooling chamber, the control valve closed in drainage joint all closes the first, second drainage channel, when
It needs to open the second drainage channel toward when reservoir chamber water filling, close the first drainage channel, it is logical by drainage joint, the second draining
Road, rhone, cooling-water duct inject water into reservoir chamber, the first, second drainage channel can also be opened, make cooling chamber,
First drainage channel, rhone, cooling-water duct, forms circulation between reservoir chamber at the second drainage channel, after the present embodiment
Cooling position is controllable, using effect is good.
The embodiment of the above is only the preferred embodiment of the utility model, and the reality of the utility model is not limited with this
It applies range, therefore all shapes according to the utility model, changes made by principle, should all cover in the protection scope of the utility model
It is interior.
Claims (2)
1. marine screw shaft axis body seals cooling body, it is characterised in that: it includes preceding sealing shroud (1), cooling water cover (3),
In, preceding sealing shroud (1) one end forms lantern ring to central reduction, and lantern ring is sleeved on stern tube shaft, the stern tube shaft of preceding sealing shroud (1) other end
On be set with rear sealing shroud (4), rear sealing shroud (4) one end is located in preceding sealing shroud (1), and rear sealing shroud (4) other end is to extending out
Spread is set with preceding sealing ring (6) at outer stop collar (5), rear sealing shroud (4) middle part, preceding sealing ring (6) internal chamber wall and rear sealing
Set is reserved with cooling-water duct between (4) surface, and preceding sealing ring (6) side is equipped with stair-stepping limited step, limited step with
Sealing shroud (4) end is chimeric afterwards forms sealing, rear sealing shroud (4), preceding sealing ring (6), preceding sealing shroud (1), stern tube shaft after installation
Between form cooling chamber (7), rear sealing shroud (4) surface in cooling chamber (7) is set with sealing ring (8), and sealing ring (8) is inlaid in
Afterwards in the seal groove on sealing shroud (4) surface, wherein side is in contact the sealing ring (8) after being embedded in preceding sealing ring (6), preceding sealing
Set (1) is equipped with the warter connection (9) being connected with cooling chamber (7), is equipped with drainage joint (10) at the top of preceding sealing ring (6),
It is connected with the first drainage channel (11) and the second drainage channel (12) in drainage joint (10), the first drainage channel (11) is tilted towards
Lower to be connected with cooling chamber (7), sealing ring (8) side wall being in contact with preceding sealing ring (6) is equipped with rhone (13), rhone
(13) one end is connect with cooling-water duct, and the other end is connected with the second drainage channel (12).
2. marine screw shaft axis body according to claim 1 seals cooling body, it is characterised in that: preceding sealing ring (6) is another
Be equipped between side and outer stop collar (5) cooling water cover (3), cooling water cover (3) and outer stop collar (5), preceding sealing ring (6), after
Reservoir chamber is formed between sealing shroud (4), cooling chamber (7) is connect by cooling-water duct with reservoir chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821241196.3U CN208651621U (en) | 2018-08-02 | 2018-08-02 | Marine screw shaft axis body seals cooling body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821241196.3U CN208651621U (en) | 2018-08-02 | 2018-08-02 | Marine screw shaft axis body seals cooling body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651621U true CN208651621U (en) | 2019-03-26 |
Family
ID=65787590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821241196.3U Active CN208651621U (en) | 2018-08-02 | 2018-08-02 | Marine screw shaft axis body seals cooling body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651621U (en) |
-
2018
- 2018-08-02 CN CN201821241196.3U patent/CN208651621U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |