CN210852868U - Cabin noise elimination, sealing and guiding system - Google Patents

Cabin noise elimination, sealing and guiding system Download PDF

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Publication number
CN210852868U
CN210852868U CN201921789928.7U CN201921789928U CN210852868U CN 210852868 U CN210852868 U CN 210852868U CN 201921789928 U CN201921789928 U CN 201921789928U CN 210852868 U CN210852868 U CN 210852868U
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CN
China
Prior art keywords
exhaust
sleeve
cabin
propeller shaft
sleeved
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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
Application number
CN201921789928.7U
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Chinese (zh)
Inventor
黄彪
赵璟
刘建华
刘敏
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Hunan Dayang Machinery Manufacturing Co ltd
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Hunan Dayang Machinery Manufacturing Co ltd
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Application filed by Hunan Dayang Machinery Manufacturing Co ltd filed Critical Hunan Dayang Machinery Manufacturing Co ltd
Priority to CN201921789928.7U priority Critical patent/CN210852868U/en
Application granted granted Critical
Publication of CN210852868U publication Critical patent/CN210852868U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a cabin noise elimination, sealing and guiding system, which comprises a propeller arranged at the bottom of the cabin, wherein an exhaust barrel is arranged at the top of the cabin, the propeller is arranged at the bottom of the cabin through a water sealing component, a mixed noise elimination component is arranged on a deck of a ship body, and the mixed noise elimination component is connected with the exhaust barrel and an exhaust pipe of a diesel engine; the tail part of the deck of the ship body is provided with a guide component. After adopting the above technical scheme, the screw propeller shaft seals and adjusts through the water-stop subassembly, makes sealed effect better, and life is longer, mixes the noise elimination subassembly and is used for handling engine room noise, the waste gas of diesel engine, waste water, discharges after handling, and the direction subassembly is used for adjusting the boats and ships position to realize the guide effect.

Description

Cabin noise elimination, sealing and guiding system
Technical Field
The utility model belongs to the technical field of the boats and ships technique and specifically relates to indicate a cabin noise elimination, sealing, guidance system.
Background
Most of the existing ships have the following disadvantages: the anchor clamps are led to three posts is that directly fix two stands on the base, and the roller of standing is installed on the stand, and horizontal roller fixed mounting can stimulate the stand under the circumstances of atress when adopting this kind of structure in stand lower part one side, leads to the stand to warp.
The temperature of the exhaust gas discharged by the exhaust pipe of the engine room diesel engine is generally about 400 ℃, the noise pipe of the engine room is directly discharged outside the engine room, the decibel of the noise pipe reaches more than 120, the noise is larger, and the use environment of the ship is influenced.
The propeller shaft seal of the ship is mostly fixedly connected, and once a part is damaged, the whole propeller shaft seal needs to be replaced integrally, so that the use cost of the ship is greatly increased.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide a cabin noise elimination, sealed, the guide system that the noise elimination, sealed, the direction is effectual.
In order to achieve the above object, the present invention provides a technical solution: a cabin noise elimination, sealing and guiding system comprises a propeller arranged at the bottom of a cabin, wherein the propeller is driven to rotate by a diesel engine in the cabin; the tail part of the deck of the ship body is provided with a guide component.
The water sealing assembly comprises a sleeve, a pushing flange, a propeller shaft bearing, a hemp packing and an adjusting pressure sleeve, wherein the sleeve is horizontally arranged at the lower part of the engine room, one end of the sleeve is positioned in the engine room, the other end of the sleeve is positioned outside the ship body, the propeller shaft is sleeved in the sleeve, one end of the sleeve extends out of the sleeve and is connected with a propeller outside the ship body, the other end of the sleeve extends out of the sleeve and is connected with a diesel engine transmission shaft in the engine room, a stepped sealing step is arranged on the wall of the inner cavity of the sleeve in the engine room, the pushing flange and the propeller shaft bearing are sleeved in the sealing step, the inner diameter of the pushing flange is larger than the outer diameter of the propeller shaft, the pushing flange is abutted between the; a water sealing sleeve is sleeved on the propeller shaft in the engine room, and the inner diameter of the water sealing sleeve is larger than the outer diameter of the propeller shaft; one end of a water sealing sleeve is connected with the end part of a sleeve in the engine room, the other end of the water sealing sleeve is connected with an adjusting pressing sleeve, a spacer ring is arranged in the middle of the water sealing sleeve, a water sealing area is formed between the spacer ring and a bearing of the propeller shaft, a water inlet joint and a water outlet joint are connected on the water sealing sleeve of the water sealing area, a packing area is formed between the spacer ring and the adjusting pressing sleeve, an oil hemp packing is sleeved in the packing area, the adjusting pressing sleeve is sleeved on the propeller shaft, one end of the adjusting pressing sleeve is inserted in the packing area and abutted against the outer end of the oil hemp packing, the other end of the adjusting pressing sleeve is expanded to form a connecting ring.
The mixed noise elimination assembly comprises a cylindrical main body, the bottom of the main body is sealed, an access hole is formed in the top opening of the main body, an upper cover is buckled on the access hole, an air inlet chamber and an air outlet chamber are formed in the inner cavity of the main body in a separating mode through a vertical partition plate, a horizontal air inlet partition plate is arranged on the lower portion of the inner cavity of the air inlet chamber, a horizontal mixed partition plate is arranged on one side of the upper portion of the inner cavity of the air outlet chamber, the horizontal height of the mixed partition plate is higher than that of the air inlet partition plate, an air inlet pipe is connected to the main body below the air inlet partition plate, the outer end; be equipped with once on the perpendicular baffle of air inlet baffle below and mix the mouth, once mix the mouth and be connected with the air inlet chamber of mixing the baffle below, main part bottom one side of mixing the baffle below is connected with the blow off pipe, the water outlet joint that blow off pipe and water-stop seal sheatheed in is connected, be equipped with the secondary on the perpendicular baffle between mixed baffle and the air inlet baffle and mix the mouth, it has the gas vent to open on the perpendicular baffle upper portion of mixed baffle top, install the check valve in the gas vent, main part one side of mixed baffle top is equipped with the blast pipe, the blast pipe is just to the check valve.
The exhaust assembly comprises an exhaust barrel arranged on a deck, the exhaust barrel is cylindrical and is vertically fixed on the deck, the bottom inlet of the exhaust barrel is connected with an exhaust pipe, an axial flow fan is arranged in the bottom inlet of the exhaust barrel, an exhaust mask is arranged at the top of the exhaust barrel, external threads are arranged on the outer peripheral surface of the upper portion of the exhaust barrel, the exhaust mask is hemispherical, an annular connecting ring is fixed at the top of the inner cavity of the exhaust mask, internal threads are arranged on the wall of the inner cavity of the connecting ring and meshed and connected with the external threads, an exhaust port penetrating inside and outside is formed in the side wall of the upper portion of the exhaust barrel, an air groove matched with the exhaust port is formed in the connecting ring, and the bottom horizontal plane of the exhaust; the bottom of the exhaust mask is contracted towards the center to form an annular dust collecting ring, the inner ring of the dust collecting ring is upwards bent to form an anti-overflow edge, the diameter of the inner ring of the dust collecting ring is larger than the outer diameter of the exhaust barrel, and an exhaust area is formed between the anti-overflow edge and the surface of the exhaust barrel.
The guide assembly comprises a base, a transverse roller shaft, a transverse roller, a station roller shaft and a station roller, wherein the base is square and fixed on a deck of a ship body, two sides of one end of the base extend upwards to form lateral support plates, the tops of the two lateral support plates are bent oppositely to form a station roller limiting plate, a station roller bearing seat is fixed on the base right below the lateral support plates, the two station roller shafts are sleeved in bearings at the bottoms of the corresponding lateral support plates, the bottoms of the station roller shafts are sleeved in the station roller bearing seats, the station roller is sleeved on the station roller shaft, one side of the lower part of each lateral support plate extends to form a transverse support plate, the transverse roller shaft is movably arranged between the two transverse support plates, the transverse support plates on which the transverse roller is arranged are provided with shaft holes, the end part of the transverse roller shaft passes through the shaft holes and then is locked through a limiting nut, the transverse roller is sleeved on the transverse roller shaft between the two transverse, the middle part of the transverse roller is contracted to form an arc-shaped waist groove, and the end part of the transverse roller is contracted towards the center to form a step-shaped contact ring; the transverse support plate is positioned at the lower part of one side of the lateral support plate, the lower part of the other side of the lateral support plate extends to form a reinforcing rib, the reinforcing rib is fixedly connected with the edge of the top of the base, the surface of the reinforcing rib is in a concave arc shape, and the height of the reinforcing rib at one end of the lateral support plate is greater than that at the other end of the lateral support plate.
After adopting the above technical scheme, the screw propeller shaft seals and adjusts through the water-stop subassembly, makes sealed effect better, and life is longer, mixes the noise elimination subassembly and is used for handling engine room noise, the waste gas of diesel engine, waste water, discharges after handling, and the direction subassembly is used for adjusting the boats and ships position to realize the guide effect.
Drawings
Fig. 1 is a schematic view showing the overall structure of a water seal assembly.
Fig. 2 is a schematic view of the overall structure of the hybrid muffler assembly.
Fig. 3 is a schematic view of the overall structure of the air discharge assembly.
Figure 4 is a side view of the venting assembly.
Fig. 5 is a schematic view of the overall structure of the guide assembly.
Fig. 6 is a top view of the guide assembly.
Fig. 7 is a side view of the guide assembly.
Fig. 8 is an overall schematic view of a ship.
Detailed Description
The present invention will be further explained with reference to the drawings, and the preferred embodiment of the present invention is: referring to fig. 1 to 8, the cabin noise elimination, sealing and guiding system according to the embodiment includes a propeller installed at the bottom of the cabin, the propeller is driven to rotate by a diesel engine in the cabin, an exhaust barrel is installed at the top of the cabin, the propeller is installed at the bottom of the cabin through a water sealing assembly, a mixed noise elimination assembly is installed on a deck of a ship body, and the mixed noise elimination assembly is connected with the exhaust barrel and an exhaust pipe of the diesel engine; the tail part of a deck of the ship body is provided with a guide component; the water sealing assembly comprises a sleeve 2, a pushing flange 3, a propeller shaft bearing 4, a hemp packing 5 and an adjusting pressing sleeve 6, wherein the sleeve 2 is horizontally arranged at the lower part of a cabin, one end of the sleeve is positioned in the cabin, the other end of the sleeve is positioned outside the ship body, the propeller shaft 1 is sleeved in the sleeve 2, one end of the sleeve 2 extends out of the sleeve 2 and is connected with a propeller outside the ship body, the other end of the sleeve 2 extends out of the sleeve 2 and is connected with a diesel engine transmission shaft in the cabin, a stepped sealing step is arranged on the wall of an inner cavity of the sleeve 2 in the cabin, the pushing flange 3 and the propeller shaft bearing 4 are sleeved in the sealing step, the inner diameter of the pushing flange 3 is larger than the outer diameter of the propeller shaft 1, the pushing flange 3 is abutted between the inner end of the sealing step and; a water sealing sleeve 7 is sleeved on the paddle shaft 1 in the engine room, and the inner diameter of the water sealing sleeve 7 is larger than the outer diameter of the paddle shaft 1; one end of a water seal sleeve 7 is connected with the end part of a sleeve 2 in a cabin, the other end of the water seal sleeve 7 is connected with an adjusting press sleeve 6, a spacer ring 8 is arranged in the middle of the water seal sleeve 7, a water seal area is formed between the spacer ring 8 and a propeller shaft bearing 4, a water inlet joint and a water outlet joint 9 are connected on the water seal sleeve 7 of the water seal area, a packing area is formed between the spacer ring 8 and the adjusting press sleeve 6, an oil hemp packing 5 is sleeved in the packing area, the adjusting press sleeve 6 is sleeved on a propeller shaft 1, one end of the adjusting press sleeve is inserted in the packing area and is abutted against the outer end of the oil hemp packing 5, the other end of the adjusting press sleeve 6 is expanded to form a connecting ring, and the connecting ring; the mixed noise elimination assembly comprises a cylindrical main body 31, the bottom of the main body 31 is sealed, an access hole is formed by the top opening, an upper cover 32 is buckled on the access hole, an inner cavity of the main body 31 is separated by a vertical partition plate 33 to form an air inlet chamber and an air outlet chamber, a horizontal air inlet partition plate 36 is arranged at the lower part of the inner cavity of the air inlet chamber, a horizontal mixed partition plate 37 is arranged on one side of the upper part of the inner cavity of the air outlet chamber, the horizontal height of the mixed partition plate 37 is higher than that of the air inlet partition plate 36, an air inlet pipe 34 is connected onto the main body 31 below the air inlet partition plate 36, the outer end of the air inlet pipe 34 is connected with; a primary mixing port is formed in the vertical partition plate 33 below the air inlet partition plate 36 and is connected with an air inlet chamber below the mixing partition plate 37, a drain pipe 38 is connected to one side of the bottom of the main body 31 below the mixing partition plate 37, the drain pipe 38 is connected with a water outlet joint on the water sealing sleeve 7, a secondary mixing port is formed in the vertical partition plate 33 between the mixing partition plate 37 and the air inlet partition plate 36, an air outlet is formed in the upper portion of the vertical partition plate 33 above the mixing partition plate 37, a check valve 39 is installed in the air outlet, an exhaust pipe 35 is arranged on one side of the main body 31 above the mixing partition plate 37, the exhaust pipe 35 is opposite to the check valve; the exhaust assembly comprises an exhaust barrel 41 arranged on a deck, the exhaust barrel 41 is cylindrical and is vertically fixed on the deck, the bottom inlet of the exhaust barrel 41 is connected with an exhaust pipe 35, an axial flow fan 42 is arranged in the bottom inlet of the exhaust barrel 41, an exhaust mask 44 is arranged at the top of the exhaust barrel 41, external threads are arranged on the outer peripheral surface of the upper part of the exhaust barrel 41, the exhaust mask 44 is hemispherical, an annular connecting ring 45 is fixed at the top of an inner cavity of the exhaust mask 44, internal threads are arranged on the wall of the inner cavity of the connecting ring 45 and are meshed and connected with the external threads, an exhaust port 46 which penetrates through the inside and the outside is arranged on the side wall of the upper part of the exhaust barrel 41, an air groove matched with the exhaust port 46 is arranged on the connecting ring 45, and; the bottom of the air exhaust mask 44 is contracted towards the center to form an annular dust collecting ring 47, the inner ring of the dust collecting ring 47 is bent upwards to form an anti-overflow edge 48, the diameter of the inner ring of the dust collecting ring 47 is larger than the outer diameter of the air exhaust cylinder 41, and an air exhaust area is formed between the anti-overflow edge 48 and the surface of the air exhaust cylinder 41; the guide assembly comprises a base 51, a transverse roller shaft 52, a transverse roller 53, a station roller shaft 54 and a station roller 55, wherein the base 51 is square and fixed on a deck of a ship body, two sides of one end of the base extend upwards to form side support plates 56, the tops of the two side support plates 56 are bent oppositely to form station roller limiting plates 57, a station roller bearing seat 58 is fixed on the base 51 right below the side support plates 56, the top of each station roller shaft 54 is sleeved in a bearing at the bottom of the corresponding side support plate 56, the bottom of the station roller shaft 54 is sleeved in the station roller bearing seat 58, the station roller 55 is sleeved on the station roller shaft 54, one side of the lower part of the side support plate 56 extends to form a transverse support plate 59, the transverse roller shaft 52 is movably installed between the two transverse support plates 59, the transverse roller shaft 53 is installed on the transverse roller shaft 52, the transverse support plate 59 is provided with a shaft hole, the end part of the transverse roller shaft, the transverse roller 53 is sleeved on the transverse roller shaft 52 between the two transverse support plates 59, the middle part of the transverse roller 53 is contracted to form an arc-shaped waist groove 511, and the end part of the transverse roller 53 is contracted towards the center to form a step-shaped interference ring 510; the transverse support plate 59 is positioned at the lower part of one side of the side support plate 56, the lower part of the other side of the side support plate 56 extends to form a reinforcing rib, the reinforcing rib is fixedly connected with the edge of the top of the base 51, the surface of the reinforcing rib is in a concave arc shape, and the height of the reinforcing rib at one end of the side support plate 56 is greater than that at the other end.
The transverse roller shaft in the guide assembly is installed through a limiting nut, so that the diameter of the transverse roller can be changed according to the tonnage of a ship, the position of the ship is adjusted through the three-column guide anchor clamp, the guide effect is realized, the reinforcing rib and the transverse support plate are respectively positioned on two sides of the lateral support plate, the lateral support plate and the base are reinforced through the reinforcing rib, and the lateral support plate is prevented from being deformed due to the stress of the transverse roller; the water inlet joint injects water into the water sealing area, the water outlet joint extracts water from the water sealing area into the drain pipe, the water sealing area enables the propeller shaft and the water sealing sleeve to form water sealing, the use cost can be greatly reduced by adopting a water sealing and lubricating mode, meanwhile, the components are sleeved and combined and are connected through bolts, the replacement and the maintenance are very convenient, when the oil hemp packing is worn, the connecting bolt is adjusted, the adjusting pressing sleeve is enabled to travel towards the water sealing sleeve, the oil hemp packing is enabled to be always abutted between the water sealing sleeve and the propeller shaft to form sealing, noise generated by a cabin is sent into the air inlet pipe through a corresponding noise pipe, high-temperature waste gas generated by a diesel engine is sent into the air inlet pipe through a corresponding waste gas pipe, and the drain pipe pumps waste water in the water sealing area into an exhaust chamber (a noise elimination chamber) below the mixing partition plate; four silencing chambers are formed in a cylindrical main body of the silencing assembly by vertical partition plates, air inlet partition plates and mixing partition plates, the outer end of an air inlet pipe is obliquely upwards connected with a noise pipe and an exhaust pipe, a blow-off pipe is used for entering and discharging wastewater, the obliquely installed air inlet pipe is used for preventing wastewater from flowing back from the air inlet pipe, after the exhaust gas and noise enter the air inlet pipe, the exhaust gas and the noise are mixed by an air inlet chamber (silencing chamber) below the air inlet partition plate for primary cooling, then enter an exhaust chamber (silencing chamber) below the mixing partition plate through a primary mixing port to be contacted with the wastewater for secondary cooling and dust fall, meanwhile, part of the wastewater is evaporated to form steam water, the steam water enters the air inlet chamber (silencing chamber) above the air inlet partition plate through a secondary mixing port, finally passes through a check valve and the exhaust chamber (silencing chamber) above the mixing, reduce the noise more than 40 decibels, the effectual air water that has realized mixes, the cooling, the function of making an uproar falls, the noise elimination, waste gas after making an uproar falls by in exhausting to the exhaust cylinder from the blast pipe, exhaust mask is used for rain-proofly, also be used for keeping off the dirt simultaneously, waste gas in the cabin is taken out through axial fan, discharge back and exhaust mask inner chamber wall contact from the air exit, dust in the waste gas etc. is blockked by exhaust mask, and fall to the collection dirt ring on, the anti-overflow limit is used for preventing that the dust on the collection dirt ring from overflowing from the district of airing exhaust, waste gas after the dust fall is discharged from the district of airing exhaust, regularly turn on exhaust mask to gather dirt on the dirt ring.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a cabin noise elimination, sealed, guidance system, it is including the screw of installing in the cabin bottom, and the screw is driven rotatoryly by the diesel engine in the cabin, and the exhaust section of thick bamboo, its characterized in that are installed to the cabin top: the propeller is installed at the bottom of the engine room through a water seal assembly, a mixed silencing assembly is installed on a deck of the ship body, and the mixed silencing assembly is connected with the exhaust cylinder and the exhaust pipe of the diesel engine; the tail part of the deck of the ship body is provided with a guide component.
2. A cabin muffler, sealing and guiding system according to claim 1, wherein: the water sealing component comprises a sleeve (2), a pushing flange (3), a propeller shaft bearing (4), a hemp oil packing (5) and an adjusting pressing sleeve (6), the sleeve (2) is horizontally arranged at the lower part of the cabin, one end of the propeller shaft is positioned in the engine room, the other end is positioned outside the ship body, the propeller shaft (1) is sleeved in the sleeve (2), one end of the propeller shaft extends out of a sleeve (2) to be connected with a blade outside a ship body, the other end of the propeller shaft extends out of the sleeve (2) to be connected with a diesel engine transmission shaft in a cabin, the wall of the inner cavity of the sleeve (2) in the cabin is provided with a step-shaped sealing step, a pushing flange (3) and a propeller shaft bearing (4) are sleeved in the sealing step, the inner diameter of the pushing flange (3) is larger than the outer diameter of the propeller shaft (1), the pushing flange (3) is abutted between the inner end of the sealing step and the propeller shaft bearing (4), and the propeller shaft bearing (4) is sleeved on the propeller shaft (1) and sealed between the propeller shaft (1; a water sealing sleeve (7) is sleeved on the paddle shaft (1) in the engine room, and the inner diameter of the water sealing sleeve (7) is larger than the outer diameter of the paddle shaft (1); one end of a water sealing sleeve (7) is connected with the end of a sleeve (2) in a cabin, the other end of the water sealing sleeve (7) is connected with an adjusting pressing sleeve (6), a spacer ring (8) is arranged in the middle of the water sealing sleeve (7), a water sealing area is formed between the spacer ring (8) and a propeller shaft bearing (4), a water inlet connector and a water outlet connector (9) are connected on the water sealing sleeve (7) in the water sealing area, a packing area is formed between the spacer ring (8) and the adjusting pressing sleeve (6), an oil hemp packing (5) is sleeved in the packing area, the adjusting pressing sleeve (6) is sleeved on a propeller shaft (1), one end of the adjusting pressing sleeve is inserted in the packing area and is abutted against the outer end of the oil hemp packing (5), the other end of the adjusting pressing sleeve (6) is expanded to form a connecting ring, and the connecting ring is connected.
3. A cabin muffler, sealing and guiding system according to claim 1, wherein: the mixed noise elimination assembly comprises a cylindrical main body (31), the bottom of the main body (31) is sealed, a top opening forms an access hole, an upper cover (32) is buckled on the access hole, an inner cavity of the main body (31) is separated by a vertical partition plate (33) to form an air inlet chamber and an air outlet chamber, a horizontal air inlet partition plate (36) is arranged at the lower part of the inner cavity of the air inlet chamber, a horizontal mixed partition plate (37) is arranged on one side of the upper part of the inner cavity of the air outlet chamber, the horizontal height of the mixed partition plate (37) is higher than that of the air inlet partition plate (36), an air inlet pipe (34) is connected onto the main body (31) below the air inlet partition plate (36), the outer end of the air inlet pipe (34) inclines upwards to; be equipped with a mixing mouth on perpendicular baffle (33) of air inlet baffle (36) below, a mixing mouth is connected with the inlet chamber of mixing baffle (37) below, main part (31) bottom one side of mixing baffle (37) below is connected with blow off pipe (38), blow off pipe (38) are connected with the water connectors on water seal cover (7), be equipped with secondary mixing mouth on perpendicular baffle (33) between mixing baffle (37) and air inlet baffle (36), the gas vent has been opened on perpendicular baffle (33) upper portion of mixing baffle (37) top, install check valve (39) in the gas vent, main part (31) one side of mixing baffle (37) top is equipped with blast pipe (35), blast pipe (35) are just to check valve (39), blast pipe (35) are connected with the subassembly of airing exhaust.
4. A cabin muffler, sealing and guiding system according to claim 3, wherein: the exhaust assembly comprises an exhaust barrel (41) arranged on a deck, the exhaust barrel (41) is cylindrical and is vertically fixed on the deck, the bottom inlet of the exhaust barrel (41) is connected with an exhaust pipe (35), an axial flow fan (42) is arranged in the bottom inlet of the exhaust barrel (41), an exhaust mask (44) is arranged at the top of the exhaust barrel (41), external threads are arranged on the outer peripheral surface of the upper part of the exhaust barrel (41), the exhaust mask (44) is hemispherical, an annular connecting ring (45) is fixed at the top of an inner cavity of the exhaust mask (44), internal threads are arranged on the inner cavity wall of the connecting ring (45) and meshed with the external threads, an exhaust port (46) which penetrates through the inside and the outside is formed in the upper side wall of the exhaust barrel (41), an air groove matched with the exhaust port (46) is formed in the connecting ring (45), and the bottom horizontal plane of the exhaust mask (44) after installation is lower than the; the bottom of the air exhaust mask (44) is contracted towards the center to form an annular dust collection ring (47), the inner ring of the dust collection ring (47) is bent upwards to form an anti-overflow edge (48), the diameter of the inner ring of the dust collection ring (47) is larger than the outer diameter of the air exhaust barrel (41), and an air exhaust area is formed between the anti-overflow edge (48) and the surface of the air exhaust barrel (41).
5. A cabin muffler, sealing and guiding system according to claim 1, wherein: the guide assembly comprises a base (51), a transverse roller shaft (52), a transverse roller (53), a station roller shaft (54) and a station roller (55), wherein the base (51) is square and fixed on a deck of a ship body, two sides of one end of the base extend upwards to form lateral support plates (56), the tops of the two lateral support plates (56) are bent relatively to form station roller limiting plates (57), a station roller bearing seat (58) is fixed on the base (51) right below the lateral support plates (56), the two station roller shafts (54) are sleeved in bearings at the bottoms of the corresponding lateral support plates (56), the bottoms of the station roller shafts (54) are sleeved in the station roller bearing seats (58), the station roller (55) is sleeved on the station roller shaft (54), one side of the lower parts of the lateral support plates (56) extends to form transverse support plates (59), and the transverse roller shaft (52) is movably installed between the two transverse support plates (59), the transverse supporting plate (59) is provided with a shaft hole, the end part of the transverse roller shaft (52) penetrates through the shaft hole and then is locked by a limiting nut, the transverse roller (53) is sleeved on the transverse roller shaft (52) between the two transverse supporting plates (59), the middle part of the transverse roller (53) contracts to form an arc-shaped waist groove (511), and the end part of the transverse roller (53) contracts towards the center to form a step-shaped contact ring (510); the transverse support plate (59) is positioned at the lower part of one side of the lateral support plate (56), the lower part of the other side of the lateral support plate (56) extends to form a reinforcing rib, the reinforcing rib is fixedly connected with the edge of the top of the base (51), the surface of the reinforcing rib is in a concave arc shape, and the height of the reinforcing rib at one end of the lateral support plate (56) is greater than that at the other end of the lateral support plate.
CN201921789928.7U 2019-10-23 2019-10-23 Cabin noise elimination, sealing and guiding system Expired - Fee Related CN210852868U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921789928.7U CN210852868U (en) 2019-10-23 2019-10-23 Cabin noise elimination, sealing and guiding system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921789928.7U CN210852868U (en) 2019-10-23 2019-10-23 Cabin noise elimination, sealing and guiding system

Publications (1)

Publication Number Publication Date
CN210852868U true CN210852868U (en) 2020-06-26

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Application Number Title Priority Date Filing Date
CN201921789928.7U Expired - Fee Related CN210852868U (en) 2019-10-23 2019-10-23 Cabin noise elimination, sealing and guiding system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110723269A (en) * 2019-10-23 2020-01-24 湖南大洋机械制造有限公司 Cabin noise elimination, sealing and guiding system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110723269A (en) * 2019-10-23 2020-01-24 湖南大洋机械制造有限公司 Cabin noise elimination, sealing and guiding system
CN110723269B (en) * 2019-10-23 2024-09-20 湖南大洋机械制造有限公司 Cabin noise elimination, sealing and guiding system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200626

CF01 Termination of patent right due to non-payment of annual fee