CN211196582U

CN211196582U - Cabin ventilation unit suitable for deck transport ship

Info

Publication number: CN211196582U
Application number: CN201922144206.2U
Authority: CN
Inventors: 何勇; 王荣; 吴小文
Original assignee: Nantong Nuoderui Sea Engineering Research Institute Co ltd
Current assignee: Nantong Nuoderui Sea Engineering Research Institute Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-07
Anticipated expiration: 2029-12-03

Abstract

The utility model provides an engine room ventilation device suitable for deck transport ship, relating to the technical field of ship engineering, comprising a louver arranged on a bulkhead, wherein an air conduit communicated with the engine room is covered on one side of the louver close to the inside of the engine room; a ventilation hood is arranged on one side of the louver close to the outside of the cabin in a covering mode and communicated with the louver, the ventilation hood comprises an upper wind cover and a lower wind cover which are horizontally arranged and vertical to the cabin wall, a middle wind cover which is obliquely arranged is arranged between one end of the upper wind cover far away from the cabin wall and one end of the lower wind cover close to the cabin wall, and one end, connected with the upper wind cover, of the middle wind cover is close to the cabin wall; the lower wind shield is positioned between the upper deck and the tail building deck. Compare with direct through shutter realization ventilation, the utility model discloses owing to establish the intercommunication draft hood at the shutter dustcoat, introduce the new trend entry between deck and the tail building deck, reduced the height of new trend entry to avoid because during a large amount of dusts that produce when the special goods of ship transportation get into the cabin, improved the air quality of carrying in the cabin.

Description

Cabin ventilation unit suitable for deck transport ship

Technical Field

The utility model relates to a marine engineering technical field especially relates to an cabin ventilation unit suitable for deck transport ship.

Background

The cabin ventilation system is used as a special mechanism for air circulation in the ship cabin and has the function of ensuring the air circulation in the ship cabin. At present, a known ship cabin ventilation device is characterized in that a ventilation pipe is arranged in a cabin, a fireproof air brake and a cabin fan are arranged in the cabin, the ventilation pipe directly extends to a remote-control closable louver through the ventilation pipe, the remote-control closable louver is arranged on a cabin wall of a deck, and the remote-control closable louver is communicated with the outside atmosphere. When the structure is arranged in a deck transport ship, as the goods transported by the deck transport ship mostly have the characteristic of large dust, a large amount of dust enters the ventilating duct through the remote-control closable louver, enters the cabin under the suction of the cabin fan, and causes the air in the cabin to be turbid and the air quality to be poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an cabin ventilation unit suitable for deck carrier, through set up the draft hood outside the shutter, and the air intake of draft hood is located between deck and the tail building deck, reduces air inlet's height to avoid during a large amount of dusts that the transportation goods produced get into the cabin, improved the air quality of carrying in the cabin.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a cabin ventilation device suitable for deck transport ships comprises a louver arranged on a cabin wall, wherein a ventilation pipeline communicated with a cabin is covered on one side of the louver close to the cabin; a ventilation hood is arranged on one side, close to the outside of the cabin, of the louver in a covering mode and communicated with the outside of the cabin, the ventilation hood comprises an upper fan cover and a lower fan cover which are horizontally arranged and perpendicular to the cabin wall, an obliquely arranged middle fan cover is arranged between one end, far away from the cabin wall, of the upper fan cover and one end, close to the cabin wall, of the lower fan cover, and one end, connected with the upper fan cover, of the middle fan cover is close to the cabin wall; the lower wind shield is positioned between the upper deck and the tail building deck.

Through adopting above-mentioned technical scheme, compare with directly realizing ventilating through the shutter, owing to establish the intercommunication draft hood at the shutter dustcoat, introduce the new trend entry between deck and the tail building deck, reduced the height of new trend entry to avoid because during a large amount of dusts that produce get into the cabin when the special goods of ship transportation, improved the air quality of carrying in the cabin. Set up the draft hood into fan housing, middle fan housing, down the fan housing, and middle fan housing slope sets up, the circulation and the transport of the air of being more convenient for like this, its simple structure, the effect is obvious.

Furthermore, two ends of the middle fan cover are provided with connecting plates perpendicular to the length direction of the middle fan cover, a screw shaft which is arranged along the length direction of the middle fan cover and is positioned on the axis of the middle fan cover is arranged in the middle fan cover, two ends of the screw shaft are respectively positioned and rotatably installed on the corresponding connecting plates, and the outer wall of the screw shaft is wound with screw blades; one end of the spiral shaft close to the lower fan cover extends out of the lower fan cover along the length direction of the spiral shaft, and is clamped with a motor fixed on the lower fan cover.

Through adopting above-mentioned technical scheme, the motor drive screw axis rotates, drives helical blade and rotates, produces and revolves to ascending air current, realizes the spiral air supply, makes the air carry the cabin from the draft hood more easily, and its simple structure, the effect is obvious.

Furthermore, a filter screen close to the air inlet of the lower air hood is arranged in the lower air hood, and the filter screen is installed in the lower air hood in a sliding mode along the length direction of the lower air hood.

Through adopting above-mentioned technical scheme, the air intake department at the suction hood sets up the filter screen, and the filter screen can filter the impurity that carries in the air, avoids in the middle fan housing of impurity entering, and then reaches impurity when avoiding helical blade to rotate, avoids impurity to be carried in the cabin on the one hand, guarantees the cleanness of air, and another convenience is avoided damaging helical blade, guarantees helical blade's result of use and life. The filter screen is arranged in the lower fan cover in a sliding mode, so that the filter screen is convenient to clean and replace, and the using effect of the filter screen is guaranteed.

Furthermore, the upper end face and the lower end face of the filter screen are respectively provided with a sliding block, and the inner wall of the lower fan cover is provided with a sliding way matched with the sliding block.

Through adopting above-mentioned technical scheme, under the mating reaction of slider and slide, realize with filter screen slidable mounting under in the fan housing, and guarantee the gliding stability of filter screen and install the stability in the fan housing under, guarantee the result of use of filter screen.

Furthermore, a pull rod is hooked on one side, away from the middle fan housing, of the filter screen, the pull rod is located in the lower fan housing, and one end, away from the filter screen, of the pull rod is close to an air inlet of the lower fan housing.

Through adopting above-mentioned technical scheme, conveniently pass through pull rod pulling filter screen, realize that the drive filter screen slides in fan housing down, make things convenient for installation, clearance and the change of filter screen, its simple structure, convenient operation and effect are obvious.

Furthermore, a dehumidifier is installed in the lower fan housing and is located between the filter screen and the middle fan housing.

By adopting the technical scheme, because the environment when the ship runs is relatively humid, the water mist in the ambient air is relatively heavy, the dehumidifier arranged between the filter screen and the middle fan housing can dehumidify the filtered air, so that the air entering the cabin is prevented from being too humid, the screw shaft and the screw blades in the middle fan housing are prevented from being easily rusted in the humid environment, and the using effect and the service life of the screw shaft and the screw blades are ensured.

Further, the up end of fan housing is equipped with the position of letting that runs through down mouthful, let in the position mouth vertical slidable mounting have with the air intake complex baffle of fan housing down, the both sides lateral wall of baffle and the inner wall butt of fan housing down.

Through adopting above-mentioned technical scheme, at the air intake department slidable mounting baffle of fan housing down, the size of air intake is adjusted to the position that can adjust the baffle, and then adjusts the flow that gets into the air in the cabin, makes it satisfy actual demand, its simple structure, and the effect is obvious.

Furthermore, a plurality of first fixing holes which are arranged in an array mode along the vertical direction are symmetrically formed in the side walls of the two sides of the baffle, and the axes of the first fixing holes are arranged along the direction perpendicular to the sliding direction of the baffle; and second fixing holes matched with the first fixing holes are formed in the positions, close to the top, of the side walls of the two sides of the lower fan cover, and plugs penetrate through the first fixing holes and the second fixing holes.

Through adopting above-mentioned technical scheme, when adjusting the air intake size, the position of adjustment baffle in letting the position mouth makes one of them first fixed orifices and second fixed orifices correspond to plug in the plunger to the first fixed orifices and the second fixed orifices that correspond, can realize the fixed of baffle position, guarantee the stability of baffle, its simple structure, the effect is obvious.

To sum up, the utility model discloses following beneficial effect has:

1. the communicated ventilation hood is covered on one side, far away from the cabin wall, of the louver, and the air inlet of the ventilation hood is located between the upper deck and the tail building deck, so that the height of the fresh air inlet is reduced, a large amount of dust generated when special goods are transported by a ship is prevented from entering the cabin, and the quality of air conveyed into the cabin is improved;

2. the spiral shaft is rotatably arranged in the middle fan cover of the ventilation hood and is externally wound with the spiral blade, the spiral shaft rotates to drive the spiral blade to rotate, upward airflow in a rotating direction is generated, spiral air supply is realized, and air is easier to convey from the ventilation hood to the engine room.

Drawings

FIG. 1 is a schematic view of the overall structure of a cabin ventilation device suitable for use with a deck carrier;

FIG. 2 is a cross-sectional view of a cabin ventilation device suitable for use with a deck carrier;

FIG. 3 is a cross-sectional view of a lower cowl for a cabin ventilation device of a deck carrier;

fig. 4 is a partial schematic view of a cabin ventilation device suitable for use with deck carriers.

In the figure, 1, bulkhead; 11. an upper deck; 12. a tail building deck; 2. a blind window; 21. a ventilation duct; 3. a ventilation hood; 31. an upper fan cover; 32. a lower fan cover; 321. a let position port; 322. a second fixing hole; 323. a slideway; 33. a middle fan cover; 331. a connecting plate; 34. an air inlet; 4. a screw shaft; 41. a helical blade; 42. a motor; 5. a filter screen; 51. a slider; 52. a pull rod; 6. a dehumidifier; 7. a baffle plate; 71. a first fixing hole; 72. and (6) plugging the column.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

A cabin ventilation device suitable for a deck transport ship comprises a louver 2 arranged on a cabin wall 1, wherein a ventilation pipeline 21 communicated with a cabin is covered on one side of the louver 2 close to the inside of the cabin, a ventilation hood 3 is covered on one side close to the outside of the cabin, and an air inlet 34 of the ventilation hood 3 is positioned between an upper deck 11 and a tail building deck 12. Air enters the cabin from the air inlet 34 of the ventilation hood 3 through the ventilation hood 3, the shutter 2 and the ventilation pipeline 21, wherein the height of the fresh air inlet is reduced, so that a large amount of dust generated when special goods are transported by a ship enters the cabin, and the quality of the air conveyed into the cabin is improved. The structure of the louver 2, the ventilation duct 21, and the fireproof air gate, the cabin fan and the ventilation bar (the fireproof air gate, the cabin fan and the ventilation bar are not shown in the figure) in the ventilation duct 21 are the same as those in the prior art, and are not described in detail.

As shown in fig. 1 and 2, the ventilation hood 3 includes an upper hood 31 and a lower hood 32 which are horizontally arranged and perpendicular to the bulkhead 1, one end of the upper hood 31 is welded on the bulkhead 1 and covers the louver 2, an obliquely arranged middle hood 33 is arranged between one end of the upper hood 31 far away from the bulkhead 1 and one end of the lower hood 32 close to the bulkhead 1, and one end of the middle hood 33 connected with the upper hood 31 is close to the bulkhead 1. The lower wind cover 32 is located between the upper deck 11 and the tail deck 12, and an end of the lower wind cover, which is far away from the middle wind cover 33, is an air inlet 34. In this embodiment, the angle of inclination of the intermediate hood 33 is 45 °, which facilitates the air circulation. The upper cowl 31, the lower cowl 32, and the intermediate cowl 33 have only a square cross section and are welded by steel plates.

In order to further increase the air flow, as shown in fig. 2, a screw shaft 4 is rotatably mounted in the intermediate wind shield 33 along the longitudinal direction thereof and on the central axis thereof, and a screw blade 41 is wound around the outer wall of the screw shaft 4. The two ends of the middle wind cover 33 are respectively provided with a connecting plate 331 perpendicular to the screw shaft 4, and the width of the connecting plate 331 cannot completely shield the circulation of air; two ends of the screw shaft 4 are respectively positioned and rotatably mounted on the corresponding connecting plates 331. One end of the screw shaft 4 close to the lower wind shield 32 extends along the length direction thereof, extends out of the lower wind shield 32, and is fastened with a motor 42 fixed on the lower wind shield 32. When the motor 42 drives the screw shaft 4 to drive the screw blade 41 to rotate, a spiral air flow can be generated, so that spiral air supply is realized, and the air flow is accelerated.

In order to prevent impurities carried in the air from entering the cabin, as shown in fig. 2 and 3, a filter screen 5 close to an air inlet 34 of the lower wind shield 32 is arranged in the lower wind shield 32, slide blocks 51 are respectively arranged on the upper end surface and the lower end surface of the filter screen 5, a slide way 323 matched with the slide blocks 51 is arranged on the inner wall of the lower wind shield 32, and the slide way 323 is arranged along the length direction of the lower wind shield 32. The slide block 51 is slidably mounted in the slide 323 to slidably mount the filter screen 5 in the lower wind cover 32. The filter screen 5 filters the impurity that gets into in the draft hood 3, avoids impurity to get into the cabin on the one hand and influences the cleanness of air, and on the other hand avoids impurity in rotatory helical blade 41 collision, influences helical blade 41's result of use and life. As shown in fig. 3, a pull rod 52 is hooked on a side of the filter screen 5 away from the intermediate air hood 33, and the pull rod 52 is located in the lower air hood 32, and an end of the pull rod 52 away from the filter screen 5 is close to the air inlet 34 of the lower air hood 32. This facilitates the installation of the filter screen 5 by means of the pull rod 52 and its removal for cleaning or replacement.

In addition, as shown in fig. 2, a dehumidifier 6 located between the filter screen 5 and the middle fan housing 33 is further installed in the lower fan housing 32, and the dehumidifier 6 removes water mist from the air entering the ventilation hood 3, so that the air in the cabin is prevented from being too humid, and the rust of the helical blades 41 is also prevented to a certain extent. The dehumidifier 6 can be directly used in one of the prior art and can meet the use requirement.

In order to adjust the flow rate of the air in the ventilation hood 3, as shown in fig. 3 and 4, a baffle 7 is vertically slidably mounted at the air inlet 34 of the lower air hood 32 to adjust the size of the air inlet 34. The upper end surface of the lower wind cover 32 is provided with a through yielding hole 321, a baffle 7 matched with the wind inlet 34 is vertically and slidably mounted in the yielding hole 321, and the side walls of two sides of the baffle 7 are abutted to the inner wall of the lower wind cover 32. A plurality of first fixing holes 71 which are arranged in an array along the vertical direction are symmetrically arranged on the side walls of the two sides of the baffle 7, and the axes of the first fixing holes 71 are arranged along the sliding direction which is perpendicular to the baffle 7; the side walls of the two sides of the lower wind cover 32 near the top are provided with second fixing holes 322 matched with the first fixing holes 71, and plugs 72 penetrate through the first fixing holes 71 and the second fixing holes 322. The position of the baffle 7 in the abdicating hole 321 is adjusted to enable one of the first fixing holes 71 and the second fixing holes 322 to correspond, and the plug 72 is plugged into the corresponding first fixing hole 71 and the second fixing hole 322, so that the position of the baffle 7 can be fixed, and the size of the air inlet 34 can be adjusted.

The utility model discloses a theory of operation and application method:

the size of the air inlet 34 is adjusted as required, the position of the baffle 7 in the abdicating opening 321 is adjusted to enable one of the first fixing holes 71 and the second fixing holes 322 to correspond, the plug 72 is plugged into the corresponding first fixing hole 71 and the second fixing hole 322, and the position of the baffle 7 is fixed. The dehumidifier 6 and the motor 42 are started, the spiral shaft 4 drives the spiral blades 41 to rotate, air enters the ventilation hood 3 from the air inlet 34, is filtered by the filter screen 5, is subjected to water mist removal by the dehumidifier 6 and is conveyed by the spiral blades 41, and is conveyed into the cabin through the shutter 2 and the ventilation pipeline 21. Because the vent is positioned between the upper deck 11 and the tail building deck 12, the height of a fresh air inlet is reduced, thereby preventing a large amount of dust generated when special goods are transported by ships from entering the engine room, and improving the quality of air conveyed into the engine room.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A cabin ventilation device suitable for deck transport ships comprises a shutter (2) arranged on a cabin wall (1), wherein a ventilation pipeline (21) communicated with a cabin is covered on one side of the shutter (2) close to the cabin; the method is characterized in that: a ventilation hood (3) is arranged on one side, close to the outside of the cabin, of the louver (2) in a covering mode and communicated with the ventilation hood (3), the ventilation hood (3) comprises an upper wind hood (31) and a lower wind hood (32) which are horizontally arranged and perpendicular to the cabin wall (1), a middle wind hood (33) which is obliquely arranged is arranged between one end, far away from the cabin wall (1), of the upper wind hood (31) and one end, close to the cabin wall (1), of the lower wind hood (32), and one end, connected with the upper wind hood (31), of the middle wind hood (33) is close to the cabin wall (; the lower wind cover (32) is positioned between the upper deck (11) and the tail building deck (12).

2. Cabin ventilation device suitable for use on a deck carrier according to claim 1, characterized in that: connecting plates (331) perpendicular to the length direction of the middle fan cover (33) are arranged at two ends of the middle fan cover (33), a screw shaft (4) arranged along the length direction of the middle fan cover and located on the axis of the middle fan cover is arranged in the middle fan cover (33), two ends of the screw shaft (4) are respectively positioned and rotatably installed on the corresponding connecting plates (331), and a screw blade (41) is wound on the outer wall of the screw shaft (4); one end of the screw shaft (4) close to the lower fan cover (32) extends out of the lower fan cover (32) along the length direction of the screw shaft, and is clamped with a motor (42) fixed on the lower fan cover (32).

3. Cabin ventilation device suitable for use on a deck carrier according to claim 2, characterized in that: be equipped with filter screen (5) that is close to its air intake (34) in fan housing (32) down, filter screen (5) are along fan housing (32) length direction slidable mounting under in fan housing (32).

4. Cabin ventilation device suitable for use on a deck carrier according to claim 3, characterized in that: the upper end face and the lower end face of the filter screen (5) are respectively provided with a sliding block (51), and the inner wall of the lower fan cover (32) is provided with a sliding way (323) matched with the sliding block (51).

5. Cabin ventilation device suitable for use on a deck carrier according to claim 3 or 4, characterized in that: one side that middle fan housing (33) was kept away from in filter screen (5) is colluded even has pull rod (52), pull rod (52) are located fan housing (32) down, and its one end of keeping away from filter screen (5) is close to air intake (34) of fan housing (32) down.

6. Cabin ventilation device suitable for use on a deck carrier according to claim 2 or 3, characterized in that: a dehumidifier (6) is installed in the lower fan housing (32), and the dehumidifier (6) is located between the filter screen (5) and the middle fan housing (33).

7. Cabin ventilation device suitable for use on deck carriers according to claim 1, 2 or 3, characterized in that: the upper end face of fan housing (32) is equipped with the position mouth (321) of letting that runs through down, let in the position mouth (321) vertical slidable mounting have with air intake (34) complex baffle (7) of fan housing (32) down, the both sides lateral wall of baffle (7) and the inner wall butt of fan housing (32) down.

8. Cabin ventilation device suitable for use on a deck carrier according to claim 7, characterized in that: a plurality of first fixing holes (71) which are arranged in an array mode in the vertical direction are symmetrically formed in the side walls of the two sides of the baffle (7), and the axes of the first fixing holes (71) are arranged in the direction perpendicular to the sliding direction of the baffle (7); the lateral wall of both sides of fan housing (32) all is equipped with second fixed orifices (322) with first fixed orifices (71) complex down near top, wear to be equipped with in first fixed orifices (71) and the second fixed orifices (322) and fill in post (72).