阅读说明：本技术 一种船用诱导式布风器 (Marine induced air distributor ) 是由 张东阵 于 2021-07-20 设计创作，主要内容包括：本发明涉及海洋工程技术领域,且公开了一种船用诱导式布风器,包括电机,所述电机的顶端固定安装有风机,所述风机的顶端固定安装有输风管道,所述输风管道的内腔底部两侧分别活动安装有两个动力轮。本发明通过设置动力轮、锥齿轮组以及送风轮等结构,直接增加了一次风和二次风相混合的流动时长,有效促进二次风与一次风的混合效果,避免布风器所排出的空气气温不均匀,通过防护头内侧的凸起设计,可对喷射气流起到均流效果,有效避免高速气流会对喷嘴口造成强烈的气压碰撞,对喷嘴造成一定程度的压损,导致喷嘴发生永久性损坏,通过设置调节头,在均流分流的同时,还可以根据气流速度,相应调节通口大小,进而保证排出的气流量始终保持一致。(The invention relates to the technical field of ocean engineering and discloses an induced air distributor for a ship. According to the invention, through the arrangement of the power wheel, the bevel gear group, the wind delivery wheel and other structures, the flowing time of the mixed primary wind and secondary wind is directly increased, the mixing effect of the secondary wind and the primary wind is effectively promoted, the uneven temperature of air discharged by the wind distributor is avoided, the flow equalizing effect of the sprayed air flow can be realized through the convex design on the inner side of the protection head, the strong air pressure collision of high-speed air flow on a nozzle opening is effectively avoided, the permanent damage of the nozzle caused by the pressure loss of a certain degree on the nozzle is effectively avoided, and the size of the through opening can be correspondingly adjusted according to the air flow speed while the flow equalizing and distributing is realized through the arrangement of the adjusting head, so that the discharged air flow is always kept consistent.)

1. The utility model provides a marine induced air distributor, includes motor (1), its characterized in that: the wind power generation device is characterized in that a fan (2) is fixedly mounted at the top end of the motor (1), a wind conveying pipeline (3) is fixedly mounted at the top end of the fan (2), two power wheels (4) are respectively and movably mounted on two sides of the bottom of an inner cavity of the wind conveying pipeline (3), a first bevel gear (5) is fixedly sleeved at one end of each power wheel (4), a second bevel gear (6) is movably mounted at one side of each first bevel gear (5), a wind delivery wheel (7) is fixedly sleeved at one end of each second bevel gear (6), wind deflectors (8) positioned on two sides of the outer side of the wind conveying pipeline (3) are fixedly mounted outside the wind delivery wheel (7), air increasing ports (9) are formed in the tops of two sides of the wind conveying pipeline (3), a static pressure box (10) is fixedly mounted at the top end of the wind conveying pipeline (3), and an induction box shell (11) is fixedly mounted at the top end of the static pressure box (10), a primary air box (12) is fixedly arranged in the inner cavity of the induction box shell (11), an air inlet (13) is formed in the bottom of one side of the induction box shell (11), one side of the air inlet (13) is provided with a vent (14) positioned at the bottom of one side of the primary air box (12), a nozzle head (15) is fixedly arranged at the top end of the primary air box (12), a flow dividing head (16) is fixedly arranged in the middle of the nozzle head (15), an adjusting head (17) is movably mounted at the top end of the flow dividing head (16), adjusting air bags (18) are fixedly connected with the middle parts of the two sides of the adjusting head (17), an air bag ring (19) is fixedly arranged at the bottom end of the outer part of the adjusting head (17), an outer casing (20) positioned at the top of the nozzle head (15) is fixedly installed on the outer side of the air bag ring (19), and an air outlet (21) is formed in the top end of the induction box shell (11).

2. The marine induced air distributor of claim 1, wherein: the air deflector (8) is in an inverted L shape, the bottom end of the air deflector is provided with an opening, and the rest surfaces of the air deflector are sealed.

3. The marine induced air distributor of claim 1, wherein: the shape of the primary air box (12) is a combined shape of a trapezoid and a rectangle, and the bottom of one side of the primary air box (12) is positioned at the part which is positioned above the top end of the air inlet (13) and connected with the induction box shell (11) and is in a sealing state.

4. The marine induced air distributor of claim 1, wherein: the shape of reposition of redundant personnel head (16) is the cylinder, is equipped with the arc sand grip on its inner wall, and the sand grip is total ten, the aperture has been seted up at the clearance middle part between every adjacent sand grip of reposition of redundant personnel head (16), and the aperture runs through the outer wall of reposition of redundant personnel head (16).

5. The marine induced air distributor of claim 1, wherein: adjust head (17) and divide into two parts about, its two parts about through adjusting gasbag (18) swing joint, also be equipped with the arc sand grip on the inner wall of adjusting head (17), its sand grip shape is unanimous with the inside sand grip of reposition of redundant personnel head (16).

Technical Field

The invention relates to the technical field of ocean engineering, in particular to an induction type air distributor for a ship.

Background

The air conditioner mainly comprises a shell, a heat exchanger, a nozzle, a static pressure box, a primary air pipe and other structures, wherein the air after centralized treatment is sent into the static pressure box of the air conditioner room by a fan, and then is sprayed out from the nozzle at high speed, so that negative pressure is formed in the air distributor due to jet air flow, and then the indoor air is induced in, namely called secondary air, and the secondary air and the primary air are mixed to form air supply in the air conditioner room.

In the existing induced air distributor, the primary air is sent out through a nozzle, and the secondary air is sucked in through an air inlet communicated with an air outlet, because the primary air of the existing induced air distributor is sprayed out by the nozzle, the air speed is high, the primary air and the secondary air are required to be mixed while the primary air negatively sucks the secondary air, therefore, the existing induced air distributor has the defects that the secondary air and the primary air are poor in mixing effect and short in mixing time due to the fact that the primary air is high in speed, the air temperature of the air discharged by the air distributor is not uniform, the air temperature difference is large when the mixed air is sent out, in addition, because the existing nozzle is mostly provided with a conical opening, when the high-speed air is sprayed out from the nozzle, the air flow gradient changes greatly due to the fact that the instant space expands suddenly from the nozzle to the large space outside, the high-speed air flow can cause strong air pressure collision to the nozzle, and cause pressure loss to a certain degree to the nozzle, over time, permanent damage to the nozzle can result.

Disclosure of Invention

Aiming at the defects of the existing marine induced air distributor in the use process, the invention provides the marine induced air distributor which has the advantages of uniformly mixing primary air and secondary air, having small air temperature difference and effectively reducing the pressure loss of air flow and solves the technical problems in the background art.

The invention provides the following technical scheme: an induced air distributor for a ship comprises a motor, wherein a fan is fixedly installed at the top end of the motor, an air conveying pipeline is fixedly installed at the top end of the fan, two power wheels are movably installed on two sides of the bottom of an inner cavity of the air conveying pipeline respectively, a first bevel gear is fixedly sleeved at one end of each power wheel, a second bevel gear is movably installed on one side of the first bevel gear, a wind delivery wheel is fixedly sleeved at one end of the second bevel gear, wind deflectors located on two sides of the outer side of the air conveying pipeline are fixedly installed outside the wind delivery wheel, air inlets are formed in the tops of two sides of the air conveying pipeline, a static pressure box is fixedly installed at the top end of the air conveying pipeline, an induced box shell is fixedly installed at the top end of the static pressure box, a primary air box is fixedly installed in the inner cavity of the induced box shell, an air inlet is formed in the bottom of one side of the induced box, and a vent located at the bottom of one side of the primary air box is formed in one side of the air inlet, the top fixed mounting of primary air box has the nozzle head, the middle part fixed mounting of nozzle head has the reposition of redundant personnel head, the top movable mounting of reposition of redundant personnel head has the regulation head, the both sides middle part fixedly connected with of regulation head adjusts the gasbag, the outside bottom fixed mounting of regulation head has the gasbag ring, the outside fixed mounting of gasbag ring has the outer shell cover that is located the top of nozzle head, the air exit has been seted up on the top of induction box shell.

Preferably, the shape of aviation baffle is the style of calligraphy of falling L, and its bottom is equipped with the opening, and all other faces are sealed.

Preferably, the shape of the primary air box is a combined shape of a trapezoid and a rectangle, and the bottom of one side of the primary air box is in a sealing state at the part which is positioned above the top end of the air inlet and connected with the induction box shell.

Preferably, the shape of reposition of redundant personnel head is the cylinder, is equipped with the arc sand grip on its inner wall, and the sand grip is total ten, the aperture has been seted up at the clearance middle part between every adjacent sand grip of reposition of redundant personnel head, and the aperture runs through the outer wall of reposition of redundant personnel head.

Preferably, adjust the head and divide into two parts about, its two parts about through adjusting gasbag swing joint, also be equipped with the arc sand grip on the inner wall of adjusting the head, its sand grip shape is unanimous with the inside sand grip of reposition of redundant personnel head.

The invention has the following beneficial effects:

1. the invention uses the wind power of the air delivered by the fan to drive the power wheel to rotate by arranging the power wheel, and the power wheel is meshed to rotate by the bevel gear to drive the air supply wheel to rotate, so as to transmit the external air into the air transmission pipeline through the air increasing opening, thereby increasing the air quantity in the air transmission pipeline, increasing the air quantity, and increasing the air speed, wherein the air quantity formula Q is 60VA, and the air quantity of the secondary air induced by the primary air box is in direct proportion relation with the air speed of the primary air, namely, the air quantity of the secondary air induced by the primary air box is consistent with the air quantity of the secondary air induced by the existing induced air distributor, namely, the air quantity of the secondary air induced by the device of the invention is unchanged compared with the existing device, the external air enters the primary air box through the air inlet and is mixed with the primary air through the air vent due to the negative pressure adsorption effect of the primary air, and the device of the invention has different structure from the arrangement of the existing induced air distributor, the secondary air is sucked back by the primary air under negative pressure when the primary air is not sent out, the flowing time of the mixture of the primary air and the secondary air is directly prolonged, and under the condition that the device of the invention is consistent with the existing induced air quantity, the secondary air is induced to enter first by increasing the speed, so that the mixing effect of the secondary air and the primary air can be effectively promoted, the mixing time of the secondary air and the primary air is prolonged, the air temperature discharged by the air distributor is prevented from being uneven, and the air temperature difference is large when the mixed air is sent out.

2. The invention can play a flow equalizing effect on the sprayed air flow by the convex design of the inner side of the flow dividing head, and the air flow is cut and divided in parallel by the convex separation of the inner wall of the flow dividing head and the parallel extension of the convex, so that the outlet speed uniformity of the air flow is consistent, when the air flow flows out of the protective head, the flow velocity of the air flow is expanded uniformly, the change is reduced, the speed gradient difference is smaller, and further, the nozzle is effectively prevented from being permanently damaged due to strong air pressure collision of the high-speed air flow on the nozzle opening and pressure loss of the nozzle to a certain degree.

3. According to the invention, when high-speed airflow flows through the flow dividing head, if the flow rate is high, according to the principle that the Bernoulli flow rate is high and the pressure intensity is low, the external atmospheric pressure downwards extrudes the air bag ring to cause the air bag ring to extend inwards and deform, and the adjusting head is pushed to contract inwards, so that the cross section area of the airflow outlet is reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present invention;

FIG. 2 is a schematic top view of a nozzle tip and a manifold in accordance with the present invention;

FIG. 3 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention.

In the figure: 1. a motor; 2. a fan; 3. a wind delivery pipeline; 4. a power wheel; 5. a first bevel gear; 6. a second bevel gear; 7. a wind feeding wheel; 8. an air deflector; 9. an air increasing port; 10. a static pressure box; 11. an induction box shell; 12. a primary air box; 13. an air inlet; 14. a vent; 15. a nozzle head; 16. a flow dividing head; 17. an adjustment head; 18. adjusting the air bag; 19. a balloon ring; 20. an outer shell; 21. an air outlet.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an induced air distributor for a ship comprises a motor 1, a fan 2 is fixedly installed at the top end of the motor 1, an air delivery pipeline 3 is fixedly installed at the top end of the fan 2, two power wheels 4 are respectively and movably installed at two sides of the bottom of an inner cavity of the air delivery pipeline 3, the fan 2 is driven by the wind power of the fan 4, the problem of large dynamic noise caused by the measure of increasing the air volume by additionally installing the fan in the prior art is solved, one end of each of the two power wheels 4 is fixedly sleeved with a first bevel gear 5, one side of the first bevel gear 5 is movably installed with a second bevel gear 6, one end of the second bevel gear 6 is fixedly sleeved with an air supply wheel 7, air deflectors 8 positioned at two sides of the outer side of the air delivery pipeline 3 are fixedly installed outside the air supply wheel 7, air increasing ports 9 are arranged at the top parts of two sides of the air delivery pipeline 3, and a static pressure box 10 is fixedly installed at the top end of the air delivery pipeline 3, the top end of the static pressure box 10 is fixedly provided with an induction box shell 11, an inner cavity of the induction box shell 11 is fixedly provided with a primary air box 12, the primary air box is positioned at two sides of the front end of the fan 2 by arranging the power wheels 4, and when the motor 1 drives the fan 2 to process airWhen air is blown into the air conveying pipeline 3, the power wheel 4 is driven to rotate by utilizing air flow, the first bevel gear 5 and the second bevel gear 6 are meshed to rotate, the air supply wheel 7 is enabled to rotate, the air supply wheel 7 rotates, outside air is conveyed into the air conveying pipeline 3 through the air increasing port 9, the air quantity inside the air conveying pipeline 3 is increased, the air quantity can be known according to an air quantity formula Q which is 60VA, the air quantity Q is in direct proportion relation with the air flow speed V, the air quantity is increased, the air speed can be increased, and the air speed entering the air conveying pipeline 3 initially is assumed to be V₁And the air quantity is increased through the air increasing port 9, and the air speed is changed into V₂Then the wind velocity V is passed through the static pressure box 10 and into the primary wind box 12 again₂Suppose that the primary wind speed and V of the existing induced wind distributor₂Similarly, the wind speed of the secondary wind which can be induced by the existing primary wind speed is V₃According to the formula Q of the air quantity being 60VA and the direct proportion relationship between the induced air quantity of the secondary air and the air speed of the primary air, the air quantity of the secondary air induced by the primary air box 12 is consistent with the air quantity of the secondary air induced by the existing induced air distributor, namely the air quantity of the secondary air induced by the device of the invention is unchanged compared with the existing induced air distributor, the external air enters the primary air box 12 through the air inlet 13 and the air vent 14 to be mixed with the primary air due to the negative pressure adsorption effect of the primary air, and the device of the invention is different from the arrangement of the existing induced air distributor in structure, when the primary air is not sent out, the secondary air is sucked back by the negative pressure of the primary air, the flowing time length of the mixed primary air and secondary air is directly increased, and under the condition that the device of the invention is consistent with the existing induced air quantity, the secondary air is induced by raising the speed and leading the secondary air to enter, can effectively promote the mixed effect of overgrate air and air, prolong both mix time, avoid the air temperature that the air distributor discharged inhomogeneous, the difference in temperature of wind is great when the mixed air is seen off, air intake 13 has been seted up to one side bottom of induction case shell 11, vent 14 that is located one side bottom of primary air case 12 is seted up to one side of air intake 13, the top fixed mounting of primary air case 12 has nozzle head 15, the middle part fixed mounting of nozzle head 15 has flow divider 16, the top movable mounting of flow divider 16 has regulation head 17, the both sides middle part fixedly connected with of regulation head 17 adjusts gasbag 18, adjust the both sides middle part fixedly connected with of head 17 and adjust gasbag 18, adjust the head 17An air bag ring 19 is fixedly installed at the bottom end of the exterior, an outer casing 20 positioned at the top of the nozzle head 15 is fixedly installed at the outer side of the air bag ring 19, and an air outlet 21 is formed at the top end of the induction case shell 11.

Wherein, the shape of aviation baffle 8 is the style of calligraphy of falling L, and its bottom is equipped with the opening, and all other faces are sealed.

Wherein, the shape of the primary air box 12 is a combination of trapezoid and rectangle, the bottom rectangle part of the primary air box 12 ensures the wind speed of the primary air entering the primary air box 12 to be consistent with the existing device under the condition of keeping the wind quantity and the cross section unchanged, and further ensures the induced wind quantity of the secondary air to be consistent, while the top trapezoid part is used for accelerating the wind speed after the primary air and the secondary air are mixed to be kept at high speed, thereby avoiding the wind speed from dropping and being incapable of reaching the spraying condition, the part of one side bottom of the primary air box 12, which is positioned above the top end of the air inlet 13 and connected with the induced box shell 11, is in a sealing state, avoiding the secondary air from escaping upwards, and passes through the vent 14 in parallel and vertically, and is sucked into the primary air box 12, thereby ensuring the better secondary air mixing effect.

Wherein, the shape of the flow divider 16 is cylindrical, there are arc-shaped raised lines on its inner wall, and ten raised lines total, through setting up the flow divider 16, when the high-speed mixed air current is sprayed out from the opening of the nozzle head 15, compared with the existing air current spraying, because there is no transition section at the opening, the air current outlet achieves the state of four expansion of turbulent flow instantly, the sudden expansion change of the instantaneous air current velocity is huge, the velocity gradient is too large, the raised line design of the inner side of the flow divider 16 of the invention device, can play the flow equalizing effect to the sprayed air current, through the parallel extension of the bulge partition and bulge of the inner wall of the flow divider 16, the air current is cut and divided in parallel, can reach the uniformity of outlet velocity of the air current, when the air current flows through the flow divider 16, the sudden expansion of the air current velocity is comparatively even, the change is reduced, the velocity gradient difference is smaller, and then avoid the high-speed air current can cause the strong air pressure collision to the nozzle mouth effectively, when high-speed airflow flows through the flow dividing head 16, if the flow rate is high, according to the principle that the Bernoulli flow rate is high and the pressure intensity is low, the pressure intensity at the small hole is low, and the external atmosphere presses the air bag ring 19 downwards to cause the air bag ring 19 to extend and deform inwards so as to push the adjusting head 17 to shrink inwards, so that the cross-sectional area of the airflow outlet is reduced, according to the air volume formula Q being 60VA, when the flow rate is increased, the cross-sectional area which is reduced in equal proportion can be ensured to be constant, and further, when the high-speed airflow is sprayed out, the adjusting head 17 can correspondingly adjust the size of the through hole according to the airflow rate while flow equalization and flow division, so that the discharged airflow is ensured to be consistent all the time, the problem that the air quantity of the existing nozzle mechanism cannot be automatically adjusted and controlled is solved.

The adjusting head 17 is divided into a left part and a right part which are movably connected through an adjusting air bag 18, and the inner wall of the adjusting head 17 is also provided with an arc-shaped convex strip, and the shape of the convex strip is consistent with that of the convex strip in the shunting head 16.

The using method of the invention has the following working principle:

starting the motor 1, blowing the processed air into the air duct 3 through the fan 2, when the processed air is blown into the air duct 3, the airflow drives the power wheel 4 to rotate, the air supply wheel 7 rotates by the meshing rotation of the first bevel gear 5 and the second bevel gear 6, the external air is conveyed into the air duct 3 through the air increasing opening 9 by the rotation of the air supply wheel 7, at the moment, the air volume inside the air duct 3 is increased, the air speed is increased, the airflow flows into the primary air box 12 through the static pressure box 10, when the airflow with high speed flows through the vent 14, the indoor air outside the box shell 11 is induced to be sucked back due to negative pressure, namely secondary air, enters the inside of the primary air box 12 through the air inlet 13 and is mixed with the primary air inside the primary air box 12, the primary air and the secondary air are mixed and continuously flow forwards, the air flow enters the interior of the flow dividing head 16 and the adjusting head 17 through the nozzle head 15, achieves a flow equalizing effect at the position of the flow dividing head 16, keeps high speed, is rapidly sprayed out from the opening of the adjusting head 17, and finally enters the indoor space through the air outlet 21 to complete indoor air distribution, wherein the direction of the air flow is shown as an arrow in the attached drawing 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.