阅读说明：本技术 空冷单元导流装置 (Air cooling unit guiding device ) 是由 林显超 洪大智 邱桂芝 赵计平 汤金明 万逵芳 曳前进 宋寅 王伟 李兴旺 王然 于 2021-05-28 设计创作，主要内容包括：本发明涉及空冷附属装置的技术领域,特别是涉及空冷单元导流装置,其结构简单,可对各导流板的角度进行同步调节,并且在空冷单元的的四个方向上均安装导流装置,提高导流效果；包括：A型框架,其外侧的两个侧壁上均安装散热翅片管束,A型框架顶部安装蒸汽管,A型框架内侧设置有四组导流机构；四组导流机构分别朝向A型框架的前后左右侧,以对空冷单元四周均进行导流；导流机构包括若干个导流板,导流板上开设若干通孔,并且导流板呈圆弧形,还包括与A型框架连接的连接板,每块导流板均通过两个支撑轴转动安装在连接板上。(The invention relates to the technical field of air cooling auxiliary devices, in particular to a flow guide device of an air cooling unit, which has a simple structure, can synchronously adjust the angle of each flow guide plate, and is provided with flow guide devices in four directions of the air cooling unit, thereby improving the flow guide effect; the method comprises the following steps: the heat dissipation device comprises an A-shaped frame, a heat dissipation fin tube bundle, a steam pipe and four groups of flow guide mechanisms, wherein the two side walls of the outer side of the A-shaped frame are respectively provided with the heat dissipation fin tube bundle; the four groups of flow guide mechanisms face the front side, the rear side, the left side and the right side of the A-shaped frame respectively so as to guide the flow around the air cooling unit; the flow guide mechanism comprises a plurality of flow guide plates, a plurality of through holes are formed in the flow guide plates, the flow guide plates are arc-shaped, the flow guide mechanism further comprises a connecting plate connected with the A-shaped frame, and each flow guide plate is rotatably installed on the connecting plate through two supporting shafts.)

1. Air cooling unit guiding device, its characterized in that includes:

the heat dissipation device comprises an A-shaped frame (1), two side walls on the outer side of the A-shaped frame are respectively provided with a heat dissipation fin tube bundle, the top of the A-shaped frame (1) is provided with a steam pipe, and the inner side of the A-shaped frame (1) is provided with four groups of flow guide mechanisms (2);

the four groups of flow guide mechanisms (2) respectively face the front side, the rear side, the left side and the right side of the A-shaped frame (1) so as to guide the flow around the air cooling unit;

the flow guide mechanism (2) comprises a plurality of flow guide plates (201), a plurality of through holes (202) are formed in the flow guide plates (201), the flow guide plates (201) are arc-shaped, the flow guide mechanism further comprises a connecting plate (203) connected with the A-shaped frame (1), and each flow guide plate (201) is rotatably installed on the connecting plate (203) through two supporting shafts (204).

2. The air cooling unit deflector of claim 1, wherein the a-frame (1) further comprises an adjusting mechanism (3) for adjusting the angle of the deflector (201);

the adjusting mechanism (3) comprises a support (301) connected with a connecting plate (203), a driving mechanism (4) is arranged on the support (301), the output end of the driving mechanism (4) is fixedly connected with a reciprocating plate (302) with the height changing in a reciprocating manner, and the front side, the rear side, the left side and the right side of the reciprocating plate (302) are respectively and rotatably connected with at least two driving rods (303);

the bottom end of the guide plate (201) is fixedly connected with a rotating rod (305) with a first strip hole (304), the other end of the driving rod (303) is rotatably connected with a driving plate (306), two sides of the driving plate (306) are in sliding connection with a connecting plate (203) through sliders (307), the driving plate (306) is provided with a door-shaped driving frame (308) which is the same as the rotating rod (305) in quantity, and the driving frame (308) penetrates through the first strip hole (304).

3. The air cooling unit flow guiding device according to claim 2, wherein the driving mechanism (4) comprises a limiting rod (401) connected with the bracket (301) and provided with a through hole (202), a reciprocating rod (402) is slidably mounted at the through hole (202), one end of the reciprocating rod (402) is connected with the reciprocating plate (302), and the other end of the reciprocating rod is fixedly mounted with a driving shaft (403);

the driving mechanism (4) further comprises a platform (404) fixed on the support (301), a motor (405) is mounted on the platform (404), a driving disc (406) is mounted at the output end of the motor (405), a driving shaft (407) is fixedly mounted in the edge area of the driving disc (406), an inclined rod (408) is rotatably mounted on the driving shaft (407), a sliding rod (409) is rotatably mounted at the other end of the inclined rod (408), a first lantern ring (410) and a second lantern ring (411) are fixedly connected to the platform (404), the sliding rod (409) is in sliding fit with the first lantern ring (410), a guide ring (413) with an inclined second long hole (412) is fixedly connected to the sliding rod (409), and a stabilizing rod (414) in sliding fit with the second lantern ring (411) is fixedly connected to the other end of the guide ring (413);

the driving shaft (403) extends into the second elongated hole (412).

4. The air cooling unit deflector of claim 3, wherein the connecting plate (203), the platform (404) and the bracket (301) are hollow.

5. The air cooling unit deflector of claim 4, wherein the end of the drive shaft (403) extending into the second elongated hole (412) is provided with a guide bearing (415) contacting the inner wall of the second elongated hole (412).

6. The air cooling unit deflector of claim 5, wherein the support shaft (204) is welded to the deflector (201).

7. The air cooling unit deflector of claim 6, wherein the slide bar (409) and the stabilizer bar (414) are square in end surface shape.

8. The air cooling unit deflector of claim 7, wherein the deflector (201) is made of stainless steel.

Technical Field

The invention relates to the technical field of air cooling auxiliary devices, in particular to a flow guide device of an air cooling unit.

Background

In order to meet the requirement of rapid increase of electric power and solve the contradiction of rich coal and water shortage, the thermal generator set mainly adopts a direct air cooling technology. The direct air cooling system adopting the technology comprises a plurality of air cooling units, and the air cooling units are of an A-shaped frame structure. Research shows that the outlet flow field of the air cooling axial flow fan is extremely uneven, and besides the axial flow velocity, the radial flow velocity and the circumferential flow velocity also exist. For the axial flow velocity with the highest velocity, the distribution along the radial direction of the axial flow fan is also uneven. The air flow field of the windward side of the finned tube bundle is extremely uneven, so that the air temperature field is uneven, the air-cooled finned tube bundle cannot fully play a role, and the outlet resistance of the axial flow fan is increased, so that the power consumption is increased.

In the triangular space of the A-shaped frame structure of the air cooling unit, the reorganization of a cooling air flow field can be realized by arranging an air guide device with a certain structural shape, so that the problem that the outlet speed of an axial flow fan is irregular is solved, and the air cooling unit guide device in the prior art has the following defects: the first flow guide device is mostly arranged in two directions, so that the flow guide effect has a large lifting space; secondly, most of the devices can swing to adjust the diversion effect to the optimal state, but most of the devices are manually adjusted, so that certain inconvenience is caused; in summary, a flow guiding device for an air cooling unit is provided.

Disclosure of Invention

In order to solve the technical problems, the invention provides a flow guide device of an air cooling unit, which has a simple structure, can synchronously adjust the angle of each flow guide plate, and is provided with flow guide devices in four directions of the air cooling unit, so that the flow guide effect is improved.

The air cooling unit flow guide device of the invention comprises:

the heat dissipation device comprises an A-shaped frame, a heat dissipation fin tube bundle, a steam pipe and four groups of flow guide mechanisms, wherein the two side walls of the outer side of the A-shaped frame are respectively provided with the heat dissipation fin tube bundle;

the four groups of flow guide mechanisms face the front side, the rear side, the left side and the right side of the A-shaped frame respectively so as to guide the flow around the air cooling unit;

the flow guide mechanism comprises a plurality of flow guide plates, a plurality of through holes are formed in the flow guide plates, the flow guide plates are arc-shaped, the flow guide mechanism further comprises a connecting plate connected with the A-shaped frame, and each flow guide plate is rotatably installed on the connecting plate through two supporting shafts.

Furthermore, an adjusting mechanism for adjusting the angle of the guide plate is also arranged in the A-shaped frame;

the adjusting mechanism comprises a support connected with the connecting plate, a driving mechanism is arranged on the support, the output end of the driving mechanism is fixedly connected with a reciprocating plate with the height changing in a reciprocating manner, and the front side, the rear side, the left side and the right side of the reciprocating plate are respectively and rotatably connected with at least two driving rods;

the bottom fixed connection of guide plate has the dwang in first rectangular hole, and the actuating lever other end rotates and is connected with the drive plate, and the both sides of drive plate all keep sliding connection through slider and connecting plate, are provided with the same drive frame that is the door type with dwang quantity on the drive plate, and the drive frame passes first rectangular hole.

Furthermore, the driving mechanism comprises a limiting rod which is connected with the bracket and is provided with a through hole, a reciprocating rod is slidably arranged in the through hole, one end of the reciprocating rod is connected with the reciprocating plate, and the other end of the reciprocating rod is fixedly provided with a driving shaft;

the driving mechanism further comprises a platform fixed on the support, a motor is mounted on the platform, a driving disc is mounted at the output end of the motor, a driving shaft is fixedly mounted in the edge area of the driving disc, an inclined rod is rotatably mounted on the driving shaft, a sliding rod is rotatably mounted at the other end of the inclined rod, a first sleeve ring and a second sleeve ring are fixedly connected to the platform, the sliding rod is in sliding fit with the first sleeve ring, a guide ring with an inclined second long hole is fixedly connected to the sliding rod, and a stabilizing rod in sliding fit with the second sleeve ring is fixedly connected to the other end of the guide ring;

the driving shaft extends into the second elongated hole.

Furthermore, the connecting plate, the platform and the bracket are all hollow.

Furthermore, one end of the driving shaft extending into the second elongated hole is provided with a guide bearing in contact with the inner wall of the second elongated hole.

Further, the support shaft is welded with the deflector.

Further, the end faces of the sliding rod and the stabilizing rod are square.

Further, the guide plate is made of stainless steel.

Compared with the prior art, the invention has the beneficial effects that: the axial flow fan is arranged right below the device, air at the output end of the axial flow device is blown out and then moves to the flow guide mechanism, the flow guide mechanism is arranged in the four directions of the air cooling unit, and when the device is used, the cooling air flow of the air cooling unit is improved; when all adding water conservancy diversion mechanism all around, the cooling air flow volume of air cooling unit under the multiplicable different environment wind directions, the wind speed condition, reduce air outlet temperature, improve the heat transfer effect of air cooling unit, air water conservancy diversion mechanism's setting, can effectively weaken the adverse effect of environment crosswind, safe high-efficient operation for the air cooling island provides a new technical approach, and this device is when actually using, can adjust the angle of all guide plates simultaneously, with the contained angle between regulation guide plate and the horizontal plane, in order to adjust the water conservancy diversion effect to the optimum, and the guide plate shape is arc, make the air flow further increase, the water conservancy diversion effect is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right front side top perspective view of the present invention;

FIG. 3 is a view of the hidden A-frame of FIG. 2;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a top view of the hidden A-frame of the present invention;

FIG. 6 is a cross-sectional perspective view of the portion C-C of FIG. 5;

FIG. 7 is an enlarged view of the drive mechanism of FIG. 6;

FIG. 8 is a perspective view of the adjustment mechanism and drive mechanism;

FIG. 9 is a cross-sectional view of section C-C of FIG. 5;

FIG. 10 is an enlarged view of a portion A of FIG. 9;

in the drawings, the reference numbers: 1. an A-type frame; 2. a flow guide mechanism; 201. a baffle; 202. a through hole; 203. a connecting plate; 204. a support shaft; 3. an adjustment mechanism; 301. a support; 4. a drive mechanism; 302. a reciprocating plate; 303. a drive rod; 304. a first elongated hole; 305. rotating the rod; 306. a drive plate; 307. a slider; 308. a driving frame; 401. a limiting rod; 402. a reciprocating lever; 403. a drive shaft; 404. a platform; 405. a motor; 406. a drive disc; 407. driving a shaft; 408. a diagonal bar; 409. a slide bar; 410. a first collar; 411. a second collar; 412. a second elongated hole; 413. a guide ring; 414. a stabilizer bar; 415. and a guide bearing.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to 10, the air cooling unit deflector of the present invention includes:

the heat dissipation device comprises an A-shaped frame 1, a heat dissipation fin tube bundle (not shown) is arranged on each of two side walls of the outer side of the A-shaped frame 1, a steam pipe (not shown) is arranged at the top of the A-shaped frame 1, and four groups of flow guide mechanisms 2 are arranged on the inner side of the A-shaped frame 1;

the four groups of flow guide mechanisms 2 face the front side, the rear side, the left side and the right side of the A-shaped frame 1 respectively so as to guide the flow around the air cooling unit;

the guide mechanism 2 comprises a plurality of guide plates 201, a plurality of through holes 202 are formed in the guide plates 201, the guide plates 201 are arc-shaped, the guide mechanism further comprises a connecting plate 203 connected with the A-shaped frame 1, and each guide plate 201 is rotatably installed on the connecting plate 203 through two supporting shafts 204.

In the embodiment, the axial flow fan is arranged right below the device, air at the output end of the axial flow device is blown out and then moves to the flow guide mechanism 2, the flow guide mechanism 2 is arranged in the four directions of the air cooling unit, and when the device is used, the cooling air flow of the air cooling unit is improved; all add guiding mechanism 2 all around, multiplicable different environment wind directions, the cooling air mass flow of air cooling unit under the wind speed condition, reduce air outlet temperature, improve the heat transfer effect of air cooling unit, air guiding mechanism 2's setting, can effectively weaken the adverse effect of environment crosswind, safe high-efficient operation for the air cooling island provides a new technical approach, and this device is when actually carrying out the use, can adjust all guide plate 201's angle simultaneously, with the contained angle between regulation guide plate 201 and the horizontal plane, in order to adjust the water conservancy diversion effect to the optimum, and guide plate 201 shape is arc, make the air mass flow further increase, the water conservancy diversion effect is better.

As a preferable mode of the above embodiment, as shown in fig. 3, 4, 6, 8, 9 and 10, the a-shaped frame 1 further includes an adjusting mechanism 3 for adjusting the angle of the baffle 201;

the adjusting mechanism 3 comprises a bracket 301 connected with the connecting plate 203, the bracket 301 is provided with a driving mechanism 4, the output end of the driving mechanism 4 is fixedly connected with a reciprocating plate 302 with reciprocating height, and the front side, the rear side, the left side and the right side of the reciprocating plate 302 are respectively and rotatably connected with at least two driving rods 303;

the bottom end of the guide plate 201 is fixedly connected with a rotating rod 305 with a first elongated hole 304, the other end of the driving rod 303 is rotatably connected with a driving plate 306, two sides of the driving plate 306 are in sliding connection with the connecting plate 203 through sliders 307, door-shaped driving frames 308 with the same number as the rotating rods 305 are arranged on the driving plate 306, and the driving frames 308 penetrate through the first elongated hole 304.

In the present embodiment, when the driving mechanism 4 is actuated, the reciprocating plate 302 is made to reciprocate in the vertical direction;

because the two sides of the driving plate 306 are in sliding connection with the connecting plate 203 through the sliding block 307, and the two ends of the driving rod 303 are respectively in rotating connection with the driving plate 306 and the reciprocating plate 302, when the reciprocating plate 302 moves upwards, each driving plate 306 and the driving rack 308 thereon move to the side far away from the reciprocating plate 302, and because the guide plate 201 is in rotating connection with the connecting plate 203 through the supporting shaft 204, and the rotating rod 305 is fixed on the bottom of the guide plate 201, when the driving rack 308 moves to the side far away from the reciprocating plate 302, the top of each guide plate 201 rotates to the side far away from the reciprocating plate 302; when the reciprocating plate 302 moves downward, each driving plate 306 and the driving rack 308 thereon move to the side close to the reciprocating plate 302, and because the guide plate 201 is rotatably connected with the connecting plate 203 through the supporting shaft 204 and the rotating rod 305 is fixed on the bottom of the guide plate 201, when the driving rack 308 moves to the side close to the reciprocating plate 302, the top of each guide plate 201 rotates to the side far from the reciprocating plate 302, and the relative position of each driving rack 308 and the first long hole 304 changes.

As a preferable scheme of the above embodiment, as shown in fig. 7-9, the driving mechanism 4 includes a limiting rod 401 with a through hole 202 connected to the bracket 301, a reciprocating rod 402 is slidably mounted at the through hole 202, one end of the reciprocating rod 402 is connected to the reciprocating plate 302, and a driving shaft 403 is fixedly mounted at the other end;

the driving mechanism 4 further comprises a platform 404 fixed on the bracket 301, a motor 405 is installed on the platform 404, a driving disc 406 is installed at the output end of the motor 405, a driving shaft 407 is fixedly installed at the edge area of the driving disc 406, an inclined rod 408 is installed on the driving shaft 407 in a rotating manner, a sliding rod 409 is installed at the other end of the inclined rod 408 in a rotating manner, a first collar 410 and a second collar 411 are fixedly connected to the platform 404, the sliding rod 409 is in sliding fit with the first collar 410, a guide ring 413 with an inclined second long hole 412 is fixedly connected to the sliding rod 409, and a stabilizing rod 414 in sliding fit with the second collar 411 is fixedly connected to the other end of the guide ring 413;

the drive shaft 403 extends into the second elongated hole 412.

In the present embodiment, the driving mechanism 4 is based on the following principle: when the motor 405 is powered on to rotate, the driving disc 406 and the driving shaft 407 are driven to rotate, and since the guide ring 413 is slidably connected with the first sleeve 410 and the second sleeve 411 through the sliding rod 409 and the stabilizing rod 414, and one end of the sliding rod 409 is rotatably connected with the driving shaft 407 and the other end is rotatably connected with the sliding rod 409, the powered motor 405 drives the guide ring 413, the sliding rod 409 and the stabilizing rod 414 to reciprocate on the first sleeve 410 and the second sleeve 411;

because the reciprocating rod 402 fixedly connected with the reciprocating plate 302 can vertically move up and down under the action of the limiting rod 401, the second elongated hole 412 is inclined, and the driving shaft 403 fixedly connected with the reciprocating rod 402 extends into the second elongated hole 412, the reciprocating guide ring 413 can drive the reciprocating rod 402 and the reciprocating plate 302 to reciprocate in the longitudinal direction.

As a preferable mode of the above embodiment, as shown in fig. 3, the connection plate 203, the platform 404, and the bracket 301 are all hollowed out.

In this embodiment, the connection board 203, the platform 404, and the bracket 301 are all hollow, which is beneficial for the air to enter the air guide plate 201 after being blown out from the axial flow fan.

As a preferable mode of the above embodiment, as shown in fig. 7, one end of the driving shaft 403 extending into the second elongated hole 412 is provided with a guide bearing 415 contacting with an inner wall of the second elongated hole 412.

In this embodiment, during the reciprocating movement of the guide ring 413, friction may occur with the guide bearing 415 on the driving shaft 403, and compared with the way of directly rubbing the driving shaft 403, after a certain degree of wear, only the guide bearing 415 needs to be replaced, which is more convenient.

As a preferable solution of the above embodiment, the support shaft 204 is welded to the baffle 201.

In this embodiment, the support shaft 204 is welded to the baffle 201, so that the connection reliability between the baffle 201 and the support shaft 204 is higher, and the baffle 201 and the support shaft 204 are not broken.

As a preferable mode of the above embodiment, as shown in fig. 7, the end surfaces of the slide lever 409 and the stabilizer lever 414 are both square.

In the present embodiment, the end surfaces of the sliding rod 409 and the stabilizing rod 414 are square, so as to prevent the sliding rod 409 and the stabilizing rod 414 from rotating relative to the first collar 410 and the second collar 411, thereby preventing the guide ring 413 from changing in angle, and making the overall operation of the device more stable.

As a preferable mode of the above embodiment, the baffle 201 is made of stainless steel.

In this embodiment, the baffle 201 is made of stainless steel to prevent corrosion after a long period of use.

The air cooling unit flow guide device is characterized in that the installation mode, the connection mode or the arrangement mode of all the components are welding, riveting or other common mechanical modes, wherein the slidable/rotary fixation is that the components do not fall off in the sliding/rotary state, the sealing communication is that the two connecting pieces are communicated and simultaneously sealed, the specific structures, the models and the coefficient indexes of all the components are self-contained technologies, the beneficial effects can be realized, all the electric modules and the electric appliances are common electric appliances in the market, the electric modules can be used only by being electrically connected with each other according to the purchased instructions when the electric modules are bought for use, and the control module is a common self-contained module, so the details are omitted.

In the case where no description is made to the contrary, the air cooling unit deflector of the present invention, the terms "up, down, left, right, front, rear, inner, rear, and vertical, horizontal" and the like are included in the terms and the terms only represent the orientation of the terms in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, 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 also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.