CN111140968A

CN111140968A - Turning device and cooling fan

Info

Publication number: CN111140968A
Application number: CN202010067799.1A
Authority: CN
Inventors: 刘东海; 张培德; 侯剑飞; 柳智; 白建东; 梁刚; 雷明静; 莫贤乐; 张逸鸿; 黄雪珍
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-05-12

Abstract

The application relates to a thermantidote technical field, concretely relates to turning device and thermantidote. After the wet curtain is taken out, the driving part drives the overturning part to rotate clockwise, and drives the blocking strip arranged on the overturning part to move in the direction of blocking the water drainage hole, so that the water drainage hole is closed, noise generated by falling of water flow is avoided, and user experience is improved; on the contrary, after wet curtain installation, the drive division will drive when upset portion carries out anticlockwise rotation, drive set up in shelves strip in the upset portion is to keeping away from the direction motion in water hole down to the realization is to opening of water hole down, guarantees that the rivers that flow out from water hole down can flow to wet curtain smoothly, guarantees the moist effect of wet curtain.

Description

Turning device and cooling fan

Technical Field

The invention relates to the technical field of cooling fans, in particular to a turnover device and a cooling fan.

Background

An evaporative cooling fan (also called as an air conditioning fan) is a system for ventilating, humidifying and cooling indoor air by using the principle of water evaporation, and generally comprises an upper water tank, a lower water tank, a water pump, a wet curtain, a fan, an air inlet, an air outlet and the like. When the air conditioner fan during operation, with the air suction in the environment in the air conditioner fan, when the air flow through porous, moist wet curtain, the evaporation of a large amount of moisture on wet curtain surface, the heat conversion that embodies by the temperature in the air is the evaporation heat dissipation to reduce the temperature of air self, the air conditioner fan will be through the cold air introduction indoor of wet curtain cooling, thereby reach the cooling effect.

The wetting process of the wet curtain of the cooling fan is as follows: rivers flow in the wet curtain through setting up in the lower water hole of wet curtain upper end to wet it, and, because prior art's thermantidote is in under the state of opening all the time in order to guarantee continuous refrigerated effect, so guarantee that wet curtain is in the wet state all the time.

However, when reasons such as the need to replace the wet curtain appear, the wet curtain needs to be taken out of the cooling fan, and at this time, because of the absence of the wet curtain, the water flow flowing out of the lower water hole directly hits the bottom of the cooling fan, so that water drops are splashed and large noise is generated, and poor user experience is caused.

Disclosure of Invention

An object of this application is to provide a turning device and thermantidote to solve the thermantidote among the prior art, the existence will be wet the curtain and take out the back, and the thermantidote bottom will directly be beaten to the rivers that lower water hole flows out, thereby splashes the technical problem who plays the water droplet and produce great noise.

Technical scheme (I)

In order to achieve the above object, an embodiment of a first aspect of the present invention provides a turning device, which is movably installed below a water hole of a cooling fan, and the turning device includes:

the turnover part is arranged below the lower water hole, and a blocking strip matched with the lower water hole is arranged on the wall surface of the turnover part facing the lower water hole;

the driving part, the driving part with the upset portion is connected for the transmission, just the driving part drive when the upset portion rotates, drive shelves strip to the shutoff or keep away from reciprocating motion is to the direction of water hole down to open or close water hole down.

Optionally, the driving portion includes: the wet curtain mounting device comprises a stop block end and a rack end which are vertically connected through a connecting shaft, wherein the stop block end is parallel to the mounting direction of a wet curtain and is movably connected in a wet curtain mounting groove, and the rack end is perpendicular to the mounting direction of the wet curtain and is movably connected outside the side wall of the wet curtain mounting groove.

Optionally, a U-shaped slot is formed in a side wall of the wet curtain mounting groove connected to the driving portion, and the connecting shaft is movably mounted in the U-shaped slot.

Optionally, one end of the rack end, which is far away from the connecting shaft, is fixedly connected with a driving spring.

Optionally, the turning device further includes: and one end of the at least one transmission gear is meshed with the end of the rack, and the other end of the at least one transmission gear is rotatably connected with the overturning part through a rotating shaft.

Optionally, the number of the transmission gears is three, the first transmission gear is rotatably connected with the turnover part through a rotating shaft, the third transmission gear is meshed with the end of the rack, and two ends of the second transmission gear are respectively meshed with the first transmission gear and the third transmission gear.

Optionally, the shape of one end of the blocking strip close to the water drainage hole is matched with the shape of the water drainage hole.

Optionally, the number of the baffle bars is the same as that of the drain holes.

Optionally, the length of the turning part is matched with the length of the arrangement of the plurality of the water drainage holes.

In order to achieve the above object, a second aspect of the present invention provides a cooling fan, including the turning device as described in any one of the foregoing.

(II) advantageous effects

Compared with the prior art, the invention has the following beneficial effects:

the invention provides a turnover device, which is movably arranged below a lower water hole of a cooling fan, and comprises: the turnover part is arranged below the lower water hole, and a blocking strip matched with the lower water hole is arranged on the wall surface of the turnover part facing the lower water hole; the driving part, the driving part with the upset portion is connected for the transmission, just the driving part drive when the upset portion rotates, drive shelves strip to the shutoff or keep away from reciprocating motion is to the direction of water hole down to open or close water hole down.

When the wet curtain is taken out, the driving part drives the overturning part to rotate clockwise, and the blocking strip arranged on the overturning part is driven to move in the direction of blocking the water drainage hole, so that the water drainage hole is closed, noise generated by falling of water flow is avoided, and user experience is improved; on the contrary, after wet curtain installation, the drive division will drive when upset portion carries out anticlockwise rotation, drive set up in shelves strip in the upset portion is to keeping away from the direction motion in water hole down to the realization is to opening of water hole down, guarantees that the rivers that flow out from water hole down can flow to wet curtain smoothly, guarantees the moist effect of wet curtain.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for a person skilled in the art that other drawings can be obtained according to the drawings without inventive exercise, wherein:

FIG. 1 is a schematic view of the structure of the turning device of the present invention in cooperation with a launching port;

FIG. 2 is a schematic view of the turning device according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 from another angle;

FIG. 4 is a schematic view of the structure of the driving part of the present invention;

FIG. 5 is a schematic view of the turning part according to the present invention;

FIG. 6 is a partial enlarged view of the portion A in FIG. 5;

FIG. 7 is a schematic view showing the structure of a drain hole in the present invention;

fig. 8 is a schematic view of the structure of the wet curtain and the turning device in the invention.

In the figure: 1. a drain hole; 2. a turning part; 3. a rotating shaft; 4. a stop bar; 5. a drive section; 6. a connecting shaft; 7. a stopper end; 8. a rack end; 9. a wet curtain mounting groove; 10. u-shaped slotting; 11. a drive spring; 12. a first drive gear; 13. a second transmission gear; 14. a third transmission gear; 15. and (5) wet curtain.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The invention is described in further detail below with reference to the following figures and detailed description:

as shown in fig. 1, fig. 5, fig. 6, fig. 7 and fig. 8, in a first aspect, the present application provides a turnover device, which is movably installed below the cooling fan lower water hole 1, the lower water hole 1 is a plurality of, and the turnover device includes:

the turnover part 2 is arranged below the lower water hole 1, a blocking strip 4 matched with the lower water hole 1 is arranged on the wall surface of the turnover part 2 facing the lower water hole 1, and in order to ensure the blocking effect of the blocking strip on the lower water hole, preferably, the shape of one end, close to the lower water hole 1, of the blocking strip 4 is matched with the shape of the lower water hole 1;

the driving part 5, the driving part 5 is connected with the turnover part 2 in a transmission way, and when the driving part 5 drives the turnover part 2 to rotate, the barrier strip 4 is driven to do reciprocating motion towards the plugging direction or the direction far away from the lower water hole 1 so as to open or close the lower water hole 1.

When the scheme is used, after the wet curtain 15 is taken out, the driving part 5 drives the overturning part 2 to rotate clockwise, and the blocking strip 4 arranged on the overturning part 2 is driven to move towards the direction of blocking the sewer hole 1, so that the sewer hole 1 is closed, noise generated by falling of water flow is avoided, and user experience is improved; on the contrary, after wet curtain 15 installs, when drive division 5 will drive upset portion 2 and carry out anticlockwise rotation, drive the direction motion of shelves strip 4 to keeping away from lower water hole 1 that sets up on upset portion 2 to the realization is to opening of lower water hole 1, guarantees that the rivers that flow out from lower water hole 1 can flow to wet curtain 15 smoothly, guarantees the moist effect of wet curtain 15.

According to an embodiment of the present invention, in order to further ensure the blocking effect of the blocking strip on the drain hole, as shown in fig. 1, the height of the blocking strip 4 is adapted to the distance from the drain hole to the turnover part.

According to an embodiment of the present invention, in order to ensure that all the sewage holes 1 are closed or opened, as shown in fig. 1 and 5, the number of the bars 4 is the same as the number of the sewage holes 1.

According to an embodiment of the present invention, in order to further ensure the control of the turnover device for all the drainage holes 1, as shown in fig. 1 and 5, the length of the turnover part 2 is adapted to the length of the arrangement of the plurality of drainage holes 1.

According to an embodiment of the present invention, as shown in fig. 2, 3, 4 and 8, the driving part 5 is disposed below the turning part 2, and the driving part 5 includes: through dog end 7 and rack end 8 that connecting axle 6 links to each other perpendicularly, dog end 7 is on a parallel with wet curtain 15 installation direction, swing joint in wet curtain mounting groove 9, and rack end 8 is perpendicular to wet curtain 15 installation direction, swing joint in the lateral wall outside of wet curtain mounting groove 9.

According to an embodiment of the present invention, in order to facilitate the movement of the driving portion 5, as shown in fig. 2, a U-shaped slot 10 is opened on a side wall of the wet curtain mounting groove 9 connected to the driving portion 5, the connecting shaft 6 is movably mounted in the U-shaped slot 10, and when the stopper end 7 or the rack end 8 moves, the connecting shaft 6 reciprocates along a bottom of the U-shaped slot 10 toward the opening.

According to an embodiment of the present invention, in order to improve the automatic return capability of the driving part 5, as shown in fig. 2 and 3, a driving spring 11 is fixedly connected to an end of the rack end 8 away from the connecting shaft 6.

According to one embodiment of the invention, the driving part 5 is in transmission connection with the overturning part 2 through at least one transmission gear, one end of the at least one transmission gear is meshed with the rack end 8, and the other end of the at least one transmission gear is in rotation connection with the overturning part 2 through the rotating shaft 3; when the turnover mechanism is used, the rack end 8 drives the transmission gear to rotate when doing linear motion, so that the turnover part 2 is driven to turn over.

According to an embodiment of the present invention, in order to improve the transmission capability of the driving part to the turning part, as shown in fig. 1, 2 and 3, three transmission gears are provided, a first transmission gear 12 is rotatably connected to the turning part 2 through the rotating shaft 3, a third transmission gear 14 is engaged with the rack end 8, and both ends of a second transmission gear 13 are respectively engaged with the first transmission gear 12 and the third transmission gear 14.

When the wet curtain driving device is used, firstly, the wet curtain 15 is installed in the wet curtain installation groove 9, at the moment, as the stop block end 7 is arranged in the wet curtain installation groove 9, along with the installation action of the wet curtain 15, the wet curtain 15 pushes the stop block end 7 to move towards the direction close to the inner wall of the wet curtain 15, through the transmission of force, the rack end 8 is driven to move towards the direction of compressing the driving spring 11 through the connecting shaft 6, so as to drive the third transmission gear 14 meshed with the rack end 8 to rotate anticlockwise, the second transmission gear 13 is driven by the third transmission gear 14 to rotate clockwise, the first driving gear is driven by the second transmission gear 13 to rotate anticlockwise, as the overturning part 2 is rotationally connected with the first transmission gear 12 through the rotating shaft 3, the synchronous driving overturning part 2 rotates anticlockwise at the same time of the anticlockwise rotation of the first transmission gear 12, thereby drive the shelves strip 4 that sets up on upset portion 2 to the direction motion of keeping away from lower water hole 1 to the realization is to opening of lower water hole 1, guarantees that the rivers that flow out from lower water hole 1 can flow to wet curtain 15 smoothly, guarantees the moist effect of wet curtain 15.

Similarly, after the wet curtain 15 is taken out of the cooling fan, as the pressure of the wet curtain 15 on the driving part 5 disappears, the driving spring 11 will drive the rack end 8 to move away from the driving spring 11 under the action of the self resilience force, so as to drive the third transmission gear 14 meshed with the rack end 8 to rotate clockwise, the second transmission gear 13 will rotate counterclockwise under the driving of the third transmission gear 14, the first driving gear will rotate clockwise under the action of the second transmission gear 13, as the turnover part 2 is rotationally connected with the first transmission gear 12 through the rotating shaft 3, while the first transmission gear 12 rotates clockwise, the synchronous driving turnover part 2 will rotate clockwise, so as to drive the baffle 4 arranged on the turnover part 2 to move in the direction of plugging the sewer hole 1, so as to realize the closing of the sewer hole 1, noise generated by falling of water flow is avoided, and user experience is improved; simultaneously, drive dog end 7 through connecting axle 6 and move to the direction of keeping away from wet curtain mounting groove 9 inner wall to reset dog end 7 to initial condition, for opening down water hole 1 next time and make preparation, improve this turning device's automation, improve operating efficiency.

In a second aspect, the present application provides a cooling fan, including the turning device of any one of the foregoing.

The embodiments in the present description are all described in a progressive manner, and some of the embodiments are mainly described as different from other embodiments, and the same and similar parts among the embodiments can be referred to each other.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, a particular component geometry.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a turning device, its characterized in that, movable mounting is in the below in hole (1) under the thermantidote, just turning device includes:

the turnover part (2) is arranged below the lower water hole (1), and a blocking strip (4) matched with the lower water hole (1) is arranged on the wall surface of the turnover part (2) facing the lower water hole (1);

drive division (5), drive division (5) with upset portion (2) are connected for the transmission, just drive division (5) drive when upset portion (2) rotate, drive shelves strip (4) to the shutoff or keep away from reciprocating motion is to the direction of lower water hole (1), in order to open or to close lower water hole (1).

2. A roundabout according to claim 1, characterized in that said driving portion (5) is arranged below said roundabout (2), and said driving portion (5) comprises: through dog end (7) and rack end (8) that connecting axle (6) link to each other perpendicularly, dog end (7) are on a parallel with wet curtain (15) installation direction, and swing joint is in wet curtain mounting groove (9), rack end (8) are perpendicular to wet curtain (15) installation direction, swing joint in the lateral wall outside of wet curtain mounting groove (9).

3. The turnover device of claim 2, wherein a U-shaped slot (10) is formed in a side wall of the wet curtain mounting groove (9) connected with the driving part (5), and the connecting shaft (6) is movably mounted in the U-shaped slot (10).

4. A turnover device as claimed in claim 2, characterized in that the end of the rack (8) remote from the connecting shaft (6) is fixedly connected with a drive spring (11).

5. The flipping mechanism of claim 2, further comprising: one end of the at least one transmission gear is meshed with the rack end (8), and the other end of the at least one transmission gear is rotatably connected with the overturning part (2) through a rotating shaft (3).

6. The turnover device of claim 2, wherein the number of the transmission gears is three, the first transmission gear (12) is rotatably connected with the turnover part (2) through a rotating shaft (3), the third transmission gear (14) is meshed with the rack end (8), and two ends of the second transmission gear (13) are respectively meshed with the first transmission gear (12) and the third transmission gear (14).

7. The turning device according to claim 1, characterized in that the shape of the end of the stop bar (4) close to the drain hole (1) is matched with the shape of the drain hole (1).

8. The turning device according to claim 1, characterized in that the number of the bars (4) is the same as the number of the drain holes (1).

9. The turning device according to claim 1, characterized in that the length of the turning part (2) is adapted to the length of the arrangement of the plurality of the drain holes (1).

10. A cooling fan, characterized by comprising the turning device according to any one of claims 1 to 9.