CN211451247U

CN211451247U - Cooling fan

Info

Publication number: CN211451247U
Application number: CN202020137988.7U
Authority: CN
Inventors: 侯剑飞; 莫贤乐; 王伟; 梁刚; 梁解; 柳智; 郭雨鑫; 罗龙翊
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: 2020-09-08
Anticipated expiration: 2030-01-20

Abstract

The utility model provides a cooling fan, include: the wet curtain drying device comprises a support and a shell, wherein the shell is detachably connected to the support, and a space for mounting a wet curtain is formed between the support and the shell; the switch comprises at least one safety switch, and the safety switch is arranged on the bracket; the triggering part is arranged on the shell and is abutted against and triggers the safety switch; the safety piece is arranged on the bracket or the shell and has a first state of blocking and triggering the safety switch and a second state of exposing the safety switch. At least one safety switch is triggered by the blocking of the safety element, and the fan can be normally used only when the safety switch is in a closed state. Therefore, under the condition that the wet curtain is not installed, the safety switch is in a state of being blocked and triggered by the safety piece, and cannot be triggered to be closed, so that the fan cannot work, and a user is reminded of installing the wet curtain.

Description

Cooling fan

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to thermantidote.

Background

The tower-type cooling fan is a household appliance and has the function of conveying cold air with relatively low temperature to the surrounding environment. The operating principle of the tower type cooling fan is that on the basis of the existing tower type fan, a wet curtain is additionally arranged inside the fan and located between an air inlet and a wind wheel of the cooling fan, a water distribution box is arranged above the wet curtain, a water outlet hole is formed in the bottom of the water distribution box, and water is conveyed to the wet curtain through the water outlet hole.

In the blowing process, the temperature of the air entering from the air inlet is reduced by the heat absorption of the evaporation of the water on the wet curtain so as to achieve the aim of blowing cold air.

However, because the wet curtain is an additionally added functional component, after the user dismantles the wet curtain in maintenance, even if forget to install the wet curtain, the wind wheel of the cooling fan can still work and supply air to the surrounding environment. However, after the wet curtain is removed, the water distribution box still supplies water to the original position of the wet curtain, so that no water absorption part is arranged in the cooling fan, and the dropped water is sputtered in the cooling fan to generate electrical safety hazards.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the in-process that the user dismantled the back to the thermantidote and installs again in prior art, easily with the problem of wet curtain neglected loading to a thermantidote is provided.

The utility model provides a cooling fan, include:

the wet curtain drying device comprises a support and a shell, wherein the shell is detachably connected to the support, and a space for mounting a wet curtain is formed between the support and the shell;

the switch comprises at least one safety switch, and the safety switch is arranged on the bracket;

the triggering part is arranged on the shell, and is abutted against and triggers the safety switch; the safety piece is arranged on the bracket or the shell and has a first state of blocking and triggering the safety switch and a second state of exposing the safety switch.

The safety member comprises:

the rotating shaft is rotatably connected to the bracket.

Further comprising:

the elastic piece is connected with the rotating shaft and the support, and when the safety piece is in the second state, the elastic piece is in a deformation state.

The elastic piece is a torsion spring.

The safety member further comprises:

the first blocking part is arranged on the rotating shaft and extends to a position between the safety switch and the triggering part.

The safety member further comprises:

and the second blocking part is arranged on the rotating shaft and extends to the installation path of the wet curtain.

The bracket is provided with a switch groove, the safety switch is arranged in the switch groove, and the switch groove is at least provided with an opening for the trigger part to enter.

The first blocking part is a plate, and when the safety piece is in the first state, the first blocking part shields the opening of the switch slot.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a cooling fan, include: the wet curtain drying device comprises a support and a shell, wherein the shell is detachably connected to the support, and a space for mounting a wet curtain is formed between the support and the shell; the switch comprises at least one safety switch, and the safety switch is arranged on the bracket; the triggering part is arranged on the shell, and is abutted against and triggers the safety switch; the safety piece is arranged on the bracket or the shell and has a first state of blocking and triggering the safety switch and a second state of exposing the safety switch.

In the scheme, at least one safety switch is triggered by blocking through a safety piece, and the fan can be normally used only when the safety switch is in a closed state. Therefore, under the condition that the wet curtain is not installed, the safety switch is in a state of being blocked and triggered by the safety piece, and cannot be triggered to be closed, so that the fan cannot work, and a user is reminded of installing the wet curtain. When a user installs the wet curtain, the position of the safety piece is adjusted to enable the safety piece to be in the second state of exposing the safety switch, and therefore the safety switch is triggered to enable the fan to work normally.

2. The utility model provides a cooling fan, the safety part includes: the rotating shaft is rotatably connected to the bracket.

The safety piece is connected on the support in a rotating mode, so that the safety piece is switched between a first state and a second state in a rotating mode.

3. The utility model provides a thermantidote still includes: the elastic piece is connected with the rotating shaft and the support, and when the safety piece is in the second state, the elastic piece is in a deformation state.

The elastic piece acts on the safety piece through self elasticity, so that after the wet curtain is removed, the safety piece is in a first state of blocking and triggering the safety switch. When the wet curtain is installed, the safety piece is driven to rotate under the action of external force, so that the elastic piece is further deformed, and meanwhile, the safety switch is exposed by the safety piece.

4. The utility model provides a cooling fan, the elastic component is the torsional spring.

The safety piece rotates in the process of switching between the first state and the second state, so that the torsion spring is selected to better accord with the use environment of the safety piece.

5. The utility model provides a thermantidote, the safety part still includes: the first blocking part is arranged on the rotating shaft and extends to a position between the safety switch and the triggering part.

First barrier part blocks to trigger between safety switch and trigger part, and when wet curtain was not installed, trigger part receives the hindrance of first barrier part, leads to the unable further installation of casing, and safety switch can't be triggered simultaneously, can't carry out installation on next step promptly, and the thermantidote also can't work to remind the user to install wet curtain.

6. The utility model provides a thermantidote, the safety part still includes: and the second blocking part is arranged on the rotating shaft and extends to the installation path of the wet curtain.

When the wet curtain is installed, the installation of the wet curtain is blocked by the second blocking part, the wet curtain is continuously installed, the wet curtain pushes the second blocking part to act under the action of external force, the second blocking part drives the rotating shaft to rotate, and therefore the state of the first blocking part for triggering the safety switch through blocking is changed into the state for exposing the safety switch. After the wet curtain is installed, the triggering part on the shell can trigger the safety switch, so that the shell can be installed in place.

7. The utility model provides a cooling fan, be equipped with the switch groove on the support, safety switch locates in the switch groove, the switch groove has an opening that supplies trigger portion to get into at least.

The switch slot is used for the insertion of the trigger part, and when the shell is installed on the bracket, the trigger part is inserted into the switch slot and triggers the safety switch. The user can not finish the installation of the shell on the premise of not installing the wet curtain, so that the user is reminded to install the wet curtain.

8. The utility model provides a cooling fan, first stop part is the plate, the safety part is in during the first state, first stop part shelter from in the switch groove the opening.

Because first barrier part plays the effect that blocks trigger part, consequently first barrier part supports when the opening in switch groove, when receiving the pressure of supporting part and move, can have stronger mechanical strength, when preventing that the user from using strength installation shell, conflict portion is with first barrier part crushing.

Drawings

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view showing the installation position of the safety member according to the present invention;

FIG. 2 is a schematic view of the safety member of the present invention;

FIG. 3 is an enlarged view of the safety member mounting structure shown at I in FIG. 1;

FIG. 4 is a schematic diagram illustrating another embodiment of the housing;

fig. 5 is an enlarged view of the safety member coupling structure shown at II in fig. 4.

Description of reference numerals:

1. a support; 11. a safety switch; 12. a switch slot; 2. a housing; 21. a trigger section; 22. a first split body; 23. a second body; 231. a connecting portion; 3. a security member; 31. a first blocking portion; 32. a second blocking portion; 33. a rotating shaft; 34. a torsion spring.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a cooling fan, as shown in fig. 1 and fig. 3, including: the wet curtain drying device comprises a support 1 and a shell 2, wherein the shell 2 is detachably connected to the support 1, and a space for installing a wet curtain is formed between the support 1 and the shell 2; the switch comprises at least one safety switch 11, and the safety switch 11 is arranged on the bracket 1; the trigger part 21 is arranged on the shell 2, and is abutted against and triggers the safety switch 11; the safety piece 3 is arranged on the bracket 1, and the safety piece 3 has a first state of blocking triggering of the safety switch 11 and a second state of exposing the safety switch 11. In the scheme, at least one safety switch is triggered by blocking through a safety piece, and the fan can be normally used only when the safety switch is in a closed state. Therefore, under the condition that the wet curtain is not installed, the safety switch 11 is in a state of being blocked and triggered by the safety piece 3 and cannot be triggered to be closed, so that the fan cannot work, and a user is reminded to install the wet curtain. When the user installs the wet curtain, the user adjusts the position of the safety member 3 to make the safety member 3 in the second state exposing the safety switch 11, so as to trigger the safety switch 11 to enable the fan to work normally.

In the present embodiment, as shown in fig. 4, the housing 2 includes a first division 22 and a second division 23 which are provided separately. The first and second sub-bodies 22 and 23 are arranged in the vertical direction and respectively fastened to the bracket 1. The first and second sub-bodies 22 and 23 and the bracket 1 are combined to form a space for accommodating the wet curtain. With reference to fig. 4 and 5, the second section 23 is connected to the bracket 1 through a connecting portion 231. The security member 3 is arranged on the housing 2. The trigger part 21 is provided on the first division body 22, and when the first division body 22 is installed from top to bottom in the vertical direction, the trigger part 21 is inserted in alignment with the switch slot 12. If the wet curtain is not installed, the first blocking portion 31 blocks the opening of the open/close slot 12 to prevent the trigger 21 from being inserted into the open/close slot 12, and thus the first divided body 22 cannot be installed until the wet curtain is not installed. When the wet curtain is installed, the wet curtain is inserted into the space between the shell 2 and the bracket 1 from top to bottom and is installed below the shell 2, the second blocking part 32 is located on the insertion path of the wet curtain, the wet curtain abuts against the second blocking part 32 and drives the rotating shaft of the safety piece 3 to rotate, and the first blocking part 31 rotates along with the rotating shaft and is separated from the opening position of the switch slot 12. When the first sub-body 22 is mounted again, the trigger part 21 can be inserted into the switch slot 12 and trigger the safety switch 11 without being blocked by the first blocking part 31. Casing 2 can be complete installation to the thermantidote can normally work.

The connection manner of the safety member 3 and the bracket 1 is not particularly limited, and in this embodiment, as shown in fig. 2 and 3, the safety member 3 includes: and the rotating shaft 33 is rotatably connected to the bracket 1. The safety member 3 is pivotally connected to the frame 1 such that the safety member 3 is switched between the first and second states by pivoting. As an alternative embodiment, the safety member 3 is slidably connected to the frame 1, and the safety member 3 is switched between the first state and the second state by sliding.

The resetting mode of the safety element 3 is not specifically limited, and in this embodiment, as shown in fig. 3, the method further includes: the elastic piece is connected with the rotating shaft 33 and the support 1, and when the safety piece 3 is in the second state, the elastic piece is in a deformation state. The elastic element acts on the safety element 3 by its own elasticity, so that after the wet curtain is removed, the safety element 3 is in a first state blocking the triggering of the safety switch 11. When the wet curtain is installed, the safety piece 3 is driven to rotate under the action of external force, so that the elastic piece is further deformed, and meanwhile, the safety piece 3 exposes the safety switch 11. As an alternative embodiment, the security member 3 is switched between the first state and the second state by means of manual adjustment.

The kind of the elastic member is not particularly limited, and in the present embodiment, as shown in fig. 1 and 3, the elastic member is a torsion spring 34. The safety member 3 rotates during the switching process between the first state and the second state, so the torsion spring 34 is selected to be more suitable for the use environment of the safety member 3. As an alternative embodiment, the elastic member is a spring, a disc spring, or other elastic object, and further deforms during the process of switching the safety member 3 to the second state, so that the safety member 3 can be driven to return to the first state after the external force is removed.

The structure of the safety member 3 is not particularly limited, and in this embodiment, as shown in fig. 2 and 3, the safety member 3 further includes: the first blocking portion 31 is disposed on the rotating shaft 33 and extends to a position between the safety switch 11 and the triggering portion 21. First barrier portion 31 blocks to trigger between safety switch 11 and trigger portion 21, and when wet curtain was not installed, trigger portion 21 received the hindrance of first barrier portion 31, leads to the unable further installation of casing 2, and safety switch 11 can not be triggered simultaneously, can't carry out installation on next step promptly, and the thermantidote also can't work to remind the user to install wet curtain.

The structure of the safety member 3 is not particularly limited, and in this embodiment, as shown in fig. 2 and 3, the safety member 3 further includes: and a second blocking part 32 provided on the rotating shaft 33 and extending to an installation path of the wet curtain. When the wet curtain is installed, the installation of the wet curtain is hindered by the second blocking part 32, the wet curtain is continuously installed, the wet curtain pushes the second blocking part 32 to act under the action of external force, the second blocking part 32 drives the rotating shaft 33 to rotate, and therefore the state of the first blocking part 31 for blocking the triggering safety switch 11 is changed into the state for exposing the safety switch 11. After the wet curtain is installed, the triggering portion 21 of the housing 2 can trigger the safety switch 11, so that the housing 2 can be installed in place.

The shape of the second blocking portion 32 is not particularly limited, and in the present embodiment, as shown in fig. 2, the second blocking portion 32 is a rectangular plate. As an alternative embodiment, the second barrier 32 is a rod.

The arrangement structure of the safety switch 11 is not particularly limited, in this embodiment, as shown in fig. 3, a switch slot 12 is arranged on the bracket 1, the safety switch 11 is arranged in the switch slot 12, and the switch slot 12 at least has an opening for the trigger portion 21 to enter. The switch slot 12 is inserted with the trigger 21, and the trigger 21 is inserted into the switch slot 12 and triggers the safety switch 11 while the housing 2 is mounted on the bracket 1. The user can not finish the installation of the shell 2 on the premise of not installing the wet curtain, thereby reminding the user to install the wet curtain.

The position relationship between the first blocking portion 31 and the switch slot 12 is not particularly limited, in this embodiment, as shown in fig. 3, the first blocking portion 31 is a plate, and when the safety member 3 is in the first state, the first blocking portion 31 blocks the opening of the switch slot 12. Because the first blocking portion 31 plays a role of blocking the triggering portion 21, when the first blocking portion 31 is supported on the opening of the switch slot 12 and pressed by the supporting portion, the first blocking portion 31 has stronger mechanical strength, and the abutting portion is prevented from crushing the first blocking portion 31 when a user forcibly installs the housing.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a thermantidote, its characterized in that includes:

the wet curtain drying device comprises a support (1) and a shell (2), wherein the shell (2) is detachably connected to the support (1), and a space for installing a wet curtain is formed between the support and the shell (2);

the switch comprises at least one safety switch (11), and the safety switch (11) is arranged on the bracket (1);

the trigger part (21) is arranged on the shell (2) and is abutted against and triggers the safety switch (11);

the safety piece (3) is arranged on the support (1) or the shell (2), and the safety piece (3) has a first state of blocking triggering of the safety switch (11) and a second state of exposing the safety switch (11).

2. Cooling fan according to claim 1, characterized in that the safety member (3) comprises:

and the rotating shaft (33) is rotatably connected to the bracket (1).

3. The cooling fan according to claim 2, further comprising:

the elastic piece is connected with the rotating shaft (33) and the support (1), and when the safety piece (3) is in the second state, the elastic piece is in a deformation state.

4. Cooling fan according to claim 3, characterized in that the elastic element is a torsion spring (34).

5. Cooling fan according to claim 2, characterized in that the safety element (3) further comprises:

the first blocking part (31) is arranged on the rotating shaft (33) and extends to a position between the safety switch (11) and the trigger part (21).

6. Cooling fan according to any of claims 2-5, characterized in that the safety element (3) further comprises:

and the second blocking part (32) is arranged on the rotating shaft (33) and extends to the installation path of the wet curtain.

7. Cooling fan according to claim 1, characterized in that the bracket (1) is provided with a switch slot (12), the safety switch (11) is arranged in the switch slot (12), and the switch slot (12) has at least one opening for the trigger (21) to enter.

8. The cooling fan according to claim 7, wherein the safety member (3) comprises a first blocking portion (31), the first blocking portion (31) is a plate member, and when the safety member is in the first state, the first blocking portion (31) blocks the opening of the switch slot (12).