CN214172510U

CN214172510U - Water tank assembly and electric appliance

Info

Publication number: CN214172510U
Application number: CN202023079296.0U
Authority: CN
Inventors: 雷明静; 梁桂明; 白建东; 张逸鸿; 黄雪珍; 冯政博
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-10
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to an electrical apparatus technical field, concretely relates to water tank set spare and electrical apparatus. The water tank assembly includes: the water tank is provided with a cavity and an opening communicated with the cavity; the floating piece is arranged in the water tank and can float up and down along with the water level in the cavity; a magnetic member disposed on top of the float member; the magnetic induction element is arranged above the floating piece and can be in induction fit with the magnetic piece; the water pump is electrically connected with the magnetic induction element; when the water level of the water in the cavity is lower than the preset water level, the magnetic piece is positioned outside the induction area of the magnetic induction element, and the water pump is stopped; when the water level of the water in the cavity is higher than or equal to the preset water level, the magnetic piece is located in the induction area of the magnetic induction element, and the water pump works. The utility model discloses a magnetic induction element sets up in the top of floating piece, and magnetic induction element does not set up in the side of water tank, and the side of water tank is more level and smooth, succinct.

Description

Water tank assembly and electric appliance

Technical Field

The utility model relates to an electrical apparatus technical field, concretely relates to water tank set spare and electrical apparatus.

Background

A cooling fan, also called an air conditioning fan, is an air conditioning device which uses water evaporation to ventilate, humidify and cool indoor air. When the thermantidote during operation, in the fan in the thermantidote with the air suction thermantidote in the environment, when the humidification device in the thermantidote was flowed through to the air, water among the humidification device absorbed the heat from the air and accomplished the vaporization, and the heat in the air is absorbed, and the air is at the in-process through humidification device simultaneously, and humidity increases, and the suspended solid in the air is also filtered partially to reach the effect of cooling, humidification and purification.

In the prior art, a large-capacity cooling fan mostly adopts a mode that a machine body and a water tank are detachable, so that a user can add water and clean the water tank conveniently. The cooling fan comprises a machine body, a water tank, a floater and a magnetic induction element, wherein the floater is hinged to the side wall of the water tank, a magnet is mounted on the floater, the magnetic induction element is located on the side face of the water tank, a part for mounting the magnetic induction element is required to be arranged on the side face of the water tank at the moment, and the side face of the water tank is more abrupt and uneven.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a water tank assembly and an electric appliance, which can solve the problem of uneven side surfaces of the water tank caused by the parts for installing magnetic induction elements in the prior art.

In order to achieve the above object, the utility model provides a water tank assembly, include: the water tank is provided with a cavity and an opening communicated with the cavity; the floating piece is arranged in the water tank and can float up and down along with the water level in the cavity; a magnetic member disposed on top of the float member; the magnetic induction element is arranged above the floating piece and can be in induction fit with the magnetic piece; the water pump is electrically connected with the magnetic induction element; when the water level of the water in the cavity is lower than a preset water level, the magnetic piece is positioned outside the induction area of the magnetic induction element, and the water pump is stopped; when the water level of the water in the cavity is higher than or equal to the preset water level, the magnetic piece is located in the induction area of the magnetic induction element, and the water pump works.

Optionally, a mounting member is arranged on the inner side wall of the water tank, the mounting member is provided with a guide cavity communicated with the cavity, the floating member is located in the guide cavity and can float up and down in the guide cavity, or the mounting member is provided with a guide hole for the floating member to penetrate through, and part of the floating member is located in the guide hole and can float up and down in the guide hole.

Optionally, when the installed part has the direction chamber, the installed part includes that two cross sectional shape are the riser of L shape, and two risers set up relatively on the inside wall, and two risers and inside wall enclose into the direction chamber and form the intercommunication mouth that communicates direction chamber and cavity between two risers.

Optionally, the mounting member further comprises a limiting member for limiting an upper limit position of the floating member.

Optionally, the magnetic induction element is a proximity switch.

Optionally, a body is installed at the opening of the water tank, and the magnetic induction element is fixed at the bottom of the body.

Optionally, the float is an elongate float rod and/or the tank is circular.

Optionally, the length of the float is less than the height of the tank, and the predetermined water level is the difference in height between the float and the tank in the vertical direction.

Optionally, the density of the floatation member is less than the density of water.

The utility model also provides an electrical apparatus, include: the water tank assembly is described above.

The utility model discloses technical scheme has following advantage: the float piece can float along with the water level in the cavity in the water tank from top to bottom, the magnetic part sets up on the top of float piece, magnetic induction element sets up the top at the float piece, magnetic induction element does not set up the side at the water tank, and then need not set up installation magnetic induction element in the side of water tank, the side of water tank is more level and smooth, succinct, and, add water back to the water tank, the buoyancy of water makes the float piece come-up, the water level of the water in the cavity is higher than or equal to and predetermines the water level, the magnetic part is located magnetic induction element's induction zone, water pump work, when the water level of the water in the cavity is less than and predetermines the water level, the magnetic part is located magnetic induction element's induction zone outside, the water pump stops, need add water to the water tank this moment.

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 shows a partial perspective view of a water tank assembly provided by the present invention;

fig. 2 shows an exploded schematic view of a cooling fan provided by the present invention;

FIG. 3 shows a schematic cross-sectional view of the magnetic member of the cooling fan of FIG. 2 within the sensing region of the magnetic sensing element;

fig. 4 shows a cross-sectional view of the magnetic part of the cooling fan of fig. 2 outside the sensing region of the magnetic induction element.

Description of reference numerals:

10. a water tank; 20. a float member; 30. a magnetic member; 40. a magnetic induction element; 50. a mounting member; 51. a vertical plate; 52. a limiting member; 53. a guide cavity; 54. a communication port; 60. a fuselage.

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.

As shown in fig. 1 and 4, the water tank assembly of the present embodiment includes: the water tank 10 is provided with a cavity and an opening communicated with the cavity; the floating piece 20 is arranged in the water tank 10 and can float up and down along with the water level in the cavity; the magnetic member 30 is disposed on top of the float member 20; the magnetic induction element 40 is arranged above the floating piece 20 and can be in induction fit with the magnetic piece 30; the water pump is electrically connected with the magnetic induction element 40; when the water level of the water in the cavity is lower than the preset water level, the magnetic member 30 is positioned outside the induction area of the magnetic induction element 40, and the water pump is stopped; when the water level of the water in the cavity is higher than or equal to the preset water level, the magnetic member 30 is located in the induction area of the magnetic induction element 40, and the water pump works.

Use the water tank set spare of this embodiment, floating member 20 can float from top to bottom along with the water level in the cavity in water tank 10, magnetic part 30 sets up on floating member 20's top, magnetic induction element 40 sets up the top at floating member 20, magnetic induction element 40 does not set up the side at water tank 10, and then need not set up installation magnetic induction element 40 in the side of water tank, the side of water tank is more level and smooth, succinct, and, after adding water to water tank 10, the buoyancy of water makes floating member 20 come-up, the water level of the water in the cavity is higher than or equals to predetermine the water level, magnetic part 30 is located magnetic induction element 40's induction zone, the water pump work, when the water level of the water in the cavity is less than predetermine the water level, magnetic part 30 is located outside magnetic induction element 40's induction zone, the water pump stops, need add water to water tank 10 this moment.

In this embodiment, the inner side wall of the water tank 10 is provided with a mounting member 50, the mounting member 50 is provided with a guide cavity 53 communicated with the cavity, and the floating member 20 is positioned in the guide cavity 53 and can float up and down in the guide cavity 53. The guide cavity 53 functions as a guide to ensure that the magnetic induction element 40 can accurately sense the magnetic member 30 when the floating member 20 floats upward. As an alternative embodiment, the mounting member 50 has a guide hole through which the floating member 20 is inserted, and a portion of the floating member 20 is located in the guide hole and can float up and down in the guide hole.

In this embodiment, the mounting member 50 includes that two cross sectional shapes are the riser 51 of L shape, and two risers 51 set up relatively on the inside wall, and two risers 51 and inside wall enclose into direction chamber 53 and form the intercommunication mouth 54 that communicates direction chamber 53 and cavity between two risers 51, and the intercommunication mouth 54 is convenient for with direction chamber 53 and cavity intercommunication for the liquid level change in the direction chamber 53 is the same with the liquid level change of cavity. The guide cavity 53 is formed by the two L-shaped vertical plates 51 and the inner side wall in a surrounding mode, the structure is simple, the processing and the manufacturing are convenient, and the processing difficulty is reduced. As an alternative embodiment, a groove with a T-shaped cross-sectional shape is machined in the inner side wall.

In this embodiment, the mounting member 50 further comprises a limiting member 52 for limiting the upper limit position of the floating member 20, and the limiting member 52 is disposed to limit the floating height of the floating member 20, so as to prevent the floating member 20 from falling out of the guide cavity when too much water is added into the tank. The limiting member 52 is a limiting member formed by a plate, and has a simple structure, is convenient to process and manufacture, and reduces the cost.

In this embodiment, the magnetic induction element 40 is a proximity switch, which is a position switch that can be operated without mechanical direct contact with a moving part, and can realize non-contact triggering of a water level, thereby facilitating sensing of the position of a floating member in the water tank and facilitating simplification of the structure.

In this embodiment, the body 60 is installed at the opening of the water tank 10, and the magnetic induction element 40 is fixed at the bottom of the body 60, so as to fix the magnetic induction element 40 and simplify the structure of the water tank. As an alternative embodiment, a support structure is provided at the opening of the water tank 10, and the magnetic induction element is fixed to the support structure.

In this embodiment, the floating member 20 is a long floating rod, and has a simple rod-like structure, which is convenient for processing and manufacturing, and reduces the manufacturing cost. The water tank 10 is circular. As an alternative embodiment, the water tank is rectangular.

In this embodiment, the length of the floating member 20 is less than the height of the water tank 10, the preset water level is the height difference between the floating member 20 and the water tank 10 in the vertical direction, when the water level of the water tank 10 is lower than the height difference between the water tank 10 and the floating member 20, the magnetic member 30 at the top of the floating member 20 is located outside the sensing area of the proximity switch, the proximity switch is turned off, and the water pump is stopped.

In this embodiment, the density of the floating member 20 is less than that of water, so that the floating member 20 can float up and down with the change of the water level.

In this embodiment, the magnetic member is a magnet, which is convenient to use and low in cost.

The working principle of the water tank is explained below with reference to fig. 3 and 4:

when water is added into the water tank 10, the floating rod floats upwards by the buoyancy of the water until the limiting plate, at the moment, the magnet on the top of the floating rod is positioned in the induction area of the proximity switch, the proximity switch is switched on, and the water pump is powered on and starts to work; when the water level in the tank 10 is insufficient, the float lever descends, the magnet on the top of the float lever is located outside the sensing area of the proximity switch, the proximity switch is turned off, the water pump is powered off and the water shortage alarm is given.

The utility model also provides an electrical apparatus, it includes: the water tank assembly is described above.

In this embodiment, the electrical apparatus is the thermantidote, as shown in fig. 2 to fig. 4, the thermantidote still includes fuselage 60, and fuselage 60 detachably sets up at the opening part of water tank 10, and fuselage 60 is separable with water tank 10, and the thermantidote is split type thermantidote this moment, is convenient for add water to the water tank. The water pump and the magnetic induction element 40 are both fixed on the body 60. The body 60 includes a housing and a fan assembly disposed in the housing, the housing has an air inlet and an air outlet, and the body and the fan assembly have structures in the prior art, which are not described in detail herein. Of course, the electric appliance may be a household appliance such as a humidifier.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

a floating rod with the height smaller than that of the water tank 10 is arranged in the water tank 10, a magnet is arranged at the top of the floating rod, a proximity switch corresponding to the magnet is arranged at the bottom of the machine body 60, when water is added into the water tank, the floating rod floats upwards, the proximity switch is switched on in an induction mode, and the water pump can work normally; when the water level in the water tank 10 is lower than the height difference of the water tank 10 and the floating rod, the top of the floating rod is far away from the proximity switch, the proximity switch is disconnected, the water pump stops and lights the water shortage alarm lamp, the water level detection can be simple, the water level detection device can be applied to the situation of wireless circuit board control, the service face is wider, and the problem of difficulty in water level detection of a large-capacity split type cooling fan is effectively solved.

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. A water tank assembly, comprising:

a water tank (10) having a cavity and an opening communicating with the cavity;

the floating piece (20) is arranged in the water tank (10) and can float up and down along with the water level in the cavity;

a magnetic member (30) disposed on top of the float member (20);

a magnetic induction element (40) which is arranged above the floating piece (20) and can be in induction fit with the magnetic piece (30);

the water pump is electrically connected with the magnetic induction element (40);

when the water level of the water in the cavity is lower than a preset water level, the magnetic part (30) is positioned outside an induction area of the magnetic induction element (40), and the water pump stops; when the water level of the water in the cavity is higher than or equal to the preset water level, the magnetic part (30) is located in the induction area of the magnetic induction element (40), and the water pump works.

2. The water tank assembly as claimed in claim 1, wherein a mounting member (50) is provided on an inner side wall of the water tank (10), the mounting member (50) has a guide cavity (53) communicating with the cavity, the floating member (20) is located in the guide cavity (53) and can float up and down in the guide cavity (53), or the mounting member (50) has a guide hole for the floating member (20) to pass through, and a part of the floating member (20) is located in the guide hole and can float up and down in the guide hole.

3. The water tank assembly as claimed in claim 2, wherein when the mounting member (50) has a guide cavity (53), the mounting member (50) comprises two vertical plates (51) with an L-shaped cross section, the two vertical plates (51) are oppositely arranged on the inner side wall, the two vertical plates (51) and the inner side wall enclose the guide cavity (53), and a communication opening (54) for communicating the guide cavity (53) and the cavity is formed between the two vertical plates (51).

4. A water tank assembly according to claim 2, characterised in that the mounting member (50) further comprises a limiting member (52) limiting an upper limit position of the float member (20).

5. A water tank assembly according to any one of claims 1-4, characterised in that said magnetic induction element (40) is a proximity switch.

6. The water tank assembly as claimed in any one of claims 1 to 4, wherein a body (60) is mounted at an opening of the water tank (10), and the magnetic induction element (40) is fixed to a bottom of the body (60).

7. A water tank assembly according to any one of claims 1-4, characterised in that the float member (20) is an elongate float rod and/or that the water tank (10) is circular.

8. A water tank assembly according to any one of claims 1-4, characterised in that the length of the float (20) is smaller than the height of the water tank (10), and that the preset water level is the difference in height of the float (20) and the water tank (10) in the vertical direction.

9. A water tank assembly according to any one of claims 1-4, characterised in that the density of the float (20) is less than the density of water.

10. An electrical appliance, comprising: a cistern assembly as claimed in any one of claims 1 to 9.