CN215383185U

CN215383185U - Liquid heating device

Info

Publication number: CN215383185U
Application number: CN202022678748.0U
Authority: CN
Inventors: 李朝政; 赵秀玲; 李磊; 杨玉龙; 梁广龙; 谭伟新
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2022-01-04
Anticipated expiration: 2030-11-18

Abstract

The present invention provides a liquid heating device comprising: the cup body is provided with an accommodating cavity; the heating device is arranged in the cup body and is used for heating the accommodating cavity; the cover body is arranged on the cup body, and the cup body is provided with a pressure relief hole communicated with the containing cavity; the plugging structure is arranged in the cover body and matched with the pressure relief hole, and the plugging structure is provided with a plugging position for plugging the pressure relief hole and an opening position for opening the pressure relief hole. The technical scheme of the utility model overcomes the defect that the electric heating water cup in the prior art can not heat water to 100 ℃ in high altitude areas.

Description

Liquid heating device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a liquid heating device.

Background

The electric heating cup is a common household appliance. For users in high altitude areas, the boiling point of water is low due to low air pressure in the high altitude areas, and most of electric heating water cups on the market at present cannot heat water to 100 ℃ when used in the high altitude areas, so that harmful microorganisms may exist in the water, and the water is harmful to the bodies after long-term drinking.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defect that the electric heating water cup in the prior art cannot heat water to 100 ℃ in a high altitude area, thereby providing a liquid heating device.

In order to solve the above problems, the present invention provides a liquid heating apparatus comprising: the cup body is provided with an accommodating cavity; the heating device is arranged in the cup body and is used for heating the accommodating cavity; the cover body is arranged on the cup body, and the cup body is provided with a pressure relief hole communicated with the containing cavity; the plugging structure is arranged in the cover body and matched with the pressure relief hole, and the plugging structure is provided with a plugging position for plugging the pressure relief hole and an opening position for opening the pressure relief hole.

Optionally, the liquid heating apparatus further comprises: the driving structure is arranged in the cover body and connected with the plugging structure, and the driving structure is used for driving the plugging structure to move between the opening position and the plugging position.

Optionally, the driving structure is a solenoid valve, and the blocking structure is a blocking head connected to an end of a push rod of the solenoid valve.

Optionally, the lid includes the shell and sets up the inner cup in the shell, and the upper edge department at the cup is established to the inner cup lid, and wherein, the pressure release hole is including setting up the first hole on the inner cup and setting up the second hole on the shell, first hole and second hole intercommunication, and block structure sets up between shell and inner cup to block structure and first hole and/or second hole cooperation.

Optionally, the housing is provided with a mounting recess, the driving structure is arranged in the mounting recess, and the blocking structure is matched with the first hole.

Optionally, a partition structure is arranged on the outer shell and/or the inner cover, the partition structure encloses an exhaust cavity in a space between the outer shell and the inner cover, the first hole and the second hole are both communicated with the exhaust cavity, and the driving structure is arranged in the exhaust cavity.

Optionally, the partition structure includes first annular bead and second annular bead, and first annular bead sets up on the shell, covers including the second annular bead sets up, and when shell and inner cup lock were in the same place, the tip of first annular bead and the tip butt of second annular bead were in order to enclose into the exhaust chamber.

Optionally, a sealing structure is provided between the first annular bead and the second annular bead.

Optionally, the second aperture is an elongated aperture.

Optionally, the liquid heating apparatus further includes a pressure sensor and a control device, the pressure sensor is used for detecting the pressure of the accommodating cavity, and the driving structure and the pressure sensor are both connected with the control device.

Optionally, the pressure sensor is arranged on the blocking structure.

Optionally, the liquid heating device is an electric heating cup.

The technical scheme of the utility model has the following advantages:

when the liquid heating device is used for heating water, the water is poured into the containing cavity, the heating device works and heats the containing cavity, and the blocking structure is located at the blocking position to close the containing cavity. In the heating process, the pressure of the accommodating cavity is continuously increased, so that the boiling point of water reaches 100 ℃, and bacteria and microorganisms in the water are fully killed. After heating, block structure is in the open position, holds the chamber and communicates with the external world and realize the pressure release, and the user of being convenient for normally drinks. Therefore, the technical scheme of the utility model overcomes the defect that the electric heating water cup in the prior art cannot heat water to 100 ℃ in a high-altitude area.

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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 shows a schematic structural view of a liquid heating apparatus of the present invention;

FIG. 2 shows an enlarged schematic view at A in FIG. 1; and

fig. 3 shows an exploded view of the cover of the liquid heating apparatus of fig. 1.

Description of reference numerals:

10. a cup body; 11. an accommodating chamber; 20. a heating device; 30. a cover body; 31. a housing; 311. a mounting recess; 32. an inner cover; 40. a pressure relief vent; 41. a first hole; 42. a second hole; 50. a blocking structure; 60. a drive structure; 70. a partition structure; 71. a first annular rib; 72. a second annular bead; 80. an exhaust chamber; 90. a sealing structure; 100. a pressure sensor; 110. and a control device.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two 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, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 and 2, the liquid heating apparatus of the present embodiment includes a cup body 10, a heating apparatus 20, a lid body 30, and a sealing structure 50. Wherein, the cup body 10 is provided with a containing cavity 11. The heating device 20 is disposed in the cup body 10 and serves to heat the accommodation chamber 11. The cover 30 is disposed on the cup body 10, and the cup body 10 is provided with a pressure relief hole 40 communicated with the accommodating cavity 11. The blocking structure 50 is provided in the lid body 30 and cooperates with the pressure relief hole 40, and the blocking structure 50 has a blocking position to block the pressure relief hole 40, and an open position to open the pressure relief hole 40.

With the liquid heating device of the present embodiment, when heating water, water is poured into the accommodating cavity 11, the heating device works and heats the accommodating cavity 11, and the blocking structure 50 is at the blocking position to close the accommodating cavity 11. In the heating process, the pressure of the accommodating cavity 11 is continuously increased, so that the boiling point of water reaches 100 ℃, and bacteria and microorganisms in the water are fully killed. After heating, block structure 50 is in the open position, holds chamber 11 and external intercommunication and realizes the pressure release, and the user of being convenient for normally drinks. Therefore, the technical scheme of the embodiment overcomes the defect that the electric heating water cup in the prior art cannot heat water to 100 ℃ in a high-altitude area.

It should be noted that, after the blocking structure 50 closes the pressure relief hole 40, the accommodating cavity 11 becomes a closed cavity, and at this time, when the liquid in the accommodating cavity 11 is heated, the air pressure in the accommodating cavity 11 will rise, thereby achieving the technical effect of pressurization. When block structure 50 was in the open position, it communicates with the external world through pressure release hole 40 to hold chamber 11 to realize holding chamber 11 and carry out the pressure release to prevent to splash because of the too big liquid that leads to of pressure after the heating, thereby guarantee user's safety in utilization. In particular, the blocking structure 50 is not only in the blocking position during heating but also in the open position after heating is completed, for example, when a user does not need to take water, the blocking structure 50 can be in the blocking position all the time, and thus water can be prevented from spilling. When a user needs to take water, the blocking structure 50 is in the open position, thereby facilitating the taking of water.

As shown in fig. 2, in the solution of the present embodiment, the liquid heating apparatus further comprises a driving structure 60. Wherein the driving structure 60 is arranged in the cover body 30 and connected with the blocking structure 50, and the driving structure 60 is used for driving the blocking structure 50 to move between the open position and the blocking position. In particular, the actuation structure 60 is used to provide an actuation force to the occluding structure 50 to move or hold the occluding structure 50 in a position. For example, the actuating structure 60 may actuate the blocking structure 50 from the open position into the blocking position, while the actuating structure 60 may keep the blocking structure 50 from moving away from the blocking position even if it is subjected to a certain pressure transmitted from the receiving chamber 11. I.e. the actuating structure 60 has the effect of actuating the movement and retaining the position of the occluding structure 50.

As shown in fig. 2, in the present embodiment, the driving structure 60 is a solenoid valve, and the blocking structure 50 is a blocking head connected to an end of a push rod of the solenoid valve. Specifically, the electromagnetic valve comprises an electromagnetic coil and a valve core, wherein the end part of the valve core forms a push rod structure, and a blocking head is arranged at the end part of the valve core. The electromagnetic valve is controlled to be powered on or powered off, so that the plugging head can be controlled to move between the plugging position and the opening position.

As shown in fig. 2 and 3, in the solution of the present embodiment, the lid body 30 includes an outer shell 31 and an inner lid 32 disposed inside the outer shell 31, and the inner lid 32 is disposed at the upper edge of the cup body 10. Wherein the pressure relief hole 40 includes a first hole 41 provided on the inner lid 32 and a second hole 42 provided on the outer case 31, the first hole 41 communicates with the second hole 42, the blocking structure 50 is provided between the outer case 31 and the inner lid 32, and the blocking structure 50 is fitted with the first hole 41. Specifically, the inner lid 32 is disposed inside the outer shell 31, and the inner lid 32 is placed on the upper edge of the cup body 10. A cavity is formed between the outer case 31 and the inner cover 32, and the space in the accommodation chamber 11 can communicate with the outside through the first hole 41 and the second hole 42. The solenoid valve described above is disposed between the housing 31 and the inner lid 32, and the plunger of the solenoid valve extends toward the first hole 41, and the closing head engages with the first hole 41 on the inner lid 32. Further, the outer shell 31 and the inner lid 32 are positioned by a snap and then fastened by a bolt, and a sealing gasket is disposed between the inner lid 32 and the cup body 10, and a through hole is disposed on the sealing gasket and corresponds to the first hole 41. Of course, the blocking head may also be matched with the second hole 42, or both the first hole 41 and the second hole 42, as long as the accommodating cavity 11 can be isolated from the outside.

As shown in fig. 2 and 3, in the solution of the present embodiment, a mounting recess 311 is provided on the housing 31, the driving structure 60 is disposed in the mounting recess 311, and the blocking structure 50 is engaged with the first hole 41. Specifically, the mounting recess 311 is fitted to the valve body shape of the solenoid valve, and the mounting recess 311 is located directly above the first hole 41. The above-described mounting recess 311 facilitates connection of the solenoid valve.

As shown in fig. 2 and 3, in the solution of the present embodiment, a partition structure 70 is provided on the outer shell 31 and the inner cover 32, and the partition structure 70 encloses an exhaust chamber 80 in a space between the outer shell 31 and the inner cover 32. The first and

second bores

41, 42 are both in communication with the exhaust chamber 80, and the drive structure 60 is disposed within the exhaust chamber 80. Specifically, the space between the outer case 31 and the inner cover 32 of the partition structure 70 is enclosed to form a closed space, and when the pressure in the accommodating chamber 11 is released, the pressure enters the exhaust chamber 80 from the first hole 41, and then communicates with the outside from the exhaust chamber 80 through the second hole 42.

As shown in fig. 2 and 3, in the solution of the present embodiment, the partition structure 70 includes a first annular rib 71 and a second annular rib 72, the first annular rib 71 is provided on the outer casing 31, and the second annular rib 72 is provided on the inner lid 32. When the outer cover 31 and the inner cover 32 are fastened together, the end of the first annular rib 71 abuts against the end of the second annular rib 72 to define the exhaust chamber 80. Specifically, the first annular rib 71 and the second annular rib 72 are adapted in position and shape, and when the outer shell 31 and the inner cover 32 are fastened together, the first annular rib 71 and the second annular rib 72 are also fastened together, so that they form a cavity, i.e., the exhaust cavity 80. As can be seen in connection with fig. 3, the first holes 41 are located in the middle of the exhaust chamber 80, and the second holes 42 are located in the side of the exhaust chamber 80.

As shown in fig. 2, in the present embodiment, a sealing structure 90 is provided between the first annular bead 71 and the second annular bead 72. Specifically, the sealing structure 90 is a sealing ring interposed between the first annular rib 71 and the second annular rib 72, and the sealing ring can prevent water vapor from flowing from the exhaust chamber 80 to other space between the outer casing 31 and the inner lid 32.

As shown in fig. 2 and 3, in the solution of the present embodiment, the second hole 42 is a long hole. Specifically, the elongated hole makes the area of the second hole 42 as large as possible, thereby accelerating the pressure relief process.

As shown in fig. 1 and fig. 2, in the solution of the present embodiment, the liquid heating apparatus further includes a pressure sensor 100 and a control device 110, the pressure sensor 100 is used for detecting the pressure of the accommodating cavity 11, and the driving structure 60 and the pressure sensor 100 are both connected to the control device 110. Specifically, the pressure sensor 100 is used for detecting the pressure in the accommodating chamber 11, and when the pressure sensor 100 detects that the pressure in the accommodating chamber 11 is too high, the control device 110 controls the electromagnetic valve and causes the blocking head to open the first hole 41, and at this time, the pressure in the accommodating chamber 11 is unloaded, so as to prevent the heating device from exploding due to the too high pressure in the accommodating chamber 11. Of course, according to the above description, the control device 110 may also control the position of the blocking head according to other situations, for example, when the user does not need to take water, the control device 110 controls the blocking head to be in the blocking position.

As shown in fig. 2, in the solution of the present embodiment, the pressure sensor 100 is disposed on the blocking structure 50. Specifically, the pressure sensor 100 is disposed on the surface of the plugging head directly communicating with the accommodating cavity 11, so that the pressure sensor 100 can directly measure the pressure in the accommodating cavity 11, and the pressure control is more accurate.

Preferably, the liquid heating device is an electric heating cup. Of course, other heating devices for heating liquid may also adopt the above-mentioned structure, such as an electric water heating kettle, an electric water heating bottle, and the like.

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 therefrom are within the scope of the utility model.

Claims

1. A liquid heating apparatus, comprising:

the cup body (10), the cup body (10) has a containing cavity (11);

the heating device (20) is arranged in the cup body (10) and is used for heating the accommodating cavity (11);

the cover body (30) is arranged on the cup body (10), and a pressure relief hole (40) communicated with the accommodating cavity (11) is formed in the cup body (10);

the blocking structure (50) is arranged in the cover body (30) and is matched with the pressure relief hole (40), and the blocking structure (50) is provided with a blocking position for blocking the pressure relief hole (40) and an opening position for opening the pressure relief hole (40);

the driving structure (60) is arranged in the cover body (30) and connected with the blocking structure (50), the driving structure (60) is used for driving the blocking structure (50) to move between the opening position and the blocking position, the driving structure (60) is an electromagnetic valve, and the blocking structure (50) is a blocking head connected to the end portion of a push rod of the electromagnetic valve.

2. Liquid heating device according to claim 1, characterized in that the cover body (30) comprises an outer shell (31) and an inner cover (32) arranged inside the outer shell (31), the inner cover (32) covering the upper edge of the cup body (10), wherein the pressure relief hole (40) comprises a first hole (41) arranged on the inner cover (32) and a second hole (42) arranged on the outer shell (31), the first hole (41) communicating with the second hole (42), the blocking structure (50) being arranged between the outer shell (31) and the inner cover (32), and the blocking structure (50) cooperating with the first hole (41) and/or the second hole (42).

3. A liquid heating device according to claim 2, wherein the housing (31) is provided with a mounting recess (311), the actuating structure (60) being arranged in the mounting recess (311), the blocking structure (50) cooperating with the first aperture (41).

4. Liquid heating device according to claim 2, characterized in that a partition structure (70) is provided on the outer housing (31) and/or the inner cover (32), the partition structure (70) enclosing an air venting chamber (80) in the space between the outer housing (31) and the inner cover (32), the first aperture (41) and the second aperture (42) both communicating with the air venting chamber (80), the drive structure (60) being provided within the air venting chamber (80).

5. Liquid heating device according to claim 4, characterized in that said separating structure (70) comprises a first annular rib (71) and a second annular rib (72), said first annular rib (71) being provided on said outer shell (31) and said second annular rib (72) being provided on said inner cover (32), the end of said first annular rib (71) abutting the end of said second annular rib (72) to enclose said venting chamber (80) when said outer shell (31) and said inner cover (32) are snapped together.

6. Liquid heating device according to claim 5, wherein a sealing structure (90) is provided between the first annular bead (71) and the second annular bead (72).

7. A liquid heating device according to claim 2, wherein the second aperture (42) is an elongated aperture.

8. Liquid heating device according to claim 1, further comprising a pressure sensor (100) and a control device (110), the pressure sensor (100) being adapted to detect the pressure of the receiving chamber (11), the drive structure (60) and the pressure sensor (100) being connected to the control device (110).

9. Liquid heating device according to claim 8, wherein the pressure sensor (100) is arranged on the blocking structure (50).

10. The liquid heating apparatus according to claim 1, wherein the liquid heating apparatus is an electric heating cup.