CN212465721U - Liquid heater with sealed pot lid capable of automatically relieving pressure - Google Patents
Liquid heater with sealed pot lid capable of automatically relieving pressure Download PDFInfo
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- CN212465721U CN212465721U CN201922146273.8U CN201922146273U CN212465721U CN 212465721 U CN212465721 U CN 212465721U CN 201922146273 U CN201922146273 U CN 201922146273U CN 212465721 U CN212465721 U CN 212465721U
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- pressure
- pressure relief
- relief valve
- liquid heater
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Abstract
The utility model discloses a liquid heater with a sealing pot cover capable of automatically relieving pressure, which comprises a pot body and a sealing pot cover arranged on the pot body and capable of automatically relieving pressure, wherein the sealing pot cover comprises an inner pot cover, an outer pot cover and a pressure relief valve component; when the kettle body is upright, the steam hole is opened; when the kettle body inclines, the pressure relief valve component seals the steam hole, so that the safety is high, and the kettle is convenient to carry about.
Description
Technical Field
The utility model relates to a heater technical field especially relates to a liquid heater of sealed pot lid with can automatic pressure release.
Background
In the prior art, in the liquid heater in the current market, a kettle cover is used for sealing a heater kettle body, the kettle cover must be opened during heating so as to release pressure, and the potential safety hazard of explosion of the liquid heater exists if a consumer forgets to open the kettle cover.
In order to solve the problems, the kettle cover cannot seal the heater kettle body, but when the heater kettle body inclines, liquid in the liquid heater overflows to cause that the liquid heater cannot be carried at any time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the problems that exist among the prior correlation technique to a certain extent at least, for this reason, the utility model aims to provide a liquid heater with sealed pot lid that can automatic pressure release, its security is high, and is convenient for hand-carry.
The above purpose is realized by the following technical scheme:
a liquid heater with a sealed pot cover capable of automatically relieving pressure comprises a pot body and the sealed pot cover arranged on the pot body, wherein the sealed pot cover comprises an inner pot cover, an outer pot cover and a pressure relief valve assembly;
when the kettle body is erected, the pressure relief valve component is separated from the steam hole, and the steam hole is opened;
when the kettle body is inclined, the pressure relief valve component seals the steam hole.
In some embodiments, the pressure relief valve assembly includes a pressure relief valve and a steel ball, a support structure and a recess are provided on the inner pot lid, the pressure relief valve is rotatably provided on the support structure, one end of the pressure relief valve is used for opening or sealing the steam hole, the other end of the pressure relief valve cooperates with the steel ball to act, and the steel ball rolls in the recess on the inner pot lid along with the upright or inclined state of the pot body.
In some embodiments, a protrusion part in an inverted cone shape extending downwards is arranged at the other end of the pressure relief valve, and the protrusion part cooperates with the steel ball.
In some embodiments, a limiting part is arranged on the periphery of the concave part, and when the kettle body is inclined, the limiting part limits the position of the steel ball.
In some embodiments, the limiting portion is covered outside the recess portion in a cover body shape, an opening is arranged at the top of the limiting portion, and the lower end of the protruding portion extends into the limiting portion through the opening and is supported on the steel ball.
In some embodiments, the support structure includes support plates disposed at opposite intervals, and a rotating shaft is disposed on the pressure relief valve and rotatably disposed on the two support plates.
In some embodiments, an outer pressure relief hole is formed in the outer pot lid, and a pressure relief plug is disposed in the outer pressure relief hole, and the pressure relief plug is opened when the pressure in the pot body is greater than a preset pressure.
In some embodiments, a step part is arranged at the upper end in the outer pressure relief hole, a step part is arranged at the upper end of the pressure relief plug, and the step part abuts against the step part when the pressure in the kettle body is lower than a preset pressure;
the lower end of the pressure relief plug is provided with a blocking part, and when the pressure in the kettle body is greater than the preset pressure, the blocking part is abutted against the bottom surface of the outer kettle cover.
Compared with the prior art, the utility model discloses an at least including following beneficial effect:
1. the liquid heater with the sealing kettle cover capable of automatically relieving pressure of the utility model has the advantages that through the arranged pressure relief valve component, when the kettle body is upright, the steam hole is opened for pressure relief; when the kettle body inclines, the pressure relief valve component seals the steam hole to prevent liquid from overflowing, and the safety is high and the kettle is convenient to carry about.
Drawings
FIG. 1 is an exploded view of a liquid heater according to an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of the liquid heater with the kettle body in an upright position in accordance with an embodiment of the present invention;
FIG. 3 is a partial cross-sectional view of the liquid heater with the kettle body in an inclined position in accordance with an embodiment of the present invention;
fig. 4 is a partial cross-sectional view of the liquid heater with the pressure relief plug 5 open in an embodiment of the invention.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.
The first embodiment is as follows: as shown in fig. 1, 2, 3 and 4, the present embodiment provides a liquid heater with a sealed pot lid capable of automatically releasing pressure, which includes a pot body 1 and a sealed pot lid arranged on the pot body 1, wherein the sealed pot lid includes an inner pot lid 2, an outer pot lid 3 and a pressure release valve assembly 4, the inner pot lid 2 and the outer pot lid 3 are assembled together, a cavity 200 is formed between the inner pot lid 2 and the outer pot lid 3, an inner pressure release hole 201 is arranged on the inner pot lid 2, a steam hole 300 is arranged on the outer pot lid 3, and the pressure release valve assembly 4 is arranged in the cavity 200;
when the kettle body 1 is erected, the pressure relief valve component 4 is separated from the steam hole 300, and the steam hole 300 is opened;
when the kettle body 1 is tilted, the pressure relief valve assembly 4 seals the steam hole 300.
According to the liquid heater with the sealed kettle cover capable of automatically relieving pressure, the pressure relief valve assembly 4 is arranged, so that when the kettle body 1 is erected, the steam hole 300 is opened for pressure relief, explosion caused by overlarge pressure in the kettle body 1 can be avoided, and safety is effectively improved; when the kettle body 1 is tilted, the pressure relief valve assembly 4 seals the steam hole 300 to prevent the liquid from overflowing, thereby facilitating the carrying about of the user.
That is, in the liquid heater of the present embodiment, the steam generated when the liquid heater is heated in the vertical direction is discharged through the steam hole 300, and when the liquid heater is tilted, the relief valve assembly 4 seals the steam hole 300 to perform a sealing function, thereby preventing the liquid from overflowing.
In this embodiment, the pressure relief valve assembly 4 includes a pressure relief valve 41 and a steel ball 42, a support structure 21 is disposed on the inner pot lid 2, the pressure relief valve 41 is rotatably disposed on the support structure 21, one end of the pressure relief valve 41 is used for opening or sealing the steam hole 300, and the other end of the pressure relief valve cooperates with the steel ball 42, preferably, the weight of the other end of the pressure relief valve 41 is greater than the weight of one end of the pressure relief valve 41, as shown in fig. 2, the weight of the right end of the pressure relief valve 41 is greater than the weight of the left end of the pressure relief valve 41, the opening or sealing of the steam hole 300 is realized by using a lever principle, the structure is simple, the use is stable and reliable, when the liquid heater is heated normally; when the liquid heater inclines, the steel ball 42 rolls away from the lower end of the other end of the pressure release valve 41, the other end of the pressure release valve 41 tilts downwards under the action of gravity of the pressure release valve 41, and one end of the pressure release valve 41, namely the sealing head 412 of the pressure release valve 41, tilts upwards to seal the steam hole 300, so that the liquid of the liquid heater is prevented from overflowing.
In this embodiment, a concave part 202 is arranged on the inner pot lid 2, the steel ball 42 rolls in the concave part 202 on the inner pot lid 2 along with the upright or inclined state of the pot body 1, when the pot body 1 is upright, the steel ball 42 is limited in the concave part 202, the other end of the pressure relief valve 41 is supported on the steel ball 42, and the steel ball 42 can be limited in the concave part 202 through the arranged concave part 202 when the pot body 1 is upright, so that the other end of the pressure relief valve 41 can be stably supported, and the steam hole 300 can be opened for normal pressure relief.
Preferably, the other end of the pressure release valve 41 is provided with a protrusion 410 which extends downwards and is in an inverted cone shape, and the protrusion 410 is matched with the steel ball 42 to act, so that the structure is simple, and the matching between the other end of the pressure release valve 41 and the steel ball 42 is more stable and reliable. In particular, when the can 1 is erected, the projection 410 is supported on the steel ball 42, and when the can 1 is tilted, the projection 410 is separated from the steel ball 42 and the end is tilted downward.
More preferably, a limiting part 203 is arranged on the periphery of the recess 202, when the kettle body 1 is inclined, the limiting part 203 limits the position of the steel ball 42, when the liquid heater is inclined, the steel ball 42 rolls away from the lower end of the other end of the pressure release valve 41, the steel ball 42 rolls in the range limited by the limiting part 203, and further, when the kettle body 1 is erected again, the steel ball 42 can enter the recess 202 again to support the other end of the pressure release valve 41.
Specifically, the limiting portion 203 is a cover body covering the recess 202, an opening 2030 is arranged at the top of the limiting portion 203, and the lower end of the boss 410 extends into the limiting portion 203 through the opening 2030 and is supported on the steel ball 42, so that the structure is simple, the fitting between the boss 410 at the other end of the pressure release valve 41 and the steel ball 42 is more stable and reliable, and the use safety of the liquid heater is effectively improved.
More specifically, the supporting structure 21 includes the supporting pieces 210 that set up relatively at an interval, is provided with the pivot 411 on the relief valve 41, and the pivot 411 rotationally sets up on two supporting pieces 210, and the pivot 411 both ends of the pivot 411 of relief valve 41 rotationally set up respectively on two supporting pieces 210 promptly, and its simple structure, reasonable in design, ingenious can ensure the normal tilting of relief valve 41 to open or sealed this steam hole 300.
In this embodiment, an outer pressure relief hole 301 is formed in the outer pot lid 3, a pressure relief plug 5 is arranged in the outer pressure relief hole 301, when the pressure in the pot body 1 is greater than the preset pressure, the pressure relief plug 5 is opened, particularly, when the steam hole 300 is closed, and the liquid heater is heated, when the pressure in the pot body 1 is too large, steam rushes the pressure relief plug 5 for pressure relief, so that the use safety of the liquid heater can be improved, and accidents are avoided.
Preferably, the upper end is provided with step portion 3010 in the outer pressure relief hole 301, the upper end of pressure relief plug 5 is provided with step portion 501, when the pressure in the kettle body 1 is less than the preset pressure, step portion 501 abuts on step portion 3010, the top surface of step portion 501 and the top surface of outer kettle lid 3 are flush, therefore, the appearance of the sealed kettle lid is clean and tidy, the structure is simple, the design is reasonable and ingenious, and particularly, when the pressure in the kettle body 1 is less than the preset pressure, pressure relief plug 5 can be stabilized in outer pressure relief hole 301 to seal outer pressure relief hole 301.
More preferably, a blocking portion 502 is disposed at the lower end of the pressure relief plug 5, when the pressure in the kettle body 1 is greater than the preset pressure, the blocking portion 502 abuts against the bottom surface of the outer kettle lid 3, thereby preventing the pressure relief plug 5 from being ejected when steam is ejected, the pressure relief plug 5 can be stabilized in the outer pressure relief hole 301, and when the pressure in the kettle body 1 is less than the preset pressure again, the pressure relief plug 5 will fall due to the effect of gravity and seal the outer pressure relief hole 301 again.
The dynamic sealing kettle cover of the embodiment is composed of an inner kettle cover and an outer kettle cover, a cavity 200 is formed between the inner kettle cover and the outer kettle cover, the inner kettle cover 2 is provided with an inner pressure relief hole 201, and the outer kettle cover 3 is provided with an outer pressure relief hole 301 and a steam hole 300; the outer pressure relief hole 301 of the outer pot lid 3 is provided with a pressure relief plug 5, and the cavity 200 is provided with a pressure relief valve 41 and a rolling steel ball 42. The sealing pot cover is detachably connected with the pot body 1 of the liquid heater and is sealed through the pot cover sealing ring 6, wherein the heating principle of the liquid heater is not limited, and the detachable connection structure of the pot cover and the pot body is not limited.
The steel ball assembly surface of the inner pot lid 2 is a concave part 202, specifically a curved surface, as shown in fig. 2, when the liquid heater is upright, the steel ball 42 is located at the lowest point of the concave part 202 to support the right end of the pressure release valve 41, due to the lever principle, the positions of the left and right ends of the pressure release valve 41 are approximately balanced, the sealing head 412 of the pressure release valve 41 is separated from the steam hole 300 of the outer lid 3, the steam hole 300 is in an open state, and steam generated during heating leaks out through the inner pressure release hole 201 of the inner pot lid 2 and the steam hole 300 of the outer pot lid 3; as shown in fig. 3, when the liquid heater is inclined, the steel ball 42 rolls away from the right end of the pressure release valve 41, and because the weight of the right end of the pressure release valve 41 is greater than that of the left end, the right end of the pressure release valve 41 tilts downwards under the action of gravity due to the lever principle, so that the sealing head 412 at the left end of the pressure release valve 41 tilts upwards to seal the steam hole 300, and the liquid in the kettle body 1 is prevented from overflowing; after standing again, the steel ball 42 returns to the lowest point of the concave part 202 of the inner pot lid 2 to support the right end of the pressure release valve 41 again, so that the right end of the pressure release valve 41 is tilted upwards, and at this time, the sealing head 412 at the left end of the pressure release valve 41 tilts downwards due to the lever principle and is separated from the steam hole 300 of the outer pot lid 3 to open the steam hole 300.
Meanwhile, the outer pressure relief hole 301 of the outer kettle cover 3 is provided with the pressure relief plug 5, and the pressure relief plug 5 is plugged into the outer pressure relief hole 301 in a normal state and is sealed and fixed; as shown in fig. 4, when the pressure in the kettle body 1 is too high, the steam rushes the pressure relief plug 5, and the steam is discharged through the inner pressure relief hole 201 of the inner kettle lid 1 and the outer pressure relief hole 301 of the outer kettle lid 3.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (8)
1. The liquid heater with the sealed pot cover capable of automatically relieving pressure is characterized by comprising a pot body (1) and the sealed pot cover arranged on the pot body (1), wherein the sealed pot cover comprises an inner pot cover (2), an outer pot cover (3) and a pressure relief valve component (4), the inner pot cover (2) and the outer pot cover (3) are assembled together, a cavity (200) is formed between the inner pot cover (2) and the outer pot cover (3), an inner pressure relief hole (201) is formed in the inner pot cover (2), a steam hole (300) is formed in the outer pot cover (3), and the pressure relief valve component (4) is arranged in the cavity (200);
when the kettle body (1) is erected, the pressure relief valve assembly (4) is separated from the steam hole (300), and the steam hole (300) is opened;
when the kettle body (1) is inclined, the pressure relief valve assembly (4) seals the steam hole (300).
2. The liquid heater with the sealing kettle cover capable of automatically relieving the pressure is characterized in that the pressure relief valve component (4) comprises a pressure relief valve (41) and a steel ball (42), a supporting structure (21) and a concave part (202) are arranged on the inner kettle cover (2), the pressure relief valve (41) is rotatably arranged on the supporting structure (21), one end of the pressure relief valve (41) is used for opening or sealing the steam hole (300), the other end of the pressure relief valve is matched with the steel ball (42) to act, and the steel ball (42) rolls in the concave part (202) on the inner kettle cover (2) along with the upright or inclined state of the kettle body (1).
3. The liquid heater with the sealing pot lid capable of automatically relieving the pressure as claimed in claim 2, wherein a downward extending inverted cone-shaped protrusion (410) is arranged at the other end of the pressure relief valve (41), and the protrusion (410) cooperates with the steel ball (42).
4. A liquid heater with a sealed pot lid capable of automatically relieving pressure as claimed in claim 3, wherein a limiting part (203) is arranged at the periphery of the concave part (202), and when the pot body (1) is inclined, the limiting part (203) limits the position of the steel ball (42).
5. The liquid heater with the sealing kettle cover capable of automatically relieving the pressure according to claim 4, wherein the limiting part (203) is covered outside the concave part (202) in a cover shape, an opening (2030) is arranged at the top of the limiting part (203), and the lower end of the boss (410) extends into the limiting part (203) through the opening (2030) and is supported on the steel ball (42).
6. A liquid heater with a sealed kettle cover capable of automatically relieving pressure according to any one of claims 2 to 5, wherein the supporting structure (21) comprises supporting plates (210) arranged at intervals, a rotating shaft (411) is arranged on the pressure relief valve (41), and the rotating shaft (411) is rotatably arranged on the two supporting plates (210).
7. A liquid heater with a sealed lid capable of automatically releasing pressure according to any one of claims 1 to 5, wherein an outer pressure releasing hole (301) is provided on the outer lid (3), a pressure releasing plug (5) is provided in the outer pressure releasing hole (301), and the pressure releasing plug (5) is opened when the pressure in the kettle body (1) is higher than a preset pressure.
8. The liquid heater with the sealed pot lid capable of automatically releasing the pressure is characterized in that a step part (3010) is arranged at the inner upper end of the outer pressure releasing hole (301), a step part (501) is arranged at the upper end of the pressure releasing plug (5), and when the pressure in the pot body (1) is lower than the preset pressure, the step part (501) is abutted against the step part (3010);
the lower end of the pressure relief plug (5) is provided with a blocking part (502), and when the pressure in the kettle body (1) is greater than the preset pressure, the blocking part (502) abuts against the bottom surface of the outer kettle cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146273.8U CN212465721U (en) | 2019-12-04 | 2019-12-04 | Liquid heater with sealed pot lid capable of automatically relieving pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146273.8U CN212465721U (en) | 2019-12-04 | 2019-12-04 | Liquid heater with sealed pot lid capable of automatically relieving pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212465721U true CN212465721U (en) | 2021-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922146273.8U Active CN212465721U (en) | 2019-12-04 | 2019-12-04 | Liquid heater with sealed pot lid capable of automatically relieving pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212465721U (en) |
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2019
- 2019-12-04 CN CN201922146273.8U patent/CN212465721U/en active Active
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