CN209743691U - Safety valve and cooking utensil - Google Patents
Safety valve and cooking utensil Download PDFInfo
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- CN209743691U CN209743691U CN201920060936.1U CN201920060936U CN209743691U CN 209743691 U CN209743691 U CN 209743691U CN 201920060936 U CN201920060936 U CN 201920060936U CN 209743691 U CN209743691 U CN 209743691U
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- magnetic part
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- air outlet
- valve
- safety valve
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Abstract
The utility model discloses a safety valve, include: the valve body is provided with an exhaust port communicated with the outside; a valve seat connected to the valve body, the valve seat having an exhaust passage with an air inlet and an air outlet; and the magnetic suction component is arranged at the air outlet and has a suction state and a separation state, the magnetic suction component comprises a magnetic part and a magnetic suction part matched with the magnetic part, the magnetic part is matched with the magnetic suction part to open or close the air outlet, and the air outlet is communicated with the air outlet when opened. The utility model also discloses a cooking utensil, cooking utensil have with the culinary art chamber of air inlet intercommunication. Utilize the utility model discloses can reduce the use cost of relief valve, improve the safety protection performance of relief valve.
Description
Technical Field
The utility model belongs to the technical field of kitchen appliance, especially, relate to a relief valve and cooking utensil.
background
The safety valve of the pressure cooker is used as a vital safety protection part of the pressure cooker, and when the safety valve works, other safety protection measures of the pressure cooker are failed, so that the pressure cooker has serious potential safety hazards.
The existing safety valves of pressure cookers mainly have two types: one is a disposable safety valve, which has higher use cost; the other type is an automatic reciprocating safety valve, namely the safety valve works when the pressure in the cooker reaches the working pressure of the safety valve, when the pressure in the cooker is reduced to be lower than the working pressure of the safety valve, the safety valve restores the state before the safety valve works, the pressure in the cooker rises again, the safety valve works again, and the operation is repeated, so that a user does not know that the pressure cooker at the moment has serious potential safety hazard, and safety accidents are easy to happen.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an avoid the weak point that above-mentioned prior art exists, provide a relief valve and cooking utensil to strengthen pressure type cooking utensil's safety protection performance.
The utility model discloses the technical scheme who adopts does:
A safety valve, comprising: the valve body is provided with an exhaust port communicated with the outside; a valve seat connected to the valve body, the valve seat having an exhaust passage with an air inlet and an air outlet; the magnetic suction assembly is arranged at the air outlet and has a suction state and a separation state, the magnetic suction assembly comprises a magnetic part and a magnetic suction part matched with the magnetic part, and the magnetic part is matched with the magnetic suction part to open or close the air outlet; the magnetic part or the magnetic part has Curie temperature, when the temperature of the magnetic part or the magnetic part is lower than the Curie temperature, the magnetic part or the magnetic part attracts and closes the air outlet, when the temperature of the magnetic part or the magnetic part is equal to or higher than the Curie temperature, the magnetic part or the magnetic part separates from the air outlet, and the air outlet is opened and communicated with the air outlet.
the magnetic part surrounds the air outlet, and the air outlet is closed when the magnetic part attracts the magnetic part.
The valve body is provided with a valve cavity, and the magnetic suction assembly is positioned in the valve cavity; the valve body is provided with a limiting part for preventing the magnetic part from falling out of the valve cavity; the valve body has a through hole adjacent to the stopper.
The safety valve is characterized in that the safety valve is also provided with an elastic part used for driving the magnetic part to move along the axis direction of the valve cavity, and the elasticity of the elastic part is smaller than the attraction force between the magnetic part and the magnetic part in the attraction state.
The elastic piece is arranged on the valve seat, and the central line of the elastic piece is approximately coincident with the axis of the valve seat.
The magnetic part is fixedly connected with the valve seat, and the valve seat is provided with an accommodating cavity for at least partially accommodating the magnetic part.
And a sealing element is further arranged between the magnetic element and the air outlet and provided with a first combining surface, the magnetic element is provided with a second combining surface, and the second combining surface is positioned above the first combining surface so as to press and hold the sealing element at the air outlet.
And a sealing bulge is arranged on the surface of the sealing element facing the magnetic element.
The valve seat is detachably arranged on the valve body, and at least partial area of the valve seat is positioned in the valve cavity; the position height of the air outlet is not higher than that of the air outlet.
The utility model also discloses a cooking utensil, including culinary art chamber and as above the relief valve, the air inlet with culinary art chamber intercommunication.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:
1. The utility model discloses a set up interact's magnetism and inhale piece and magnetic part in gas outlet department, control through separation and actuation between them the switching of gas outlet to realize the pressure release and the closure in culinary art chamber, strengthened cooking utensil's safety protection effect, make cooking utensil's use safer, reliable, its simple structure, compactness, spare part is few, and shared installation space is little, has reduced manufacturing cost.
2. Compare in the disposable relief valve among the prior art, the utility model provides a relief valve can reuse to greatly reduced use cost, avoided the change after the use. Compare in the structure that relies on micro motor to realize reciprocating type removal of magnetism cushion among the prior art, the utility model discloses in the motion of magnetic part or magnetism piece of inhaling need not to use power parts such as motor to greatly reduced use cost, saved installation space, reduced the assembly degree of difficulty.
3. The utility model discloses can manually reset magnetic part or magnetism inhale the piece, after the relief valve work, before manual reset, the relief valve is in the state with external atmosphere intercommunication all the time, and the atmospheric pressure of culinary art intracavity can not rise, has avoided frying the pot. Meanwhile, the magnetic part or the magnetic part jumps and needs to be manually reset, and the magnetic part is attracted to the user, so that the user is prompted that potential safety hazards appear on the cooking appliance, and the safety protection performance of the cooking appliance is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the application and not to limit the invention. In the drawings:
fig. 1 is an axonometric view of the safety valve described in embodiment 1 of the present invention.
Fig. 2 is a sectional view of the safety valve in the non-activated state according to embodiment 1 of the present invention.
Fig. 3 is an axonometric view of the valve body in embodiment 1 of the present invention.
Fig. 4 is an axonometric view of the valve seat according to embodiment 1 of the present invention.
Fig. 5 is a cross-sectional view of the valve seat according to embodiment 1 of the present invention.
fig. 6 is an isometric view of a seal member according to embodiment 1 of the present invention.
Fig. 7 is a cross-sectional view of the sealing member according to embodiment 1 of the present invention.
fig. 8 is a cross-sectional view of the safety valve in the embodiment 1 of the present invention when it is activated to perform air exhaust.
Wherein the content of the first and second substances,
1. the magnetic element 2, the spring 3, the valve body 31, the exhaust port 32, the through hole 33, the valve cavity 4, the magnetic element 5, the sealing element 51, the sealing protrusion 52, the first combining surface 53, the second through hole 6, the valve seat 61, the first valve seat 62, the second valve seat 63, the third valve seat 64, the boss 65, the exhaust channel 651, the air inlet 652, the air outlet 66 and the accommodating cavity
Detailed Description
in order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In addition, in the description of the present invention, it is to be understood that the terms "top", "bottom" and "bottom" are used herein,
The terms "inner," "outer," "axial," "radial," "circumferential," and the like, as used herein, are intended to refer to an orientation or positional relationship shown in the drawings and are intended to facilitate describing the invention and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Example 1:
The utility model provides a cooking utensil, cooking utensil has the pot body, interior pot and lid, the pot body has the culinary art chamber, interior pot can freely be put into the culinary art chamber with follow the culinary art intracavity is taken out, the pot body has and is used for heating the heating element of interior pot and be used for carrying out the temperature measurement's to the temperature in inner bag, heating element or the culinary art intracavity temperature measurement element, the lid is used for opening or seals interior pot.
The utility model provides a technology improvement point does not specifically confine to the concrete structure of parts such as cooking utensil's the pot body, interior pot, lid, consequently, cooking utensil is in the embodiment of the utility model discloses an in can have different structural style, like the constitution of lid and the structure of the pot body and material, heating unit's arrangement mode and heating method etc. all can set up according to the demand of difference.
when the cooking utensil has problems, such as when the temperature measuring element fails, the heating unit continuously heats, the temperature in the cooking cavity rises, the pressure in the cooking cavity increases, and if the pressure is not released in time, the risk of frying a pot exists, so that the cooking utensil further comprises a safety valve for protecting the cooking utensil.
As shown in fig. 1 to 8, the safety valve includes a valve body 3 and a valve seat 6 connected to the valve body 3, the valve body 3 having an exhaust port 31 communicating with the outside, the valve seat 6 having an exhaust passage 65, the exhaust passage 65 having an inlet port 651 and an outlet port 652, the inlet port 651 communicating with the cooking chamber. As shown in fig. 8, when the safety valve operates, the air outlet 652 is communicated with the air outlet 31 in an open state, and air in the cooking cavity is exhausted through the air exhaust channel 65 and the air outlet 31, so that pressure relief is realized. As shown in fig. 2, in a normal state, that is, in a state where the safety valve is not opened, the gas outlet 652 is closed to cut off the communication with the gas outlet 31, and the gas in the cooking cavity cannot be discharged from the gas discharge passage 65 and the gas outlet 31.
The safety valve further includes a magnetic attraction component for opening or closing the air outlet 652. The magnetic attraction component is arranged at the air outlet 652 and has an attraction state and a separation state. The magnetic attraction component comprises a magnetic part 1 and a magnetic attraction part 4 matched with the magnetic part 1, wherein the magnetic part 1 is matched with the magnetic attraction part 4 to open or close the air outlet 652.
Specifically, the valve body 3 has a valve cavity 33, and the magnetically attractive component is located in the valve cavity 33. The valve seat 6 is detachably mounted on the valve body, and at least a partial area of the valve seat 6 is positioned in the valve cavity 33. Preferably, the valve body is in threaded connection with the valve seat.
As shown in fig. 4, in the present embodiment, the valve seat 6 has a first valve seat 61, a second valve seat 62 and a third valve seat 63 connected in sequence, and the axes of the first, second and third valve seats are collinear. The outer diameters of the first valve seat and the third valve seat are smaller than the outer diameter of the second valve seat 62, the outer side wall of the second valve seat 62 is provided with external threads matched with the internal threads on the inner side wall of the valve body 3, the exhaust channel 65 penetrates through the first valve seat 61, the second valve seat 62 and the third valve seat 63, the air inlet 651 is arranged at the bottom end of the third valve seat 63, and the air outlet 652 is arranged at the top end of the first valve seat 61.
Preferably, as shown in fig. 2 and 8, after the valve seat 6 is assembled with the valve body 3, the height of the position of the exhaust port 31 on the valve body 3 is not higher than the height of the position of the gas outlet 652, so that gas, liquid, solid and the like discharged from the gas outlet 652 can be discharged through the exhaust port 31 under the driving of high-pressure gas flow, thereby avoiding the substance residue in the valve cavity 33.
In this embodiment, the valve body 3 is provided with a plurality of exhaust ports 31, preferably, the exhaust ports 31 are uniformly distributed along the circumferential direction of the valve body 3.
In this embodiment, the magnetic element 4 is mounted on the first valve seat 61 and disposed around the air outlet 652, and the upper portion of the first valve seat 61 is provided with a receiving cavity 66 for at least partially receiving the magnetic element 4. For convenience, the magnetic part 4 is riveted with the first valve seat 61.
In addition, in order to realize the sealing of the air outlet 652 and prevent the gas from being discharged through the air outlet 652 in the normal working state of the cooking appliance, a sealing member 5 is further arranged between the magnetic member 1 and the air outlet 652.
Preferably, as shown in fig. 5 to 7, in the present embodiment, the first valve seat 61 is provided with a boss 64 for mounting the sealing member 5, and the sealing member 5 is sleeved on the boss 64. The sealing element 5 has a first combining surface 52, and the magnetically attracting element 4 has a second combining surface located above the first combining surface 52 to press the sealing element 5 at the air outlet 652 to prevent the sealing element 5 from being removed.
Specifically, the central region of the magnetic element 4 has a first through hole communicating with the air outlet 652, the sealing element 5 has a second through hole 53 communicating with the air outlet, the inner diameter of the first through hole is larger than the inner diameter of the second through hole 53, and preferably, the inner diameter of the second through hole 53 is not smaller than the inner diameter of the air outlet 652. One end of the sealing element 5 is pressed and held by the magnetic attraction element 4, and the other end of the sealing element passes through the first through hole and extends towards the magnetic element 1.
In order to further improve the sealing performance at the air outlet 652, a sealing protrusion 51 is provided on the surface of the sealing member 5 facing the magnetic member 1. When the magnetic element 4 and the magnetic element 1 are attracted to each other, the magnetic element 1 presses the sealing protrusion 51, and the air outlet 652 is in a closed state. When the magnetic element 4 is separated from the magnetic element 1, the magnetic element 1 is separated from the sealing element 5, the sealing protrusion 51 is in a free state, the air outlet 652 is opened and is communicated with the air outlet 31, and the pressure in the inner pot is released.
preferably, the magnetic member 1 in this embodiment is a permanent magnet, and the magnetic member 4 is a magnetic steel. The magnetically attractive element 4 has a curie temperature. When the cooking appliance normally operates and the temperature of the magnetic part 4 is lower than the curie temperature, the magnetism of the magnetic part 4 is kept, the magnetic part 4 and the magnetic part 1 are attracted, and the air outlet 652 is in a closed state. When the temperature in the cooking cavity rises due to the abnormality of the cooking appliance until the temperature of the magnetic part 4 is equal to or higher than the curie temperature of the cooking cavity, the magnetism of the magnetic part 4 is weakened or disappears, the magnetic attraction force between the magnetic part 4 and the magnetic part 1 is reduced or disappears, the magnetic attraction force between the magnetic part 4 and the magnetic part 1 is not enough to overcome the elasticity of the elastic part to the magnetic part 1, the magnetic part 1 is separated from the magnetic part 4 under the driving of the elastic part, and the air outlet 652 is opened.
in this embodiment, the safety valve further includes an elastic member for driving the magnetic member 1 to move along the axial direction of the valve cavity 33, preferably, the elastic member is a spring 2, the spring 2 is sleeved outside the first valve seat 61, the lower end of the spring 2 abuts against the top end of the second valve seat 62, and the upper end of the spring 2 abuts against the bottom end of the magnetic member 1. As shown in fig. 2, when the safety valve is not activated, the spring 2 is in a compressed state, and the sum of the elastic force of the spring 2 and the pressure of the gas in the cooking cavity on the magnetic member 1 is smaller than the attractive force between the magnetic member 1 and the magnetic attracting member 4, so that the magnetic member 1 is kept in a state of closing the air outlet 652. As shown in fig. 8, when the pressure in the cooking cavity is abnormal and the safety valve is activated, the magnetic member 1 is separated from the magnetic member 4 by the elastic force of the spring 2.
Preferably, the center line of the spring 2 is approximately coincident with the axis of the valve seat 6, so that the spring 2 can move along the axial direction of the valve seat 6, and the support balance is ensured.
The utility model discloses in, valve body 3 has through-hole 32, the internal diameter of through-hole 32 is less than the external diameter of magnetic part 1, thereby has avoided magnetic part 1 certainly deviate from in the valve pocket 33. Of course, the valve body 3 may also be provided with a limiting part for preventing the magnetic member 1 from coming out of the valve cavity 33.
The existence of through-hole 32 can also be convenient for the user right magnetism spare 1 carries out manual reset, works as promptly when the temperature of magnet steel drops to below its curie temperature, through-hole 32 to magnetism spare 1 application of force makes magnetism spare 1 draw close to magnetism to inhale piece 4, and when both contact, the permanent magnet magnetizes the magnet steel, attracts once more between magnet steel and the permanent magnet. On one hand, the user can observe whether the magnetic member 1 jumps or not through the through hole 32 to judge whether the cooking utensil is abnormal or not, and on the other hand, the action of manually resetting the magnetic member 1 through the through hole 32 can also play a role in reminding the user that the cooking utensil is abnormal.
Example 2:
the present embodiment is basically the same as embodiment 1 in structure and principle, except that:
The magnetic part 4 with the through hole is embedded in the first valve seat 61 in embodiment 1, the magnetic part 1 is located above the magnetic part 4, in this embodiment, the center of the magnetic part is provided with the through hole communicated with the air outlet, the magnetic part is embedded in the first valve seat, the magnetic part is arranged above the magnetic part, the through hole is not formed in the magnetic part, when the magnetic part and the magnetic part attract each other, the magnetic part closes the air outlet, and when the temperature in the cooking cavity rises to the point that the magnetic part weakens or loses magnetism, the magnetic part is separated from the magnetic part under the action of the spring. When all the parts in the cooking appliance are normal in function, the magnetic part is pressed downwards to be attracted with the magnetic part again to seal the air outlet.
the utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A safety valve, comprising:
the valve body is provided with an exhaust port communicated with the outside;
A valve seat connected to the valve body, the valve seat having an exhaust passage with an air inlet and an air outlet; it is characterized by also comprising:
The magnetic suction component is arranged at the air outlet and has a suction state and a separation state, the magnetic suction component comprises a magnetic part and a magnetic suction part which is suitable for being matched with the magnetic part, and the magnetic part is matched with the magnetic suction part to open or close the air outlet; the magnetic part or the magnetic part has Curie temperature, when the temperature of the magnetic part or the magnetic part is lower than the Curie temperature, the magnetic part or the magnetic part attracts and closes the air outlet, when the temperature of the magnetic part or the magnetic part is equal to or higher than the Curie temperature, the magnetic part or the magnetic part separates from the air outlet, and the air outlet is opened and communicated with the air outlet.
2. a safety valve according to claim 1,
The magnetic part surrounds the air outlet, and the air outlet is closed when the magnetic part attracts the magnetic part.
3. A safety valve according to claim 2,
the valve body is provided with a valve cavity, and the magnetic suction assembly is positioned in the valve cavity;
The valve body is provided with a limiting part for preventing the magnetic part from falling out of the valve cavity;
The valve body has a through hole adjacent to the stopper.
4. a safety valve according to claim 3,
The safety valve is characterized in that the safety valve is also provided with an elastic part used for driving the magnetic part to move along the axis direction of the valve cavity, and the elasticity of the elastic part is smaller than the attraction force between the magnetic part and the magnetic part in the attraction state.
5. a safety valve according to claim 4,
the elastic piece is arranged on the valve seat, and the central line of the elastic piece is approximately coincident with the axis of the valve seat.
6. A safety valve according to claim 1,
The magnetic part is fixedly connected with the valve seat, and the valve seat is provided with an accommodating cavity for at least partially accommodating the magnetic part.
7. A safety valve according to claim 6,
and a sealing element is further arranged between the magnetic element and the air outlet and provided with a first combining surface, the magnetic element is provided with a second combining surface, and the second combining surface is positioned above the first combining surface so as to press and hold the sealing element at the air outlet.
8. A safety valve according to claim 7,
And a sealing bulge is arranged on the surface of the sealing element facing the magnetic element.
9. A safety valve according to claim 3,
The valve seat is detachably arranged on the valve body, and at least partial area of the valve seat is positioned in the valve cavity;
The position height of the air outlet is not higher than that of the air outlet.
10. a cooking appliance comprising a cooking chamber and a safety valve according to any one of claims 1 to 9, the gas inlet communicating with the cooking chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060936.1U CN209743691U (en) | 2019-01-15 | 2019-01-15 | Safety valve and cooking utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060936.1U CN209743691U (en) | 2019-01-15 | 2019-01-15 | Safety valve and cooking utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209743691U true CN209743691U (en) | 2019-12-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920060936.1U Active CN209743691U (en) | 2019-01-15 | 2019-01-15 | Safety valve and cooking utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209743691U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494327A (en) * | 2020-10-20 | 2021-03-16 | 刘俊 | Traditional chinese medicine frying pan with remind function |
-
2019
- 2019-01-15 CN CN201920060936.1U patent/CN209743691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112494327A (en) * | 2020-10-20 | 2021-03-16 | 刘俊 | Traditional chinese medicine frying pan with remind function |
| CN112494327B (en) * | 2020-10-20 | 2022-05-27 | 浙江伯是购厨具有限公司 | Traditional chinese medicine frying pan with remind function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230824 Address after: No. 999, Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee after: Shandong Jiuchuang Home Appliance Co.,Ltd. Address before: No. 999, Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee before: JOYOUNG Co.,Ltd. |
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| TR01 | Transfer of patent right |