CN110507198B

CN110507198B - Cooking apparatus

Info

Publication number: CN110507198B
Application number: CN201810491078.6A
Authority: CN
Inventors: 程志喜; 卢均山; 杨云; 罗嗣胜; 吕伟刚
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2018-05-21
Filing date: 2018-05-21
Publication date: 2024-06-25
Anticipated expiration: 2038-05-21
Also published as: CN110507198A

Abstract

The present invention provides a cooking apparatus, comprising: a cooking cavity; an air inlet channel communicated with the cooking cavity; the sensor is connected into the air inlet channel; and the air extraction pipeline system is connected with the air inlet channel and is used for extracting air from the cooking cavity when in operation. The cooking equipment that this scheme provided has the function of bleeding and detects concurrently, and sensor and bleed pipe-line system access cooking cavity through same inlet channel, and like this, inlet channel quantity retrencies greatly, can correspondingly simplify cooking equipment's equipment operation, reduces cooking equipment cost to reduce cooking equipment's gas leakage risk, promote cooking equipment reliability.

Description

Cooking apparatus

Technical Field

The invention relates to the field of kitchen appliances, in particular to cooking equipment.

Background

In order to achieve the purpose of exhausting the cooking cavity of the cooking device, the existing cooking device with the exhausting function such as an electric pressure cooker and an electric rice cooker needs to be connected with the exhausting interface, and in the process of achieving the invention, the inventor finds that the following technical problems exist in the prior art: in the prior art, the air extraction interface is connected into the cooking cavity by being assembled in the cooking equipment, and the sensor and the like are assembled by being provided with structures at the positions of the sensor and the like in the existing cooking equipment, so that the air leakage risk can be correspondingly increased by additionally increasing the assembling structure of the air extraction interface, the attractiveness of a product can be influenced, and the processing cost of the product is increased.

Disclosure of Invention

In order to solve at least one of the above technical problems, an object of the present invention is to provide a cooking apparatus.

To achieve the above object, an embodiment of the present invention provides a cooking apparatus including: a cooking cavity; an air inlet channel communicated with the cooking cavity; a sensor connected to the intake passage; and the air exhaust pipeline system is connected with the air inlet channel, and the air exhaust pipeline system is used for exhausting air from the cooking cavity when in operation.

According to the cooking equipment provided by the embodiment of the invention, the air suction pipeline system can be used for sucking air from the cooking cavity and reducing the pressure of the cooking cavity, the sensor can be used for detecting parameters such as temperature, air pressure and humidity of air in the cooking cavity and feeding back the parameters, so that the detection function is realized, namely the cooking equipment has the air suction function and the detection function.

In addition, the cooking apparatus provided in the above embodiment of the present invention may further have the following additional technical features:

In the above technical solution, the air intake passage includes: the air extracting head is provided with an inner cavity communicated with the air extracting pipeline system and an air extracting opening communicated with the inner cavity, and the air extracting opening is communicated with the cooking cavity.

In one aspect of the present invention, the sensor is disposed in the suction head, and the suction pipe system is connected to the suction head.

In this scheme, set up the sensor in the air extraction head, like this, cooking equipment overall integration is high, and the installation is also more convenient, and the suction opening of air extraction head directly communicates the culinary art chamber, and the sensor is closer to the culinary art chamber on the flow path, can be more true accurate to the detection of culinary art intracavity parameter.

In the above technical scheme, the sensor comprises a detection probe, wherein the detection probe is accommodated in the inner cavity, a gap through which gas can pass is formed between the detection probe and the inner cavity, or the detection probe is connected with the inner cavity in a penetrating way, part of the detection probe extends into the cooking cavity along the extraction opening, and a gap through which gas can pass is formed between the part of the detection probe connected with the inner cavity in a penetrating way and the inner cavity.

It is worth noting that a gap capable of allowing gas to pass through is formed between the part of the detection probe in the inner cavity and the inner wall surface of the inner cavity, and it is understood that the cross section size of the part of the detection probe in the inner cavity is smaller than the inner diameter of the cross section of the part of the inner cavity, so that a gap is formed between the detection probe and the inner cavity to ensure that the gas flow in the inner cavity is smooth.

In the scheme, the detection probe is accommodated in the inner cavity, specifically, for example, the detection probe is integrally positioned in the inner cavity and does not extend out of the inner cavity, so that the inner cavity can form a good protection effect on the detection probe, meanwhile, as a preferable technical scheme of the embodiment, the sensor is more preferably a pressure sensor, and the accuracy of pressure detection can be improved by accommodating the detection probe of the pressure sensor in the inner cavity; the detection probe is arranged to be connected with the inner cavity in a penetrating manner, the detection probe extends out of the inner cavity along the extraction opening and extends into the cooking cavity, at this time, the detection probe extends out of the inner cavity from the extraction opening and can be directly positioned in the cooking cavity, the measurement is efficient and accurate, and especially in the case that the sensor is a temperature sensor, the detection probe directly extends into the cooking cavity, so that the temperature measurement result is small in interference, the response is rapid and accurate, and the accuracy and the high efficiency of the temperature detection can be improved.

In the above technical solution, the cooking apparatus further includes: the air extractor is provided with a jack, the detection probe is connected to the jack in a penetrating mode and extends into the inner cavity along the jack, and a gap between the detection probe and the jack is sealed by the first sealing piece.

In this scheme, through setting up first sealing member and sealing between the jack of test probe and air extraction head, can improve the leakproofness of air extraction head, the corresponding improvement is to the air extraction efficiency of culinary art chamber to avoid the gas leakage problem.

In any of the above technical solutions, the inner cavity comprises a communicating cavity and a buffer cavity, the volume of the buffer cavity is larger than that of the communicating cavity, the buffer cavity is located at the upper end of the communicating cavity and is communicated with the communicating cavity, and the air extraction opening is formed at the lower end of the communicating cavity.

In this scheme, set up the cushion chamber in the inner chamber, the volume of cushion chamber is greater than the intercommunication chamber, like this, when the gas that gets into along the extraction opening flows to the cushion chamber from the intercommunication chamber, can make gas obtain slowly flowing the speed reduction owing to the space grow, and can realize staying here the moisture that carries in the gas and be convenient for flow back.

In the above technical scheme, the air exhaust head is provided with an air exhaust head, and the air exhaust head is communicated with the buffer cavity and the air exhaust pipeline system.

In this scheme, set up the air outlet head and cushion chamber and bleed pipeline system intercommunication, the exhaust velocity of air outlet head obtains reducing like this, and the air current that bleed pipeline system received is strikeed for a short time, and the steam that bleed pipeline system received influences effectively reduces, does benefit to extension bleed pipeline system life-span.

In one technical scheme of the invention, the sensor comprises a cavity and a detection probe, wherein the cavity is communicated with the inner cavity, and the detection probe stretches into the cavity.

In this scheme, the cavity and the inner chamber intercommunication of design sensor, cavity and inner chamber specific accessible pipeline intercommunication or direct joint link up each other, and detect the probe and stretch into in the cavity, realize inserting the air inlet channel as the branch road with the sensor, like this, the cooking cavity is discharged the gaseous entering cavity in the air suction head and is detected by detect the probe, detect the function accurate reliable, and more nimble convenience to sensor position design in this structure, make things convenient for each part to position overall arrangement in cooking equipment.

In the technical scheme, the cavity is connected in series between the air suction head and the air suction pipeline system; or the air inlet channel further comprises a three-way pipe, wherein the three-way pipe is provided with three interfaces, one of the three interfaces is connected with the inner cavity, the other of the three interfaces is connected with the air exhaust pipeline system, and the other of the three interfaces is connected with the cavity.

In any of the above technical solutions, the sensor is a pressure sensor, a temperature sensor or a humidity sensor.

In any of the above technical solutions, the cooking device comprises a cover plate, a mounting hole is formed in the cover plate, an adapting portion is arranged on the air extraction head, the adapting portion of the air extraction head is connected to the mounting hole in a penetrating manner, a second sealing piece is arranged between the adapting portion and the mounting hole, and the second sealing piece seals a gap between the mounting hole and the adapting portion.

In this scheme, set up adaptation portion on the air extraction head, utilize the mounting hole grafting assembly on the apron of adaptation portion and cooking equipment, like this, the air extraction head is directly pegged graft with the apron and is assembled can, the assembly is simple and convenient, be favorable to improving assembly efficiency and assembly precision of air extraction head and apron, through set up the second sealing member between the mounting hole of adaptation portion and apron of air extraction head, can improve the leakproofness between air extraction head and the apron, improve the efficiency of bleeding to the cooking chamber, prevent simultaneously that cooking intracavity gas from leaking between apron and the inner cup.

In any of the above technical solutions, the air extraction pipeline system includes: the air suction channel is connected with the air inlet channel; the air suction channel is connected with the air suction channel, and when the air suction channel operates, the air suction channel sucks air from the cooking cavity through the air inlet channel; and the valve is connected into the air extraction channel and used for switching on or switching off the air extraction channel.

In this scheme, the extraction component can specifically be aspiration pump or induced draft fan etc. makes the inlet scoop side and the inlet channel intercommunication of extraction component, and when the extraction component was operated, forms the negative pressure in the inlet scoop side of extraction component, and this negative pressure is taken out the gas in the inlet channel, thereby impel the inlet channel to inhale constantly from the culinary art chamber, realize the culinary art chamber and bleed, wherein, be equipped with the valve on the extraction channel and switch on or cut off to the extraction channel, in this way, when valve control extraction channel switch on, can not interfere the aforesaid to the extraction process of culinary art chamber, the valve control extraction channel can produce the effect of closing the inlet channel when cutting off, in this way, when the culinary art intracavity high pressure culinary art, can prevent the culinary art chamber from the inlet channel from leaking gas through valve control extraction channel shutoff, ensure that cooking equipment pressurize, the boost performance is reliable. Of course, the present embodiment is not limited to this, and a valve may not be provided for an air extracting element having a shut-off function (for example, an air extracting element having a valve itself, more specifically, a compression pump or the like).

More preferably, the valve is located between the air inlet channel and the air extraction element at the position on the air extraction channel, so that the valve can play a good role in stopping between the air inlet channel and the air extraction element, and high pressure in the cooking cavity can not be transmitted to the air extraction element during high-pressure cooking in the cooking cavity, and the high-pressure protection effect is achieved on the air extraction element.

In any of the above solutions, the cooking apparatus further includes: a pot body with an inner pot; the upper cover is opened or closed with the pot body, the upper cover and the pot body are closed to define the cooking cavity, and the air inlet channel, the sensor and the air exhaust pipeline system are all arranged on the upper cover.

Optionally, the cooking device is an electric pressure cooker, an electric rice cooker, an electric stewpot, an electric steaming stove, or the like.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic view of a cooking apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a cooking apparatus according to an embodiment of the present invention;

Fig. 3 is a schematic view of a cooking apparatus according to an embodiment of the present invention;

fig. 4 is a schematic view of a cooking apparatus according to an embodiment of the present invention;

FIG. 5 is an exploded schematic view of a portion of the cooking apparatus shown in FIG. 4;

Fig. 6 is a partial structural view of an upper cover of the cooking apparatus according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a cooking apparatus according to an embodiment of the present invention;

fig. 8 is an exploded view of a cooking apparatus according to an embodiment of the present invention;

Fig. 9 is a schematic sectional view showing a part of the structure of a cooking apparatus according to an embodiment of the present invention;

Fig. 10 is an enlarged schematic view of the portion a shown in fig. 9;

Fig. 11 is a schematic sectional view showing a part of the structure of a cooking apparatus according to an embodiment of the present invention;

Fig. 12 is an enlarged schematic view of the portion B shown in fig. 11.

Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 12 is:

110 air suction head, 111 inner cavity, 1111 communicating cavity, 1112 buffer cavity, 112 air suction opening, 113 jack, 114 adapting part, 115 air suction head, 120 air suction pipeline system, 121 first air pipe, 122 second air pipe, 1221 pipeline outlet, 123 air suction element, 124 valve, 130 sensor, 131 detection probe, 140 cavity, 150 tee pipe, 151 first interface, 152 second interface, 153 third interface, 160 first sealing element, 170 second sealing element, 200 upper cover, 210 inner cover, 220 cover plate, 221 installing hole, 230 lock catch, 240 face cover, 250 sealing ring, 300 pot body, 310 inner pot, 320 cooking cavity.

Detailed Description

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

A cooking apparatus according to some embodiments of the present invention is described below with reference to fig. 1 to 12.

As shown in fig. 1 to 12, a cooking apparatus provided by an embodiment of the present invention includes: an intake passage of the cooking cavity 320, the sensor 130 and the suction line system 120, in particular, the intake passage communicates with the cooking cavity 320; the sensor 130 may be a pressure sensor, a temperature sensor, a humidity sensor, etc., wherein the sensor 130 is connected to the intake passage; the suction line system 120 is connected to the air intake passage, and the suction line system 120 is operative to suck air into the cooking cavity 320.

According to the cooking device provided by the embodiment of the invention, the air suction pipeline system 120 can suck air from and decompress the cooking cavity 320 to realize negative pressure of the cooking cavity 320, the sensor 130 can detect parameters such as temperature, air pressure and humidity of air in the cooking cavity 320 to realize a detection function, namely the cooking device has both the air suction function and the detection function, in the structure, the sensor 130 and the air suction pipeline system 120 are connected into the cooking cavity 320 through the same air suction channel, compared with the structure that the sensor 130 and the air suction pipeline system 120 are independently connected with the cooking cavity 320 in the prior art, the air suction channel is greatly simplified in number, and accordingly, the number of parts needing assembly operation in the cooking device is reduced, so that the structural composition and assembly operation of the cooking device can be simplified, the cost of the cooking device can be reduced, the air leakage risk of the cooking device can be reduced, and the reliability of the cooking device can be promoted.

In one embodiment of the present invention, as shown in fig. 1,4, 9, 10, 11 and 12, the air intake passage includes an air suction head 110, and the air suction head 110 is provided with an inner cavity 111 communicating with the air suction pipe system 120 and an air suction port 112 communicating with the inner cavity 111, and the air suction port 112 communicates with a cooking cavity 320 of the cooking apparatus.

In one embodiment of the foregoing embodiments, as shown in fig. 1, 4, 9, 10, 11 and 12, the sensor 130 is disposed in the air extraction head 110, and the air extraction pipeline system 120 is connected to the air extraction head 110, so that the overall integration level of the cooking apparatus is high, the installation of the cooking apparatus in the cooking apparatus is more convenient, and the sensor 130 is closer to the cooking chamber 320, so that the detection of the parameters in the cooking chamber 320 can be more truly accurate.

Optionally, as shown in fig. 1, the sensor 130 includes a detection probe 131, where the detection probe 131 is accommodated in the inner cavity 111, and a gap capable of allowing gas to pass through is provided between the detection probe 131 and the inner cavity 111, specifically, for example, the detection probe 131 is integrally located inside the inner cavity 111 and does not extend out of the inner cavity 111, so that the inner cavity 111 can form a good protection effect on the detection probe 131, and meanwhile, as a preferred technical scheme of this embodiment, it is still further preferred that the sensor 130 is a pressure sensor, and by accommodating the detection probe 131 of the pressure sensor in the inner cavity 111, the accuracy of pressure detection can be improved.

Optionally, as shown in fig. 4, 9, 10, 11 and 12, the sensor 130 includes a detection probe 131, the detection probe 131 is connected to the inner cavity 111 in a penetrating manner, and a part of the detection probe 131 extends into the cooking cavity 320 along the extraction opening 112, a gap through which gas can pass is formed between a part of the detection probe 131 connected to the inner cavity 111 in a penetrating manner and the inner cavity 111, wherein the part of the detection probe 131 extends into the cooking cavity 320 from the extraction opening 112, and the measurement is efficient and accurate, especially, in a case that the sensor 130 is a temperature sensor, the part of the detection probe 131 directly extends into the cooking cavity 320, so that the interference on the temperature measurement result is small, the response is rapid and accurate, and the accuracy and the high efficiency of the temperature detection can be improved.

In any of the above embodiments, as shown in fig. 10 and 12, the cooking apparatus further includes a first sealing member 160, the air suction head 110 is provided with a jack 113, the detection probe 131 is connected to the jack 113 in a penetrating manner and extends into the inner cavity 111 along the jack 113, and a gap between the detection probe 131 and the jack 113 is sealed by the first sealing member 160. This improves the sealing of the suction head 110, and accordingly improves the suction efficiency of the cooking cavity 320, and avoids the problem of air leakage.

In any of the above embodiments, as shown in fig. 10 and 12, the inner cavity 111 includes a communicating cavity 1111 and a buffer cavity 1112, the volume of the buffer cavity 1112 is larger than that of the communicating cavity 1111, the buffer cavity 1112 is located at the upper end of the communicating cavity 1111 and is communicated with the communicating cavity 1111, and the air extraction opening 112 is provided at the lower end of the communicating cavity 1111. In this structure, when the gas entering along the pumping port 112 flows from the communicating chamber 1111 to the buffer chamber 1112, the gas is slowly decelerated due to the enlarged space, and the water carried in the gas can be stopped at the place for the backflow.

Further, as shown in fig. 5 and 12, the air outlet head 115 is disposed on the air outlet head 110, and the air outlet head 115 is communicated with the buffer cavity 1112 and the air outlet pipeline system 120, so that the air outlet speed of the air outlet head 110 to the air outlet pipeline system 120 is reduced, the air flow impact on the air outlet pipeline system 120 is small, and the influence of water vapor on the air outlet pipeline system 120 is effectively reduced, which is beneficial to prolonging the service life of the air outlet pipeline system 120.

In one embodiment of the present invention, as shown in fig. 2 and 3, the sensor 130 includes a cavity 140 and a detection probe 131, the cavity 140 is in communication with the inner cavity 111, and the detection probe 131 extends into the cavity 140. More specifically, the cavity 140 and the inner cavity 111 may be connected or directly connected through a pipeline, and the detecting probe 131 extends into the cavity 140, so that the sensor 130 is connected into the air inlet channel as a branch, and thus, the gas discharged into the air suction head 110 by the cooking cavity 320 can enter the cavity 140 and be detected by the detecting probe 131, the detecting function is accurate and reliable, and the position design of the sensor 130 in the structure is more flexible and convenient, and the position layout of each component in the cooking device is convenient.

In one embodiment of the above-described embodiments, the chamber 140 is connected in series between the suction head 110 and the suction line system 120.

In a specific technical solution of the foregoing embodiment, as shown in fig. 2 and fig. 3, the air intake channel further includes a three-way pipe 150, where the three-way pipe 150 has three interfaces, namely, a first interface 151, a second interface 152, and a third interface 153, where the first interface 151 is connected to the inner cavity 111 of the air extraction head 110, the second interface 152 is connected to the air extraction pipeline system 120, and the third interface 153 is connected to the cavity 140.

It should be noted that, the cavity 140 provided with the sensor 130 is connected to any position on the pipeline between the pumping pipeline system 120 and the inner cavity 111, specifically, as shown in fig. 2, the cavity 140 provided with the sensor 130 is connected to an intermediate position of the pipeline between the pumping pipeline system 120 and the inner cavity 111, or as shown in fig. 3, the cavity 140 provided with the sensor 130 is connected to a position adjacent to the pumping pipeline system 120 of the pipeline between the pumping pipeline system 120 and the inner cavity 111, and of course, those skilled in the art can design that the cavity 140 provided with the sensor 130 is connected to a position adjacent to the inner cavity 111 of the pipeline between the pumping pipeline system 120 and the inner cavity 111 according to requirements.

In any of the embodiments described above, as shown in fig. 9, 10, 11 and 12, the cooking apparatus includes a cover 220, a mounting hole 221 is formed in the cover 220, an adapting portion 114 is formed on the air extraction head 110, the adapting portion 114 of the air extraction head 110 is connected to the mounting hole 221 in a penetrating manner, and a second sealing member 170 is disposed between the adapting portion 114 and the mounting hole 221, and the second sealing member 170 seals a gap between the mounting hole 221 and the adapting portion 114. In this structure, the air suction head 110 and the cover plate 220 are directly inserted and assembled, so that the assembly is simple and convenient, the assembly efficiency and the assembly precision of the air suction head 110 and the cover plate 220 are improved, and the second sealing member 170 is arranged to seal between the mounting hole 221 and the adapting part 114, so that the tightness between the air suction head 110 and the cover plate 220 is improved, the air suction efficiency of the cooking cavity 320 is improved, and meanwhile, the gas in the cooking cavity 320 is prevented from leaking between the cover plate 220 and the inner cover 210.

In any of the above embodiments, as shown in fig. 1 to 4 and 6, the pumping pipeline system 120 includes: a suction channel, a suction element 123 and a valve 124 (preferably an electromagnetic gas valve), in particular the suction channel being connected to the intake channel; the air extraction element 123 is connected with the air extraction channel, and when the air extraction element 123 operates, the air extraction channel sucks air from the cooking cavity 320 through the air inlet channel; valve 124 opens into the bleed air passage to either turn the bleed air passage on or off.

More specifically, the air extraction element 123 may be specifically an air extraction pump or an air extraction fan, so that the air suction inlet side of the air extraction element 123 is communicated with the air inlet channel, when the air extraction element 123 operates, negative pressure is formed on the air suction inlet side of the air extraction element 123, and the negative pressure pumps air in the air inlet channel along the air extraction channel, so that the air inlet channel is promoted to continuously suck air from the cooking cavity 320, and air extraction of the cooking cavity 320 is realized, wherein the air extraction channel is provided with a valve 124, so that the air extraction channel is conducted or cut off by the valve 124, the air extraction process of the cooking cavity 320 is not interfered, the air inlet channel can be closed by the valve 124, and thus, during high-pressure cooking in the cooking cavity 320, air leakage from the air inlet channel can be prevented by controlling the air extraction channel by the valve 124, and pressure maintaining and boosting performances of the cooking equipment are ensured. Of course, the present embodiment is not limited to this, and the valve 124 may not be provided for the suction element 123 having a shut-off function (for example, a suction element having a valve itself, more specifically, a compression pump or the like).

More preferably, the valve 124 is positioned between the air intake passage and the air extraction member 123 at a position on the air extraction passage, so that the valve 124 can perform a good blocking function between the air intake passage and the air extraction member 123, and high pressure in the cooking cavity 320 is not transferred to the air extraction member 123 during high pressure cooking in the cooking cavity 320, thereby performing a high pressure protection effect on the air extraction member 123.

Further preferably, as shown in fig. 1 to 4 and 6, the pumping channel comprises a first air pipe 121 (preferably a hose) and a second air pipe 122 (preferably a hose), the pumping element 123 has a suction inlet for suction and a discharge outlet for discharge, the pumping element 123 is operated to suck air from the suction inlet and discharge the sucked air from the discharge outlet, the valve 124 has an inlet and an outlet, and the valve 124 can control the on-off between the inlet and the outlet thereof, wherein the inlet of the valve 124 is communicated with the air inlet channel, the outlet of the valve 124 is connected with one end of the first air pipe 121, the other end of the first air pipe 121 is connected with the suction inlet of the pumping element 123, one end of the second air pipe 122 is connected with the discharge outlet of the pumping element 123, the other end of the second air pipe 122 is used as a pipe outlet 1221 for the pumping pipe system 120 to discharge the gas pumped from the cooking cavity 320 into the environment, as shown in fig. 1 and fig. 4, in the case that the sensor 130 is disposed in the air extraction head 110, the inlet of the valve 124 is directly connected to the inner cavity 111 of the air extraction head 110 (for example, the inlet of the valve 124 is connected to the air outlet head 115 of the air extraction head 110) or is connected to the inner cavity 111 of the air extraction head 110 through a pipeline, as shown in fig. 2 and fig. 3, in the case that the cavity 140 of the sensor 130 is connected to the air inlet channel, the inlet of the valve 124 is connected in series with the inner cavity 111 through the cavity 140, or the inlet of the valve 124 is connected to the second port 152 of the tee 150, wherein when the valve 124 is in an open state, the inlet of the valve 124 is communicated with the outlet of the valve 124, so as to realize the conduction of the control air extraction channel, and when the valve 124 is in a closed state, the inlet of the valve 124 is disconnected from the outlet of the valve 124.

In any of the above embodiments, as shown in fig. 7, 9 and 11, the cooking apparatus further includes a pot body 300 and an upper cover 200, and in particular, the pot body 300 has an inner pot 310; the upper cover 200 and the cooker body 300 can be opened or closed, and the cooking cavity 320 is defined when the upper cover 200 and the cooker body 300 are combined, and the air inlet channel, the sensor 130 and the air exhaust pipe system 120 are all disposed on the upper cover 200.

More specifically, as shown in fig. 6 and 8, for the upper cover 200 included in the cooking apparatus, it specifically includes an inner cover 210 and a cover plate 220, a mounting hole 221 is provided on the cover plate 220, the air suction head 110 is connected to the mounting hole 221 in a penetrating manner, wherein the adapting portion 114 of the air suction head 110 is located in the mounting hole 221, and a gap between the adapting portion 114 and the mounting hole 221 is sealed by the second sealing member 170, and in addition, the air suction head 110 is connected to the inner cover 210 in a penetrating manner to fix the air suction head 110.

More preferably, as shown in fig. 8, the upper cover 200 of the cooking apparatus further includes a cover 240, the cover 240 is covered outside the inner cover 210, and the air exhaust pipe system 120 is disposed on the inner cover 210 and in a space defined by the inner cover 210 and the cover 240.

More specifically, as shown in fig. 8, the upper cover 200 of the cooking apparatus includes a cover 240, an inner cover 210, a latch 230, a cover plate 220 and a sealing ring 250, as shown in fig. 4, the upper cover 200 is provided with an air suction head 110, a sensor 130 (a temperature sensor or a pressure sensor) and an air suction pipe system 120, and the air suction pipe system 120 may include an air suction element 123, a first air pipe 121, a second air pipe 122 and a valve 124, wherein the air suction element 123 is mounted on the inner cover 210, the air suction element 123 has two openings, namely an air suction opening and an air exhaust opening, the air exhaust opening is connected with the second air pipe 122, the air suction opening is connected with one end of the first air pipe 121, and the other end of the first air pipe 121 is connected with the outlet of the valve 124; the valve 124 is mounted on the inner cover 210, the valve 124 has two openings, one is an inlet and the other is an outlet, the air extracting head 110 is provided with an exhaust outlet (for example, the air extracting head 115) for exhausting the inner cavity 111, the inlet of the valve 124 is connected with the exhaust outlet of the air extracting head 110, the air extracting head 110 is mounted on the inner cover 210, the air extracting opening 112 part of the air extracting head 110 passes through the mounting hole 221 on the cover plate 220 and stretches into the cooking cavity 320 defined by the inner pot 310 and the cover plate 220 through covering, the outer surface of the air extracting head 110 is matched with the second sealing member 170 on the cover plate 220 to form a seal, the inner cavity 111 is formed in the air extracting head 110, the inner cavity 111 is communicated with the air extracting opening 112 and the exhaust outlet of the air extracting head 110, the exhaust outlet of the air extracting head 110 is communicated with the inlet of the valve 124 in the air extracting pipeline system 120, and the air extracting pipeline system 120 can be communicated with the cooking cavity 320.

As shown in fig. 9, 10, 11 and 12, the detecting probe 131 of the sensor 130 passes through the air extracting head 110 and extends into the cooking cavity 320, so as to detect the temperature or pressure in the pot, and a first sealing member 160 is arranged between the detecting probe 131 of the sensor 130 and the air extracting head 110 to seal the cooking cavity 320 and the inner cavity 111 of the air extracting head 110, and in addition, the cross section of the inner cavity 111 is larger than the cross section of the sensor 130 therein, so as to ensure the smooth air flow in the inner cavity 111.

In one embodiment of the present invention, as shown in fig. 7, the cooking apparatus is an electric pressure cooker, and specifically includes an upper cover 200 and a cooker body 300, as shown in fig. 8, the upper cover 200 includes a cover 240, an inner cover 210, a latch 230, a cover plate 220 and a sealing ring 250, as shown in fig. 4, the upper cover 200 has an air suction head 110, a sensor 130 (a temperature sensor or a pressure sensor) and an air suction pipe system 120, and the air suction pipe system 120 may specifically include an air suction element 123, a first air pipe 121, a second air pipe 122 and a valve 124, the air suction element 123 is mounted on the inner cover 210, the air suction element 123 has two openings, namely an air suction opening and an air discharge opening, the air discharge opening is connected with the second air pipe 122, the air suction opening is connected with one end of the first air pipe 121, and the other end of the first air pipe 121 is connected with the outlet of the valve 124; the valve 124 is mounted on the inner cover 210, the valve 124 has two openings, one is an inlet and the other is an outlet, the air extracting head 110 is provided with an exhaust outlet (for example, the air extracting head 115) for exhausting the inner cavity 111, the inlet of the valve 124 is connected with the exhaust outlet of the air extracting head 110, the air extracting head 110 is mounted on the inner cover 210, the air extracting opening 112 part of the air extracting head 110 passes through the mounting hole 221 on the cover plate 220 and stretches into the cooking cavity 320 defined by the inner pot 310 and the cover plate 220 through covering, the outer surface of the air extracting head 110 is matched with the second sealing member 170 on the cover plate 220 to form a seal, the inner cavity 111 is formed in the air extracting head 110, the inner cavity 111 is communicated with the air extracting opening 112 and the exhaust outlet of the air extracting head 110, the exhaust outlet of the air extracting head 110 is communicated with the inlet of the valve 124 in the air extracting pipeline system 120, and the air extracting pipeline system 120 can be communicated with the cooking cavity 320.

In the present invention, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, 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 present invention. In this specification, schematic representations of the above terms do not necessarily 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.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cooking apparatus, comprising:

A cooking cavity;

An air inlet channel communicated with the cooking cavity;

A sensor connected to the intake passage;

The air exhaust pipeline system is connected with the air inlet channel, and the air exhaust pipeline system is used for exhausting air from the cooking cavity when in operation;

The intake passage includes:

The air extracting head is provided with an inner cavity communicated with the air extracting pipeline system and an air extracting opening communicated with the inner cavity, and the air extracting opening is communicated with the cooking cavity;

The inner cavity comprises a communication cavity and a buffer cavity, the volume of the buffer cavity is larger than that of the communication cavity, the buffer cavity is positioned at the upper end of the communication cavity and is communicated with the communication cavity, and the air extraction opening is arranged at the lower end of the communication cavity;

the cooking apparatus further includes:

An upper cover;

the upper cover and the pot body can be opened or closed, and the upper cover and the pot body are closed to define the cooking cavity;

the upper cover further comprises a surface cover, the surface cover is covered on the outer side of the inner cover, and the air exhaust pipeline system is arranged on the inner cover.

2. The cooking apparatus of claim 1, wherein the cooking apparatus comprises a cooking chamber,

The sensor is arranged in the air extraction head, and the air extraction pipeline system is connected with the air extraction head.

3. The cooking apparatus of claim 2, wherein the cooking apparatus comprises a cooking chamber,

The sensor comprises a detection probe, wherein,

The detection probe is accommodated in the inner cavity and is provided with a gap capable of allowing gas to pass through, or

The detection probe is connected to the inner cavity in a penetrating way, part of the detection probe extends into the cooking cavity along the extraction opening, and a gap through which gas can pass is reserved between the part of the detection probe connected to the inner cavity in a penetrating way and the inner cavity.

4. A cooking apparatus according to claim 3, further comprising:

The air extractor is provided with a jack, the detection probe is connected to the jack in a penetrating mode and extends into the inner cavity along the jack, and a gap between the detection probe and the jack is sealed by the first sealing piece.

5. The cooking apparatus of claim 1, wherein the cooking apparatus comprises a cooking chamber,

And the air outlet head is arranged on the air exhaust head and is communicated with the buffer cavity and the air exhaust pipeline system.

6. The cooking apparatus of claim 1, wherein the cooking apparatus comprises a cooking chamber,

The sensor comprises a cavity and a detection probe, wherein the cavity is communicated with the inner cavity, and the detection probe stretches into the cavity.

7. The cooking apparatus of claim 6, wherein the cooking apparatus comprises a cooking chamber,

The cavity is connected in series between the air suction head and the air suction pipeline system; or (b)

The air inlet channel further comprises a three-way pipe, wherein the three-way pipe is provided with three interfaces, one of the three interfaces is connected with the inner cavity, the other of the three interfaces is connected with the air exhaust pipeline system, and the other of the three interfaces is connected with the cavity.

8. Cooking apparatus according to any one of claims 1 to 7, characterized in that,

The cooking equipment comprises a cover plate, wherein a mounting hole is formed in the cover plate, an adapting part is arranged on the air suction head, the adapting part of the air suction head is connected with the mounting hole in a penetrating mode, a second sealing piece is arranged between the adapting part and the mounting hole, and the second sealing piece seals a gap between the mounting hole and the adapting part.

9. Cooking apparatus according to any one of claims 1 to 7, wherein the suction line system comprises:

the air suction channel is connected with the air inlet channel;

The air suction channel is connected with the air suction channel, and when the air suction channel operates, the air suction channel sucks air from the cooking cavity through the air inlet channel;

And the valve is connected into the air extraction channel and used for switching on or switching off the air extraction channel.

10. Cooking apparatus according to any one of claims 1 to 7, characterized in that,

The pot body is provided with an inner pot;

The intake passage and the sensor are provided on the upper cover.