CN219147398U

CN219147398U - Portable food processor

Info

Publication number: CN219147398U
Application number: CN202320394016.XU
Authority: CN
Inventors: 王旭宁; 易善文; 唐赓
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-09
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a portable food processor, which relates to the field of household appliances, and comprises a cup body with a crushing cavity and a cup cover covered above the cup body and provided with a containing cavity, wherein a motor and a crushing device driven by the motor and extending into the crushing cavity are arranged in the cup cover, the cup cover comprises a shell and an upper cover which is in sealing fit with the shell to form the containing cavity, an inserting unit is also arranged in the containing cavity, the upper cover or the shell is provided with a mounting hole for mounting the inserting unit, the mounting hole can be used for detecting the air tightness of the containing cavity, the mounting hole for mounting the inserting unit and a through hole for detecting the air tightness of the containing cavity share one mounting hole, the situation that cleaning water can enter the containing cavity through the through hole when a user cleans the cup cover, the sealing performance of the containing cavity is reduced, and the internal electric appliance parts are wetted to cause short circuit or even damage is ensured.

Description

Portable food processor

Technical Field

The utility model relates to the technical field of household appliances, in particular to a portable food processor.

Background

With the improvement of living standard of people, the food processing machine has finer application division. The portable food processor convenient to carry out appears on the market at present, has the characteristics of small volume, and is convenient to carry and use at any time. The current portable food processor, including having the cup that smashes the chamber and lid that closes in cup top and have and hold the chamber, be equipped with the motor in the bowl cover and by motor drive and stretch into the reducing mechanism who smashes the intracavity, when the user used the food processor, the motor drove the high-speed rotation of reducing mechanism to realize the processing of interior edible material of cup. In order to avoid the situation that when a user washes the cup cover, washing water and the like enter the accommodating cavity through a gap on the cup cover to cause short circuit or even damage to electric parts in the accommodating cavity due to damp, the accommodating cavity is usually set to be in a sealed state, and external washing water and the like are prevented from entering the accommodating cavity. But current when producing the bowl cover and carrying out the leakproofness and detecting holding the chamber, can establish the through-hole in addition on the bowl cover and carry out the gas tightness and detect through using negative pressure mode of bleeding generally, this just leads to the user to wash the bowl cover, and the washing water can get into through this through-hole and hold the intracavity, causes to hold the chamber leakproofness and reduces, and the inside electrical components wets and cause the condition of short circuit even damage, leads to the complete machine unable operation, seriously influences consumer's use experience.

Disclosure of Invention

The utility model aims to provide a portable food processor, which is used for solving the problem that the existing food processor is poor in sealing performance of a cup cover and easy to cause damp damage to electric parts and the like due to water inflow.

In order to achieve the above object, the utility model provides a portable food processor, which comprises a cup body with a crushing cavity and a cup cover covered above the cup body and provided with a containing cavity, wherein a motor and a crushing device driven by the motor and extending into the crushing cavity are arranged in the cup cover, the cup cover comprises a shell and an upper cover which is in sealing fit with the shell to form the containing cavity, an inserting unit is also arranged in the containing cavity, the upper cover or the shell is provided with a mounting hole for mounting the inserting unit, and the mounting hole can be used for detecting the air tightness of the containing cavity.

This application is through setting up the bowl cover to including the shell and with the upper cover that the shell sealed fit in order to form and hold the chamber for hold the chamber and realize sealedly, make the bowl cover have certain waterproof performance, avoid the user when wasing the bowl cover, wash water etc. to enter into the circumstances that holds the intracavity and lead to holding intracavity electrical apparatus part and wet and cause the short circuit and damage even through the gap between shell and the upper cover, guarantee the stability of complete machine work. Meanwhile, the cup cover is convenient for a user to clean, the overall neatness of the cup cover is guaranteed, and the use experience of the user is improved.

The upper cover or the shell is provided with the mounting hole for mounting the plug-in unit, the mounting hole can be used for detecting the air tightness of the accommodating cavity, so that the mounting hole for mounting the plug-in unit and the through hole for detecting the air tightness of the accommodating cavity share one mounting hole, on one hand, the situation that when a user cleans the cup cover, cleaning water can enter the accommodating cavity through the through hole to reduce the tightness of the accommodating cavity and the internal electric appliance component is wetted to cause short circuit or even damage is avoided, the tightness of the accommodating cavity is ensured, and the protectiveness of the components in the accommodating cavity is improved; on the other hand, the step of additionally arranging the through hole to detect the air tightness is omitted, the effect of saving the step is realized, the production cost of the cup cover is reduced, meanwhile, the integrity of the cup cover is guaranteed, the structural strength of the cup cover is guaranteed, the condition that the cup cover is easy to damage due to lower strength of the cup cover is avoided, and the service life of the cup cover is prolonged.

In a preferred implementation of the portable food processor, the mounting hole comprises a fixing hole for mounting the plug-in unit and a detection hole laterally arranged with respect to the fixing hole, the detection hole being in communication with the receiving cavity for performing an airtight detection of the receiving cavity.

Through setting up the mounting hole into including the fixed orifices and the detection hole of relative fixed orifices side that are used for installing grafting unit for external part and grafting unit's cooperation and to holding the leakproofness detection of chamber do not take place to interfere, more conveniently hold the detection of chamber leakproofness, promote detection efficiency.

In a preferred implementation of the portable food processor, the mounting hole is provided with an inwardly or outwardly extending side wall, on which a detection hole for performing an airtight detection of the receiving chamber is formed.

The side wall extending inwards or outwards is arranged in the mounting hole, and the detection hole for detecting the air tightness of the accommodating cavity is formed in the side wall, so that the matching of the external part and the plug-in unit and the tightness detection of the accommodating cavity are carried out in the same through hole, the compact cup cover structure is improved, and the occupied space of the whole machine is reduced.

In a preferred implementation of the portable food processor, a waterproof and breathable membrane is also provided at the mounting hole.

Through still being equipped with waterproof ventilated membrane in mounting hole department for food processor is at the during operation, and the battery during operation intensifies, and under the temperature rising condition, hold the inside pressure increase of intracavity, gas can outwards overflow through waterproof ventilated membrane, reaches the effect of pressure release, avoids holding the chamber and keeps apart with external completely and leads to inside pressure to continuously rise and cause the condition that the bowl cover was pushed away, further promotes the stability of complete machine work. Meanwhile, when a user cleans the cup cover, external cleaning water cannot enter the accommodating cavity through the mounting hole under the blocking of the waterproof breathable film, so that the breathable waterproof effect of the mounting cavity is realized, and the short circuit and even damage caused by the wetting of electrical parts are avoided.

In a preferred implementation of the portable food processor, the waterproof and breathable membrane is arranged on one side close to the accommodating cavity, and a bracket for fixing the plug-in unit is further arranged in the accommodating cavity, the bracket is provided with a fixing column extending towards the mounting hole, and the waterproof and breathable membrane is clamped and fixed between the fixing column and the mounting hole.

Through locating the one side that is close to holding the chamber with waterproof ventilated membrane for waterproof ventilated membrane realizes hiding, avoids waterproof ventilated membrane to expose and leads to its easy wearing and tearing that produces the condition that causes waterproof ventilation effect poor, realizes the protection to waterproof ventilated membrane, holds the intracavity simultaneously and still is equipped with the support of fixed grafting unit, makes the grafting unit not only can be fixed through the mounting hole, can also carry out further fixed spacing through the support simultaneously, improves grafting unit and mounting hole connection complex stability, avoids grafting unit to take place to rock the condition that breaks away from even with the mounting hole in the grafting in-process of a long time. And the support has the fixed column that extends towards the mounting hole, waterproof ventilated membrane centre gripping is fixed in between fixed column and the mounting hole, has made things convenient for the installation of waterproof ventilated membrane, has saved the step of establishing connecting piece in addition and fixing waterproof ventilated membrane on the mounting hole, has further realized the operation of step-saving, helps improving assembly efficiency, reduces complete machine spare part, reduction in production cost.

In a preferred implementation of the portable food processor, the stationary post is provided with a water reservoir in communication with the mounting hole.

Through be equipped with the aqua storage tank with the mounting hole intercommunication at the fixed column for if waterproof ventilated membrane after long-time use waterproof performance reduces and leads to behind a small amount of water entering through the mounting hole holds the chamber, can directly enter into the aqua storage tank, effectively avoided the condition that washs water etc. directly drip to electrical parts on, further play the effect of protecting electrical parts.

In a preferred implementation of the portable food processor, the stationary post is provided with a ventilation channel in communication with the mounting hole.

Through be equipped with the ventilative passageway with the mounting hole intercommunication at the fixed column for when holding the increase of intracavity internal pressure, the outside discharge of ventilative passageway rethread mounting hole that gas can be more smooth and easy has avoided the fixed column to block up the mounting hole and has led to the unable exhaust to external condition of gas.

In a preferred implementation of the portable food processor, the fixing column is hollow inside and the top wall is perforated to form a first channel communicating with the mounting hole, the side wall of the fixing column is provided with a second channel communicating with the first channel, and the first channel and the second channel form a ventilation channel.

The fixing column is arranged to be hollow in the inside and the top wall is provided with the first channel communicated with the mounting hole, the side wall of the fixing column is provided with the second channel communicated with the first channel, and the first channel and the second channel form a ventilation channel; on the other hand, the material of the demolding of the fixed column is reduced, which is helpful for reducing the production cost of the fixed column, and further reducing the production cost of the whole machine.

In a preferred implementation of the portable food processor, the lid includes a cover having a covering position covering the mounting hole and an opening position separated from the mounting hole, and when in the opening position, the mounting hole allows the air tightness of the receiving cavity to be detected by the external unit with insertion or through the mounting hole.

By arranging the sealing cover, the sealing cover is provided with a closing position closing on the mounting hole and an opening position separating from the mounting hole, so that the sealing cover can be closed on the mounting hole to shield the mounting hole when the food processor is not required to be connected with an inserting unit or to detect air tightness, on one hand, the situation that external dust enters the mounting hole to cause residual dirt of the through hole under normal conditions is avoided, and the cleanliness of the mounting hole is ensured; on the other hand, the situation that cleaning water enters into the accommodating cavity through the mounting hole when a user cleans the cup cover is avoided, and the situation that electrical parts are wetted to cause short circuit or even damage is avoided.

In a preferred implementation of the portable food processor, the cover further has a sealing state of the sealing cover in which the mounting hole is sealed and a pressure release state of the opening of the mounting hole when the cover is in the closed position, and the sealing cover is switched from the sealing state to the pressure release state when the pressure in the accommodating cavity is greater than the external pressure, so that the accommodating cavity is communicated with the external environment.

Through still having sealed lid and closing mounting hole sealing state and opening the pressure release state of mounting hole with the closing cap, in food processor work in-process, hold when intracavity pressure is greater than ambient pressure, sealed lid is switched to pressure release state by sealing state to make hold chamber and external intercommunication, guarantee to hold intracavity gaseous can outwards discharge through the mounting hole, reach the effect of pressure release, avoid holding chamber and external complete isolation and lead to inside pressure to continuously rise and cause the condition that the bowl cover was jacked up.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is an exploded view of a food processor in one embodiment of the utility model;

FIG. 2 is a cross-sectional view of a cap in one embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the cap at another angle in one embodiment of the present utility model;

fig. 4 is an enlarged view of a portion a in fig. 3.

Reference numerals illustrate:

1-cup cover, 11-shell, 12-upper cover, 121-mounting hole, 1211-fixing hole, 1212-detecting hole and 13-containing cavity; 2-a cup body; 3-an electric motor; 4-a crushing device; 5-a plug-in unit; 6-capping; 7-a waterproof breathable film; 8-bracket, 81-fixed column, 811-water storage tank, 812-ventilation channel, 8121-first channel, 8122-second channel.

Detailed Description

In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.

As shown in fig. 1 to 4, the present utility model provides a portable food processing machine, which comprises a cup body 2 with a crushing cavity and a cup cover 1 covered above the cup body 2 and provided with a containing cavity 13, wherein a motor 3 and a crushing device 4 driven by the motor 3 and extending into the crushing cavity are arranged in the cup cover 1, the cup cover 1 comprises a shell 11 and an upper cover 12 which is in sealing fit with the shell 11 to form the containing cavity 13, an inserting unit 5 is further arranged in the containing cavity 13, the upper cover 12 or the shell 11 is provided with a mounting hole 121 for mounting the inserting unit 5, and the mounting hole 121 can be used for detecting the air tightness of the containing cavity 13.

This application is through setting up bowl cover 1 to including shell 11 and with shell 11 sealed cooperation in order to form the upper cover 12 that holds chamber 13 for hold chamber 13 and realize sealedly, make bowl cover 1 have certain waterproof performance, avoid the user when wasing bowl cover 1, wash water etc. to get into the gap between shell 11 and upper cover 12 and hold the intracavity 13 and lead to holding the circumstances that the electrical apparatus part in chamber 13 affected with damp caused the short circuit and damaged even, guarantee the stability of complete machine work. Meanwhile, the cup cover 1 is convenient for a user to clean, the overall neatness of the cup cover 1 is guaranteed, and the use experience of the user is improved.

The upper cover 12 or the shell 11 is provided with the mounting hole 121 for mounting the plug-in unit 5, and the mounting hole 121 can be used for detecting the air tightness of the accommodating cavity 13, so that the mounting hole 121 for mounting the plug-in unit 5 and the through hole for detecting the air tightness of the accommodating cavity 13 share one mounting hole 121, on one hand, the situation that when a user cleans the cup cover 1, cleaning water can enter the accommodating cavity 13 through the through hole to reduce the tightness of the accommodating cavity 13 and the internal electric components are wetted to cause short circuit or damage is avoided, the tightness of the accommodating cavity 13 is ensured, and the protectiveness of the components in the accommodating cavity 13 is improved; on the other hand, the step of additionally arranging the through hole to detect the air tightness is omitted, the effect of saving the step is realized, the production cost of the cup cover 1 is reduced, meanwhile, the integrity of the cup cover 1 is guaranteed, the structural strength of the cup cover 1 is guaranteed, the condition that the cup cover 1 is easy to damage due to low strength is avoided, and the service life of the cup cover 1 is prolonged. It should be noted that, the plug-in unit 5 is not specifically limited, and preferably may be a USB interface for charging, and the mounting hole 121 is not limited to the mounting of the plug-in unit 5, but may be used for fixing components such as a key switch, which is not described herein.

Note that, the structure of the mounting hole 121 is not particularly limited in this application, and may be any of the following embodiments:

example 1: as shown in fig. 3 and 4, in this embodiment, the mounting hole 121 includes a fixing hole 1211 for mounting the plug unit 5 and a detection hole 1212 provided laterally to the fixing hole 1211, and the detection hole 1212 communicates with the housing chamber 13 for performing air tightness detection of the housing chamber 13.

By arranging the mounting hole 121 to include the fixing hole 1211 for mounting the plug unit 5 and the detection hole 1212 laterally disposed with respect to the fixing hole 1211, the external component is not interfered with the fitting of the plug unit 5 and the detection of the tightness of the accommodating cavity 13, so that the detection of the tightness of the accommodating cavity 13 is more convenient, and the detection efficiency is improved.

Example 2: in this embodiment, the mounting hole 121 is provided with a sidewall extending inward or outward, and a detection hole 1212 for performing air tightness detection of the accommodation chamber 13 is formed in the sidewall.

Through be equipped with inwards or outwards extended lateral wall at mounting hole 121, and be formed with the detection hole 1212 that is used for carrying out the gas tightness that holds chamber 13 on the lateral wall and detect for external part and grafting unit 5's cooperation and to holding chamber 13's leakproofness detect all can in same through-hole, help improving the compact of bowl cover 1 structure, reduce the occupation space of complete machine.

As a preferred embodiment of the present application, as shown in fig. 4, a waterproof and breathable film 7 is further provided at the mounting hole 121.

Through still being equipped with waterproof ventilated membrane 7 in mounting hole 121 department for food processor is at the during operation, and the battery in-process intensifies, and under the temperature rising condition, hold the inside pressure increase in the chamber 13, and gas can outwards overflow through waterproof ventilated membrane 7, reaches the effect of pressure release, avoids holding chamber 13 and external complete isolation and leads to inside pressure to continuously rise and cause the condition that bowl cover 1 is opened, further promotes the stability of complete machine work. Meanwhile, when a user cleans the cup cover 1, external cleaning water cannot enter the accommodating cavity 13 through the mounting hole 121 under the blocking of the waterproof breathable film 7, so that ventilation and waterproofing of the mounting cavity are realized, and the situation that electrical parts are wetted to cause short circuit and even damage is avoided.

It should be noted that, the relative relation between the mounting hole 121 and the waterproof and breathable film 7 is not limited in particular, and as a preferred embodiment of the present application, the mounting hole 121 and the waterproof and breathable film 7 are detachably connected, so that the waterproof and breathable film 7 can be detached for replacement after long-time use, the maintenance cost of the whole machine is reduced, and the service life of the machine is prolonged.

As a preferable example of this embodiment, as shown in fig. 4, the waterproof and breathable film 7 is provided on the side close to the accommodating chamber 13, and the accommodating chamber 13 is further provided therein with a bracket 8 for fixing the plug unit 5, the bracket 8 has a fixing post 81 extending toward the mounting hole 121, and the waterproof and breathable film 7 is sandwiched and fixed between the fixing post 81 and the mounting hole 121.

Through locating waterproof ventilated membrane 7 near one side that holds chamber 13 for waterproof ventilated membrane 7 realizes hiding, avoid waterproof ventilated membrane 7 to expose and lead to its easy wearing and tearing that produces to cause the poor condition of waterproof ventilation effect, realize the protection to waterproof ventilated membrane 7, still be equipped with the support 8 of fixed grafting unit 5 in holding chamber 13 simultaneously, make grafting unit 5 not only can be fixed through mounting hole 121, can also carry out further fixed spacing through support 8 simultaneously, improve grafting unit 5 and mounting hole 121 and connect complex stability, avoid grafting unit 5 to take place to rock the condition that breaks away from even with mounting hole 121 in the grafting in-process of long-time. And support 8 has the fixed column 81 that extends towards mounting hole 121, and waterproof ventilated membrane 7 centre gripping is fixed in between fixed column 81 and the mounting hole 121, has made things convenient for waterproof ventilated membrane 7's installation, has saved the step of establishing connecting piece in addition and fixing waterproof ventilated membrane 7 on mounting hole 121, has further realized the operation of step-saving, helps improving assembly efficiency, reduces complete machine spare part, reduction in production cost.

Further, as shown in fig. 4, the fixing post 81 is provided with a water storage tank 811 communicating with the mounting hole 121.

Through be equipped with the aqua storage tank 811 that communicates with mounting hole 121 at the fixed column 81 for if waterproof ventilated membrane 7 after long-time use waterproof performance reduces and leads to a small amount of water to get into after holding chamber 13 through mounting hole 121, can directly enter into aqua storage tank 811, effectively avoided the circumstances that washings water etc. directly drip to electrical components on, further play the effect of protecting electrical components.

As a preferable example of this embodiment, as shown in fig. 4, the fixing post 81 is provided with a ventilation passage 812 communicating with the mounting hole 121.

Through be equipped with the ventilative passageway 812 with mounting hole 121 intercommunication at the fixed column 81 for when holding the inside pressure in the chamber 13 and increasing, the gas can be more smooth and easy outwards discharge through ventilative passageway 812 rethread mounting hole 121, has avoided the fixed column 81 to block up the condition that leads to gas unable exhaust to the external world with mounting hole 121.

It should be noted that, in the present application, the structure of the ventilation channel 812 is not specifically limited, as a preferred embodiment of the present application, as shown in fig. 4, the fixing post 81 is hollow and the top wall is perforated to form a first channel 8121 communicating with the mounting hole 121, the side wall of the fixing post 81 is provided with a second channel 8122 communicating with the first channel 8121, and the first channel 8121 and the second channel 8122 form the ventilation channel 812.

The fixing column 81 is arranged to be hollow in the inside and the top wall is provided with the hole so as to form the first channel 8121 communicated with the mounting hole 121, the side wall of the fixing column 81 is provided with the second channel 8122 communicated with the first channel 8121, the first channel 8121 and the second channel 8122 form the ventilation channel 812, on one hand, the first channel 8121 and the second channel 8122 are convenient in demolding, so that the fixing column 81 is convenient to form, and the production process cost is reduced; on the other hand, the material for demolding the fixing column 81 is reduced, which is helpful for reducing the production cost of the fixing column 81, and further reducing the production cost of the whole machine.

As a preferred embodiment of the present application, as shown in fig. 3 and 4, the cup cover 1 includes a cover 6, where the cover 6 has a covering position covering the mounting hole 121 and an opening position separated from the mounting hole 121, and when the cover is in the opening position, the mounting hole 121 can allow an external unit to perform air tightness detection of the accommodating cavity 13 with insertion or through the mounting hole 121.

By arranging the sealing cover 6, the sealing cover 6 is provided with a closing position closing on the mounting hole 121 and an opening position separating from the mounting hole 121, so that the sealing cover 6 can be closed on the mounting hole 121 to shield the mounting hole 121 when the food processor is not required to be connected with the outside through the plug unit 5 or to detect the air tightness, on one hand, the situation that the dirt remains in the through hole due to the fact that the outside dust enters the mounting hole 121 under normal conditions is avoided, and the cleanliness of the mounting hole 121 is ensured; on the other hand, the situation that cleaning water enters the accommodating cavity 13 through the mounting hole 121 when a user cleans the cup cover 1 is avoided, and the situation that electrical parts are wetted to cause short circuit or even damage is avoided.

Further, when the sealing cover 6 is located at the closing position, the sealing cover 6 further has a sealing state of the sealing cover 6 closing the mounting hole 121 and a pressure relief state of opening the mounting hole 121, and when the pressure in the accommodating cavity 13 is greater than the external pressure, the sealing cover 6 is switched from the sealing state to the pressure relief state, so that the accommodating cavity 13 is communicated with the external environment.

Through still having sealed lid 6 with closing cap 6 and closing mounting hole 121 sealing state and opening the decompression state of mounting hole 121, when food processor work in-process, hold chamber 13 internal pressure and be greater than external pressure, sealed lid 6 switches to the decompression state by sealing state to make hold chamber 13 and external intercommunication, guarantee to hold chamber 13 internal gas and outwards discharge through mounting hole 121, reach the effect of pressure release, avoid holding chamber 13 and external complete isolation and lead to inside pressure to continuously rise and cause the condition that bowl cover 1 was jacked up.

It should be noted that, how the cover 6 is switched between the sealing state and the pressure release state is not particularly limited in the present application, and may be any of the following embodiments:

example 1: in this embodiment, the cover 6 is operable under pressure differential to switch from a sealed state to a pressure relief state, i.e.: in the working process of the food processor, when the pressure in the accommodating cavity 13 is greater than the external pressure, the air in the accommodating cavity 13 can jack the sealing cover 6 to be switched to a pressure release state to realize pressure release.

Example 2: in this embodiment, the accommodating cavity 13 is further provided with an air pressure sensor for detecting the pressure in the accommodating cavity 13 and a driving member connected with the air pressure sensor, and the driving member can drive the sealing cover 6 to be in a sealing state or a pressure release state according to the pressure detected by the air pressure sensor.

The technical solution protected by the present utility model is not limited to the above embodiments, and it should be noted that, the combination of the technical solution of any one embodiment with the technical solution of the other embodiment or embodiments is within the scope of the present utility model. While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a portable food processor, including have smash the cup in chamber and lid close in cup top and have the bowl cover that holds the chamber, be equipped with the motor in the bowl cover and by motor drive and stretch into smash the reducing mechanism in the chamber, its characterized in that, the bowl cover include the shell and with the shell seal fit is in order to form hold the upper cover in chamber, it still is equipped with grafting unit to hold the intracavity, the upper cover or the shell is equipped with the installation grafting unit's mounting hole, just the mounting hole can be used to carry out the gas tightness that holds the chamber detects.

2. The portable food processor of claim 1, wherein the mounting hole includes a fixing hole for mounting the plug unit and a detection hole laterally disposed with respect to the fixing hole, the detection hole communicating with the accommodation chamber for performing air-tightness detection of the accommodation chamber.

3. The portable food processor of claim 1, wherein the mounting hole is provided with an inwardly or outwardly extending sidewall having a detection hole formed therein for performing air tightness detection of the receiving chamber.

4. The portable food processor of claim 1, wherein the mounting hole is further provided with a waterproof and breathable membrane.

5. The portable food processor of claim 4, wherein the waterproof and breathable membrane is disposed on a side near the receiving cavity, and a bracket for fixing the plug unit is further disposed in the receiving cavity, the bracket has a fixing post extending toward the mounting hole, and the waterproof and breathable membrane is clamped and fixed between the fixing post and the mounting hole.

6. The portable food processor of claim 5, wherein said stationary post is provided with a water reservoir in communication with said mounting hole.

7. The portable food processor of claim 5, wherein said stationary post is provided with a ventilation channel in communication with said mounting hole.

8. The portable food processor of claim 7, wherein the stationary post is hollow and the top wall is perforated to form a first passageway in communication with the mounting hole, the side wall of the stationary post is provided with a second passageway in communication with the first passageway, and the first passageway and the second passageway form the ventilation passageway.

9. The portable food processor of claim 1, wherein the lid includes a cover having a closed position to cover the mounting hole and an open position to separate from the mounting hole, the mounting hole being configured to allow an external unit to be inserted into or pass through the mounting hole for air tightness detection of the receiving cavity in the open position.

10. The portable food processor of claim 9, wherein when the cover is in the closed position, the cover further has a sealing state in which the cover is closed to the mounting hole and a pressure release state in which the mounting hole is opened, and when the pressure in the housing chamber is greater than the external pressure, the cover is switched from the sealing state to the pressure release state to allow the housing chamber to communicate with the external environment.