JP2015037598A - Vacuum electric cooker - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vacuum electric cooker 10 including a lid body 28 for a cooker container 20, that facilitates an operation for an operator and can reduce stress applied to the cooker container 20 as much as possible.SOLUTION: A vacuum electric cooker 10 includes: a cooker container 20; a cooker body 12 having a horizontal base part 14 and a stand part 16 and internally having a motor 18 and a vacuum pump 38; a lid body 28 having an exhaust nozzle 26 and covering the cooker container 20; and a connection arm 32 where a connection nozzle 34 and holding means 36 are fitted to the tip end and that is attached to the stand part 16 so as to be swingable between an operation position and a non-operation position. The holding means 36 includes a pair of semicircular-shaped holding pawls 48a, 50a. The lid body 28 includes a circular groove 52 into which the holding pawls 48a and 50a are fitted when the connection arm 32 is at the operation position.

Description

The present invention relates to a vacuum electric cooker, and more particularly to a vacuum electric cooker that cuts, crushes, and stirs foodstuffs in a vacuumed state.

In recent years, interest in vegetable juice and vegetable soup that can easily ingest a large amount of vegetables has increased as the desire for healthy foods has increased. In addition, with a focus on safety, there is a growing interest in electric cookers such as juicers and mixers that can hand-craft these vegetable juices and vegetable soups.

Conventionally, an electric cooking device having functions of cutting, crushing, and stirring foods (food ingredients) is well known as a mixer (see, for example, Patent Document 1). There is also known a soup cooker that is provided with heating and heat retaining means in addition to cutting, pulverizing, and stirring functions of food (food ingredients) and can cook soup according to a cooking program (see, for example, Patent Document 2).

However, in the mixer having the conventional configuration, even when fresh juice is made, the decomposition and oxidation of food components proceed with the passage of time, and the nutrient components are decreasing.

In view of this, Japanese Patent Application Laid-Open No. 2008-206907 has proposed an electric cooker that can prevent the oxidation of nutritional components and increase the nutritional components to make a soup with high nutritional value.

The electric cooker proposed in Japanese Patent Application Laid-Open No. 2008-206907 is connected to the motor by a main body with a built-in motor, a container that is detachably mounted on the main body, and the container placed on the main body. A cutter that rotates to cut food in the container, a heating unit that heats the inside of the container, a lid that covers the container, a temperature detection unit that detects a temperature in the container, and a temperature detection unit Control means for controlling the heating means on the basis of a signal, the control means in the cooking program to reduce the pressure in the container to a low oxygen state and the enzyme reaction to promote the enzymatic reaction of food A process is provided.

Here, the intake stroke is performed by an intake means in which a suction pump as a main component is disposed in the lid, and this intake means is sucked by an intake pump and an intake port for sucking air in the container. Equipped with an exhaust port that discharges air to the outside of the container, a ventilation path that connects the intake port and the exhaust port, and a switching valve that opens and closes the ventilation path, and operates in the intake process to suck and decompress the air in the container To achieve a low oxygen state.

The electric cooker proposed in Japanese Patent Application Laid-Open No. 2008-206907 can reduce the oxygen content of the container by the above-described configuration, prevent the oxidation of nutrient components, and automatically cook soup that does not impair the nutritional value. it can. However, since this suction pump has a large structure and a heavy weight, the lid provided with the suction pump has a large structure and a heavy weight. For this reason, the lid is difficult for the operator to work, and the stress on the container is large, and in the worst case, the lid may be damaged.

JP-A-10-179427

JP 2006-149499 A

JP 2008-206907 A

Then, an object of this invention is to provide the vacuum electric cooking device provided with the lid | cover for a container which can work easily for an operator and can also reduce the stress applied to a container as much as possible.

The said objective can be achieved by the vacuum electric cooker by this invention which has the structure of following (1)-(4).
(1)
A cooker container having a cooking utensil; a horizontal base for detachably mounting the cooking utensil container; and a stand part extending vertically upward from a rear edge of the horizontal base; and a motor for driving the cooking utensil A cooker body provided therein with a vacuum pump for setting the inside of the cooker container to a predetermined degree of vacuum, and a cover body that has an exhaust nozzle for exhausting air in the cooker container and covers the cooker container A connection nozzle that communicates with the vacuum pump via a ventilation tube, and a holding means that maintains an airtight connection state of the connection nozzle with respect to the exhaust nozzle. A connection in which the base end is attached in the vicinity of the upper end of the stand portion so as to be swingable between an operating position that is airtightly connected to the nozzle and an inactive position where the connecting nozzle is separated from the exhaust nozzle. A vacuum electric cooker including a pair of semi-annular holding claws formed on the holding means, and when the connecting arm is in the operating position on the lid The vacuum electric cooker is characterized in that an annular groove into which the holding claws enter is formed.
(2)
The vacuum electric cooker according to (1), wherein the annular groove in the lid is formed on a peripheral surface of the exhaust nozzle.
(3)
The connection arm includes a pivot, a pair of holding arms formed to be pivotable between an open position and a closed position with a proximal end pivotally attached to the pivot, and the pair of holding arms being closed. Release means having a release arm that pivots from a position to the open position, and a lower end of the release arm is formed with an operation portion that tapers downward, and the pair The above-mentioned (1) is characterized in that a pair of opening / closing portions that are spread by the operation portion when the release arm is lowered are formed in a mating portion of the holding arm facing the operation portion. ) Or the vacuum electric cooker according to (2).
(4)
The vacuum electric cooker according to (3), wherein the operation portion is formed in a triangular cross section, and the pair of opening and closing portions are formed so as to be M-shaped in cross section. .

In the vacuum electric cooker of the present invention, the bulky and heavy vacuum pump is not disposed on the lid, but is disposed on the cooker body, so that the structure of the lid is simplified and the weight is reduced. It is easy to use and can reduce stress on the container by the lid.

It is the longitudinal cross-sectional view of the vacuum electric cooking device by embodiment of this invention, Comprising: It is the figure shown in the state which lowered | hung the arm for connection. It is the longitudinal cross-sectional view of the vacuum electric cooking device by embodiment of this invention, Comprising: It is the figure shown in the state which rotated the arm for connection upwards. It is sectional drawing which follows the line AA of FIG. It is a horizontal sectional view showing a holding arm in a closed state. It is a vertical sectional view of the tip portion of the connecting arm shown with the holding arm closed. It is sectional drawing which follows the line BB of FIG. FIG. 6 is a cross-sectional view taken along line CC in FIG. 5. FIG. 6 is a cross-sectional view taken along line DD in FIG. 5. FIG. 4 is a view showing a state in which a pair of holding arms is opened in FIG. 3. It is a horizontal sectional view showing the holding arm in the opened state. It is a vertical sectional view of the tip portion of the connecting arm shown with the holding arm closed. It is sectional drawing which follows the line EE of FIG. It is sectional drawing which follows the line FF of FIG. It is sectional drawing which follows the line GG of FIG. 4 is a longitudinal sectional view for explaining the structure of a lid body 28. FIG. It is a flowchart of the main routine which shows the operation control of the vacuum electric cooker shown in FIG. It is a flowchart which shows the subroutine of the main routine which shows the operation control of the vacuum electric cooking device shown in FIG. It is a longitudinal cross-sectional view for demonstrating the structure of a vacuum storage container. It is a figure which shows the state which installed the vacuum storage container shown in FIG. 18 in the cooker main body. It is sectional drawing for demonstrating the structure of an attached vacuum tube. It is a figure for demonstrating the state which connected the attached vacuum tube shown in FIG. 20 to the arm for a connection of a cooking appliance main body. It is a figure which shows the state which has the holding | maintenance means arrange | positioned at the arm for connection in an action position. It is a figure which shows the state which has the holding | maintenance means arrange | positioned at the connection arm in a non-operating position.

Hereinafter, a vacuum electric cooking device according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
The vacuum electric cooker 10 according to the embodiment of the present invention includes a cooker body 12, and the cooker body 12 includes a horizontal base portion 14 and a stand portion 16 that extends vertically upward from a rear edge of the horizontal base portion 14. ing. A motor 18 is built in the horizontal base 14 of the cooker body 12.

The vacuum electric cooker 10 includes a cooker container 20, and the cooker container 20 includes a cooker container body 24 including a cooking utensil 22 driven by the motor 18, and an exhaust nozzle 26. A lid 28 is provided to cover the cooker container body 24. The horizontal base portion 14 of the cooker body 12 is provided with an annular container base 30 to which the lower portion of the cooker container body 24 is firmly fitted and fixed. The cooker container main body 24 is firmly fitted and fixed to the container base 30, but is detachable.

A connecting arm 32 is attached to the cooker main body 12 near the upper end of the stand portion 16 at its base end so as to be swingable in a vertical plane, and has a substantially horizontal working position (FIG. 1). An inactive position (FIG. 2) that is oblique or substantially vertical can be taken.

A connection nozzle 34 is attached to the distal end of the connection arm 32 so as to be airtightly connected to the vacuum nozzle 26 when the connection arm 32 is in the operating position. When the connection nozzle 34 is airtightly connected to the exhaust nozzle 26 at the tip of the connection arm 32, the holding means 36 holds this state (not shown in FIGS. 1 and 2; see FIG. 3 and subsequent figures). Is provided.

A vacuum pump 38 is installed in the cooker body 12, and a ventilation tube 40 is connected to the vacuum pump 38 at one end thereof. The ventilation tube 40 extends from the vacuum pump 38 to the connection nozzle 34 through the stand portion 16 of the cooker body 12 and the connection arm 32, and the other end is connected to the connection nozzle 34.

Therefore, when the connecting arm 32 is in the operating position shown in FIG. 1 inside the cooking vessel main body 24 and the connecting nozzle 34 of the connecting arm 32 is connected to the vacuum nozzle 26 of the lid 28. , And communicated with the vacuum pump 38.

An urging means 44 having a spring 42 is provided at the base of the connecting arm 32, and the urging means 44 urges the connecting arm 32 in the inoperative position direction.

As shown in FIG. 4, a pivot 46 extending in the vertical direction is attached to the connecting arm 32, and the holding means 36 has a pair of holdings pivotally attached to the pivot 46. Arms 48 and 50 are provided. Semi-annular holding claws 48 a that enter the annular groove 52 provided on the peripheral surface of the exhaust nozzle 26 and hold the airtight connection between the exhaust nozzle 26 and the connection nozzle 34 at the tips of the holding arms 48 and 50. , 50a are integrally provided.

The holding arms 48 and 50 can be pivoted between an operating position which is a closed position shown in FIGS. 3 to 8 and an inactive position which is an open position shown in FIGS. 9 to 14. ing. Further, these holding arms 48 and 50 are urged toward the operation position by springs 54 and 56.

Slope portions 48b and 50b are provided below the semi-annular holding claws 48a and 50a. When the connecting arm 32 descends to the vicinity of the operating position, the upper end of the exhaust nozzle 26 is inclined. When it is placed on 48b and 50b and further lowered, it is expanded with respect to each other by the action of the semi-annular holding claws 48a and 50a, the slope portions 48b and 50b and the upper end of the exhaust nozzle 26, and reaches the annular groove 52 at the upper end of the exhaust nozzle 26. It descends and enters the annular groove 52 here by the action of the springs 54 and 56. As described above, the connecting arm 32 is urged by the urging means 44 in the inactive position direction, that is, upward, so that the semicircular holding claws 48a and 50a and the upper wall of the annular groove 52 are firmly engaged. Thus, the connection of the connection nozzle 34 to the exhaust nozzle 26 is ensured. The holding means 36 may have any structure as long as the connection nozzle 34 can be reliably connected to the exhaust nozzle 26.

The holding means 36 includes release means 58 for pivoting the holding arms 48 and 50 from the operating position shown in FIG. 3 and the like to the inactive position shown in FIG. 9 and the like. As shown in FIG. 5 and the like, the release means 58 includes a push button portion 60 that is pressed by an operator, and a release arm 62 disposed in front of the push button portion 60.

For example, as shown in FIG. 7, the lower end of the release arm 62 is an operation section 64 having a triangular cross section. On the other hand, the joint portions of the holding arms 48 and 50 facing the operation portion 64 are formed with an M-shape, and open / close portions 48c and 50c on which the triangular operation portion 64 is placed are formed. In the state shown in FIGS. 5 to 8, the open / close portions 48c and 50c are closed by the action of the springs 54 and 56, and therefore the holding claws 48a and 50a are also closed. The upper wall of 52 is firmly engaged, and the connection of the connection nozzle 34 to the exhaust nozzle 26 is ensured. Note that the push button portion 60 is biased upward by a spring 66, and the release arm 62 is also biased upward accordingly.

In the state as described above, when the operator presses the push button portion 60 against the spring 66 as shown in FIG. 11 and the like, the release arm 62 also descends accordingly, and the release arm 62 is moved downward. The triangular operation section 64 at the lower end of the opening part opens and closes the opening / closing sections 48c and 50c of the holding arms 48 and 50 as shown in FIG. As a result, the semi-annular holding claws 48a and 50a are also in the open position shown in FIGS. 10 and 12, and the connection with the exhaust nozzle 26 is released.

As described above, when the holding means 36 is released from the exhaust nozzle 26, the connecting arm 32 is rotated to the non-adopting position direction to some extent by the action of the biasing means 44.

Airtightness of the connection between the connection nozzle 34 and the exhaust nozzle 26 is achieved by a sealer 68 provided at the lower end of the connection nozzle. This sealer may be provided at the upper end of the exhaust nozzle 26 or may be provided at both.

As shown in FIG. 15, a cup-shaped trap member 70 is detachably attached to the lower side of the lid 28 where the exhaust nozzle 26 is provided. An air flow from the cooking vessel 20 flows to the exhaust nozzle 26 side through the trap member 70. A circulation port 72 is provided at the periphery of the bottom of the trap member 70 so that the air flow from the cooking vessel 20 hits the lower surface of the lid 28 around the exhaust nozzle 26. Further, the trap member 70 is provided with an air flow buffer tube 74 for directing an air flow hitting the lower surface of the lid downward so as to extend downward in the vertical direction. As a result, the cooking material accompanying the air flow is received by the receiver 76 at the bottom of the trap member. The distribution port 72 also functions as a distribution port for returning the cooking material received by the receiver 76 into the cooking vessel 20.

That is, the flow port 72 and the air flow buffer tube 74 constitute an air flow control means for preventing the air flow from going directly to the exhaust nozzle. As the air flow control means, the air flow buffer tube 74 is extended further downward than shown in the figure, and the flow port 72 is provided on the peripheral wall of the trap member 70 so that the air flow is supplied to the air flow buffer tube 74. It is good also as a structure which hits directly. It is preferable that the lower end of the buffer pipe is located above the bottom of the trap member.

The lid 28 has a sealer 78 for preventing air from entering the cooker vessel from between the lid and the upper wall of the cooker vessel when the lid is attached to the cooker vessel. 80 is preferably provided.

The vacuum electric cooker includes control means 82 for controlling the motor 18 and the vacuum pump 38, and pressure detection means 84 connected to the control means for measuring the degree of vacuum in the cooker container 20. . The pressure detector 84 measures the degree of vacuum in the cooking vessel 20 by measuring the degree of vacuum in the ventilation tube 40. The pressure detecting means is preferably a pressure sensor, but may be a pressure switch.

When the vacuum electric cooking device 10 is started (the operator turns on the switch), the control means 82 first operates the vacuum pump 38 to make the cooking vessel 20 vacuum. When the degree of vacuum in the cooking vessel 20 reaches the first predetermined degree of vacuum A, the pressure detecting means 84 transmits a predetermined degree of vacuum achievement signal SA to the control means 82 and receives the signal when the control is received. The means 82 stops the vacuum pump and starts the motor. The pressure detecting means 84 is configured to detect a vacuum level lowering signal SB when the vacuum level is lowered to a second predetermined vacuum level B lower than the first predetermined vacuum level during operation of the motor. The control means 82 that has received this vacuum degree reduction signal SB operates the vacuum pump 38 to set the degree of vacuum of the cooking vessel 20 to the first predetermined vacuum degree A. Raise up. At this time, the motor 18 continues to operate.

This vacuum electric cooker has a timer (not shown), and the timer indicates that a predetermined time has elapsed after a preset cooking time (setting a sufficient cooking time) has elapsed. A cooking end signal is transmitted to the control means 82. When the control means 82 receives the cooking end signal, the control means 82 stops the motor 18. At this time, when the vacuum pump 38 is operating, the operation of the vacuum pump 38 is also stopped. Specific examples of the above control are shown in FIGS.

The first predetermined vacuum degree A is preferably 10 kPa abs or less, particularly preferably 18 kPa abs or less, and the second predetermined vacuum degree B is preferably 14 kPa abs or less, particularly preferably 22 kPa abs or less. B is preferably lower than the first predetermined degree of vacuum A by about 4 kPa.

The vacuum electric cooking device preferably includes the vacuum storage container 100 shown in FIG. The vacuum storage container 100 includes a vacuum storage container body 102 having substantially the same structure as the cooker container body 24 except that no cooking utensil 22 is installed, and an exhaust nozzle having a structure similar to the deaeration vacuum nozzle of the lid 28. A storage container lid 106 having 104 is provided. A check valve 108 is connected to the exhaust nozzle 104 to allow an air flow to flow only from the vacuum storage container main body 102 toward the exhaust nozzle 104. The vacuum storage container 100 is airtightly connected to the connection nozzle of the connecting arm when the vacuum storage container 100 is placed on the horizontal base of the cooker body with the lid 106 on the vacuum storage container body 102. It has a height that allows it to be evacuated by the cooker body 12 in the same manner as the cooker container 20 (see FIG. 19).

  The vacuum storage container 100 can keep the internal vacuum even after it is removed from the connecting arm 32 and the cooker body 12 by the check valve 108.

The storage container lid 106 is provided with an airtight releasing means 110 for releasing the airtightness in the vacuum storage container 100 by an operator's operation. The hermetic release means 110 may release the airtightness of the vacuum storage container 100 by opening a part of the storage container lid 106 when the operator presses the push button 112. The airtight releasing means 110 may be of a type operated by pulling the pulling member by the operator. Further, the storage container lid 106 is provided with a trap member 114 having the same structure as the trap member 70 detachably attached to the lid 28.

This vacuum electric cooker may include a vacuum storage container having a structure different from that of the vacuum storage container 100 and an attached vacuum tube 150 for evacuating the inside of the vacuum storage bag (see FIG. 20). The attached vacuum tube 150 has a deaeration vacuum nozzle 152 having the same structure as the deaeration vacuum nozzle 26 of the lid 28 at one end. The deaeration vacuum nozzle 152 can be attached and detached in the same manner as the connection nozzle 34 of the connection arm 32 and the exhaust nozzle 26 of the lid 28. A suction attachment 154 is provided at the other end of the attached vacuum tube 150.

The suction attachment 154 is provided with a wide-mouth suction port 156 and a trap member 156 having a structure similar to that of the trap member 70 provided above the suction port 156 and detachably attached to the lid body 28.

The attached vacuum tube 150 is attached to the connecting arm 32 of the cooker body 12 as shown in FIG. FIG. 22 is an enlarged view showing a connection state of the attached vacuum tube 150 to the connection arm 32.

This vacuum electric cooker is used as a juicer, a mixer, a miller, a food processor, or the like.

DESCRIPTION OF SYMBOLS 10 Vacuum electric cooker 12 Cooker main body 14 Horizontal base 16 Stand part 18 Motor 20 Cooker container 22 Cooking utensil 24 Cooker container main body 26 Exhaust nozzle 28 Lid 30 Container base 32 Connecting arm 34 Connecting nozzle 36 Holding means 38 Vacuum pump 40 Ventilation tube 42 Spring 44 Energizing means 46 Pivot 48 Holding arm 48a Holding claw 48b Slope 48c Opening / closing part 50 Holding arm 50a Holding claw 50b Slope 50c Opening / closing part 52 Annular groove 54 Spring 56 Spring 58 Release means 60 Push button Unit 62 release arm 64 operation unit 66 spring 68 sealer 70 trap member 74 air flow buffer tube 76 receiver 78 sealer 80 sealer 82 control unit 84 pressure detection unit 100 vacuum storage container 102 vacuum storage container body 104 exhaust nozzle 106 storage container lid 108 Check valve 110 Airtight solution Removal means 112 Push button 114 Trap member 150 Attached ventilation tube 152 Exhaust nozzle 154 Suction attachment 156 Trap member

Claims (4)

A cooker container having cooking utensils;
A horizontal base for detachably mounting the cooker container; and a stand part extending vertically upward from a rear edge of the horizontal base; a motor for driving the cooking utensil and a predetermined vacuum in the cooker container A cooker body with an internal vacuum pump,
A cover body having an exhaust nozzle for exhausting air in the cooker container, and covering the cooker container;
A connection nozzle that communicates with the vacuum pump via a ventilation tube and a holding unit that maintains an airtight connection state of the connection nozzle with respect to the exhaust nozzle are provided on a distal end side, and the connection nozzle is the exhaust nozzle. A connecting arm attached at a base end in the vicinity of the upper end of the stand portion so as to be swingable between an operating position for airtight connection and an inactive position for the connection nozzle to be separated from the exhaust nozzle. A vacuum electric cooker comprising:
The holding means is formed with a pair of semi-circular holding claws,
The vacuum electric cooker characterized in that the lid is formed with an annular groove into which the holding claws enter when the connecting arm is in the operating position.   The vacuum electric cooker according to claim 1, wherein the annular groove in the lid is formed on a peripheral surface of the exhaust nozzle. The connecting arm is
A pivot, a pair of holding arms pivotally formed between an open position and a closed position with a proximal end pivotally attached to the pivot; and the pair of holding arms from the closed position to the open position Release means having a release arm to be pivoted,
The lower end of the release arm is formed with an operation portion that tapers as it proceeds downward,
The pair of holding arms are formed with a pair of opening / closing sections that are spread by the operation section when the release arm is lowered at a joint portion of the pair of holding arms facing the operation section. Item 3. A vacuum electric cooker according to item 1 or 2. The operation part is formed in a cross-sectional triangle,
The vacuum electric cooker according to claim 3, wherein the pair of opening / closing portions are formed so as to be M-shaped in cross section.