JP2002223957A - Blender - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure safety of a user in a blender by automatically closing a shutter to cover a cutter even when a container is separated from a container base and only the container base is placed on a blender body. SOLUTION: This container base 17 placed on the upper part of the main body 11 is provided with a shutter 21 for covering a cuter 18 and the shutter 21 is opened/closed linked with the attachment/detachment of a container 15. When the container 15 is separated from a container base 17, the shutter 21 is automatically closed by linkage to cover the cuter 18 when used or not used in such a case as maintenance or storage. Then a person including an infant is prevented from erroneously touching the cutter 18 by hand so that safety is secured.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mixer for producing a mixed juice or the like by crushing vegetables and fruits and mixing them with a liquid substance.

[0002]

2. Description of the Related Art Conventionally, mixers have been known as Jiko 62-4562.
No. 5 is known. Hereinafter, the configuration will be described with reference to FIG. 1 is a main body of a mixer incorporating a motor 3 to which a lower connector 2 is connected, 4 is a container for storing vegetables, fruits and the like, 5 is a container base on which the container 4 is detachably mounted and attached to the main body 1, and is rotatable. It comprises a cutter 6, an upper connector 7 directly connected to the cutter 6 and transmitting the rotation of the motor 3 via the lower connector 2, and a projection 8 provided at a lower portion. Reference numeral 9 denotes a lever, which is pushed down by the projection 8 when the container base 5 is placed on the main body 1. Reference numeral 10 denotes a switch, which cannot be pushed unless the lever 9 is pushed down, that is, the switch 10 does not operate unless the container base 5 is placed.

[0003]

However, in the above-mentioned conventional configuration, when the container 4 and the container base 5 are separated and only the container base 5 is placed on the main body 1, the lever 9 is pushed down by the projection 8 of the container base 5. Therefore, there is a possibility that the switch 10 can be pressed and the cutter 6 is operated in a state where the cutter 6 is exposed, so that there is a problem that it does not play a role as a safety mechanism of the mixer.

An object of the present invention is to solve such a conventional problem, and it is an object of the present invention to provide a safe mixer in which a cutter or a connector cannot be used unless the container is attached to a container base, so that the cutter or connector cannot be used.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a main body having a built-in motor, a container table provided with a cutter internally rotated by the motor and mounted on the main body, A container detachably attached to the table, and a shutter for covering the upper part of the cutter on the container table, and the shutter is opened and closed in conjunction with the attachment and detachment of the container.

Thus, if the container is not mounted on the container base, even if the switch is turned on by mistake, the shutter can be prevented from covering the cutter and touching the hand.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to a first aspect of the present invention is directed to a main body having a motor built therein, a container base mounted on the main body having a cutter internally rotated by the motor, and a detachable mount attached to the container base. A container which can be freely attached, and a shutter for covering the upper part of the cutter on the container base, and the shutter is opened and closed in conjunction with attachment and detachment of the container. When the container is not attached, the shutter is closed in conjunction with the container, so that the mixer cannot be used. Even if the switch is turned on by mistake, the cutter rotating at a high speed is covered with the shutter, so that the cutter is not touched and the safety can be secured.

According to a second aspect of the present invention, in the configuration of the first aspect, the shutter is urged to always close, and the container is mounted between the shutter and the cutter. When the container is attached to the container base, the shutter comes into contact with the container and opens, and when the container is removed, the shutter is urged and closed, so the shutter can be easily opened and closed in conjunction with the attachment and detachment of the container, and safety is improved. Can be secured.

According to a third aspect of the present invention, there is provided a container base mounted on a main body including a main body including a motor, a lower part of a connector for transmitting rotation of the motor, and a cutter rotated through the upper part of the connector. A container that is detachably attached to the container base, a shutter that covers the connector on the container base, and a stopper that determines opening and closing of the shutter in the container base in conjunction with attachment and detachment of the container. Things. And when the container is not attached, the stopper goes up and the shutter is closed in conjunction with it, so even if you try to put the container base on the main unit, the upper part of the connector can not be connected with the lower part of the connector, Since it does not rotate in an exposed state, safety can be ensured.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1) FIG. 1 is a cross-sectional view of a main part of a mixer according to a first embodiment of the present invention, and FIG. 2 is a cross-sectional view of a main part showing a state of a shutter when a container of the mixer is removed. is there. In FIGS. 1 and 2, reference numeral 11 denotes the lower part of the connector.
, A main body having a switch 14, a container 15 for storing materials such as vegetables and fruits,
Reference numeral 6 denotes a lid mounted on the upper portion of the container 15 to prevent the material inside from scattering.
8, a connector 20 that is directly connected to the cutter 18 and the shaft 19 and transmits the rotation of the motor 13, and a shutter 21 that covers the upper part of the cutter 18; The shutter 21 is clamped and fixed by the fixing rib 22. The shutter 21 includes a plurality of opening / closing members 23 formed of a material having rigidity so as not to be easily deformed even when touched by a hand, a storage member 24 for storing the opening / closing members 23, and an opening / closing member built in the storage member 24. The opening / closing member 23 includes a spring member (not shown) for urging the opening / closing member 23 in a closing direction and an operating portion 25 for opening / closing the opening / closing member 23. The opening / closing member 23 moves so as to draw an arc-shaped trajectory. It moves to the side and is stored in the storage member 24 to open the central part, and when closing, it moves to the central side to gather and close so as to meet at the center. A screw 26 is formed in the lower part of the outer periphery of the container 15 and is screwed and mounted on the container base 17, and is located between the cutter 18 and the shutter 21 at the time of mounting. A packing 27 is detachably provided between the container 15 and the container base 17 so as to prevent the liquid cooked food in the container 15 from leaking. A fitting 28 fits when the container base 17 is placed on the main body 11. The positioning rib protrudes above the main body 11.

The operation and action of the mixer configured as described above will be described. Without the container 15 attached, the container table 17 with the cutter 18 exposed
When placed on the top, the container 15 does not have a container 15 so that materials such as vegetables and fruits cannot be put in the container and cannot be put to practical use. However, the opening / closing member 23 of the shutter 21 is biased and closed, and the cutter 21 is closed. Even when the switch 14 is accidentally turned on to cover the upper part of the cutter 18 and the cutter 18 rotates at a high speed, the hand does not touch the cutter 18 and safety can be secured. When the container 15 is removed from the container base 17 even when not in use or stored, the opening and closing member 23 of the shutter 21 is automatically closed by the urging of the spring material to cover the cutter 18. It is safe because the cutter 18 does not touch the hand when taking in and out, and a small child does not accidentally touch the cutter 18.

On the other hand, for practical use, when the shutter 21 is opened via the operation unit 25 and the container base 17 on which the container 15 is screwed and mounted is placed on the main body 11, the container 1
Since the lower portion 5 is between the shutter 21 and the cutter 18, the opening / closing member 23 of the shutter 21 urged in the closing direction abuts on the outer periphery of the container 15 and remains open, so that the cutter 18 is exposed. By putting the material into the container 15 and turning on the switch 14, the container 15 can be put to practical use without any trouble.
Since the rotating cutter 18 is not accidentally touched by the hand, the safety is secured.

Further, as described above, the opening and closing member 23 of the shutter 21 is urged in the closing direction, and the lower portion of the container 15 is positioned between the shutter 21 and the cutter 18, so that the shutter 21 can be used without using any separate parts. Since the presence / absence of the container 15 is detected by the presence / absence of contact between the opening / closing member 23 and the container 15, the opening / closing member 23 of the shutter 21 can be opened and closed.
The shutter 21 can be opened and closed in conjunction with the attachment / detachment of the container 15 with a simple configuration without increasing the number of parts, and a highly reliable mixer safety mechanism can be provided.

In this embodiment, the shutter 21 has the same structure as that of the camera. However, the shutter 21 may be slid in the same manner as a garage shutter and wound and stored in a blind shape. It may be configured to open and close in conjunction with. Further, the interlocking between the attachment / detachment of the container 15 and the opening / closing of the shutter 21 may be configured such that the container 15 is brought into contact with the operation unit 22 as another mode.

(Embodiment 2) FIG. 3 is a cross-sectional view of a main part of a mixer according to a second embodiment of the present invention, and FIG. 4 is a cross-sectional view of a main part showing a state of a shutter when a container of the mixer is removed. is there. The same reference numerals as those in the first embodiment denote the same components, and a description thereof will be omitted, and portions different from the first embodiment will be described. 3 and 4, a different portion is provided with a shutter 21 which is urged in a closing direction by a spring material and covers a lower portion of the upper portion 20 of the connector on the lower portion of the container base 37. The shutter 21 is vertically divided into two parts by a mounting part, and the shutter 21 is fixed by being sandwiched between fixing ribs 22. The shutter 21 is similar to the first embodiment,
An opening / closing member 23, a storage member 24, a spring member (not shown) for urging the opening / closing member 23 in a closing direction,
The opening and closing member 23 is opened and closed so as to draw a circular locus. Reference numeral 40 denotes a stopper provided with a plurality of bosses 41, which is provided so as to be slidable up and down through a plurality of holes 38 formed in the container base 37, and slides downward when the container 15 is attached to the container base 37. The boss 41 is provided so as to contact the opening / closing member 23 of the shutter 21. Reference numeral 42 denotes a spring incorporated in a part of the boss 41 to urge the stopper 40 upward.
Is formed at the lower part of the stopper 40 to prevent the stopper 40 from coming off, 44 is a groove provided to bend inward when the locking part 43 is penetrated into the hole 38, 39 is a container base 37 on the main body 11. A concave portion that fits when placed, and is formed above the main body 11.

The operation and action of the mixer configured as described above will be described. Container 15 is placed on container table 37
When the shutter 40 separates from the shutter 42, the stopper 40 which abuts on the opening and closing member 23 of the shutter 21 and opens the opening and closing member 23
When the container base 37 with the cutter 18 exposed is to be mounted on the main body 11, the opening / closing member 23 of the shutter 21 is closed and the lower part of the connector 20 is covered. Since the tip of the lower portion 12 hits the opening / closing member 23 of the shutter 21, the container base 37 is fitted into the concave portion 39 and cannot be stably mounted on the main body 11, and the upper connector 20 and the lower connector 12 are not connected. Even if the switch 14 is turned on by mistake, the cutter 18 does not rotate, and safety can be ensured.

On the other hand, for practical use, when the shutter 21 is opened via the operation unit 25 and the container 15 is mounted on the container table 37, the container 15 pushes the stopper 48 to a position where it contacts the lower opening / closing member 23. The opening and closing member 23 of the shutter 21 urged in the closing direction abuts on the outer periphery of the stopper 40 and remains open,
7 can be stably fitted on the main body 11 by fitting into the concave portion 39 on the upper surface of the main body 11,
If the switch 14 is turned on when the material is put into the container 15 and the switch 12 is turned on, the container can be put to practical use without any trouble.
, The hand does not accidentally touch the cutter 18 and safety is ensured.

[0019]

As described above, according to the present invention, when the container and the container base are separated from each other, the shutter interlocks and automatically operates even when the container is not used, such as during maintenance or storage. It closes and covers the cutter, so it is possible to prevent the hand from accidentally touching the cutter, including infants,
Safety can be ensured.

Further, since the presence / absence of the container can be detected based on the presence / absence of contact between the shutter and the container, the shutter can be opened / closed. And a highly reliable mixer safety mechanism can be provided.

Further, when the container and the container base are separated, the shutter is automatically linked and automatically closed to cover the connector. Therefore, the container base cannot be placed on the main body and the connector cannot be connected. Even if the cutter does not rotate, safety can be ensured.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part of a mixer according to a first embodiment of the present invention.

FIG. 2 is a sectional view of a main part showing a state of a shutter when a container of the mixer is removed.

FIG. 3 is a sectional view of a main part of a mixer according to a second embodiment of the present invention.

FIG. 4 is a sectional view of a main part showing a state of a shutter when a container of the mixer is removed.

FIG. 5 is a sectional view of a main part of a conventional mixer.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Main body 12 Connector lower 13 Motor 15 Container 17 and 37 Container stand 18 Cutter 20 Connector upper 21 Shutter 40 Stopper

Claims (3)

[Claims] 1. A container having a built-in motor, a container mount mounted on the main body having a cutter rotated by the motor, and a container detachably attached to the container mount. A mixer that includes a shutter that covers an upper part of the cutter and opens and closes the shutter in conjunction with attachment and detachment of the container. 2. The shutter is normally biased in a closing direction,
The mixer of claim 1, wherein the container is mounted between a shutter and a cutter. 3. A container base mounted on the main body having a main body with a built-in motor, a lower part of a connector for transmitting rotation of the motor, and a cutter rotated through the upper part of the connector, and a detachable mount on the container base. A mixer comprising a freely attachable container, a shutter for covering the connector on the container base, and a stopper in the container base for determining opening and closing of the shutter in conjunction with attachment and detachment of the container.