CN110937415B

CN110937415B - Quantitative feeder for powdery or tiny granular solid

Info

Publication number: CN110937415B
Application number: CN201911021985.5A
Authority: CN
Inventors: 陈之中; 陈仰帆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2021-01-01
Anticipated expiration: 2039-10-25
Also published as: CN110937415A

Abstract

The invention discloses a quantitative feeder for powdery or tiny granular solids, which comprises a raw material container, wherein the lowest end of the raw material container is provided with a discharging hole, the axial lead of the raw material container is provided with a rotating shaft, the lower part of the rotating shaft is connected with a stirring sheet, the upper part of the rotating shaft is provided with an electromagnet, the top of the rotating shaft is fixedly connected with an iron core rod extending out of the lower part of the electromagnet, the electromagnet is connected with a power supply, a motor is arranged above the electromagnet, the extending part of the top of the iron core rod is movably connected with an output shaft of the motor, and the iron core rod drives the rotating shaft. This charging means only needs to realize the control to raw materials volume of adding through control break-make electricity, and owing to introduced the stirring effect, enables the raw materials loose state that remains throughout, and the unloading is even stable, the condition of caking putty can not appear, also can prevent simultaneously that the discharge opening from controlling the addition of raw materials because of the emergence of the jam phenomenon that wets, just so can control the length of interpolation time, and this mode control is more accurate, convenient, the actual popularization of being convenient for.

Description

Quantitative feeder for powdery or tiny granular solid

Technical Field

The invention relates to the field of quantitative feeder equipment, in particular to a quantitative feeder for powdery or micro-granular solids.

Background

The quantitative feeder is widely applied to various fields, and particularly, a certain amount of seasoning is required to be accurately added to improve the color and taste of dishes when the dishes are cooked so as to meet the requirements of diversified people. Accordingly, in some automated dish cooking apparatuses, seasoning addition auxiliary feeders are also equipped. However, a drawback of current seasoning loaders is that it is difficult to achieve dosing, particularly for solid seasonings.

For example, the intellectual property office of the people's republic of China issued a patent of a method and equipment for automatically cooking dishes and a method for using seasonings at 9.11.2005, patent No. ZL02102760.9, which discloses a solid seasoning mechanism, and the key point of the mechanism is that all solid seasonings are firstly processed into standard spherical particles so as to realize quantitative treatment of the solid seasonings, thus obviously greatly improving the threshold of practical popularization and being difficult to popularize practically.

Disclosure of Invention

The invention aims to provide a quantitative feeder for powdery or tiny granular solids, which controls the adding amount of solid materials by controlling the adding time.

The invention realizes the purpose through the following technical scheme:

the utility model provides a quantitative charging means of powdered or small granular solid, is including the raw materials container who holds the raw materials, raw materials container's bottom is equipped with the discharge opening, raw materials container's axial lead department is equipped with a pivot, the sub-unit connection of pivot has the stirring piece, and the upper portion of pivot is equipped with the electro-magnet, the top of pivot links firmly with the iron system plug that this electro-magnet lower part stretches out, the electro-magnet switch-on has the power, the top of electro-magnet is equipped with the motor, the output shaft swing joint of electro-magnet iron system plug top extension and motor makes motor shaft, electro-magnet iron system plug and pivot form the straight line and establish ties, just the iron system plug drives the pivot and reciprocates under the magnetic force effect of electro-magnet, and reciprocates the in-process at the pivot, no matter be located which position under, the motor can drive the pivot, the lowest end of the rotating shaft is inserted into a discharge hole at the lower tip of the raw material container to serve as a closing plug.

The further improvement is that the upper part of the raw material container is in a cylindrical shape, the lower part of the raw material container is in a conical shape, and a circular discharging hole is arranged at the lowest tip of the conical shape.

The further improvement is that a return spring is arranged in the electromagnet, and under the action of the return spring, when the electromagnet is powered off, the iron core rod is positioned at the lowest position.

The further improvement is that when the electromagnet is powered on, the electromagnet attracts the iron core rod to move upwards, the return spring is compressed to drive the rotating shaft to move upwards, and the discharge hole of the raw material container is opened; when the electromagnet is powered off, the electromagnet loses attraction force on the iron core rod, the iron core rod and the rotating shaft move downwards under the action of restoring force of the return spring, and the bottom end of the rotating shaft is pushed by the iron core rod to be inserted into the discharging hole of the raw material container to form plugging.

The improved structure of the iron core rod is characterized in that an inserting groove is formed in an output shaft of the motor, a pin sheet is arranged at the top end of the iron core rod and inserted into the inserting groove to form movable connection between the iron core rod and the output shaft of the motor, and the pin sheet is always positioned in the inserting groove in the up-and-down moving process of the rotating shaft.

The further improvement is that the stirring sheet is provided with a plurality of through holes.

The further improvement is that an outer frame is arranged outside the raw material container, the motor is arranged at the top end of the outer frame, and the electromagnet is arranged on the inner wall of the outer frame.

The further improvement is that a plurality of fixing frames are arranged in the raw material container and used for restraining the rotating shaft to be always positioned at the axis line of the raw material container in the moving process.

The further improvement is that a sensor is arranged in the raw material container and used for detecting the stock of the raw materials.

The further improvement is that the bottom end of the rotating shaft is in a conical head shape.

The invention has the beneficial effects that: this infundibulate solid raw materials charging means only needs to realize the control to raw materials volume of adding through control break-make electricity, and owing to introduced the stirring effect, enables the raw materials loose state that remains throughout, and the unloading is even stable, the condition of caking putty can not appear, also can prevent simultaneously that the discharge opening from controlling the addition of raw materials because of the emergence of the jam that wets, just so can control the length of interpolation time, and this mode control is more accurate, convenient, the actual popularization of being convenient for.

Drawings

FIG. 1 is a state view of a solid doser with a discharge opening open;

FIG. 2 is a state diagram of the solid quantitative feeder when the discharge hole is blocked;

FIG. 3 is a schematic diagram showing a part of the electromagnet structure of the solid quantitative feeder;

in the figure, 1, a raw material container; 2. a discharge hole; 3. a rotating shaft; 4. a stirring sheet; 5. making an iron core rod; 6. an electromagnet; 7. a motor; 8. a return spring; 9. a slot; 10. a latch tab; 11. a through hole; 12. an outer frame; 13. a sensor; 14. a fixing frame.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Referring to fig. 3, a quantitative feeder for powdery or tiny granular solids comprises a raw material container 1, a discharge hole 2 is arranged at the bottom end of the raw material container 1, a rotating shaft 3 is arranged at the axial lead of the raw material container 1, a stirring sheet 4 is connected to the lower portion of the rotating shaft 3, an electromagnet 6 is arranged on the upper portion of the rotating shaft 3, the top of the rotating shaft 3 is coaxially and fixedly connected with an iron core rod 5 extending out of the lower portion of the electromagnet, the electromagnet 6 is connected with a power supply (not shown in the figure), a motor 7 is arranged above the electromagnet 6, the extending portion of the top of the iron core rod 5 of the electromagnet 6 is movably connected with an output shaft of the motor, so that the shafts of the motor 7 and the electromagnet 6 and the rotating shaft 3 form a linear series connection relationship, the rotating shaft 3 can drive the rotating shaft 3 to move up and down under the magnetic force of the, In the next position, the motor 7 can drive the rotating shaft 3 to rotate. When the electromagnet 6 is powered off, the lowest end of the rotating shaft 3 is inserted into the lower tip discharge hole 2 of the cylindrical funnel raw material container 1 to act as a closing plug. When the electromagnet 6 is powered on, the electromagnet 6 attracts the iron core rod 5 to move upwards, the return spring 8 is compressed, the rotating shaft 3 moves upwards, and the discharge hole 2 of the raw material container 1 is opened; when the electromagnet 6 is powered off, the electromagnet 6 loses attraction force on the iron core rod 5, the iron core rod 5 and the rotating shaft 3 move downwards under the action of the restoring force of the return spring 8, and the bottom end of the rotating shaft 3 is inserted into the discharge hole 2 of the raw material container 1 to block a channel through which the raw materials flow out.

Specifically, a slot 9 is formed in an output shaft of the motor 7, a latch piece 10 is arranged at the top end of the iron core rod 5, the latch piece 10 is inserted into the slot 9 to form movable connection between the iron core rod 5 and the output shaft of the motor 7, and the latch piece 10 can move up and down in the slot 9. During the vertical movement of the iron core rod 5, the plug piece 10 is always positioned in the socket 9, and can be rotationally driven while being held. Of course, other connection modes are also available here, as long as the up-and-down movement can be realized while the transmission is realized.

The upper portion of raw materials container 1 is the cylinder shape, and the lower part of raw materials container 1 is the cone shape, and there is discharge opening 2 bottom, forms the structure of similar hourglass, and the stirring effect of stirring piece 4 helps improving the stability of ejection of compact in addition. Moreover, the stirring sheet 4 is provided with a plurality of through holes 11, and raw materials can pass through the through holes 11 during stirring.

A plurality of fixing frames 14 are arranged in the raw material container 1 and used for restraining the rotating shaft 3 to be always positioned at the axis line of the raw material container 1 in the moving process; an outer frame 12 is arranged outside the raw material container 1, the motor 7 is erected at the top end of the outer frame 12, and the electromagnet 6 is arranged on the inner wall of the outer frame 12. In particular, a sensor 13 is arranged in the raw material container 1 for detecting the stock of the raw material for the user to refer to and supplement the raw material in time. The bottom end of the rotating shaft 3 is in a pointed shape, so that the rotating shaft can be conveniently inserted into the discharge hole 2 of the raw material container 1 to form a plug.

When the quantitative solid feeding device is used, in order to ensure the stable speed of solid quantitative feeding, before the feeding is started, the motor 7 firstly drives the rotating shaft 3 and drives the connected stirring sheet 4 to stir raw materials for a short time, so that the raw materials are in a uniform loose state, and at the moment, the conical tip at the lower top end of the rotating shaft 3 is still inserted into the discharging hole 2 of the raw material container 1. When feeding begins, the electromagnet 6 is electrified to lift the rotating shaft 3 upwards through the iron core rod 5, the discharge hole 2 of the raw material container 1 is opened, the stirring sheet 4 still keeps rotating at the moment, the whole hopper forms an hourglass mechanism, loose solid raw material powder or tiny particles fall at a stable speed, and the feeding amount of the raw materials can be accurately controlled by controlling the pulling time of the rotating shaft 3.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a quantitative charging ware of powdered or tiny particle form solid, is including holding raw materials container (1), the bottom of raw materials container (1) is equipped with discharge opening (2), its characterized in that: a rotating shaft (3) is arranged at the axial lead of the raw material container (1), the lower part of the rotating shaft (3) is connected with a stirring sheet (4), the upper part of the rotating shaft (3) is provided with an electromagnet (6), the top of the rotating shaft is fixedly connected with an iron core rod (5) extending out of the lower part of the electromagnet (6), the electromagnet (6) is connected with a power supply, a motor (7) is arranged above the electromagnet (6), the extended part of the top of the iron core rod (5) of the electromagnet (6) is movably connected with the output shaft of the motor (7), the iron core rod (5) synchronously drives the rotating shaft (3) to move up and down under the magnetic force action of the electromagnet (6), and in the process that the rotating shaft (3) moves up and down, the motor (7) can drive the rotating shaft (3) to rotate all the time, when the electromagnet (6) is powered off, the lowest end of the rotating shaft (3) is inserted into a discharge hole (2) at the lower tip of the raw material container (1) to serve as a closing plug.

2. A doser for powdery or fine particulate solids according to claim 1, characterized in that: the upper part of the raw material container (1) is cylindrical, the lower part of the raw material container (1) is conical, and a circular discharging hole (2) is arranged at the lowest tip of the cone.

3. A doser for powdery or fine particulate solids according to claim 1, characterized in that: a return spring (8) is arranged in the electromagnet (6), and under the action of the return spring, when the electromagnet (6) is powered off, the iron core rod (5) is located at the lowest position.

4. A doser for powdery or fine particulate solids according to claim 3, characterized in that: when the electromagnet (6) is powered on, the electromagnet (6) attracts the iron core rod (5) to move upwards, the return spring (8) is compressed, the rotating shaft (3) moves upwards, and the discharge hole (2) of the raw material container (1) is opened; when the electromagnet (6) is powered off, the electromagnet (6) loses attraction to the iron core rod (5), the iron core rod (5) and the rotating shaft (3) move downwards under the action of restoring force of the return spring (8), and the bottom end of the rotating shaft (3) is pushed to be inserted into the discharge hole (2) of the raw material container (1) through the iron core rod (5) to form plugging.

5. A doser for powdery or fine particulate solids according to claim 4, characterized in that: the iron core rod structure is characterized in that an output shaft of the motor (7) is provided with a slot (9), the top end of the iron core rod (5) is provided with a latch piece (10), the latch piece (10) is inserted into the slot (9) to form movable connection between the iron core rod (5) and the output shaft of the motor (7), and the latch piece (10) is always positioned in the slot (9) in the up-and-down moving process of the iron core rod (5).

6. A doser for powdery or fine particulate solids according to claim 1, characterized in that: the stirring sheet (4) is provided with a plurality of through holes (11).

7. A doser for powdery or fine particulate solids according to claim 1, characterized in that: the outer part of the raw material container (1) is provided with an outer frame (12), the motor (7) is erected at the top end of the outer frame (12), and the electromagnet (6) is arranged on the inner wall of the outer frame (12).

8. A doser for powdery or fine particulate solids according to claim 1, characterized in that: the raw material container (1) is internally provided with a plurality of fixing frames (14) for restricting the rotating shaft (3) to be always positioned at the axial lead of the raw material container (1) in the moving process.

9. A doser for powdery or fine particulate solids according to claim 1, characterized in that: a sensor (13) is arranged in the raw material container (1) and used for detecting the stock of the raw materials.

10. A doser for powdery or fine particulate solids according to claim 1, characterized in that: the bottom end of the rotating shaft (3) is conical.