Vortex mixer for food detection

Abstract

The utility model discloses a vortex mixer for food detection, which comprises a machine base, a driving disc and a bracket are arranged on the machine base, a rubber pad is arranged on the bracket, a magnetic clamping groove is arranged on the upper end face of the driving disc, a magnetic raised line is arranged on the lower end face of the bracket, and the magnetic raised line is connected with the rubber pad. A plurality of sets of negative pressure adsorption holes are formed in the upper end face of the driving disc, a negative pressure driving base is arranged on one side of the machine base, and the negative pressure driving base is connected with the driving disc through a hose. A detachable structure is arranged between the driving disc and the bracket, the bracket is used for fixing a centrifugal tube, when the mixing container is a special-shaped container, the bracket is independently detached, the special-shaped container is arranged at the upper end of the driving disc, and the vacuum pump assembly in the base is driven to work by negative pressure, so that a plurality of groups of negative pressure adsorption holes generate negative pressure adsorption force; the special-shaped container is adsorbed and fixed by means of the negative-pressure adsorption force, the device is adaptive to various mixing container structures, liquid does not need to be transferred when being mixed, and the device is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of food detection equipment, in particular to a vortex mixer for food detection. Background Art

[0002] Food testing refers to a discipline that studies and evaluates food quality and its changes. It is based on some basic theories and various technologies of physics, chemistry, and biochemistry, and in accordance with established technical standards, such as international and national food hygiene / safety standards, to test the quality of food raw materials, auxiliary materials, semi-finished products, finished products, and by-products to ensure that the product quality is qualified. The content of food inspection includes sensory testing of food, testing of nutrients, additives, and harmful substances in food, etc.; mixing food through a vortex mixer is suitable for testing agricultural residues, animal residues, food additives, and drug analysis in food.

[0003] Most existing vortex mixers are only suitable for use with centrifuge tubes, and are not convenient for fixing other special-shaped containers. The liquid in the special-shaped container needs to be transferred to the centrifuge tube and then mixed using the vortex mixer, which is inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to provide a vortex mixer for food testing to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vortex mixer for food testing, comprising a machine base, a driving disk and a bracket are arranged on the machine base, a rubber pad is arranged on the bracket, a magnetic snap-in groove is arranged on the upper end surface of the driving disk, a magnetic convex strip is arranged on the lower end surface of the bracket, a plurality of groups of negative pressure adsorption holes are arranged on the upper end surface of the driving disk, a negative pressure driving base is arranged on one side of the machine base, and the negative pressure driving base and the driving disk are connected by a hose.

[0006] The negative pressure driving base has a built-in vacuum pump assembly, the driving disk is provided with a cavity inside, and the cavity is connected with a plurality of groups of negative pressure adsorption holes and a hose.

[0007] The magnetic protrusion of the bracket is embedded in the magnetic snap-fit ​​groove of the driving disk, and the magnetic snap-fit ​​groove and the magnetic protrusion are fixed by magnetic attraction.

[0008] Wherein, a connecting seat is arranged on the lower end surface of the driving disk, a motor is built in the base, an output shaft of the motor is connected to an eccentric shaft, and one end of the eccentric shaft is connected to the connecting seat via a bearing.

[0009] Wherein, the lower end surface of the driving disk is provided with multiple groups of elastic supporting feet.

[0010] Wherein, the machine base and the driving disk are elastically connected via a plurality of sets of elastic legs.

[0011] Wherein, a plurality of groups of limiting holes are arranged on the rubber pad, and centrifuge tubes are placed inside the limiting holes.

[0012] Wherein, a panel is arranged on the front end surface of the base.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model has a detachable structure between the driving disk and the bracket, and the bracket is used to fix the centrifuge tube. When the mixing container is a special-shaped container, a certain external force is applied to the bracket, and the bracket is removed separately, and the special-shaped container is placed on the upper end of the driving disk. The vacuum pump component inside the negative pressure driving base works, so that multiple groups of negative pressure adsorption holes generate negative pressure adsorption force, and the special-shaped container is adsorbed and fixed by relying on the negative pressure adsorption force. It is suitable for a variety of mixing container structures. When mixing liquids, there is no need to transfer the liquids, and it is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the top view structure of the drive disc and the bracket of the utility model;

[0017] Figure 3 It is a schematic diagram of the bottom view of the drive disc and bracket of the utility model;

[0018] Figure 4 It is a schematic diagram of the use of the utility model.

[0019] In the figure: 1. base; 2. drive disk; 3. bracket; 4. rubber pad; 5. magnetic snap-in groove; 6. magnetic convex strip; 7. negative pressure adsorption hole; 8. negative pressure drive base; 9. hose; 10. connecting seat; 11. eccentric shaft; 12. motor; 13. elastic support foot; 14. limit hole; 15. centrifuge tube; 16. panel. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a vortex mixer for food detection, including a machine base 1, a driving disk 2 and a bracket 3 are arranged on the machine base 1, a rubber pad 4 is arranged on the bracket 3, a magnetic card slot 5 is provided on the upper end surface of the driving disk 2, a magnetic convex strip 6 is provided on the lower end surface of the bracket 3, a plurality of groups of negative pressure adsorption holes 7 are provided on the upper end surface of the driving disk 2, a negative pressure driving base 8 is arranged on one side of the machine base 1, and the negative pressure driving base 8 is connected to the driving disk 2 through a hose 9.

[0022] Among them, there is a detachable structure between the driving disk 2 and the bracket 3. The bracket 3 is used to fix the centrifuge tube 15. The bracket 3 can be replaced separately, and a suitable bracket 3 can be selected according to usage requirements.

[0023] Among them, multiple groups of centrifuge tubes 15 are inserted into the rubber pad 4 of the bracket 3, and the vortex mixer uses a motor 12 to work, driving the eccentric shaft 11, and the driving disk 2 is driven by the eccentric shaft 11 to move, and the movement is transferred to the liquid in the centrifuge tube 15. A vortex will be formed in the liquid sample, thereby achieving mixing.

[0024] Among them, the negative pressure driving base 8 has a built-in vacuum pump assembly, a cavity is set inside the driving disk 2, and the cavity is connected with multiple groups of negative pressure adsorption holes 7 and the hose 9. When the vacuum pump assembly is working, the hose 9 and the multiple groups of negative pressure adsorption holes 7 both generate negative pressure adsorption force.

[0025] Among them, when the mixing container is a centrifuge tube 15, multiple groups of centrifuge tubes 15 are respectively inserted into multiple groups of limiting holes 14 of the rubber pad 4, and the centrifuge tubes 15 are limited and fixed by the limiting holes 14. The bottom of the centrifuge tube 15 contacts the upper end surface of the driving disk 2 and is simultaneously subjected to the negative pressure adsorption force. The centrifuge tube 15 remains stable under the action of the double fixing force, and when the driving disk 2 and the bracket 3 move violently under the drive of the motor 12, the centrifuge tube 15 can be prevented from being thrown out.

[0026] Among them, the magnetic protrusion 6 of the bracket 3 is embedded in the magnetic snap-in groove 5 of the driving disk 2, and the magnetic snap-in groove 5 and the magnetic protrusion 6 are magnetically fixed. When installing the bracket 3, the magnetic protrusion 6 of the bracket 3 is embedded in the magnetic snap-in groove 5 of the driving disk 2, and the two are fixed by the snap-in groove bite force and the magnetic attraction force. When disassembling the bracket 3, a certain external force is applied to the bracket 3 to separate the driving disk 2 and the bracket 3.

[0027] Among them, when the mixing container is an irregular-shaped container, a certain external force is applied to the bracket 3, and the bracket 3 is removed separately. When mixing, the irregular-shaped container is placed on the upper end of the driving disk 2, and the bottom of the irregular-shaped container contacts the upper end surface of the driving disk 2. When the vacuum pump assembly inside the negative pressure driving base 8 works, the multiple groups of negative pressure adsorption holes 7 generate negative pressure adsorption force, and the irregular-shaped container can be adsorbed and fixed by relying on the negative pressure adsorption force.

[0028] Among them, the vortex mixer is compatible with a variety of mixing container structures. When mixing liquids, there is no need to transfer the liquids, so it is easy to use.

[0029] Among them, a connecting seat 10 is provided on the lower end surface of the driving disk 2, and a motor 12 is built in the base 1. The output shaft of the motor 12 is connected to the eccentric shaft 11, and one end of the eccentric shaft 11 is connected to the connecting seat 10 through a bearing. When the motor 12 is working, it drives the eccentric shaft 11 to move, and the driving disk 2 is driven to move through the eccentric shaft 11, and the bracket 3 is driven to move through the driving disk 2. The bracket 3 drives multiple groups of centrifuge tubes 15 placed on the upper end thereof to move, and the liquid transferred to the centrifuge tube 15 will form a vortex in the liquid sample, thereby achieving mixing.

[0030] The lower end surface of the driving disk 2 is provided with a plurality of sets of elastic legs 13 .

[0031] The base 1 and the driving disk 2 are elastically connected via a plurality of sets of elastic legs 13 , so that the driving disk 2 can move relative to the base 1 when driven by the motor 12 .

[0032] Among them, multiple groups of limiting holes 14 are arranged on the rubber pad 4, and centrifuge tubes 15 are placed inside the limiting holes 14. Multiple groups of centrifuge tubes 15 can be placed on the rubber pad 4 of the bracket 3 at one time, which improves the mixing efficiency. Different rubber pads 4 are provided with limiting holes 14 with different numbers and different apertures, and a suitable bracket 3 can be selected according to usage requirements.

[0033] A panel 16 is disposed on the front end surface of the base 1 , and knobs, buttons and a display screen are disposed on the panel 16 , and the entire vortex mixer is controlled through the panel 16 .

[0034] Working principle: When the mixing container is a centrifuge tube 15, multiple groups of centrifuge tubes 15 are respectively inserted into multiple groups of limiting holes 14 of the rubber pad 4, and the centrifuge tubes 15 are limited and fixed by the limiting holes 14. The bottom of the centrifuge tube 15 contacts the upper end surface of the driving disk 2. When the vacuum pump assembly inside the negative pressure driving base 8 works, the hose 9 and the multiple groups of negative pressure adsorption holes 7 both generate negative pressure adsorption force, and the centrifuge tube 15 is simultaneously acted upon by the negative pressure adsorption force. The centrifuge tube 15 remains stable under the action of the double fixing force to prevent the centrifuge tube 15 from being thrown out. The vortex mixer uses the motor 12 to work, driving the eccentric shaft 11, and driving the driving disk 2 to move through the eccentric shaft 11, and the movement is transferred to the centrifuge The liquid in the tube 15 will form a vortex in the liquid sample, thereby achieving mixing. When the mixing container is a special-shaped container, a certain external force is applied to the bracket 3, and the bracket 3 is removed separately. When mixing, the special-shaped container is placed on the upper end of the driving disk 2, and the bottom of the special-shaped container contacts the upper end surface of the driving disk 2. The vacuum pump assembly inside the negative pressure driving base 8 works, so that the multiple groups of negative pressure adsorption holes 7 generate negative pressure adsorption force, and the special-shaped container is adsorbed and fixed by relying on the negative pressure adsorption force. The vortex mixer uses a motor 12 to work, driving the eccentric shaft 11, and the driving disk 2 is driven to move through the eccentric shaft 11. The movement is transferred to the liquid in the special-shaped container, and a vortex is formed in the liquid sample, thereby achieving mixing.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vortex mixer for food testing, comprising a base (1), characterized in that: The base (1) is provided with a driving disk (2) and a bracket (3), the bracket (3) is provided with a rubber pad (4), the upper end surface of the driving disk (2) is provided with a magnetic snap-in groove (5), the lower end surface of the bracket (3) is provided with a magnetic convex strip (6), the upper end surface of the driving disk (2) is provided with a plurality of groups of negative pressure adsorption holes (7), a negative pressure driving base (8) is provided on one side of the base (1), and the negative pressure driving base (8) is connected to the driving disk (2) via a hose (9).

2. A vortex mixer for food testing according to claim 1, characterized in that: The negative pressure driving base (8) has a built-in vacuum pump assembly, and a cavity is provided inside the driving disk (2), and the cavity is connected to the multiple groups of negative pressure adsorption holes (7) and the hose (9).

3. A vortex mixer for food testing according to claim 1, characterized in that: The magnetic convex strip (6) of the bracket (3) is embedded in the magnetic clamping groove (5) of the driving disk (2), and the magnetic clamping groove (5) and the magnetic convex strip (6) are fixed in a magnetic attraction manner.

4. A vortex mixer for food testing according to claim 1, characterized in that: The lower end surface of the driving disk (2) is provided with a connecting seat (10), the machine base (1) has a built-in motor (12), the output shaft of the motor (12) is connected to the eccentric shaft (11), and one end of the eccentric shaft (11) is connected to the connecting seat (10) via a bearing.

5. A vortex mixer for food testing according to claim 1, characterized in that: The lower end surface of the driving disk (2) is provided with a plurality of groups of elastic supporting feet (13).

6. A vortex mixer for food testing according to claim 5, characterized in that: The machine base (1) and the driving disk (2) are elastically connected via a plurality of sets of elastic supporting legs (13).

7. A vortex mixer for food testing according to claim 1, characterized in that: The rubber pad (4) is provided with a plurality of groups of limiting holes (14), and centrifuge tubes (15) are placed inside the limiting holes (14).

8. A vortex mixer for food testing according to claim 1, characterized in that: The front end surface of the machine base (1) is provided with a panel (16).

Images