Variable-speed mixing device

Abstract

The utility model discloses a variable speed mixing device which comprises a mixing equipment box, a stirring assembly, a limiting sliding ball and a second variable frequency motor, a box cover is arranged at the top of the mixing equipment box, a first variable frequency motor is installed in the middle of the top of the box cover, and the stirring assembly is arranged in the mixing equipment box. The top of the stirring assembly is connected with a first variable frequency motor, and the two sides and the bottom of the stirring assembly are all connected with cleaning scrapers. Through the arrangement of the electric control box, the rotating speed of the first variable frequency motor and the rotating speed of the second variable frequency motor can be conveniently controlled according to needs, and the first variable frequency motor can drive the stirring assembly to fully stir and mix powder in the mixing equipment box; the starting of the second variable frequency motor is matched with the main shaft to drive the whole mixing equipment box to rotate reversely relative to the rotating direction of the stirring assembly, and the limiting sliding balls slide along the limiting ball grooves along with the rotation of the mixing equipment box, so that the material mixing and stirring efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wheat protein powder production, in particular to a variable speed mixing device. Background Art

[0002] The stirring and mixing device is mainly used for stirring, dissolving and storing wheat protein powder in the powder processing project, and then adding water and other additives to each adding point through a metering pump or a water ejector. The stirring and mixing shape is divided into square and round, and the material is polyethylene (PE). It is formed in one step through rotational molding technology, and the upper part is preset with the installation position of the mixer.

[0003] Most of the existing stirring and mixing devices are simply rotating stirring, and the stirring speed is not convenient to be frequency-converted and speed-changed according to needs, and the stirring efficiency is low, which affects the mixing effect of materials and powders.

[0004] Secondly, most of the existing stirring and mixing devices are of a connected structure, which is not convenient for subsequent cleaning work inside the device. In addition, the heat dissipation performance in the area where the electromechanical equipment of the existing stirring and mixing devices is placed is poor, which causes overheating and damage to the subsequent electric drive equipment, affecting its service life, and urgently needs to be developed. Utility Model Content

[0005] The purpose of the utility model is to provide a variable speed mixing device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a variable speed mixing device, comprising a mixing device box, a stirring component, a limit sliding ball and a second variable frequency motor, a box cover is arranged on the top of the mixing device box, a first variable frequency motor is installed in the middle of the top of the box cover, a stirring component is arranged inside the mixing device box, the top of the stirring component is connected to the first variable frequency motor, cleaning scrapers are connected to both sides and the bottom of the stirring component, a main shaft is connected to the middle of the bottom of the mixing device box, a connecting plate is arranged at the bottom of the mixing device box, a heat dissipation box seat is connected to the bottom of the connecting plate, heat dissipation ports are connected to both sides of the heat dissipation box seat, limit sliding balls are symmetrically connected to the two ends of the bottom of the mixing device box, a limit ball groove is embedded in the surface of the top of the connecting plate, the limit ball groove is slidably connected to the limit sliding ball, a second variable frequency motor is installed in the middle of the bottom of the heat dissipation box seat, and the driving end of the top of the second variable frequency motor is connected to one end of the main shaft.

[0007] Preferably, an electric control box is installed on the front surface of the mixing equipment box, and a feed port is connected to one end of the box cover.

[0008] Preferably, sliding cavities are symmetrically connected at both ends of the box cover, and the top of the sliding cavity is connected to a limiting groove.

[0009] Preferably, a sliding block is slidably disposed inside the sliding cavity, and one side of the sliding block is connected to the inner side of the sliding cavity through a spring.

[0010] Preferably, first transmission rods are symmetrically arranged on both sides of the second variable frequency motor, the outer surface of the main shaft is connected to a first transmission wheel, the top of the first transmission rod is connected to a second transmission wheel, and the first transmission wheel and the second transmission wheel are connected by a transmission belt.

[0011] Preferably, a fixed plug-in is connected to the other side of the sliding block, and fixed slots are symmetrically connected to the two sides of the top of the mixing device box, and the positions of the fixed plug-in and the fixed slots are arranged correspondingly.

[0012] Preferably, a toggle rod is connected to the top of the sliding block, and the toggle rod is arranged inside the limiting groove.

[0013] Preferably, a driving gear is connected to the middle of the first transmission rod, a driven gear is meshedly connected to one side of the driving gear, a second transmission rod is connected inside the driven gear, one end of the second transmission rod is connected to the side of the heat dissipation port, and a heat dissipation fan blade is connected to the middle of the second transmission rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) This variable speed mixing device can conveniently control the rotation speed of the first variable frequency motor and the second variable frequency motor as needed by utilizing the setting of the electric control box. The first variable frequency motor can drive the stirring component to fully stir and mix the powder in the mixing device box. The start-up of the second variable frequency motor and the main shaft can drive the mixing device box as a whole to reverse the rotation direction relative to the stirring component. The limit sliding ball slides along the limit ball groove as the mixing device box rotates, thereby effectively improving the efficiency of material mixing and stirring.

[0016] (2) The variable speed mixing device can ensure the sealing state of the top of the mixing device box when the fixed plug-in and the fixed slot are plugged in by using the sliding block, the spring, the toggle rod, the fixed plug-in and the fixed slot in a plug-in state, and the box cover can be disassembled to facilitate the cleaning and maintenance of the stirring assembly and the inner wall of the mixing device box at a later time;

[0017] (3) This variable speed hybrid device realizes the rotation of two heat dissipation fan blades through the coordinated use of the first transmission wheel, the first transmission rod, the second transmission wheel, the transmission belt, the driving gear, and the driven gear, thereby promoting the flow of air inside the heat dissipation box seat, facilitating the discharge of heat generated by the second variable frequency motor through the heat dissipation port, thereby facilitating heat dissipation protection for the second variable frequency motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 3 This is a schematic diagram of the connection structure between the limit sliding ball and the connection plate of the utility model;

[0021] Figure 4 This is a schematic diagram of the internal structure of the heat dissipation box seat of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection structure between the hybrid equipment box and the electric control box of the utility model.

[0023] In the figure: 1. mixing equipment box; 2. box cover; 201. sliding cavity; 202. limiting groove; 3. first variable frequency motor; 4. stirring assembly; 5. cleaning scraper; 6. main shaft; 7. limiting sliding ball; 8. connecting plate; 801. limiting ball groove; 9. heat dissipation box seat; 10. second variable frequency motor; 11. sliding block; 12. spring; 13. toggle rod; 14. fixed plug-in; 15. fixed slot; 16. first transmission wheel; 17. first transmission rod; 18. second transmission wheel; 19. transmission belt; 20. driving gear; 21. driven gear; 22. second transmission rod; 23. heat dissipation fan blade; 24. heat dissipation port; 25. electric control box; 26. feed port. DETAILED DESCRIPTION

[0024] 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. 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.

[0025] See also Figure 1-5 The utility model provides an embodiment: a variable speed mixing device, comprising a mixing device box 1, a stirring component 4, a limit sliding ball 7 and a second variable frequency motor 10, a box cover 2 is arranged on the top of the mixing device box 1, a first variable frequency motor 3 is installed in the middle of the top of the box cover 2, a stirring component 4 is arranged inside the mixing device box 1, and the first variable frequency motor 3 can drive the stirring component 4 to fully stir and mix the powder in the mixing device box 1;

[0026] The top of the stirring component 4 is connected to the first variable frequency motor 3, and the two sides and the bottom of the stirring component 4 are connected with cleaning scrapers 5. The middle part of the bottom of the mixing device box 1 is connected with a main shaft 6. The bottom of the mixing device box 1 is provided with a connecting plate 8, and the bottom of the connecting plate 8 is connected with a heat dissipation box seat 9. Both sides of the heat dissipation box seat 9 are connected with heat dissipation ports 24. The two ends of the bottom of the mixing device box 1 are symmetrically connected with limited sliding balls 7, and the surface of the top of the connecting plate 8 is embedded with a limited ball groove 801. The limited ball groove 801 is slidably connected with the limited sliding ball 7. The start-up of the second variable frequency motor 10 cooperates with the main shaft 6 to drive the mixing device box 1 as a whole to reverse the rotation direction relative to the stirring component 4, wherein the limited sliding ball 7 slides along the limited ball groove 801 as the mixing device box 1 rotates, thereby effectively improving the efficiency of material mixing and stirring;

[0027] A second variable frequency motor 10 is installed in the middle of the bottom of the heat sink seat 9 , and a driving end at the top of the second variable frequency motor 10 is connected to one end of the main shaft 6 .

[0028] An electric control box 25 is installed on the front surface of the mixing equipment box 1, and a feed port 26 is connected to one end of the box cover 2. The setting of the electric control box 25 is convenient for controlling the rotation speed of the first variable frequency motor 3 and the second variable frequency motor 10 as needed.

[0029] Sliding cavities 201 are symmetrically connected at both ends of the box cover 2 , and a limiting groove 202 is connected to the top of the sliding cavity 201 .

[0030] A sliding block 11 is slidably disposed inside the sliding cavity 201 , and one side of the sliding block 11 is connected to the inner side of the sliding cavity 201 via a spring 12 .

[0031] The first transmission rods 17 are symmetrically arranged on both sides of the second variable frequency motor 10, the outer surface of the main shaft 6 is connected to the first transmission wheel 16, the top of the first transmission rod 17 is connected to the second transmission wheel 18, the first transmission wheel 16 and the second transmission wheel 18 are connected by a transmission belt 19, and the first transmission wheel 16, the first transmission rod 17, the second transmission wheel 18, the transmission belt 19, the driving gear 20, and the driven gear 21 are used in coordination to realize the rotation of the two heat dissipation blades 23, promote the air flow inside the heat dissipation box seat 9, and facilitate the discharge of the heat generated by the second variable frequency motor 10 through the heat dissipation port 24.

[0032] A fixed plug-in 14 is connected to the other side of the sliding block 11, and fixed slots 15 are symmetrically connected on both sides of the top of the mixing device box 1. The positions of the fixed plug-in 14 and the fixed slots 15 are set correspondingly. A toggle rod 13 is connected to the top of the sliding block 11, and the toggle rod 13 is set inside the limiting groove 202. The sliding block 11, the spring 12, the toggle rod 13, the fixed plug-in 14 and the fixed slot 15 are used in coordination to ensure that the top of the mixing device box 1 is sealed when the fixed plug-in 14 and the fixed slot 15 are in a plug-in state, otherwise the box cover 2 can be detached.

[0033] A driving gear 20 is connected to the middle of the first transmission rod 17, a driven gear 21 is meshedly connected to one side of the driving gear 20, a second transmission rod 22 is connected inside the driven gear 21, one end of the second transmission rod 22 is connected to the side of the heat dissipation port 24, and a heat dissipation fan blade 23 is connected to the middle of the second transmission rod 22.

[0034] When the embodiment of the present application is in use: powder is put into the mixing equipment box 1 through the feed port 26, and the setting of the electric control box 25 is convenient for controlling the rotation speed of the first variable frequency motor 3 and the second variable frequency motor 10 as needed. The driving of the first variable frequency motor 3 can drive the stirring component 4 to fully stir and mix the powder in the mixing equipment box 1. The starting of the second variable frequency motor 10 and the main shaft 6 can drive the mixing equipment box 1 as a whole to reverse the rotation direction relative to the stirring component 4, thereby effectively improving the efficiency of material mixing and stirring. The first transmission wheel 16, the first transmission rod 17, the second transmission wheel 18, the transmission belt 19, the driving gear 20, and the driven gear 21 are used in combination to realize the rotation of the two heat dissipation blades 23, promote the air flow inside the heat dissipation box seat 9, and facilitate the discharge of the heat generated by the second variable frequency motor 10 through the heat dissipation port 24.

Claims

1. A variable speed mixing device, characterized in that: The invention comprises a mixing device box (1), a stirring component (4), a limit sliding ball (7) and a second variable frequency motor (10), wherein a box cover (2) is arranged on the top of the mixing device box (1), a first variable frequency motor (3) is installed in the middle of the top of the box cover (2), a stirring component (4) is arranged inside the mixing device box (1), the top of the stirring component (4) is connected to the first variable frequency motor (3), both sides and the bottom of the stirring component (4) are connected to cleaning scrapers (5), the middle of the bottom of the mixing device box (1) is connected to a main shaft (6), and the bottom of the mixing device box (1) is connected to a main shaft (6). A connecting plate (8) is provided, the bottom of the connecting plate (8) is connected to a heat sink seat (9), both sides of the heat sink seat (9) are connected to heat dissipation ports (24), the two ends of the bottom of the mixing device box (1) are symmetrically connected to limit sliding balls (7), the surface of the top of the connecting plate (8) is embedded with a limit ball groove (801), the limit ball groove (801) is slidably connected to the limit sliding ball (7), a second variable frequency motor (10) is installed in the middle of the bottom of the heat sink seat (9), and the driving end of the top of the second variable frequency motor (10) is connected to one end of the main shaft (6).

2. A variable speed mixing device according to claim 1, characterized in that: An electric control box (25) is installed on the front surface of the mixing device box (1), and a feed port (26) is connected to one end of the box cover (2).

3. A variable speed mixing device according to claim 2, characterized in that: Sliding cavities (201) are symmetrically connected in both ends of the box cover (2), and the top of the sliding cavity (201) is connected to a limiting groove (202).

4. A variable speed mixing device according to claim 3, characterized in that: A sliding block (11) is slidably disposed inside the sliding cavity (201), and one side of the sliding block (11) is connected to the inner side of the sliding cavity (201) via a spring (12).

5. A variable speed mixing device according to claim 1, characterized in that: First transmission rods (17) are symmetrically arranged on both sides of the second variable frequency motor (10); the outer surface of the main shaft (6) is connected to a first transmission wheel (16); the top of the first transmission rod (17) is connected to a second transmission wheel (18); the first transmission wheel (16) and the second transmission wheel (18) are connected via a transmission belt (19).

6. A variable speed mixing device according to claim 4, characterized in that: The other side of the sliding block (11) is connected to a fixed plug-in (14), and the two sides of the top of the mixing device box (1) are symmetrically connected to fixed slots (15), and the positions of the fixed plug-in (14) and the fixed slots (15) are arranged correspondingly.

7. A variable speed mixing device according to claim 6, characterized in that: The top of the sliding block (11) is connected to a toggle rod (13), and the toggle rod (13) is arranged inside the limiting groove (202).

8. A variable speed mixing device according to claim 5, characterized in that: The middle of the first transmission rod (17) is connected to a driving gear (20), one side of the driving gear (20) is meshedly connected to a driven gear (21), the interior of the driven gear (21) is connected to a second transmission rod (22), one end of the second transmission rod (22) is connected to a side of a heat dissipation port (24), and the middle of the second transmission rod (22) is connected to a heat dissipation fan blade (23).

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