Double-stirring type premix stirring equipment

Abstract

The utility model relates to double-stirring type premix stirring equipment which comprises a tank body, and a stirring device A and a stirring device B are rotationally arranged in the tank body; the device is characterized in that the stirring device A comprises a rotating shaft rotationally arranged in the tank body and a stirring rod A fixedly arranged on the rotating shaft; the stirring device B comprises a rotary drum rotationally arranged in the tank body and a stirring arm fixedly arranged on the rotary drum; the rotating shaft is rotationally arranged in the rotating drum, and the stirring arms rotate around the rotating shaft; a driving mechanism for driving the rotating shaft to rotate is fixedly arranged on the tank body and is connected with the rotating drum through a reverse transmission device; the stirring device B which sleeves the stirring device A and rotates opposite to the stirring device A is used for disorganizing the movement rule of raw materials in the tank body, so that the mixing efficiency of the raw materials is improved, and the stirring device is simple, efficient, safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring and mixing, in particular to a double-stirring type premix stirring device. Background Art

[0002] A mixer is a device integrating multiple functions such as mixing, stirring, and homogenization; it can effectively mix various raw materials in a certain proportion and, through the stirring and homogenization processes, make the mixed materials meet the predetermined quality requirements; in modern industry, the mixer plays an important role that cannot be ignored.

[0003] The prior art with application number 201721145440.1 discloses a double-stirring mixer, including a machine body. The left side of the top of the machine body is movably installed with a cover plate through a rotating shaft, and the bottom of the machine body is fixedly installed with a motor... The left side of the first gear is fixedly connected with a first rotating column. Through the cooperation of the motor, screw rod, threaded sleeve, mounting plate, first toothed plate, first gear, first rotating column, second toothed plate, second gear, second rotating column, and stirring plate, the materials in the machine body are stirred, improving the stirring efficiency of the mixer.

[0004] However, there are some problems with the above technical solution: the two stirring plates in the machine body stir the materials respectively without effective mutual cooperation, resulting in a reduced mixing effect. Summary of the Utility Model

[0005] In view of the deficiencies of the prior art, the utility model provides a double-stirring type premix stirring device that can disrupt the movement law of the raw materials in the tank body by a stirring device B sleeved on the stirring device A and rotating in the opposite direction to the stirring device A, improving the mixing efficiency of the raw materials, and is simple, efficient, safe, reliable, and convenient to operate.

[0006] The utility model is realized through the following technical solutions. A double-stirring type premix stirring device is provided, including a tank body. A stirring device A and a stirring device B are rotatably arranged in the tank body; the stirring device A includes a rotating shaft rotatably arranged in the tank body and a stirring rod A fixedly arranged on the rotating shaft; the stirring device B includes a rotating cylinder rotatably arranged in the tank body and a stirring arm fixedly arranged on the rotating cylinder; the rotating shaft is rotatably arranged in the rotating cylinder, and the stirring arm rotates around the rotating shaft; a driving mechanism for driving the rotating shaft to rotate is fixedly arranged on the tank body, and the driving mechanism is connected to the rotating cylinder through a reverse transmission device; by a stirring device B sleeved on the stirring device A and rotating in the opposite direction to the stirring device A, the movement law of the raw materials in the tank body is disrupted, improving the mixing efficiency of the raw materials.

[0007] As an optimization, the driven gear A coaxially fixed to the reverse transmission device and the driven gear B coaxially fixed to the rotary drum, the driven gear A is meshed with the transmission gear A, the driven gear B is meshed with the transmission gear B, the diameter of the transmission gear A is greater than or less than the diameter of the transmission gear B, and the transmission gear A and the transmission gear B are respectively connected to the driving mechanism through the driving gear; the differential rotation of the stirring device A and the stirring device B is ensured by the transmission gears A and B with different diameters, improving the mixing efficiency of the raw materials.

[0008] As an optimization, the driving gear is coaxially fixed with a driven wheel, and a driving wheel is hinged to the driven wheel through a transmission rod. The length of the transmission rod is greater than or equal to the distance from the end of the driving wheel away from the driven wheel to the axis of the driven wheel and less than the distance from the end of the driven wheel away from the driving wheel to the axis of the driving wheel; the driving wheel is connected to the driving mechanism; the reciprocating rotation of the stirring device A and the stirring device B is ensured by the driven wheel, the transmission rod and the driving wheel, preventing the raw materials from rotating synchronously with the stirring device A and the stirring device B, and improving the mixing efficiency of the raw materials.

[0009] As an optimization, a stirring rod B is fixedly arranged on the side of the stirring arm facing the rotating shaft, and the stirring rod B and the stirring rod A are arranged alternately in sequence; the raw materials rotating with the stirring device A and the stirring device B between the stirring device A and the stirring device B are disrupted by the alternately arranged stirring rod A and stirring rod B in sequence.

[0010] As an optimization, a stirring rod C extending towards the tank body is fixedly arranged on the side of the stirring arm facing the tank body; the raw materials located between the tank body and the stirring device B are stirred by the stirring rod C extending towards the tank body.

[0011] The beneficial effects of the present utility model are as follows: the movement law of the raw materials in the tank body is disrupted by the stirring device B sleeved on the stirring device A and rotating in the opposite direction to the stirring device A, improving the mixing efficiency of the raw materials; the differential rotation of the stirring device A and the stirring device B is ensured by the transmission gears A and B with different diameters, improving the mixing efficiency of the raw materials; the reciprocating rotation of the stirring device A and the stirring device B is ensured by the driven wheel, the transmission rod and the driving wheel, preventing the raw materials from rotating synchronously with the stirring device A and the stirring device B, and improving the mixing efficiency of the raw materials; the raw materials rotating with the stirring device A and the stirring device B between the stirring device A and the stirring device B are disrupted by the alternately arranged stirring rod A and stirring rod B in sequence; the raw materials located between the tank body and the stirring device B are stirred by the stirring rod C extending towards the tank body. Description of the Drawings

[0012] Figure 1 It is a schematic structural diagram of the present utility model;

[0013] Figure 2 is Figure 1 Schematic diagram of the structure at A of

[0014] Figure 3 Schematic diagram of the connection of the driven wheel, transmission rod and driving wheel of the present utility model;

[0015] As shown in the figure:

[0016] 1. Tank body, 2. Stirring device A, 3. Stirring device B, 4. Reverse transmission device, 5. Driven wheel, 6. Transmission rod, 7. Driving wheel, 8. Driving mechanism, 9. Feed inlet, 10. Discharge outlet, 11. Valve, 201. Rotating shaft, 202. Stirring rod A, 301. Rotating cylinder, 302. Stirring arm, 303. Stirring rod B, 304. Stirring rod C, 401. Driven gear A, 402. Driven gear B, 403. Driving gear A, 404. Driving gear B, 405. Driving gear. Specific implementation mode

[0017] To clearly illustrate the technical features of this solution, the following is an elaboration of this solution through specific implementation modes.

[0018] As Figure 1 shown, the double-stirring type premix stirring equipment of the present utility model includes a tank body 1, and a stirring device A 2 and a stirring device B 3 are rotatably arranged in the tank body 1; the stirring device A 2 includes a rotating shaft 201 rotatably arranged in the tank body 1 and a stirring rod A 202 fixedly arranged on the rotating shaft 201; the stirring device B 3 includes a rotating cylinder 301 rotatably arranged in the tank body 1 and a stirring arm 302 fixedly arranged on the rotating cylinder 301; the rotating shaft 201 is rotatably arranged in the rotating cylinder 301, and the stirring arm 302 rotates around the rotating shaft 201; a driving mechanism 8 for driving the rotation of the rotating shaft 201 is fixedly arranged on the tank body 1, and the driving mechanism 8 is connected to the rotating cylinder 301 through a reverse transmission device 4.

[0019] The rotating shaft 201 is coaxially rotatably arranged in the rotating cylinder 301, and the rotating cylinder 301 is respectively sleeved at both ends of the rotating shaft 201; the rotating shaft 201 and the rotating cylinder 301 are connected to the tank body 1 through bearings, and the rotating shaft 201 and the rotating cylinder 301 are connected to each other through bearings; the stirring arm 302 extends along the axial direction of the rotating shaft 201, and the stirring rod A 202 extends vertically toward the stirring arm 302 along the radial direction of the rotating shaft 201. And the stirring rods A 202 are arranged in sequence along the axial direction of the rotating shaft 201; the driving mechanism 8 is a prior art and can adopt a motor; a feed inlet 9 communicating with the tank body 1 is opened at the top of the tank body 1, a discharge outlet 10 communicating with the tank body 1 is opened at the bottom of the tank body 1, and a valve 11 is arranged at the discharge outlet 10.

[0020] Add raw materials into the tank body 1 and start the driving mechanism 8; the driving mechanism 8 drives the rotating shaft 201 to rotate, the rotating shaft 201 drives the stirring rod A202 to rotate around the rotating shaft 201, and the stirring rod A202 stirs the raw materials; the driving mechanism 8 drives the rotating cylinder 301 to rotate in the reverse direction through the reverse transmission device 4, the rotating cylinder 301 drives the stirring arm 302 to rotate in the reverse direction synchronously, and the stirring arm 302 stirs the raw materials and disrupts the raw materials rotating along with the stirring rod A202.

[0021] As Figure 1 and Figure 2 shown, the reverse transmission device 4 includes a driven gear A401 coaxially fixed to the rotating shaft 201 and a driven gear B402 coaxially fixed to the rotating cylinder 301. The driven gear A401 is meshed and connected with a transmission gear A403, the driven gear B402 is meshed and connected with a transmission gear B404. The diameter of the transmission gear A403 is larger than or smaller than the diameter of the transmission gear B404, and the transmission gear A403 and the transmission gear B404 are respectively connected to the driving mechanism 8 through a driving gear 405.

[0022] The driven gear A401 and the driven gear B402 are bevel gears with the same diameter. The transmission gear A403 includes a bevel gear A meshed and connected with the driven gear A401 and a gear A coaxially fixed to the bevel gear A. The gear A is meshed and connected with the driving gear 405; the transmission gear B404 includes a bevel gear B meshed and connected with the driven gear B402 and a gear B coaxially fixed to the bevel gear B. The gear B is meshed and connected with the driving gear 405, and the diameter of the gear A is larger than or smaller than the diameter of the gear B.

[0023] Start the driving mechanism 8, the driving mechanism 8 drives the driving gear 405 to rotate, the driving gear 405 drives the driven gear A401 and the driven gear B402 to rotate at different speeds through the transmission gear A403 and the transmission gear B404; the driven gear A401 and the driven gear B402 drive the rotating shaft 201 and the rotating cylinder 301 to rotate at different speeds synchronously, and the stirring device A2 and the stirring device B3 stir the raw materials in the tank body 1 at different speeds.

[0024] As Figure 1 、 Figure 2 and Figure 3 shown, a driven wheel 5 is coaxially fixed to the driving gear 405. A driving wheel 7 is hinged to the driven wheel 5 through a transmission rod 6. The length of the transmission rod 6 is greater than or equal to the distance from the end of the driving wheel 7 away from the driven wheel 5 to the axis of the driven wheel 5 and less than the distance from the end of the driven wheel 5 away from the driving wheel 7 to the axis of the driving wheel 7; the driving wheel 7 is connected to the driving mechanism 8.

[0025] The distance between the axis of the hinge shaft of the transmission rod 6 and the driven wheel 5 and the axis of the hinge shaft limit of the transmission rod 6 and the driving wheel 7 is L1, the distance between the driven wheel 5 and the driving wheel 7 is L2, the distance between the axis of the hinge shaft of the transmission rod 6 and the driving wheel 7 and the axis of the driving wheel 7 is R1, the distance between the axis of the hinge shaft of the transmission rod 6 and the driven wheel 5 and the axis of the driven wheel 5 is R2, R1 + L2 ≤ R2 + L1, and R2 + L2 > L1 + R1; the driving wheel 7 is coaxially and fixedly connected to the output end of the driving mechanism 8; the wheel diameter of the driving gear 405 is larger than the wheel diameters of the transmission gear A403 and the transmission gear B404.

[0026] Start the driving mechanism 8, the driving mechanism 8 drives the driving wheel 7 to rotate, the driving wheel 7 drives the driven wheel 5 to rotate reciprocally through the transmission rod 6, the driven wheel 5 drives the driving gear 405 to rotate reciprocally, and the driving gear 405 drives the driven gears A401 and B402 to rotate reciprocally through the transmission gear A403 and the transmission gear B404; the driven gears A401 and B402 drive the rotating shaft 201 and the rotating cylinder 301 to rotate synchronously and reciprocally, and the stirring device A2 and the stirring device B3 rotate reciprocally to stir the raw materials in the tank body 1.

[0027] As Figure 1 As shown, on the side of the stirring arm 302 facing the rotating shaft 201, a stirring rod B303 is fixedly provided, and the stirring rod B303 and the stirring rod A202 are arranged alternately in sequence; the stirring rod B303 extends in a direction perpendicular to the rotating shaft 201, and the stirring rod B303 is arranged in sequence along the axial direction of the stirring arm 302; the projections of the stirring rod B303 and the stirring rod A202 on the axial direction of the rotating shaft 201 overlap.

[0028] The rotating shaft 201 rotates and drives the stirring rod A202 to rotate synchronously around the rotating shaft 201, the stirring arm 302 rotates reversely around the rotating shaft 201 and drives the stirring rod B303 to rotate synchronously and reversely around the rotating shaft 201; the stirring rod A202 and the stirring rod B303 cross each other and stir the raw materials in the tank body 1, and disrupt the raw materials accompanying the rotation of the stirring device A2 and the stirring device B3 between the stirring device A2 and the stirring device B3.

[0029] As Figure 1 As shown, on the side of the stirring arm 302 facing the tank body 1, a stirring rod C304 extending towards the tank body 1 is fixedly provided; the axis of the stirring rod C304 is perpendicular to the stirring arm 302, and the stirring rod C304 is arranged in sequence along the axial direction of the stirring arm 302.

[0030] The stirring arm 302 rotates around the rotating shaft 201 and drives the stirring rod C304 to rotate synchronously around the rotating shaft 201; the stirring rod C304 stirs the raw materials between the tank body 1 and the stirring device B3.

[0031] During the actual production process, raw materials are added into the tank body 1, the driving mechanism 8 drives the driving wheel 7 to rotate, the driving wheel 7 drives the driven wheel 5 to reciprocate through the transmission rod 6, and the driven wheel 5 drives the driving gear 405 to reciprocate; the driving gear 405 drives the driven gear A401 and the driven gear B402 to reciprocate differentially through the transmission gear A403 and the transmission gear B404; the driven gear A401 and the driven gear B402 drive the rotating shaft 201 and the rotating cylinder 301 to perform synchronous reciprocating differential rotation.

[0032] The rotating shaft 201 rotates and drives the stirring rod A202 to rotate synchronously around the rotating shaft 201, the stirring arm 302 rotates differentially in the opposite direction around the rotating shaft 201 and drives the stirring rod B303 and the stirring rod C304 to rotate synchronously and differentially in the opposite direction around the rotating shaft 201; the stirring rod A202 and the stirring rod B303 cross each other and stir the raw materials in the tank body 1, and disrupt the raw materials accompanying the rotation of the stirring device A2 and the stirring device B3 between the stirring device A2 and the stirring device B3; the stirring rod C304 stirs the raw materials between the tank body 1 and the stirring device B3.

[0033] Certainly, the above description is not limited to the above examples. The technical features not described in the present invention can be realized by or adopted from the prior art, and will not be elaborated here; the above embodiments and drawings are only used to illustrate the technical solutions of the present invention and are not a limitation to the present invention. The present invention has been described in detail with reference to the preferred embodiments. Those of ordinary skill in the art should understand that any changes, modifications, additions or substitutions made by those of ordinary skill in the art within the scope of the essence of the present invention do not depart from the purpose of the present invention and should also fall within the scope of the claims of the present invention.

Claims

1. A double-stirring type premix stirring device, comprising a tank body (1), and a stirring device A (2) and a stirring device B (3) are rotatably arranged in the tank body (1); characterized in that: The stirring device A(2) includes a rotating shaft (201) rotatably arranged in the tank body (1) and a stirring rod A (202) fixedly arranged on the rotating shaft (201); the stirring device B(3) includes a rotating cylinder (301) rotatably arranged in the tank body (1) and a stirring arm (302) fixedly arranged on the rotating cylinder (301); the rotating shaft (201) is rotatably arranged in the rotating cylinder (301), and the stirring arm (302) rotates around the rotating shaft (201); a driving mechanism (8) for driving the rotation of the rotating shaft (201) is fixedly arranged on the tank body (1), and the driving mechanism (8) is connected to the rotating cylinder (301) through a reverse transmission device (4).

2. The double-stirring type premix stirring equipment according to claim 1, characterized in that: The reverse transmission device (4) includes a driven gear A (401) coaxially and fixedly connected to the rotating shaft (201) and a driven gear B (402) coaxially and fixedly connected to the rotating cylinder (301). The driven gear A (401) is meshed and connected with a transmission gear A (403), and the driven gear B (402) is meshed and connected with a transmission gear B (404). The diameter of the transmission gear A (403) is greater than or less than the diameter of the transmission gear B (404), and the transmission gear A (403) and the transmission gear B (404) are respectively connected to the driving mechanism (8) through a driving gear (405).

3. The double-stirring type premix stirring equipment according to claim 2, characterized in that: The driving gear (405) is coaxially and fixedly connected with a driven wheel (5). A driving wheel (7) is hinged to the driven wheel (5) through a transmission rod (6). The length of the transmission rod (6) is greater than or equal to the distance from the end of the driving wheel (7) away from the driven wheel (5) to the axis of the driven wheel (5) and less than the distance from the end of the driven wheel (5) away from the driving wheel (7) to the axis of the driving wheel (7); the driving wheel (7) is connected to the driving mechanism (8).

4. The double-stirring type premix stirring equipment according to claim 1, characterized in that: A stirring rod B (303) is fixedly arranged on one side of the stirring arm (302) facing the rotating shaft (201), and the stirring rod B (303) and the stirring rod A (202) are arranged alternately in sequence.

5. The double-agitation premix stirring equipment according to claim 1, wherein: A stirring rod C (304) extending towards the tank body (1) is fixedly arranged on one side of the stirring arm (302) facing the tank body (1).

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