Material mixing device in vacuum environment

Abstract

The utility model discloses a material mixing device in a vacuum environment, which relates to the field of mixing equipment, aims to solve the problems of non-uniform material mixing and single stirring direction of the conventional material mixing device, and comprises a support frame, a rotating frame is rotationally connected onto the support frame, and a material mixing cylinder body is rotationally connected into the rotating frame; a material opening is formed in the upper end of the material mixing cylinder body, an exhaust pipe is arranged on the side edge of the material opening, the exhaust pipe is fixedly connected with the material mixing cylinder body, a stirring shaft rotating in the reverse direction is rotationally connected into the material mixing cylinder body, and the stirring shaft is rotationally connected with the rotating frame; the material mixing device has the advantages that the rotating frame and the stirring shaft with the rotating direction opposite to that of the material mixing cylinder body are additionally arranged outside the material mixing cylinder body, so that materials in the material mixing cylinder body are fully stirred, and the stirring uniformity and efficiency of the materials in the material mixing cylinder body are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mixing equipment technical field especially is related to a kind of mixing device under vacuum environment. BACKGROUND

[0002] In modern industrial production, especially in the fields of chemical industry, material science, pharmaceutical and food processing, uniformity of mixing is one of the key factors to ensure product quality and performance. Especially under vacuum environment, material mixing can effectively reduce the interference of gas on the reaction process, improve the reaction efficiency, purify the production environment, and enhance the final quality and process control of products.

[0003] The existing vacuum mixing device often leads to uneven mixing of materials due to design or operational limitations when mixing materials. In addition to uneven mixing, another significant problem with existing vacuum mixing devices is the single stirring direction. Most mixers only consider one-way stirring when designing, which is not sufficient when dealing with complex material mixing. It takes more time to stir when mixing materials, which seriously affects the efficiency of material mixing. SUMMARY

[0004] To overcome the defects of the prior art, the utility model provides a mixing device under vacuum environment, which effectively solves the problems of uneven mixing and single stirring direction of conventional mixing devices.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: the utility model discloses a support frame, the support frame is rotatably connected with a rotating frame, the rotating frame is rotatably connected with a mixing cylinder in the rotating frame, the mixing cylinder is provided with a material port on the upper end, the side of the material port is provided with a suction pipe, the suction pipe is fixedly connected with the mixing cylinder, the mixing cylinder is rotatably connected with a reverse rotating stirring shaft, and the stirring shaft is rotatably connected with the rotating frame.

[0006] Preferably, the rotating frame comprises a first support rod, the first support rod is rotatably connected with the support frame, a first sleeve is fixedly connected to the middle part of the first support rod, the first sleeve is rotatably connected to the middle part of the mixing cylinder, a second support rod is fixedly connected below the first support rod, a second sleeve is fixedly connected to the upper part of the second support rod, the second sleeve is rotatably connected to the lower end of the mixing cylinder, and the stirring shaft is rotatably connected in the second sleeve.

[0007] Preferably, the lower end of the mixing cylinder is fixedly connected with a first gear, the first gear is meshed with a second gear on one side, the second gear is coaxially fixedly connected with a first pulley, the first pulley is provided with a second pulley on one side, the second pulley is fixedly connected with the stirring shaft, and a first connecting belt is matched between the first pulley and the second pulley.

[0008] Preferably, a third pulley is rotatably connected to the rotating frame, one side of the third pulley is provided with a fourth pulley, the fourth pulley is fixedly connected with the mixing cylinder, and the second connecting belt is matched between the third pulley and the fourth pulley.

[0009] Preferably, a support block is fixedly connected to the second supporting rod, and the first pulley and the second pulley are located in the support block.

[0010] Preferably, a chuck is fixedly connected to one end of the rotating frame, a plurality of equiangularly distributed clamping grooves are arranged on the chuck, a clamping pin is matched below the clamping groove, and a lifting rod is arranged between the clamping pin and the supporting frame.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] The rotating frame is additionally arranged on the periphery of the mixing cylinder, the rotating frame can drive the mixing cylinder to rotate, the rotating direction of the mixing cylinder is increased, the material in the mixing cylinder is fully shaken, the uniformity of material stirring is ensured, the collision frequency of the internal material is increased through the multi-directional rotation of the mixing cylinder, and the mixing efficiency of the material is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model.

[0014] Figure 2 It is a forward structure schematic view of the utility model.

[0015] Figure 3 It is a rotating frame structure schematic view of the utility model.

[0016] Figure 4 It is a mixing cylinder connecting structure schematic view of the utility model.

[0017] Figure 5 It is a first pulley connecting and matching structure schematic view of the utility model.

[0018] Figure 6 It is a chuck connecting structure schematic view of the utility model.

[0019] Marked numbers in the figure: 1, supporting frame; 2, rotating frame; 201, first supporting rod; 202, first sleeve; 203, second supporting rod; 204, second sleeve; 3, mixing cylinder; 4, material inlet; 5, air extraction pipe; 6, stirring shaft; 7, first gear; 8, second gear; 9, first pulley; 10, second pulley; 11, first connecting belt; 12, third pulley; 13, fourth pulley; 14, second connecting belt; 15, support block; 16, chuck; 17, clamping groove; 18, clamping pin; 19, lifting rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to the drawings of the embodiments of the utility model Figures 1-6 The mixing device in a vacuum environment comprises a support frame 1, a rotating frame 2 is rotationally connected to the support frame 1, a mixing cylinder 3 is rotationally connected in the rotating frame 2, a material port 4 is formed in the upper end of the mixing cylinder 3, an air extraction pipe 5 is arranged at the side of the material port 4, the air extraction pipe 5 is fixedly connected with the mixing cylinder 3, a reverse rotating stirring shaft 6 is rotationally connected in the mixing cylinder 3, and the stirring shaft 6 is rotationally connected with the rotating frame 2. The rotating frame 2 comprises a first supporting rod 201, the first supporting rod 201 is rotationally connected with the support frame 1, a first sleeve 202 is fixedly connected to the middle part of the first supporting rod 201, the first sleeve 202 is rotationally connected to the middle part of the mixing cylinder 3, a second supporting rod 203 is fixedly connected below the first supporting rod 201, a second sleeve 204 is fixedly connected to the second supporting rod 203, the second sleeve 204 is rotationally connected to the lower end of the mixing cylinder 3, and the stirring shaft 6 is rotationally connected in the second sleeve 204.

[0022] The whole transverse section of the support frame 1 is H-shaped structure, the rotating frame 2 is located above the support frame 1, and the rotating frame 2 can rotate relative to the support frame 1. In order to ensure the stable support of the support frame 1 to the rotating frame 2, bolt holes are arranged below the support frame 1, the support frame 1 and the ground are tightly connected together through the bolts, so that the support frame 1 does not shake or even fall down when the rotating frame 2 rotates. The inside of the rotating frame 2 is the mixing cylinder 3, the mixing cylinder 3 can rotate on the rotating frame 2, the rotation of the mixing cylinder 3 does not affect the rotation of the rotating frame 2 relative to the support frame 1, the mixing cylinder 3 has only one material port 4, the material port 4 is located at the upper end of the mixing cylinder 3, and the added material and the discharged material are all discharged from the material port 4. An air pump is connected to the air extraction pipe 5 at the side of the material port 4, the air pump is used to extract the gas in the mixing cylinder, so as to ensure the vacuum state in the mixing cylinder during mixing. The other end of the mixing cylinder 3 is rotationally connected with the stirring shaft 6, the stirring shaft 6 extends into the mixing cylinder 3, and the rotation direction of the stirring shaft 6 is opposite to that of the mixing cylinder 3, so that the mixing efficiency of the material in the mixing cylinder 3 is improved. The connection between the stirring shaft 6 and the mixing cylinder 3 is provided with a sealing plug, so as to avoid the leakage of the air pressure in the mixing cylinder 3.

[0023] The rotating frame 2 is composed of a first supporting rod 201, a second supporting rod 203 and a first sleeve 202, the first sleeve 202 is sleeved at the middle position of the mixing cylinder 3, both sides of the first sleeve 202 are provided with the first supporting rod 201, the two first supporting rods 201 are respectively arranged on both sides of the moving frame, the second supporting rod 203 is in L-shaped structure, there are two second supporting rods 203, the two second supporting rods 203 are connected with a supporting block 15 in the middle, the width of the supporting block 15 is greater than the diameter of the second supporting rod 203, the supporting block 15 is provided with a second sleeve 204, the lower end of the mixing cylinder 3 is located in the second sleeve 204, the second sleeve 204 plays a supporting and sealing role on the mixing cylinder 3, the stirring shaft 6 extends to the inside of the mixing cylinder 3 through the second sleeve 204.

[0024] The mixing cylinder 3 is driven by the fourth belt pulley 13, the fourth belt pulley 13 is connected with the third belt pulley 12 through the second connecting belt 14, the third belt pulley 12 is located above the rotating frame 2, the third belt pulley 12 is provided with a motor, the motor drives the third belt pulley 12 to rotate, the third belt pulley 12 drives the fourth belt pulley 13 and the mixing cylinder 3 to rotate through the second connecting belt 14, the mixing cylinder 3 is connected with the first gear 7 below, the rotation of the mixing cylinder 3 drives the first gear 7 to rotate, the first gear 7 drives the second gear 8 meshing with the side to rotate, the second gear 8 is below the rotation direction of the first gear 7, the rotation of the second gear 8 drives the first belt pulley 9 to rotate, the first belt pulley 9 drives the second belt pulley 10 and the stirring shaft 6 to rotate through the first connecting belt 11, the second belt pulley 10 has the same rotation direction as the first belt pulley 9, so that the stirring shaft 6 and the mixing cylinder 3 have opposite rotating actions, the supporting block 15 is connected between the two second supporting rods 203, the first belt pulley 9 and the second belt pulley 10 are located in the supporting block 15, the supporting block 15 is provided with shafts supporting the second belt pulley 10 and the second belt pulley 10.

[0025] Further, the mixing cylinder 3 has only one material port 4, after the mixing is completed, the material needs to be poured out, the mixing cylinder 3 needs a period of time when pouring out the material, in order to keep the mixing cylinder 3 at a certain angle, a chuck 16 is arranged on one side of the rotating frame 2, the chuck 16 is in cylindrical structure, the chuck 16 is provided with a plurality of equally angularly distributed clamping grooves 17, the width of the clamping groove 17 is the same as the width of the clamping pin 18, the clamping pin 18 is located below the chuck 16, the lifting rod 19 below the clamping pin 18 controls the lifting of the clamping pin 18, when the rotating frame 2 rotates, the lifting rod 19 drives the clamping pin 18 to move away from the clamping groove 17, when it is needed to fix the position of the rotating frame 2, the lifting rod 19 drives the clamping pin 18 to move upward, the clamping groove 17 enters the clamping groove 17 of the chuck 16, so as to limit the rotating freedom of the rotating frame 2, and ensure the stability of the rotating frame 2, the lifting rod 19 is a component which can vertically move and has self-locking function after moving.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A mixing device in a vacuum environment, characterized by: The utility model provides a kind of mixing device, including support frame (1), the rotating frame (2) is rotatably connected on the support frame (1), the mixing cylinder (3) is rotatably connected in the rotating frame (2), the mixing cylinder (3) upper end is opened material port (4), the material port (4) side is equipped with suction pipe (5), the suction pipe (5) is fixedly connected with the mixing cylinder (3), the mixing cylinder (3) is rotatably connected with reverse rotation's stirring shaft (6), the stirring shaft (6) is rotatably connected with the rotating frame (2).

2. The mixing device in a vacuum environment according to claim 1, characterized in that: The rotating frame (2) includes first support rod (201), the first support rod (201) is rotatably connected with the support frame (1), the first support rod (201) middle part is fixedly connected with first sleeve (202), the first sleeve (202) is rotatably connected in mixing cylinder (3) middle part, the first support rod (201) below is fixedly connected with second support rod (203), the second support rod (203) is fixedly connected with second sleeve (204) on, the second sleeve (204) is rotatably connected in mixing cylinder (3) lower end, the stirring shaft (6) is rotatably connected in second sleeve (204).

3. The mixing device in a vacuum environment according to claim 2, characterized in that: The mixing cylinder (3) lower end is fixedly connected with first gear (7), one side of the first gear (7) is engaged with second gear (8), the second gear (8) is coaxially fixedly connected with first pulley (9), one side of the first pulley (9) is equipped with second pulley (10), the second pulley (10) is fixedly connected with the stirring shaft (6), and the first connecting belt (11) is matched between the first pulley (9) and the second pulley (10).

4. The mixing device in a vacuum environment according to claim 1, characterized in that: The rotating frame (2) is rotatably connected with third pulley (12) on, one side of the third pulley (12) is equipped with fourth pulley (13), the fourth pulley (13) is fixedly connected with the mixing cylinder (3), and the second connecting belt (14) is matched between the third pulley (12) and the fourth pulley (13).

5. The mixing device in a vacuum environment according to claim 3, characterized in that: The second support rod (203) is fixedly connected with support block (15) on, and the first pulley (9) and the second pulley (10) are located in support block (15).

6. The mixing device in a vacuum environment according to claim 1, characterized in that: One end of the rotating frame (2) is fixedly connected with chuck (16), a plurality of equiangular distribution's clamping grooves (17) are equipped on the chuck (16), the clamping groove (17) below is matched with clamping pin (18), and the clamping pin (18) is equipped with lifting rod (19) between the support frame (1).

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