Turnover mixer
By combining internal and external rotating shafts and using differential mixing technology, the shortcomings of rotary mixers in terms of mixing effect, energy consumption, and ease of cleaning have been solved, achieving a highly efficient and energy-saving mixing effect and an easy-to-clean rotary mixer.
Patent Information
- Application Number
- CN202422624060.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-29
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-10-29
AI Technical Summary
Existing rotary mixers have shortcomings in terms of mixing effect, energy consumption, and ease of cleaning.
The design employs a combination of inner and outer rotating shafts, with differential mixing via inner and outer swing blades. Combined with a reduction mechanism and a sealing structure, it achieves efficient mixing and is easy to clean.
It improves mixing efficiency, reduces energy consumption, enhances mixing effects, and simplifies the cleaning and maintenance process.
Smart Images
Figure CN223555953U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of mixing equipment, and particularly relates to a turnover mixer. BACKGROUND
[0002] At present, the turnover mixer is used for mixing loose materials and loose materials in powder form, such as manufacturing plastic particle mixture or required in the dye industry.
[0003] For the turnover mixer, there are many influencing factors, such as mixing effect, energy consumption in use, and cleaning difficulty. SUMMARY
[0004] The utility model discloses a turnover mixer, which is convenient in structural design, energy-saving and efficient, and easy to maintain and clean.
[0005] The utility model discloses a turnover mixer, which is convenient in structural design, energy-saving and efficient, and easy to maintain and clean.
[0006] A turnover mixer, comprising two support frames fixed on a base plate, a motor cross frame arranged between the top portions of the two support frames, a cover fixed to the lower end of the middle portion of the motor cross frame, a rotating hole formed in the middle portion of the cover, a rotating shaft group arranged in the rotating hole, the rotating shaft group comprising an inner shaft and an outer shaft sleeved on the outer shaft, a first motor arranged on the upper end of the cover and configured to drive the outer shaft to rotate, and a second motor arranged on the upper end of the cover and configured to drive the inner shaft to rotate, a plurality of outer vanes fixed to the shaft wall of the outer shaft, and an inner vane fixed to the outer wall of the bottom portion of the inner shaft that protrudes out of the outer shaft.
[0007] The two sides of the motor cross frame are provided with lifting lead screws, a mixing barrel with an upper opening is arranged between the two lifting lead screws, and the two ends of the mixing barrel are provided with lead screw sliders driven to lift by the lifting lead screws, the cover seals the upper opening when the mixing barrel is lifted to the top along with the lead screw sliders, and the outer vanes and the inner vane are located in the mixing barrel.
[0008] The utility model is further provided with a synchronous shaft fixed to the two ends of the motor cross frame, a reduction mechanism arranged on the top portion of each support frame, the reduction mechanism comprising a reduction motor fixed to the support frame, a reduction gear matched with the synchronous shaft arranged on the output shaft of the reduction motor, and the motor cross frame rotates synchronously clockwise or counterclockwise when the two reduction mechanisms on the two sides operate synchronously.
[0009] The utility model is further provided with the top portion of the rotating shaft group protruding out of the upper end of the cover, the first motor and the second motor being arranged longitudinally, a reduction gear box matched with the first motor and the second motor arranged at the bottom portion of each motor, and the output ends of the two reduction gear boxes being matched with the top portions of the outer shaft and the inner shaft, respectively.
[0010] The utility model further sets up, the inner swing leaf includes the inner swing axle that is inserted in the bottom of inner shaft, the lateral wall of inner swing axle is provided with the symmetrical swing leaf plate, and the both sides of swing leaf plate are formed with the blade edge.
[0011] The utility model further sets up, the outer swing leaf includes a plurality of swing leaf cross bars that are formed on the outer wall of outer shaft, the end of swing leaf cross bar is provided with swing leaf longitudinal rod, the section of swing leaf cross bar and swing leaf longitudinal rod is isosceles triangle, and the base of the isosceles triangle faces outward.
[0012] The utility model further sets up, the number of swing leaf cross bar is three groups, and is evenly distributed on the shaft wall of outer shaft.
[0013] The utility model further sets up, the horizontal height of inner swing leaf is lower than the horizontal height of outer swing leaf.
[0014] The utility model further sets up, the bottom of mixing barrel is provided with discharge gate, and the lateral wall of mixing barrel is fixed with movable frame, and the bottom of movable frame is provided with universal roller.
[0015] The utility model further sets up, and the top of two lifting lead screws is provided with the lead screw motor that is fixed on the motor cross frame, and two lead screw motors are synchronous drive, drive the up and down movement of the cover.
[0016] The utility model compared with prior art has the advantages of:
[0017] 1, the mixing machine provided by the utility model has reasonable overall design, adopts the rotating shaft group including inner shaft and outer shaft to fully stir the material in the mixing barrel, the two shafts can be driven to rotate by first motor and second motor respectively, and more efficient mixing efficiency can be obtained, and the cover is tightly matched with the mixing barrel, which can reduce pollution during mixing and is easy to clean.
[0018] 2, the utility model further sets up speed reducer at the both ends of motor cross frame, can realize the inclination of mixing barrel during mixing, and is convenient for enhancing mixing effect.
[0019] 3, the inner swing leaf provided by the utility model can realize high-speed mixing effect, and the outer swing leaf rotates at low speed, and the turning and stirring effect is further improved by using blade edge and triangular section, and the overall energy consumption is reduced.
[0020] 4, the inner swing leaf of the utility model is below the horizontal height of outer swing leaf, so that the material in the mixing barrel is fully mixed and stirred during mixing.
[0021] 5, the mixing barrel of the utility model can be disassembled and moved, and the discharge gate is used to facilitate unloading.
[0022] 6. The screw motor can realize the tight sealing of the upper opening of the cover, and reduce the material loss during mixing. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 is a structural schematic view of the utility model;
[0024] Figure 2 is a structural schematic view of the lower end of the cover of the utility model;
[0025] Figure 3 is a structural schematic view of the lifting screw of the utility model;
[0026] REFERENCE NUMERALS:
[0027] 1 - base plate;
[0028] 2 - support frame; 20 - speed reducer motor; 21 - speed reducer;
[0029] 3 - motor cross frame; 30 - lifting screw; 31 - synchronous shaft; 32 - screw motor;
[0030] 4 - cover;
[0031] 5 - rotating shaft group; 50 - inner shaft; 51 - outer shaft;
[0032] 6 - first motor; 60 - second motor; 61 - speed reduction gear box;
[0033] 7 - outer swing leaf; 70 - swing leaf cross bar; 71 - swing leaf vertical bar;
[0034] 8 - inner swing leaf; 80 - inner swing shaft; 81 - swing leaf plate; 82 - blade edge;
[0035] 9 - mixing barrel; 90 - upper opening; 91 - screw block; DETAILED DESCRIPTION
[0036] The utility model will be further described in conjunction with the specific embodiments of the drawings, referring to Figure 1 — Figure 3 :
[0037] A kind of turnover mixer, including two support frames 2 fixed on base plate 1, motor crosspiece 3 is arranged between the top of two support frames 2, the lower end of the middle part of motor crosspiece 3 is fixed with cover 4, the middle part of cover 4 is provided with rotating hole, rotating shaft group 5 is arranged in rotating hole, rotating shaft group 5 includes inner shaft 50 and outer shaft 51 being set on the outer of inner shaft 50, the upper end of cover 4 is provided with the first motor 6 of driving outer shaft 51 rotation and the second motor 60 of driving inner shaft 50 rotation, the shaft wall of outer shaft 51 is fixed with several outer swing leaves 7, the bottom of outer shaft 51 is extended, and inner swing leaf 8 is fixed on the outer wall of the extended part.
[0038] The two sides of the motor crosspiece 3 are provided with lifting lead screws 30, a mixing barrel 9 with an upper opening 90 is arranged between the two lifting lead screws 30, the two ends of the mixing barrel 9 are provided with lead screw sliders 91 driven to rise by the lifting lead screws 30, and when the mixing barrel 9 rises to the top with the lead screw sliders 91, the cover 4 seals the upper opening 90, and the outer swing leaves 7 and the inner swing leaves 8 are located in the mixing barrel 9.
[0039] In the implementation process, the material is placed in the mixing barrel, and the mixing barrel is moved upward by the lifting lead screws on both sides to realize the sealing of the upper opening by the cover.
[0040] During the mixing process, the inner swing leaves and the outer swing leaves are driven by different motors to realize differential mixing, which can greatly improve the mixing effect and is more energy-saving and environmentally friendly compared with the traditional inner and outer swing leaves rotating synchronously.
[0041] Preferably, the two ends of the motor crosspiece 3 are fixed with synchronous shafts 31, the top of the two support frames 2 is provided with a speed reduction mechanism, the speed reduction mechanism includes a speed reduction motor 20 fixed on the support frame 2, a speed reducer 21 adapted to the synchronous shaft 31 is arranged on the output shaft of the speed reduction motor 20, and when the speed reduction mechanisms on both sides operate synchronously, the motor crosspiece 3 rotates synchronously clockwise or counterclockwise.
[0042] During the mixing operation, the mixing barrel can be driven by the speed reduction motors on both sides to realize the inclination of the mixing barrel, so that the mixing effect can be further improved.
[0043] Preferably, the top of the rotating shaft group 5 extends beyond the upper end of the cover 4, the first motor 6 and the second motor 60 are longitudinally arranged, and the bottom of the first motor 6 and the second motor 60 is provided with a speed reduction gear box 61 adapted thereto, and the output ends of the two speed reduction gear boxes 61 are respectively adapted to the top of the outer shaft 51 and the inner shaft 50.
[0044] In the above structure, the inner shaft and the outer shaft are independently configured with corresponding rotating speeds, and the rotating of the inner and outer blades can enhance the mixing capacity under different rotating speeds, and the time required for mixing effect and energy consumption are lower, and the economy of mixing is improved.
[0045] In the installation process, the inner shaft is inserted into the outer shaft, and a locking cover ring is sleeved at the bottom of the outer shaft, so as to prevent the inner shaft from falling off from the bottom.
[0046] Preferably, the inner blade 8 comprises an inner swing shaft 80 inserted into the bottom of the inner shaft 50, and the side wall of the inner swing shaft 80 is provided with symmetrically arranged blade plates 81, and the two sides of the blade plates 81 are formed with blade edges 82.
[0047] Preferably, the outer blade 7 comprises a plurality of blade cross bars 70 formed on the outer wall of the outer shaft 51, and the end of the blade cross bar 70 is provided with a blade longitudinal bar 71, and the cross section of the blade cross bar 70 and the blade longitudinal bar 71 is isosceles triangle, and the base of the isosceles triangle faces outward.
[0048] In the above structure, when the outer blade rotates, the material on the inner wall of the mixing barrel can be turned over to achieve the effect of self-cleaning, and when the inner blade rotates, the material is rotated and mixed at high speed, and the blade edges can reduce the resistance generated during rotation, reduce energy consumption, and ensure mixing capacity.
[0049] Preferably, the number of the blade cross bars 70 is three, and they are evenly distributed on the shaft wall of the outer shaft 51. The three groups of blade cross bars 70 can further enhance the self-cleaning capacity of the outer blade.
[0050] Preferably, the horizontal height of the inner blade 8 is lower than that of the outer blade 7. When mixing is carried out in the mixing barrel, there is more material at the bottom than at the upper end, and the rotating position of the inner blade can enhance the mixing capacity.
[0051] Preferably, the bottom of the mixing barrel 9 is provided with a discharge port 92, and the side wall of the mixing barrel 9 is fixed with a moving frame 93, and the bottom of the moving frame 93 is provided with universal rollers 94.
[0052] In the above structure, as the mixing operation is completed, the mixing barrel can be discharged through the discharge port at the bottom, and the moving frame 93 provided on the side wall can be conveniently moved with the universal rollers 94.
[0053] Preferably, the top of each of the two lifting lead screws 30 is provided with a lead screw motor 32 fixed to the motor cross frame 3, and the two lead screw motors 32 are synchronously driven to drive the cover 4 to move up and down.
[0054] In the implementation process, generally, the two side screw rods 32 are synchronously operated to realize the up-down movement of the cover 4, and after long time use, there may be a certain deviation, and the two screw rod motors can be finely adjusted in position, so that the cover can be tightly fitted to the upper part of the mixing barrel 9.
[0055] The above embodiments are only preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.
Claims
1. A rotary mixer, characterized in that, The device includes two support frames (2) fixed on a base plate (1), a motor crossbeam (3) is provided between the tops of the two support frames (2), a cover (4) is fixed at the lower end of the middle part of the motor crossbeam (3), a rotating hole is provided in the middle part of the cover (4), a rotating shaft assembly (5) is provided in the rotating hole, the rotating shaft assembly (5) includes an inner shaft (50) and an outer shaft (51) sleeved outside the inner shaft (50), a first motor (6) for driving the outer shaft (51) to rotate and a second motor (60) for driving the inner shaft (50) to rotate are provided at the upper end of the cover (4), a plurality of outward swing blades (7) are fixed on the shaft wall of the outer shaft (51), the inner shaft (50) extends out of the bottom of the outer shaft (51), and an inner swing blade (8) is fixed on the outer wall of the extended part; Lifting screws (30) are provided on both sides of the motor cross frame (3). A mixing barrel (9) with an upper opening (90) is provided between the two lifting screws (30). Screw sliders (91) driven to lift by the lifting screws (30) are provided at both ends of the mixing barrel (9). When the mixing barrel (9) rises to the top with the screw sliders (91), the cover (4) seals the upper opening (90), and the outer swing blade (7) and the inner swing blade (8) are located inside the mixing barrel (9).
2. The rotary mixer according to claim 1, characterized in that, Both ends of the motor crossbeam (3) are fixed with synchronous shafts (31), and the top of both support frames (2) are provided with a reduction mechanism. The reduction mechanism includes a reduction motor (20) fixed on the support frame (2). The output shaft of the reduction motor (20) is provided with a reducer (21) that is compatible with the synchronous shaft (31). When the reduction mechanisms on both sides operate synchronously, the motor crossbeam (3) rotates synchronously clockwise or counterclockwise.
3. A rotary mixer according to claim 1, characterized in that, The top of the rotating shaft assembly (5) extends out of the upper end of the cover (4). The first motor (6) and the second motor (60) are both arranged longitudinally. The bottom of the first motor (6) and the second motor (60) are both provided with matching reduction gearboxes (61). The output ends of the two reduction gearboxes (61) are respectively matched with the top of the outer shaft (51) and the inner shaft (50).
4. A rotary mixer according to claim 1 or 3, characterized in that, The inner swing blade (8) includes an inner swing shaft (80) inserted into the bottom of the inner shaft (50). The side wall of the inner swing shaft (80) is provided with symmetrical swing blade plates (81), and both sides of the swing blade plates (81) are formed with cutting edges (82).
5. A rotary mixer according to claim 4, characterized in that, The outer swing blade (7) includes several swing blade crossbars (70) formed on the outer wall of the outer shaft (51). The ends of the swing blade crossbars (70) are provided with swing blade longitudinal bars (71). The cross sections of the swing blade crossbars (70) and the swing blade longitudinal bars (71) are isosceles triangles, and the base of the isosceles triangle faces outward.
6. A rotary mixer according to claim 5, characterized in that, The number of the swing blade crossbars (70) is three sets, and they are evenly distributed on the shaft wall of the outer shaft (51).
7. A rotary mixer according to claim 5, characterized in that, The horizontal height of the inner swing blade (8) is lower than the horizontal height of the outer swing blade (7).
8. A rotary mixer according to claim 1, characterized in that, The mixing drum (9) has a discharge port (92) at the bottom, and a movable frame (93) is fixed on the side wall of the mixing drum (9), and the bottom of the movable frame (93) is provided with universal rollers (94).
9. A rotary mixer according to claim 1, characterized in that, The top of each of the two lifting screws (30) is provided with a screw motor (32) fixed on the motor crossbeam (3). The two screw motors (32) are driven synchronously to move the cover (4) up and down.