CN216677900U

CN216677900U - Combined mechanical stirrer

Info

Publication number: CN216677900U
Application number: CN202220229227.3U
Authority: CN
Inventors: 刘思远; 田爽; 刘禹男
Original assignee: Beijing Jianqi Power Technology Engineering Co Ltd
Current assignee: Beijing Jianqi Power Technology Engineering Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-07
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a combined mechanical stirrer which comprises a base and a mixing and stirring mechanism, wherein a tank body is arranged on the right side of the top of the base, the mixing and stirring mechanism for mechanical stirring is arranged at the bottom of the right side of a vertical frame, and the mixing and stirring mechanism comprises a bevel gear, a side gear, a rotating rod, a stirring rod, a shaft sleeve, an inclined plate and a spoiler. The problem of along with current fermentation cylinder grow up day by day, the (mixing) shaft also constantly extends, makes the resonance problem of this kind of axle more obvious, excessively increases axle footpath (solid axle) and has not only increased the axle quality, and the effect is also not obvious moreover, increases the technical problem of biological fermentation cylinder's the chance of dying fungus, provides a modular mechanical agitator, the utility model discloses when its fermentation tank bottom lets in gas, install the hexagonal stirring leaf of installing in the bottom and break up into the microbubble with gas, increase the double-phase area of contact of gas-liquid, utilize the characteristics that puddler and spoiler mixing performance are good, make whole liquid become cycle, realize the gas-liquid mixture on a large scale.

Description

Combined mechanical stirrer

Technical Field

The utility model relates to the field of stirrers, in particular to a combined mechanical stirrer.

Background

At present, microbial fermentation is widely applied to various industries such as chemical industry, medicine, food and the like, a seed tank and a main fermentation tank are key equipment in a production process, and a constant-rotating-speed mechanical stirring container is generally used, and the stirring rotating speed is controlled strictly and cannot be too high because microorganisms are very sensitive to shearing force generated by stirring.

The common problems of the existing combined mechanical stirring equipment are as follows: along with the increasing of the existing fermentation tank, the stirring shaft is also lengthened continuously, so that the resonance problem of the shaft is more obvious, the shaft quality is increased by excessively increasing the shaft diameter (solid shaft), the effect is also not obvious, and the possibility of bacterial contamination of the biological fermentation tank is increased.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a combined mechanical agitator, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: including base and mixed rabbling mechanism, base top right side is provided with a jar body, and base top left side fixed mounting has the grudging post for mechanical type stirring mixed rabbling mechanism installs in grudging post right side bottom, mixed rabbling mechanism includes bevel gear, side gear, bull stick, puddler, axle sleeve, swash plate and spoiler, the side gear is installed in the meshing of bevel gear bilateral symmetry, and the coaxial bull stick of installing in side gear middle part, bull stick bottom output cover is equipped with the puddler, and the bevel gear passes through the side gear and is connected with bull stick rotation drive, the coaxial axle sleeve of installing in bevel gear middle part, and the equidistant slope of axle sleeve side installs the swash plate, the terminal fixedly connected with spoiler of swash plate.

Furthermore, the mixing and stirring mechanism further comprises a hexagonal stirring blade, the hexagonal stirring blade is coaxially installed at the bottom of the bevel gear, and blade surfaces on the sides of the hexagonal stirring blade are arranged in a radial annular array.

Further, the grudging post top is provided with the motor, and installs the gear box bottom the motor, gear box bottom output rotates and is connected with the pivot, and pivot middle part cover is equipped with the revolving stage.

Further, the top of the rotary table is provided with a bearing, the rotary table is rotatably installed at the bottom of the right side of the vertical frame through the bearing, the diameter of the rotary shaft is smaller than the size of an annular hole in the bearing, and side scrapers are symmetrically installed on the side end face of the rotary table.

Further, the bull stick mid-mounting has the dismouting mechanism that is used for independently extending length, dismouting mechanism is including binding off shell fragment, thread and open end, binding off shell fragment top side is provided with the thread, and binding off shell fragment fixed mounting in bull stick bottom cross-section, the open end has been seted up in binding off shell fragment bottom running through.

Further, dismouting mechanism still includes extension rod, sleeve and convex key, the inside slidable mounting of open end has the extension rod, and the outside cover of extension rod is equipped with the sleeve, the equidistant fixed mounting of sleeve outside has the convex key.

Further, dismouting mechanism still includes helicla flute and inclined plane, the helicla flute has been seted up to sleeve top inboard, and the sleeve passes through the helicla flute and meshes mutually with the thread, the inside bottom of sleeve is provided with the inclined plane, and the horizontal inclination of inclined plane is less than binding off shell fragment opening inclination.

Compared with the prior art, the utility model has the beneficial effects that: the problem of along with current fermentation cylinder grow up day by day, the (mixing) shaft also constantly extends, makes the resonance problem of this kind of axle more obvious, excessively increases axle footpath (solid axle) and has not only increased the axle quality, and the effect is also not obvious moreover, increases the technical problem of biological fermentation cylinder's the chance of dying fungus, provides a modular mechanical agitator, the utility model discloses when its fermentation tank bottom lets in gas, install the hexagonal stirring leaf of installing in the bottom and break up into the microbubble with gas, increase the double-phase area of contact of gas-liquid, utilize the characteristics that puddler and spoiler mixing performance are good, make whole liquid become cycle, realize the gas-liquid mixture on a large scale.

1. According to the utility model, through the arrangement of the mixing and stirring mechanism, the bevel gear is sleeved on the upper half part of the rotating shaft, the bevel gear is synchronously driven to the side gears meshed with two sides, the side gears drive the stirring rod to rotate through the rotating rod coaxial with the middle part, meanwhile, the shaft sleeve is sleeved in the middle part of the rotating shaft, the spoiler is obliquely arranged outside the shaft sleeve through the inclined plate, the solution at the bottom of the tank body is internally circulated in a turbulence mode, the spoiler and the stirring rod are combined with the characteristic of good mixing performance, so that all liquid is circulated periodically, and gas-liquid mixing is realized in a large range;

2. according to the utility model, through the arrangement of the side scrapers, the motor adjusts the rotating speed of the rotating shaft through the gear box and rotates, the rotating table is positioned at the bottom of the right side of the stand through the bearing under the transmission of the rotating shaft and rotates, the side scrapers distributed on the side surfaces of the two sides of the rotating table are attached to the inner wall of the tank body and rotate, and materials attached to the inner wall of the tank body are scraped and mixed in solution in the tank body, so that the problem that the residual of the tank body of the existing equipment is inconvenient to clean, so that the material waste is caused, and the quality of a finished product is not high is solved;

3. according to the utility model, through the arrangement of the disassembling and assembling mechanism, the extension rod which is matched with the production requirement is inserted into the closing-in elastic sheet in the middle of the rotating rod, the sleeve is held by a hand and is meshed and screwed with the screw teeth at the top of the closing-in elastic sheet through the spiral groove through the convex key, the inclined plane at the bottom of the sleeve is contacted with the opening of the closing-in elastic sheet, due to the difference of the inclined angles at the two sides, the inclined plane presses the open end at the bottom of the closing-in elastic sheet to fold, the extension rod is clamped to realize the prolonged installation of the rotating rod, and through the arrangement of the disassembling and assembling mechanism, a user can conveniently adjust the length of the rotating rod according to the actual production requirement, so that the stirring rod can fully exert the function.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a front view of the mounting and dismounting mechanism of the present invention;

fig. 3 is a schematic perspective view of a spoiler according to the present invention.

In the figure: 1. a base; 2. a tank body; 3. erecting a frame; 4. a motor; 5. a gear case; 6. a rotating shaft; 7. a turntable; 8. a bearing; 9. a side flight; 10. a mixing and stirring mechanism; 1001. a bevel gear; 1002. a side gear; 1003. a rotating rod; 1004. a stirring rod; 1005. a shaft sleeve; 1006. a sloping plate; 1007. a spoiler; 1008. a hexagonal stirring blade; 11. a disassembly and assembly mechanism; 1101. closing the elastic sheet; 1102. screw teeth; 1103. an open end; 1104. an extension pole; 1105. a sleeve; 1106. a convex key; 1107. a helical groove; 1108. a bevel.

Detailed Description

As shown in fig. 1 and 3, a tank body 2 is arranged on the right side of the top of a base 1, a vertical frame 3 is fixedly arranged on the left side of the top of the base 1, a motor 4 is arranged on the top of the vertical frame 3, and the bottom of the motor 4 is provided with a gear box 5, the output end of the bottom of the gear box 5 is rotationally connected with a rotating shaft 6, a rotary table 7 is sleeved in the middle of the rotary shaft 6, a bearing 8 is arranged at the top of the rotary table 7, the rotary table 7 is rotatably arranged at the bottom of the right side of the vertical frame 3 through the bearing 8, the diameter of the rotary shaft 6 is smaller than the size of an annular hole in the bearing 8, side scrapers 9 are symmetrically arranged on the side end surface of the rotary table 7, the motor 4 adjusts the rotating speed of the rotary shaft 6 through a gear box 5 and rotates, under the transmission of pivot 6, revolving stage 7 is located 3 right sides bottoms of grudging post and rotates through bearing 8, and the side scraper blade 9 that distributes in 7 both sides of revolving stage is attached in jar body 2 inner walls and rotates, scrapes off and mixes jar body 2 inner wall adnexed material residual in jar body 2 solution.

As shown in fig. 1, a mixing and stirring mechanism 10 for mechanical stirring is installed at the bottom of the right side of a vertical frame 3, the mixing and stirring mechanism 10 comprises a bevel gear 1001, a side gear 1002, a rotating rod 1003, a stirring rod 1004, a shaft sleeve 1005, a sloping plate 1006 and a spoiler 1007, the side gear 1002 is symmetrically meshed with the two sides of the bevel gear 1001, the rotating rod 1003 is coaxially installed in the middle of the side gear 1002, the stirring rod 1004 is sleeved on the output end of the bottom of the rotating rod 1003, the bevel gear 1001 is in rotary transmission connection with the rotating rod 1003 through the side gear 1002, the bevel gear 1001 is sleeved on the upper half part of a rotating shaft 6, the bevel gear 1001 synchronously transmits to the side gear 1002 meshed with the two sides, the stirring rod 1004 is driven to rotate by the side gear 1002 through the rotating rod coaxial in the middle, the shaft sleeve 1005 is coaxially installed in the middle of the bevel gear 1001, the sloping plate 1006 is obliquely installed on the side of the shaft sleeve 1005 at equal intervals, the spoiler 1007 is fixedly connected to the tail end of the sloping plate 1007, the mixing and stirring mechanism 10 further comprises a hexagonal stirring blade 1008, the hexagonal stirring blades 1008 are coaxially arranged at the bottom of the bevel gear 1001, blade surfaces on the sides of the hexagonal stirring blades 1008 are arranged in a radial annular array mode, meanwhile, a shaft sleeve 1005 is sleeved at the middle of the rotating shaft 6, a spoiler 1007 is obliquely arranged outside the shaft sleeve 1005 through an inclined plate 1006, the solution at the bottom of the tank body 2 is subjected to internal circulation in a turbulent flow mode, the spoiler 1007 and the stirring rod 1004 are combined to have the characteristic of good mixing performance, all liquid is circulated periodically, gas-liquid mixing is achieved in a large range, in addition, the hexagonal stirring blades 1008 arranged at the bottom of the rotating shaft 6 break the gas into small bubbles, the contact area of the gas phase and the liquid phase is increased, and the advantages of four groups of stirrers are fully utilized.

As shown in fig. 2, a dismounting mechanism 11 for extending length autonomously is installed in the middle of a rotating rod 1003, the dismounting mechanism 11 includes a closing-in shrapnel 1101, screw teeth 1102 and an opening end 1103, the screw teeth 1102 are arranged on the side surface of the top of the closing-in shrapnel 1101, the closing-in shrapnel 1101 is fixedly installed on the cross section of the bottom of the rotating rod 1003, the opening end 1103 is formed at the bottom of the closing-in shrapnel 1101 in a penetrating manner, the dismounting mechanism 11 further includes an extension rod 1104, a sleeve 1105 and a convex key 1106, the extension rod 1104 is slidably installed inside the opening end 1103, a sleeve 1105 is sleeved outside the extension rod 1104, the convex key 1106 is fixedly installed outside the sleeve 1105 at equal intervals, the dismounting mechanism 11 further includes a spiral groove 1107 and an inclined plane 1108, the spiral groove 1107 is formed on the inner side of the top of the sleeve 1105 is engaged with the screw teeth 1102 through the spiral groove 1107, an inclined plane 1108 is arranged at the bottom inside of the sleeve 1105, and the horizontal inclination angle of the inclined plane 1108 is smaller than the inclination angle of the opening of the closing-in the opening end 1104, the production requirement is inserted into the opening end 1103 in the middle of the closing-in the shrapnel 1101, the sleeve 1105 is held by hand and a convex key 1106 is used for tightly screwing the sleeve 1105 with a top thread 1102 of the closing-in shrapnel 1101 through a spiral groove 1107, a slope 1108 at the bottom of the sleeve 1105 is contacted with an opening of the closing-in shrapnel 1101, and due to the difference of the inclination angles of two sides, the slope 1108 presses the open end 1103 at the bottom of the closing-in shrapnel 1101 to be closed, so that the extension rod 1104 is clamped to realize the extension installation of the rotating rod 1003.

The working principle is as follows: when the combined mechanical stirrer is used, the motor 4 adjusts the rotating speed of the rotating shaft 6 through the gear box 5 and rotates, the rotating table 7 is positioned at the bottom of the right side of the vertical frame 3 through the bearing 8 under the transmission of the rotating shaft 6 and rotates, the side scrapers 9 distributed on the side surfaces of the two sides of the rotating table 7 are attached to the inner wall of the tank body 2 and rotate, the material residue attached to the inner wall of the tank body 2 is scraped and mixed in the solution in the tank body 2, the bevel gear 1001 is sleeved on the upper half part of the rotating shaft 6, the bevel gear 1001 synchronously transmits to the side gear 1002 engaged with the two sides, the side gear 1002 drives the stirring rod 1004 to rotate through the rotating rod 1003 coaxial with the middle part, the extension rod 1104 matched with the production requirement is inserted from the middle opening end 1103 of the closing shrapnel 1101, the sleeve 1105 is held by hand and screwed with the top thread 1102 of the closing shrapnel 1101 through the convex key 1106, the inclined plane 1108 at the bottom of the sleeve 1105 contacts with the opening of the closing shrapnel 1101 through the spiral groove 1101, because of the difference of the inclination angles of the two sides, the inclined plane 1108 presses the open end 1103 at the bottom of the closing-in shrapnel 1101 to close, the extension rod 1104 is clamped to realize the extension installation of the rotating rod 1003, meanwhile, the middle part of the rotating shaft 6 is sleeved with the shaft sleeve 1005, the outer part of the shaft sleeve 1005 is obliquely provided with the spoiler 1007 through the inclined plate 1006, the solution at the bottom of the tank body 2 realizes the internal circulation through a spoiler mode, the spoiler 1007 and the stirring rod 1004 are combined with the characteristic of good mixing performance, so that the whole liquid is circulated periodically, the gas-liquid mixing is realized in a large range, in addition, the hexagonal stirring blade 1008 arranged at the bottom of the rotating shaft 6 breaks the gas into small bubbles, the contact area of the gas phase and the liquid phase is increased, the advantages of four groups of stirrers are fully utilized, the advantages are made up for the best use, and the multilayer and the combined stirring blade is a development direction for designing large-scale fermentation tank body 2 in future.

Claims

1. A combined mechanical stirrer comprises a base (1) and a mixing and stirring mechanism (10), and is characterized in that a tank body (2) is arranged on the right side of the top of the base (1), a vertical frame (3) is fixedly mounted on the left side of the top of the base (1), the mixing and stirring mechanism (10) for mechanical stirring is mounted at the bottom of the right side of the vertical frame (3), the mixing and stirring mechanism (10) comprises a bevel gear (1001), a side gear (1002), a rotating rod (1003), a stirring rod (1004), a shaft sleeve (1005), an inclined plate (1006) and a spoiler (1007), the side gear (1002) is symmetrically meshed with the two sides of the bevel gear (1001), the rotating rod (1003) is coaxially mounted in the middle of the side gear (1002), the stirring rod (1004) is sleeved at the output end of the bottom of the rotating rod (1003), and the bevel gear (1001) is in rotary transmission connection with the rotating rod (1003) through the side gear (1002), the bevel gear (1001) middle part is coaxial to be installed shaft sleeve (1005), and shaft sleeve (1005) side is equidistant the slope and is installed swash plate (1006), swash plate (1006) end fixedly connected with spoiler (1007).

2. The combined mechanical stirrer according to claim 1, wherein the mixing and stirring mechanism (10) further comprises a hexagonal stirring blade (1008), the hexagonal stirring blade (1008) is coaxially installed at the bottom of the bevel gear (1001), and the blade surfaces on the sides of the hexagonal stirring blade (1008) are arranged in a radial annular array.

3. The combined mechanical stirrer according to claim 1, wherein a motor (4) is arranged at the top of the stand (3), a gear box (5) is arranged at the bottom of the motor (4), an output end at the bottom of the gear box (5) is rotatably connected with a rotating shaft (6), and a rotary table (7) is sleeved in the middle of the rotating shaft (6).

4. The combined mechanical stirrer according to claim 3, wherein a bearing (8) is arranged at the top of the rotary table (7), the rotary table (7) is rotatably arranged at the bottom of the right side of the stand (3) through the bearing (8), the diameter of the rotary shaft (6) is smaller than the size of an inner annular hole of the bearing (8), and side scrapers (9) are symmetrically arranged on the side end surface of the rotary table (7).

5. The combined mechanical stirrer according to claim 1, wherein the middle of the rotating rod (1003) is provided with a dismounting mechanism (11) for extending the length autonomously, the dismounting mechanism (11) comprises a closing-in shrapnel (1101), screw teeth (1102) and an opening end (1103), the screw teeth (1102) are arranged on the top side of the closing-in shrapnel (1101), the closing-in shrapnel (1101) is fixedly arranged on the bottom section of the rotating rod (1003), and the opening end (1103) is arranged at the bottom of the closing-in shrapnel (1101) in a penetrating way.

6. A combined mechanical mixer according to claim 5 in which the assembly and disassembly mechanism (11) further includes an extension bar (1104), a sleeve (1105) and a tab (1106), the extension bar (1104) is slidably mounted inside the open end (1103), the sleeve (1105) is sleeved outside the extension bar (1104), and the tab (1106) is fixedly mounted outside the sleeve (1105) at equal intervals.

7. The combined mechanical stirrer according to claim 6, wherein the disassembling and assembling mechanism (11) further comprises a spiral groove (1107) and a slope (1108), the spiral groove (1107) is formed in the inner side of the top of the sleeve (1105), the sleeve (1105) is engaged with the screw teeth (1102) through the spiral groove (1107), the slope (1108) is arranged at the bottom end inside the sleeve (1105), and the horizontal inclination angle of the slope (1108) is smaller than the opening inclination angle of the closing-in shrapnel (1101).