CN112191213A

CN112191213A - Reaction vessel capable of stirring uniformly

Info

Publication number: CN112191213A
Application number: CN202011413049.1A
Authority: CN
Inventors: 周祖华; 宫玉胜
Original assignee: Jiate Yantai International Trade Co ltd
Current assignee: Jiate Yantai International Trade Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-01-08

Abstract

The invention discloses a reaction container capable of stirring uniformly, which relates to the technical field of chemical machinery and comprises a reaction tank, a stirring assembly, an extension assembly, extension control assemblies, three angle adjusting assemblies, angle adjusting control assemblies and rotating assemblies. According to the invention, through the contraction of the extension assembly, the angle adjusting assembly and the rotating assembly, the resistance of the stirring assembly during starting can be reduced, the service life of the equipment is prolonged, and through the expansion of the extension assembly, the angle adjusting assembly and the rotating assembly, the stirring effect of the stirring assembly can be improved.

Description

Reaction vessel capable of stirring uniformly

Technical Field

The invention relates to the technical field of chemical machinery, in particular to a reaction container capable of stirring uniformly.

Background

The stirring reaction tank is a common chemical apparatus and is mainly used for stirring and mixing different materials and improving the reaction speed. The stirring mechanism in the existing reaction tank is powered by a motor to drive a stirring shaft and stirring blades to rotate, so that materials are stirred. However, the stirring mechanism is difficult to start when used for stirring viscous materials, because the resistance of the materials during starting is too large, and the current in the motor is too large to burn the equipment in serious conditions.

Chinese patent No. CN205627960U discloses a reaction vessel with uniform stirring, which comprises an outer shell, an inner shell, a motor, a rotating shaft, support legs, a support bearing and a fixed block, wherein the bottom of the outer shell is provided with the support legs, the inner shell is fixedly arranged in the outer shell through the fixed block, a closed heat preservation space is formed between the outer shell and the inner shell, the upper wall of the outer shell is provided with a hot water inlet, the lower wall of the outer shell is provided with a hot water outlet, the top of the outer shell is provided with a material inlet which is communicated with the inner shell, the bottom of the outer shell is provided with a material outlet which is communicated with the inner shell, the motor is arranged at the top of the outer shell and is connected with the rotating shaft, and the support bearing is arranged at the bottom of the inner shell. The materials are uniformly mixed, and the reaction rate of the reaction container is improved.

However, the above patents have the following disadvantages in use: the aforesaid patent is only to change commonly used stirring vane into helical blade, and though it is not only drive the material and rotate around the rotation axis during the rotation, still can drive its rebound, but, the resistance that receives when its starts is still directly proportional with helical blade's width, if helical blade's width is great, the great condition of resistance when still can having the start, if helical blade width is less, can't stir the material at retort inner wall edge.

Disclosure of Invention

The invention aims to provide a reaction container capable of stirring uniformly, and aims to solve the technical problem that a stirring mechanism in the prior art cannot reduce resistance applied when the stirring mechanism is started.

The invention provides a reaction vessel capable of uniformly stirring, which comprises a reaction tank, and further comprises a stirring assembly, an extension control assembly, an angle adjusting control assembly and a rotating assembly which are arranged on the reaction tank, wherein the angle adjusting assembly is provided with three angle adjusting assemblies which are circumferentially distributed at the lower end of the stirring assembly, the angle adjusting control assembly is arranged at the lower end of the stirring assembly, the three angle adjusting assemblies are matched with the angle adjusting control assembly, the extension assembly is provided with three extension assemblies which are respectively connected with the three angle adjusting assemblies in a one-to-one correspondence manner, the extension control assembly is arranged on the stirring assembly, and the extension control assembly is matched with the three extension assemblies.

Further, the stirring subassembly includes (mixing) shaft, connecting block, agitator motor, drive gear and driven gear, the lower extreme of (mixing) shaft extends to in the retort, agitator motor is located the upper end of retort and drive gear installs on agitator motor's output, driven gear overlaps and establishes the upper end and driven gear and the drive gear meshing at the (mixing) shaft, the lower part at the (mixing) shaft is installed to the connecting block.

Further, every angle adjusting component all includes adjustment tank, angle modulation piece and connecting rod, the adjustment tank sets up on the connecting block, the both sides of angle modulation piece all are equipped with the regulating spindle, the regulating spindle that the angle modulation piece passes through both sides is articulated with the connecting block, the one end at the angle modulation piece is installed to the connecting rod.

Further, the angle adjusting control component comprises an adjusting control groove, an adjusting control rod, an adjusting control spring, an adjusting cylinder, a fixed block, a control adjusting block and three adjusting fixed rods, the adjusting control groove is arranged at the lower end of the connecting block, the adjusting control rod is inserted in the adjusting control groove and is in sliding fit with the adjusting control groove, the adjusting control spring is sleeved on the adjusting control rod, the three adjusting fixing rods are distributed in a circumferential manner, the lower ends of the three adjusting fixing rods are hinged with the lower end of the adjusting control rod, the upper ends of the three adjusting fixing rods are respectively hinged with the angle adjusting blocks in the three angle adjusting components in a one-to-one correspondence manner, the adjusting cylinder is arranged at the lower end of the reaction tank, the fixed block is arranged at the output end of the adjusting cylinder, the control regulating block is rotatably installed at the upper end of the fixed block and the upper end of the control regulating block is fixedly connected with the lower end of the regulating control rod.

Further, the extension subassembly includes first extension rod, extension groove, second extension rod and extends the blade, the one end and the connecting rod of first extension rod rotate to be connected, the extension groove sets up in first extension rod, the second extension rod is pegged graft in the extension groove and sliding fit between the two, extend the one end at the second extension rod of blade installation, the other end of second extension rod be equipped with extension groove sliding fit's first piston.

Furthermore, the extension control assembly comprises three extension control springs, three control wires, a second piston, a piston rod, three connecting holes, an extension control groove and a control cylinder, the extension control groove is arranged in the middle of the stirring shaft, the three connecting holes correspond to the three extension assemblies one by one, each connecting hole penetrates through the corresponding angle adjusting block and the corresponding connecting rod in sequence and then is communicated with the extension groove, the three extension control springs are arranged in the three extension grooves one by one, one ends of the extension control springs are connected with the corresponding second extension rods, one ends of the three control wires are connected with the corresponding second extension rods one by one, the second piston is positioned in the extension control groove, the other ends of the control wires are fixedly connected with the lower end of the second piston, the lower end of the piston rod is fixedly connected with the second piston, and the upper end of the piston rod extends to the upper part of the reaction tank, the output end of the control cylinder is fixedly connected with the upper end of the piston rod.

Further, the runner assembly is provided with threely, three the runner assembly and three adjustment tank one-to-one and every the runner assembly all includes rotation arc pinion rack and pinion, the pinion cover is established on the first extension rod that corresponds, rotate arc pinion rack and set up on the lateral wall of adjustment tank, rotate arc pinion rack and pinion engagement.

Furthermore, all be equipped with the ripple sealed tube between angle adjusting block and the (mixing) shaft, between angle adjusting block and the retort and between the tip of first extension rod and second extension rod.

Furthermore, the lower end of the stirring shaft is provided with an elastic protective film.

Compared with the prior art, the invention has the beneficial effects that:

(1) before the stirring is started, the extension component is controlled to contract by the extension control component, the angle adjusting component is controlled to contract by the angle adjusting control component, so that the resistance on the stirring component during the starting can be greatly reduced, the condition that the current in the stirring component is excessively burnt due to excessive resistance is avoided, the service life of equipment can be prolonged, after the stirring component can stably work, the angle adjusting control component controls the angle adjusting component to expand, the extension control component controls the extension component to expand, the stirring effect is improved, then, the extension control component controls the extension component to expand, the stirring effect is further improved, the phenomenon that materials at the edge of the inner wall of the reaction tank cannot be stirred is avoided, meanwhile, the rotation component works, the angle of the extension component is adjusted, and the contact effect of the extension component and the materials in the reaction tank is further improved, and then make stirring effect better, stir more evenly.

(2) When the angle adjusting control assembly pushes the angle adjusting assembly to contract, the rotating gear on the first extension rod also rotates under the matching of the rotating arc toothed plate to drive the first extension rod to rotate, so that the extension blade on the second extension rod rotates to be in a horizontal state, the resistance force on the extension blade when the stirring assembly is started can be reduced, when the angle adjusting assembly is unfolded, the rotating gear rotates reversely under the matching of the rotating arc toothed plate, a certain included angle is formed between the extension blade and the horizontal plane when the extension blade rotates, and the stirring effect can be improved.

(3) When extension subassembly contracts, promote the piston rod rebound through control cylinder, the piston rod promotes the second piston rebound, through three first piston synchronous motion of control silk rope pulling, drives the synchronous shrink of three second extension rod, can prevent that three second extension rod from changing the condition emergence also differently because of the different shrink of frictional force.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a partial perspective view of the present invention;

FIG. 4 is a partial top view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is an enlarged view at C of FIG. 5;

fig. 7 is an enlarged view at D in fig. 5.

Reference numerals:

the reaction tank 1, the stirring assembly 2, the stirring shaft 21, the connecting block 22, the stirring motor 23, the driving gear 24, the driven gear 25, the extension assembly 3, the first extension rod 31, the extension groove 32, the second extension rod 33, the extension blade 34, the first piston 35, the extension control assembly 4, the extension control spring 41, the control wire rope 42, the second piston 43, the piston rod 44, the connecting hole 45, the extension control groove 46, the control cylinder 47, the angle adjustment assembly 5, the adjustment groove 51, the angle adjustment block 52, the connecting rod 53, the angle adjustment control assembly 6, the adjustment control groove 61, the adjustment control rod 62, the adjustment control spring 63, the adjustment cylinder 64, the fixed block 65, the control adjustment block 66, the adjustment fixed rod 67, the rotating assembly 7, the rotating arc toothed plate 71, the rotating gear 72, the corrugated sealing pipe 8 and the elastic membrane 9.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the embodiment of the present invention provides a reaction vessel with uniform stirring, including a reaction tank 1, a stirring assembly 2, an extension assembly 3, an extension control assembly 4, an angle adjusting assembly 5, an angle adjusting control assembly 6, and a rotating assembly 7 disposed on the reaction tank 1, the angle adjusting components 5 are provided with three angle adjusting components 5 which are circumferentially distributed at the lower end of the stirring component 2, the angle adjusting control component 6 is arranged at the lower end of the stirring component 2, the three angle adjusting components 5 are matched with the angle adjusting control component 6, the extension assembly 3 is provided with three extension assemblies 3 which are respectively connected with the three angle adjusting assemblies 5 in a one-to-one correspondence manner, the extension control assembly 4 is arranged on the stirring assembly 2, and the extension control assembly 4 is matched with the three extension assemblies 3; before stirring is started, the extension component 3 is controlled to shrink by the extension control component 4, the angle adjusting component 5 is controlled to shrink by the angle adjusting control component 6, so that resistance on the stirring component 2 during starting can be greatly reduced, after the stirring component 2 can stably work, the angle adjusting control component 6 controls the angle adjusting component 5 to expand, the extension control component 4 controls the extension component 3 to expand, the stirring effect is improved, then, the extension control component 4 controls the extension component 3 to expand, the stirring effect is further improved, the phenomenon that materials on the edge of the inner wall of the reaction tank 1 cannot be stirred is avoided, meanwhile, the rotating component 7 works, the angle of the extension component 3 is adjusted, the contact effect of the extension component 3 and the materials in the reaction tank 1 is further improved, the stirring effect is better, and stirring is more uniform.

Specifically, the stirring assembly 2 comprises a stirring shaft 21, a connecting block 22, a stirring motor 23, a driving gear 24 and a driven gear 25, wherein the lower end of the stirring shaft 21 extends into the reaction tank 1, the stirring motor 23 is positioned at the upper end of the reaction tank 1, the driving gear 24 is installed at the output end of the stirring motor 23, the driven gear 25 is sleeved at the upper end of the stirring shaft 21, the driven gear 25 is meshed with the driving gear 24, and the connecting block 22 is installed at the lower part of the stirring shaft 21; during operation, drive gear 24 through agitator motor 23 and rotate, drive gear 24 drives driven gear 25 and rotates, and driven gear 25 drives (mixing) shaft 21 and rotates, and (mixing) shaft 21 drives connecting block 22 rather than being connected and rotates, and then stirs the material in retort 1.

Specifically, each angle adjusting assembly 5 comprises an adjusting groove 51, an angle adjusting block 52 and a connecting rod 53, the adjusting groove 51 is arranged on the connecting block 22, adjusting shafts are arranged on two sides of the angle adjusting block 52, the angle adjusting block 52 is hinged to the connecting block 22 through the adjusting shafts on the two sides, and the connecting rod 53 is mounted at one end of the angle adjusting block 52; during operation, the angle adjusting block 52 can rotate in the adjusting groove 51, and thus the angle can be adjusted.

Specifically, the angle adjusting control assembly 6 includes an adjusting control groove 61, an adjusting control rod 62, an adjusting control spring 63, an adjusting cylinder 64, a fixing block 65, a control adjusting block 66 and three adjusting fixing rods 67, the adjusting control groove 61 is disposed at the lower end of the connecting block 22, the adjusting control rod 62 is inserted in the adjusting control groove 61 and is in sliding fit with the adjusting control groove 61, the adjusting control spring 63 is sleeved on the adjusting control rod 62, the three adjusting fixing rods 67 are circumferentially distributed, the lower ends of the three adjusting fixing rods 67 are hinged to the lower end of the adjusting control rod 62, the upper ends of the three adjusting fixing rods 67 are hinged to the angle adjusting blocks 52 in the three angle adjusting assemblies 5 one by one, the adjusting cylinder 64 is disposed at the lower end of the reaction tank 1, the fixing block 65 is disposed at the output end of the adjusting cylinder 64, the control adjusting block 66 is rotatably mounted at the upper end of the fixing block 65, and the upper end of the control adjusting block 66 is fixed to the lower end of Fixedly connecting; during operation, promote fixed block 65 and control regulating block 66 rebound through the work of adjusting cylinder 64, control regulating block 66 promotes regulation control lever 62 rebound, and compression regulation control spring 63 promotes three angle adjusting component 5 simultaneous workings through three regulation dead lever 67, plays the effect of a shrink, the resistance that receives when can effectual reduction stirring subassembly 2 starts.

Specifically, the extension assembly 3 includes a first extension rod 31, an extension groove 32, a second extension rod 33 and an extension blade 34, one end of the first extension rod 31 is rotatably connected with a connecting rod 53, the extension groove 32 is disposed in the first extension rod 31, the second extension rod 33 is inserted in the extension groove 32 and is in sliding fit with the extension groove 32, the extension blade 34 is mounted at one end of the second extension rod 33, and a first piston 35 in sliding fit with the extension groove 32 is disposed at the other end of the second extension rod 33; when second extension rod 33 outwards removed from first extension rod 31, can make extension subassembly 3's whole length increase, and then can stir the bigger scope in retort 1, improved stirring effect, prevent that the condition emergence that can't effectually stir the material of retort 1 inner wall edge from appearing, the setting of extension blade 34 is the enhancement stirring effect.

Specifically, the extension control assembly 4 includes three extension control springs 41, three control wires 42, a second piston 43, a piston rod 44, three connecting holes 45, an extension control groove 46 and a control cylinder 47, the extension control groove 46 is disposed in the middle of the stirring shaft 21, the three connecting holes 45 are in one-to-one correspondence with the three extension assemblies 3, and each connecting hole 45 sequentially penetrates through an angle adjusting block 52 and a connecting rod 53 corresponding thereto and then communicates with the extension groove 32, the three extension control springs 41 are disposed in the three extension grooves 32 in one-to-one correspondence and one end of the extension control spring 41 is connected with a corresponding second extension rod 33, three ends of the control wires 42 are connected with the corresponding second extension rods 33 in one-to-one correspondence, the second piston 43 is disposed in the extension control groove 46 and the other end of the control wires 42 is fixedly connected with the lower end of the second piston 43, the lower end of the piston rod 44 is fixedly connected with the second piston 43, the upper end of the piston rod 44 extends to the upper part of the reaction tank 1, and the output end of the control cylinder 47 is fixedly connected with the upper end of the piston rod 44; hydraulic oil is filled between the three first pistons 35 and the three second pistons 43, and a sealing effect of the corrugated sealing pipe 8 is matched, so that a hydraulic transmission effect can be formed between the first pistons 35 and the second pistons 43, when the extension device is unfolded, the piston rod 44 is pushed to move downwards by the control cylinder 47, the piston rod 44 pushes the second pistons 43 to move downwards, the three first pistons 35 are pushed to move under the pressure transmission of the hydraulic oil, and then the three second extension rods 33 are pushed to move in the corresponding extension grooves 32, so that the synchronous unfolding of the three extension assemblies 3 is realized, the stirring range is wider, and the stirring effect of the extension device is improved; when contracting, promote piston rod 44 upward movement through control cylinder 47, piston rod 44 promotes second piston 43 upward movement, through three first piston 35 synchronous motion of control silk rope 42 pulling, drive the synchronous shrink of three second extension rod 33, can prevent that three second extension rod 33 from changing the condition emergence also differently because of the different shrink of frictional force, wherein, control silk rope 42 can set up corresponding sizing wheel in important turning department to reduce the wearing and tearing of control silk rope 42.

Specifically, the rotating assemblies 7 are provided in three, the three rotating assemblies 7 correspond to the three adjusting grooves 51 one by one, each rotating assembly 7 comprises a rotating arc-shaped toothed plate 71 and a rotating gear 72, the rotating gear 72 is sleeved on the corresponding first extension rod 31, the rotating arc-shaped toothed plate 71 is arranged on the side wall of the adjusting groove 51, and the rotating arc-shaped toothed plate 71 is meshed with the rotating gear 72; when angle modulation control assembly 6 promotes angle modulation assembly 5 and contracts, rotating gear 72 on first extension rod 31 also rotates under the cooperation of rotating arc pinion rack 71, drive first extension rod 31 and rotate, make extension blade 34 on the second extension rod 33 rotate to the horizontality, the resistance that extension blade 34 received when can reduce stirring subassembly 2 like this, when angle modulation assembly 5 expandes, rotating gear 72 is counter-rotating under the cooperation of rotating arc pinion rack 71, make extension blade 34 rotate to be certain contained angle with the level, can improve stirring effect.

Specifically, corrugated sealing pipes 8 are arranged between the angle adjusting block 52 and the stirring shaft 21, between the angle adjusting block 52 and the reaction tank 1, and between the ends of the first extension rod 31 and the second extension rod 33. The arrangement of the corrugated sealing pipe 8 can achieve a good sealing effect on one hand, and the elasticity of the corrugated sealing pipe 8 cannot influence the change of each joint.

Specifically, the lower end of the stirring shaft 21 is provided with an elastic protective film 9; the setting of elasticity protective film 9 can separate the junction between each part and the material in retort 1, avoids the material to cause the circumstances that the junction blocks to take place, in order to prevent that elasticity protective film 9 self card from causing the damage to each junction, can also set up in elasticity protective film 9 and make the skeleton.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a stirring's reaction vessel, includes retort (1), its characterized in that: also comprises a stirring component (2), an extension component (3), an extension control component (4), an angle adjusting component (5), an angle adjusting control component (6) and a rotating component (7) which are arranged on the reaction tank (1), the angle adjusting components (5) are provided with three angle adjusting components (5) which are circumferentially distributed at the lower end of the stirring component (2), the angle adjusting control component (6) is arranged at the lower end of the stirring component (2), the three angle adjusting components (5) are matched with the angle adjusting control component (6), the extension components (3) are provided with three extension components (3) which are respectively connected with the three angle adjusting components (5) in a one-to-one correspondence way, the extension control assembly (4) is installed on the stirring assembly (2) and the extension control assembly (4) is matched with the three extension assemblies (3).

2. The stirred tank reactor of claim 1, wherein: stirring subassembly (2) includes (mixing) shaft (21), connecting block (22), agitator motor (23), drive gear (24) and driven gear (25), the lower extreme of (mixing) shaft (21) extends to in retort (1), agitator motor (23) are located the upper end of retort (1) and drive gear (24) and install on the output of agitator motor (23), driven gear (25) cover is established in the upper end of (mixing) shaft (21) and driven gear (25) and drive gear (24) meshing, the lower part at (mixing) shaft (21) is installed in connecting block (22).

3. The stirred tank reactor of claim 2, wherein: every angle adjusting component (5) all include adjustment tank (51), angle adjusting block (52) and connecting rod (53), adjustment tank (51) set up on connecting block (22), the both sides of angle adjusting block (52) all are equipped with the regulating spindle, angle adjusting block (52) are articulated with connecting block (22) through the regulating spindle of both sides, the one end at angle adjusting block (52) is installed in connecting rod (53).

4. The stirred tank reactor of claim 3, wherein: the angle adjusting and controlling assembly (6) comprises an adjusting and controlling groove (61), an adjusting and controlling rod (62), an adjusting and controlling spring (63), an adjusting cylinder (64), a fixing block (65), a control adjusting block (66) and three adjusting and fixing rods (67), the adjusting and controlling groove (61) is arranged at the lower end of the connecting block (22), the adjusting and controlling rod (62) is inserted in the adjusting and controlling groove (61) and is in sliding fit with the adjusting and controlling groove (61), the adjusting and controlling spring (63) is sleeved on the adjusting and controlling rod (62), the three adjusting and fixing rods (67) are distributed in a circumference shape, the lower ends of the three adjusting and fixing rods (67) are hinged with the lower end of the adjusting and controlling rod (62), the upper ends of the three adjusting and fixing rods (67) are respectively hinged with the angle adjusting blocks (52) in the three angle adjusting assemblies (5) in a one-to-one correspondence manner, the adjusting cylinder (64) is, the fixed block (65) is arranged at the output end of the adjusting cylinder (64), and the control adjusting block (66) is rotatably arranged at the upper end of the fixed block (65) and fixedly connected with the upper end of the control adjusting block (66) and the lower end of the adjusting control rod (62).

5. The stirred tank reactor of claim 4, wherein: extension subassembly (3) include first extension rod (31), extension groove (32), second extension rod (33) and extend blade (34), the one end and connecting rod (53) of first extension rod (31) rotate to be connected, extension groove (32) set up in first extension rod (31), second extension rod (33) are pegged graft in extension groove (32) and sliding fit between the two, extend the one end at second extension rod (33) in blade (34), the other end of second extension rod (33) is equipped with first piston (35) with extension groove (32) sliding fit.

6. The stirred tank reactor of claim 5, wherein: the extension control assembly (4) comprises three extension control springs (41), three control wire ropes (42), a second piston (43), a piston rod (44), three connecting holes (45), an extension control groove (46) and a control cylinder (47), the extension control groove (46) is arranged in the middle of the stirring shaft (21), the connecting holes (45) are in one-to-one correspondence with the three extension assemblies (3), each connecting hole (45) sequentially penetrates through an angle adjusting block (52) and a connecting rod (53) corresponding to the connecting hole and then is communicated with the extension groove (32), the three extension control springs (41) are correspondingly arranged in the three extension grooves (32) one by one, one ends of the extension control springs (41) are connected with the corresponding second extension rods (33), and one ends of the control wire ropes (42) are correspondingly connected with the corresponding second extension rods (33), the second piston (43) is located in the extension control groove (46) and controls the other end of the wire rope (42) and the lower end of the second piston (43) to be fixedly connected, the lower end of the piston rod (44) is fixedly connected with the second piston (43), the upper end of the piston rod (44) extends to the upper portion of the reaction tank (1), and the output end of the control cylinder (47) is fixedly connected with the upper end of the piston rod (44).

7. The stirred tank reactor of claim 5, wherein: rotating assembly (7) are provided with threely, three rotating assembly (7) and three adjustment tank (51) one-to-one and every rotating assembly (7) all include rotation arc pinion rack (71) and slewing gear (72), slewing gear (72) cover is established on corresponding first extension pole (31), rotation arc pinion rack (71) sets up on the lateral wall of adjustment tank (51), rotate arc pinion rack (71) and slewing gear (72) meshing.

8. The stirred tank reactor of claim 5, wherein: corrugated sealing pipes (8) are arranged between the angle adjusting block (52) and the stirring shaft (21), between the control adjusting block (66) and the reaction tank (1) and between the end parts of the first extension rod (31) and the second extension rod (33).

9. The stirred tank reactor of claim 2, wherein: the lower end of the stirring shaft (21) is provided with an elastic protective film (9).