CN215353439U

CN215353439U - Agitating unit for AES retort

Info

Publication number: CN215353439U
Application number: CN202121833036.XU
Authority: CN
Inventors: 武增辉; 胡娟娟; 陈尚金; 周成奇
Original assignee: Anhui Ruixu Mixing Equipment Co ltd
Current assignee: Anhui Ruixu Mixing Equipment Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2021-12-31
Anticipated expiration: 2031-08-06

Abstract

The utility model relates to the technical field of stirring devices, and discloses a stirring device for an AES reaction tank, which comprises a reaction tank, a motor and a stirring shaft, wherein the bottom of the motor is provided with a speed reducer, and an output shaft of the speed reducer is fixedly connected with the stirring shaft through a coupler; install a plurality of groups axle sleeves on the (mixing) shaft, the axle sleeve outside is equipped with a plurality of groups spread groove, it has the blade to peg graft in the spread groove, the width of blade reduces after keeping away from (mixing) shaft one end to being close to (mixing) shaft one end increase earlier, the blade bottom is the curved surface of upwards caving, the blade is close to (mixing) shaft one end to the blade and keeps away from line between (mixing) shaft one end and the tangent line of depressed place between the contained angle is 20 degrees. The fluid forms axial circulation flow in the inside of retort, improves reaction efficiency, forms a major cycle in the retort for there is not the flow blind spot in the retort, improves the stirring effect.

Description

Agitating unit for AES retort

The technical field is as follows:

the utility model relates to the technical field of stirring devices, in particular to a stirring device for an AES reaction tank.

Background art:

AES is a chemical product, is called fatty alcohol polyoxyethylene ether sodium sulfate entirely, AES is apt to dissolve in water, have fine decontamination, emulsifying, foaming performance and resisting the hard water performance, used in daily chemical industry such as liquid washing, meal washing, shampoo, bath wash, also used in industries such as textile, papermaking, leather, machinery, oil exploitation; can also be used as surfactant, and has excellent detergency, emulsifying and foaming properties. Is easy to be biodegraded, and the biodegradation degree is more than 90 percent. The market demand is flourishing, and the volume of AES's retort is also enlarging constantly, and along with the enlargement of equipment, the agitating unit on the equipment has appeared that motor power configuration is very big, and the (mixing) shaft is done more and more thick, has just so produced the problem that the power consumption is high, reaction efficiency descends, economic cost is high, and the blade adopts the welding rigid coupling with the (mixing) shaft in the agitating unit of present simultaneously, is not convenient for change when the blade damages. Therefore, it is necessary to provide a stirring apparatus for an AES reaction tank suitable for use in large-scale equipment.

The utility model has the following contents:

in view of the problems in the prior art, the utility model aims to provide a stirring device for an AES reaction tank.

The technical problem to be solved by the utility model is realized by adopting the following technical scheme: a stirring device for an AES reaction tank comprises a reaction tank, a motor and a stirring shaft, wherein a mounting plate is fixedly mounted at the top of the reaction tank, a rack is fixedly mounted on the upper side of the mounting plate, a speed reducer is fixedly mounted at the top of the rack, an input shaft of the speed reducer is fixedly connected with an output shaft of the motor, and an output shaft of the speed reducer is fixedly connected with the stirring shaft through a coupler;

the utility model discloses a stirring shaft, including the (mixing) shaft, the (mixing) shaft is last to be equipped with a plurality of sets of axle sleeves through bolt equidistance fixed mounting, the axle sleeve outside is equipped with a plurality of sets of spread grooves, it has the blade to peg graft in the spread groove, the width of blade is reduced after keeping away from (mixing) shaft one end to being close to (mixing) shaft one end increase earlier, and the blade adopts full circular arc structural design, and the maximum length that is close to (mixing) shaft one end apart from the blade of width of blade is the quarter of blade length, the blade bottom is the curved surface of upwards caving, the blade is close to (mixing) shaft one end to the blade and keeps away from between the line between (mixing) shaft one end and the tangent line of caving and is 20 degrees.

Preferably, a positioning support is fixedly mounted at the bottom of the reaction tank, and the bottom end of the stirring shaft is rotatably connected with the positioning support through a bearing.

Preferably, the width of the maximum width of the vane is 4 times of the width of the end of the vane far away from the shaft sleeve.

Preferably, the inside mounting groove that is equipped with of axle sleeve, the spread groove runs through axle sleeve lateral wall and mounting groove intercommunication, the one end that the blade is located the mounting groove is equipped with the connecting hole, sliding connection has the endotheca in the mounting groove, endotheca bottom fixed mounting has a plurality of locating levers of group, locating lever and connecting hole activity joint, endotheca outside fixed mounting has a plurality of groups slider, the mounting groove axle side corresponds and is equipped with the spout, slider and spout sliding connection, fixedly connected with spring between slider top and the spout.

Preferably, the inner diameter of the inner sleeve is equal to the inner diameter of the shaft sleeve, and the diameter of the mounting groove is larger than the inner diameter of the shaft sleeve.

Preferably, the top of the stirring shaft penetrates through the mounting plate, and a shaft seal is arranged at the joint of the stirring shaft and the mounting plate.

The utility model has the beneficial effects that:

the blades of the utility model adopt a variable cross-section form, the width of the blades is increased and then reduced from one end far away from the stirring shaft to one end close to the stirring shaft, so that the shaft sleeve does not need to be enlarged at the matching part of the blades and the shaft sleeve, and the material cost of the shaft sleeve can be reduced;

the length of the maximum width part of the blade, which is far away from one end of the blade, which is close to the stirring shaft, is one fourth of the length of the blade, the bottom of the blade is an upwards-concave curved surface, and the included angle between the tangent line between the connecting line between one end of the blade, which is close to the stirring shaft, and one end of the blade, which is far away from the stirring shaft, and the tangent line at the concave part is 20 degrees, so that the stress state of the blade can be improved, the stability of the blade can be improved, and meanwhile, the stirring shaft can generate axial flow when driving the blade to rotate, the fluid at the inner side, which is close to the stirring shaft, is pressed downwards, and the fluid at the outer side, which is far away from the stirring shaft, flows upwards under the cooperation with the side wall of the reaction tank, and axial circulation flow is formed in the reaction tank, so that the reaction efficiency is improved;

the width of the blade is increased at one quarter of the end of the blade close to the shaft sleeve, so that on one hand, a larger axial flow is generated at the position close to the center of the stirring shaft, and on the other hand, the power consumption is reduced when the blade is close to the stirring shaft, so that the energy consumption can be reduced;

and the blades are designed in a full-arc structure, so that the rigidity of the blades can be improved, the thickness of the blades is reduced, the material cost is saved, meanwhile, a plurality of groups of blades are arranged on the stirring shaft at equal intervals, a large circulation is formed in the reaction tank, no flow dead zone exists in the reaction tank, and the stirring effect is improved.

Description of the drawings:

in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;

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

FIG. 2 is a schematic top view of a blade according to the present invention;

FIG. 3 is a perspective view of a blade according to the present invention;

FIG. 4 is a schematic view of the internal structure of the sleeve of the present invention;

FIG. 5 is a schematic view of a mounting groove structure according to the present invention;

wherein: 1. a reaction tank; 2. mounting a plate; 3. a frame; 4. a motor; 5. a speed reducer; 6. a coupling; 7. shaft sealing; 8. a stirring shaft; 9. a blade; 901. connecting holes; 10. positioning the bracket; 11. a bearing; 12. a shaft sleeve; 1201. mounting grooves; 1202. a chute; 13. an inner sleeve; 14. positioning a rod; 15. a slider; 16. a spring; 17. and connecting the grooves.

The specific implementation mode is as follows:

in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.

Example 1:

as shown in fig. 1-3; a stirring device for an AES reaction tank comprises a reaction tank 1, a motor 4 and a stirring shaft 8, wherein a mounting plate 2 is fixedly mounted at the top of the reaction tank 1, a rack 3 is fixedly mounted on the upper side of the mounting plate 2, a speed reducer 5 is fixedly mounted at the top of the rack 3, an input shaft of the speed reducer 5 is fixedly connected with an output shaft of the motor 4, and an output shaft of the speed reducer 5 is fixedly connected with the stirring shaft 8 through a coupler 6;

there are a plurality of groups of axle sleeves 12 through equidistant fixed mounting of bolt on the (mixing) shaft 8, the axle sleeve 12 outside is equipped with a plurality of groups of spread groove 17, it has blade 9 to peg graft in the spread groove 17, the width of blade 9 reduces from keeping away from (mixing) shaft 8 one end to being close to (mixing) shaft 8 one end increase earlier, and blade 9 adopts full circular arc structural design, and the length that the biggest department of width of blade 9 is close to (mixing) shaft 8 one end apart from blade 9 is the quarter of blade 9 length for the fluid can produce the axial flow simultaneously and is nearer apart from (mixing) shaft 8 position, and power consumption is less, reduces energy consumption, blade 9 bottom is the curved surface of upwards sinking, blade 9 is close to (mixing) shaft 8 one end to blade 9 and keeps away from the line between (mixing) shaft 8 one end and the tangent line of depressed place between 20 degrees. The width of the maximum width of the vane 9 is 4 times of the width of the end of the vane 9 far away from the shaft sleeve 12. The axial flow of AES fluid in the reaction tank 1 is ensured to be generated in the rotating process of the blades 9, the mixing effect is improved, and the full reaction is ensured.

The mounting panel 2 is run through at the (mixing) shaft 8 top, the (mixing) shaft 8 is equipped with bearing seal 7 with mounting panel 2 junction, can improve the leakproofness.

The bottom of the reaction tank 1 is fixedly provided with a positioning support 10, the bottom end of the stirring shaft 8 is rotatably connected with the positioning support 10 through a bearing 11, the positioning support 10 improves the stability of the rotation process of the stirring shaft 8, and the bearing 11 reduces the friction force of the rotation process of the stirring shaft 8, so that the stability is further improved.

It is specific, through motor 4, reduction gear 5 and 6 rotatory (mixing) shafts that drive of shaft coupling 8, it is rotatory to make the multiunit blade 9 synchronous revolution on the (mixing) shaft 8, blade 9 bottom is the curved surface of upwards sunken, blade 9 is close to (mixing) shaft 8 one end (root) and keeps away from between (mixing) shaft 8 one end (tip) the tangent line of tangent line with the depressed part of blade 9 between contained angle is 20 degrees, can improve blade 9's stress condition, improve blade 9's stability, make simultaneously can produce the axial flow when (mixing) shaft 8 drives blade 9 rotation, the inboard fluid that is close to (mixing) shaft 8 pushes down, under the lateral wall cooperation with retort 1, the outside fluid that keeps away from (mixing) shaft 8 upwards flows, form axial circulation flow in retort 1 inside, can improve reaction efficiency.

Example 2:

on the basis of example 1, as shown in fig. 4 and 5; the blade mounting structure comprises a shaft sleeve 12, a mounting groove 1201 is formed in the shaft sleeve 12, a connecting groove 17 penetrates through the side wall of the shaft sleeve 12 and is communicated with the mounting groove 1201, a connecting hole 901 is formed in one end, located in the mounting groove 1201, of each blade 9, an inner sleeve 13 is connected in the mounting groove 1201 in a sliding mode, a plurality of groups of positioning rods 14 are fixedly mounted at the bottom of the inner sleeve 13, the positioning rods 14 are movably clamped with the connecting holes 901 in a clamping mode, a plurality of groups of sliding blocks 15 are fixedly mounted on the outer side of the inner sleeve 13, a sliding groove 1202 is correspondingly formed in the shaft side of the mounting groove 1201, the sliding blocks 15 are connected with the sliding groove 1202 in a sliding mode, and a spring 16 is fixedly connected between the top of each sliding block 15 and the sliding groove 1202.

Specifically, when the blade 9 is worn or damaged after long-term use, the inner sleeve 13 is pulled upwards, the sliding block 15 moves upwards along the sliding groove 1202 at the moment, the spring 16 is in a compressed state, the positioning rod 14 moves out of the connecting hole 901, the blade 9 can be taken out of the connecting groove 17 to be replaced by a new blade 9, one end of the connecting hole 901 of the blade 9 is inserted into the connecting groove 17, the connecting hole 901 is aligned with the positioning rod 14 up and down, the inner sleeve 13 is loosened, the inner sleeve 13 is driven to move downwards under the elastic force of the spring 16, the positioning rod 14 is inserted into the connecting hole 901, and therefore the blade 9 is installed and positioned.

The inner diameter of the inner sleeve 13 is equal to that of the shaft sleeve 12, and the diameter of the mounting groove 1201 is larger than that of the shaft sleeve 12, so that the shaft sleeve 12 and the stirring shaft 8 can be connected and mounted conveniently, and the inner sleeve 13 can move conveniently.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stirring apparatus for AES retort which characterized in that: the device comprises a reaction tank (1), a motor (4) and a stirring shaft (8), wherein a mounting plate (2) is fixedly mounted at the top of the reaction tank (1), a rack (3) is fixedly mounted on the upper side of the mounting plate (2), a speed reducer (5) is fixedly mounted at the top of the rack (3), an input shaft of the speed reducer (5) is fixedly connected with an output shaft of the motor (4), and an output shaft of the speed reducer (5) is fixedly connected with the stirring shaft (8) through a coupler (6);

the utility model discloses a mixing shaft (8) is last to have a plurality of groups axle sleeve (12) through equidistant fixed mounting of bolt, axle sleeve (12) outside is equipped with a plurality of groups spread groove (17), it has blade (9) to peg graft in spread groove (17), the width of blade (9) is reduced to being close to (mixing) shaft (8) one end increase earlier from keeping away from (mixing) shaft (8) one end, and blade (9) adopt full circular arc structural design, and the length that the width maximum department of blade (9) is close to (mixing) shaft (8) one end apart from blade (9) is the fourth of blade (9) length, blade (9) bottom is the curved surface of upwards caving, blade (9) are close to (mixing) shaft (8) one end and are kept away from between the line between (mixing) shaft (8) one end and the tangent line of sunken department and are 20 degrees to blade (9).

2. The stirring apparatus for an AES reaction tank as recited in claim 1, wherein: the bottom of the reaction tank (1) is fixedly provided with a positioning support (10), and the bottom end of the stirring shaft (8) is rotatably connected with the positioning support (10) through a bearing (11).

3. The stirring apparatus for an AES reaction tank as recited in claim 1, wherein: the width of the maximum width position of the blade (9) is 4 times of the width of one end of the blade (9) far away from the shaft sleeve (12).

4. The stirring apparatus for an AES reaction tank as recited in claim 1, wherein: the utility model discloses a fan blade, including axle sleeve (12), connecting groove (17), blade (9), mounting groove (1201) inside is equipped with mounting groove (1201), connecting groove (17) run through axle sleeve (12) lateral wall and mounting groove (1201) intercommunication, one end is equipped with connecting hole (901) in blade (9) is located mounting groove (1201), sliding connection has endotheca (13) in mounting groove (1201), endotheca (13) bottom fixed mounting has a plurality of groups locating lever (14), locating lever (14) and connecting hole (901) activity joint, endotheca (13) outside fixed mounting has a plurality of groups slider (15), mounting groove (1201) axle side corresponds and is equipped with spout (1202), slider (15) and spout (1202) sliding connection, fixedly connected with spring (16) between slider (15) top and spout (1202).

5. The stirring apparatus for an AES reaction tank as recited in claim 4, wherein: the inner diameter of the inner sleeve (13) is equal to the inner diameter of the shaft sleeve (12), and the diameter of the mounting groove (1201) is larger than the inner diameter of the shaft sleeve (12).

6. The stirring apparatus for an AES reaction tank as recited in claim 1, wherein: the top of the stirring shaft (8) penetrates through the mounting plate (2), and a shaft seal (7) is arranged at the joint of the stirring shaft (8) and the mounting plate (2).