CN217068504U

CN217068504U - Circulative cooling stirred tank

Info

Publication number: CN217068504U
Application number: CN202122458488.0U
Authority: CN
Inventors: 廖建平
Original assignee: Jiangsu Clark Lubricating Oil Co ltd
Current assignee: Jiangsu Clark Lubricating Oil Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-07-29
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a circulating cooling stirring kettle, belonging to the technical field of stirring kettles; the device comprises a kettle body, a kettle cover and a stirring seat, wherein the kettle cover is fixed at the upper end of the kettle body, and the stirring seat is fixed at the upper end of the kettle cover; a sealed bin is formed on the inner side of the kettle body, a stirring drum is fixed in the middle of the sealed bin, circulating air cavities are arranged at the left end and the right end of the outer side of the stirring drum, and heat conduction pipes are inserted between the circulating air cavities and the stirring drum; a stirring motor and an air source connecting pipe are respectively arranged on the left side and the right side of the upper end of the stirring seat, a transmission shaft pipe fitting is inserted at the lower end of the connecting part of the stirring seat and the kettle cover, the lower end of the transmission shaft pipe fitting penetrates through the upper end of the stirring cylinder, a transmission belt is arranged between the outer side of the upper end of the transmission shaft pipe fitting and the stirring motor, and a switching pipe is arranged between the inner side of the upper end of the transmission shaft pipe fitting and the air source connecting pipe in a through way; this kind of stirred tank accomplishes the cooling of churn in the stirred tank through the cooling gas of circulation flow in the circulation air cavity, compares in traditional stirred tank cooling module, has improved cooling gas's utilization ratio and cooling effect.

Description

Circulative cooling stirred tank

Technical Field

The utility model relates to a stirred tank technical field, especially a circulative cooling stirred tank.

Background

The stirred tank is commonly used for researches and applications such as microbial fermentation, chemical synthesis and the like, is designed by using an empirical formula obtained by researches and mainly through researches on the mixing and flowing conditions of materials in a reactor, and is very suitable for the production requirements of small and medium-sized chemical enterprises, and the researches show that more than 50 percent of chemical processes are intermittent operations in the stirred reactor, and the proportion is higher in the small and medium-sized chemical enterprises, so that the improvement of the design and operation level of the mixer has great influence on the production process, safety, product quality and energy consumption of the chemical production;

traditional stirred tank is provided with the cooling module who is used for cooling transfer in the cauldron body usually to satisfy the control by temperature change demand among the material mixing process, avoid the reaction to generate heat the influence to cauldron body subassembly, however current cooling method is higher at cooling process air consumption, and single heat transfer cooling can only be accomplished to gas simultaneously, and actual circulation treatment cost is higher, and the utilization ratio is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems and providing a circulating cooling stirring kettle, which comprises a kettle body, a kettle cover and a stirring seat, wherein the kettle cover is fixed at the upper end of the kettle body, and the stirring seat is fixed at the upper end of the kettle cover;

a sealed bin is formed on the inner side of the kettle body, a stirring drum is fixed in the middle of the sealed bin, circulating air cavities are formed in the left end and the right end of the outer side of the stirring drum, and heat conduction pipes are inserted between the circulating air cavities and the stirring drum;

stirring seat upper end left and right sides is provided with agitator motor and air supply respectively and takes over, it has the transmission shaft pipe fitting to peg graft with kettle cover junction lower extreme to stir the seat, and transmission shaft pipe fitting lower extreme runs through the churn upper end, be provided with the drive belt between transmission shaft pipe fitting upper end outside and the agitator motor, and link up between transmission shaft pipe fitting upper end inboard and the air supply takeover and be provided with the switching pipe.

Furthermore, the upper left end of the kettle cover is inserted with the feed pipe, a feed pipe is arranged between the inner side of the feed pipe and the mixing drum in a communicated manner, and a discharge pipe is inserted and connected on the right side of the lower end of the mixing drum.

Furthermore, a bearing seat is inserted in the middle of the bottom end of the stirring cylinder, a stirring shaft is rotatably arranged between the bearing seat and the transmission shaft pipe fitting, and stirring blades are sleeved at the upper end and the lower end of the stirring shaft.

Furthermore, the transmission shaft pipe fitting is a hollow shaft pipe, and a through hole communicated with the circulating air cavity is formed in the outer side of the joint of the transmission shaft pipe fitting and the stirring drum.

Furthermore, the heat conduction pipe is a high-heat-conductivity-coefficient pipe body with a hollow plate surface in cross section.

Furthermore, the switching pipe is horizontal narrow mouth body, the switching pipe is located the drive belt upper end.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

in the scheme, the stirring kettle mainly comprises a stirring cylinder, a stirring shaft and a transmission shaft pipe fitting which are separately arranged in a kettle body and a stirring seat, so that the reaction stirring of materials in the stirring cylinder is realized, the transmission shaft pipe fitting and the stirring shaft are sequentially driven by a stirring motor in a braking state through a transmission belt, and the rotary stirring of the materials is completed by using a stirring blade arranged on the stirring shaft;

this stirred tank further seals the circulation air cavity through sealed storehouse mainly simultaneously, and the heat pipe that sets up in the sealed storehouse can effectively laminate with the churn surface, and the heat conduction effect and the efficiency between churn and the circulation air cavity can be guaranteed to the heat pipe of high thermal conductivity simultaneously, has further improved this stirred tank's practicality.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the stirring base of the present invention.

In the attached drawing, 1-kettle body, 2-kettle cover, 3-feeding pipe, 4-stirring base, 5-stirring motor, 6-air source connecting pipe, 7-sealed bin, 8-stirring cylinder, 9-feeding pipe, 10-transmission shaft pipe fitting, 11-stirring shaft, 12-stirring blade, 13-bearing seat, 14-discharging pipe, 15-heat conducting pipe, 16-circulating air cavity, 17-switching pipe and 18-driving belt.

Detailed Description

With reference to fig. 1-3, the utility model discloses a circulative cooling stirring kettle, which comprises a kettle body 1, a kettle cover 2 and a stirring seat 4, wherein the kettle cover 2 is fixed at the upper end of the kettle body 1, and the stirring seat 4 is fixed at the upper end of the kettle cover 2;

a sealed bin 7 is formed on the inner side of the kettle body 1, a stirring cylinder 8 is fixed in the middle of the sealed bin 7, circulating air cavities 16 are formed in the left end and the right end of the outer side of the stirring cylinder 8, and heat conduction pipes 15 are inserted between the circulating air cavities 16 and the stirring cylinder 8;

a feeding pipe 3 is inserted at the upper left end of the kettle cover 1, a feeding pipe 9 is arranged between the inner side of the feeding pipe 3 and the mixing drum 8 in a run-through manner, a discharging pipe 14 is inserted at the right side of the lower end of the mixing drum 8 in an inserted manner, materials are mainly butted with a material conveying end of the materials through the feeding pipe 3 during material conveying, the materials are sequentially input into the mixing drum 8 along the feeding pipe 3 and the feeding pipe 9, fall along the wall of the mixing drum 8 and are finally discharged along the discharging pipe 14;

a stirring motor 5 and an air source connecting pipe 6 are respectively arranged on the left side and the right side of the upper end of the stirring seat 4, a transmission shaft pipe fitting 10 is inserted at the lower end of the connecting part of the stirring seat 4 and the kettle cover 2, the lower end of the transmission shaft pipe fitting 10 penetrates through the upper end of the stirring cylinder 8, a transmission belt 18 is arranged between the outer side of the upper end of the transmission shaft pipe fitting 10 and the stirring motor 5, and a switching pipe 17 is arranged between the inner side of the upper end of the transmission shaft pipe fitting 10 and the air source connecting pipe 6 in a through manner;

in the process of conveying the materials, the transmission belt 18 is used for driving the transmission shaft pipe fitting 10 to rotate by braking of the stirring motor 5, the middle part of the bottom end of the stirring cylinder 8 is inserted with the bearing seat 13, the stirring shaft 11 is rotatably arranged between the bearing seat 13 and the transmission shaft pipe fitting 10, the upper end and the lower end of the stirring shaft 11 are respectively sleeved with the stirring paddle blade 12, the stirring shaft 11 is driven to rotate along the bearing seat 13 when the transmission shaft pipe fitting 10 rotates, the stirring cylinder 8 rotates at a high speed, and meanwhile, the stirring paddle blades 12 on the stirring shaft 11 are used for stirring the materials passing through the stirring cylinder 8, so that the stirring reaction work of the stirring kettle is completed;

as above, in the process of stirring materials in the stirring kettle, the exothermic heat of the material reaction will affect the stirring cylinder 8 at the same time, the production personnel inputs cooling gas into the transmission shaft pipe fitting 10 along the adapter pipe 17 by connecting the gas source connecting pipe 6 with the cooling gas source pipeline, the adapter pipe 17 is a horizontally arranged narrow pipe body, the adapter pipe 17 is positioned at the upper end of the transmission belt 18, the transmission shaft pipe fitting 10 is a hollow shaft pipe, a through hole communicated with the circulating gas cavity 16 is arranged at the outer side of the joint of the transmission shaft pipe fitting 10 and the stirring cylinder 8, and the heat conducting pipe 15 is a high heat conductivity coefficient pipe body with a hollow plate surface in section;

cooling gas in the input transmission shaft pipe fitting 10 will get into circulation air cavity 16 along the through-hole, and accomplish the physical contact of cooling gas and the 8 section of thick bamboo walls of churn through heat pipe 15 when the material is exothermic, realize the physics heat transfer, reach the effect of cooling material and 8 section of thick bamboo walls of churn, compare in traditional stirred tank cooling module, cooling gas will last to encircle outside churn 8 along circulation air current 16 in this stirred tank, and utilize heat pipe 15 to guarantee effective contact of circulation air cavity 16 and churn 8, and then when guaranteeing the cooling effect, improve cooling gas's utilization ratio, this stirred tank's practicality has been improved.

Claims

1. The utility model provides a circulative cooling stirred tank, includes the cauldron body (1), kettle cover (2) and stirring seat (4), kettle cover (2) are fixed in cauldron body (1) upper end, stirring seat (4) are fixed in kettle cover (2) upper end, its characterized in that:

a sealing bin (7) is formed on the inner side of the kettle body (1), a stirring drum (8) is fixed in the middle of the sealing bin (7), circulating air cavities (16) are arranged at the left end and the right end of the outer side of the stirring drum (8), and heat conduction pipes (15) are inserted between the circulating air cavities (16) and the stirring drum (8);

stirring seat (4) upper end left and right sides is provided with agitator motor (5) respectively and takes over (6) with the air supply, it has transmission shaft pipe fitting (10) to peg graft with kettle cover (2) junction lower extreme stirring seat (4), and transmission shaft pipe fitting (10) lower extreme runs through churn (8) upper end, be provided with between the transmission shaft pipe fitting (10) upper end outside and agitator motor (5) drive belt (18), and link up between transmission shaft pipe fitting (10) upper end inboard and air supply takeover (6) and be provided with switching pipe (17).

2. A circulatively cooled stirred tank according to claim 1, wherein: the kettle cover is characterized in that a feeding pipe (3) is inserted into the upper left end of the kettle cover (2), a feeding pipe (9) is arranged between the inner side of the feeding pipe (3) and the stirring drum (8) in a through mode, and a discharging pipe (14) is inserted into the right side of the lower end of the stirring drum (8).

3. A circulatively cooled stirred tank according to claim 1, wherein: a bearing seat (13) is inserted in the middle of the bottom end of the stirring cylinder (8), a stirring shaft (11) is rotatably arranged between the bearing seat (13) and the transmission shaft pipe fitting (10), and stirring blades (12) are sleeved at the upper end and the lower end of the stirring shaft (11).

4. A circulatively cooled stirred tank according to claim 1, wherein: the transmission shaft pipe fitting (10) is a hollow shaft pipe, and a through hole communicated with the circulating air cavity (16) is formed in the outer side of the joint of the transmission shaft pipe fitting (10) and the stirring cylinder (8).

5. A circulatively cooled stirred tank according to claim 1, wherein: the heat conduction pipe (15) is a high-heat-conductivity-coefficient pipe body with a hollow plate surface in section.

6. A circulative cooling stirring tank according to claim 1, wherein: the adapter tube (17) is a transverse narrow-mouth tube body, and the adapter tube (17) is positioned at the upper end of the transmission belt (18).