CN219334079U

CN219334079U - Feeding pipeline system of stirred tank

Info

Publication number: CN219334079U
Application number: CN202320614202.XU
Authority: CN
Inventors: 文先能; 邵其尧; 开来朋
Original assignee: Bio Huma Netics Shanghai Co ltd
Current assignee: Bio Huma Netics Shanghai Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-14
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a feeding pipeline system of a stirring kettle, which comprises: the spray pipes are uniformly distributed around the stirring driving shaft along the circumferential direction, fixedly connected with the top of the kettle body in a penetrating way, the bottom ends of the spray pipes are positioned in the upper space of the inner cavity of the kettle body, the upper ends of the spray pipes are positioned above the top of the kettle body, and a spray header for spraying liquid materials downwards is arranged; and a plurality of conveying pipelines which are communicated with the upper ends of the spray pipes one by one and communicated with the liquid material conveying system. Because a plurality of shower are around stirring drive shaft along circumferencial direction equipartition, in the material in-process of throwing, especially to the great material of proportion, can be with spraying mode down spray the material to the stirring material is stirred fast, promotes stirring efficiency.

Description

Feeding pipeline system of stirred tank

Technical Field

The utility model relates to the technical field of biochemical product preparation, in particular to a feeding pipeline system of a stirring kettle for a biochemical product preparation process.

Background

The stirred tank is applied to the biochemical product process in a large amount and is important chemical production equipment. For example, the Chinese patent with publication No. CN217490560U relates to a stirring kettle, as shown in fig. 1 of the patent, a stirring shaft and a driver for driving the stirring shaft to rotate are both positioned at the central axis of the kettle body, and only one feeding port (the technical feature marked as '6' in the figure) is provided.

Because the number of the feeding ports is only one, the phenomenon of uneven feeding occurs in the production process, and the uniform stirring process is not facilitated.

Disclosure of Invention

The utility model aims to provide a feeding pipeline system of a stirring kettle so as to make the process of stirring materials more uniform.

The purpose of the utility model is realized in the following way: a stirred tank feed line system comprising:

the spray pipes are uniformly distributed around the stirring driving shaft along the circumferential direction, fixedly connected with the top of the kettle body in a penetrating manner, the bottom ends of the spray pipes are positioned in the upper space of the inner cavity of the kettle body, and the upper ends of the spray pipes are positioned above the top of the kettle body and are provided with spray heads for spraying liquid materials downwards;

and a plurality of conveying pipelines which are communicated with the upper ends of the spray pipes one by one and communicated with the liquid material conveying system.

The utility model has the beneficial effects that:

because a plurality of shower are around stirring drive shaft along circumferencial direction equipartition, in the material in-process of throwing, especially to the great material of proportion, can be with spraying mode down spray the material to the stirring material is stirred fast, promotes stirring efficiency.

Drawings

Fig. 1 is a system layout of the present utility model.

Fig. 2 is a schematic view of the circumferential arrangement of the shower pipes of the present utility model.

Fig. 3 is a schematic view of the first embodiment.

Fig. 4 is a schematic view of a second embodiment.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Detailed Description

The utility model will be further described with reference to figures 1-5 and the specific examples.

As shown in fig. 1 and 2, a feed line system of a stirred tank includes:

the plurality of spray pipes 3 are uniformly distributed around the stirring driving shaft 6 along the circumferential direction, the spray pipes 3 are fixedly connected with the top of the kettle body 1 in a penetrating way, the bottom ends of the spray pipes 3 are positioned in the upper space of the inner cavity of the kettle body 1, the upper ends of the spray pipes 3 are positioned above the top of the kettle body 1, and a spray header 4 for spraying liquid materials downwards is arranged;

and a plurality of conveying pipelines 2 which are connected with the upper ends of the spray pipes 3 one by one and are connected with a liquid material conveying system.

The liquid material conveying system is generally provided with a conveying pump, a liquid material tank, a pipeline and other parts, wherein the suction end of the conveying pump is communicated with the liquid material tank, and the output end of the conveying pump is communicated with the spray pipe 3 through a conveying pipeline 2.

A first embodiment is provided as shown in fig. 3, in which each shower pipe 3 is a single integral pipe, the shower pipes 3 are directly fixed to the top of the kettle body 1, and then subjected to seal welding or other sealing treatment.

Because the spray pipes 3 are uniformly distributed along the circumferential direction around the stirring driving shaft 6, in the feeding process, particularly for materials with larger specific gravity, the materials can be sprayed downwards in a spraying mode, so that the materials can be quickly and uniformly mixed, and the stirring efficiency is improved; the number of the spray pipes 3 and the spray heads 4 thereof can be set according to the requirements (6-10 can be adopted).

Fig. 4 and 5 show a second embodiment, which is different from the first embodiment in the structural form of the shower pipe 3, and in the second embodiment, the shower pipe 3 is divided into an external pipe section 3a and a lower positioning pipe section 3b for convenience in manufacturing and positioning without departing from the core concept.

The outer pipe section 3a is arranged above the top of the kettle body 1 and vertically penetrates through the top of the kettle body 1 vertically, the spray header 4 is arranged at the lower end of the lower positioning pipe section 3b and is positioned in the upper space of the inner cavity of the kettle body 1, the upper end of the lower positioning pipe section 3b is detachably connected and communicated with the lower end of the outer pipe section 3a, and the upper end of the outer pipe section 3a is detachably connected and communicated with the conveying pipeline 2; each spray pipe 3 is provided with a sealing box fixed at the top of the kettle body 1, the lower positioning pipe section 3b is connected with the sealing box in a sealing and penetrating way, and the sealing box covers the joint of the lower positioning pipe section 3b and the kettle body 1.

The upper end of the lower positioning pipe section 3b is provided with a flange, the lower end of the external pipe section 3a is provided with a flange, the upper surface of the sealing box is a plane, and the upper end flange of the lower positioning pipe section 3b is erected on the upper surface of the sealing box and is detachably abutted with the lower end flange of the external pipe section 3 a.

The sealing box is composed of a supporting tube 8 and a sealing cover 7, wherein the supporting tube 8 is fixedly connected with the top of the kettle body 1, the sealing cover 7 is fixedly connected with the top of the supporting tube 8, and the lower positioning tube section 3b penetrates through the sealing cover 7 and the inner cavity of the supporting tube 8.

The lower positioning pipe section 3b is sleeved with a sealing flat gasket 9 (heat resistance), and the sealing flat gasket 9 is positioned between the upper surface of the sealing box and the upper end flange of the lower positioning pipe section 3b and seals a gap between the upper end flange of the lower positioning pipe section 3b and the upper surface of the sealing box.

Each shower pipe 3 is provided with a plurality of locking and fastening assemblies which are arranged around the central axis of the shower pipe 3, each locking and fastening assembly comprises a locking bolt 10 and an in-cover nut 11, wherein the in-cover nut 11 is fixed on the bottom surface of the sealing cover 7 and is positioned in the inner cavity of the supporting pipe 8, and the threaded parts of the locking bolts 10 penetrate through the lower end flange of the external pipe section 3a, the upper end flange of the lower positioning pipe section 3b and the sealing cover 7 and penetrate through screw holes of the in-cover nuts 11.

As a structural optimization, the support pipe 8 is coaxial with the lower positioning pipe section 3b and the outer pipe section 3 a.

When the spray pipe 3 is installed, corresponding positioning holes are required to be drilled at corresponding positions of the kettle body 1, the support pipe 8 is welded and fixed at the top of the kettle body 1, the positioning holes are positioned in the support pipe 8, an in-cover nut 11 welded on the bottom surface of the sealing cover 7 in advance is arranged on the support pipe 8, the sealing cover 7 seals the support pipe 8, the positioning holes on the sealing cover 7 are opposite to the positioning holes at the top of the kettle body 1, then the sealing cover 7 is welded and fixed on the support pipe 8, the lower positioning pipe section 3b sleeved with the sealing flat gasket 9 passes through the positioning holes of the sealing cover 7 and the positioning holes at the top of the kettle body downwards, the lower end of the lower positioning pipe section 3b and the spray header 4 are positioned in the kettle body 1, the upper end flange of the lower positioning pipe section 3b is arranged on the sealing cover 7, the sealing flat gasket 9 is pressed, and a gap between the upper end flange of the lower positioning pipe section 3b and the upper surface of the sealing box is sealed by the sealing flat gasket 9.

Because the screw holes are reserved on the flange plate and correspond to the nuts 11 in the cover one by one, the locking bolts 10 penetrate through the lower end flange plate of the external pipe section 3a, the upper end flange plate of the lower positioning pipe section 3b and the sealing cover 7, the screw holes of the nuts 11 in the cover are penetrated, and the external pipe section 3a and the lower positioning pipe section 3b can be locked after the locking bolts 10 are screwed.

The end part of the conveying pipeline 2 is provided with a flange plate which is fixedly butted with the upper end flange plate of the external pipe section 3 a.

The foregoing is a preferred embodiment of the present utility model, and various changes and modifications may be made therein by those skilled in the art without departing from the general inventive concept, and such changes and modifications should be considered as falling within the scope of the present utility model as defined in the appended claims.

Claims

1. A stirred tank feed line system comprising:

the plurality of spray pipes (3) are uniformly distributed around the stirring driving shaft (6) along the circumferential direction, the spray pipes (3) are fixedly connected with the top of the kettle body (1) in a penetrating way, the bottom ends of the spray pipes (3) are positioned in the upper space of the inner cavity of the kettle body (1), and the upper ends of the spray pipes (3) are positioned above the top of the kettle body (1) and are provided with spray heads (4) for spraying liquid materials downwards;

and a plurality of conveying pipelines (2) which are connected with the upper ends of the spray pipes (3) one by one and are connected with the liquid material conveying system.

2. A stirred tank feed line system as in claim 1 wherein: the spray pipe (3) is divided into an external pipe section (3 a) and a lower positioning pipe section (3 b), the external pipe section (3 a) is arranged above the top of the kettle body (1) and vertically arranged, the lower positioning pipe section (3 b) vertically penetrates through the top of the kettle body (1), the spray header (4) is arranged at the lower end of the lower positioning pipe section (3 b) and is positioned in the upper space of the inner cavity of the kettle body (1), the upper end of the lower positioning pipe section (3 b) is detachably connected and communicated with the lower end of the external pipe section (3 a), and the upper end of the external pipe section (3 a) is detachably connected and communicated with the conveying pipeline (2); each spray pipe (3) is provided with a sealing box fixed at the top of the kettle body (1), the lower positioning pipe section (3 b) is connected with the sealing box in a sealing and penetrating way, and the sealing box covers the joint of the lower positioning pipe section (3 b) and the kettle body (1).

3. A stirred tank feed line system as in claim 2, wherein: the upper end of the lower positioning pipe section (3 b) is provided with a flange plate, the lower end of the external pipe section (3 a) is provided with a flange plate, the upper surface of the sealing box is a plane, and the upper end flange plate of the lower positioning pipe section (3 b) is erected on the upper surface of the sealing box and is detachably abutted with the lower end flange plate of the external pipe section (3 a).

4. A stirred tank feed line system as in claim 3 wherein: the sealing box is composed of a supporting tube (8) and a sealing cover (7), the supporting tube (8) is fixedly connected with the top of the kettle body (1), the sealing cover (7) is fixedly connected with the top of the supporting tube (8), and the lower positioning tube section (3 b) penetrates through the inner cavities of the sealing cover (7) and the supporting tube (8).

5. A stirred tank feed line system as in claim 3 wherein: the lower positioning pipe section (3 b) is sleeved with a sealing flat gasket (9), and the sealing flat gasket (9) is positioned between the upper surface of the sealing box and the upper end flange of the lower positioning pipe section (3 b) and seals a gap between the upper end flange of the lower positioning pipe section (3 b) and the upper surface of the sealing box.

6. The stirred tank feed line system as in claim 4 wherein: each spray pipe (3) is provided with a plurality of locking fastening components which are arranged around the central axis of the spray pipe (3), each locking fastening component comprises a locking bolt (10) and an inner cover nut (11), each inner cover nut (11) is fixed on the bottom surface of each sealing cover (7) and is positioned in the inner cavity of each supporting pipe (8), and the threaded parts of the locking bolts (10) penetrate through the lower end flange plate of the external pipe section (3 a), the upper end flange plate of the lower positioning pipe section (3 b) and the sealing cover (7) and penetrate through screw holes of the inner cover nuts (11).

7. The stirred tank feed line system as in claim 4 wherein: the supporting tube (8) is coaxial with the lower positioning tube section (3 b) and the external tube section (3 a).