CN210528480U

CN210528480U - Dipping vertical tank preheating furnace

Info

Publication number: CN210528480U
Application number: CN201921031694.XU
Authority: CN
Inventors: 王海峰
Original assignee: Pingdingshan Boxiang Carbon Co ltd
Current assignee: Pingdingshan Boxiang Carbon Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-15
Anticipated expiration: 2029-07-04

Abstract

The utility model relates to a dipping vertical tank preheating furnace, the upper portion of the dipping tank body is provided with four fire-passing pipelines, the four fire-passing pipelines are equally distributed in the circumferential direction of the outer wall of the dipping tank body, the lower portion of the dipping tank body is communicated with a smoke exhaust pipeline, the lower portion of the inner side of the dipping tank body is fixedly provided with a partition plate, a dipping cavity is arranged in the dipping tank above the partition plate, a preheating utilization cavity is arranged in the dipping tank below the partition plate, four preheating pipes communicated with the fire-passing pipelines are arranged in the dipping cavity, four fire-passing holes matched with the preheating pipes are arranged on the partition plate, the bottom of the preheating pipe is communicated with the preheating utilization cavity through the fire-passing holes, and the preheating utilization; adopt the preheating mode of heating from inside to outside, saved the resource, improved heat utilization efficiency, the jar body is heated evenly, uses the gas few, and the leakproofness is good, is difficult to advance the air and the oxidation.

Description

Dipping vertical tank preheating furnace

Technical Field

The utility model relates to the field of machinary, concretely relates to jar preheater is found in flooding.

Background

At present, common special graphite materials have the characteristics of high temperature resistance, electric conductivity, thermal conductivity, lubricity, chemical stability, plasticity and thermal shock resistance due to the special structure of the graphite materials; but the graphite material has the defects of low strength, high porosity and the like, so that the graphite material cannot be better applied, and in order to better apply the graphite material to chemical production enterprises, the graphite material needs to be subjected to enhancement treatment; the common treatment equipment is a dipping tank, wherein a tank cover of the dipping tank is firstly opened, graphite is put into the dipping tank, the tank cover of the dipping tank is sealed, the graphite is taken out after dipping is finished, and the dipping and curing process flow is finished.

To ensure that the impregnant pitch maintains good rheological properties during impregnation, the impregnation tank needs to be preheated to 150 to 180 ℃ before being filled with the impregnated carbon. If the temperature of the tank body of the impregnating tank is low, the viscosity of the impregnating agent asphalt is reduced during impregnation, so that the impregnation effect is poor. At present, the traditional preheating mode is that a serpentine coil or a preheating pipe is added on the outer surface of the dipping tank body, and the outer part of the tank body is heated from outside to inside, and the traditional preheating mode has the following defects: firstly, the waste of resources is caused, and the mode that the heat is hotter from the outside is that one part of the heat of the heating pipe is absorbed by the tank body and the other part of the heat is absorbed by the air outside the tank body, so that the waste of resources is caused, the utilization rate of energy is reduced, and the tank body can not absorb the heat completely; secondly, the traditional preheating heating pipe only passes through the outer surface of the tank body, the preheating effect is not obvious, long time is usually consumed for reaching the temperature needing preheating, and the traditional heating pipeline with single inlet and single outlet cannot meet the requirement of rapid preheating; in addition, since heat continuously moves toward the upper portion of the tank after the heat is preheated in the impregnation tank, the conventional preheating apparatus does not sufficiently consider this factor in preheating according to the principle that hot air rises, resulting in a reduction in thermal efficiency.

Therefore, the dipping vertical tank preheating furnace has the advantages of simple structure, convenience in operation, high working efficiency, energy conservation, environmental friendliness, high preheating utilization efficiency and high safety coefficient, and has wide market prospect.

Disclosure of Invention

The utility model provides a to prior art not enough, the utility model provides a simple structure, convenient operation, work efficiency is high, and is energy-concerving and environment-protective, preheats the utilization efficiency height, and the impregnation founds jar preheater that factor of safety is high for overcome the defect among the prior art.

The technical scheme of the utility model is realized like this: the utility model provides a dipping vertical tank preheating furnace, includes the landing leg, installs the dipping tank body in the landing leg top, sets up the lid in dipping tank body top, the upper portion of the dipping tank body be provided with four and cross fire pipeline, four cross fire pipeline equipartition and distribute on the circumferencial direction of dipping tank body outer wall, it has a smoke exhaust pipe to communicate in dipping tank body lower part, there is the division board at dipping tank body inboard lower part fixed mounting, be provided with the flooding chamber in the dipping tank of division board top, be provided with in the dipping tank of division board below and preheat and utilize the chamber, be provided with four preheating tubes that are linked together with crossing fire pipeline in the flooding chamber, set up four on the division board and cross fire hole with preheating tube matched with, the bottom of preheating tube is linked together through passing fire hole and preheating utilization chamber.

The top of the impregnation tank body is provided with an impregnation tank connector, the bottom of the cover body is provided with a cover body connector, the impregnation tank connector and the cover body connector are both of circular ring structures, the shapes and the sizes of the impregnation tank connector and the cover body connector are equal, the bottom of the impregnation tank connector is fixedly connected with the top of the impregnation tank body in a welding mode, and the top of the cover body connector is fixedly connected with the bottom of the cover body in a welding mode.

The fire passing pipeline is of a cylindrical tubular structure, the outer side of the fire passing pipeline is communicated with the combustion equipment, and the inner side of the fire passing pipeline penetrates through the impregnation tank body and is communicated with the top of the preheating pipe.

The section of the preheating pipe is of a letter C-shaped structure, the preheating pipe is fixedly installed on the inner wall of the impregnation tank body in a welding mode, the top of the preheating pipe is communicated with the output end of the fire passing pipeline, the bottom of the preheating pipe is communicated with the top of the fire passing hole, and the bottom of the fire passing hole is communicated with the preheating utilization cavity.

The partition plate is of a circular plate-shaped structure, the outer diameter of the partition plate is matched with the inner diameter of the impregnating tank body, and the outer wall of the partition plate is fixedly connected with the inner wall of the impregnating tank body in a welding mode.

The partition plate is arranged at the lower position of the middle part of the inner side of the impregnating tank body, the number of the fire passing holes is four, the four fire passing holes are equally arranged at the edge position of the partition plate in the circumferential direction, and the fire passing holes are of a C-shaped groove structure.

The utility model discloses have following positive effect: the product has simple structure and convenient operation, overcomes the defect of resource waste caused by the traditional impregnation tank at present, adopts a preheating mode of heating from inside to outside, saves resources, improves the heat utilization efficiency, has uniform heating of the tank body, less fuel gas, good sealing property, difficult air intake and oxidation, safety and reliability; secondly, the defect that the preheating effect is not obvious when the traditional preheating heating pipe only passes through the outer surface of the tank body is overcome, the preheating can be quickly and efficiently realized by adopting the internal preheating mode of the product, the preheating speed is high, and the preheating is realized by adopting a single-inlet single-outlet fire passing mode, and four fire passing pipelines for supplying heat simultaneously, so that the preheating is efficient and convenient; in addition, the product has uniquely designed division board and preheat and utilized the chamber, according to the ascending principle of hot-air, fully consider the absorption of heat source during preheating to last heat supply upwards, realize the even effect of whole being heated, improve the utilization of heat energy greatly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

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

Fig. 3 is a schematic structural diagram of the partition plate of the present invention.

Fig. 4 is a schematic top view of the cover of the present invention after being opened.

Detailed Description

As shown in fig. 1, 2, 3 and 4, a dipping vertical tank preheating furnace comprises a supporting leg 1, a dipping tank body 2 arranged above the supporting leg 1, and a cover body 3 arranged above the dipping tank body 2, wherein the upper part of the dipping tank body 2 is provided with four fire passing pipelines 6, the four fire passing pipelines 6 are equally distributed in the circumferential direction of the outer wall of the dipping tank body 2, the lower part of the dipping tank body 2 is communicated with a smoke exhaust pipeline 4, the lower part of the inner side of the dipping tank body 2 is fixedly provided with a partition plate 9, a dipping tank 7 is arranged in the dipping tank above the partition plate 9, a preheating utilization cavity 8 is arranged in the dipping tank below the partition plate 9, four preheating pipes 10 communicated with the fire passing pipelines 6 are arranged in the dipping cavity 7, the partition plate 9 is provided with four fire passing holes 11 matched with the preheating pipes 10, the bottom of the preheating pipes 10 is communicated with the preheating utilization cavity 8 through, the preheating utilization cavity 8 is communicated with the smoke exhaust pipeline 4.

The top of the impregnation tank body 2 is provided with an impregnation tank connector 5, the bottom of the cover body 3 is provided with a cover body connector 4, the impregnation tank connector 5 and the cover body connector 4 are both of circular ring structures, the shapes and the sizes of the impregnation tank connector 5 and the cover body connector 4 are equal, the bottom of the impregnation tank connector 5 is fixedly connected with the top of the impregnation tank body 2 in a welding mode, and the top of the cover body connector 4 is fixedly connected with the bottom of the cover body 3 in a welding mode. The fire passing pipeline 6 is of a cylindrical tubular structure, the outer side of the fire passing pipeline 6 is communicated with combustion equipment, and the inner side of the fire passing pipeline 6 penetrates through the impregnation tank body 2 to be communicated with the top of the preheating pipe 10.

The section of the preheating pipe 10 is of a letter C-shaped structure, the preheating pipe 10 is fixedly installed on the inner wall of the impregnation tank body 2 in a welding mode, the top of the preheating pipe 10 is communicated with the output end of the fire passing pipeline 6, the bottom of the preheating pipe 10 is communicated with the top of the fire passing hole 11, and the bottom of the fire passing hole 11 is communicated with the preheating utilization cavity 8. The partition plate 9 is of a circular plate-shaped structure, the outer diameter of the partition plate 9 is matched with the inner diameter of the impregnation tank body 2, and the outer wall of the partition plate 9 is fixedly connected with the inner wall of the impregnation tank body 2 in a welding mode. The partition plate 9 is arranged at the lower position of the middle part of the inner side of the impregnation tank body 2, the number of the fire passing holes 11 is four, the four fire passing holes 11 are equally arranged at the edge position of the partition plate 9 in the circumferential direction, and the fire passing holes 11 are of a C-shaped groove structure.

When the preheating of the product is started, the cover body 3 is in a covered state, the four fire passing pipelines 6 are simultaneously in fire passing operation, heat enters the preheating pipe 10 through the four fire passing pipelines 6, enters the preheating utilization cavity 8 from top to bottom through the preheating pipe 10, and is finally discharged through the smoke exhaust pipeline 4 through the preheating utilization cavity 8. In the process of preheating, the middle lower part of the dipping tank body 2 is heated firstly in the beginning stage, and due to the arrangement of fire passing pipelines from top to bottom, after the heat is absorbed by the tank body, the heat in the whole tank body is in an upward radiation state, the heat at the bottom of the tank body is the highest, and in the process of continuous fire passing heating, the upper part of the tank body realizes the synchronous temperature rise in the radiation state of the heat at the bottom. The preheating operation of the whole tank body is realized in a short time, and the heat can be efficiently utilized. The cost can be saved by about 35 ten thousand yuan per year. The impregnation tank 2 is a cylinder made of a steel plate having a thickness of ten millimeters, a diameter of two meters and seven meters, and a height of 5 meters. The fire-passing pipeline 6 is a C-shaped groove made of a steel plate with the thickness of ten millimeters, and the groove depth and the groove width are 230 millimeters. The product is a vertical dipping tank special for isostatic pressing.

Claims

1. The utility model provides a jar preheater is found in flooding, includes landing leg (1), installs the flooding jar body (2) in landing leg (1) top, sets up lid (3) in the flooding jar body (2) top, its characterized in that: the upper part of the dipping tank body (2) is provided with four fire pipelines (6), the four fire pipelines (6) are evenly distributed on the circumferential direction of the outer wall of the dipping tank body (2), a smoke exhaust pipeline is communicated with the lower part of the dipping tank body (2), a partition plate (9) is fixedly arranged at the lower part of the inner side of the dipping tank body (2), a dipping cavity (7) is arranged in the dipping tank above the partition plate (9), a preheating utilization cavity (8) is arranged in the dipping tank below the partition plate (9), four preheating pipes (10) communicated with the fire passing pipeline (6) are arranged in the dipping cavity (7), four fire passing holes (11) matched with the preheating pipe (10) are formed in the partition plate (9), the bottom of the preheating pipe (10) is communicated with the preheating utilization cavity (8) through the fire passing holes (11), and the preheating utilization cavity (8) is communicated with the smoke exhaust pipeline.

2. An immersion riser preheating furnace as claimed in claim 1, wherein: the top of the impregnation tank body (2) is provided with an impregnation tank connector (5), the bottom of the cover body (3) is provided with a cover body connector (4), the impregnation tank connector (5) and the cover body connector (4) are of a circular annular structure, the shapes and the sizes of the impregnation tank connector (5) and the cover body connector (4) are equal, the bottom of the impregnation tank connector (5) is fixedly connected with the top of the impregnation tank body (2) in a welding mode, and the top of the cover body connector (4) is fixedly connected with the bottom of the cover body (3) in a welding mode.

3. An immersion riser preheating furnace as claimed in claim 1, wherein: the fire passing pipeline (6) is of a cylindrical tubular structure, the outer side of the fire passing pipeline (6) is communicated with combustion equipment, and the inner side of the fire passing pipeline (6) penetrates through the impregnating tank body (2) and is communicated with the top of the preheating pipe (10).

4. An impregnation vertical retort preheating furnace according to claim 1 or 3, characterized in that: the section of the preheating pipe (10) is of a letter C-shaped structure, the preheating pipe (10) is fixedly mounted on the inner wall of the impregnating tank body (2) in a welding mode, the top of the preheating pipe (10) is communicated with the output end of the fire passing pipeline (6), the bottom of the preheating pipe (10) is communicated with the top of the fire passing hole (11), and the bottom of the fire passing hole (11) is communicated with the preheating utilization cavity (8).

5. An immersion riser preheating furnace as claimed in claim 1, wherein: the separation plate (9) is of a circular plate-shaped structure, the outer diameter of the separation plate (9) is matched with the inner diameter of the impregnation tank body (2), and the outer wall of the separation plate (9) is fixedly connected with the inner wall of the impregnation tank body (2) in a welding mode.

6. An impregnation vertical retort preheating furnace according to claim 1 or 5, characterized in that: the separation plate (9) is arranged at the middle part of the inner side of the impregnation tank body (2) and close to the lower part, the number of the fire passing holes (11) is four, the four fire passing holes (11) are equally arranged at the edge position of the separation plate (9) in the circumferential direction, and the fire passing holes (11) are of a letter C-shaped groove structure.