CN209263642U - A kind of regenerative chamber heating furnace - Google Patents

Abstract

A kind of regenerative chamber heating furnace, it is related to a kind of built-in regenerative chamber heating furnace, including exterior wall, interior wall, front wall, rear wall, skew block, regenerative chamber wall bottom is connected between the bottom of exterior wall and the bottom of interior wall, the top of exterior wall connects outer wall top, regenerator top is arranged between skew block and outer wall top, regenerator top is made of muti-piece prefabricated section, every piece of the following of prefabricated section rests on outer coping, and the inner side edge of every block of prefabricated section withstands skew block, and the outer side edges of every block of prefabricated section withstand outer wall top；The space that exterior wall, interior wall, front wall, rear wall, regenerative chamber wall bottom and regenerator top surround is regenerative chamber, set gradually two groups of supporting bricks, cast iron grid, heat-storing sphere from the bottom to top in regenerative chamber, lower air duct is formed between regenerative chamber wall bottom and cast iron grid, upper air duct is formed between regenerator top and heat-storing sphere, the intercommunicating pore of setting connection upper air duct and burner hearth on skew block.The utility model installation, observation, maintenance or taking-up ceramic heat-storing sphere are all convenient.

Description

A kind of regenerative chamber heating furnace

Technical field

The utility model relates to a kind of designing technique of the regenerative chamber of built-in regenerative chamber heating furnace more particularly to heating furnace necks Domain.

Background technique

Regenerative chamber heating furnace built in the country the characteristics of be for regenerative chamber and furnace body to be combined into one, by air and The commutation pipeline of flue gas is placed in the furnace wall of two sides, after converging at the four-way reversing valve of furnace roof, another both ends respectively with air blower and Exhaust blower connection.This is compact-sized, occupied area is small, furnace body heat loss is small, energy-saving effect is obvious.Since regenerative chamber is all horizontal It is in gallery, it is necessary to build sealed regenerator again after ceramic heat-storing sphere is first poured into regenerative chamber from top in the furnace wall of two sides Ceiling portion.Can when regenerative chamber is caused blockages and needed repairing or when ceramic heat-storing sphere reaches service life and needs replacing, The measure taken can only be the dismounting regenerator top of destruction, then repair out of long and narrow regenerative chamber to ceramic heat-storing sphere Operation finally builds sealed regenerator ceiling portion again.Arrangement and method for construction difficulty is big in this way and human and material resources waste is serious.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of installation, observation, maintenance are provided or taken out The all convenient regenerative chamber heating furnace of ceramic heat-storing sphere.

Purpose of the utility model is realized as follows: a kind of regenerative chamber heating furnace, including furnace body, furnace body include exterior wall, Interior wall, front wall, rear wall, furnace bottom and furnace roof connect skew block, the interior wall, skew block, front wall, Hou Qiang, furnace on the top of interior wall Bottom and furnace roof surround burner hearth, and exterior wall is trapped among the outside of interior wall；Accumulation of heat is connected between the bottom of the exterior wall and the bottom of interior wall The top at room wall bottom, exterior wall connects outer wall top, regenerator top is arranged between skew block and outer wall top, regenerator top is by more Block prefabricated section composition, every piece of the following of prefabricated section rest on outer coping, and the inner side edge of every block of prefabricated section withstands skew block, The outer side edges of every block of prefabricated section withstand outer wall top；The exterior wall, interior wall, front wall, rear wall, regenerative chamber wall bottom and regenerator top The space surrounded is regenerative chamber, sets gradually two groups of supporting bricks, cast iron grid, heat-storing sphere from the bottom to top in regenerative chamber, wherein One group of supporting brick insertion is fixed on interior wall, and another group of supporting brick insertion is fixed on exterior wall, and the opposite sides of two groups of supporting bricks are equal In regenerative chamber, cast iron grid is rested on two groups of supporting bricks, and lower air duct, accumulation of heat are formed between regenerative chamber wall bottom and cast iron grid Upper air duct is formed between ceiling portion and heat-storing sphere, the intercommunicating pore of setting connection upper air duct and burner hearth on the skew block.

The regenerator top of the utility model takes muti-piece prefabricated section to tile structure, facilitates observation after removing one block of prefabricated section The indoor heat-storing sphere of accumulation of heat is either installed, observes or is repaired, easy to operate；Key is that prefabricated section can be with after dismounting It continues to use, has greatly saved maintenance cost.

The cast iron grid of the utility model is diagonally disposed, and cast iron grid is higher than one close to rear wall close to the side of front wall Side；Apparatus for examination and repair is set on the rear wall, and apparatus for examination and repair includes manhole, maintenance door, floater guide block and sealing fibrous layer, the inspection It repairs on the rear wall that hole is arranged in above cast iron grid low side and is connected with regenerative chamber, maintenance door is connected on rear wall and covers inspection The outside in hole is repaired, floater guide block is located in manhole, seals fibrous layer between maintenance door and floater guide block.Cast iron grid uses tilting Structure, and maintenance door is set in Lu Houqiang, ceramic heat-storing sphere can roll to maintenance door by certain slope and regenerative chamber is gradually discharged.

The upper surface at the regenerative chamber wall bottom of the utility model is inclined-plane, and inclined-plane is higher than close to the side of front wall close to rear wall Side, regenerative chamber wall bottom and the lower air duct that cast iron grid is formed are diagonally disposed.

Insulation fibre layer is arranged in the top of the regenerator top and outer wall top in the utility model, plays thermal-insulating sealing Effect.

The prefabricated section of the utility model towards the part of heat-storing sphere be arc.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is A-A direction view in Fig. 1.

Specific embodiment

As shown in Figure 1, 2, regenerative chamber heating furnace, including furnace body, furnace body include exterior wall 11, interior wall 5, front wall 17, rear wall 18, Furnace bottom 6 and furnace roof 2 connect skew block 1, interior wall 5, skew block 1, front wall 17, rear wall 18, furnace bottom 6 and furnace roof on the top of interior wall 5 2 surround burner hearth 4, and exterior wall 11 is trapped among the outside of interior wall 5.

Regenerative chamber wall bottom 7 is connected between the bottom of exterior wall 11 and the bottom of interior wall 5, the upper surface at regenerative chamber wall bottom 7 is Inclined-plane, inclined-plane are higher than close to the side of front wall 17 close to the side of rear wall 18.The top of exterior wall 11 connects outer wall top 14, in arch springing Regenerator top 16 is set between brick 1 and outer wall top 14, and regenerator top 16 is made of muti-piece prefabricated section 16-1, every block of prefabricated section The top for resting on exterior wall 11 below of 16-1, the inner side edge of every piece of prefabricated section 16-1 withstand skew block 1, every block of prefabricated section The outer side edges of 16-1 withstand outer wall top 14.

The space that exterior wall 11, interior wall 5, front wall 17, rear wall 18, regenerative chamber wall bottom 7 and regenerator top 16 surround is accumulation of heat Room sets gradually two groups of supporting bricks 9, cast iron grid 10, heat-storing sphere 12 from the bottom to top in regenerative chamber, wherein one group of supporting brick 9 Insertion is fixed on interior wall 5, and another group of insertion of supporting brick 9 is fixed on exterior wall 11, and the opposite sides of two groups of supporting bricks 9 are respectively positioned on storage In hot cell, cast iron grid 10 is rested on two groups of supporting bricks 9, and two groups of supporting bricks 9 and cast iron grid 10 are diagonally disposed, cast iron grid By 10 nearby wall 17 side be higher than close to rear wall 18 side.It is formed between regenerative chamber wall bottom 7 and cast iron grid 10 slanting Lower air duct 8.Upper air duct 13 is formed between regenerator top 16 and heat-storing sphere 12, the part of prefabricated section 16-1 towards heat-storing sphere 12 is Arc, the intercommunicating pore 3 of setting connection upper air duct 13 and burner hearth 4 on skew block 1.Heat-storing sphere 12 is ceramic heat-storing sphere, is a kind of With reheating linear shrinkage ratio low and high temperature refractoriness under load is high, corrosion-resistant, intensity is high, store thermal discharge big, good thermal shock stability, The fine refractory for the distinguishing features such as good heat conductivity, thermal expansion coefficient be small.Ceramic heat-storing sphere is poured by top to be filled in outside Between wall 11 and interior wall 5, its underpart is flushed with the top of cast iron grid 10, and top is flushed with the lower part of skew block 1.In regenerative chamber Insulation fibre layer 15 is arranged in top 16 and the top of outer wall top 14.

Apparatus for examination and repair 19 is set on rear wall 18, and apparatus for examination and repair 19 includes manhole 23, maintenance door 20, floater guide block 22 and sealing Fibrous layer 21, manhole 23 are arranged on the rear wall 18 above 10 low side of cast iron grid and are connected with regenerative chamber, maintenance door 20 It is connected on rear wall 18 and covers the outside of manhole 23, floater guide block 22 is located in manhole 23, plays and stops ceramic heat-storing sphere Effect.Fibrous layer 21 is sealed between maintenance door 20 and floater guide block 22, sealing fibrous layer 21 tightly applies the outside in floater guide block 22, plays The effect of thermal-insulating sealing.

The utility model has the advantages that: 1, regenerator top take muti-piece prefabricated top tile structure, either installs, observes Or it repairs, it is easy to operate；Key be it is prefabricated withstand on dismounting after can continue to use, greatly saved maintenance cost.2, Regenerator bottom uses tilted structure, and sets maintenance door in Lu Houqiang, and ceramic heat-storing sphere can roll to examine by certain slope It repairs door and regenerative chamber is gradually discharged.This Regenerator Structure can be widely applied to chamber-type heating furnace, through heating furnace and roll The various type of furnaces such as steel heater, installation, maintenance is convenient, and energy-saving effect is obvious.

Claims (5)

1. a kind of regenerative chamber heating furnace, including furnace body, furnace body includes exterior wall, interior wall, front wall, rear wall, furnace bottom and furnace roof, in interior wall Top connect skew block, the interior wall, skew block, front wall, rear wall, furnace bottom and furnace roof surround burner hearth, and exterior wall is trapped among interior wall Outside；It is characterized by: regenerative chamber wall bottom is connected between the bottom of the exterior wall and the bottom of interior wall, the top connection of exterior wall Regenerator top is arranged in outer wall top between skew block and outer wall top, and regenerator top is made of muti-piece prefabricated section, and every piece prefabricated Block rests on outer coping below, and the inner side edge of every block of prefabricated section withstands skew block, and the outer side edges of every block of prefabricated section are equal Withstand outer wall top；The space that the exterior wall, interior wall, front wall, rear wall, regenerative chamber wall bottom and regenerator top surround is regenerative chamber, Two groups of supporting bricks, cast iron grid, heat-storing sphere are set gradually from the bottom to top in regenerative chamber, wherein one group of supporting brick insertion is fixed on On interior wall, another group of supporting brick insertion is fixed on exterior wall, and the opposite sides of two groups of supporting bricks are respectively positioned in regenerative chamber, cast iron grid It rests on two groups of supporting bricks, forms lower air duct between regenerative chamber wall bottom and cast iron grid, shape between regenerator top and heat-storing sphere At upper air duct, the intercommunicating pore of setting connection upper air duct and burner hearth on the skew block.

2. regenerative chamber heating furnace according to claim 1, it is characterised in that: the cast iron grid is diagonally disposed, cast iron grid It is higher than close to the side of front wall close to the side of rear wall；Apparatus for examination and repair is set after described on wall, apparatus for examination and repair include manhole, Maintenance door, floater guide block and sealing fibrous layer, the manhole be arranged on the rear wall above cast iron grid low side and with regenerative chamber phase Connection, maintenance door are connected on rear wall and cover the outside of manhole, and floater guide block is located in manhole, and sealing fibrous layer is located at maintenance Between door and floater guide block.

3. regenerative chamber heating furnace according to claim 1, it is characterised in that: the upper surface at regenerative chamber wall bottom is inclined-plane, Inclined-plane is higher than close to the side of front wall close to the side of rear wall, the oblique cloth of lower air duct at regenerative chamber wall bottom and the formation of cast iron grid It sets.

4. regenerative chamber heating furnace according to claim 1, it is characterised in that: in the top of the regenerator top and outer wall top Insulation fibre layer is set.

5. regenerative chamber heating furnace according to claim 1, it is characterised in that: the prefabricated section towards the part of heat-storing sphere be arc Shape.