CN209940904U

CN209940904U - Coke oven capable of reducing temperature of furnace top space

Info

Publication number: CN209940904U
Application number: CN201920560316.4U
Authority: CN
Inventors: 王建英
Original assignee: SHAANXI COKE CHEMICAL CO Ltd
Current assignee: SHAANXI COKE CHEMICAL CO Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-14
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a coke oven capable of reducing the temperature of the space of the oven top, which comprises an oven body, wherein the inner side of the oven body is provided with a regenerator, the upper side of the regenerator is provided with a brick gas channel, the upper side of the brick gas channel is provided with a carbonization chamber, the lower side of the carbonization chamber is provided with a fire bed, the upper end of the oven body is provided with the oven top, and one side of the oven top is provided with a crude gas outlet; the downside of furnace roof is provided with the connecting rod, the furnace roof, filter screen panel, slider and spring, the upside of furnace roof is provided with the motor, eccentric plush copper and connector, the outside of furnace roof is provided with the radiating groove, be convenient for filter the smoke and dust of raw coke oven gas, avoid the downside of furnace roof to pile up too much deposit carbon, one side of furnace body is provided with the fan, the inboard of flame bed is provided with the breather pipe, the slider, dust screen and air duct, be convenient for let in oxygen to the flame bed inboard, avoid the inboard of reacing the flame bed that oxygen can not be fine, lead to the fuel burning insufficient.

Description

Coke oven capable of reducing temperature of furnace top space

Technical Field

The utility model belongs to the technical field of coke oven, concretely relates to coke oven capable of reducing the temperature of oven top space.

Background

Coke ovens, a furnace typically built of refractory bricks and refractory blocks, are used to char coal to produce coke. A furnace for refining coke by coal. Is the main thermal equipment for coking. The modern coke oven is a horizontal chamber type coke oven which mainly aims at producing metallurgical coke and can recover coking chemical products, and comprises an oven body and accessory equipment. The coke oven body consists of the oven top, the combustion chamber, the carbonization chamber, the chute area, the regenerator and the like, and is connected with the chimney through the flue, so the structure is simple and the use is convenient.

When the existing coke oven is used, the coke oven top generally has deposited carbon, the deposited carbon is accumulated too much to cause the heat dissipation effect of the coke oven top to be poor, further more deposited carbon is accumulated to cause vicious circle, the temperature of the inner side space is influenced, the using effect is poor, in addition, the deeper part of the inner side of a combustion chamber can not be well contacted with oxygen, the combustion effect is poor, the fuel is not conveniently and fully combusted, and the coke oven capable of reducing the temperature of the space of the coke oven top is provided.

Disclosure of Invention

An object of the utility model is to provide a can reduce coke oven of furnace roof space temperature, in order to solve and to propose current coke oven when using in the above-mentioned background art, the coke oven furnace roof generally has deposition carbon, deposition carbon piles up too much and leads to the furnace roof radiating effect variation, further pile up more deposition carbon, cause vicious circle, influence the temperature in inboard space, lead to the result of use not good, in addition the not fine and oxygen contact of the depths of combustion chamber inboard, lead to the combustion effect not good, be not convenient for fully carry out the problem of burning to fuel.

In order to achieve the above object, the utility model provides a following technical scheme: a coke oven capable of reducing the temperature of a furnace top space comprises a furnace body, wherein a heat storage chamber is arranged on the inner side of the furnace body, a brick gas channel is arranged on the upper side of the heat storage chamber, a carbonization chamber is arranged on the upper side of the brick gas channel, a fire bed is arranged on the lower side of the carbonization chamber, a furnace top is arranged at the upper end of the furnace body, a raw gas discharge port is arranged on one side of the furnace top, a furnace door oven drying hole is arranged on the side surface of the furnace body, a filter screen cover is arranged on the upper end of the inner side of the furnace body, a spring is arranged on the upper side of the filter screen cover, two ends of the spring are respectively welded and fixed with the filter screen cover and the furnace top, a connecting rod is arranged on the upper side of the middle part of the filter screen cover, the connecting, one end of the vent pipe penetrates through the furnace body and is communicated with the fan.

Preferably, the outer side of the furnace top is provided with a heat dissipation groove, the heat dissipation groove is semi-elliptical, and the depth of the heat dissipation groove extending towards the inner side of the furnace top is less than half of the thickness of the furnace top.

Preferably, one end of the connecting rod is provided with a connector, a chamfer is arranged on the upper side of the connector, one end of the motor is provided with an eccentric raised head, and the motor is connected with the connecting rod in a matched manner through the eccentric raised head and the connector.

Preferably, the upper side of the carbonization chamber is provided with a separation block, the inner side of the separation block is provided with a furnace drying hole, and the caliber of the lower end of the furnace drying hole is larger than that of the upper end.

Preferably, the lower side of the breather pipe is provided with an air blowing opening, the air blowing opening is in an inverted round table shape, the lower side of the air blowing opening is provided with a dustproof net, and the dustproof net is welded and fixed with the breather pipe.

Preferably, the lower side of the fire bed is provided with a baffle plate, the inner side of the baffle plate is provided with an air duct, and the brick gas channel is communicated with the fire bed through the air duct.

Preferably, the filtering net cover is arc-shaped, a sliding groove is formed in the inner side of the furnace top, a sliding block is arranged on the inner side of the sliding groove, the filtering net cover is welded and fixed with the sliding block, and the filtering net cover and the furnace top slide through the sliding block and the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the downside of furnace roof is provided with connecting rod, furnace roof, filters screen panel, slider and spring, and the upside of furnace roof is provided with motor, eccentric plush copper and connector, and the outside of furnace roof is provided with the radiating groove, is convenient for filter the smoke and dust of raw coke oven gas, avoids the downside of furnace roof to pile up too much deposit carbon, and the radiating effect that leads to the furnace roof is not good, and inboard space temperature is too high, is unfavorable for the coke refining, is convenient for improve the practicality of device.

(2) One side of furnace body is provided with the fan, and the inboard of flame bed is provided with breather pipe, slider, dust screen and air duct, is convenient for let in oxygen to the flame bed inboard, avoids the inboard of oxygen arrival flame bed that can not be fine, leads to the fuel burning insufficient, and it is inboard to be convenient for make the inboard blowby coal gas of brick gas channel get into the flame bed again through the air duct simultaneously, is convenient for fully utilize coal gas, has saved the energy.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the present invention at a position a in fig. 1;

fig. 3 is a schematic cross-sectional view of the utility model at B in fig. 1;

in the figure: 1. a furnace body; 2. a breather pipe; 3. a fan; 4. a connecting rod; 5. a motor; 6. a furnace roof; 7. a filtering net cover; 8. a raw gas outlet; 9. a slider; 10. oven holes; 11. a carbonization chamber; 12. a fire bed; 13. an air duct; 14. a brick gas channel; 15. a regenerator; 16. an eccentric raised head; 17. a heat sink; 18. a connector; 19. an air blowing port; 20. a dust screen; 21. a furnace door oven hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a coke oven capable of reducing the temperature of a furnace top space comprises a furnace body 1, a heat storage chamber 15 is arranged on the inner side of the furnace body 1, a brick gas channel 14 is arranged on the upper side of the heat storage chamber 15, a carbonization chamber 11 is arranged on the upper side of the brick gas channel 14, a fire bed 12 is arranged on the lower side of the carbonization chamber 11, a furnace top 6 is arranged at the upper end of the furnace body 1, a raw gas discharge port 8 is arranged on one side of the furnace top 6, a furnace door drying hole 21 is arranged on the side surface of the furnace body 1, a filter screen 7 is arranged on the upper end of the inner side of the furnace body 1 for filtering raw gas conveniently, a spring is arranged on the upper side of the filter screen 7, two ends of the spring are respectively welded and fixed with the filter screen 7 and the furnace top 6 for cleaning the filter screen 7, a connecting rod 4 is arranged on the upper side of the middle part of the filter screen, one side of furnace body 1 is provided with fan 3, and the inboard of flame bed 12 is provided with breather pipe 2, is convenient for carry the air to the flame bed 12 inboard, and the one end of breather pipe 2 runs through furnace body 1 and carries out inside intercommunication with fan 3.

In this embodiment, preferably, the heat dissipation groove 17 is formed in the outer side of the furnace top 6, so that heat dissipation of the furnace top is facilitated, the heat dissipation groove 17 is semi-elliptical, and the depth of the heat dissipation groove 17 extending towards the inner side of the furnace top 6 is less than half of the thickness of the furnace top 6.

In this embodiment, preferably, one end of the connecting rod 4 is provided with a connector 18, an upper side of the connector 18 is provided with a chamfer, one end of the motor 5 is provided with an eccentric raised head 16, and the motor 5 and the connecting rod 4 are connected in a matching manner through the eccentric raised head 16 and the connector 18, so that the motor 5 can drive the connecting rod 4 to move up and down.

In this embodiment, preferably, the upper side of the carbonization chamber 11 is provided with a separation block, the inner side of the separation block is provided with a drying furnace hole 10 for discharging raw coke oven gas, and the caliber of the lower end of the drying furnace hole 10 is larger than that of the upper end.

In this embodiment, preferably, the lower side of the breather pipe 2 is provided with an air blowing port 19, the air blowing port 19 is in an inverted round table shape, so as to conveniently blow air into the inner side of the fire bed 12, the lower side of the air blowing port 19 is provided with a dust screen 20, and the dust screen 20 is welded and fixed with the breather pipe 2, so as to conveniently prevent smoke dust from entering the inner side of the breather pipe 2.

In this embodiment, preferably, a baffle is disposed on the lower side of the fire bed 12, an air duct 13 is disposed on the inner side of the baffle, and the brick gas channel 14 is internally communicated with the fire bed 12 through the air duct 13, so as to heat the leaked gas again.

In this embodiment, preferably, the filtering mesh enclosure 7 is arc-shaped, the inner side of the furnace top 6 is provided with a sliding chute, the inner side of the sliding chute is provided with a sliding block 9, the filtering mesh enclosure 7 and the sliding block 9 are welded and fixed, and the filtering mesh enclosure 7 and the furnace top 6 slide through the sliding block 9 and the sliding chute, so that the filtered smoke on one side of the filtering mesh enclosure 7 can be shaken off.

The utility model discloses a theory of operation and use flow: when the dust-removing device is used, dust on the inner side of raw gas is convenient to be reduced to scatter towards one side of the furnace top 6 through the filter screen 7, the accumulation of deposited carbon on the lower side of the furnace top 6 is reduced, the thickness of the furnace top 6 is increased, the heat dissipation is affected, the motor 5 is externally connected with a power supply at the moment, the motor 5 drives the eccentric raised head 16 to rotate, the eccentric raised head 16 is in contact with the connector 18 and pushes the filter screen 7 to move downwards through the connecting rod 4, the spring is stressed to extend, when the eccentric raised head 16 rotates to be not in contact with the connector 18, the filter screen 7 moves upwards under the action of the elastic force of the spring, the filter screen 7 shakes to shake off filtered dust and smoke, the continuous filtering is convenient, the external air is convenient to be transmitted to the inner side of the furnace body 1 through the ventilating pipe 2 through the fan 3, the oxygen degree on the inner side of the fire, the coal gas at the inner side of the brick gas channel 14 can be reintroduced into the fire bed 12 through the gas guide pipe 13 for heating, so that the utilization efficiency of energy sources is improved, and the fire bed 12 is made of stainless steel seamless materials, so that the use effect of the device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can reduce coke oven of furnace roof space temperature, includes furnace body (1), the inboard of furnace body (1) is provided with regenerator (15), the upside of regenerator (15) is provided with brick gas way (14), the upside of brick gas way (14) is provided with carbomorphism room (11), the downside of carbomorphism room (11) is provided with flame bed (12), the upper end of furnace body (1) is provided with furnace roof (6), one side of furnace roof (6) is provided with crude gas discharge port (8), the side of furnace body (1) is provided with furnace gate oven hole (21), its characterized in that: the upper end of furnace body (1) inboard is provided with filters screen panel (7), the upside of filtering screen panel (7) is provided with the spring, the both ends of spring respectively with filter screen panel (7) and furnace roof (6) welded fastening, the upside of filtering screen panel (7) middle part is provided with connecting rod (4), connecting rod (4) run through furnace roof (6) and extend to the upside of furnace roof (6), the upside of furnace roof (6) is provided with motor (5), one side of furnace body (1) is provided with fan (3), the inboard of flame bed (12) is provided with breather pipe (2), the one end of breather pipe (2) runs through furnace body (1) and carries out inside intercommunication with fan (3).

2. The coke oven of claim 1, wherein the oven crown space temperature is reduced by: the heat dissipation structure is characterized in that a heat dissipation groove (17) is formed in the outer side of the furnace top (6), the heat dissipation groove (17) is semi-oval, and the depth of the heat dissipation groove (17) extending towards the inner side of the furnace top (6) is smaller than half of the thickness of the furnace top (6).

3. The coke oven capable of reducing the temperature of the oven roof space according to claim 1 or 2, wherein: one end of the connecting rod (4) is provided with a connector (18), the upside of the connector (18) is provided with a chamfer, one end of the motor (5) is provided with an eccentric raised head (16), and the motor (5) is connected with the connecting rod (4) in a matched mode through the eccentric raised head (16) and the connector (18).

4. The coke oven of claim 1, wherein the oven crown space temperature is reduced by: the upper side of the carbonization chamber (11) is provided with a separation block, the inner side of the separation block is provided with a furnace drying hole (10), and the caliber of the lower end of the furnace drying hole (10) is larger than that of the upper end.

5. The coke oven of claim 1, wherein the oven crown space temperature is reduced by: the lower side of the breather pipe (2) is provided with an air blowing opening (19), the air blowing opening (19) is in an inverted round table shape, the lower side of the air blowing opening (19) is provided with a dustproof net (20), and the dustproof net (20) is welded and fixed with the breather pipe (2).

6. The coke oven of claim 1, wherein the oven crown space temperature is reduced by: the lower side of the fire bed (12) is provided with a baffle, the inner side of the baffle is provided with an air duct (13), and the brick gas channel (14) is communicated with the fire bed (12) through the air duct (13).

7. The coke oven of claim 1, wherein the oven crown space temperature is reduced by: the furnace roof is characterized in that the filtering net cover (7) is arc-shaped, a sliding groove is formed in the inner side of the furnace roof (6), a sliding block (9) is arranged on the inner side of the sliding groove, the filtering net cover (7) and the sliding block (9) are welded and fixed, and the filtering net cover (7) and the furnace roof (6) slide through the sliding block (9) and the sliding groove.