CN209974302U

CN209974302U - Sulfur burner for acid making

Info

Publication number: CN209974302U
Application number: CN201920688598.6U
Authority: CN
Inventors: 田双泉; 郑旭东; 周永龙
Original assignee: Yichang Western Chemical Co Ltd
Current assignee: Yichang Western Chemical Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-01-21
Anticipated expiration: 2029-05-15

Abstract

The utility model discloses a sulfur burning furnace for acid making, which relates to the technical field of sulfuric acid production. The furnace body is internally provided with a partition board, the partition board divides the furnace body into a feeding chamber and a combustion chamber, a spiral conveyor is arranged in the feeding chamber, the spiral conveyor is driven by a first motor arranged at the top of the furnace body, a feed inlet of the spiral conveyor penetrates through one side of feeding of the feeding chamber, a discharge outlet of the spiral conveyor penetrates through the other side of the feeding chamber and extends into the combustion chamber, an air dispersion disc with a horn-shaped structure is arranged in the combustion chamber, the top of the air dispersion disc is connected with a lifting device, the bottom of the air dispersion disc is provided with an air outlet plate, air holes are uniformly formed in the air outlet plate at intervals, and face to the bottom of the combustion chamber. The utility model discloses can guarantee the abundant burning of sulphur in the combustion chamber, practice thrift the air, reduce the energy consumption of air-blower, practice thrift the energy.

Description

Sulfur burner for acid making

Technical Field

The utility model relates to a sulphuric acid production technical field, concretely relates to sulfur burning furnace is used to system acid.

Background

The sulfur incinerator is used for generating sulfur dioxide, and is indispensable equipment in a process for preparing acid from sulfur. In the prior art, the air inlet of the sulfur incinerator is arranged in a conventional mode, so that more air is needed in the incineration process, the working time of an air blower is increased, and energy is wasted; on the other hand, the contact area of the air and the sulfur powder is small, and the reaction time is long.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of sulfur burning furnace for acid making aims at solving the problem that exists among the above-mentioned background art.

In order to realize the technical purpose, the utility model discloses a sulfur burning furnace is used to system acid, the induction cooker comprises a cooker bod, the inside baffle that is provided with of furnace body, the baffle will the furnace body separates for pay-off room and combustion chamber, be provided with screw conveyer in the pay-off room, screw conveyer by set up in the first motor at furnace body top carries out the drive motion, and screw conveyer's feed inlet passes feed inlet one side of pay-off room, screw conveyer's discharge gate is passed the opposite side of pay-off room is stretched into in the combustion chamber, be provided with the air dispersion dish of tubaeform structure in the combustion chamber, air dispersion dish top is connected with elevating gear, and the bottom is provided with the gas outlet plate, the gas pocket has evenly been seted up at the last interval of gas outlet plate, the gas pocket orientation the bottom of combustion chamber.

Preferably, elevating gear includes the second motor of fixed mounting at first furnace body top, fixed mounting has the lead screw on the output shaft of second motor, threaded connection has the lead screw seat on the lead screw, the lead screw seat passes through connecting rod fixedly connected with intake pipe, intake pipe bottom and air dispersion dish communicate each other, and intake pipe upper portion intercommunication has the air-blower.

Preferably, still fixed mounting has a motor case on one side of the bottom of combustion chamber, the motor case is formed by fire-resistant thermal insulation material preparation, and motor incasement portion fixed mounting has the third motor, fixed mounting has the pivot on the output shaft of third motor, the pivot stretches out motor case outside, the other end passes through the bearing and rotates and install the inner wall of combustion chamber, spiral winding is provided with helical blade in the pivot.

Further, a guide plate is further arranged between the discharge port of the spiral conveyor and the spiral blade, and the guide plate is fixedly installed on the outer wall of the discharge port of the spiral conveyor.

Preferably, one side of the upper part of the combustion chamber is provided with a gas outlet, the gas outlet is communicated with a gas outlet pipeline, a bag-type dust remover is arranged on the gas outlet pipeline, the other end of the gas outlet pipeline is communicated with a water tank, a stirring device is arranged in the water tank, and a sulfur dioxide raw material pipe is arranged at the top of the water tank.

Further, the bottom of the water tank is also provided with a first water outlet, the first water outlet is communicated with a water pipe, a water pump is arranged on the water pipe, and the other end of the water pipe is connected with the feeding chamber.

Furthermore, a jacket is arranged on the inner wall of the feeding chamber, the water pipe extends into the jacket, and a second water outlet is formed in the bottom of the jacket.

Compared with the prior art, the utility model discloses following beneficial effect has: in the combustion chamber was carried by screw conveyer to the sulfur powder, then utilized elevating gear to adjust air dispersion dish's high position, the air-blower lets in the air through the intake pipe again to air dispersion dish to by the gas pocket homodisperse on the board of giving vent to anger sulfur surface, can make the direct closely of air blow to sulfur surface, and fully contact with sulfur, make sulfur fully burn in the combustion chamber, practiced thrift the air, reduced the energy consumption of air-blower, practiced thrift the energy.

Drawings

FIG. 1: the structure of the utility model is shown schematically;

FIG. 2: the utility model discloses bottom structure schematic diagram of air dispersion dish.

Detailed Description

In order to make the objects, advantages and embodiments of the present invention more clearly apparent, the present invention will now be described in conjunction with specific embodiments, it being understood that the embodiments described herein are merely illustrative of the present invention and do not constitute limitations of the present invention.

As shown in figure 1 and figure 2, the sulfur incinerator for acid production comprises an incinerator body 1, a partition plate 2 is arranged inside the incinerator body 1, the furnace body 1 is divided into a feeding chamber 3 and a combustion chamber 4 by the partition plate 2, a spiral conveyor 5 is arranged in the feeding chamber 3, the spiral conveyor 5 is driven by a first motor 6 arranged at the top of the incinerator body 1 to move, a feeding port 7 of the spiral conveyor 5 penetrates through one side of the feeding chamber 3, a discharging port 8 of the spiral conveyor penetrates through the other side of the feeding chamber 3 and extends into the combustion chamber 4, an air dispersion disc 9 of a horn-shaped structure is arranged in the combustion chamber 4, the top of the air dispersion disc 9 is connected with a lifting device, an air outlet plate 10 is arranged at the bottom, air holes 11 are uniformly formed in the air outlet plate 10 at intervals, and the air holes 11 face the bottom of.

During operation, in the combustion chamber was carried by screw conveyer to the sulfur powder, then utilized elevating gear to adjust air dispersion dish's high position, the air-blower lets in the air through the intake pipe again to air dispersion dish to by the gas pocket homodisperse on the board of giving vent to anger sulfur surface, can make the direct closely of air blow to sulfur surface, and fully contact with sulfur, make sulfur fully burn in the combustion chamber, practiced thrift the air, reduced the energy consumption of air-blower, practiced thrift the energy.

Wherein, the utility model discloses in, elevating gear includes the second motor 12 of fixed mounting at 1 top of furnace body, and fixed mounting has lead screw 13 on the output shaft of second motor 12, and threaded connection has lead screw seat 14 on the lead screw 13, and lead screw seat 14 passes through connecting rod 15 fixedly connected with

intake pipe

16, and 16 bottoms of intake pipe communicate with air dispersion dish 9 each other, and 16 upper portions of intake pipe intercommunication have air-blower 17. The screw rod base 14 connected with the screw rod 13 can be driven to move up and down by driving the screw rod 13 to rotate through the second motor 12, so that the air inlet pipe 16 and the air dispersion disc 9 are driven to move up and down, the air dispersion disc 9 is in close contact with sulfur, and sufficient combustion of the sulfur is facilitated.

The utility model discloses in, there is motor case 18 in bottom one side of combustion chamber 4 still fixed mounting, motor case 18 is formed by refractory heat insulating material preparation, generally form by micropore calcium silicate insulation material preparation, there is third motor 19 at the inside fixed mounting of motor case 18, fixed mounting has pivot 20 on third motor 19's the output shaft, pivot 20 stretches out motor case 18 outsidely, the inner wall at combustion chamber 4 is installed through the bearing rotation to the other end, spiral winding is provided with helical blade 21 in pivot 20 (helical blade and pivot also have air dispersion dish, the intake pipe etc. all forms by refractory material preparation). A guide plate 22 is further arranged between the discharge port 8 of the screw conveyer and the helical blade 21, and the guide plate 22 is fixedly installed on the outer wall of the discharge port 8 of the screw conveyer.

The discharge gate department of combustion chamber is carried to the sulfur powder by screw conveyer, then falls on the helical blade by the deflector, and the helical blade drives the sulfur powder at the in-process of pivot motion forward gradually again, and the sulfur powder can be in the continuous burning of substep in the in-process of motion, and simultaneously, helical blade also can play the effect of stirring to the sulfur powder at the in-process of motion for the sulfur distributes more evenly, and is more abundant with the air contact, does benefit to the burning of sulfur.

An air outlet is formed in one side of the upper portion of the combustion chamber 4 and communicated with an air outlet pipeline 23, a bag-type dust remover 24 (the bag-type dust remover is a pulse bag-type dust remover and is common technical knowledge, and the structure of the bag-type dust remover is not further described) is arranged on the air outlet pipeline 23 and can remove dust mixed in sulfur dioxide, a water tank 25 is communicated with the other end of the air outlet pipeline 23, a stirring device is arranged inside the water tank 25, and a sulfur dioxide raw material pipe 26 is arranged at the top of the water tank 25.

The inside sulfur dioxide gas temperature that flows of direct follow combustion chamber is higher, it enters into inside the water tank through giving vent to anger the pipeline, can further clear away the dust that wherein mix with on the one hand, on the other hand can heat the inside water of water tank, make heat energy can be abundant utilization complete, wherein agitating unit includes the fourth motor of fixed mounting at the water tank top, be connected with the (mixing) shaft on the volume output shaft of fourth motor, fixedly connected with stirring vane on the (mixing) shaft, stir through the continuous water to the inside of water tank, can make the inside water even heating of water tank.

The bottom of the water tank 25 is also provided with a first water outlet 27, the first water outlet 27 is communicated with a water pipe 28, the water pipe 28 is provided with a water pump 29, the other end of the water pipe 28 is connected with the feeding chamber 3, the inner wall of the feeding chamber 3 is provided with a jacket 30, the water pipe 28 extends into the jacket, and the bottom of the jacket 30 is provided with a second water outlet 31. Water after the heating of water tank 25 can flow out by first delivery port 27 and enter into inside water pipe 28, and carry through water pump 29 and press from both sides inside cover 30, make to keep higher temperature in the feeding chamber 3, can be preferential to the inside sulfur powder of screw conveyer 5 and heat in advance, in sulfur powder enters into combustion chamber 4, because it has certain temperature, consequently its combustion efficiency can improve, the combustion time has been shortened, and simultaneously, also carry out abundant utilization to the waste heat of burning furnace, the energy has been practiced thrift, when the inside temperature of cover 30 is lower, only need open second delivery port 31, it can to change the heat preservation water.

Wherein, it should be noted that, the connection part of any opening part of the incinerator and other parts is provided with a sealing ring, and the connection part of the water tank and the stirring shaft is also provided with a sealing ring.

The above-mentioned detailed description of the present invention does not limit the scope of the present invention, and any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A sulfur burning furnace for acid making is characterized in that: the furnace body is internally provided with a partition board, the partition board divides the furnace body into a feeding chamber and a combustion chamber, a spiral conveyor is arranged in the feeding chamber, the spiral conveyor is driven by a first motor arranged at the top of the furnace body, a feed inlet of the spiral conveyor penetrates through one side of feeding of the feeding chamber, a discharge outlet of the spiral conveyor penetrates through the other side of the feeding chamber and extends into the combustion chamber, an air dispersion disc with a horn-shaped structure is arranged in the combustion chamber, the top of the air dispersion disc is connected with a lifting device, the bottom of the air dispersion disc is provided with an air outlet plate, air holes are uniformly formed in the air outlet plate at intervals, and face to the bottom of the combustion chamber.

2. The acid making sulfur burner of claim 1, wherein: the lifting device comprises a second motor fixedly mounted at the top of the first furnace body, a lead screw is fixedly mounted on an output shaft of the second motor, a lead screw seat is connected to the lead screw in a threaded manner, the lead screw seat is fixedly connected with an air inlet pipe through a connecting rod, the bottom of the air inlet pipe is communicated with an air dispersion disc, and the upper portion of the air inlet pipe is communicated with an air blower.

3. The acid making sulfur burner of claim 1, wherein: the utility model discloses a combustion chamber, including combustion chamber, motor case, bearing.

4. The acid-making sulfur burner of claim 3, wherein: still be provided with the deflector between screw conveyer's discharge gate and the helical blade, the deflector fixed mounting be in screw conveyer's discharge gate outer wall.

5. The acid making sulfur burner of claim 1, wherein: the improved energy-saving boiler is characterized in that a gas outlet is formed in one side of the upper portion of the combustion chamber and communicated with a gas outlet pipeline, a bag-type dust remover is arranged on the gas outlet pipeline, the other end of the gas outlet pipeline is communicated with a water tank, a stirring device is arranged inside the water tank, and a sulfur dioxide raw material pipe is arranged at the top of the water tank.

6. The acid-making sulfur burner of claim 5, wherein: the water tank bottom still is provided with first delivery port, first delivery port intercommunication has the water pipe, be provided with the water pump on the water pipe, the water pipe other end links to each other with the pay-off room.

7. The acid-making sulfur burner of claim 6, wherein: the inner wall of the feeding chamber is provided with a jacket, the water pipe extends into the jacket, and the bottom of the jacket is provided with a second water outlet.