CN212456823U

CN212456823U - Suspension type cooling material returning device

Info

Publication number: CN212456823U
Application number: CN202020476975.2U
Authority: CN
Inventors: 童鹏玮; 秦裕琨; 王培志
Original assignee: Qingdao Songling Power Environmental Equipment Co Ltd
Current assignee: Qingdao Songling Power Environmental Equipment Co Ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-02-02
Anticipated expiration: 2030-04-03

Abstract

The utility model provides a floated cooling returning charge ware, includes the storehouse body, the upper and lower both ends in the storehouse body set up the upper bin body and the lower storehouse body respectively, the top of the upper bin body sets up the inlet pipe, set up the air outlet on the upper bin body, the internal flitch that sets up in the upper bin body, the storehouse body divide into inner wall and outer wall for the bilayer, the lower extreme in the storehouse body sets up the water inlet, the upper end in the storehouse body sets up the delivery port, the internal returning charge device that sets up in storehouse, the returning charge device is including the elephant trunk that the slope set up, the elephant trunk is the slide ladder form, the discharging pipe that sets up outside the storehouse is connected to the bottom of elephant trunk, the bottom of the internal returning charge device of storehouse sets up the suspension gasification case, the even setting of suspension gasification incasement sweeps the rifle. The utility model discloses can have the function of carrying, cooling, storage simultaneously, reduce area, improve work efficiency.

Description

Suspension type cooling material returning device

Technical Field

The utility model relates to a power boiler is with supporting equipment especially relates to a floated cooling returning charge ware.

Background

The circulating fluidized bed boiler is a novel combustion device with high efficiency and low pollution, and can produce slag with slightly larger particles and furnace ash with finer particles after the boiler is combusted at low temperature. These two types of ash are often used as raw materials for cement and building bricks. When slag is discharged from the furnace bottom, the ash slag can be used for two purposes: the ash removal system is used for transferring the ash to cement and building brick manufacturing plants after cooling, conveying and storing. And the bed material adding system is used for boiler shutdown maintenance and the like in the operation process of the boiler. Before secondary ignition, ash, sand, coal powder and the like with certain concentration proportion are added into a hearth. In both processes, effective cooling of the fine ash, transfer to transport and storage facilities is used. The existing equipment I is pure cooling equipment and then enters mechanical conveying equipment and storage equipment; and secondly, the materials enter cooling equipment after entering the conveying, and then are conveyed and stored. The investment of the equipment types is greatly increased, the equipment maintenance cost is increased, the number of equipment is large, the fault rate is increased in multiples, and a large amount of manpower and material resources are consumed for maintenance, so that the maintenance cost of the boiler system of the power plant is increased, the production efficiency is reduced, and the economic loss in multiple aspects is brought.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a floated cooling returning charge ware that can have transport, cooling, storage.

For solving the above problem the utility model discloses a technical scheme be:

the utility model provides a floated cooling returning charge ware, includes the storehouse body, the upper and lower both ends in the storehouse body set up the upper bin body and the lower storehouse body respectively, the top of the upper bin body sets up the inlet pipe, set up the air outlet on the upper bin body, the internal flitch that sets up in the upper bin body, the storehouse body divide into inner wall and outer wall for the bilayer, the lower extreme in the storehouse body sets up the water inlet, the upper end in the storehouse body sets up the delivery port, the internal returning charge device that sets up in storehouse, the returning charge device is including the elephant trunk that the slope set up, the elephant trunk is the slide ladder form, the discharging pipe that sets up outside the storehouse is connected to the bottom of elephant trunk, the bottom of the internal returning charge device of storehouse sets up the suspension gasification case, the even setting of suspension gasification incasement sweeps the rifle.

Preferably, the feed inlet of inlet pipe department sets up the electronic butterfly valve of feeding, discharge pipe department sets up the electronic butterfly valve of ejection of compact.

Preferably, a temperature measuring resistor is arranged on the discharge pipe and arranged at the upper end of the discharge electric butterfly valve, and the temperature measuring resistor electrically controls the discharge electric butterfly valve.

Preferably, the shape of the flitch is umbrella shape or round platform shape, cone.

Preferably, the upper bin body is provided with an observation hole, and the outside of the bin body is fixedly provided with an observation ladder stand.

Preferably, the water inlet is connected with a water inlet pipe, normal temperature demineralized water is arranged in the water inlet pipe, and the water outlet is connected with an external circulating water pipeline.

Preferably, high-temperature-resistant fillers are filled around the purging gun in the suspension gasification box, the purging gun is sequentially divided into a gun head and a gun body from top to bottom, the gun head and the gun body are cylindrical, and the diameter of the gun head is smaller than that of the gun body.

Preferably, the lower extreme in the storehouse body evenly sets up a plurality of supporting legs, the lower extreme of the gasification case that suspends on the storehouse body sets up the gasification case observation hole that suspends.

Has the advantages that:

1. the utility model discloses a water-cooling and forced air cooling can make the effectual cooling of material.

2. The utility model discloses a set up the returning charge device and can transport the material to the next stage of equipment.

3. The utility model discloses a set up the suspension gasification case, when having reduced the required time of material cooling, transfer the interior material in storehouse to the elephant trunk of device of sending back, improved work efficiency.

4. The utility model discloses set up the condition that the hole and the gasification case observation hole of suspension can the internal material of effectual knowledge storehouse.

5. The utility model discloses set up the flitch, can make material and bin body inner wall contact and carry out the heat exchange.

6. The utility model discloses in, after the material cools off completely, close ejection of compact electric butterfly valve, this equipment can long-term storage material.

7. The utility model discloses in, close three with cooling, transportation and storage and be one, not only improved work efficiency, still reduced area, improved the security of equipment.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of a material returning device;

FIG. 4 is a schematic diagram of the internal structure of the suspension gasification tank;

FIG. 5 is a top view of the suspension gasification chamber;

in the figure: 1. feeding electric butterfly valve, 2, the inlet pipe, 3, the flitch, 4, the upper bin body, 5, the elephant trunk, 6, temperature measuring resistor, 7, the discharging pipe, 8, ejection of compact electric butterfly valve, 9, sweep the rifle, 10, the air intake, 11, regular bin outlet, 12, the lower bin body, 13, the supporting legs, 14, the water inlet, 15, the gasification case that suspends, 16, the inner wall, 17, the outer wall, 18, the bin body, 19, the delivery port, 20, the air outlet, 21, gasification case observation hole that suspends, 22, observe the cat ladder, 23, the observation hole, 24, high temperature resistant filler, 91, the body of a gun, 92, the rifle head.

Detailed Description

The essential features and advantages of the invention will be further explained below with reference to examples, but the invention is not limited to the embodiments listed.

Referring to fig. 1-5, a structure of a suspension type cooling material returning device according to an embodiment of the present invention is shown, and for convenience of illustration, only relevant portions of the embodiment of the present invention are shown.

Example 1

A suspension type cooling material returning device comprises a bin body 18, wherein an upper bin body 4 is arranged at the top of the bin body 18, a lower bin body 12 is arranged at the bottom of the bin body 18, the bottom of the upper bin body 4 is connected with a feeding pipe 2, a feeding electric butterfly valve 1 is arranged on the feeding pipe 2, the feeding pipe 2 is connected with a previous-level device, the quantity of materials entering the bin body 18 can be effectively controlled by arranging the feeding electric butterfly valve 1, a material plate 3 is arranged in the upper bin body 4, the material plate 3 is arranged right below the joint of the feeding pipe 2 and the upper bin body 4, the material plate 3 is umbrella-shaped, round table-shaped or conical, when the materials enter from the feeding pipe 2, the materials are dispersed on the inner wall of the bin body 18 under the action of the material plate 3, the materials can be effectively cooled, an air outlet is arranged on the upper bin body 4, and an, the external of the bin body 18 is provided with an observation ladder stand 22, the worker can climb on the bin body 18 through the observation ladder stand 22, the suspension state of the material is observed through an observation hole 23, the air inlet and outlet amount is adjusted, the bin body 18 is in a double-layer tank shape, the bin body 18 is divided into an inner wall 16 and an outer wall 17, the inner wall 16 is made of wear-resistant and high-temperature-resistant stainless steel, the outer wall 17 is made of high-quality carbon steel and can play a role in heat preservation and scald prevention, the worker is prevented from being scalded due to touching the bin body outer wall 17 in work, the lower end of the bin body 18 is provided with a water inlet 14, the water inlet 14 is connected with a water inlet pipe, normal-temperature demineralized water is arranged in the water inlet pipe, the upper end of the bin body outer wall is provided with a water outlet 19, the water outlet 19 is connected with an outer, the chute 5 is obliquely arranged, the inclined angle of the chute 5 is preferably set to be 40-60 degrees, the chute 5 is connected with a discharge pipe 7, the discharge pipe 7 is arranged outside a bin body 18, a discharge electric butterfly valve 8 is arranged on the discharge pipe 7, a temperature measuring resistor 6 is arranged at the upper end of the discharge electric butterfly valve 8, the temperature measuring resistor 6 electrically controls the discharge electric butterfly valve 8, a suspension gasification box 15 is arranged at the bottom of a material returning device in the bin body 18, the cross section of the suspension gasification box 15 is overlapped with that of the bin body, all normal temperature wind can be ensured to be blown to the upper half part of the bin body 18 through the suspension gasification box 15, a plurality of blowing guns 9 are uniformly arranged in the suspension gasification box 15, high-temperature-resistant fillers 24 are filled around the blowing guns 9 in the suspension gasification box 15, and the blowing guns 9 are sequentially divided into a gun head 92 and a gun body 91 from top to, the gun head 92 and the gun body 91 are cylindrical, the diameter of the gun head 92 is smaller than that of the gun body 91, the bin body 18 is provided with an air inlet 10, the air inlet 10 is arranged at the bottom of the suspension gasification box 15, normal temperature air is introduced into the air inlet 10 from a fan pipeline, the air pressure is 98KPa, the air enters the bin body 18 at the bottom of the suspension gasification box 15, the air speed is increased instantly through a structure that the upper part of the blowing gun 9 is thin and the lower part of the blowing gun is thick, the material is overturned and cooled ceaselessly until the material is overturned and falls onto the chute 5 in a suspending way and is discharged through the discharge pipe 7, the bin body 18 at the lower end of the suspension gasification box 15 is provided with a suspension gasification box observation hole 21, the residual material in the bin body can be observed, if the material is too much, the material can be cleaned in time, the bottom of the lower bin body 12 is provided with a regular discharge port 11, and when the equipment, a large amount of materials can be accumulated after the operation is stopped repeatedly, the periodic discharge hole 9 needs to be opened to discharge the materials, the lower end of the bin body 18 is uniformly provided with a plurality of supporting legs 13, and the bin body 18 can be better stabilized.

The feeding electric butterfly valve 1 and the discharging electric butterfly valve 8 are connected with a control system, and the control system issues commands to automatically control the time interval of feeding and discharging.

The lance head 92 and the lance body 91 of the purge lance 9 may also be rectangular, and the bottom surface of the lance head 92 is smaller than the bottom surface of the lance body 91.

Example 2

The difference between the embodiment and the embodiment 1 is that the flow guide rib plate is spirally arranged between the inner wall and the outer wall of the bin body, so that the retention time of normal-temperature primary saline between the inner wall and the outer wall of the bin body can be prolonged, and the temperature of materials in the bin body can be better reduced.

A suspension type cooling material returning device is characterized in that a water inlet, an air inlet and a discharge port are required to be opened before a feed inlet is opened, after the material is ensured to be opened at each position, the feed inlet is opened, the material enters the material through an inlet and then passes through a material dividing plate at the top of a body and is uniformly distributed and scattered at the inner wall of a bin body, normal-temperature water is communicated between the inner wall and the outer wall, after the material is contacted with high-temperature material, most of heat of the material is taken away through a water outlet, the material falls onto the upper part of a suspension gasification box body along the inner wall of the bin body, pressure normal-temperature air enters the air from the air inlet, purging guns are uniformly distributed in the suspension gasification box body, normal-temperature gas is blown out at high speed, the temperature of a large amount of the material is changed by the gas, the material blows out high-pressure air along with the purging, the electric discharging butterfly valve can be closed, and the air outlet can be opened. After the materials are cooled, the bin body can store the materials for a long time. The transportation, the cooling and the storage are combined into one, so that the occupied area is greatly reduced, and the working efficiency is improved.

The utility model increases the air outlet flow velocity instantly by arranging the blowing guns evenly distributed in the suspension gasification box body, ensures the materials and the normal temperature wind to be fully fused, and effectively leads the materials to suspend in the bin body; the inclined angle of the chute is preferably set to be 40-60 degrees, so that the materials are ensured to smoothly slide out of the discharge hole. The device has the advantages that normal-temperature desalted water is arranged in the inner wall and the outer wall of the bin body, a water-cooled wall is in contact with materials to take away part of heat through the heat exchange principle, and meanwhile, the heat preservation operation of the outer wall of the bin body is realized, so that the use and maintenance personnel are protected from being damaged by high temperature; the arrangement of the blowing guns of the suspension gasification box enables materials to be fully contacted with normal-temperature air, and the heat exchange effect is achieved. The temperature of the materials can be reduced from 800 ℃ to 350 ℃ in a short time, the material cooling amount is about 5t/h, if the temperature of the materials needs to be further reduced, the opening and closing time of a feeding electric butterfly valve and a discharging electric butterfly valve can be controlled, the remaining time of the materials in the bin body is kept through timer control, and the materials can be reduced to 60 ℃ to be lower through water cooling and air cooling; setting a material temperature measuring resistor alarm interlock, automatically opening a discharging electric butterfly valve when the required temperature is reached; when the system equipment is paused or stopped for a long time, the discharging electric butterfly valve is closed, and the reserved materials can exist in the bin body for a long time.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The suspended cooling material returning device is characterized by comprising a bin body (18), wherein an upper bin body (4) and a lower bin body (12) are respectively arranged at the upper end and the lower end of the bin body (18), a feeding pipe (2) is arranged at the top of the upper bin body (4), an air outlet (20) is formed in the upper bin body (4), a material plate (3) is arranged in the upper bin body (4), the bin body (18) is divided into an inner wall (16) and an outer wall (17) in a double-layer mode, a water inlet (14) is formed in the lower end of the bin body (18), a water outlet (19) is formed in the upper end of the bin body (18), a material returning device is arranged in the bin body (18), the material returning device comprises an inclined slide pipe (5), the slide pipe (5) is in a slide shape, a discharging pipe (7) arranged outside the bin body (18) is connected with the bottom of the slide pipe (5), a suspended gasification box (15, the floating gasification device is characterized in that purging guns (9) are uniformly arranged in the floating gasification box (15), an air inlet (10) is formed in the bottom of the floating gasification box (15) on the bin body (18), and a periodic discharge hole (11) is formed in the bottom of the lower bin body (12).

2. The suspension type cooling material returning device according to claim 1, wherein a feeding electric butterfly valve (1) is arranged at the feeding port of the feeding pipe (2), and a discharging electric butterfly valve (8) is arranged at the discharging pipe (7).

3. The suspension type cooling material returning device according to claim 2, wherein a temperature measuring resistor (6) is arranged on the discharging pipe (7), the temperature measuring resistor (6) is arranged at the upper end of the discharging electric butterfly valve (8), and the temperature measuring resistor (6) electrically controls the discharging electric butterfly valve (8).

4. The suspension type cooling material returning device according to claim 1, wherein the material plate (3) is in the shape of an umbrella, a circular truncated cone or a cone.

5. The suspension type cooling material returning device according to claim 1, wherein the upper bin body (4) is provided with an observation hole (23), and an observation ladder (22) is fixedly arranged outside the bin body (18).

6. The suspension type cooling material returning device of claim 1, wherein the water inlet (14) is connected with a water inlet pipe, normal temperature demineralized water is arranged in the water inlet pipe, and the water outlet (19) is connected with an external circulating water pipeline.

7. The suspension type cooling material returning device according to claim 1, wherein high temperature resistant filler (24) is filled around the purging gun (9) in the suspension gasification box (15), the purging gun (9) is sequentially divided into a gun head (92) and a gun body (91) from top to bottom, the gun head (92) and the gun body (91) are cylindrical, and the diameter of the gun head (92) is smaller than that of the gun body (91).

8. The suspension type cooling material returning device according to claim 1, wherein a plurality of supporting feet are uniformly arranged at the lower end of the bin body (18), and the lower end of the suspension gasification box (15) on the bin body (18) is provided with a suspension gasification box observation hole (21).