CN218189140U - Fly ash treatment device - Google Patents

Abstract

The utility model discloses a flying dust processing apparatus, including cauldron body assembly, the part inlays in the kettle cover assembly on cauldron body assembly top and is used for sealing at least a connecting piece of cauldron body assembly and kettle cover assembly, the kettle cover assembly includes the fixed cover of overlap joint on cauldron body assembly top, inlay the material subassembly that adds in fixed cover side surrounding edge, inlay in fixed cover side surrounding edge and near adding the ejection of compact subassembly and the fixed cover of material subassembly and set up with ejection of compact subassembly relatively, and inlay the subassembly that admits air in fixed cover side surrounding edge, react with the reaction stock solution after the allotment in the leading-in cauldron body assembly of external carbon dioxide gas through the subassembly that admits air, because leading-in cauldron body assembly of carbon dioxide leads to its inside and external production pressure difference, the reaction liquid in the cauldron body assembly can directly follow ejection of compact subassembly extrusion, still can get into the cauldron body assembly through leading-in the reaction stock solution after the allotment in the material subassembly that uncaps simultaneously, in order to reach the effect of continuous reaction, remove the frequent reinforced trouble of kettle cover assembly from.

Description

Fly ash treatment device

Technical Field

The utility model relates to a waste treatment technical field, in particular to flying dust processing apparatus.

Background

The waste incineration fly ash is a substance collected in a heat recycling system and a flue gas purification system after household waste is incinerated. The yield of the fly ash is related to the type of garbage, incineration conditions, incinerator type and flue gas treatment process, and generally accounts for about 3-5% of the incineration amount of the garbage. Analysis shows that: the waste incineration fly ash is not a chemical inert substance, and contains high-content harmful heavy metal substances and salts such as Cd, pb, zn, cr and the like which can be leached by water, and if the waste incineration fly ash is not treated properly, heavy metal migration can be caused, and underground water, soil and air are polluted.

Therefore, specific treatment of fly ash is required to be performed by a reaction kettle, wherein the reaction kettle is broadly understood to have a physical or chemical reaction container, and the structural design and parameter configuration of the container are used to realize heating, evaporation, cooling and low-speed mixing functions required by the process. The reaction kettle is widely applied to the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicines, foods and the like, and is a pressure container for completing the technological processes of vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like, such as a reactor, a reaction kettle, a decomposition kettle, a polymerization kettle and the like; the material is generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, monel, inconel) alloy and other composite materials.

However, the existing reaction kettle for treating fly ash needs to be frequently opened to add materials in the using process, the operation steps are troublesome, the effect of continuous reaction treatment of fly ash cannot be achieved, and the fly ash treatment efficiency is reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a flying dust processing apparatus, aim at solving among the prior art reation kettle that present flying dust handled usefulness need frequently uncap in the use and add the material, operating procedure is comparatively troublesome, has reduced flying dust treatment efficiency's problem to a certain extent.

The utility model provides a flying ash processing device, including kettle body assembly, part inlay in the kettle cover assembly of kettle body assembly top and be used for sealing at least a connecting piece of kettle body assembly with the kettle cover assembly, kettle cover assembly include the overlap joint at the fixed cover of kettle body assembly top, inlay in add the material subassembly in fixed cover side surrounding edge, inlay in fixed cover side surrounding edge and be close to add the ejection of compact subassembly of material subassembly and fixed cover with the ejection of compact subassembly sets up relatively, and inlay in the air intake subassembly in fixed cover side surrounding edge, add the material subassembly, ejection of compact subassembly and air intake subassembly in all inlay and be equipped with the valve;

reaction stock solution is added into the kettle body assembly through the material adding component, then reaction gas can be guided into the kettle body assembly through the gas inlet component, the valve on the material adding component is closed, and the reaction solution in the kettle body assembly is pressed out along the material discharging component due to the influence of the gas pressure in the kettle body assembly.

Above-mentioned, after operating personnel pours into the cauldron body assembly into with the reaction stock solution after allotment and covers with cauldron body assembly through the cauldron lid assembly, lead to the cauldron body assembly in with the reaction stock solution after allotment through the subassembly that admits air and react, because the leading-in cauldron body assembly of carbon dioxide leads to its inside and external production pressure difference, make follow-up operating personnel after the valve of opening ejection of compact subassembly department, the reaction liquid in the cauldron body assembly can directly be followed ejection of compact subassembly and extruded, this process is removed and is opened the cauldron lid assembly and is got the material, meanwhile, after the reaction stock solution after allotment in the cauldron body assembly reacts totally, can directly get into the cauldron body assembly through leading-in the reaction stock solution after allotment in the subassembly that adds, in order to reach the effect of continuous reaction, and improve reaction efficiency, the trouble of frequent uncapping and feeding is removed from to the cauldron lid assembly, the reation kettle that has solved present processing usefulness needs frequently uncap and adds the material in the use, the operating procedure is comparatively troublesome, and can's the effect of unable reaction treatment of reaching, the flying dust, the problem of flying dust treatment efficiency has been reduced to a certain extent.

In addition, according to the utility model provides a flying dust processing apparatus can also have following additional technical characterstic:

furthermore, ejection of compact subassembly including the part inlay in discharge gate in the fixed cover side surrounding edge and along the discharge gate inlay in fixed cover one end and towards the discharging pipe that cauldron body assembly direction extends.

Further, discharging pipe bottom fixedly connected with filter house.

Furthermore, add the material subassembly including the part inlay in add the material mouth in fixed lid side surrounding edge and follow add the material mouth inlay in fixed lid one end and towards the inlet pipe that the cauldron body assembly direction extends.

Furthermore, the air inlet subassembly including the part inlay in air inlet and part inlay in the intraoral manometer of air inlet in fixed lid side surrounding edge, the air inlet with cauldron body assembly intercommunication.

Further, the kettle cover assembly further comprises a stirring mechanism which runs through the middle part of the fixed cover, wherein the stirring mechanism comprises a motor box which runs through the middle part of the fixed cover, a motor which is arranged in the motor box and a stirring paddle which is fixedly connected with the output end of the motor.

Furthermore, at least one connecting hole penetrates through the surrounding edge of the kettle cover assembly.

Further, the kettle body assembly comprises a barrel and a reaction kettle partially embedded in the top end of the barrel, a connecting part extends outwards from the surrounding edge of the top of the reaction kettle, and a mounting hole corresponding to the connecting hole is formed in the connecting part, so that the connecting part is inserted into the mounting hole along the connecting hole to complete the connection of the kettle body assembly and the kettle cover assembly.

Furthermore, the connecting piece and the connecting hole and the mounting hole are both in threaded connection.

Drawings

FIG. 1 is a schematic structural diagram of a fly ash treatment device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a cover assembly in a fly ash treatment device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a cover assembly of a fly ash treatment device according to an embodiment of the present invention;

fig. 4 is a schematic sectional view of a part of the kettle assembly and the connecting member in the fly ash treatment device according to the embodiment of the present invention.

Description of the main element symbols:

the following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 to 4, which illustrate a fly ash processing apparatus provided in an embodiment of the present invention, including a kettle assembly 2, a kettle cover assembly 1 partially embedded in the top end of the kettle assembly 2, and at least one connecting member 3 for sealing the kettle assembly 2 and the kettle cover assembly 1, wherein the kettle cover assembly 1 includes a fixing cover 11 overlapping the top end of the kettle assembly 2, a charging component embedded in the side periphery of the fixing cover 11, a discharging component embedded in the side periphery of the fixing cover 11 and close to the charging component, and an air inlet component embedded in the side periphery of the fixing cover 11, and valves 112 are embedded in the charging component, the discharging component, and the air inlet component;

wherein, add the stock solution of reaction in the cauldron body assembly 2 through adding the material subassembly, later can guide reaction gas to get into cauldron body assembly 2 through the subassembly that admits air to close the valve on adding the material subassembly, because receive the influence of the gas pressure in cauldron body assembly 2 in order to make cauldron body assembly 2 interior reaction liquid follow ejection of compact subassembly and extrude.

It should be noted that the discharging component, the charging component and the gas inlet component can all communicate the kettle assembly 2 with the outside, and at the same time, the reaction raw material added in the charging component, specifically, the fly ash generated by the incineration of the garbage and the water are mixed according to a solid-liquid ratio, wherein the solid-liquid mixing ratio of the reaction raw material may be 1.

Further, ejection of compact subassembly is including the part inlay in the discharge gate 15 of fixed cover 11 side surrounding edge and inlay in fixed cover 11 one end and towards the discharging pipe 16 that the 2 directions of cauldron body assembly extend along discharge gate 15, discharging pipe 16 bottom fixedly connected with filter house 17, add the material subassembly including the part inlay in fixed cover 11 side surrounding edge add the material mouth 18 and inlay in fixed cover 11 one end and towards the inlet pipe 19 that the 2 directions of cauldron body assembly extend along adding the material mouth 18, the air inlet subassembly is including the part inlay in fixed cover 11 side surrounding edge air inlet 110 and the part inlay in air inlet 110 manometer 111, air inlet 110 and 2 intercommunications of cauldron body assembly, cauldron cover assembly 1 is still including the rabbling mechanism that runs through fixed cover 11 middle part, the rabbling mechanism is including running through the motor case 12 at fixed cover 11 middle part, set up motor 13 and the stirring rake 14 of fixed connection at the motor 13 output in motor case 12.

Furthermore, at least one connection hole 113 is formed in the periphery of the kettle cover assembly 1, the kettle assembly 2 includes a cylinder 21 and a reaction kettle 22 partially embedded in the top end of the cylinder 21, the cylinder 21 can stabilize the kettle assembly 2, and in some optional embodiments, the cylinder 21 can also be used as a heat conducting medium, such as a heating ring, for adjusting the reaction temperature in the kettle assembly 2, the periphery of the top of the reaction kettle 22 extends outwards to form a connection portion 23, the connection portion 23 is provided with a mounting hole corresponding to the connection hole 113, so that the connection member 3 is inserted into the mounting hole along the connection hole 113, the connection between the kettle assembly 2 and the kettle cover assembly 1 is completed, and the connection member 3 is in threaded connection with the connection hole 113 and the mounting hole.

In specific implementation, an operator can firstly inject the blended reaction stock solution directly along the top end of the reaction kettle 22 (the volume of the reaction stock solution is not lower than 1/3 of the volume of the reaction kettle 22 and is not higher than 2/3), then place the kettle cover assembly 1 on the kettle body assembly 2, so that the fixed cover 11 is in contact with the connecting part 23, meanwhile, the discharging pipe 16, the filtering part 17, the feeding pipe 19, the output end of the motor 13 and the stirring paddle 14 which are positioned below the fixed cover 11 are all accommodated in the reaction kettle 22, then, the operator can adjust the fixing cover 11 at the top end of the connecting portion 23 to make the connecting hole 113 on the fixing cover 11 correspond to the mounting hole on the connecting portion 23, and then rotate the connecting member 3 clockwise along the connecting hole 113 towards the mounting hole, so that the peripheral screw thread of the connecting piece 3, the connecting hole 113 and the inner screw thread of the mounting hole are mutually movable, thereby achieving the purpose of connecting and mounting the kettle cover assembly 1 and the kettle body assembly 2, wherein, the connecting pieces 3 are provided with eight connecting holes 113 and eight mounting holes correspondingly so as to improve the tightness degree of the connecting part of the kettle cover assembly 1 and the kettle body assembly 2, during operation, an operator can insert the bolt column into the connecting hole 113 along the bottom end of the mounting hole and penetrate out along the top end of the connecting hole 113, then sleeve the connecting piece on the bolt column, and screw the connecting pieces 3 which are symmetrical with each other for multiple times, to ensure the hermetic integrity of the junction between the subsequent kettle cover assembly 1 and the kettle body assembly 2, and in some alternative embodiments, the bolt column can also be directly fixed at the joint of the kettle body assembly 2 and the kettle cover assembly 1, in addition, in some optional embodiments, in order to improve the sealing effect at the joint of the kettle cover assembly 1 and the kettle body assembly 2, a rubber pad can be added between the kettle cover assembly 1 and the kettle body assembly 2 to improve the sealing property;

next, when the reaction raw liquid is processed, the operator may connect the gas inlet 110 with the carbon dioxide gas storage tank through the external conduit, the discharge port 15 is connected with the liquid storage tank through the external conduit (wherein, the liquid storage tank is mainly a liquid storage tool for storing a product solution obtained by reacting the reaction raw liquid), then the operator may open the valve 112 (in this embodiment, the valve 112 may be a ball valve, a butterfly valve or an electromagnetic valve) located at the gas inlet 110, at this time, the discharge port 15 and the charging port 18 are in a closed state, and the carbon dioxide gas is introduced into the reaction kettle 22 through the gas inlet 110 to perform a contact reaction with the reaction raw liquid, in a reaction process, a large amount of calcium components in the fly ash react with excessive carbon dioxide and water to generate calcium bicarbonate, meanwhile, the operator may wake up the stirring paddle 14 disposed on the output port to drive the motor 13 to perform an auxiliary stirring by communicating with the power of the motor 13 (as shown in fig. 2, a lead and a plug connected to the internal motor box 12 are penetrated through the valve 112 located at the discharge port 15), so as to increase a fusion reaction rate between the fly ash, water and the carbon dioxide gas.

In some alternative embodiments, the valve 112 may be opened after the fly ash, water and carbon dioxide gas react for a certain time (representing a sufficient reaction), or a transparent observation window may be provided on the outer sidewall of the reaction vessel 22 to observe the reaction inside the reaction vessel 22, so as to open the valve 112 after the sufficient reaction. After the discharge port 15 is opened, the calcium bicarbonate solution obtained by the reaction in the reaction kettle 22 can be directly extruded to the discharge port 15 through the discharge pipe 16 and discharged due to the pressure difference between the inside of the reaction kettle 22 and the external environment, meanwhile, the unreacted solid fly ash in the reaction kettle 22 can be isolated and intercepted in the reaction kettle 22 through the filtering part 17 arranged at the inlet of the discharge pipe 16, so that solid-liquid separation is realized, and the purity of the calcium bicarbonate solution is improved.

Finally, after the reaction, an operator can close the discharge port 15 and open the valve 112 at the charging port 18, directly introduce the prepared reaction stock solution into the feed pipe 19 through the external conduit, and introduce the prepared reaction stock solution into the reaction kettle 22 through the feed pipe 19, close the valve 112 at the charging port 18 after reaching the specified introduction amount, and open the valve 112 at the air inlet 110, and perform the reaction operation on the introduced carbon dioxide gas in the reaction kettle 22 again (the operator can also judge whether the prepared reaction stock solution reaches the specified introduction amount through the observation window in the introduction process), thereby avoiding the trouble of frequently uncovering and charging the kettle cover assembly 1, achieving the effect of continuous reaction, and improving the reaction efficiency.

In addition, calcium carbonate and carbon dioxide are easily decomposed at normal temperature and normal pressure after the calcium bicarbonate solution is separated out, wherein the calcium carbonate is widely applied to various fields such as rubber, coating, papermaking and plastics, and the carbon dioxide decomposed by the calcium bicarbonate solution can be recycled for fly ash reaction treatment, so that the resource recycling is realized.

In summary, when an operator injects the blended reaction raw liquid into the kettle assembly 2 and covers the kettle assembly 2 through the kettle cover assembly 1, external carbon dioxide gas is introduced into the kettle assembly 2 through the gas inlet component to react with the blended reaction raw liquid, and the carbon dioxide is introduced into the kettle assembly 2 to generate a pressure difference between the interior of the kettle assembly and the outside, so that after a valve 112 at the discharging component is opened by a subsequent operator, the reaction liquid in the kettle assembly 2 can be directly extruded out along the discharging component, in the process, the kettle cover assembly 1 is not required to be opened to take materials, meanwhile, when the blended reaction raw liquid in the kettle assembly 2 is completely reacted, the reaction raw liquid introduced and blended into the kettle assembly 2 through the material adding component can directly enter the kettle assembly 2, so as to achieve the effect of continuous reaction, improve the reaction efficiency, avoid the trouble of frequently opening the kettle cover assembly 1 to feed materials, and solve the problems that the conventional reaction kettle for treating fly ash needs to be frequently opened to add materials in the using process, the operation steps are troublesome, the effect of continuous reaction treatment cannot be achieved, and the fly ash treatment efficiency is reduced to a certain extent.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. A fly ash treatment device is characterized by comprising a kettle body assembly, a kettle cover assembly partially embedded in the top end of the kettle body assembly and at least one connecting piece for sealing the kettle body assembly and the kettle cover assembly, wherein the kettle cover assembly comprises a fixed cover lapped on the top end of the kettle body assembly, a feeding component embedded in the side periphery of the fixed cover, a discharging component embedded in the side periphery of the fixed cover and close to the feeding component, and an air inlet component arranged on the fixed cover opposite to the discharging component and embedded in the side periphery of the fixed cover, wherein valves are embedded in the feeding component, the discharging component and the air inlet component;

reaction stock solution is added into the kettle body assembly through the material adding component, then reaction gas can be guided into the kettle body assembly through the gas inlet component, the valve on the material adding component is closed, and the reaction solution in the kettle body assembly is pressed out along the material discharging component due to the influence of the gas pressure in the kettle body assembly.

2. A fly ash treatment device according to claim 1, wherein the discharging component comprises a discharging hole partially embedded in the side periphery of the fixing cover and a discharging pipe embedded in one end of the fixing cover along the discharging hole and extending towards the kettle assembly.

3. A fly ash treatment device according to claim 2, wherein a filter part is fixedly connected to the bottom end of the discharge pipe.

4. A fly ash processing apparatus according to claim 1, wherein the charging member comprises a charging port partially embedded in the side periphery of the fixed cover, and a feeding pipe embedded in one end of the fixed cover along the charging port and extending toward the tank assembly.

5. A fly ash treatment device according to claim 1, wherein the gas inlet component comprises a gas inlet partially embedded in the side periphery of the fixed cover and a pressure gauge partially embedded in the gas inlet, and the gas inlet is communicated with the kettle body assembly.

6. The fly ash treatment device according to claim 1, wherein the kettle cover assembly further comprises an agitating mechanism penetrating through the middle part of the fixed cover, and the agitating mechanism comprises a motor box penetrating through the middle part of the fixed cover, a motor arranged in the motor box and an agitating paddle fixedly connected to the output end of the motor.

7. A fly ash treatment device according to claim 1, wherein at least one connection hole is formed through the periphery of the kettle cover assembly.

8. A fly ash treatment device according to claim 7, wherein the kettle assembly comprises a barrel and a reaction kettle partially embedded in the top end of the barrel, a connecting portion extends outwards from the top peripheral edge of the reaction kettle, and the connecting portion is provided with a mounting hole corresponding to the connecting hole, so that the connecting member is inserted into the mounting hole along the connecting hole, thereby completing the connection between the kettle assembly and the kettle cover assembly.

9. A fly ash treatment device according to claim 8, wherein the connection member is screw-connected to both the connection hole and the mounting hole.

Images