CN114811596B

CN114811596B - Dry sludge treatment cleaning incinerator

Info

Publication number: CN114811596B
Application number: CN202210465174.XA
Authority: CN
Inventors: 戴剑; 戴如明
Original assignee: Jiangsu Jinming Renewable Recovery Co ltd
Current assignee: Jiangsu Jinming Renewable Recovery Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2023-01-31
Anticipated expiration: 2042-04-29
Also published as: CN114811596A

Abstract

The invention relates to the technical field of sludge drying incinerator equipment, and discloses a drying sludge treatment cleaning incinerator which comprises a base, wherein an air inlet pipe orifice extending into an inner cavity of the base is fixedly installed at the bottom of the outer surface of the base, a spraying agent pipe orifice extending into the inner cavity of the base is arranged in the middle of the outer surface of the base, an incinerator body is fixedly installed at the top of the inner cavity of the base, a sludge inlet extending into the inner cavity of the incinerator body is arranged at the top of the incinerator body, and a transmission shaft rod is arranged at the bottom of the inner cavity of the sludge inlet. The drying sludge treatment clean incinerator can impact the sludge conveyed in the sludge inlet on the incinerator body and enable the sludge to be dispersed on the concave curved surface at the top of the incinerator body through the arrangement of the transmission shaft lever and the structure on the transmission shaft lever, and can cause downward impact force to the transmission shaft lever and adjust the conveying amount of additives in the air inlet pipe orifice through feedback while dispersing the sludge, and the proportional relation between the feeding amount of the sludge and the conveying amount of the additives can be automatically adjusted.

Description

Dry sludge treatment cleaning incinerator

Technical Field

The invention relates to the technical field of sludge drying incinerator equipment, in particular to a cleaning incinerator for dried sludge treatment.

Background

The incineration of the dried sludge is an important means for sludge treatment, organic matters in the sludge are oxidized at high temperature and converted into a small amount of ash so as to effectively reduce the pollution to the environment in the discharge process, and meanwhile, residual energy can be obtained from waste gas in the sludge incineration process, so that the sludge is effectively utilized, and the incineration is an ideal way for sludge treatment.

In order to improve the incineration efficiency of the dried sludge in the actual operation process, additives such as an ignition agent and a catalyst need to be added into the dried sludge, so that the dried sludge is fully incinerated, and the problem of secondary pollution caused in the emission process is solved, however, in the existing clean incinerator, the control of the input amount and the temperature of the dried sludge and the spraying amount of the additives are in a linear relation of a fixed proportion, so that when the dried sludge fluctuates due to sudden conditions in the input process, the temperature and the spraying amount of the additives cannot be timely fed back and adjusted, and the treatment effect of the clean incinerator on the dried sludge is greatly influenced;

in addition, the spraying of the additive in the existing clean incinerator is put together with the sludge, so that the additive is mostly distributed on the surface of the sludge and cannot permeate into the sludge, and the incineration efficiency of the dried sludge is low.

Therefore, a clean incinerator for drying sludge is needed to solve the above-mentioned disadvantages of the prior incinerator in the using process.

Disclosure of Invention

Technical problem to be solved

The invention provides a dried sludge treatment clean incinerator, which has the advantages of automatically making feedback adjustment on the temperature and the spraying amount of an additive according to the putting amount of sludge, fully mixing the additive with dried sludge, and making the clean incinerator have good treatment effect on the dried sludge and higher incineration efficiency, and solves the problems that in the existing clean incinerator, when the putting amount and the temperature of the dried sludge are controlled and the spraying amount of the additive is in a linear relation of a fixed proportion, the temperature and the spraying amount of the additive cannot be timely fed back and adjusted when the dried sludge fluctuates due to sudden conditions in the putting process, and the treatment effect of the clean incinerator on the dried sludge is greatly influenced; in addition, the spraying of the additive in the existing clean incinerator is put together with the sludge, so that the additive is mostly distributed on the surface of the sludge and cannot permeate into the sludge, and further the incineration efficiency of the dry sludge is low.

(II) technical scheme

The invention provides the following technical scheme: the utility model provides a mummification sludge treatment clean burning furnace that burns, includes the base, the bottom fixed mounting of base surface has the air inlet pipe mouth that extends to in its inner chamber, and the middle part of its surface is equipped with the spray mouth of pipe that extends to in its inner chamber, the top fixed mounting of base inner chamber has the burning furnace body, and is equipped with the sludge inlet who extends to in its inner chamber at the top of burning furnace body, the bottom of sludge inlet inner chamber is equipped with the transmission axostylus axostyle, the bottom of transmission axostylus axostyle surface is fixed to be cup jointed spacing axle sleeve to form the transmission through compression spring and the bottom of base and be connected, the top of transmission axostylus axostyle just is located fixed mounting has the high-temperature dish group among the inner chamber of burning furnace body.

Preferably, the top of the high-temperature plate group is provided with a concave conical structure, and a vertically-penetrating air circulation hole is formed in the high-temperature plate group.

Preferably, an electric heating disc is fixedly sleeved between the air inlet pipe orifice and the spray pipe orifice which are positioned at the middle part of the inner cavity of the base, a mounting slotted hole is formed in the bottom end of the base, and a pressure spring is arranged in the base to form transmission connection with the transmission shaft rod.

Preferably, the bottom of the inner cavity of the incinerator body is fixedly sleeved with a separation disc group, the middle part of the separation disc group is provided with a through hole, the inner diameter of the through hole is larger than the outer diameter of the transmission shaft rod, and the outer surface of the separation disc group is provided with a sewage discharge groove extending to the outside of the incinerator body.

Preferably, the bottom end of the sludge inlet is provided with a pressure sensor, and the pressure sensor is in electric feedback connection with the control system, so that the conveying proportion of the additive on the nozzle of the spray nozzle and the dried sludge on the sludge inlet in the cleaning incinerator is adjusted according to the pressure fed back by the transmission shaft rod.

(III) advantageous effects

The invention has the following beneficial effects:

1. this clean burning furnace that burns of mummification sludge treatment, to the setting of transmission axostylus axostyle and its upper structure, can form the impact to the mud of carrying into in the mud import on the burning furnace body, and make its dispersion on the indent curved surface at its top, in the dispersion mud, can cause decurrent impact force and adjust the delivery volume to the additive in the air inlet pipe mouth through the feedback to the transmission axis pole, compare with current burning furnace, but the proportional relation between the input volume of automatically regulated mud and the additive delivery volume, and then effectively improved this clean burning furnace to the treatment effeciency and the incineration efficiency of mummification mud.

2. This clean burning furnace that burns of mummification sludge treatment, to the setting of the mouth of pipe of spray and the mouth of pipe of admitting air, and the setting of high-temperature plate group on the cooperation transmission axostylus axostyle, utilize high-temperature air that high-speed flows and drive additive rebound, and strike it to the inside by the mummification mud of high-temperature plate group dispersion, do sludge high temperature heating on the indent curved surface to high-temperature plate group, when burning, the intensive mixing between additive and the mummification mud has been realized, this clean burning furnace that burns has further improved is to the treatment effect and the incineration efficiency of mummification mud.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a schematic structural diagram of a base according to the present invention;

FIG. 4 is a schematic structural view of an incinerator body according to the present invention;

fig. 5 is a schematic structural view of the transmission shaft of the present invention.

In the figure: 1. a base; 2. an air inlet pipe orifice; 3. the nozzle of the spray agent; 4. incinerating the furnace body; 5. a sludge inlet; 6. a drive shaft; 7. a pressure spring; 8. an electric hot plate; 9. mounting a slotted hole; 10. a separator disc pack; 11. a sewage draining groove; 12. a high temperature disk set; 13. and a limiting shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a clean incinerator for treating dried sludge comprises a base 1, an air inlet pipe 2 extending into the inner cavity of the base 1 is fixedly installed at the bottom of the outer surface of the base 1 to deliver air into the clean incinerator to assist combustion of the dried sludge thereon, a spray pipe 3 extending into the inner cavity of the base 1 is installed at the middle of the outer surface of the base to deliver additives into the dried sludge thereon, so as to improve the treatment effect and incineration efficiency of the dried sludge, an incinerator body 4 is fixedly installed at the top of the inner cavity of the base 1, a sludge inlet 5 extending into the inner cavity of the incinerator body 4 is installed at the top of the incinerator body 4 to deliver the dried sludge of a corresponding proportion into the clean incinerator, a transmission shaft 6 is installed at the bottom of the inner cavity of the sludge inlet 5, as shown in fig. 5, a limit shaft sleeve 13 is fixedly sleeved at the bottom of the outer surface of the transmission shaft 6, and is in transmission connection with the bottom end of the base 1 through a pressure spring 7, so as to keep the transmission shaft 6 always having an upward force tendency, a high-temperature shaft set 12 is fixedly installed at the top of the transmission shaft 6 and is located in the inner cavity of the incinerator body 4 to carry the dried sludge to carry the sludge to be incinerated.

In this technical scheme, the top of high-temperature plate group 12 is established to the toper structure of indent, and is equipped with the circulation gas pocket that runs through from top to bottom in its inside to guide high temperature air current to carry out high temperature incineration treatment to the mummified sludge on it, simultaneously, the density of circulation gas pocket is less so that mummified sludge on it is in the effect of high temperature air current and difficult the inner chamber of falling to base 1 down.

As shown in fig. 3, in the present technical solution, an electric heating tray 8 is fixedly sleeved between the air inlet pipe 2 and the spray pipe 3 at the middle of the inner cavity of the base 1, so as to generate an upward high-temperature air flow in the inner cavities of the base 1 and the incinerator body 4, and incinerate the dried sludge thereon, and at the same time, the additive delivered from the spray pipe 3 can be impacted into the dried sludge on the top of the high-temperature disc set 12 at a high speed, so as to sufficiently mix with the dried sludge, a mounting slot 9 is opened inside the bottom end of the base 1, and a pressure spring 7 is provided inside the base 1 to form a transmission connection with the transmission shaft lever 6.

As shown in fig. 4, in the present technical solution, the bottom of the inner cavity of the incinerator body 4 is fixedly sleeved with a partition disk group 10 having a through hole at the middle part, and the inner diameter of the through hole is larger than the outer diameter of the transmission shaft lever 6, when the transmission shaft lever 6 is accommodated, the high temperature air flow can be guided to circulate, and the outer surface of the partition disk group 10 is provided with a sewage discharge groove 11 extending to the outside of the incinerator body 4 for discharging ash after the high temperature incineration of the dried sludge.

Among this technical scheme, the bottom of mud import 5 is equipped with pressure sensor to form electric feedback between with control system and be connected, and then according to the pressure size of feedback on the transmission axostylus axostyle 6 and adjust the transport proportion of additive and the mud import 5 go up drying sludge on the spray mouth of pipe 3 in this clean burning furnace, further improve this clean burning furnace to the treatment effect and the incineration efficiency of mummified sludge.

The use method and the working principle of the embodiment are as follows:

connecting various pipeline systems and control systems in the clean incinerator according to the content, starting the clean incinerator to convey high-speed flowing air into the clean incinerator through the air inlet pipe orifice 2, simultaneously heating the flowing air under the action of the electric heating disc 8 on the base 1, and driving the additive conveyed in the spray pipe orifice 3 to flow upwards at a high speed;

meanwhile, the dried sludge is conveyed to the top of a high-temperature disc group 12 on a transmission shaft lever 6 in the inner cavity of the incinerator body 4 through a sludge inlet 5, and is dispersed on the concave outer surface of the high-temperature disc group 12 under the impact of the conical structure of the high-temperature disc group 12, and then high-temperature airflow carries additives to impact the dispersed dried sludge through circulation air holes in the high-temperature disc group 12, so that the additives are fully mixed and heated, and the high-temperature incineration treatment of the dried sludge is realized;

and under the impact influence of the sludge conveyed in the sludge inlet 5 on the high-temperature disc group 12 on the transmission shaft lever 6, the whole body moves downwards and compresses the pressure spring 7 in the mounting groove hole 9 on the base 1, the conveying amount of the sludge in the high-temperature disc group 12 is fed back through the pressure sensor, and then the conveying amount of the additive in the air inlet pipe orifice 2 is adjusted by the control system, so that the treatment effect and the incineration efficiency of the clean incinerator on the dried sludge are effectively improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 dry sludge handles clean burning furnace that burns, includes base (1), the bottom fixed mounting of base (1) surface has air inlet pipe mouth (2) that extend to in its inner chamber, and the middle part of its surface is equipped with spray mouth of pipe (3) that extend to in its inner chamber, its characterized in that: the incinerator body (4) is fixedly mounted at the top of the inner cavity of the base (1), a sludge inlet (5) extending into the inner cavity of the incinerator body (4) is formed in the top of the incinerator body (4), a transmission shaft lever (6) is arranged at the bottom of the inner cavity of the sludge inlet (5), a limiting shaft sleeve (13) is fixedly sleeved at the bottom of the outer surface of the transmission shaft lever (6) and is in transmission connection with the bottom end of the base (1) through a pressure spring (7), and a high-temperature disc group (12) is fixedly mounted at the top end of the transmission shaft lever (6) and located in the inner cavity of the incinerator body (4);

the bottom of the sludge inlet (5) is provided with a pressure sensor and is connected with a control system in an electric feedback way, so that the conveying proportion of the additive on the spray pipe orifice (3) and the drying sludge on the sludge inlet (5) in the cleaning incinerator is adjusted according to the pressure fed back on the transmission shaft lever (6).

2. The dewatered sludge treatment cleaning incinerator according to claim 1, characterized in that: the top of the high-temperature plate group (12) is designed to be of an inwards concave conical structure, and a vertically penetrating air circulation hole is formed in the high-temperature plate group.

3. The dewatered sludge treatment cleaning incinerator according to claim 2, characterized in that: the spray nozzle is characterized in that an electric heating disc (8) is fixedly sleeved between the air inlet nozzle (2) and the spray nozzle (3) which are positioned at the middle part of the inner cavity of the base (1), a mounting slotted hole (9) is formed in the bottom end of the base (1), and a pressure spring (7) is arranged in the electric heating disc to be in transmission connection with the transmission shaft lever (6).

4. The dewatered sludge treatment cleaning incinerator according to claim 3, characterized in that: the bottom of the inner cavity of the incinerator body (4) is fixedly sleeved with a separation disc set (10) with a through hole in the middle, the inner diameter of the through hole is larger than the outer diameter of the transmission shaft lever (6), and a sewage discharge groove (11) extending to the outside of the incinerator body (4) is formed in the outer surface of the separation disc set (10).