CN214700734U

CN214700734U - Flue gas waste heat exchange reaction device based on sludge low-temperature drying

Info

Publication number: CN214700734U
Application number: CN202120810333.6U
Authority: CN
Inventors: 夏玉坤; 沈飞凯; 张强; 赵江舟; 金喆浩; 许晗; 钱志江
Original assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Current assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-12
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a flue gas waste heat exchange reaction unit based on mummification of mud low temperature, include the support and fix the burning furnace that burns at the support top, the top of support is fixed with impurity filtration jar, impurity filtration jar's inner wall is fixed with the impurity filter screen, the top of support is fixed with flourishing water section of thick bamboo, and the top that impurity filtration jar surface was crossed is fixed with the high temperature draught fan, and the air intake of high temperature draught fan communicates through the gas outlet of first pipe with burning furnace, and the place ahead intercommunication on jar surface is crossed through second pipe and impurity to the air outlet of high temperature draught fan, the utility model relates to a mud incineration disposal technical field. This flue gas waste heat exchange reaction unit based on mummification of mud low temperature, through the setting of drive atmospheric pressure dust removal mechanism, be convenient for utilize atmospheric pressure to blow off the ash bed on impurity filter screen surface, prevent that the impurity filter screen from blockking up, and through the setting of impurity collection mechanism, be convenient for collect the processing to impurity, can not influence the emission of flue gas.

Description

Flue gas waste heat exchange reaction device based on sludge low-temperature drying

Technical Field

The utility model relates to a sludge incineration handles technical field, specifically is a flue gas waste heat exchange reaction unit based on mummification of mud low temperature.

Background

In recent years, with the accelerated increase of sewage quantity and treatment rate in cities in China, the sludge quantity is accelerated, the sludge is a byproduct after sewage treatment, is a non-uniform body consisting of organic matters, bacterial thalli, pathogens, non-polar particles, colloids, heavy metals and the like, and if the sludge is not properly treated, the sludge harms the health of people around, causes secondary pollution to the surrounding environment, leads to the achievement of the sewage treatment effect, and greatly reduces the environmental benefit and the social benefit of sewage treatment. Therefore, it is necessary to comprehensively treat the sludge generated by the municipal sewage treatment plant and reduce the secondary pollution caused by the municipal sludge to the maximum extent.

The mud is generally directly discharging the flue gas that produces after carrying out the mummification, and impurity in the flue gas is generally filtered through the filter screen, but has been of a specified duration easily causes the filter screen to block up, influences the emission of flue gas, and the heat in the flue gas can not obtain recycle, causes thermal loss, consequently, the utility model provides a flue gas waste heat exchange reaction device based on mud low temperature mummification to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a flue gas waste heat exchange reaction unit based on mummification of mud low temperature has solved the general direct emission of flue gas that dirty mud produced after carrying out the mummification, and impurity in the flue gas is generally filtered through the filter screen, but has nevertheless been of a specified duration and has easily caused the filter screen to block up, influences the emission of flue gas, and the heat in the flue gas can not obtain recycle, causes the problem of heat loss.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a flue gas waste heat exchange reaction unit based on mummification of mud low temperature, includes the support and fixes the burning furnace that burns at the support top, the top of support is fixed with impurity filtration jar, impurity filtration jar's inner wall is fixed with the impurity filter screen, the top of support is fixed with flourishing water section of thick bamboo, the top that impurity filtration jar surface was fixed with the high temperature draught fan, the air intake of high temperature draught fan communicates through the gas outlet of first pipe with burning furnace, the place ahead intercommunication on jar surface is filtered through second pipe and impurity to the air outlet of high temperature draught fan, through rolling over the pipe intercommunication between the place ahead on the rear of impurity filtration jar surface and flourishing water section of thick bamboo surface, impurity filters and is provided with drive atmospheric pressure dust removal mechanism on the jar, still be provided with impurity collection mechanism on the impurity filtration jar.

Preferably, drive atmospheric pressure dust removal mechanism is including fixing the piston cylinder in impurity filtration jar surface top, impurity filtration jar surface's top is fixed with the fixed disk through branch, the inner wall sliding connection of piston cylinder has the piston, the top of fixed disk is fixed with the motor, the output shaft of motor is fixed with the drive shaft that runs through on the fixed disk.

Preferably, the fixed surface of drive shaft has the carousel, the surperficial rotation of carousel is connected with even piece, the fixed surface of piston has the fixed strip, it is connected to rotate between the surface of even piece and the fixed strip surface, the place ahead intercommunication of a piston section of thick bamboo has the connecting pipe, the one end of connecting pipe runs through the impurity filtering tank and extends to the inside of impurity filtering tank, the one end intercommunication of connecting pipe has the cover of blowing.

Preferably, the impurity collecting mechanism comprises a through groove arranged below the surface of the impurity filtering tank and a vibrating motor fixed on the left side of the surface of the impurity filtering tank, the inner wall of the through groove is fixed with a rectangular discharging pipe, and the inner wall of the rectangular discharging pipe is embedded with a sealing plug.

Preferably, the inside of flourishing water drum is provided with the spiral heat pipe, the one end of spiral heat pipe and the one end intercommunication of rolling over the pipe, the other end intercommunication of spiral heat pipe has the blast pipe, the one end of blast pipe runs through flourishing water drum and extends the outside of flourishing water drum.

Preferably, the upper part of the surface of the water containing barrel is communicated with a water inlet pipe, and the lower part of the surface of the water containing barrel is communicated with a water discharge pipe.

Advantageous effects

The utility model provides a flue gas waste heat exchange reaction unit based on mummification of mud low temperature. Compared with the prior art, the method has the following beneficial effects:

(1) the flue gas waste heat exchange reaction device based on sludge low-temperature drying comprises a piston cylinder fixed above the surface of an impurity filtering tank, a fixed disc is fixed above the surface of the impurity filtering tank through a supporting rod, the inner wall of the piston cylinder is connected with a piston in a sliding manner, a motor is fixed at the top of the fixed disc, a driving shaft penetrating through the fixed disc is fixed on an output shaft of the motor, a turntable is fixed on the surface of the driving shaft, a connecting block is rotatably connected on the surface of the turntable, a fixing strip is fixed on the surface of the piston, the surface of the connecting block is rotatably connected with the surface of the fixing strip, a connecting pipe is communicated in front of the piston cylinder, one end of the connecting pipe penetrates through the impurity filtering tank and extends into the impurity filtering tank, one end of the connecting pipe is communicated with an air blowing cover, and through the arrangement of a driving air pressure dust removing mechanism, an ash layer on the surface of the impurity filtering tank is conveniently blown down by air pressure, prevent that the impurity filter screen from blockking up, and through the setting of impurity collection mechanism, be convenient for collect the processing to impurity, can not influence the emission of flue gas.

(2) This flue gas waste heat exchange reaction unit based on mummification of mud low temperature is provided with the spiral heat pipe through the inside at flourishing water drum, the one end of spiral heat pipe and the one end intercommunication of rolling over the pipe, the other end intercommunication of spiral heat pipe has the blast pipe, the one end of blast pipe runs through flourishing water drum and extends the outside of flourishing water drum, through the setting of spiral heat pipe, be convenient for with the heat transfer in the flue gas to the cold water in the flourishing water drum, heat cold water, the realization is to thermal reuse.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a three-dimensional cross-sectional view of the structure of the impurity filtering tank of the present invention;

fig. 3 is a three-dimensional sectional view of the piston cylinder structure of the present invention;

fig. 4 is a bottom view of the fixing plate structure of the present invention;

FIG. 5 is a perspective view of the local structure of the present invention;

fig. 6 is a perspective view of the spiral heat conducting pipe structure of the present invention.

In the figure: 1-bracket, 2-incinerator, 3-impurity filtering tank, 4-impurity filtering screen, 5-water containing barrel, 6-high temperature induced draft fan, 7-first conduit, 8-driving air pressure dedusting mechanism, 801-piston barrel, 802-supporting rod, 803-fixed disk, 804-piston, 805-motor, 806-driving shaft, 807-rotary disk, 808-connecting block, 809-fixing strip, 810-connecting pipe, 811-blowing cover, 9-impurity collecting mechanism, 901-through groove, 902-vibrating motor, 903-rectangular discharging pipe, 904-sealing plug, 10-second conduit, 11-folding pipe, 12-spiral heat conducting pipe, 13-exhaust pipe, 14-water inlet pipe and 15-water discharging pipe.

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. 1-6, the present invention provides a technical solution: a flue gas waste heat exchange reaction device based on sludge low-temperature drying comprises a support 1 and an incinerator 2 fixed on the top of the support 1, wherein an impurity filtering tank 3 is fixed on the top of the support 1, an impurity filtering screen 4 is fixed on the inner wall of the impurity filtering tank 3, a water containing barrel 5 is fixed on the top of the support 1, a high-temperature induced draft fan 6 is fixed above the surface of the impurity filtering tank 3, control with external power source electric connection and through control switch, the air intake of high temperature draught fan 6 communicates through the gas outlet of first pipe 7 with burning furnace 2, the place ahead intercommunication on 3 surfaces of second pipe 10 and impurity filtering jar is passed through to the air outlet of high temperature draught fan 6, communicate through the folded tube 11 between the place ahead on the rear on 3 surfaces of impurity filtering jar and flourishing water section of thick bamboo 5 surfaces, be provided with drive atmospheric pressure dust removal mechanism 8 on the impurity filtering jar 3, still be provided with impurity collection mechanism 9 on the impurity filtering jar 3.

The driving air pressure dust removing mechanism 8 comprises a piston cylinder 801 fixed above the surface of the impurity filtering tank 3, the sealing performance is good, a fixed disc 803 is fixed above the surface of the impurity filtering tank 3 through a support rod 802, a piston 804 is connected to the inner wall of the piston cylinder 801 in a sliding mode, a motor 805 is fixed to the top of the fixed disc 803, the fixed disc is electrically connected with an external power supply and is controlled through a control switch, a driving shaft 806 penetrating through the fixed disc 803 is fixed to an output shaft of the motor 805, a rotating disc 807 is fixed to the surface of the driving shaft 806, a connecting block 808 is rotatably connected to the surface of the rotating disc 807, a fixing strip 809 is fixed to the surface of the piston 804, the surface of the connecting block 808 is rotatably connected with the surface of the fixing strip 809, a connecting pipe 810 is communicated with the front of the piston cylinder 801, one end of the connecting pipe 810 penetrates through the impurity filtering tank 3 and extends into the impurity filtering tank 3, and one end of the connecting pipe 810 is communicated with an air blowing cover 811.

Impurity collection mechanism 9 is including seting up logical groove 901 and fixing at the left vibrating motor 902 in impurity filtration jar 3 surperficial below, with external power source electric connection and control through control switch, be convenient for will drop the impurity vibration to leading to groove 901 department, lead to the groove 901 inner wall and be fixed with the rectangle and arrange material pipe 903, the rectangle is arranged the inner wall of expecting pipe 903 and is inlayed and be equipped with sealing plug 904.

The inside of flourishing water drum 5 is provided with spiral heat pipe 12, and the one end of spiral heat pipe 12 and the one end intercommunication of dog-leg 11, the other end intercommunication of spiral heat pipe 12 have blast pipe 13, and the one end of blast pipe 13 runs through flourishing water drum 5 and extends the outside of flourishing water drum 5, and the top intercommunication on flourishing water drum 5 surface has inlet tube 14, and the below intercommunication on flourishing water drum 5 surface has bleeder 15.

And those not described in detail in this specification are well within the skill of those in the art.

When the device works, sludge is put into an incinerator 2 for drying incineration, then a high-temperature draught fan 6 is started to extract generated smoke into an impurity filtering 3 tank through a first guide pipe 7 and a second guide pipe 10, impurities in the smoke are filtered by an impurity filtering screen 4, the filtered high-temperature smoke enters a spiral heat conduction pipe 12 through a folding pipe 11, the smoke transfers heat to water in a water containing barrel 5 through the spiral heat conduction pipe 12, the cooled smoke is discharged through an exhaust pipe 13, in order to avoid the blockage of the impurity filtering screen 4, a motor 805 is started, a driving shaft 806 is further used for driving a turntable 807 to rotate, a fixing strip 809 is further driven to reciprocate back and forth through a connecting block 808, a piston 804 is further driven to reciprocate back and forth in a piston barrel 801, impurities on the impurity filtering screen 4 are rapidly blown off by air pressure in cooperation with the connecting pipe 810 and a blowing cover 811, and then a vibration motor 902 is started, the impurity filtering tank 3 is driven to vibrate integrally, so that impurities can be concentrated to enter the rectangular discharging pipe 903 through the through groove 901, and then the impurities can be taken out by opening the sealing plug 904.

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 flue gas waste heat exchange reaction unit based on mummification of mud low temperature, includes support (1) and fixes burning furnace (2) burning furnace (1) top, its characterized in that: an impurity filtering tank (3) is fixed at the top of the bracket (1), an impurity filtering screen (4) is fixed on the inner wall of the impurity filtering tank (3), a water containing barrel (5) is fixed at the top of the bracket (1), a high-temperature induced draft fan (6) is fixed above the surface of the impurity filtering tank (3), the air inlet of the high-temperature induced draft fan (6) is communicated with the air outlet of the incinerator (2) through a first conduit (7), the air outlet of the high-temperature induced draft fan (6) is communicated with the front of the surface of the impurity filtering tank (3) through a second conduit (10), the rear part of the surface of the impurity filtering tank (3) is communicated with the front part of the surface of the water containing barrel (5) through a folding pipe (11), a driving air pressure dust removal mechanism (8) is arranged on the impurity filtering tank (3), the impurity filtering tank (3) is also provided with an impurity collecting mechanism (9).

2. The flue gas waste heat exchange reaction device based on low-temperature sludge drying is characterized in that: drive atmospheric pressure dust removal mechanism (8) are including fixing piston cylinder (801) in impurity filter tank (3) surface top, impurity filter tank (3) surface top is fixed with fixed disk (803) through branch (802), the inner wall sliding connection of piston cylinder (801) has piston (804), the top of fixed disk (803) is fixed with motor (805), the output shaft of motor (805) is fixed with drive shaft (806) that run through on fixed disk (803).

3. The flue gas waste heat exchange reaction device based on low-temperature sludge drying is characterized in that: the surface of the driving shaft (806) is fixed with a rotary disc (807), the surface of the rotary disc (807) is connected with a connecting block (808) in a rotating mode, the surface of the piston (804) is fixed with a fixing strip (809), the surface of the connecting block (808) is connected with the surface of the fixing strip (809) in a rotating mode, a connecting pipe (810) is communicated with the front of the piston cylinder (801), one end of the connecting pipe (810) penetrates through the impurity filtering tank (3) and extends into the impurity filtering tank (3), and one end of the connecting pipe (810) is communicated with an air blowing cover (811).

4. The flue gas waste heat exchange reaction device based on low-temperature sludge drying is characterized in that: the impurity collecting mechanism (9) comprises a through groove (901) formed below the surface of the impurity filtering tank (3) and a vibration motor (902) fixed on the left side of the surface of the impurity filtering tank (3), a rectangular discharging pipe (903) is fixed on the inner wall of the through groove (901), and a sealing plug (904) is embedded in the inner wall of the rectangular discharging pipe (903).

5. The flue gas waste heat exchange reaction device based on low-temperature sludge drying is characterized in that: the water containing cylinder (5) is internally provided with a spiral heat conducting pipe (12), one end of the spiral heat conducting pipe (12) is communicated with one end of a folded pipe (11), the other end of the spiral heat conducting pipe (12) is communicated with an exhaust pipe (13), and one end of the exhaust pipe (13) penetrates through the water containing cylinder (5) and extends out of the water containing cylinder (5).

6. The flue gas waste heat exchange reaction device based on low-temperature sludge drying is characterized in that: the upper part of the surface of the water containing barrel (5) is communicated with a water inlet pipe (14), and the lower part of the surface of the water containing barrel (5) is communicated with a water discharge pipe (15).