CN220436552U

CN220436552U - Quenching tower

Info

Publication number: CN220436552U
Application number: CN202322126493.0U
Authority: CN
Inventors: 庞冬; 秦广庆; 李佃宝
Original assignee: Jinan Jicheng Environmental Protection Equipment Co ltd
Current assignee: Jinan Jicheng Environmental Protection Equipment Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-02
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a quenching tower, which comprises a main tower body, wherein an upper tower body is fixedly arranged right above the main tower body, the main tower body and the upper tower body are both provided with an outer cylinder body and an inner cylinder body, the outer side of the upper end of the outer cylinder body is fixedly provided with an atomization spray head, the inner side of the inner cylinder body is provided with a smoke auxiliary cooling mechanism, high-temperature smoke is uniformly and high-speed sprayed to the inner side of the tower body through a porous pipe on a smoke inlet, the smoke firstly absorbs part of heat through a heat collecting plate, a water cooling pipe is arranged in the heat collecting plate, the heat is further led to be led to a heat dissipation outer plate through water circulation, a water channel plate is arranged in the heat dissipation outer plate to further split cooling water, the heat is rapidly taken away through a heat dissipation fan, and the smoke is rapidly cooled by matching with the high-pressure cooling water atomized spray from the upper side to contact the smoke.

Description

Quenching tower

Technical Field

The utility model relates to the technical field of quench towers, in particular to a quench tower.

Background

The quenching tower is an important device in a hazardous waste incineration system, and the incineration flue gas is easy to reform into dioxin in the cooling process, and the quenching tower has the function of rapidly cooling the flue gas in a short time in a water cooling mode to destroy the temperature range formed by the reformation of the dioxin so as to avoid the re-synthesis of the dioxin.

The pressure atomizing nozzle of the quenching tower atomizes water into mist drops with small diameter, and the mist drops are directly subjected to mass transfer and heat transfer exchange with the flue gas, so that the sprayed water is evaporated by utilizing the heat of the flue gas, the flue gas is rapidly cooled to about 200 ℃ in the quenching tower, and the residence time of the flue gas in the quenching tower is less than 1s.

In the prior art structure, the inlet of the quenching tower is an elbow, the flue gas directly enters the quenching tower body through the elbow, at the moment, the flue gas is unevenly distributed, the flue gas rapidly rises after entering the inside of the tower body, the residence time of the flue gas is too short, so that atomized water drops are discharged from a smoke outlet without being in contact with the flue gas sufficiently, and the cooling effect is limited; the flue gas which is not uniformly distributed can lead the flue gas flow in a certain area to be larger than that in other areas, and the more the corresponding heat carried by the flue gas, the shorter the service life of the quenching tower caused by different heating of the tower body.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The present utility model provides a quench tower to overcome the above-mentioned problems of the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a quench tower, includes the main tower body, fixed mounting directly over the main tower body has the tower body, the main tower body all is equipped with outer barrel and interior barrel with the last tower body, the upper end outside fixed mounting of outer barrel has the atomizer, the auxiliary cooling mechanism of flue gas is installed to the inboard of interior barrel, the ash removal mechanism is installed in the outside of auxiliary cooling mechanism of flue gas, the high-pressure cooling water jet pipe is installed to the upper end inboard of main tower body, the inboard left end fixed mounting of going up the tower body has the lime of slaking jet pipe, auxiliary cooling mechanism of flue gas includes the thermal-arrest board, the water-cooling pipe is installed to the inboard of thermal-arrest board, the one end tip fixed mounting of water-cooling pipe has the heat dissipation planking, the inboard of heat dissipation planking is equipped with the water course, the water course other end fixed mounting of heat dissipation planking has circulating water pump, the other end fixed mounting of hose of heat dissipation planking, the other end and circulating water pump intercommunication of water-cooling pipe.

As a further scheme of the utility model, a smoke inlet is fixedly arranged at the left end of the bottom side of the main tower body, and a porous pipe is fixedly arranged at the inner side of the smoke inlet.

As a further scheme of the utility model, the number of the atomizing nozzles is common, the atomizing nozzles are uniformly arranged in circumference, the atomizing nozzles are communicated through a pipeline, and a tail pipe of the atomizing nozzle is provided with a booster pump.

As a further scheme of the utility model, the outer side of the main tower body is fixedly provided with a fixing frame, and the fixing frames are uniformly arranged in circumference.

As a further scheme of the utility model, the high-pressure cooling water injection pipe and the slaked lime injection pipe are uniformly provided with high-pressure spray heads at the inner side of the tower body.

As a further scheme of the utility model, a drain outlet is arranged in the center of the bottom of the main tower body, and a valve is arranged on the drain outlet of the main tower body.

As a further scheme of the utility model, the ash cleaning mechanism comprises an ash cleaning strip, the ash cleaning strip slides with the heat collecting plate, a fixed strip is fixedly arranged at the top end of the ash cleaning strip, a threaded sleeve is fixedly arranged at the front side of the top end of the fixed strip, a threaded rod is spirally connected with the inner side of the threaded sleeve, a servo motor is arranged at the left end of the threaded rod, and the servo motor is fixedly connected with the main tower body.

As a further scheme of the utility model, a sliding block is fixedly arranged at the rear side of the top end of the fixed strip, the inner side of the sliding block is connected with a sliding rod in a sliding manner, and the sliding rod is fixedly connected with the main tower body.

The beneficial effects of the utility model are as follows:

according to the utility model, through the main tower body, the upper tower body, the high-pressure cooling water injection pipe, the smoke auxiliary cooling mechanism and the like, high-temperature smoke is uniformly injected into the inner side of the tower body at a high speed through the porous pipe on the smoke inlet, the smoke firstly absorbs part of heat through the heat collecting plate, the water cooling pipe is arranged in the heat collecting plate, so that the heat is further brought to the heat dissipation outer plate through water flow circulation, the water channel plate is arranged in the heat dissipation outer plate to further split cooling water, the heat is quickly taken away through the heat dissipation fan, and the high-pressure cooling water is matched with the atomization injection from the upper part to contact with the smoke to take away the heat, so that the smoke is quickly cooled;

according to the utility model, the main tower body, the outer cylinder body, the inner cylinder body, the atomizing nozzle, the smoke inlet, the heat collecting plate and the like are arranged, the tower body adopts a double-layer design, the cooling water is atomized and sprayed between the outer cylinder body and the inner cylinder body through the atomizing nozzle, the inner cylinder body is subjected to auxiliary cooling through evaporation of the cooling water, and the high-temperature smoke is uniformly distributed into the tower through the smoke inlet of the porous pipe and enters the heat collecting plate, so that the direct contact between the high-temperature smoke and the tower body can be further avoided, the tower body can be uniformly heated and subjected to cooling treatment through the device, and the service life of the quenching tower is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing the overall external structure of a quenching tower according to an embodiment of the present utility model;

fig. 2 is a schematic view of an installation structure of a heat collecting plate of a quenching tower according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an installation structure of a heat collecting plate and a dust removing mechanism of a quenching tower according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing a mounting structure of a servo motor of a quenching tower according to an embodiment of the present utility model;

fig. 5 is a schematic view showing an installation structure of a water cooling pipe in a heat collecting plate of a quenching tower according to an embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view of a port of a smoke inlet pipe of a quench tower in accordance with an embodiment of the present utility model;

fig. 7 is a schematic view showing an installation structure of a high-pressure cooling water injection pipe and a slaked lime injection pipe of a quenching tower according to an embodiment of the present utility model.

In the figure:

1. a main tower body; 101. an outer cylinder; 102. an inner cylinder; 2. an upper tower body; 3. a smoke inlet; 4. a fixing frame; 5. a high-pressure cooling water injection pipe; 6. a slaked lime injection tube; 7. an atomizing nozzle; 8. a smoke auxiliary cooling mechanism; 81. a heat collecting plate; 82. a water-cooled tube; 83. a heat-dissipating outer plate; 84. a circulating water pump; 85. a heat radiation fan; 9. an ash removing mechanism; 91. ash removal strips; 92. fixing the strip; 93. a threaded sleeve; 94. a threaded rod; 95. a servo motor; 96. a slide block; 97. a sliding rod.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a quenching tower.

Referring to fig. 1-7 of the specification, a quench tower according to an embodiment of the present utility model includes a main tower body 1, an upper tower body 2 is fixedly installed directly above the main tower body 1, the main tower body 1 and the upper tower body 2 are both provided with an outer cylinder 101 and an inner cylinder 102, an atomization nozzle 7 is fixedly installed at the outer side of the upper end of the outer cylinder 101, a flue gas auxiliary cooling mechanism 8 is installed at the inner side of the inner cylinder 102, a dust cleaning mechanism 9 is installed at the outer side of the flue gas auxiliary cooling mechanism 8, a high pressure cooling water injection pipe 5 is installed at the inner side of the upper end of the main tower body 1, and a slaked lime injection pipe 6 is fixedly installed at the left end of the inner side of the upper tower body 2.

Referring to fig. 1-7 of the present disclosure, as a further aspect of the present disclosure, the flue gas auxiliary cooling mechanism 8 includes a heat collecting plate 81, a water cooling pipe 82 is installed on an inner side of the heat collecting plate 81, a heat dissipating outer plate 83 is fixedly installed at an end portion of one end of the water cooling pipe 82, a water channel is provided on an inner side of the heat dissipating outer plate 83, a hose is fixedly installed at another end of the water channel of the heat dissipating outer plate 83, a water circulating pump 84 is fixedly installed at another end of the hose of the heat dissipating outer plate 83, another end of the water cooling pipe 82 is communicated with the water circulating pump 84, liquid in the water cooling pipe 82 is made to flow rapidly by the water circulating pump 84, when flue gas passes through the heat collecting plate 81, the heat collecting plate 81 absorbs heat in the flue gas, the water cooling pipe 82 is further made to be brought to the heat dissipating outer plate 83 by water circulation in the heat collecting plate 81, the water channel is further provided in the heat dissipating outer plate 83 to split the cooling water, the heat is quickly taken away by the heat dissipating fan 85, and the high-pressure cooling water is assisted by the mechanism, so as to improve the cooling effect.

In another embodiment, referring to fig. 1-7 of the specification, as a further scheme of the present utility model, a smoke inlet 3 is fixedly installed at the left end of the bottom side of the main tower body 1, porous pipes are fixedly installed at the inner side of the smoke inlet 3, the number of the atomizing nozzles 7 is 6, the atomizing nozzles 7 are uniformly arranged in circumference, the atomizing nozzles 7 are communicated through pipes, a booster pump is installed at the tail pipe of the atomizing nozzle 7, a fixing frame 4 is fixedly installed at the outer side of the main tower body 1, the fixing frame 4 is uniformly arranged in circumference, a high-pressure cooling water injection pipe 5 and a slaked lime injection pipe 6 are uniformly arranged at the inner side of the tower body, a drain is arranged at the bottom center of the main tower body 1, a valve is installed on the drain of the main tower body 1, the high-temperature smoke is uniformly distributed and accelerated through the smoke inlet 3, after the smoke enters the tower body, the uniformly distributed smoke rapidly passes through the heat collecting plate 81, part of the heat is taken away, the heat is uniformly distributed from the upper side of the tower body through the high-pressure cooling water injection pipe 5, the heat is rapidly reduced from the upper side of the tower body through the slaked lime injection pipe, and the heat is rapidly discharged from the upper side of the tower body through the slaked lime injection pipe, and the flue gas is processed.

Referring to fig. 1-7 of the present disclosure, as a further aspect of the present disclosure, the ash cleaning mechanism 9 includes an ash cleaning bar 91, the ash cleaning bar 91 slides with the heat collecting plate 81, a fixed strip 92 is fixedly installed at a top end of the ash cleaning bar 91, a threaded sleeve 93 is fixedly installed at a front side of a top end of the fixed strip 92, a threaded rod 94 is spirally connected to an inner side of the threaded sleeve 93, a servo motor 95 is installed at a left end of the threaded rod 94, the servo motor 95 is fixedly connected with the main tower 1, a slider 96 is fixedly installed at a rear side of a top end of the fixed strip 92, a sliding rod 97 is slidingly connected to an inner side of the slider 96, the sliding rod 97 is fixedly connected with the main tower 1, the device drives the threaded rod 94 to rotate by opening the servo motor 95, the threaded rod 94 drives the threaded sleeve 93 to cooperate with the slider 96 and the sliding rod 97 to drive the fixed strip 92 to move, and then the fixed strip 91 is driven by the fixed strip 92 to move synchronously, and the ash cleaning bar 91 scrapes dust and dirt covered on the heat collecting plate 81, thereby improving an effect of heat absorption of the heat collecting plate 81.

When in use, the quenching tower can lead the whole suspension or the frame body to be fixed on the ground through the fixing frame 4 fixed on the outer side of the tower body, the tower body adopts a double-layer design, the cooling water is atomized and sprayed between the outer cylinder 101 and the inner cylinder 102 through the atomizing nozzle 7, the inner cylinder 102 is assisted in cooling through the evaporation of the cooling water, high-temperature flue gas is uniformly and high-speed sprayed to the inner side of the tower body through the porous pipe on the smoke inlet 3, the flue gas firstly passes through the heat collecting plate 81, the heat collecting plate 81 absorbs part of heat, the water cooling pipe 82 is arranged in the heat collecting plate 81, the heat is further led to the heat dissipation outer plate 83 through water flow circulation, the water channel plate is arranged in the heat dissipation outer plate 83 to further split the cooling water, the heat is rapidly taken away through the heat dissipation fan 85, this supplementary high-pressure cooling water of cover mechanism cools off, improves the cooling effect, evenly sprays from the top down through high-pressure cooling water injection pipe 5, the heat in the flue gas reduces rapidly, carries out desulfurization treatment through spraying slaked lime to the flue gas when the flue gas passes through tower body 2, discharge from the top exhaust pipe, this device drives threaded rod 94 through opening servo motor 95 and rotates, threaded rod 94 drives threaded sleeve 93 and rotates, cooperation slider 96 and slide rod 97 drive fixed rectangular 92 and remove, then drive ash removal strip 91 synchronous motion through fixed rectangular 92, ash removal strip 91 strikes off dust and dirt that cover on the heat collecting plate 81, the effect of heat absorption of heat collecting plate 81 is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. Quench tower, including main tower body (1), its characterized in that: an upper tower body (2) is fixedly arranged right above the main tower body (1), an outer cylinder body (101) and an inner cylinder body (102) are arranged on the main tower body (1) and the upper tower body (2), an atomization nozzle (7) is fixedly arranged on the outer side of the upper end of the outer cylinder body (101), a smoke auxiliary cooling mechanism (8) is arranged on the inner side of the inner cylinder body (102), a dust cleaning mechanism (9) is arranged on the outer side of the smoke auxiliary cooling mechanism (8), a high-pressure cooling water injection pipe (5) is arranged on the inner side of the upper end of the main tower body (1), and a lime slaking injection pipe (6) is fixedly arranged at the left end of the inner side of the upper tower body (2);

the flue gas auxiliary cooling mechanism (8) comprises a heat collecting plate (81), a water cooling pipe (82) is arranged on the inner side of the heat collecting plate (81), a heat dissipation outer plate (83) is fixedly arranged at one end part of the water cooling pipe (82), a water channel is arranged on the inner side of the heat dissipation outer plate (83), a hose is fixedly arranged at the other end of the water channel of the heat dissipation outer plate (83), a circulating water pump (84) is fixedly arranged at the other end of the hose of the heat dissipation outer plate (83), and the other end of the water cooling pipe (82) is communicated with the circulating water pump (84).

2. A quench tower as defined in claim 1, wherein: the left end of the bottom side of the main tower body (1) is fixedly provided with a smoke inlet (3), and the inner side of the smoke inlet (3) is fixedly provided with a porous pipe.

3. A quench tower as defined in claim 1, wherein: the number of the atomizing nozzles (7) is 6, the atomizing nozzles (7) are uniformly arranged on the circumference, the atomizing nozzles (7) are communicated through pipelines, and a booster pump is arranged on a tail pipe of the atomizing nozzle (7).

4. A quench tower as defined in claim 1, wherein: the outer side of the main tower body (1) is fixedly provided with a fixing frame (4), and the fixing frames (4) are uniformly arranged in circumference.

5. A quench tower as defined in claim 1, wherein: the high-pressure cooling water injection pipe (5) and the slaked lime injection pipe (6) are uniformly provided with high-pressure spray heads at the inner side of the tower body.

6. A quench tower as defined in claim 1, wherein: the sewage draining device is characterized in that a sewage draining outlet is arranged in the center of the bottom of the main tower body (1), and a valve is arranged on the sewage draining outlet of the main tower body (1).

7. A quench tower as defined in claim 1, wherein: the ash removal mechanism (9) comprises ash removal strips (91), the ash removal strips (91) slide with the heat collecting plate (81), fixed long strips (92) are fixedly arranged at the top ends of the ash removal strips (91), threaded sleeves (93) are fixedly arranged at the front sides of the top ends of the fixed long strips (92), threaded rods (94) are spirally connected with the inner sides of the threaded sleeves (93), servo motors (95) are arranged at the left ends of the threaded rods (94), and the servo motors (95) are fixedly connected with the main tower body (1).

8. A quench tower as defined in claim 7, wherein: the top rear side of the fixed strip (92) is fixedly provided with a sliding block (96), the inner side of the sliding block (96) is connected with a sliding rod (97) in a sliding mode, and the sliding rod (97) is fixedly connected with the main tower body (1).