CN211936204U

CN211936204U - Printing and dyeing waste gas purification treatment system

Info

Publication number: CN211936204U
Application number: CN202020465754.5U
Authority: CN
Inventors: 吴昌盛; 吴豪洛
Original assignee: Shaoxing County Tianyu Printing&dyeing Co ltd
Current assignee: Shaoxing County Tianyu Printing&dyeing Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-17
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a printing and dyeing exhaust purification processing system, including the spray set that connects gradually, electrostatic treatment ware and emission chimney, spray set includes the tower body, a plurality of spray ring canals, a plurality of atomizing shower heads, the water tank, the working shaft, the delivery pipe, the upper portion of tower body is for being the bore taper portion that vertical ascending orientation dwindles gradually, a plurality of spray ring canals set up in the taper portion and the radius dwindles gradually along the ascending orientation of taper portion, are provided with the dehydration structure in the waste gas exit tube, and the tower body lower part is provided with heat transfer mechanism. The utility model has the advantages of it is following and effect: a plurality of spray ring pipe settings are in the toper portion and the bore dwindles along vertical ascending direction gradually, and the atomizing shower head on a plurality of spray ring pipes sprays and to spray the washing by the efficient to waste gas this moment, is provided with the dehydration structure simultaneously in the bottom of toper portion and can dewater at waste gas output in-process, and the heat transfer mechanism of tower body lower part can realize utilizing the heat in the waste gas, the energy saving.

Description

Printing and dyeing waste gas purification treatment system

Technical Field

The utility model relates to a waste gas treatment technical field, in particular to printing and dyeing exhaust purification processing system.

Background

At present, the waste gas of the setting machine is treated by treatment process methods such as a mechanical purification method, a spray washing method, an electrostatic dust removal method and the like. An electrostatic dust removal method: the principle is that a large amount of positive and negative ions and electrons are generated in an electrostatic field, so that oil smoke particles carry charges, and the charged particles move to a dust collecting electrode and are deposited on the dust collecting electrode under the action of the electric field force, so that the aim of separating oil smoke particles from waste gas is fulfilled. The electrostatic dust removal purification has a high effect of removing fine particles, and simultaneously generates hydroxyl radicals and ozone which can oxidize organic gas, so that the electrostatic dust removal purification has a good effect of eliminating foul smell in waste gas; therefore, the method has obvious advantages in the aspect of waste gas treatment application of the setting machine.

At present, chinese patent with an authorization notice number of CN209596837U and an authorization notice date of 2019, 11 and 8 discloses a printing and dyeing waste gas purification system, which comprises a spray box, wherein a water tank is fixedly connected to the back of the spray box, a spray device is arranged at the top of the water tank, the top of the spray box is communicated with a delivery pipe, one end of the delivery pipe, which is far away from the spray box, is communicated with an electrostatic purifier, and the right side of the electrostatic purifier is communicated with a photolysis plasma purifier.

In the above printing and dyeing exhaust gas purification system, the purification treatment of the exhaust gas is realized by spraying, electrostatic adsorption, and photolysis, but when the exhaust gas is subjected to the spraying treatment, the cleaning effect of the exhaust gas is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a printing and dyeing exhaust purification processing system can improve the washing effect that sprays to waste gas.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a printing and dyeing exhaust purification processing system, is including spray set, electrostatic treatment ware and the emission chimney that connects gradually, spray set has waste gas to advance to manage and the top has the tower body of waste gas exit tube including the bottom, a plurality of spray ring canals of setting in the tower body, a plurality of atomization shower head of installing on spray ring canals, set up at the tower body bottom and with the communicating water tank of tower body bottom, set up the working shaft in the water tank, connect the delivery pipe between working shaft and a plurality of spray ring canals, the upper portion of tower body is for being the bore along the toper portion that vertical ascending direction reduces gradually, and is a plurality of spray ring canals setting in the toper portion and the radius reduces gradually along the ascending direction of toper portion, be provided with dehydration structure in the waste gas exit tube, the tower body lower part is provided with.

The utility model discloses a further set up to: the spray head of the atomization spray head is obliquely and downwards arranged towards the middle part of the tower body.

The utility model discloses a further set up to: the water supply device is characterized in that a filtering mechanism is arranged at the water inlet of the water supply pump, a stepped threaded pipe is arranged at the water inlet of the water supply pump, and the filtering mechanism comprises a first filtering cup which is in threaded connection with the threaded pipe, a second filtering cup which is in threaded connection with the threaded pipe and sleeved on the first filtering cup.

The utility model discloses a further set up to: the dehydration structure is a rotational flow plate arranged in the waste gas outlet pipe.

The utility model discloses a further set up to: the heat exchange mechanism comprises a heat exchange tube, cold water inlet tubes and hot water outlet tubes, wherein the heat exchange tube is arranged in the tower body and is spirally extended with a radius gradually increasing along the vertical downward direction, the cold water inlet tubes are arranged between the tower body and the upper ends of the heat exchange tube, and the hot water outlet tubes are arranged between the tower body and the lower ends of the heat exchange tube.

The utility model discloses a further set up to: the waste gas inlet pipe is connected with one end of the tower body and is obliquely and downwards arranged towards the direction close to the tower body.

To sum up, the utility model discloses following beneficial effect has:

1. the plurality of spray ring pipes are arranged in the conical part, the calibers of the spray ring pipes are gradually reduced along the vertical upward direction, at the moment, the spray of the atomizing spray heads on the plurality of spray ring pipes can efficiently spray and wash the waste gas, meanwhile, the bottom of the conical part is provided with a dehydration structure which can dehydrate in the waste gas output process, and a heat exchange mechanism at the lower part of the tower body can realize the utilization of heat in the waste gas and save energy;

2. because the waste gas flows upwards along the tower body, the spray head of the atomizing spray head is arranged downwards in an inclined way towards the direction of the middle part of the tower body, so that the spraying and washing effect on the waste gas can be improved;

3. a filtering mechanism is arranged at the water inlet of the water supply pump, and comprises a first filtering cup and a second filtering cup, so that the water entering the water supply pump is subjected to double filtering, and the occurrence of blocking of an atomizing spray head is reduced;

4. the heat exchange tube is a spiral extending structure with the radius gradually increasing along the vertical downward direction, at the moment, in the process that waste gas rises upwards along the tower body, the waste gas can heat the heat exchange tube, and at the moment, cold water input by the cold water inlet tube can be discharged along the hot water outlet tube after being heated at the heat exchange tube, so that the heat energy in the waste gas is utilized.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the spraying device of the present invention;

fig. 3 is a partially enlarged view at a in fig. 2.

Reference numerals: 1. a spraying device; 11. a tower body; 111. a tapered portion; 112. an exhaust gas inlet pipe; 113. an exhaust gas outlet pipe; 12. a spray ring pipe; 13. an atomizing spray header; 14. a water tank; 15. a water supply pump; 151. a threaded pipe; 16. a water supply pipe; 2. an electrostatic processor; 3. discharging a chimney; 4. a dewatering structure; 5. a heat exchange mechanism; 51. a heat exchange pipe; 52. a cold water inlet pipe; 53. a hot water outlet pipe; 6. a filtering mechanism; 61. a first filter cup; 62. a second filter cup.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a printing and dyeing waste gas purification treatment system comprises a spraying device 1, an electrostatic processor 2 and a discharge chimney 3 which are connected in sequence, wherein the spraying device 1, the electrostatic processor 2 and the discharge chimney 3 are connected through a pipeline provided with an induced draft fan.

As shown in fig. 1 and 2, the spray device 1 includes a tower body 11 having an exhaust gas inlet pipe 112 at the bottom and an exhaust gas outlet pipe 113 at the top, a plurality of spray ring pipes 12 provided in the tower body 11, a plurality of atomizing spray headers 13 mounted on the spray ring pipes 12, a water tank 14 provided at the bottom of the tower body 11 and communicating with the bottom of the tower body 11, a water supply pump 15 provided in the water tank 14, and a water supply pipe 16 connected between the water supply pump 15 and the plurality of spray ring pipes 12.

As shown in fig. 1 and 2, one end of the exhaust gas inlet pipe 112 connected to the tower body 11 is disposed to be inclined downward toward the tower body 11. The exhaust gas outlet pipe 113 is used for connection with the electrostatic processor 2.

As shown in fig. 2 and 3, the upper portion of the tower body 11 is a tapered portion 111 having a diameter gradually decreasing in a vertical upward direction, and the plurality of shower pipes 12 are fixedly installed in the tapered portion 111 such that the radius thereof gradually decreases in an upward direction of the tapered portion 111. The spray heads of the atomizing spray heads 13 are arranged obliquely downwards towards the middle part of the tower body 11. Meanwhile, a filtering mechanism 6 is arranged at the water inlet of the water supply pump 15, a stepped threaded pipe 151 is integrated at the water inlet of the water supply pump 15, and the filtering mechanism 6 comprises a first filtering cup 61 which is in threaded connection with the threaded pipe 151 and a second filtering cup 62 which is in threaded connection with the threaded pipe 151 and sleeved on the first filtering cup 61.

As shown in fig. 2, a dehydration structure 4 is provided in the exhaust gas outlet pipe 113, and the dehydration structure 4 is a swirl plate fixedly provided in the exhaust gas outlet pipe 113.

As shown in fig. 2, a heat exchange mechanism 5 is provided at a lower portion of the tower body 11. The heat exchange mechanism 5 comprises a heat exchange pipe 51 which is arranged in the tower body 11 and is spirally extended with the radius gradually increasing along the vertical downward direction, a cold water inlet pipe 52 which is fixedly arranged between the tower body 11 and the upper end of the heat exchange pipe 51, and a hot water outlet pipe 53 which is fixedly arranged between the tower body 11 and the lower end of the heat exchange pipe 51.

The implementation effect is as follows: a plurality of spray ring pipes 12 set up in toper portion 111 and the bore dwindles along vertical ascending direction gradually, and atomizing shower head 13 on a plurality of spray ring pipes 12 sprays and to spray the washing that can the efficient to waste gas this moment, is provided with dehydration structure 4 simultaneously in the bottom of toper portion 111 and can dewater at waste gas output in-process, and heat, the energy saving can be realized utilizing the heat in the waste gas to heat exchange mechanism 5 of 11 lower parts of tower body.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a printing and dyeing exhaust purification processing system, includes spray set (1), electrostatic treatment ware (2) and emission chimney (3) that connect gradually, its characterized in that: the spraying device (1) comprises a tower body (11) with a waste gas inlet pipe (112) at the bottom and a waste gas outlet pipe (113) at the top, a plurality of spraying ring pipes (12) arranged in the tower body (11), a plurality of atomizing spraying heads (13) arranged on the spraying ring pipes (12), a water tank (14) arranged at the bottom of the tower body (11) and communicated with the bottom of the tower body (11), a water supply pump (15) arranged in the water tank (14), and a water supply pipe (16) connected between the water supply pump (15) and the spraying ring pipes (12), the upper part of the tower body (11) is a conical part (111) with the caliber gradually reduced along the vertical upward direction, a plurality of spray ring pipes (12) are arranged in the conical part (111) and the radius gradually reduces along the ascending direction of the conical part (111), a dehydration structure (4) is arranged in the waste gas outlet pipe (113), and a heat exchange mechanism (5) is arranged at the lower part of the tower body (11).

2. The printing and dyeing exhaust gas purification treatment system according to claim 1, characterized in that: and the spray head of the atomizing spray head (13) is obliquely and downwards arranged towards the direction of the middle part of the tower body (11).

3. The printing and dyeing exhaust gas purification treatment system according to claim 1, characterized in that: the department of intaking of working shaft (15) is provided with filtering mechanism (6), the department of intaking of working shaft (15) is provided with screwed pipe (151) that is the echelonment, filtering mechanism (6) include threaded connection first filter cup (61), threaded connection on screwed pipe (151) and establish second filter cup (62) on first filter cup (61) at the cover on screwed pipe (151).

4. The printing and dyeing exhaust gas purification treatment system according to claim 1, characterized in that: the dehydration structure (4) is a rotational flow plate arranged in the waste gas outlet pipe (113).

5. The printing and dyeing exhaust gas purification treatment system according to claim 1, characterized in that: heat exchange mechanism (5) are including setting up in tower body (11) and be radius along vertical decurrent direction spiral extension's heat exchange tube (51) gradually grow, set up cold water between tower body (11) and heat exchange tube (51) upper end and advance pipe (52), set up hot water exit tube (53) between tower body (11) and heat exchange tube (51) lower extreme.

6. The printing and dyeing exhaust gas purification treatment system according to claim 1, characterized in that: and one end of the waste gas inlet pipe (112) connected with the tower body (11) is obliquely and downwards arranged towards the direction close to the tower body (11).