CN216171362U - Waste gas purification tower spray set and horizontal waste gas purification tower - Google Patents

Abstract

The utility model belongs to the technical field of industrial waste gas treatment equipment, and discloses a waste gas purification tower spray device and a horizontal waste gas purification tower. The spray device of the waste gas purification tower comprises a water inlet main pipe, a plurality of connecting pipes, a plurality of spray branch pipes, a plurality of nozzles and a flange plate; the connecting pipes are respectively connected to a water inlet main pipe, the connecting pipes are arranged on a flange plate in a penetrating way and are fixed on the flange plate, and the flange plate is detachably connected to a tower body of the waste gas purification tower; a plurality of spray branch pipe are located exhaust gas purification tower's inside to a plurality of spray branch pipe one end one-to-ones can dismantle and connect in a plurality of connecting pipes, and the other end seals, and sets up a plurality of nozzle intervals on spray branch pipe. This exhaust gas purification tower spray set is when need maintaining the nozzle or changing spray branch pipe, can wholly take off spray set from the body of the tower, maintains and installs in the body of the tower after accomplishing again, has promoted the convenience of installation dismantlement and maintenance operation greatly.

Description

Waste gas purification tower spray set and horizontal waste gas purification tower

Technical Field

The utility model relates to the technical field of industrial waste gas treatment equipment, in particular to a waste gas purification tower spray device and a horizontal waste gas purification tower.

Background

In the industrial waste gas purification treatment, a wet spraying absorption technology is commonly used. Among them, the exhaust gas purifying tower is a common exhaust gas purifying apparatus. However, the existing exhaust gas purification tower is mostly vertical, and the following disadvantages exist in the specific application process: the height of the conventional vertical waste gas purification tower is five or six meters or even higher, the installation height of a spraying device is correspondingly very high, the spraying operation state cannot be observed in real time at ordinary times, a nozzle is blocked or damaged and cannot be known, the spraying device can only be used for regular ascending to inspect, and when the nozzle is blocked and needs to be maintained or replaced, the nozzle is required to ascend to climb into the inside of the vertical tower to complete maintenance or replacement operation, so that the operation is very inconvenient.

The existing horizontal waste gas purification tower consists of a spray chamber, an adsorption chamber, a circulating water tank, a water pump, a fan and the like. Waste gas enters the tower body through the air inlet, and dust and carbon black in the waste gas are adhered and removed under the action of water mist and a filler; and the gas after primary purification enters an adsorption bed for deodorization and advanced treatment, and the treated gas is discharged after reaching standards at high altitude through an exhaust funnel under the action of a draught fan.

However, the nozzles in the spray chamber are in a humid exhaust gas environment for a long time, and salt slurry is easily generated and blocks the nozzles in the chemical reaction action of acid-base neutralization and the like of the spray liquid and the exhaust gas. The existing spraying device is usually composed of a liquid inlet main pipe and spraying branch pipes, the spraying branch pipes are fixed on a waste gas purification tower body, and the existing spraying device needs to enter the tower for operation when a spray head is maintained, so that danger exists.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a spray device of an exhaust gas purification tower which can be integrally detached from the exhaust gas purification tower, facilitating replacement and maintenance.

In order to achieve the purpose, the utility model adopts the following technical scheme:

this exhaust gas purification tower spray set includes: a water inlet main pipe; the connecting pipes are respectively connected to the water inlet main pipe; the flange plate is penetrated and fixed with a connecting pipe and detachably connected with the tower body of the waste gas purification tower; the plurality of spraying branch pipes are positioned inside the waste gas purification tower, one ends of the plurality of spraying branch pipes correspond to each other and are detachably connected with the plurality of connecting pipes, and the other ends of the plurality of spraying branch pipes are closed; and the nozzles are arranged on the spray branch pipe at intervals.

Optionally, the waste gas purification tower further comprises a plurality of plugs, the plugs are fixed inside the tower body of the waste gas purification tower, and the plurality of spray branch pipes are plugged by the plurality of plugs in a one-to-one correspondence manner.

Optionally, the connecting tube comprises a first tube and a second tube; the first pipeline is connected with the water inlet main pipe, and the first pipeline and the second pipeline are connected through a first spigot-and-socket movable joint; the second pipeline is arranged on the flange plate in a penetrating mode and fixed, and the second pipeline is connected with the spraying branch pipe through a second socket joint movable joint.

Alternatively, a plurality of nozzles are provided on the shower branch pipe at equal intervals in the height direction.

Another object of the present invention is to provide a horizontal waste gas purification tower, which comprises a tower body and the waste gas purification tower spray device according to any one of the above aspects, wherein the waste gas purification tower spray device is detachably mounted on the tower body.

Optionally, a flange base is arranged at the top of the tower body, and the flange plate is connected with the flange base through bolts.

Optionally, the tower further comprises a branch fixing plate, wherein the branch fixing plate is fixed on the inner wall of the tower body; an arc-shaped limiting groove is arranged on the fixed plate and is abutted to the outer wall of the spraying branch pipe.

Optionally, still include branch pipe fixed plate and locating part, the branch pipe fixed plate sets firmly in the shaft inner wall, and the interval is provided with a plurality of locating parts on the branch pipe fixed plate, is equipped with the arc spacing groove on the locating part, the outer wall butt of arc spacing groove and spray branch pipe.

Alternatively, the manifold fixing plate is provided in plurality, and the plurality of manifold fixing plates are arranged at equal intervals in the height direction.

Optionally, a spraying window is arranged below the side wall of the tower body.

Has the advantages that:

the spray device of the waste gas purification tower is characterized in that the spray branch pipe is detachably connected with the connecting pipe communicated with the water inlet main pipe, the connecting pipe is fixedly arranged on the flange plate in a penetrating manner, the flange plate is used for detachably connecting the whole spray device of the waste gas purification tower with the tower body of the waste gas purification tower, when the nozzle needs to be maintained or the spray branch pipe needs to be replaced, the spray device can be integrally taken down from the tower body, and is placed in the tower after maintenance and replacement operations are completed, so that the convenience of installation, disassembly and maintenance operations is greatly improved, and the maintenance cost is reduced.

Drawings

Fig. 1 is a schematic installation diagram of a spray device of an exhaust gas purification tower according to an embodiment of the present invention.

In the figure:

100. a water inlet main pipe;

200. a connecting pipe; 201. a first spigot-and-socket loose joint; 202. a second spigot-and-socket movable joint; 210. a first conduit; 220. a second conduit;

300. spraying branch pipes; 310. a nozzle; 320. a plug;

400. a branch pipe fixing plate; 410. a limiting member;

510. a flange plate; 520. a flange base;

600. a partition plate; 610. and (4) a vent hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1, there is shown a structure in which a spray device of an exhaust gas purification tower according to an embodiment of the present invention is mounted on the exhaust gas purification tower. The spray device of the waste gas purification tower comprises a water inlet main pipe 100, a plurality of connecting pipes 200, a plurality of spray branch pipes 300, a plurality of nozzles 310 and a flange 510; the plurality of connection pipes 200 are connected to the water inlet manifold 100, respectively; the flange 510 is penetrated and fixed with the connecting pipe 200, and the flange 510 is detachably connected to the tower body of the waste gas purification tower; the plurality of spray branch pipes 300 are positioned inside the exhaust gas purification tower, and one ends of the plurality of spray branch pipes 300 are in one-to-one correspondence and detachably connected to the plurality of connection pipes 200, and the other ends are closed; meanwhile, a plurality of spray nozzles 310 are spaced apart on the shower branch pipe 300.

This exhaust gas purification tower spray set, can dismantle the body of the tower of connecting in exhaust gas purification tower through ring flange 510, and can dismantle spray branch pipe 300 and connect on connecting pipe 200, link to each other with water inlet main 100 through connecting pipe 200, when spray branch pipe 300 or nozzle 310 need be changed, take out exhaust gas purification tower spray set wholly, change or maintain spray branch pipe 300 or nozzle 310, again with exhaust gas purification tower spray set dress back body of the tower after the maintenance completion, the convenience of installation dismantlement and maintenance operation has been promoted greatly.

Specifically, the number of the shower branch pipes 300 in this embodiment is three, and the number of the corresponding connection pipes 200 is also three, and the connection pipes 200 are vertically connected to the water inlet main pipe 100 and connected by using a tee or a 90-degree elbow, so that the connection pipes 200 can be conveniently and quickly detached from the water inlet main pipe 100. It is conceivable that the number of the shower branch pipes 300 may be determined according to factors such as the sectional area of different exhaust gas purification towers, the required magnitude of the shower flow rate, and the required number of the nozzles 310, and is not limited to three in the present embodiment. Further, the connecting pipe 200 is welded to the flange 510, and then the flange 510 should have a through hole through which the connecting pipe 200 can be inserted, and the outer wall of the connecting pipe 200 is welded to the through hole, so that the connecting pipe 200 can be fixed, the joint between the connecting pipe 200 and the flange 510 can be sealed, and the untreated exhaust gas can be prevented from leaking and polluting the environment.

Preferably, the spraying device of the waste gas purification tower further comprises a plurality of plugs 320, the plugs 320 are fixed inside the tower body of the waste gas purification tower, and the plurality of plugs 320 correspondingly plug the plurality of spraying branch pipes 300 one by one. Optionally, the outer diameter of the plug 320 is equal to the inner diameter of the branch spray pipe 300, and the plug 320 is inserted into the branch spray pipe 300, so that the effect that the plug 320 seals the port of the branch spray pipe 300 is achieved. It is conceivable that the plug 320 with the inner diameter equal to the outer diameter of the branch shower pipe 300 can be selected, so that the branch shower pipe 300 is inserted into the plug 320, and the port of the branch shower pipe 300 is closed. The plug 320 is fixed on the tower body, not only can plug the port of the spray branch pipe 300 to prevent the spray liquid from leaking, but also can be used as a fixing piece to fix one end of the spray branch pipe 300 to improve the stability of the spray branch pipe 300 so as to prevent the spray branch pipe 300 from vibrating and being damaged when the flow speed of the exhaust gas in the tower is too high or the pressure of the nozzle 310 is too high.

Specifically, the connection pipe 200 includes a first pipe 210 and a second pipe 220; the first pipeline 210 is connected with the water inlet main pipe 100, and the first pipeline 210 and the second pipeline 220 are connected through a first socket-and-spigot movable joint 201; the second pipeline 220 is arranged through and fixed on the flange plate 510, and the second pipeline 220 and the spray branch pipe 300 are connected through a second socket union 202. Because the socket union can be widely applied to pipelines with different calibers, the connecting pipe 200 is divided into two parts, and the first pipeline 210, the second pipeline 220 and the spray branch pipe 300 are connected by the socket union, the connecting cost among the pipelines can be reduced, and the installation, the use and the maintenance are very convenient, and simultaneously, the leakage-proof capacity is very high. And also, when the first pipe 210 or the second pipe 220 is damaged, it is convenient to repair or replace without replacing the entire connection pipe 200 at the same time, reducing the repair cost.

As a preferred embodiment, a plurality of nozzles 310 are provided on the shower head 300 at equal intervals in the height direction. In this embodiment, the number of the nozzles 310 is three, three nozzles 310 are equally spaced on each spray branch pipe 300, so as to form the spray system in this embodiment, the spray direction of the nozzles 310 is opposite to the gas flow direction of the exhaust gas, and the spray area can completely cover the cross section of the exhaust gas purification tower, so that the spray liquid can sufficiently react with the exhaust gas in the tower body to neutralize, and the effect of efficiently purifying the exhaust gas is achieved. It is conceivable that the number of the spray nozzles 310 per spray branch pipe 300 is not limited to three, and may be determined according to the sectional areas of different exhaust gas purification towers, the magnitude of the required spray flow rate, and the length of the spray branch pipe 300.

With continued reference to fig. 1, the present embodiment further provides a horizontal waste gas purification tower, which includes a tower body and the above-mentioned waste gas purification tower spray device, wherein the waste gas purification tower spray device is detachably mounted on the tower body. Specifically, the longitudinal section of the tower body of the horizontal waste gas purification tower is square. It is conceivable that the longitudinal section of the horizontal waste gas purifying tower is not limited to a square shape, and when the longitudinal section of the horizontal waste gas purifying tower is a circular shape, the length of the spray branch pipe 300 installed inside the horizontal waste gas purifying tower is correspondingly changed, so that the closed end of the spray branch pipe 300 is connected to the inner wall of the tower body, thereby ensuring that the spray area formed by the spray nozzles 310 covers the whole tower body section.

The horizontal waste gas purification tower is preferred in the embodiment, because the horizontal structure of the horizontal waste gas purification tower is suitable for large space installation, a multi-section filling layer design can be adopted to treat mixed pollution sources, acid and alkaline waste gas can be economically and effectively treated, and the removal efficiency is high; combine the exhaust gas purification tower spray set that this embodiment provided, can convenient and fast's installation, dismantle this exhaust gas purification tower spray set on the body of the tower. Of course, the exhaust gas purification tower spray device can also be installed on a vertical exhaust gas purification tower and other types of exhaust gas purification towers as long as the exhaust gas purification tower spray device can be installed.

Optionally, a partition 600 is fixedly connected inside the tower body, and the partition 600 divides the tower body into two regions, namely a spraying region and a packing region. Further, the partition 600 is provided with a vent hole 610, and the vent hole 610 is used for communicating the spraying region and the filling region. Preferably, the plurality of air holes 610 are distributed on the partition plate 600 in a rectangular array. The waste gas enters the tower body through the air inlet and firstly enters the spraying area, and harmful substances and particle substances in the waste gas are adhered and removed or reacted and neutralized under the action of spraying liquid; the waste gas after preliminary purification gets into the adsorption bed in filler district through air vent 610 on the baffle 600 and removes flavor and advanced treatment, and the gas up to standard after the processing is under the draught fan effect, discharges through the aiutage. The waste gas purification tower spraying device is arranged in the spraying area and used for treating waste gas in the spraying area.

In a preferred embodiment, a flange base 520 is disposed on the top of the tower body, and the flange 510 is connected to the flange base 520 by bolts. It is conceivable that the flange 510 and the flange base 520 are uniformly provided at the outer circumference thereof with a plurality of through holes corresponding one to one, so that bolts are passed through the through holes and fixed using nuts, so that the flange 510 and the flange base 520 are coupled. Further, this flange base 520 welds on the body of the tower, has reduced the processing cost of this body of the tower and flange base 520 integrated into one piece, also can conveniently dismantle, install above-mentioned abandonment purification tower spray set.

Optionally, the horizontal waste gas purification tower further comprises a branch pipe fixing plate 400, wherein the branch pipe fixing plate 400 is fixed on the inner wall of the tower body of the horizontal waste gas purification tower; an arc-shaped limiting groove is arranged on the fixing plate and is abutted against the outer wall of the spraying branch pipe 300. As another optional embodiment, the horizontal waste gas purifying tower further includes a branch pipe fixing plate 400 and a limiting member 410, the branch pipe fixing plate 400 is fixedly disposed on the inner wall of the tower body, the branch pipe fixing plate 400 is provided with a plurality of limiting members 410 at intervals, the limiting members 410 are provided with arc-shaped limiting grooves, and the arc-shaped limiting grooves are abutted to the outer wall of the spray branch pipe 300. In this embodiment, as a preferable scheme, the fixing plate 400 and the limiting member 410 are combined, and compared with a scheme in which an arc-shaped limiting groove is directly formed on the branch pipe fixing plate 400, on one hand, raw materials required for processing the branch pipe fixing plate 400 can be reduced, and the manufacturing cost can be reduced; on the other hand, the number and positions of the position-limiting members 410 on each branch pipe fixing plate 410 are determined by the number and positions of the shower branch pipes 300, so that the number and positions of the position-limiting members 410 are more flexible and convenient to set. Further, the limiting member 410 is fixedly welded to the branch fixing plate 400, and the branch fixing plate 400 is welded to the partition plate 600 and/or the inner wall of the tower body. In this embodiment, utilize arc spacing groove butt in spray branch 300's outer wall, can be fixed in spray branch 300 on the body of the tower, restricted the skew axis's of spray branch 300 removal, improved spray branch 300's structural strength and stability to prevent that spray branch 300 from taking place to rock or shift, even break when the exhaust gas flow rate is too big or spray pressure is too big, spray branch 300, cause spray branch 300 life to descend.

Preferably, the manifold fixing plate 400 is provided in plurality, and the plurality of manifold fixing plates 400 are arranged at equal intervals in the height direction. In this embodiment, the number of the branch fixing plates 400 is three, three limiting members 410 are respectively disposed on each branch fixing plate 400 corresponding to the spray branch pipes 300, and arc-shaped limiting grooves are disposed on the limiting members 410 to fix the spray branch pipes 300 on the tower body. The plurality of branch pipe fixing plates 400 can provide a better fixing effect to reduce the deformation of the spray branch pipes 300 when stressed, improve the mechanical strength of the spray device of the waste gas purification tower, and prolong the service life. It should be noted that the number of the branch pipe fixing plates 400 is not limited to three, and the number of the branch pipe fixing plates 400 may be determined according to the length of the shower branch pipe 300 or the height of the tower body. Further, the number of the limiting members 410 on each branch pipe fixing plate 400 is not limited to three, and the number of the limiting members 410 is set according to the number of the spray branch pipes 400, and the two are in a one-to-one correspondence relationship.

Furthermore, the lower part of the side wall of the tower body is provided with a spraying window. The operating state of the nozzles 310 inside the tower can be directly seen from the spray window, so that the nozzles 310 can be timely maintained or replaced.

When the spray branch pipe 300 or the nozzle 310 in this embodiment needs to be disassembled for maintenance, the specific implementation steps are as follows:

s1, removing the first socket-and-spigot movable joint 201 to separate the water inlet main pipe 100;

s2, unscrewing the bolts on the flange plate 510 and the flange base 520 to separate the flange plate 510 and the flange base 520, and separating the waste gas purification tower spray device from the tower body;

s3, lifting the whole spray device of the waste gas purification tower upwards to separate the spray branch pipe 300 from the arc-shaped limiting groove and the plug 320;

s4, lifting the waste gas purification tower spray device from the top of the tower body, and carrying out related maintenance or replacement; when one spray branch pipe 300 needs to be independently repaired or replaced, the second socket union 202 on the branch pipe can be unscrewed, so that the spray branch pipe 300 is separated from the connecting pipe 200;

and S5, after the maintenance and the replacement are finished, assembling the waste gas purification tower spray device, and reinstalling the waste gas purification tower spray device on the tower body.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the utility model. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A spray device of an exhaust gas purification tower is characterized by comprising:

a water inlet main pipe (100);

a plurality of connection pipes (200), the plurality of connection pipes (200) being connected to the water inlet header pipe (100), respectively;

the flange plate (510), the connecting pipe (200) is arranged and fixed on the flange plate (510) in a penetrating manner, and the flange plate (510) is detachably connected to the tower body of the waste gas purification tower;

the plurality of spray branch pipes (300) are positioned inside the waste gas purification tower, one ends of the plurality of spray branch pipes (300) correspond to one another and are detachably connected to the plurality of connecting pipes (200), and the other ends of the plurality of spray branch pipes are closed;

a plurality of nozzles (310), and a plurality of nozzles (310) are arranged on the spray branch pipe (300) at intervals.

2. The exhaust gas purification tower spray device according to claim 1, further comprising a plurality of plugs (320), wherein the plugs (320) are fixed inside the tower body of the exhaust gas purification tower, and the plurality of plugs (320) are used for plugging the plurality of spray branch pipes (300) in a one-to-one correspondence manner.

3. The exhaust gas purification tower spray device according to claim 1, wherein the connection pipe (200) includes a first pipe (210) and a second pipe (220); the first pipeline (210) is connected with the water inlet main pipe (100), and the first pipeline (210) and the second pipeline (220) are connected through a first socket union (201); the second pipeline (220) penetrates through and is fixed on the flange plate (510), and the second pipeline (220) is connected with the spray branch pipe (300) through a second socket-and-spigot movable joint (202).

4. The spray device of claim 1, wherein a plurality of the spray nozzles (310) are provided on the spray branch pipe (300) at equal intervals in a height direction.

5. A horizontal exhaust gas purification tower comprising the tower body and the exhaust gas purification tower spray device according to any one of claims 1 to 4, wherein the flange (510) of the exhaust gas purification tower spray device is detachably mounted on the tower body.

6. The horizontal waste gas purification tower as claimed in claim 5, wherein a flange base (520) is arranged at the top of the tower body, and the flange plate (510) is connected with the flange base (520) through bolts.

7. The horizontal waste gas purifying tower of claim 5, further comprising a branch fixing plate (400), wherein the branch fixing plate (400) is fixed on the inner wall of the tower body; the fixed plate is provided with an arc-shaped limiting groove, and the arc-shaped limiting groove is abutted to the outer wall of the spraying branch pipe (300).

8. The horizontal waste gas purification tower of claim 5, further comprising a branch pipe fixing plate (400) and a limiting member (410), wherein the branch pipe fixing plate (400) is fixedly arranged on the inner wall of the tower body, the branch pipe fixing plate (400) is provided with a plurality of limiting members (410) at intervals, the limiting members (410) are provided with arc-shaped limiting grooves, and the arc-shaped limiting grooves are abutted to the outer wall of the spraying branch pipe (300).

9. The horizontal type exhaust gas purification tower according to claim 7 or 8, wherein the branch pipe fixing plates (400) are provided in plurality, and the plurality of branch pipe fixing plates (400) are arranged at equal intervals in a height direction.

10. The horizontal waste gas purifying tower as claimed in claim 5, wherein the lower part of the side wall of the tower body is provided with a spraying window.

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