CN210303105U - Annular spraying device for desulfurizing tower - Google Patents

Annular spraying device for desulfurizing tower Download PDF

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Publication number
CN210303105U
CN210303105U CN201920752879.3U CN201920752879U CN210303105U CN 210303105 U CN210303105 U CN 210303105U CN 201920752879 U CN201920752879 U CN 201920752879U CN 210303105 U CN210303105 U CN 210303105U
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spraying
annular
pipe
spray
structures
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CN201920752879.3U
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Inventor
谢少如
余丽莎
傅明发
孙伟光
李天华
白贵平
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Dongguan Daneng Environment Science & Technology Co ltd
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Dongguan Daneng Environment Science & Technology Co ltd
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Abstract

The utility model discloses an annular spray set for desulfurizing tower, including an annular branch pipe, and connect in an annular branch pipe's a first annular spray assembly, wherein, this first annular spray assembly mainly by a plurality of first spray structure ring distributions form, this first spray structure mainly by feed through in an annular branch pipe first shower, and connect and constitute in a first nozzle of first shower tip, this first shower is fixed in on the desulfurizing tower, and by outer to interior downward sloping setting. The utility model provides an annular spray set for desulfurizing tower plays the effect of preventing blockking up and being convenient for maintenance.

Description

Annular spraying device for desulfurizing tower
Technical Field
The utility model relates to a spray set especially relates to an annular spray set for desulfurizing tower.
Background
At present, in a spray device in a desulfurizing tower in the market, a spray pipe is arranged in a horizontal or upward inclined mode, when slurry is introduced into the spray pipe for spraying, the blockage phenomenon is easy to occur, and the normal operation of the desulfurizing work is influenced; moreover, when the shower pipe is damaged and needs to be maintained, the shower pipe is difficult to pull out for maintenance, and great inconvenience is brought to maintenance work.
SUMMERY OF THE UTILITY MODEL
In view of the above, the object of the present invention is to provide an annular spraying device for a desulfurizing tower, which has the functions of preventing blockage and facilitating maintenance.
The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be:
the utility model provides an annular spray set for desulfurizing tower, its characterized in that includes an annular branch pipe, and connects in an annular branch pipe's a first annular spray assembly, wherein, this first annular spray assembly mainly by a plurality of first spray structure annular distribution form, this first spray structure mainly by communicate in an annular branch pipe first shower, and connect in a first spray nozzle of shower tip and constitute, this first shower is fixed in on the desulfurizing tower, and by outer to interior downward sloping setting.
As a further improvement of the utility model, the first spray pipe is inclined downwards by 5 degrees to 45 degrees.
As a further improvement of the utility model, the first spray pipe is inclined downwards by 10 degrees to 30 degrees.
As a further improvement of the utility model, the first nozzle is a hollow cone nozzle.
As a further improvement of the utility model, the first nozzle is vertically arranged downwards.
As a further improvement, the utility model also comprises a second annular spraying assembly connected to the annular branch pipe, the second annular spraying assembly is mainly formed by a plurality of second spraying structure annular distributions, the second spraying structure mainly comprises a second spraying pipe communicated with the annular branch pipe and a second nozzle connected to the end part of the second spraying pipe, and the second spraying pipe is fixed on the desulfurizing tower and is arranged from outside to inside downwards.
As a further improvement, the length of second shower is shorter than the length of first shower, and this a plurality of first spray structural first nozzle ring shape distribute form one in spray the circle, and this a plurality of second spray structural second nozzle ring shape distribute form lie in spray the circle outlying one outside spray the circle.
As a further improvement, the second sprays the quantity of structure and is the first twice that sprays the quantity of structure, and every two adjacent first spraying structures between be provided with two second and spray the structure.
As a further improvement of the utility model, the first spray pipe and the second spray pipe are fixed on the annular branch pipe through the three-way joint respectively.
As a further improvement of the utility model, the first spray pipe and the second spray pipe are respectively fixed on the desulfurizing tower through the inclination of the flange.
The utility model has the advantages that: on one hand, the slurry in the first spraying pipe and the second spraying pipe has the flow force which inclines downwards, so that the slurry can smoothly and automatically flow downwards, the possibility of blockage of the slurry in the first spraying pipe and the second spraying pipe is reduced, and the anti-blockage effect is achieved to a certain degree; on the other hand, when the first spray pipe and the second spray pipe are damaged and need to be maintained, the first spray pipe and the second spray pipe can be pulled out for maintenance (except for the end part for connecting the first spray nozzle and the second spray nozzle, other parts can be pulled out) as long as the three-way joint and the flange are loosened, and great convenience is brought to maintenance work.
The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is an overall plan view of the present invention;
fig. 2 is a schematic structural view of a first spraying structure in the present invention;
FIG. 3 is a schematic view of a portion of the first annular spraying assembly of the present invention installed on a desulfurizing tower;
fig. 4 is a schematic structural view of a second spraying structure in the present invention;
fig. 5 is another overall plan view of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings and preferred embodiments.
Referring to fig. 1 and 2, an embodiment of the present invention provides an annular spraying device for a desulfurization tower, including an annular branch pipe 1 and a first annular spraying assembly 2 connected to the annular branch pipe 1, wherein the first annular spraying assembly 2 is mainly formed by a plurality of first spraying structures 21 distributed annularly, the first spraying structures 21 are mainly composed of a first spraying pipe 211 communicated with the annular branch pipe 1 and a first nozzle 212 connected to an end of the first spraying pipe 211, and the first spraying pipe 211 is fixed on the desulfurization tower 10 and is arranged from outside to inside in a downward inclined manner.
Because the first spraying pipe 211 is arranged in a downward inclined mode, on one hand, the slurry inside the first spraying pipe 211 has a downward inclined flow force, so that the slurry can smoothly and automatically flow downwards, the possibility of blockage of the slurry in the first spraying pipe 211 is reduced, and a certain degree of blockage prevention effect is achieved; on the other hand, when the first shower pipe 211 is damaged and needs to be repaired, the first shower pipe 211 can be conveniently pulled out for repair (except for the end part connected with the first nozzle 212, other parts can be pulled out), and great convenience is brought to repair work.
In this embodiment, as shown in fig. 2, the first shower 211 is inclined downward by 5 ° to 45 °, that is, the first shower 211 is inclined downward by an included angle θ of 5 ° to 45 °. Preferably, the first shower 211 is inclined downwardly by 10 ° to 30 °, and most preferably, the first shower 211 is inclined downwardly by 15 °. When the first spraying pipe 211 is inclined downward by 15 °, the slurry is blocked in the first spraying pipe 211 with a minimum possibility, and is more convenient to pull out for maintenance.
In this embodiment, the first nozzle 212 is a hollow cone nozzle, and the first nozzle 212 is disposed vertically downward.
As a further improvement of this embodiment, as shown in fig. 1 and fig. 4, the annular spraying apparatus of this embodiment further includes a second annular spraying assembly 3 connected to the annular branch pipe 1, the second annular spraying assembly 3 is mainly formed by annularly distributing a plurality of second spraying structures 31, the second spraying structures 31 are mainly composed of a second spraying pipe 311 communicated with the annular branch pipe 1 and a second nozzle 312 connected to an end of the second spraying pipe 311, the second spraying pipe 311 is fixed on the desulfurization tower 10 and is arranged to be inclined downward from outside to inside.
In this embodiment, the second shower 311 has the same inclination angle as the first shower 211, and the second annular shower assembly 3 has substantially the same structure as the first annular shower assembly 2, except that, as shown in fig. 1 to 4, the length of the second shower 311 is shorter than that of the first shower 211; meanwhile, the number of the second spraying structures 31 is twice that of the first spraying structures 21, and two second spraying structures 31 are arranged between every two adjacent first spraying structures 21. Thus, as shown in fig. 5, the first spray nozzles 212 of the first spray structures 21 are distributed annularly to form an inner spray ring 213, and the second spray nozzles 312 of the second spray structures 31 are distributed annularly to form an outer spray ring 313 located at the periphery of the inner spray ring 213. The inner spraying ring 213 and the outer spraying ring 313 are combined, a double-layer spraying ring is formed in the desulfurizing tower, the spraying area is enlarged, the contact area of the sprayed slurry and the flue gas is enlarged, and finally the desulfurizing efficiency can be improved.
In this embodiment, as shown in fig. 1, the first spraying pipe 211 and the second spraying pipe 311 are respectively fixed on the ring-shaped branch pipe 1 through a three-way joint 4.
In this embodiment, the first spray pipe 211 and the second spray pipe 311 are respectively fixed to the desulfurization tower 10 through flanges 5 in an inclined manner, as shown in fig. 3. Meanwhile, the annular branch pipe 1 is connected with the bottom desulfurization reaction tank in the desulfurization tower 10 through a circulating branch pipe 6, a circulating water pump 7 is arranged on the circulating branch pipe 6, lime slurry in the desulfurization reaction tank is pumped to the circulating branch pipe 6 and the annular branch pipe 1 through the circulating water pump 7, and finally the lime slurry is downwards sprayed through the first annular spraying assembly 2 and the second annular spraying assembly 3, so that the absorption of the lime slurry on sulfur dioxide in flue gas is realized, and the purpose of desulfurization is achieved.
In the present embodiment, the lengths of the first spray pipe 211 and the second spray pipe 311 may be selected according to the specification of the desulfurization tower 10. Specifically, the length of the first spraying pipe 211 can be 1600-1800mm, and preferably, the length of the first spraying pipe 211 is 1550mm, and the material is corrosion-resistant 316L stainless steel. The length of the second spraying pipe 311 can be 800-1200mm, and preferably, the length of the second spraying pipe 311 is 1000mm, and the material is corrosion-resistant 316L stainless steel.
In this embodiment, the first spraying pipe 211 and the second spraying pipe 311 are both arranged in a downward inclined manner, on one hand, the slurry inside the first spraying pipe 211 and the second spraying pipe 311 has a downward inclined flow force, so that the slurry can smoothly and automatically flow downward, the possibility of blockage of the slurry in the first spraying pipe 211 and the second spraying pipe 311 is reduced, and a certain degree of blockage prevention effect is achieved; on the other hand, when the first shower pipe 211 and the second shower pipe 311 are damaged and need to be maintained, the first shower pipe 211 and the second shower pipe 311 can be pulled out for maintenance (except for the end part connecting the first nozzle 212 and the second nozzle 312, other parts can be pulled out) by only loosening the three-way joint 4 and the flange 5, and great convenience is brought to maintenance work.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by adopting the same or similar technical features as the above embodiments of the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides an annular spray set for desulfurizing tower, its characterized in that includes an annular branch pipe, and connects in an annular branch pipe's a first annular spray assembly, wherein, this first annular spray assembly mainly by a plurality of first spray structure annular distribution form, this first spray structure mainly by communicate in an annular branch pipe first shower, and connect in a first spray nozzle of shower tip and constitute, this first shower is fixed in on the desulfurizing tower, and by outer to interior downward sloping setting.
2. The annular spraying device for the desulfurization tower of claim 1, wherein the first spraying pipe is inclined downward by 5 ° to 45 °.
3. The annular spraying device for the desulfurization tower of claim 2, wherein the first spraying pipe is inclined downwardly by 10 ° to 30 °.
4. The annular spraying device for the desulfurization tower of claim 1, wherein the first nozzle is a hollow cone nozzle.
5. The annular spraying device for the desulfurization tower of claim 1, wherein the first spray nozzles are disposed vertically downward.
6. The annular spraying device for the desulfurizing tower of any one of claims 1 to 5, further comprising a second annular spraying assembly connected to the annular branch pipe, wherein the second annular spraying assembly is mainly formed by annularly distributing a plurality of second spraying structures, the second spraying structures are mainly composed of a second spraying pipe communicated with the annular branch pipe and a second nozzle connected to the end part of the second spraying pipe, and the second spraying pipe is fixed on the desulfurizing tower and is arranged in a downward inclination from outside to inside.
7. The annular spraying device for the desulfurizing tower as claimed in claim 6, wherein the length of the second spraying pipe is shorter than that of the first spraying pipe, the first nozzles of the first spraying structures are distributed annularly to form an inner spraying ring, and the second nozzles of the second spraying structures are distributed annularly to form an outer spraying ring at the periphery of the inner spraying ring.
8. The annular spraying device for the desulfurization tower as claimed in claim 6, wherein the number of the second spraying structures is twice that of the first spraying structures, and two second spraying structures are provided between every two adjacent first spraying structures.
9. The annular spraying device for the desulfurization tower as recited in claim 6, wherein the first spraying pipe and the second spraying pipe are respectively fixed to the annular branch pipe through a tee joint.
10. The annular spraying device for the desulfurization tower of claim 6, wherein the first spraying pipe and the second spraying pipe are respectively fixed on the desulfurization tower in an inclined manner through flanges.
CN201920752879.3U 2019-05-24 2019-05-24 Annular spraying device for desulfurizing tower Active CN210303105U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920752879.3U CN210303105U (en) 2019-05-24 2019-05-24 Annular spraying device for desulfurizing tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920752879.3U CN210303105U (en) 2019-05-24 2019-05-24 Annular spraying device for desulfurizing tower

Publications (1)

Publication Number Publication Date
CN210303105U true CN210303105U (en) 2020-04-14

Family

ID=70139646

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920752879.3U Active CN210303105U (en) 2019-05-24 2019-05-24 Annular spraying device for desulfurizing tower

Country Status (1)

Country Link
CN (1) CN210303105U (en)

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