CN218281224U - Low-wind-resistance liquid distributor - Google Patents
Low-wind-resistance liquid distributor Download PDFInfo
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- CN218281224U CN218281224U CN202222496960.4U CN202222496960U CN218281224U CN 218281224 U CN218281224 U CN 218281224U CN 202222496960 U CN202222496960 U CN 202222496960U CN 218281224 U CN218281224 U CN 218281224U
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- inlet pipe
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Abstract
The utility model belongs to the technical field of chemical industry equipment, concretely relates to low windage liquid distributor, include: the supporting structure comprises two annular supporting plates with the same size and structure, and the two supporting plates are coaxially arranged along the vertical direction; the liquid inlet pipe is arranged along the straight radial direction of the supporting plate; the plurality of liquid dripping pipes are uniformly distributed at the bottom of the liquid inlet pipe; the liquid distribution groove is a V-shaped groove with two closed ends, and the opening end of the liquid distribution groove is connected with the supporting structure; the liquid distributing groove is vertically arranged with the liquid inlet pipe; the plurality of liquid distributing grooves are alternately arranged on the two supporting plates; and the liquid distribution holes are formed on two side walls of the liquid distribution groove. By arranging the supporting plates and the liquid distribution grooves, an ascending air flow channel and a descending liquid flow channel are formed between the liquid distribution grooves on the two supporting plates, the ascending air flow channel is not shielded, and the wind resistance is small; after the liquid in the liquid distribution groove flows out, staggered liquid flow is formed in the descending liquid flow channel, the contact area of ascending air flow and the staggered liquid flow is increased, and the uniform distribution of the liquid is facilitated.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, concretely relates to low windage liquid distributor.
Background
Along with the continuous improvement of the living standard of people, environmental protection is more and more emphasized, aiming at a high tower in the NMP recovery industry, a liquid distributor or a spray head is adopted to spray liquid inside, so that the liquid is uniformly sprayed on corrugated packing to increase the contact between water and NMP, and further the water dissolving efficiency of the NMP is improved.
As shown in fig. 1, the existing liquid distributor has large wind resistance, uneven distribution, influence on gas-liquid mass transfer, insufficient gas-liquid contact, complex structure, high processing and assembling cost, and is difficult to adjust horizontally to ensure even distribution when a small amount of liquid is still available, and especially when the liquid distributor is inclined or the high tower is inclined, only one side of liquid flow occurs.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low wind resistance liquid distributor, through setting up the backup pad along vertical to coaxial arrangement, and interval crisscross installation cloth cistern respectively, make form ascending air current passageway and descending liquid flow channel between the cloth cistern on two backup pads, ascending air current passageway is smooth and easy to have not sheltered from, the wind resistance is little; liquid in the liquid distribution groove flows out and then forms staggered liquid flows in the descending liquid flow channel, so that the liquid is uniformly distributed, meanwhile, the contact area of ascending air flow and the staggered liquid flows is increased by the aid of the staggered liquid, and the efficiency of dissolving NMP gas in the liquid flows in the air flow is improved.
A low windage liquid distributor comprising:
the supporting structure comprises two annular supporting plates with the same size and structure, and the two supporting plates are coaxially arranged along the vertical direction;
a liquid inlet pipe arranged along the diameter direction of the support plate;
the plurality of liquid dripping pipes are uniformly distributed at the bottom of the liquid inlet pipe;
the liquid distribution groove is a V-shaped groove with two closed ends, and the opening end of the liquid distribution groove is connected with the supporting structure; the liquid distribution groove is vertically arranged with the liquid inlet pipe; the plurality of cloth liquid grooves are alternately arranged on the two supporting plates;
and the liquid distribution holes are formed in the two side walls of the liquid distribution groove.
By arranging the supporting plates which are coaxially arranged in the vertical direction and installing the liquid distribution grooves at intervals in a staggered manner, an ascending air flow channel and a descending liquid flow channel are formed between the liquid distribution grooves on the two supporting plates, the ascending air flow channel is smooth and has no shielding, and the wind resistance is small; liquid in the liquid distribution groove flows out and then forms staggered liquid flows in the descending liquid flow channel, so that the liquid is uniformly distributed, meanwhile, the contact area of ascending air flow and the staggered liquid flows is increased by the aid of the staggered liquid, and the efficiency of dissolving NMP gas in the liquid flows in the air flow is improved.
Furthermore, the liquid distribution groove is laid towards the two ends of the liquid inlet pipe along the central axis direction of the liquid inlet pipe and corresponds to the positions of the liquid spraying pipes one to one.
Through corresponding the setting with cloth cistern and drench the liquid pipe position for cloth cistern can be in the seamless connection of horizontal direction when vertical direction is crisscross, plays the effect of collecting the top dropping liquid.
Furthermore, two ends of the liquid distribution groove are horizontally installed, connected and supported.
The liquid distribution groove is erected on the supporting plate by arranging the connecting support.
Furthermore, the liquid distribution groove and the support plate are connected with the height adjusting screw in a matched manner through the connecting support.
The height adjusting screw is matched with the connecting support, so that the liquid distribution groove and the supporting plate can be conveniently connected, and the horizontal position of the liquid distribution groove can be conveniently adjusted, so that the liquid can be uniformly discharged from two ends of the liquid distribution groove.
Further, the supporting plate comprises a first supporting plate and a second supporting plate, and the first supporting plate is arranged above the second supporting plate.
Furthermore, a liquid inlet hole and a water inlet hole are formed in the middle point of the top of the liquid inlet pipe, the liquid inlet hole is used for communicating circulating water in the tower, and the water inlet hole is used for communicating pure water.
The NMP gas concentration in the circulating water can be improved by arranging the liquid inlet hole to be communicated with the circulating water in the tower; through setting up inlet opening intercommunication pure water, can be through moisturizing in order to guarantee material balance in the tower, communicate the pure water simultaneously and can improve the gaseous efficiency of absorption NMP, and then reduce NMP gas content.
Furthermore, both ends of the liquid inlet pipe are bolted with the first supporting plate.
Furthermore, the outer walls of two ends of the cloth liquid groove on the first supporting plate are bolted with the second supporting plate.
The outer wall of the liquid distribution groove in the first supporting plate and the second supporting plate are connected through the bolts so as to ensure that the relative positions of the first supporting plate and the second supporting plate are connected, and further ensure that the liquid distributor is stable in structure.
Furthermore, the number of the liquid distribution holes is reduced from the opening end of the liquid distribution groove to the bottom of the liquid distribution groove in sequence.
The liquid distribution holes with different numbers are formed according to the cross-sectional areas of different depths of the liquid distribution tank, so that the liquid distribution holes participating in liquid distribution in the liquid distribution tank are different in number when liquid with different volumes is sprayed, namely, the more the liquid is, the more the liquid distribution holes participating in liquid distribution are, and the less the liquid is, the less the liquid distribution holes participating in liquid distribution are.
The utility model has the advantages that:
the utility model is provided with the supporting plates which are coaxially arranged along the vertical direction, and the liquid distributing grooves are respectively installed at intervals in a staggered way, so that an ascending air flow channel and a descending liquid flow channel are formed between the liquid distributing grooves on the two supporting plates, the ascending air flow channel is smooth and has no shielding, and the wind resistance is small; the liquid in the liquid distribution groove flows out and then forms staggered liquid flows in the descending liquid flow channel, so that the liquid is uniformly distributed, meanwhile, the staggered liquid is beneficial to increasing the contact area of ascending gas flow and the staggered liquid flows, and the efficiency of dissolving NMP gas in the liquid flow in the gas flow is improved; the height adjusting screw is matched with the connecting support, so that the liquid distribution groove and the support plate are convenient to connect, and the horizontal position of the liquid distribution groove is convenient to adjust, so that the two ends of the liquid distribution groove can uniformly discharge liquid; the NMP gas concentration in the circulating water can be improved by arranging the liquid inlet hole to be communicated with the circulating water in the tower; the water inlet hole is communicated with the pure water, so that the material balance can be ensured by supplementing water into the tower, and meanwhile, the efficiency of absorbing the NMP gas can be improved by communicating the pure water, so that the content of the NMP gas is reduced; the liquid distribution holes with different numbers are formed according to the cross-sectional areas of different depths of the liquid distribution tank, so that the liquid distribution holes participating in liquid distribution in the liquid distribution tank are different in number when liquid with different volumes is sprayed, namely, the more the liquid is, the more the liquid distribution holes participating in liquid distribution are, and the less the liquid is, the less the liquid distribution holes participating in liquid distribution are.
Drawings
FIG. 1 is a schematic diagram of a conventional liquid distributor;
FIG. 2 is a schematic view of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a schematic side view of the present invention;
FIG. 5 is a schematic view of an updraft passage;
FIG. 6 is a schematic view of a descending flow channel;
fig. 7 is a schematic view of the structure at a in fig. 3.
Reference numerals:
11. a first support plate; 12. a second support plate;
21. a liquid inlet pipe; 22. a liquid dripping pipe; 23. a liquid inlet hole; 24. a water inlet hole;
31. a liquid distributing groove; 32. liquid distribution holes; 33. a connecting support; 34. a height adjustment screw.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Fig. 2 to 4 show a low wind resistance liquid distributor, which includes a support structure, a liquid inlet pipe 21, a liquid pouring pipe 22, liquid distribution grooves 31 and liquid distribution holes 32, wherein the liquid distribution grooves 31 are installed in a staggered manner at intervals by arranging support plates arranged along a vertical direction and a coaxial direction, so that an ascending air flow channel and a descending liquid flow channel are formed between the liquid distribution grooves 31 on the two support plates, the ascending air flow channel is smooth and has no obstruction, and the wind resistance is small; liquid in the liquid distribution groove 31 forms staggered liquid flow in the descending liquid flow channel after flowing out, so that the liquid is uniformly distributed, meanwhile, the contact area of ascending air flow and the staggered liquid flow is increased by the aid of the staggered liquid flow, and further the efficiency of dissolving NMP gas in the liquid flow in the air flow is improved.
FIG. 5 is a schematic view of an updraft passage; FIG. 6 is a schematic view of the descending flow path.
Specifically, the support structure comprises two annular support plates with the same size and structure, the support plates comprise a first support plate 11 and a second support plate 12, the first support plate 11 and the second support plate 12 are coaxially arranged along the vertical direction, and the first support plate 11 is arranged above the second support plate 12.
Specifically, the liquid inlet pipe 21 is arranged along the diameter direction of the support plate, and both ends are bolted to the first support plate 11.
The middle point of the top of the liquid inlet pipe is respectively provided with a liquid inlet hole 23 and a water inlet hole 24, and the water inlet holes are used for communicating circulating water in the tower, so that the concentration of NMP gas in the circulating water can be improved; the water inlet hole is used for being communicated with pure water, the balance of materials can be guaranteed by supplementing water in the tower, and meanwhile, the efficiency of absorbing NMP gas can be improved by communicating the pure water, so that the content of the NMP gas is reduced; meanwhile, the circulating water and the pure water can be uniformly distributed under the action of the liquid inlet pipe 21 after flowing into the liquid inlet pipe 21 and flow into the liquid distribution tank 31 through the liquid spraying pipe 22.
Specifically, the plurality of the liquid dripping pipes 22 are uniformly arranged at the bottom of the liquid inlet pipe 21, and the lower surface of the liquid dripping pipe 22 extends out of the liquid inlet pipe 21 and is used for communicating the liquid inlet pipe 21 with the liquid distribution tank 31, so that the liquid in the liquid inlet pipe 21 flows into the liquid distribution tank 31 through the liquid dripping pipes 22.
Specifically, a liquid distribution tank 31 arranged perpendicular to the liquid inlet pipe 21; the plurality of cloth tanks 31 are alternately arranged on the two support plates at intervals; the liquid distribution grooves 31 are laid towards two ends along the central axis direction of the liquid inlet pipe 21, the positions of the liquid distribution grooves 31 and the positions of the liquid spraying pipes 22 are in one-to-one correspondence, so that the liquid distribution grooves can be staggered in the vertical direction and can be seamlessly connected in the horizontal direction at the same time, and the function of collecting liquid dropping from the upper part is achieved; the liquid distribution groove 31 is a V-shaped groove with two closed ends, a connecting support 33 is horizontally arranged at the opening end, and the connecting support 33 is arranged for erecting the liquid distribution groove 31 on the support plate; the liquid distribution groove 31 and the support plate are in fit connection with the height adjusting screw 34 through the connecting support 33, and meanwhile, the height adjusting screw 34 is convenient for adjusting the horizontal position of the liquid distribution groove 31, so that the liquid can be uniformly discharged from the two ends of the liquid distribution groove 31.
Wherein, the outer walls of the two ends of the liquid distribution groove 31 on the first support plate 11 are bolted to the second support plate 12 to ensure that the relative positions of the first support plate 11 and the second support plate 12 are connected, and further ensure that the structure of the liquid distributor is stable.
Specifically, the liquid distribution holes 32 are opened on two side walls of the liquid distribution groove 31, the number of the liquid distribution holes 32 is sequentially reduced from the opening end of the liquid distribution groove 31 to the bottom of the liquid distribution groove 31, and different numbers of the liquid distribution holes 32 are opened according to the cross-sectional areas of different depths of the liquid distribution groove 31, so that the number of the liquid distribution holes 32 participating in liquid distribution is different when different volumes of liquid are sprayed in the liquid distribution groove 31, that is, when more liquid is present, the more the liquid distribution holes 32 participating in liquid distribution are present, and when less liquid is present, the fewer the liquid distribution holes 32 participating in liquid distribution are present.
In this embodiment, as shown in fig. 7, the plurality of liquid distribution holes 32 form an inverted isosceles triangle-shaped liquid distribution hole set, and the plurality of liquid distribution hole sets are sequentially and continuously arranged on two side walls of the liquid distribution groove 31, so that the liquid distribution holes 32 are uniformly distributed on the side walls of the liquid distribution groove 31, and the sprayed liquid is further uniformly distributed.
The utility model discloses a theory of operation does:
when the device is used, circulating water which is non-uniformly distributed above the liquid distributor flows into the liquid inlet pipe 21 through the liquid inlet hole 23 of the liquid inlet pipe 21 and pure water flows into the water distribution groove 31 which is arranged on the first supporting plate 11 and the second supporting plate 12 through the water pouring pipe 22 respectively and flows out from the water distribution holes 32 through the water inlet hole 24 of the liquid inlet pipe 21.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (9)
1. A low windage liquid distributor, comprising:
the supporting structure comprises two annular supporting plates with the same size and structure, and the two supporting plates are coaxially arranged along the vertical direction;
a liquid inlet pipe (21) arranged along the diameter direction of the support plate;
the plurality of liquid pouring pipes (22) are uniformly distributed at the bottom of the liquid inlet pipe (21);
the cloth liquid groove (31) is a V-shaped groove with two closed ends, and the opening end of the cloth liquid groove is connected with the supporting structure; the liquid distribution groove (31) is vertically arranged with the liquid inlet pipe (21); the plurality of liquid distribution grooves (31) are alternately arranged on the two supporting plates;
and liquid distribution holes (32) which are formed on two side walls of the liquid distribution groove (31).
2. A low windage liquid distributor as defined in claim 1 wherein: the liquid distribution groove (31) is paved towards the two ends of the liquid inlet pipe (21) along the central axis direction of the liquid inlet pipe and is in one-to-one correspondence with the positions of the liquid drenching pipes (22).
3. A low windage liquid distributor as defined in claim 1 wherein: and two ends of the cloth liquid tank (31) are horizontally provided with connecting supports (33).
4. A low windage liquid distributor as defined in claim 3 wherein: the liquid distribution groove (31) and the support plate are connected with a height adjusting screw (34) in a matching way through the connecting support (33).
5. A low windage liquid distributor as defined in claim 1 wherein: the support plate comprises a first support plate (11) and a second support plate (12), and the first support plate (11) is arranged above the second support plate (12).
6. A low windage liquid distributor as defined in claim 1 wherein: and a liquid inlet hole (23) and a water inlet hole (24) are formed in the middle point of the top of the liquid inlet pipe (21), the liquid inlet hole (23) is used for communicating circulating water in the tower, and the water inlet hole (24) is used for communicating pure water.
7. The low windage liquid distributor of claim 5 wherein: the two ends of the liquid inlet pipe (21) are bolted with the first supporting plate (11).
8. The low windage liquid distributor of claim 5 wherein: the outer walls of two ends of the cloth liquid groove (31) on the first supporting plate (11) are bolted with the second supporting plate (12).
9. A low windage liquid distributor as defined in claim 1 wherein: the number of the liquid distribution holes (32) is reduced from the opening end of the liquid distribution groove (31) to the bottom of the liquid distribution groove (31) in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222496960.4U CN218281224U (en) | 2022-09-21 | 2022-09-21 | Low-wind-resistance liquid distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222496960.4U CN218281224U (en) | 2022-09-21 | 2022-09-21 | Low-wind-resistance liquid distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218281224U true CN218281224U (en) | 2023-01-13 |
Family
ID=84816489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222496960.4U Active CN218281224U (en) | 2022-09-21 | 2022-09-21 | Low-wind-resistance liquid distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218281224U (en) |
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2022
- 2022-09-21 CN CN202222496960.4U patent/CN218281224U/en active Active
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