CN220989699U

CN220989699U - Liquid collecting redistributor

Info

Publication number: CN220989699U
Application number: CN202323042256.2U
Authority: CN
Inventors: 秦晓栋
Original assignee: Shanghai Huowei Technology Equipment Co ltd
Current assignee: Shanghai Huowei Technology Equipment Co ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-05-24
Anticipated expiration: 2033-11-10

Abstract

The application relates to the technical field of distributors, and discloses a liquid collecting redistributor, which comprises a collecting tank body arranged in a tower, wherein the collecting tank body comprises a peripheral side wall and a bottom wall, an opening is arranged at the top of the collecting tank body, and a feeding pipe extends into the collecting tank body from the opening of the collecting tank body and is used for conveying liquid to be redistributed towards the bottom wall; a liquid outlet is formed in the bottom wall, a buffer assembly is arranged above the liquid outlet, and the buffer assembly is arranged between the outlet of the feeding pipe and the liquid outlet; the bottom of the liquid outlet is connected with a distribution pipe, and a plurality of drip holes are arranged on the distribution pipe. The application has the advantage of improving the liquid collecting and redistributing effect in the tower.

Description

Liquid collecting redistributor

Technical Field

The application relates to the technical field of distributors, in particular to a liquid collecting and redistributor.

Background

The liquid distributor is arranged in the tower wall and is used for uniformly and initially distributing or redistributing the liquid at the top of the packed tower or at a certain height so as to make mass transfer and heat transfer between the liquid phase and the gas phase more efficient and improve the inter-phase contact of the liquid phase and the gas phase, thereby improving the efficiency of the tower.

The liquid collecting and redistributor in the tower redistributes liquid, and the existing liquid collecting and redistributor comprises a tank body. The liquid needing to be distributed again can stretch into the tank body of the liquid collecting redistributor through the feeding pipe, and according to the distribution requirement: about 80 drops per square meter, the drop points arranged at the bottom of the tank body need to consider the proportional relation with the area. Therefore, especially when the cross section of the can body is relatively small, such as when the diameter of the liquid collecting and redistributor is only 150mm, the number of the set drip holes is limited, and at most 2 to 3 holes are provided, but the number of the holes is small, the effect of the diversion is limited, and the requirement of sufficient redistribution cannot be satisfied, and therefore, improvement is required to improve the effect of liquid redistribution.

Disclosure of utility model

In order to improve the effect of liquid collection and redistribution in the tower, the application provides a liquid collection and redistribution device.

The application provides a liquid collecting redistributor, which adopts the following technical scheme:

The liquid collecting redistributor comprises a collecting tank body arranged in a tower, wherein the collecting tank body comprises a peripheral side wall and a bottom wall, an opening is formed in the top of the collecting tank body, and a feeding pipe extends into the collecting tank body from the opening of the collecting tank body and is used for conveying liquid to be redistributed towards the bottom wall; a liquid outlet is formed in the bottom wall, a buffer assembly is arranged above the liquid outlet, and the buffer assembly is arranged between the outlet of the feeding pipe and the liquid outlet; the bottom of liquid outlet is connected with the distribution pipe, be provided with a plurality of drop holes on the distribution pipe.

Through adopting above-mentioned technical scheme, liquid in the filling tube passes through buffer module, prevents direct impact liquid outlet, improves the degree of consistency of filler liquid, can increase the quantity of dropping point through the distribution tube under the circumstances of guaranteeing the distribution requirement, consequently is favorable to further improving the effect that liquid was collected and redistributed.

Optionally, the buffer assembly comprises a shielding plate and a supporting column, wherein the shielding plate is positioned above the liquid outlet and is shielded between the liquid outlet and the outlet of the feeding pipe; the support column is fixedly connected between the shielding plate and the bottom wall.

Through adopting above-mentioned technical scheme, the shielding plate can prevent that liquid from directly flowing to the liquid outlet from the export of filling tube to reduce the impact force of liquid outlet, and make liquid under the buffering of shielding plate, improve the mixing uniformity.

Optionally, the distribution pipe includes connecting pipe and distribution branch pipe, the one end of connecting pipe intercommunication to the liquid outlet, the other end of connecting pipe is connected to the distribution branch pipe, a plurality of drip holes set up in on the distribution branch pipe.

Through adopting above-mentioned technical scheme, through the flow path of distribution branch pipe extension liquid for from the liquid of drip hole department outflow more even.

Optionally, the distribution manifold comprises a plurality of interconnected sub-manifolds.

By adopting the technical scheme, the plurality of distribution sub-branch pipes are beneficial to further increasing the flow paths of the liquid, thereby being beneficial to further improving the distribution effect.

Optionally, the drip holes are located at least near the ends of the plurality of sub-branches.

By adopting the technical scheme, the tail end is provided, so that the flow path of liquid can be further prolonged, and the distribution effect can be further improved.

Optionally, the drip holes are located at the bottom of the distribution branch pipe.

By adopting the technical scheme, because the liquid naturally flows by gravity, the liquid distributor is arranged at the bottom, is convenient for the outflow of the liquid, and is not easy to remain in the distribution branch pipes.

Optionally, a supporting frame is arranged at the bottom of the tower corresponding to the distribution pipe, and the distribution pipe is lapped on the supporting frame.

Through adopting above-mentioned technical scheme, the support frame is favorable to playing the effect of support to guarantee the fixed stability in the tower of the position of liquid collection redistributor.

Optionally, a sealing gasket is arranged on the collecting tank body, and the sealing gasket is in interference fit between the outer wall of the collecting tank body and the inner wall of the tower.

By adopting the technical scheme, the sealing gasket is favorable for preventing wall flow, so that liquid passes through the liquid collecting redistributor, and the distribution effect is further improved.

Optionally, the lateral wall that the collection tank body is close to the opening part is provided with the flange ring, the flange ring with the opening leaves the settlement distance, the flange ring with sealing gasket fixed connection, the opening part of the collection tank body is provided with the breach, the bottom of breach with the flange ring flushes.

Through adopting above-mentioned technical scheme, the breach is favorable to making the liquid of flange ring upper portion get into the collection jar body to be difficult to have and remain, and then improve the degree of consistency of liquid.

In summary, the present application includes at least one of the following beneficial technical effects: through increasing the quantity that the distribution pipe increased the dropping point to and add buffer unit, be favorable to preventing the liquid direct impact liquid outlet of discharging pipe, thereby be favorable to further improving the effect that liquid was collected and redistributed.

Drawings

Fig. 1 is a top view of an embodiment of the present application.

Fig. 2 is a cross-sectional view taken along A-A in fig. 1.

Fig. 3 is a top view of a cushioning assembly in an embodiment of the present application.

Fig. 4 is a cross-sectional view taken along B-B in fig. 3.

Fig. 5 is a top view of a distribution manifold in an embodiment of the application.

FIG. 6 is a top view of a gasket seal in an embodiment of the application.

FIG. 7 is a partial cross-sectional view of an embodiment of the application, primarily for illustrating the configuration of the gasket seal and flange ring.

Fig. 8 is a top view of a distribution manifold and support frame in an embodiment of the application.

Reference numerals: 1. a collecting tank body; 11. a peripheral sidewall; 12. a bottom wall; 13. an opening; 14. a liquid outlet; 15. a flange ring; 16. a notch; 2. a feeding tube; 3. a buffer assembly; 31. a shielding plate; 32. a support column; 4. a distribution pipe; 41. a drip hole; 42. a connecting pipe; 43. a distribution branch pipe; 431. a first sub-branch; 432. a second sub-branch; 433. a third sub-branch; 5. a support frame; 6. and a sealing gasket.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

The embodiment of the application discloses a liquid collecting redistributor.

Referring to fig. 1 and 2, a liquid collecting redistributor includes a collecting tank 1 provided in a packed tower; the collecting tank body 1 is cylindrical in whole and comprises a peripheral side wall 11 and a bottom wall 12, and an opening 13 is formed in the top of the collecting tank body 1. The filling pipe 2 extends from the opening 13 of the collecting tank 1 into the collecting tank 1 for transporting the liquid to be redistributed towards the bottom wall 12. A liquid outlet 14 is formed in the middle of the bottom wall 12, and a buffer assembly 3 is arranged on the bottom wall 12 above the liquid outlet 14; the buffer assembly 3 is arranged between the outlet of the feeding tube 2 and the liquid outlet 14, and is used for preventing liquid from directly impacting the liquid outlet 14. The bottom of the liquid outlet 14 is connected with a distribution pipe 4, and a plurality of drip holes 41 are arranged on the distribution pipe 4 so as to facilitate the outflow of liquid.

Referring to fig. 2, 3 and 4, the buffer assembly 3 includes a shielding plate 31 and a supporting column 32, the shielding plate 31 is configured as a circular plate, and is horizontally disposed above the liquid outlet 14, and the area of the shielding plate 31 is larger than that of the liquid outlet 14, and the shielding plate 31 is shielded between the liquid outlet 14 and the outlet of the feeding tube 2. The support columns 32 are provided in plurality and circumferentially equally spaced between the shielding plate 31 and the bottom wall 12. The support columns 32 are provided in a rectangular plate-like structure, are provided perpendicularly to the shielding plate 31, and the support columns 32 are located on the radius of the shielding plate 31. The liquid passes through the buffer of the shielding plate 31 and flows into the liquid outlet 14 from the edge of the shielding plate 31, so that the impact force of the liquid on the liquid outlet 14 is prevented, and the mixing uniformity is improved.

Referring to fig. 2 and 5, the distribution pipe 4 includes a connection pipe 42 and a distribution branch pipe 43, the connection pipe 42 is a cylindrical pipe, is disposed perpendicular to the middle of the bottom wall 12, and has one end connected to the liquid outlet 14, the other end of the connection pipe 42 is connected to the distribution branch pipe 43, and a plurality of drip holes 41 are disposed on the distribution branch pipe 43. The distribution branch pipe 43 comprises a plurality of sub-branch pipes which are communicated with each other, and in the embodiment, the distribution branch pipe comprises a first sub-branch pipe 431, a second sub-branch pipe 432 and a third sub-branch pipe 433, wherein the first sub-branch pipe 431 is arranged perpendicular to the connecting pipe 42, and the connecting pipe 42 is communicated with the middle side wall of the first sub-branch pipe 431; the second sub-branch 432 and the third sub-branch 433 are respectively disposed symmetrically and vertically communicating with both ends of the first sub-branch 431. The drip holes 41 are located at the bottoms of the first sub-branch pipe 431, the second sub-branch pipe 432, and the third sub-branch pipe 433, and the drip holes 41 are provided in plurality and at least near the ends of the plurality of sub-branch pipes. The arrangement of the plurality of distribution sub-branches and the arrangement of the drip holes 41 at the ends thereof are advantageous in further lengthening the flow path of the liquid and thus in further improving the distribution effect. By means of the distribution manifold 43, the liquid flowing out of the drip openings 41 is made more uniform. In addition, since the liquid naturally flows by gravity, the drip holes 41 are provided at the bottom, which facilitates the outflow of the liquid, and the distribution branch pipes 43 are not liable to remain therein.

Referring to fig. 2, 6 and 7, a flange ring 15 is welded on the outer side wall of the collecting tank body 1 near the opening 13, a set distance is reserved between the flange ring 15 and the opening 13, and a plurality of mounting holes are formed in the flange ring 15 at equal intervals on the circumference. An annular sealing gasket 6 is arranged on one side of the flange ring 15 far away from the opening 13, and a fixing hole is formed in the sealing gasket 6 and corresponds to the mounting hole. The sealing gasket 6 is made of an elastic material; the internal diameter of sealing gasket 6 is greater than or equal to the outer wall size of collecting tank body 1, and the external diameter size of sealing gasket 6 is greater than the internal diameter size of packing tower, and during the installation, with sealing gasket 6 and flange ring 15 fixed connection, and sealing gasket 6 turns over towards the direction that is close to opening 13, seals and supports tightly between tower inner wall and collecting tank body 1. The sealing gasket 6 is advantageous in preventing wall flow from occurring, so that the liquid passes through the liquid collecting redistributor, thereby further improving the effect of liquid distribution.

The opening 13 of the collecting tank body 1 is provided with a notch 16, and the bottom of the notch 16 is flush with the flange ring 15. The notch 16 is favorable for enabling the liquid at the upper part of the flange ring 15 to enter the collecting tank body 1, so that residues are not easy to exist, and the uniformity of the liquid is improved.

Referring to fig. 2 and 8, in order to improve the stability of the position fixing of the collecting tank 1 in the tower, a supporting frame 5 is fixed at the bottom of the corresponding distribution pipe 4 in the tower, the supporting frame 5 comprises two supporting plates which are symmetrically and parallelly distributed, the supporting plates vertically abut against the bottoms of the second sub-branch pipe 432 and the third sub-branch pipe 433, and are staggered with the dripping holes 41, so that the blocking of the supporting frame 5 to the liquid flow is reduced. The support 5 advantageously serves as a support to ensure the stability of the liquid collection redistributor in its position in the tower.

The implementation principle of the liquid collection redistributor of the embodiment of the application is as follows: the liquid in the feeding pipe 2 impacts the shielding plate 31 and falls down along the edge of the shielding plate 31, then enters the connecting pipe 42 from the liquid outlet 14, then enters the first sub-branch pipe 431, the second sub-branch pipe 432 and the third sub-branch pipe 433 respectively, finally flows out from the drip hole 41, and achieves the collection and redistribution of the liquid, thereby improving the uniformity of the filling liquid. Therefore, the number of drop points can be increased through the distribution pipe 4 under the condition of ensuring the distribution requirement, which is beneficial to further improving the effect of liquid collection and redistribution.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The liquid collecting redistributor is characterized by comprising a collecting tank body (1) arranged in a tower, wherein the collecting tank body (1) comprises a peripheral side wall (11) and a bottom wall (12), an opening (13) is formed in the top of the collecting tank body (1), and a feeding pipe (2) extends into the collecting tank body (1) from the opening (13) of the collecting tank body (1) and is used for conveying liquid to be redistributed towards the bottom wall (12); a liquid outlet (14) is formed in the bottom wall (12), a buffer assembly (3) is arranged above the liquid outlet (14), and the buffer assembly (3) is arranged between the outlet of the feeding pipe (2) and the liquid outlet (14); the bottom of the liquid outlet (14) is connected with a distribution pipe (4), and a plurality of drip holes (41) are formed in the distribution pipe (4).

2. The liquid collection redistributor according to claim 1, wherein said buffer assembly (3) comprises a shielding plate (31) and supporting columns (32), said shielding plate (31) being located above said liquid outlet (14) and being shielded between said liquid outlet (14) and the outlet of said feeding pipe (2); the support column (32) is fixedly connected between the shielding plate (31) and the bottom wall (12).

3. The liquid collecting and redistributor according to claim 1 or 2, wherein said distribution pipe (4) comprises a connection pipe (42) and a distribution branch pipe (43), one end of said connection pipe (42) is connected to said liquid outlet (14), the other end of said connection pipe (42) is connected to said distribution branch pipe (43), and a plurality of said drip holes (41) are provided on said distribution branch pipe (43).

4. The liquid collection redistributor according to claim 3, wherein said distribution manifold (43) comprises a plurality of interconnected sub-manifolds.

5. The liquid collection redistributor according to claim 4, wherein said drop holes (41) are located at least near the ends of a plurality of said sub-branches.

6. The liquid collection redistributor according to claim 5, wherein said drop holes (41) are located at the bottom of said distribution branch (43).

7. The liquid collection redistributor according to claim 1, wherein a supporting frame (5) is arranged in the tower corresponding to the bottom of the distribution pipe (4), and the distribution pipe (4) is lapped on the supporting frame (5).

8. The liquid collection redistributor according to claim 1, wherein a sealing gasket (6) is arranged on said collection tank (1), said sealing gasket (6) being interference fit between the outer wall of said collection tank (1) and the inner wall of the tower.

9. The liquid collection redistributor according to claim 8, wherein a flange ring (15) is arranged on the outer side wall of the collecting tank body (1) close to the opening (13), a set distance is left between the flange ring (15) and the opening (13), the flange ring (15) is fixedly connected with the sealing gasket (6), a notch (16) is arranged on the opening (13) of the collecting tank body (1), and the bottom of the notch (16) is flush with the flange ring (15).