CN218380557U

CN218380557U - Adjustable overflow pipe structure for cooling tower bottom basin

Info

Publication number: CN218380557U
Application number: CN202122876871.8U
Authority: CN
Inventors: 吴骁龙; 吴加胜; 戴聪; 彭博
Original assignee: Hunan Yuanheng Technology Co ltd
Current assignee: Hunan Yuanheng Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2023-01-24
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the technical field of cooling towers, in particular to an adjustable overflow pipe structure for a cooling tower bottom basin, which comprises a lifting pipe, wherein the lifting pipe is arranged in a sleeve in a vertically sliding manner, and a sealing ring is arranged on the inner wall of the sleeve and is contacted with the lifting pipe; the sleeve is arranged on the overflow pipe; the upper end of the overflow pipe or the sleeve is provided with an adjusting cover; the lifting pipe passes through the adjusting cover; a wedge-shaped block is arranged between the lifting pipe and the adjusting cover. The liquid level adjusting device is used for adjusting the water level of the cooling tower bottom basin, can adapt to liquid levels under different working conditions, and improves the operation efficiency of cooling tower equipment.

Description

Adjustable overflow pipe structure for cooling tower bottom basin

Technical Field

The utility model relates to a cooling tower technical field specifically is a basin is with adjustable overflow pipe structure at bottom of cooling tower.

Background

The cooling tower bottom basin is located cooling tower bottom position for collect cooling tower recirculated cooling water, generally be provided with the overflow pipe in end basin, the overflow pipe is arranged in adjusting the water level in the basin at the bottom, and when the water level was too high, the cooling tower flowed from the overflow pipe.

When the cooling tower was applicable to different work scenes, the water level height in the end basin required differently, but present overflow pipe highly fixed, when meetting the operating mode that needs adjust end basin water level height, can't adjust.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a cooling tower bottom basin is with adjustable overflow pipe structure for the regulation of cooling tower bottom basin water level height can adapt to the liquid level of different operating modes, improves cooling tower equipment operating efficiency.

In order to achieve the purpose, the utility model adopts the technical proposal that: an adjustable overflow pipe structure for a cooling tower bottom basin comprises a lifting pipe, wherein the lifting pipe is arranged in a sleeve in a vertically sliding mode, and a sealing ring is arranged on the inner wall of the sleeve and is in contact with the lifting pipe; the sleeve is arranged on the overflow pipe; the upper end of the overflow pipe or the sleeve is provided with an adjusting cover; the lifting pipe passes through the adjusting cover; a wedge-shaped block is arranged between the lifting pipe and the adjusting cover.

The invention has the beneficial effects that: the water inlet at the upper end of the overflow pipe can be lifted up and down, so that the height of the water level in the bottom basin of the cooling tower can be adjusted; the tightness of the wedge-shaped block can be controlled by rotating the adjusting cover, so that the lifting pipe can be adjusted up and down.

As a further improvement of the above technical solution: the sleeve is arranged in the overflow pipe or the lower end of the sleeve is in threaded connection with the overflow pipe.

The beneficial effect of the improvement is as follows: the lifting pipe and the sleeve are integrally detachably mounted by adopting two different mounting structures, so that the lifting pipe and the sleeve are convenient to maintain and mount.

As a further improvement of the technical scheme: the wedge-shaped block is formed by combining a plurality of blocks to form an annular structure; the outer diameter of the upper end of the annular structure is smaller than that of the lower end of the annular structure.

The beneficial effect of the improvement is as follows: the lifting pipe is fixed in position through the wedge-shaped block, and the tightness of the wedge-shaped block is achieved through rotation of the adjusting cover.

As a further improvement of the above technical solution: a filter cup is arranged in the lifting pipe.

The beneficial effect of the improvement is as follows: dirt accumulated in the water flowing into the lifting pipe can be collected through the filter cup.

As a further improvement of the above technical solution: the lateral wall of the upper end of the lifting pipe is provided with a filtering hole, and the top end of the lifting pipe is provided with a water filling hole.

The beneficial effect of the improvement is as follows: the cooling water higher than the set water level can flow into the overflow pipe through the filtering holes on the side wall; when the water level rises too fast, the redundant cooling water can flow into the overflow pipe through the water filling holes.

As a further improvement of the above technical solution: the mesh enclosure is arranged at the upper end of the lifting pipe.

The beneficial effect of the improvement is as follows: the screen panel can keep apart the filth in the cooling water, prevents to flow into in the lifting pipe.

As a further improvement of the above technical solution: the outer diameter of the mesh enclosure is larger than that of the lifting pipe.

The beneficial effect of the improvement is as follows: increasing the velocity of the water flowing into the riser.

Drawings

FIG. 1 is a schematic diagram of the structure of an overflow pipe on a bottom basin of a conventional cooling tower;

FIG. 2 is a schematic view of the overflow pipe structure of the present invention installed on the bottom basin of the cooling tower;

FIG. 3 is a schematic view of the appearance structure of the present invention;

fig. 4 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of another embodiment of the present invention;

FIG. 6 is a schematic view of the upper end of the elevator tube;

fig. 7 is a schematic structural view of the elevator tube with a mesh enclosure disposed at the upper end thereof.

In the figure: 1. an overflow pipe; 2. a lifting pipe; 3. an adjusting cover; 4. a wedge block; 5. a sleeve; 6. a seal ring; 7. a filter cup; 8. a filtration pore; 9. a water filling hole; 10. a net cover.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

Referring to fig. 1 to 7, in a specific embodiment, an adjustable overflow pipe structure for a cooling tower bottom basin includes an elevating pipe 2, the elevating pipe 2 is slidably disposed in a sleeve 5, and a sealing ring 6 disposed on an inner wall of the sleeve 5 contacts with the elevating pipe 2; the sleeve 5 is arranged on the overflow pipe 1; the upper end of the overflow pipe 1 or the sleeve 5 is provided with an adjusting cover 3; the lifting pipe 2 passes through the adjusting cover 3; a wedge-shaped block 4 is arranged between the lifting pipe 2 and the adjusting cover 3.

A clamping groove is formed in the inner wall of the sleeve 5, and the sealing ring 6 is arranged in the clamping groove; the sealing ring 6 can be an O-shaped sealing ring; the sleeve 5 and the elevator tube 2 can be of an integrated structure; the outer diameter of the sleeve 5 can be smaller than that of the overflow pipe 1, so that the sleeve 5 can be sleeved in the overflow pipe 1, and the upper end of the sleeve is hung; the lower end of the sleeve 5 can be provided with threads and is connected with the overflow pipe 1 through the threads; the lifting pipe 2 can move up and down, and the wedge-shaped block 4 can be in an annular structure formed by three or more blocks; the thickness of the upper end of the wedge block 4 is smaller than that of the lower end; the inner wall of the wedge-shaped block 4 is matched with the outer wall of the lifting pipe 2; the outer wall of the upper end of the overflow pipe 1 is provided with threads, and the adjusting cover 3 is connected to the overflow pipe in a threaded manner; or the outer wall of the upper end of the sleeve 5 is provided with threads, and the adjusting cover 3 is in threaded connection with the sleeve 5.

As shown in fig. 4-5, further optimization is performed on the basis of the above-mentioned embodiments: the sleeve 5 is arranged inside the overflow pipe 1 or the lower end of the sleeve 5 is in threaded connection with the overflow pipe 1. As shown in fig. 4, the lower end of the sleeve 5 is sleeved inside the overflow pipe 1, and the upper end thereof is hung on the upper end of the overflow pipe 1 through a boss on the edge.

Further optimization is carried out on the basis of the embodiment: the wedge-shaped block 4 is an annular structure formed by mutually combining a plurality of blocks; the outer diameter of the upper end of the annular structure is smaller than that of the lower end of the annular structure. The wedge block 4 can be formed into a ring shape by combining 3 or 4 blocks; the elevator tube 2 passes through the annular structure; when screwing up adjusting cover 3, the ring structure hole that wedge 4 is constituteed reduces to fix elevator pipe 2, when unscrewing adjusting cover 3, the ring structure hole increase that wedge is constituteed, elevator pipe 2 can the oscilaltion adjusting position.

As shown in fig. 5, the above embodiment is further optimized: a filter cup 7 is arranged in the lifting pipe 2. The filter cup 7 is sleeved inside the lifting pipe 2, and the bottom of the filter cup 7 is a mesh surface; the cooling water is discharged through the filter cup 7; the filtering cup 7 collects dirt in water, and the filtering cup 7 can be taken out to remove the dirt at a certain time, so that the cleanness of circulating water in the cooling tower can be ensured, and the service life and the efficiency of the cooling tower are improved.

As shown in fig. 6, further optimization is performed on the basis of the above embodiment: the lateral wall of the upper end of the lifting pipe 2 is provided with a filtering hole 8, and the top end of the lifting pipe is provided with a water filling hole 9. The filter holes 8 can facilitate cooling water to enter the lifting pipe 2, so that water flows in from the side wall of the lifting pipe 2, air in the lifting pipe 2 can be discharged from the water filling holes 9 at the top end, and exhaust vibration is prevented from being generated in the lifting pipe 2; and water can also enter the elevator tube 2 from the tank water holes 9 as the water flow increases.

As shown in fig. 7, the optimization is further performed on the basis of the above embodiment: the mesh enclosure 10 is arranged at the upper end of the lifting pipe 2.

Further optimization is carried out on the basis of the embodiment: the outer diameter of the mesh enclosure 10 is larger than that of the lifting pipe 2.

The utility model discloses concrete theory of operation:

the adjusting cover 3 is unscrewed by rotating, the wedge-shaped block 4 is loosened, the vertical height of the lifting pipe 2 is manually adjusted, and the lifting pipe 2 is in contact with the sealing ring 6, so that the sealing property between the lifting pipe 2 and the sleeve 5 can be improved; after the height position of the elevator tube 2 is determined, the adjusting cover 3 is screwed down, the wedge-shaped block 4 is contracted, and the elevator tube 2 is clamped tightly.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been described herein using specific examples, which are presented only to aid in understanding the methods and core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of the concepts and technical solutions of the present invention to other applications, with or without any modifications, shall be considered as the scope of the present invention.

Claims

1. An adjustable overflow pipe structure for a cooling tower bottom basin is characterized by comprising a lifting pipe (2), wherein the lifting pipe (2) is arranged in a sleeve (5) in a vertically sliding mode, and a sealing ring (6) is arranged on the inner wall of the sleeve (5) and is in contact with the lifting pipe (2); the sleeve (5) is arranged on the overflow pipe (1); the upper end of the overflow pipe (1) or the sleeve (5) is provided with an adjusting cover (3); the lifting pipe (2) penetrates through the adjusting cover (3); a wedge-shaped block (4) is arranged between the lifting pipe (2) and the adjusting cover (3).

2. An adjustable overflow pipe structure for a cooling tower bottom basin according to claim 1, characterized in that said sleeve (5) is arranged inside the overflow pipe (1) or the lower end of said sleeve (5) is screwed to the overflow pipe (1).

3. The adjustable overflow pipe structure for the cooling tower bottom basin as claimed in claim 1, wherein the wedge-shaped block (4) is formed by combining a plurality of blocks to form an annular structure; the outer diameter of the upper end of the annular structure is smaller than that of the lower end of the annular structure.

4. An adjustable overflow pipe structure for a cooling tower bottom basin, as claimed in claim 1, wherein a filter cup (7) is provided in said elevator tube (2).

5. The adjustable overflow pipe structure for the cooling tower bottom basin as claimed in claim 1, wherein the side wall of the upper end of the lifting pipe (2) is provided with a filtering hole (8), and the top end is provided with a water filling hole (9).

6. The adjustable overflow pipe structure for the cooling tower bottom basin as claimed in claim 1, wherein the lifting pipe (2) is provided with a mesh enclosure (10) at the upper end.

7. An adjustable overflow pipe structure for a cooling tower bottom basin as claimed in claim 6, wherein the external diameter of said screen (10) is larger than the lifting pipe (2).