CN216558393U

CN216558393U - Anti-freezing device for cooling tower tray pipe

Info

Publication number: CN216558393U
Application number: CN202123347942.1U
Authority: CN
Inventors: 刘同凯; 白桂龙; 刘磊; 王鹏举; 赵晓刚
Original assignee: Inner Mongolia Chuangyuan Metal Co ltd
Current assignee: Inner Mongolia Chuangyuan Metal Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-17
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a cooling tower coil pipe anti-freezing device, which comprises a water collecting pipe, a connecting mechanism, a pipe bundle and a partition plate, wherein the pipe bundle, the partition plate and the connecting mechanism are arranged on the water collecting pipe, a plane pipe is changed into a corrugated pipe, the pipe diameter is improved, so that the water flow speed is improved, the cooling effect cannot be reduced, the water pressure and the flow of the whole set of coil pipe are balanced by the arranged partition plate, the pipe bundle is connected with the water collecting pipe by adopting a first flange and a second flange which are connected by bolts, and the bolts can be directly disassembled to disassemble the pipe bundle during later maintenance, so that the water flow speed is improved, the phenomena of freezing and pipe explosion are prevented, and the beneficial effects of later maintenance on the pipe bundle are facilitated.

Description

Anti-freezing device for cooling tower tray pipe

Technical Field

The utility model particularly relates to a cooling tower coil pipe anti-freezing device, and relates to the relevant field of cooling towers.

Background

The cooling tower is a device which uses water as a circulating coolant, absorbs heat from a system and discharges the heat to the atmosphere so as to reduce the water temperature; the cooling is an evaporation heat dissipation device which generates steam by utilizing the heat exchange between water and air after flowing and contacting, the steam volatilizes and takes away heat to achieve the principles of evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioners to reduce the water temperature, the device is generally barrel-shaped, so the device is named as a cooling tower, the cooling tower is widely applied to industrial production at present due to the economical efficiency and the practicability of the cooling tower system, the cooling tower is divided into three parts of a cooling fan, a spray and a coil, and each group of coils is formed by connecting 85-90 pipe bundles in parallel.

When the coil is used in winter in northern, particularly alpine regions, the water in the tube bundle at two ends of the coil of the cooling tower is frozen and burst due to the factors of low water supply pressure, relatively low water flow speed, fast heat dissipation, insufficient heat supply of a heat source and the like, so that circulating water leaks out, the damage of the tube of the cooling tower tray not only has high maintenance difficulty and causes waste of water resources, but also influences the normal operation of an intermediate frequency furnace, a steel claw straightening machine, a pressure-disengaging machine and the like which need circulating water cooling equipment, and even causes serious equipment accidents.

SUMMERY OF THE UTILITY MODEL

Accordingly, to address the above-described deficiencies, the present invention herein provides a cooling tray tube freeze protection device.

The utility model is realized in such a way that a cooling tower coil pipe anti-freezing device is constructed, the device comprises a water collecting pipe and a connecting mechanism, the water collecting pipe is connected to a pipe bundle through the connecting mechanism, a partition plate is arranged on the inner side of the water collecting pipe, the connecting mechanism comprises a linking pipe, a first flange, a second flange, a bolt, a gasket and a screw hole, the linking pipe is linked with the right end of the inner side of the water collecting pipe, the first flange is arranged at the right end of the linking pipe, the second flange is connected with the left end of the outer side of the pipe bundle and is positioned on the right side of the first flange, the bolt is in threaded fit with the inner side of the screw hole, the gasket is pasted on the left and right opposite surfaces of the first flange and the second flange, the two gaskets are mutually pasted, and the screw hole is formed in the outer side end faces of the first flange, the second flange and the gasket.

Preferably, the tube bundle comprises a first corrugated tube, a U-shaped tube and a second corrugated tube, the first corrugated tube is connected to the top of the right side of the U-shaped tube, and the bottom of the right side of the U-shaped tube is connected to the left end of the outer side of the second corrugated tube.

Preferably, the water collecting pipe is provided with more than two pipe bundles on the right side, and corresponding connecting mechanisms are arranged between the water collecting pipe and the pipe bundles.

Preferably, the end surface of the outer side of the partition board is of an arc-shaped structure, and the end surface of the outer side of the partition board is parallel to the inner ring of the water collecting pipe.

Preferably, the connecting pipe is perpendicular to the right end face of the water collecting pipe, and the inner diameter of the connecting pipe is consistent with that of the first flange.

Preferably, the inner diameter and the outer diameter of the first flange are consistent with those of the second flange.

Preferably, the screw holes are distributed on the first flange and the second flange at equal intervals in an annular mode, and corresponding bolts are arranged on the right side of the second flange.

Preferably, the inner diameters of the first node pipe, the U-shaped pipe and the second node pipe are consistent, and the outer diameters of the first node pipe and the second node pipe are 25 mm-32 mm.

The utility model has the following advantages: the present invention provides a cooling tray tube freeze-proofing device by improvement, compared with the same type of equipment, the improvement is as follows:

according to the anti-freezing device for the cooling tower tray pipe, the pipe bundle, the partition plate and the connecting mechanism are arranged on the water collecting pipe, the plane pipe is changed into the corrugated pipe, the pipe diameter is improved, the water flow speed is improved, meanwhile, the cooling effect cannot be reduced, the water pressure and the flow of the whole set of coil pipe are balanced through the partition plate, the pipe bundle and the water collecting pipe are connected through the first flange and the second flange through the bolts, the bolts can be directly disassembled during later maintenance, the water flow speed is improved, freezing and pipe explosion are prevented, and meanwhile, the beneficial effects of later maintenance on the pipe bundle are facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a separator plate connection structure of the present invention;

FIG. 3 is a schematic view of the coupling mechanism of the present invention;

FIG. 4 is a schematic view of a screw hole distribution structure according to the present invention;

FIG. 5 is a schematic view of a tube bundle configuration of the present invention.

Wherein: the water collecting pipe comprises a water collecting pipe-1, a connecting mechanism-2, a pipe bundle-3, a partition plate-4, a connecting pipe-21, a first flange-22, a second flange-23, a bolt-24, a gasket-25, a screw hole-26, a first corrugated pipe-31, a U-shaped pipe-32 and a second corrugated pipe-33.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model is realized in such a way, a cooling tower coil pipe anti-freezing device is constructed, the device comprises a water collecting pipe 1 and a connecting mechanism 2, the water collecting pipe 1 is connected to a pipe bundle 3 through the connecting mechanism 2, a partition plate 4 is arranged on the inner side of the water collecting pipe 1, the connecting mechanism 2 comprises a connecting pipe 21, a first flange 22, a second flange 23, a bolt 24, a gasket 25 and a screw hole 26, the connecting pipe 21 is connected to the right end of the inner side of the water collecting pipe 1, the first flange 22 is arranged at the right end of the connecting pipe 21, the second flange 23 is connected to the left end of the outer side of the pipe bundle 3, the second flange 23 is arranged at the right side of the first flange 22, the bolt 24 is in threaded fit with the inner side of the screw hole 26, the gasket 25 is adhered to the left and right opposite surfaces of the first flange 22 and the second flange 23, the two gaskets 25 are mutually adhered, and the screw hole 26 is arranged on the outer side end surfaces of the first flange 22, the second flange 23 and the gasket 25.

Further, the tube bundle 3 includes a first corrugated tube 31, a U-shaped tube 32 and a second corrugated tube 33, the first corrugated tube 31 is connected to the top of the right side of the U-shaped tube 32, and the bottom of the right side of the U-shaped tube 32 is connected to the left end of the outer side of the second corrugated tube 33.

Further, 1 right side of catchment pipe is provided with two above tube bundles 3, and all is provided with corresponding coupling mechanism 2 between catchment pipe 1 and the tube bundle 3, is convenient for a plurality of tube bundles 3 form the coil pipe.

Furthermore, the end surface of the outer side of the partition plate 4 is of an arc-shaped structure, and the end surface of the outer side of the partition plate 4 is parallel to the inner ring of the water collecting pipe 1, so that the partition plate 4 is stably connected with the inner side of the water collecting pipe 1.

Further, the connecting pipe 21 is perpendicular to the right end surface of the water collecting pipe 1, and the inner diameter of the connecting pipe 21 is consistent with that of the first flange 22, so that cooling water can flow in the connecting pipe 21 and the first flange 22 conveniently.

Furthermore, the inner diameter and the outer diameter of the first flange 22 are consistent with the inner diameter and the outer diameter of the second flange 23, so that cooling water can flow conveniently.

Furthermore, the screw holes 26 are distributed on the first flange 22 and the second flange 23 at equal intervals in an annular manner, and the right side of the second flange 23 is provided with the corresponding bolts 24, so that the connection stability of the first flange 22 and the second flange 23 is improved.

Further, the inner diameters of the first node pipe 31, the U-shaped pipe 32 and the second node pipe 33 are the same, and the outer diameters of the first node pipe 31 and the second node pipe 33 are 25mm to 32mm, so that the cooling water can flow in the first node pipe 31, the U-shaped pipe 32 and the second node pipe 33 conveniently.

The utility model provides a cooling tower coil pipe anti-freezing device through improvement, and the working principle is as follows;

firstly, taking out and moving each part of the device to a specified position for use, and installing the part on the device;

secondly, the first nodal pipe 31 and the second nodal pipe 33 are moved to drive the corresponding second flange 23 and the corresponding gasket 25, the second flange 23 is aligned with the first flange 22 on the water collecting pipe 1 after the second flange 23 is moved, the screw holes 26 on the first flange 22 and the second flange 23 are aligned with each other, at the moment, the first flange 22 and the second flange 23 can be fixedly connected after the bolts 24 are rotated to penetrate through the screw holes 26, the gasket 25 is arranged between the first flange 22 and the second flange 23, so that the connection tightness of the first flange 22 and the second flange 23 is improved, and at the moment, the connection of the first nodal pipe 31 and the inner side of the water collecting pipe 1 is completed.

Thirdly, more tube bundles are then connected to the header 1 in the same manner, and the unit is then installed in its entirety at a designated position on the cooling tower, and the head end of the water collecting pipe 1 is connected to the external water inlet equipment, and the tail end of the tube bundle 3 is connected to the corresponding external pipeline for use, when the device is used, the plane pipe is changed into the first node pipe 31 and the second node pipe 33, and the pipe diameter is increased, so that the water flow rate is improved, the cooling effect is not reduced, the arranged partition plate 4 balances the water pressure and the flow of the whole set of coil pipe, and the connection of the tube bundle with the water collection pipe is performed by connecting a first flange 22 and a second flange 23 with bolts 24, when later stage maintenance then can be directly dismantle bolt 24 and dismantle the tube bank, reached and improved the velocity of water flow, prevent to freeze, explode the pipe phenomenon, the beneficial effect of the later stage of being convenient for simultaneously to tube bank maintenance.

The utility model provides a cooling tower tray tube anti-freezing device through improvement, a plane tube is changed into a corrugated tube, the diameter of the tube is improved, the water flow rate is improved, the cooling effect cannot be reduced, the arranged partition plate 4 balances the water pressure and the flow of the whole set of coil tubes, the tube bundle 3 is connected with the water collecting tube 1 through the first flange 22 and the second flange 23 which are connected through the bolts 24, the bolts can be directly disassembled during later maintenance to disassemble the tube bundle, the water flow rate is improved, freezing and tube burst are prevented, and the beneficial effects of facilitating later maintenance of the tube bundle are achieved.

Claims

1. A cooling tray tube freeze-proof device is characterized in that: the structure of the utility model comprises a water collection pipe (1) and a connecting mechanism (2), the water collection pipe (1) is connected with a pipe bundle (3) through the connecting mechanism (2), a clapboard (4) is arranged on the inner side of the water collection pipe (1), the connecting mechanism (2) comprises a connecting pipe (21), a first flange (22), a second flange (23), a bolt (24), a gasket (25) and a screw hole (26), the connecting pipe (21) is connected with the inner right end of the water collection pipe (1), the first flange (22) is arranged on the right end of the connecting pipe (21), the second flange (23) is connected with the outer left end of the pipe bundle (3), the second flange (23) is arranged on the right side of the first flange (22), the bolt (24) is in threaded fit with the inner side of the screw hole (26), the gasket (25) is pasted on the left and right opposite faces of the first flange (22) and the second flange (23), and the two gaskets (25) are mutually attached, the screw holes (26) are formed in the outer side end faces of the first flange (22), the second flange (23) and the gasket (25).

2. The cooling tower coil freeze protection system of claim 1, wherein: the tube bundle (3) comprises a first corrugated tube (31), a U-shaped tube (32) and a second corrugated tube (33), the first corrugated tube (31) is connected to the top of the right side of the U-shaped tube (32), and the bottom of the right side of the U-shaped tube (32) is connected to the left end of the outer side of the second corrugated tube (33).

3. The cooling tower coil freeze protection system of claim 1, wherein: the water collecting pipe is characterized in that more than two pipe bundles (3) are arranged on the right side of the water collecting pipe (1), and corresponding connecting mechanisms (2) are arranged between the water collecting pipe (1) and the pipe bundles (3).

4. The cooling tower coil freeze protection system of claim 1, wherein: the end surface of the outer side of the clapboard (4) is of an arc-shaped structure, and the end surface of the outer side of the clapboard (4) is parallel to the inner ring of the water collecting pipe (1).

5. The cooling tower coil freeze protection system of claim 1, wherein: the connecting pipe (21) is perpendicular to the right end face of the water collecting pipe (1), and the inner diameter of the connecting pipe (21) is consistent with that of the first flange (22).

6. The cooling tower coil freeze protection system of claim 1, wherein: the inner diameter and the outer diameter of the first flange (22) are consistent with those of the second flange (23).

7. The cooling tower coil freeze protection system of claim 1, wherein: the screw holes (26) are distributed on the first flange (22) and the second flange (23) at equal intervals in an annular mode, and corresponding bolts (24) are arranged on the right side of the second flange (23).

8. A cooling tray tube freeze protection as claimed in claim 2 wherein: the inner diameters of the first node pipe (31), the U-shaped pipe (32) and the second node pipe (33) are consistent, and the outer diameters of the first node pipe (31) and the second node pipe (33) are 25 mm-32 mm.