CN219454738U

CN219454738U - Low-flow-resistance heat exchanger structure applied to closed cooling tower

Info

Publication number: CN219454738U
Application number: CN202320808349.2U
Authority: CN
Inventors: 高敬璞; 孙永毅; 任超; 张庆伦; 杨殿华
Original assignee: Dalian Spindle Environmental Facilities Co ltd
Current assignee: Dalian Spindle Environmental Facilities Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-08-01
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a low-flow-resistance heat exchanger structure applied to a closed cooling tower, and belongs to the technical field of cooling systems. Including a plurality of heat transfer coil groups of parallel arrangement in the frame, every the heat transfer coil group includes, and the entry end and the exit end of bending set up a plurality of coiled pipes, and the entry header and the exit end of coiled pipe are connected respectively and are fixed on the import header and the exit header on the frame, and the import header is located the exit header top, and the import header lateral part is equipped with a plurality of inlet openings, and the import header passes through the inlet opening communicates with the entry end of coiled pipe, the exit header lateral part is equipped with a plurality of apopores, and the exit header passes through the outlet opening communicates with the exit end of coiled pipe, and the frame middle part is fixed with the locating rack that is used for fixing a position the coiled pipe. The beneficial effects of the utility model are as follows: the power consumption of the heat exchange pump is reduced, and the energy waste is reduced.

Description

Low-flow-resistance heat exchanger structure applied to closed cooling tower

Technical Field

The utility model relates to a low-flow-resistance heat exchanger structure applied to a closed cooling tower, and belongs to the technical field of heat exchangers.

Background

Today, the energy crisis is solved in the day of the trend of the shortage of primary energy. Rational utilization of existing resources and reduction of energy waste have become increasingly important. The closed cooling tower is applied to a refrigeration system, belongs to a high-efficiency heat dissipation device, and according to the law of conservation of energy, heat is required to be released into the air through the cooling tower in order to achieve the aim of refrigerating a building.

At present, due to the structural characteristics of a closed cooling tower, a heat exchange medium in a heat exchanger is in a closed system, and the heat exchange medium is required to be driven to flow by a pump in the system, so that the heat exchange medium circulates in the system, flows through the heat exchanger of the closed cooling tower and dissipates heat; the flow resistance of the heat exchanger of the closed cooling tower directly influences the power of the pump in the system, and the pump power is increased due to the excessively high flow resistance, so that higher power consumption is brought, and the waste of energy is directly caused.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model aims to provide a low-flow-resistance heat exchanger structure applied to a closed cooling tower, which reduces flow resistance, power consumption and energy waste.

The technical scheme of the utility model is as follows: the utility model provides an use heat exchanger structure of low flow resistance on closed cooling tower, includes a plurality of heat transfer coil groups of parallel arrangement in the frame, every heat transfer coil group includes, a plurality of coiled pipes of buckling setting, and inlet and outlet header on the frame are connected respectively to coiled pipe's entry end and exit end, and inlet header is located outlet header top, and inlet header lateral part is equipped with a plurality of inlet, and inlet header passes through inlet and coiled pipe's entry end intercommunication, outlet header lateral part is equipped with a plurality of apopores, and outlet header passes through the outlet communicates with coiled pipe's exit end, and the frame middle part is fixed with the locating rack that is used for fixing a position the coiled pipe.

The heat exchange coil group comprises a coiled pipe a, a coiled pipe b and a coiled pipe c which are arranged in a bending mode and located on the same vertical face.

The inlet header is provided with a liquid inlet pipe, and the outlet header is provided with a liquid outlet pipe.

The liquid inlet pipe is positioned at the opposite side of the inlet hole, and the liquid outlet pipe is positioned at the opposite side of the outlet hole.

The bending parts of the coiled pipe are positioned at the end parts of the frame, and the coiled pipe body positioned between the bending parts extends downwards in an inclined mode.

The bending part of the coiled pipe is bent downwards.

The beneficial effects of the utility model are as follows: a plurality of heat exchange serpentine tube groups are arranged in parallel in the frame, so that the heat exchange area is ensured to be large enough, and the heat exchange effect is ensured; the heat exchange coiled pipe is bent downwards, the pipe body is arranged in a downward inclined mode, heat exchange media enter from the inlet end of the top and exit from the outlet end of the bottom under the action of gravity, the flow speed of the heat exchange media in the heat exchange pipe is guaranteed under the action of gravity, the power consumption of the heat exchange pump is reduced, and the energy waste is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the inlet header;

FIG. 3 is a partial view of the outlet header;

fig. 4 is a view of a heat exchange serpentine tube set.

Reference numerals in the drawings are as follows: 1. the heat exchange serpentine tube group comprises a serpentine tube group 2, an inlet header 3, a frame 4, a locating rack 5, serpentine tubes a and 6, serpentine tubes b and 7, serpentine tubes c and 8, an outlet header 9, a liquid inlet tube and 10 and a liquid outlet tube.

Detailed Description

The utility model is further described with reference to fig. 1-4:

the utility model provides an use heat exchanger structure of low flow resistance on closed cooling tower, includes a plurality of heat transfer coil groups 1 of parallel arrangement in frame 3, every heat transfer coil group 1 includes, and the entry end and the exit end of bending set up a plurality of coiled pipes connect respectively and fix the entry header 2 and the exit header 8 on frame 3, and entry header 2 is located exit header 8 top, and entry header 2 lateral part is equipped with a plurality of inlet openings, and entry header 2 passes through the inlet opening communicates with the entry end of coiled pipe, exit header 8 lateral part is equipped with a plurality of outlet openings, and exit header 8 passes through the outlet opening communicates with the exit end of coiled pipe, and frame 3 middle part is fixed with the locating rack 4 that is used for locating the coiled pipe. The heat exchange coil group 1 includes a coil a5, a coil b6, and a coil c7 disposed in a bent manner and positioned on the same vertical plane.

The inlet header 2 is provided with a liquid inlet pipe 9, and the outlet header 8 is provided with a liquid outlet pipe 10. The liquid inlet pipe 9 is positioned at the opposite side of the inlet hole, and the liquid outlet pipe 10 is positioned at the opposite side of the outlet hole.

The bending parts of the coiled pipe are bent downwards and are positioned at the end parts of the frame 3, and the coiled pipe body positioned between the bending parts extends downwards in a tilting mode. Taking water as a heat exchange medium, the water enters through the inlet at the top of the coiled pipe, automatically flows out to the outlet at the bottom through the pipe body and the bending part which incline downwards under the action of gravity, the flow speed of the heat exchange medium in the heat exchange pipe is ensured under the action of gravity, the power consumption of the heat exchange pump is reduced, and the energy waste is reduced.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides an use heat exchanger structure of low flow resistance on closed cooling tower, its characterized in that, including a plurality of heat transfer coil sets (1) of parallel arrangement in frame (3), every heat transfer coil set (1) include, a plurality of coiled pipes of buckling the setting, inlet and outlet end of coiled pipe are connected respectively and are fixed inlet header (2) and outlet header (8) on frame (3), inlet header (2) are located outlet header (8) top, inlet header (2) lateral part is equipped with a plurality of inlet openings, inlet header (2) are through inlet opening and the inlet end intercommunication of coiled pipe, outlet header (8) lateral part is equipped with a plurality of holes, outlet header (8) are through outlet opening and the outlet end intercommunication of coiled pipe, and frame (3) middle part is fixed with locating rack (4) that are used for locating the coiled pipe.

2. A low flow resistance heat exchanger structure for use in a closed cooling tower according to claim 1, wherein the heat exchange serpentine tube group (1) comprises serpentine tubes a (5), b (6) and c (7) disposed in a serpentine manner and on the same vertical plane.

3. A low flow resistance heat exchanger structure for use in a closed cooling tower according to claim 1, wherein the inlet header (2) is provided with a liquid inlet pipe (9) and the outlet header (8) is provided with a liquid outlet pipe (10).

4. A low flow resistance heat exchanger structure for use in a closed cooling tower according to claim 3, wherein the inlet pipe (9) is located on the opposite side of the inlet opening and the outlet pipe (10) is located on the opposite side of the outlet opening.

5. A low flow resistance heat exchanger structure for use in a closed cooling tower according to claim 1, wherein the serpentine tube bends are located at the ends of the frame (3) and the serpentine tube body between the bends extends obliquely downward.

6. A low flow resistance heat exchanger structure for use in a closed cooling tower according to claim 1, wherein the serpentine tube has a bend which is bent downwardly.