CN212620298U

CN212620298U - double-V-shaped heat pipe device

Info

Publication number: CN212620298U
Application number: CN202020524850.2U
Authority: CN
Inventors: 许洪广; 丁方; 王勇
Original assignee: Shanghai Dongjian Purification Co ltd
Current assignee: Shanghai Dongjian Purification Co ltd
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2021-02-26
Anticipated expiration: 2030-04-11

Abstract

The utility model discloses a two V type heat pipe devices, including V type precooling heat exchanger, vapour flow tube, V type reheat heat exchanger, liquid flow tube. The V-shaped precooling heat exchanger, the steam flow pipe, the V-shaped reheating heat exchanger and the liquid flow pipe form a closed loop, and the phase-change working medium flows through the V-shaped precooling heat exchanger, the steam flow pipe, the V-shaped reheating heat exchanger and the liquid flow pipe in sequence. Because the V-shaped precooling heat exchanger and the V-shaped reheating heat exchanger of the device are arranged in a V shape, the pressure drop loss of a fan for conveying air is reduced, and the energy loss of the fan is saved; meanwhile, the cross-sectional area of the whole air channel is reduced, the volume of the whole air heat and humidity treatment equipment is reduced, materials are saved, and the installation space is saved.

Description

double-V-shaped heat pipe device

Technical Field

The utility model relates to an air treatment technical field specifically is a two V type heat pipe devices. In particular to a system applied to air cooling and dehumidification, which realizes the cold recovery in the dehumidification process by utilizing the heat absorption and heat release principles in the phase change process of working media.

Background

In humid and hot seasons, the building is usually dehumidified by cooling, and the method for recovering cold by using the heat pipe is widely applied.

The existing heat pipe has the following problems:

because the precooling heat exchanger and the reheating heat exchanger of the cooling and dehumidifying heat pipe are both arranged perpendicular to the air flow direction, the sectional area of an air channel is overlarge, the equipment volume is large, and a larger installation space is occupied. And because the windward area of the heat exchanger is smaller, the larger pressure drop loss of the fan for conveying air is caused, and the energy of the fan is wasted.

Disclosure of Invention

In order to overcome that current heat pipe device energy consumption is big, the material consumes with much, occupation space is big not enough, the utility model provides a two V type heat pipe device, the device can practice thrift energy loss, and material saving reduces installation space.

In order to achieve the above object, the utility model adopts the following technical scheme:

the double-V-shaped heat pipe device comprises a V-shaped precooling heat exchanger, a steam flow pipe, a V-shaped reheating heat exchanger and a liquid flow pipe. The V-shaped precooling heat exchanger consists of a V-shaped liquid working medium distribution header pipe, a V-shaped fin type precooling calandria and a V-shaped vapor working medium collection header pipe, the V-shaped fin type precooling calandria consists of a plurality of vertical copper pipes with the same specification and the same length, and a plurality of layers of aluminum foils penetrate through the vertical copper pipes, and lower ports of all the copper pipes are welded and communicated with pipe wall holes of the V-shaped liquid working medium distribution header pipe which is horizontally arranged; the upper ports of all the copper pipes are welded and communicated with the pipe wall openings of the V-shaped vaporous working medium collecting main pipe which is horizontally arranged; the copper pipes forming the V-shaped fin type precooling calandria are divided into two groups, each group of copper pipes are arranged in the same vertical plane, and the two vertical planes are arranged in a V shape.

The V-shaped reheating heat exchanger consists of a V-shaped steam state working medium distribution header pipe, a V-shaped fin type reheating exhaust pipe and a V-shaped liquid state working medium collection header pipe, wherein the V-shaped fin type reheating exhaust pipe consists of a plurality of vertical copper pipes with the same specification and the same length, and a plurality of layers of aluminum foils penetrate through the vertical copper pipes, and upper ports of all the copper pipes are welded and communicated with pipe wall holes of the V-shaped steam state working medium distribution header pipe which is horizontally arranged; the lower ports of all the copper pipes are welded and communicated with the pipe wall openings of the V-shaped liquid working medium collecting main pipe which is horizontally arranged; the copper pipes forming the V-shaped fin type reheating exhaust pipe are divided into two groups, each group of copper pipes are arranged in the same vertical plane, and the two vertical planes are arranged in a V shape.

Furthermore, one end of the steam flow pipe is connected and communicated with a V-shaped steam state working medium collecting main pipe of the V-shaped precooling heat exchanger, and the other end of the steam flow pipe is connected and communicated with a V-shaped steam state working medium distribution main pipe of the V-shaped reheating heat exchanger.

Furthermore, one end of the liquid flow pipe is connected and communicated with a V-shaped liquid working medium collecting main pipe of the V-shaped reheating heat exchanger, and a V-shaped liquid working medium distribution main pipe of the other end V-shaped preheating and cooling device is connected and communicated.

Furthermore, the end part of the V-shaped liquid working medium distribution main pipe is connected with a needle valve.

Furthermore, the V-shaped precooling heat exchanger, the steam flow pipe, the V-shaped reheating heat exchanger and the liquid flow pipe form a closed working medium loop channel, wherein the working medium in the V-shaped precooling heat exchanger is evaporated, and the working medium in the V-shaped reheating heat exchanger is condensed.

The utility model has the advantages that the V-shaped precooling heat exchanger and the V-shaped reheating heat exchanger of the device are both in V-shaped shapes, and the windward area of the heat exchanger is increased, thereby reducing the pressure drop loss of the fan for conveying air and saving the energy loss of the fan; the V-shaped end face can reduce the sectional area of the whole air channel, the volume of the whole air heat and humidity treatment equipment is reduced, the material consumption is saved, and the installation space is saved.

Drawings

Figure 1 three-dimensional drawing of the present invention

FIG. 2 Structure of precooling Heat exchanger

FIG. 3 is a view showing a construction of a reheat heat exchanger

The reference signs are: 1, a V-shaped precooling heat exchanger; 2, a steam flow pipe; 3, a V-shaped reheating heat exchanger; 4, a liquid flow pipe; 5, needle valves; 101, a V-shaped liquid working medium distribution header pipe; 102, pre-cooling a pipe with V-shaped fins; 103, collecting a V-shaped vaporous working medium header pipe; 301, a V-shaped vaporous working medium distribution header pipe; 302, V-shaped fin reheat calandria; 303, collecting a V-shaped liquid working medium main pipe.

Detailed Description

As shown in the attached drawings, the double-V-shaped heat pipe device comprises a V-shaped precooling heat exchanger 1, a steam flow pipe 2, a V-shaped reheating heat exchanger 3 and a liquid flow pipe 4. The V-shaped precooling heat exchanger 1 consists of a V-shaped liquid working medium distribution header pipe 101, a V-shaped fin-shaped precooling calandria 102 and a V-shaped vapor working medium collection header pipe 103, wherein the V-shaped fin-shaped precooling calandria 102 consists of a plurality of vertical copper pipes with the same specification and the same length, and a plurality of layers of aluminum foils are externally penetrated through the vertical copper pipes, and the lower ports of all the copper pipes are welded and communicated with pipe wall holes of the V-shaped liquid working medium distribution header pipe 101 which is horizontally arranged; the upper ports of all the copper pipes are welded and communicated with the pipe wall openings of the V-shaped vaporous working medium collecting main pipe 103 which is horizontally arranged; the copper pipes forming the V-shaped fin type pre-cooling calandria 102 are divided into two groups, each group of copper pipes is arranged in the same vertical plane, and the two vertical planes are arranged in a V shape.

The V-shaped reheating heat exchanger 3 consists of a V-shaped steam state working medium distribution header pipe 301, a V-shaped fin type reheating exhaust pipe 302 and a V-shaped liquid state working medium collecting header pipe 303, wherein the V-shaped fin type reheating exhaust pipe 302 consists of a plurality of vertical copper pipes with the same specification and the same length, a plurality of layers of aluminum foils penetrate through the vertical copper pipes, and upper ports of all the copper pipes are welded and communicated with pipe wall holes of the V-shaped steam state working medium distribution header pipe 301 which is horizontally arranged; the lower ports of all the copper pipes are welded and communicated with the pipe wall openings of the V-shaped liquid working medium collecting main pipe 303 which is horizontally arranged; the copper pipes forming the V-shaped fin type reheat pipe 302 are divided into two groups, each group of copper pipes is arranged in the same vertical plane, and the two vertical planes are arranged in a V shape.

One end of the steam flow pipe 2 is connected and communicated with the V-shaped steam state working medium collecting header pipe 103 of the V-shaped precooling heat exchanger 1, and the other end is connected and communicated with the V-shaped steam state working medium distribution header pipe 303 of the V-shaped reheating heat exchanger 3.

One end of the liquid flow pipe 4 is connected and communicated with the V-shaped liquid working medium collecting header pipe 303 of the V-shaped reheating heat exchanger 3, and the V-shaped liquid working medium distribution header pipe 101 of the V-shaped preheating and cooling device 1 at the other end is connected and communicated.

The end of the V-shaped liquid working medium distribution header 101 is connected with a needle valve.

The V-shaped precooling heat exchanger 1, the steam flow pipe 2, the V-shaped reheating heat exchanger 3 and the liquid flow pipe 4 form a closed working medium loop channel, wherein the working medium in the V-shaped precooling heat exchanger 1 is evaporated, and the working medium in the V-shaped reheating heat exchanger 3 is condensed.

When the heat exchanger is used, outdoor hot and humid air flows through the outer surface of the V-shaped precooling heat exchanger 1 to heat the liquid working medium inside the V-shaped fin-type precooling calandria 102, and the liquid working medium inside is evaporated to form steam which enters the V-shaped reheating heat exchanger 3 through the steam flow pipe 2; meanwhile, the outdoor damp and hot air releases heat and reduces the temperature, and if the rated dew point temperature cannot be reached, the refrigeration equipment is required to be further cooled until the rated dew point temperature is reached, the humidity in the air is reduced in the process, and the moisture content of the air at the rated dew point temperature can meet the preset process requirement. The air in the state flows through the outer surface of the V-shaped reheating heat exchanger 3 again to cool the vaporous working medium in the V-shaped fin type reheating exhaust pipe 302, and the vaporous working medium in the V-shaped fin type reheating exhaust pipe is condensed to form liquid which enters the V-shaped precooling heat exchanger 1 through the liquid flow pipe 4; while the treated air absorbs heat, its temperature rises.

In the example, the V-shaped precooling heat exchanger and the V-shaped reheating heat exchanger are both in V-shaped shapes, so that the windward area of the heat exchangers is increased, the pressure drop loss of a fan for conveying air is reduced, and the energy loss of the fan is saved; the V-shaped end face can reduce the sectional area of the whole air channel, the volume of the whole air heat and moisture treatment equipment is reduced, materials are saved, and the installation space is saved.

Claims

1. A double-V-shaped heat pipe device comprises a V-shaped precooling heat exchanger, a steam flow pipe, a V-shaped reheating heat exchanger and a liquid flow pipe; the method is characterized in that: the V-shaped precooling heat exchanger consists of a V-shaped liquid working medium distribution header pipe, a V-shaped fin type precooling calandria and a V-shaped vapor working medium collection header pipe, the V-shaped fin type precooling calandria consists of a plurality of vertical copper pipes with the same specification and the same length, and a plurality of layers of aluminum foils penetrate through the vertical copper pipes, and lower ports of all the copper pipes are welded and communicated with pipe wall holes of the V-shaped liquid working medium distribution header pipe which is horizontally arranged; the upper ports of all the copper pipes are welded and communicated with the pipe wall openings of the V-shaped vaporous working medium collecting main pipe which is horizontally arranged; copper pipes forming the V-shaped fin type precooling calandria are divided into two groups, each group of copper pipes is arranged in the same vertical plane, and the two vertical planes are arranged in a V shape;

2. A double V-shaped heat pipe apparatus according to claim 1, wherein: one end of the steam flow pipe is connected and communicated with a V-shaped steam state working medium collecting header pipe of the V-shaped precooling heat exchanger, and the other end of the steam flow pipe is connected and communicated with a V-shaped steam state working medium distribution header pipe of the V-shaped reheating heat exchanger.