CN213778734U - Pipeline type parallel flow heat exchanger - Google Patents

Abstract

The utility model belongs to the technical field of heat exchanger, a parallel flow heat exchanger of pipeline formula is disclosed, including casing and the parallel flow subassembly of locating the casing, the parallel flow subassembly includes evaporimeter and the condenser of connecting through the connecting pipe each other, evaporimeter and condenser parallel staggered arrangement keep gapped, the clearance department that is located evaporimeter and condenser in the casing is equipped with sealed bulkhead, evaporimeter and condenser all include pressure manifold and flat pipe, the pressure manifold branch is located flat pipe both ends around, one side that is located two pressure manifolds of flat pipe front/rear end is passed through the connecting pipe and is connected and the intercommunication, it is equipped with forced fan to be close to evaporimeter and condenser department respectively at the last downside of casing, be used for urging the forced draught circulation cooling. The utility model relates to an ingenious, overall structure is nimble, and rust-resistant anticorrosion, built-in coolant circulation are nimble, very big improvement the radiating efficiency with very big reduction manufacturing cost, improved product practicality and price/performance ratio.

Description

Pipeline type parallel flow heat exchanger

Technical Field

The utility model belongs to the technical field of heat exchanger, especially, relate to a parallel flow heat exchanger of pipeline formula.

Background

The parallel flow heat exchanger (PFC for short) is a new type heat exchanger, it has replaced the finned tube condenser in producing and developing the course, its main structure includes flat tube and fin, the heat exchange principle derives from the micro-channel theory, make the heat transfer from the hot-fluid to the cold fluid through the medium media, in order to satisfy the actual heat abstractor demand of waiting, it is a kind of industrial application to heat transfer and heat conduction.

The parallel flow heat exchanger in the prior art is also applied to devices with high heat dissipation such as a 5G base station or a data communication cabinet and the like, and is used for forcibly assisting in heat dissipation, so that the high-temperature working environment is improved, and the service life of the 5G base station or the data communication cabinet is ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a parallel flow heat exchanger of pipeline formula to solve the problem mentioned in the above-mentioned background art.

For realizing the purpose of the above utility model, the technical scheme adopted is as follows:

a pipeline type parallel flow heat exchanger comprises a shell and a parallel flow assembly arranged in the shell, wherein the parallel flow assembly comprises an evaporator and a condenser which are mutually connected through a connecting pipe, the evaporator and the condenser are arranged in a parallel staggered mode and are kept with a gap, a sealing partition plate is arranged in the shell and positioned in the gap between the evaporator and the condenser and used for separating and sealing the parallel flow assembly to divide the space between the evaporator and the space between the condenser and the space between the evaporator and the space between the condenser in the shell, the evaporator and the space between the condenser and the space between the evaporator and the space between the condenser in the shell are the same in structure and size and comprise a plurality of collecting pipes and flat pipes, the collecting pipes are respectively arranged at the front end and the rear end of each flat pipe, one sides of the two collecting pipes positioned at the front end and the rear end of each flat pipe are connected and communicated through the connecting pipe and are used for circulating flow of evaporation/condensation of a medium cooling medium, and forced fans are arranged on the upper side and the lower side of the shell and respectively close to the evaporator and the condenser and are used for urging airflow to circulate and cool.

The utility model discloses further set up to: the flat pipes are uniformly arranged at equal intervals, and two ends of each flat pipe are welded with the collecting pipe respectively.

The utility model discloses further set up to: and heat radiating fins are arranged among the flat tubes and are designed in a corrugated structure.

The utility model discloses further set up to: the number of the evaporators and the condensers is a plurality and the evaporators and the condensers are arranged in a stacked manner.

The utility model discloses further set up to: the forced fans arranged at the evaporator and the condenser are symmetrically arranged, and a separation plate is arranged between the two forced fans.

The utility model discloses further set up to: the separation plate and the sealing partition plate are vertically arranged and are detachably connected with the shell through screws.

The utility model discloses further set up to: and the collecting pipe is provided with an additive pipe for supplementing a refrigerant medium.

The utility model discloses further set up to: and wind shields are arranged on the side edges of the evaporator and the condenser, and cover the flat pipes and extend to the collecting pipe.

The utility model discloses further set up to: and the top end of the wind shield is integrally connected with a mounting plate which is detachably connected with the shell through a screw.

The utility model discloses further set up to: the collecting pipe and the flat pipe are both made of metal aluminum alloy materials.

To sum up, compared with the prior art, the utility model discloses a parallel flow heat exchanger of pipeline formula, the parallel flow subassembly is located the casing and is included evaporimeter and condenser, it separates the division through sealed partition plate, evaporimeter and condenser include pressure manifold and flat pipe, one side that is located two pressure manifolds of flat pipe front/rear end is passed through the connecting pipe and is connected and communicate for realize the circulative cooling of refrigerant medium in evaporimeter and condenser, and be equipped with the forced fan near evaporimeter and condenser department respectively at the last downside of casing, be used for urging the forced draught circulative cooling. Through this setting promptly for the overall structure of the parallel flow heat exchanger of pipeline formula is nimble, and built-in coolant circulation is nimble, very big improvement the radiating efficiency with very big reduction manufacturing cost, improved product practicality and price/performance ratio.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram of the overall structure of a tube-type parallel flow heat exchanger according to the present embodiment;

fig. 2 is an exploded view of a ducted parallel flow heat exchanger according to the present embodiment;

fig. 3 is an exploded view of a tubular parallel flow heat exchanger according to the present embodiment;

fig. 4 is a schematic diagram illustrating an internal structure of a tube-type parallel flow heat exchanger according to the present embodiment;

fig. 5 is a schematic view of the overall structure of the parallel flow module provided in the present embodiment;

fig. 6 is a schematic perspective view of an evaporator/condenser provided in the present embodiment;

fig. 7 is a partial structural plan view of the evaporator/condenser provided in this embodiment.

Reference numerals: 1. a housing; 11. sealing the partition plate; 12. a forced fan; 13. a separation plate; 2. a parallel flow assembly; 3. a connecting pipe; 4. an evaporator; 5. a condenser; 6. a header pipe; 61. an additive tube; 7. flat tubes; 71. a heat dissipating fin; 8. a wind deflector; 81. and (7) mounting the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it is to be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described above can be combined with each other as long as they do not conflict with each other.

A pipeline type parallel flow heat exchanger is disclosed, as shown in figures 1-7, comprising a shell 1 and a parallel flow assembly 2 arranged in the shell 1, wherein the parallel flow assembly 2 comprises an evaporator 4 and a condenser 5 which are mutually connected through a connecting pipe 3, the evaporator 4 and the condenser 5 are arranged in parallel and staggered and keep a gap, a sealing clapboard 11 is arranged in the shell 1 and positioned at the gap between the evaporator 4 and the condenser 5 and used for separating the sealing parallel flow assembly 2 to divide the space of the evaporator 4 and the condenser 5 and the space of the evaporator 4 and the condenser 5 in the shell 1, wherein, the evaporator 4 and the condenser 5 have the same structure size and respectively comprise a collecting pipe 6 and a flat pipe 7, the number of the flat pipes 7 is multiple, the collecting pipes 6 are respectively arranged at the front end and the rear end of the flat pipe 7, one sides of the two collecting pipes 6 positioned at the front end and the rear end of the flat pipe 7 are connected and communicated through the connecting pipe 3 and are used for the circulation flow of refrigerant medium evaporation/condensation, and forced fans 12 are arranged on the upper side and the lower side of the shell 1 and respectively close to the evaporator 4 and the condenser 5 and are used for promoting the circulation cooling of air flow.

In the specific implementation process, the evaporators 4 which are arranged in parallel and staggered mode are located at the lower layer of the sealed partition plate 11, and the condensers 5 are located at the upper layer of the sealed partition plate 11.

In the specific implementation process, a plurality of flat pipes 7 are equidistantly and uniformly arranged, and two ends of each flat pipe 7 are welded with the collecting pipe 6 respectively, so that the traditional gluing connection mode is changed, the use of thin glue is reduced, and the aging risk caused by gluing is reduced.

Wherein, be equipped with radiating fin 71 between a plurality of flat pipes 7, radiating fin 71 is the corrugated structure design to in order to improve the radiating efficiency.

Further, the number of the evaporators 4 and the condensers 5 is plural and arranged in a stacked manner so as to improve heat dissipation efficiency.

It should be noted that the forced fans 12 disposed at the evaporator 4 and the condenser 5 are symmetrically arranged, and a separation plate 13 is disposed between the two forced fans 12, so as to facilitate the separation of the air flow and prevent the disturbance between the forced fans 12.

Wherein, the separation plate 13 is arranged perpendicular to the sealing partition plate 11 and detachably connected with the shell 1 through screws, so as to improve the structural flexibility.

In the specific implementation process, the header 6 is provided with an additive pipe 61 for supplementing a refrigerant medium to improve the practicability, wherein the refrigerant medium is the refrigerant RZ134 a.

Furthermore, be equipped with deep bead 8 at the side of evaporimeter 4 and condenser 5, deep bead 8 covers on flat pipe 7 and extends to pressure manifold 6 to it is airtight between a plurality of evaporimeters 4 or condenser 5, the air current circulation of being convenient for, so that improve the radiating efficiency.

Wherein, the top end of the wind shield 8 is integrally connected with a mounting plate 81 which is detachably connected with the shell 1 through a screw, so as to improve the structure flexibility.

It should be noted that, the collecting pipe 6 and the flat pipe 7 are made of a metal aluminum alloy material, and the excellent thermal conductivity of the aluminum alloy material is combined, so that the heat dissipation effect of the parallel flow component 2 is more uniform and rapid, meanwhile, the stronger hardness and the corrosion resistance of the aluminum alloy material can also prolong the overall service life of the parallel flow component 2, and accordingly, the overall performance of the parallel flow heat exchanger is improved.

In the course of working of the parallel flow heat exchanger, evaporator 4 and condenser 5 parallel staggered arrangement and keep gapped, separate sealed through seal baffle 11, it is equipped with forcing fan 12 to be close to evaporator 4 and condenser 5 respectively at the last downside of casing 1, namely, evaporator 4 is close to treating the heat-radiating equipment side and induced drafts to flat pipe 7 and radiating fin 71 between through forcing fan 12, the refrigerant medium that circulates in pressure manifold 6 and flat pipe 7 absorbs heat and evaporates, and converge to in pressure manifold 6 and flat pipe 7 of condenser 5 naturally through connecting pipe 3, the same reason, condenser 5 that is close to the environment side induced drafts the cooling through forcing fan 12, after condensing the refrigerant medium, through gravity nature backward flow to in evaporator 4, realize the circulation heat transfer cooling, the flexibility of the refrigerant medium has been improved, the practicality has been improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. A pipeline type parallel flow heat exchanger comprises a shell and a parallel flow assembly arranged in the shell, and is characterized in that the parallel flow assembly comprises an evaporator and a condenser which are mutually connected through a connecting pipe, the evaporator and the condenser are arranged in a parallel and staggered mode and keep a gap, a sealing partition plate is arranged in the shell and positioned in the gap between the evaporator and the condenser and used for separating and sealing the parallel flow assembly to divide the evaporator, the condenser and the space of the evaporator and the condenser in the shell, the evaporator and the condenser are the same in structure size and respectively comprise a collecting pipe and a flat pipe, the number of the flat pipes is multiple, the collecting pipes are respectively arranged at the front end and the rear end of the flat pipe, one side of each of two collecting pipes positioned at the front end and the rear end of the flat pipe is connected and communicated through the connecting pipe, and forced fans are arranged on the upper side and the lower side of the shell and respectively close to the evaporator and the condenser and are used for promoting the circulation cooling of air flow.

2. The tube-in-tube parallel flow heat exchanger of claim 1 wherein a plurality of said flat tubes are uniformly arranged at equal intervals, and both ends of said flat tubes are welded to said headers, respectively.

3. A ducted parallel flow heat exchanger as claimed in claim 2 wherein a plurality of said flat tubes have fins disposed therebetween, said fins being of a corrugated design.

4. A ducted parallel flow heat exchanger as set forth in claim 1 wherein said evaporators and said condensers are plural in number and arranged in a stacked arrangement.

5. A ducted parallel flow heat exchanger according to claim 1 wherein said forced draft fans disposed at said evaporator and said condenser are arranged symmetrically with a separator plate disposed between said forced draft fans.

6. A ducted parallel flow heat exchanger according to claim 5 wherein said separator plate is disposed perpendicular to said seal separator plate and is removably attached to said housing by screws.

7. A tubular parallel flow heat exchanger according to claim 1 wherein coolant tubes for replenishing the coolant medium are provided in said header.

8. A ducted parallel flow heat exchanger according to claim 4 wherein wind deflectors are provided to the sides of said evaporator and said condenser, said wind deflectors overlying said flat tubes and extending to said header.

9. A ducted parallel flow heat exchanger according to claim 8 wherein a mounting plate for removable attachment to said housing by screws is integrally attached to the top end of said wind deflector.

10. A ducted parallel flow heat exchanger according to any one of claims 1 to 9 wherein said headers and said flat tubes are made of a metal aluminum alloy material.

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