CN217239517U

CN217239517U - Two-in-one radiator for low-power fuel cell system

Info

Publication number: CN217239517U
Application number: CN202221118763.2U
Authority: CN
Inventors: 仇昌盛; 李佳莹; 高云庆
Original assignee: Beijing Sinohytec Co Ltd
Current assignee: Beijing Sinohytec Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-08-19
Anticipated expiration: 2032-05-11

Abstract

The utility model provides a two-in-one radiator for a low-power fuel cell system, which comprises a fuel cell block, a power cell block and a flat high-efficiency radiator, wherein the flat high-efficiency radiator comprises a flat shell, the inner cavity of the flat shell is provided with a four-way joint which is respectively connected with the output end of the fuel cell block and the input end of a radiating fan through pipelines, one interface of the four-way joint is provided with a PTC heater, the output end of the PTC heater is connected with the output end of the radiating fan through a pipeline and extends to the other input end of the fuel cell block, the other interface of the four-way joint is respectively connected with an intercooler and a hydrogen heat exchanger through pipelines, through the utility model, the matching contradiction points of the whole vehicle space and the radiator are solved, the number of parts is reduced, and the integration degree is improved, the development cost is saved, and the heat radiation pressure of the hydrogen fuel engine radiator is reduced.

Description

Two-in-one radiator for low-power fuel cell system

Technical Field

The utility model relates to a fuel cell's technical field specifically is a two unification radiators for miniwatt fuel cell system.

Background

A fuel cell is a power generation device that directly converts chemical energy existing in a fuel and an oxidant into electric energy, and the fuel and air are separately fed into the fuel cell and react to generate electric current, which externally has positive and negative electrodes, electrolytes, etc., like a storage battery, but it cannot substantially "store electricity" but is a "power plant", which is a power generation device that directly converts chemical energy of the fuel into electric energy.

However, in the existing electric automobile, the whole automobile space is small, the radiator volume is large, a matching contradiction exists between the whole automobile space and the radiator volume, the number of parts of the whole automobile heat management system and the hydrogen fuel engine heat management system is large, the integration level is insufficient, the development cost is high, the whole automobile heat management working temperature is low, the heat dissipation capacity of the radiator is surplus, the heat management working temperature of the hydrogen fuel engine is high, and the heat dissipation capacity of the radiator is slightly insufficient aiming at the automobile type matched with the low-power hydrogen fuel engine.

Based on this, a flat efficient heat dissipation device needs to be developed, so as to solve the contradiction between the whole vehicle space and the heat sink, reduce the number of parts, improve the integration level, save the development cost, and reduce the heat dissipation pressure of the hydrogen fuel engine heat sink by means of the coolant with lower temperature in the whole vehicle heat management system (compared with the coolant temperature of the hydrogen fuel engine heat management system).

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a two unification radiators for miniwatt fuel cell system for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a two-in-one radiator for a low-power fuel cell system comprises a fuel cell block, a power cell block and a flat high-efficiency heat dissipation device, wherein the flat high-efficiency heat dissipation device comprises a flat shell, the fuel cell block and the power cell block are both positioned on the upper side of the outer wall of the flat shell, the output end of the power cell block is connected with the input end of the fuel cell block through a pipeline, a four-way joint is arranged in the inner cavity of the flat shell and is respectively connected with the output end of the fuel cell block and the input end of a heat dissipation fan through pipelines, a PTC heater is arranged at one interface of the four-way joint, the output end of the PTC heater is connected with the output end of the heat dissipation fan through a pipeline and extends to the other input end of the fuel cell block, and the other interface of the four-way joint is respectively connected with an intercooler and a hydrogen heat exchanger through a pipeline, and the hydrogen heat exchanger is connected with the pipeline on the output end of the PTC heater through the pipeline.

Furthermore, another input end of the cooling fan is connected with another output end of the fuel cell block through a pipeline, and a first water pump is arranged between the input end of the cooling fan and the output end of the fuel cell block.

Furthermore, a second water pump is arranged on a pipeline between the four-way joint and the fuel cell block.

Furthermore, a water filter is arranged on a pipeline between the output end of the cooling fan and the fuel cell block.

Furthermore, another output end of the cooling fan is connected with the output end of the power battery block through a pipeline.

Furthermore, a plurality of pipeline perforations are arranged on the upper side of the flat shell.

Furthermore, an access door is rotatably connected to the side wall of the flat shell.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a high-efficient heat abstractor of flat type, the matching contradiction point of solving whole car space and radiator has been realized, reduce spare part quantity, improve the integrated level, practice thrift the development cost, with the help of the lower coolant liquid of temperature (for hydrogen fuel engine heat management system's coolant liquid temperature in the whole car heat management system), reduce the radiating pressure of hydrogen fuel engine radiator, through the water filter, realized filtering the water in the pipeline, through the access door, realized being convenient for open flat casing, maintain and change internal device.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

fig. 2 is a schematic structural diagram of a fuel cell block and a power cell block of the present invention;

FIG. 3 is a schematic structural view of the flat efficient heat dissipation device of the present invention;

fig. 4 is a schematic top sectional view of the internal structure of the flat casing according to the present invention.

In the figure: 1. a fuel cell block; 2. a power battery block; 3. a flat high-efficiency heat sink; 31. a flat housing; 311. perforating a pipeline; 312. an access door; 32. a four-way joint; 33. a heat radiation fan; 34. a PTC heater; 35. an intercooler; 36. a hydrogen gas heat exchanger; 37. a water filter; 38. a first water pump; 39. and a second water pump.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a two-in-one heat sink for a low power fuel cell system includes a fuel cell block 1, a power cell block 2 and a flat high efficiency heat sink 3, the flat high efficiency heat sink 3 includes a flat housing 31, the fuel cell block 1 and the power cell block 2 are both located on the upper side of the outer wall of the flat housing 31, the output end of the power cell block 2 is connected to the input end of the fuel cell block 1 through a pipe, a four-way joint 32 is disposed in the inner cavity of the flat housing 31, the four-way joint 32 is connected to the output end of the fuel cell block 1 and the input end of a heat dissipation fan 33 through pipes, a PTC heater 34 is disposed at an interface of the four-way joint 32, the output end of the PTC heater 34 is connected to the output end of the heat dissipation fan 33 through a pipe and extends to the other input end of the fuel cell block 1, the other port of the four-way joint 32 is connected with an intercooler 35 and a hydrogen heat exchanger 36 through pipelines respectively, and the hydrogen heat exchanger 36 is connected with the pipeline on the output end of the PTC heater 34 through a pipeline.

Please refer to fig. 2 and fig. 3, another output end of the heat dissipation fan 33 is connected to the output end of the power battery block 2 through a pipe, the upper side of the flat casing 31 is provided with a plurality of pipe through holes 311, a space for the pipe to pass through is provided through the pipe through holes 311, the side wall of the flat casing 31 is rotatably connected with an access door 312, and the access door 312 facilitates the opening of the flat casing 31 for maintaining and replacing the internal devices.

Referring to fig. 4 again, the other input end of the heat dissipation fan 33 is connected to the other output end of the fuel cell block 1 by a pipeline, a first water pump 38 is disposed therebetween, and a second water pump 39 is disposed on the pipeline between the four-way joint 32 and the fuel cell block 1. The flow of liquid in the corresponding pipeline is accelerated through the first water pump 38 and the second water pump 39, the water filter 37 is arranged on the pipeline between the output end of the cooling fan 33 and the fuel cell block 1, and the water in the pipeline is filtered through the water filter 37.

The utility model discloses a concrete operation as follows:

firstly, checking whether each device in the whole device has potential safety hazard or not, after ensuring no potential safety hazard, the scheme adopts the scheme of integrating a whole vehicle radiator and a hydrogen fuel engine radiator to replace the scheme that the two radiators are respectively provided with an independent radiator, can effectively solve the problems of small space of the whole vehicle, more parts, insufficient integration level and high development cost, the heat dissipation pressure of the hydrogen fuel engine radiator can be reduced by means of the heat dissipation capacity of the whole vehicle radiator, for vehicle types matched with a low-power hydrogen fuel engine, the whole vehicle radiator is provided with DCDC and a power battery block 2 as heat dissipation objects, the working temperature is low, the hydrogen fuel engine radiator is provided with a fuel battery block 1 as a heat dissipation object, the working temperature is high, a certain temperature difference exists between the DCDC and the power battery block, heat exchange can be carried out through the DCDC and the power battery block, and the heat dissipation pressure of the hydrogen fuel engine radiator is reduced.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a two unification radiators for miniwatt fuel cell system, includes fuel cell piece (1), power battery piece (2) and flat high-efficient heat abstractor (3), its characterized in that, flat high-efficient heat abstractor (3) includes flat casing (31), fuel cell piece (1) and power battery piece (2) all are located flat casing (31) outer wall upside, and the output of power battery piece (2) passes through the input interconnect of pipeline with fuel cell piece (1), flat casing (31) inner chamber is provided with cross joint (32), cross joint (32) are respectively through the output of pipeline with fuel cell piece (1) and the input interconnect of cooling fan (33), just an interface of cross joint (32) is provided with PTC heater (34), the output of PTC heater (34) passes through the output interconnect of pipeline with cooling fan (33), and the other interface of the four-way joint (32) is respectively connected with an intercooler (35) and a hydrogen heat exchanger (36) through pipelines, and the hydrogen heat exchanger (36) is connected with the pipeline on the output end of the PTC heater (34) through a pipeline.

2. The two-in-one radiator for the low-power fuel cell system according to claim 1, wherein the other input end of the radiator fan (33) is connected with the other output end of the fuel cell block (1) through a pipeline, and a first water pump (38) is arranged between the other input end of the radiator fan and the other output end of the fuel cell block.

3. The two-in-one radiator for a low power fuel cell system according to claim 1, wherein a second water pump (39) is provided on a pipe between the four-way joint (32) and the fuel cell block (1).

4. A two-in-one radiator for a low power fuel cell system according to claim 2, wherein a water filter (37) is provided on the pipe between the output of the radiator fan (33) and the fuel cell block (1).

5. The two-in-one radiator for a low-power fuel cell system according to claim 1, wherein the other output end of the radiator fan (33) is interconnected with the output end of the power cell block (2) through a pipe.

6. The two-in-one radiator for a small power fuel cell system as claimed in claim 1, wherein a plurality of pipe penetration holes (311) are provided at an upper side of the flat case (31).

7. The two-in-one radiator for a small power fuel cell system according to claim 6, wherein an access door (312) is rotatably attached to a side wall of the flat case (31).