CN218000752U - Poling subassembly reaches fuel cell system including it - Google Patents
Poling subassembly reaches fuel cell system including it Download PDFInfo
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- CN218000752U CN218000752U CN202222289022.7U CN202222289022U CN218000752U CN 218000752 U CN218000752 U CN 218000752U CN 202222289022 U CN202222289022 U CN 202222289022U CN 218000752 U CN218000752 U CN 218000752U
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Abstract
The utility model discloses a poling subassembly reaches fuel cell system including it. The poling subassembly contains pipeline and mounting panel, and the pipeline includes pipeline and lower pipeline, still includes: a first connecting piece and a second connecting piece; the mounting plate is provided with a connecting hole, the connecting hole is positioned on the inner side of the first connecting piece, and the second connecting piece penetrates through the first connecting piece through the connecting hole; the first end of the second connecting piece extends out of the first connecting piece to be connected with the upper pipeline, and is fixed and hermetically connected relative to the first connecting piece; the second end of the second connecting piece extends out of the mounting plate to be connected with a lower pipeline. The second connecting piece and the connecting hole are protected by the first connecting piece, and external accumulated water is prevented from flowing into the interior of the pipe penetrating assembly and below the mounting plate; the upper pipeline and the lower pipeline are indirectly connected through the second connecting piece, the second connecting piece is indirectly connected with the mounting plate, deformation is avoided, all parts of the pipe penetrating assembly are mutually fixed, the connection stability of the pipe penetrating assembly is ensured, the sealing performance of the pipe penetrating assembly is improved, and the service life of the pipe penetrating assembly is prolonged.
Description
Technical Field
The utility model relates to a poling subassembly, in particular to poling subassembly reaches fuel cell system including it.
Background
The fuel cell is used as a clean energy source, and can directly convert fuel and oxidant into electric energy through chemical reaction with higher efficiency, thereby having great advantages compared with the traditional cell. At present, fuel cells are usually installed inside a container, a heat dissipation device of a fuel cell power station is installed outside the container, and when a radiator water pipe enters the container, sealing and insulating treatment are needed. The currently adopted methods are generally: the top plate of the container is directly perforated, and after the radiator water pipe is inserted, the periphery of the container is sealed by sealant. Because the water pipe itself can produce the deformation, can produce ponding after using for a long time, this kind of connected mode's waterproof and insulating effect is not good, and this kind of connected mode's life is also than shorter.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is when overcoming two pipe connections that pass the connecting hole, waterproof and insulating effect is not good, and the shorter defect of life provides a poling subassembly and includes its fuel cell system.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
a pipelaying assembly comprising a pipe and a mounting plate, the pipe including an upper pipe and a lower pipe, the pipelaying assembly further comprising:
comprises a first connecting piece and a second connecting piece;
the mounting plate is provided with a connecting hole, the connecting hole is positioned on the inner side of the first connecting piece, and the second connecting piece penetrates through the first connecting piece through the connecting hole;
the first end of the second connecting piece extends out of the first connecting piece, is fixed relative to the first connecting piece and is connected with the first connecting piece in a sealing mode, and the second connecting piece is connected with the upper pipeline;
and the second end of the second connecting piece extends out of the mounting plate and is connected with the lower pipeline.
In the scheme, the pipe penetrating assembly comprises a connecting hole arranged on the mounting plate, the connecting hole is positioned on the inner side of the first connecting piece, the second connecting piece penetrates through the first connecting piece through the connecting hole, the second connecting piece and the mounting hole are protected, and external accumulated water cannot directly flow into the lower part of the mounting plate through the connecting hole; the first end of the second connecting piece is connected with the first connecting piece in a sealing mode, so that outside accumulated water is prevented from entering the pipe penetrating assembly through the joint of the second connecting piece and the first connecting piece, insulation and sealing of the pipe penetrating assembly are guaranteed, and the service life of the pipe penetrating assembly is prolonged. The second connecting piece and the first connecting piece are fixed, the connection stability of the pipe penetrating assembly is improved, and the service life of the pipe penetrating assembly is prolonged.
Improve original direct mode through the mounting hole connection of pipeline from top to bottom, through second connecting piece with the upper pipe way with lower pipeline indirect connection, through first connecting piece indirect connection second connecting piece and mounting panel, pipeline takes place the possibility of leaking because of the deformation about reducing, and the each part of poling subassembly is connected the fixity better, and the difficult not hard up condition that produces ensures sealed and insulating between the poling subassembly, prolongs the life of poling subassembly.
Preferably, an outer wall surface of the first end of the second connecting piece is provided with a first protruding portion, the first protruding portion extends radially outwards from the outer wall surface of the second connecting piece, and the first end of the second connecting piece is erected on the top of the first connecting piece through the first protruding portion.
In the scheme, the first bulge is arranged on the outer wall surface of the first end of the second connecting piece, the first bulge limits the second connecting piece, and the second connecting piece and the first connecting piece are fixed in the vertical direction, so that the installation between an upper pipeline and the second connecting piece is facilitated; the contact area between the upper pipeline and the second connecting piece is increased, the sealing property and the insulating property between the second connecting piece and the first connecting piece are enhanced, and the service life of the pipe penetrating assembly is prolonged.
Preferably, the edge of the first protrusion extends out of the top of the first connector;
and/or the first bulge is connected with the top of the first connecting piece in a sealing mode.
In this scheme, the edge of first bulge extends first connecting piece top, outside ponding can be followed first bulge landing, can not flow back to inside the poling subassembly from the junction, and first bulge and first connecting piece top form natural sealing, ensure the leakproofness of poling subassembly, prolong the life of poling subassembly. First bulge and first connecting piece top sealing connection, fixed second connecting piece and first connecting piece prevent that outside ponding from getting into the poling subassembly through the junction inside, ensure the leakproofness of poling subassembly, prolong the life of poling subassembly.
Preferably, the second connecting member is made of an insulating material.
In this scheme, the first end and the last pipe connection of second connecting piece, the second end extends the mounting panel and is connected with lower pipe connection, the inside medium of second connecting piece inner wall direct contact pipeline. The second connecting piece is made by insulating material, avoids external current to pass through the security that the inside medium of poling subassembly destroyed the connection, ensures the insulating nature and the leakproofness of poling subassembly, prolongs the life of poling subassembly.
Preferably, a portion of the first end of the second connector adjacent to the first projection extends into the upper pipe, and a port of the upper pipe abuts against the first projection.
In the scheme, the part, close to the first bulge, in the first end of the second connecting piece extends into the upper pipeline, the port of the upper pipeline is abutted against the first bulge, the part, close to the first bulge, in the first end of the second connecting piece is directly matched and connected with the upper pipeline, the port of the upper pipeline is limited, and the second connecting piece and the upper pipeline are fixed, so that the upper pipeline and the second connecting piece can be conveniently assembled subsequently; the connecting area between the upper pipeline and the second connecting piece is increased, the sealing performance of the pipe penetrating component is improved, and the service life of the pipe penetrating component is prolonged.
Preferably, the port of the upper pipe is in sealed connection with the first protrusion.
In this scheme, go up pipeline port and first bulge sealing connection, fixed pipeline and first bulge prevent that the inside medium of pipeline from flowing along the junction, ensure the leakproofness of poling subassembly, prolong the life of poling subassembly.
Preferably, the port portion of the first end of the second connector has a second protrusion extending radially outward from an outer wall surface of the second connector, the second protrusion being in interference fit with an inner wall surface of the upper pipe.
In the scheme, the first end port of the second connecting piece is provided with a second protruding part, and the second protruding part is in interference fit with the inner wall surface of the upper pipeline; and meanwhile, the second connecting piece and the upper pipeline are fixed, so that the looseness of the connection between the second connecting piece and the upper pipeline is prevented, and the service life of the pipe penetrating assembly is prolonged.
Preferably, the second end of the second connector extends into the lower pipe and is fixed to the lower pipe by a clamp;
and/or the first end of the second connecting piece extends into the upper pipeline and is fixed on the upper pipeline through a clamp.
In this scheme, strengthen the second connecting piece and last pipeline, down the pipeline between the reliability of being connected through the clamp, prevent that the deformation that the pipeline produced from destroying poling subassembly leakproofness, further fixed second connecting piece and last pipeline, second connecting piece and pipeline down, the life of extension poling subassembly.
Preferably, the first connecting piece is welded with the mounting plate;
or, the first connecting piece and the mounting plate are integrally formed.
In this scheme, when the mounting panel is made by metal, first connecting piece can be made by metal, with mounting panel welded connection. The welding connection mode has better sealing performance, and the metal material has better corrosion resistance; meanwhile, the first connecting piece and the mounting plate can be fixed through welding connection, and the service life of the pipe penetrating assembly is prolonged.
The mode that also can adopt first connecting piece and mounting panel integrated into one piece reduces extra connection, simplifies the structure of poling subassembly. Meanwhile, the first connecting piece and the mounting plate are integrally formed, so that external accumulated water can be prevented from entering the interior of the pipe penetrating component along the joint, the sealing performance of the pipe penetrating component is ensured, and the service life of the pipe penetrating component is prolonged.
The utility model provides a fuel cell system, includes fuel cell, container and is located the outside radiator of container, fuel cell system still includes the poling subassembly, go up the pipe connection in the radiator, the lower pipeline stretches into the inside of container, the mounting panel is the roof of container or connect in the roof of container.
In this aspect, the above-described structure of the tube penetration assembly may be applied to a fuel cell system. Because the second connecting piece in the pipe penetrating assembly penetrates through the first connecting piece and is not directly exposed in an external environment, external accumulated water cannot directly flow into the container through the connecting hole; the upper pipeline and the lower pipeline are indirectly connected through the second connecting piece, the second connecting piece and the container top plate are indirectly connected through the first connecting piece, deformation of the pipelines is reduced, connection and fixation of all parts of the pipe penetrating assembly are better, loosening is not prone to occurring, good insulation and sealing performance are achieved, the service life is longer, the risk of leakage of cooling media is reduced, and maintenance of a fuel cell system is reduced.
The utility model discloses an actively advance the effect and lie in: the pipe penetrating assembly comprises a first connecting piece and a second connecting piece, the connecting hole is positioned on the inner side of the first connecting piece, the second connecting piece and the mounting hole are protected, and external accumulated water cannot directly flow into the lower part of the mounting plate through the connecting hole; the upper pipeline and the lower pipeline are indirectly connected through the second connecting piece, deformation of the pipelines is reduced, connection fixity of all parts of the pipe penetrating assembly is better, loosening conditions are not prone to occurring, sealing and insulation between the pipe penetrating assemblies are guaranteed, and service life of the pipe penetrating assemblies is prolonged.
Drawings
Fig. 1 is a partial cross-sectional view of a poling assembly provided by the present invention;
FIG. 2 is a front view of the feedthrough assembly of FIG. 1;
FIG. 3 is a front view of a second link according to a preferred embodiment of the present invention;
fig. 4 is a schematic structural diagram of a fuel cell system according to an embodiment of the present invention.
Description of the reference numerals
First connecting member 2
Second connecting part 3
Detailed Description
The present invention is further illustrated by way of the following examples, which are not intended to limit the scope of the invention.
The utility model provides a poling subassembly, as shown in fig. 1 and fig. 2, contain pipeline and mounting panel 1, the pipeline includes pipeline 5 and lower pipeline 6, and the poling subassembly still includes: comprises a first connecting piece 2 and a second connecting piece 3; the mounting plate 1 is provided with a connecting hole which is positioned at the inner side of the first connecting piece 2, and the second connecting piece 3 penetrates through the first connecting piece 2 through the connecting hole; the first end 33 of the second connector extends out of the first connector 2 and is fixed relative to the first connector 2, and the second connector 3 is connected with the upper pipeline 5; the second end 34 of the second connector extends out of the mounting plate 1 and is connected to the lower conduit 6.
In the present embodiment, the connection holes are located inside the first link 2, through the pair of first links 2; the connecting hole and the second connecting piece 3 are protected, accumulated water outside the pipe penetrating assembly is prevented from flowing into the lower portion of the mounting plate 1 through the connecting hole, and the insulation performance and the sealing performance of the pipe penetrating assembly are guaranteed. The outer wall of the second connecting piece 3 is in clearance fit with the inner wall of the first connecting piece 2, the second connecting piece 3 and the first connecting piece 2 are fixed, and the connection stability of the pipe penetrating assembly is improved. The first end 33 of the second connecting piece is connected with the first connecting piece 2 in a sealing mode, so that external accumulated water is prevented from entering the interior of the pipe penetrating assembly through the joint of the second connecting piece 3 and the first connecting piece 2, and the sealing performance of the pipe penetrating assembly is ensured. In this embodiment, the joint between the second connecting member 3 and the first connecting member 2 is sealed by a sealant. The first end 33 of the second connecting piece extends out of the first connecting piece 2 to be connected with the upper pipeline 5, and the second end 34 of the second connecting piece extends out of the mounting plate 1 to be connected with the lower pipeline 6; the second connecting piece 3 is fixed with the first connecting piece 2, the upper pipeline 5 and the lower pipeline 6 are indirectly connected through the second connecting piece 3, the second connecting piece 3 and the mounting plate 1 are indirectly connected through the first connecting piece 2, deformation of the pipelines is avoided, the connection fixity of each part is better, the looseness condition is not easily generated, sealing and insulation between the pipe penetrating assemblies are ensured, and the service life of the pipe penetrating assemblies is prolonged.
In specific implementation, as shown in fig. 1 to 3, a first protrusion 31 is disposed on an outer wall surface of a first end 33 of the second connector, the first protrusion 31 extends radially outward from the outer wall surface of the second connector 3, the first end 33 of the second connector is erected on the top of the first connector 2 through the first protrusion 31, and the second connector 3 is fixed to the first connector 2 by gravity to limit the second connector 3, so that connection stability between the second connector 3 and the first connector 2 is ensured, and the service life of the pipe penetrating assembly is prolonged.
In specific implementation, as shown in fig. 1 and 2, the edge of the first protruding portion 31 extends out of the top of the first connecting member 2, external accumulated water can slide down along the first protruding portion 31, natural sealing is formed between the first protruding portion 31 and the first connecting member 2, the external accumulated water cannot flow back into the interior of the pipe penetrating assembly through the joint between the first protruding portion 31 and the first connecting member 2, the sealing performance of the pipe penetrating assembly is ensured, and the service life of the pipe penetrating assembly is prolonged.
As a preferred embodiment, a circle of groove matching with the top of the first connecting element 2 is arranged at the bottom of the first protrusion 31, and the first protrusion 31 can be reversely buckled at the top of the first connecting element 2, so as to increase the connecting area between the first connecting element 2 and the second connecting element 3, further improve the sealing performance of the pipe penetrating assembly, and prolong the service life of the pipe penetrating assembly.
In practice, as shown in fig. 1 and 2, the first protrusion 31 is sealingly connected to the top of the first connecting member 2. The sealing performance of the joint can be ensured by adopting a connection mode of coating sealing glue, meanwhile, the connection relation between the second connecting piece 3 and the circumferential direction of the first connecting piece 2 is fixed, the circumferential displacement between the second connecting piece 3 and the first connecting piece 2 is prevented, the connection stability is improved, and the service life of the pipe penetrating assembly is prolonged.
In the implementation, the second connecting member 3 is made of an insulating material. In this embodiment the second connection member 3 is made of rubber, wherein the medium inside the feed-through assembly is water. Second connecting piece 3 and the inside medium direct contact of poling subassembly, consequently second connecting piece 3 is made by insulating material, prevents that thunderstorm weather from causing the destruction to poling subassembly and the device of connecting, can ensure the insulating nature and the leakproofness of poling subassembly, prevents that the poling subassembly from being corroded by the inside medium of pipeline, prolongs the life of poling subassembly.
In practical implementation, as shown in fig. 1 and fig. 2, a portion of the first end 33 of the second connecting member, which is adjacent to the first protruding portion 31, extends into the upper pipe 5, and a portion of the first end 33 of the second connecting member, which is adjacent to the first protruding portion 31, is in fit connection with the upper pipe 5, so that the second connecting member 3 and the upper pipe 5 are fixed, the sealing performance of the pipe penetrating assembly is improved, and the service life of the pipe penetrating assembly is prolonged.
In specific implementation, as shown in fig. 1 and 2, the port of the upper pipe 5 abuts against the first projection 31. In this embodiment, the first protrusion 31 extends out of the edge of the port of the upper pipe 5 by about 3mm, and when there is accumulated water at the connection between the first protrusion 31 and the upper pipe 5, the accumulated water can slide along the edge of the first protrusion 31. The first protrusion 31 is not extended out of the edge of the port of the upper pipe 5 too much, so as to prevent the accumulated water from sliding off smoothly and damaging the sealing performance of the pipe penetrating assembly.
In practical implementation, the first end 33 of the second connector has a second protrusion 32, and the second protrusion 32 is in interference fit with the inner wall surface of the upper pipe 5. In this embodiment, the second connector 3 is made of rubber, so that the sealing connection between the upper pipe 5 and the second connector 3 at the first end 33 port of the second connector is realized in this way without damaging the simplicity of installation of the pipe penetrating assembly, and the sealing property of the connection between the second connector 3 and the upper pipe 5 is ensured; and meanwhile, the second connecting piece 3 and the upper pipeline 5 are fixed, so that the second connecting piece 3 and the upper pipeline 5 are prevented from being connected to cause looseness, and the service life of the pipe penetrating assembly is prolonged.
In particular implementation, the second end 34 of the second connector extends into the lower conduit 6 and is secured to the lower conduit 6 by the clip 4; the first end 33 of the second connector extends into the upper pipe 5 and is secured to the upper pipe 5 by means of the clamp 4. The pipeline can be prevented from deforming in the using process, and the connection tightness of the pipe penetrating assembly is ensured. Meanwhile, the clamp 4 is used for fixing the second connecting piece 3 and the upper pipeline 5, and the second connecting piece 3 and the lower pipeline 6, so that the service life of the pipe penetrating assembly is prolonged.
In the implementation, the first connecting piece 2 is connected with the mounting plate 1 in a welding mode. In the scheme, the mounting plate 1 is made of metal, and the first connecting piece 2 made of metal is selected, so that the first connecting piece 2 can be ensured to have better corrosion resistance; meanwhile, the welding connection also has better sealing performance and stability, the first connecting piece 2 is fixed relative to the mounting plate 1, the sealing performance of connection between the first connecting piece 2 and the mounting plate 1 is ensured, and the service life of the pipe penetrating assembly is prolonged.
As a preferred embodiment, the first connecting member 2 and the mounting plate 1 may be integrally formed, so as to simplify the structure of the pipe penetrating assembly and avoid the problem of tightness of the connection between the first connecting member 2 and the mounting plate 1.
In the embodiment, as shown in fig. 4, the pipe penetrating assembly is applied to a fuel cell system, wherein a fuel cell is located inside a container, a water tank is used for storing a cooling medium, and the cooling medium is ensured to flow between a radiator and a fuel cell stack through a water circulating pump; when the cooling medium flows from the radiator into the fuel cell stack, it needs to be filtered by a filter to ensure that the pipes are not blocked. The top plate of the container is used as a mounting plate 1 of the pipe penetrating assembly, the radiator is positioned outside the container, and the pipe penetrating assembly is used for connecting the fuel cell stack with the water circulating pump and the radiating water pipe between the fuel cell and the radiator. Because the second connecting piece 3 in the pipe penetrating assembly penetrates through the first connecting piece 2 and is not directly exposed in an external environment, external accumulated water cannot directly flow into the lower part of the mounting plate 1 through the connecting hole; the upper pipe 5 and the lower pipe 6 are indirectly connected through the second connecting piece 3, the second connecting piece 3 and the container are indirectly connected through the first connecting piece 2, namely the mounting plate 1, the deformation of the pipe is reduced, the connection fixity of all parts of the pipe penetrating assembly is better, the loosening condition is not easily generated, the insulating property and the sealing property are better, the service life is longer, the risk of leakage of a cooling medium is reduced, and the maintenance of a fuel cell system is reduced.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. A poling assembly comprising a pipe and a mounting plate, wherein the pipe comprises an upper pipe and a lower pipe, the poling assembly further comprising:
a first connecting piece and a second connecting piece;
the mounting plate is provided with a connecting hole, the connecting hole is positioned on the inner side of the first connecting piece, and the second connecting piece penetrates through the first connecting piece through the connecting hole;
the first end of the second connecting piece extends out of the first connecting piece, is fixed relative to the first connecting piece and is connected with the first connecting piece in a sealing mode, and the second connecting piece is connected with the upper pipeline;
and the second end of the second connecting piece extends out of the mounting plate and is connected with the lower pipeline.
2. The pipelay assembly of claim 1, wherein the outer wall surface of the first end of the second connector has a first projection extending radially outwardly therefrom, the first end of the second connector being bridged on top of the first connector by the first projection.
3. The rodding assembly according to claim 2, wherein an edge of the first projection extends beyond the first connector top;
and/or the first bulge is connected with the top of the first connecting piece in a sealing mode.
4. The feedthrough assembly of claim 2, wherein the second connector is fabricated from an insulating material.
5. The pipelay assembly of claim 2, wherein a portion of the first end of the second connector adjacent the first lug extends into the upper conduit with a port of the upper conduit abutting the first lug.
6. The poling assembly of claim 5, wherein the port of the upper conduit is sealingly connected to the first protrusion.
7. The poling assembly of claim 5, wherein the port portion of the first end of the second connector has a second protrusion extending radially outward from an outer wall surface of the second connector, the second protrusion having an interference fit with an inner wall surface of the upper conduit.
8. The stringing assembly of claim 1, wherein the second end of the second connector extends into the lower conduit and is secured to the lower conduit by a clip;
and/or the first end of the second connecting piece extends into the upper pipeline and is fixed on the upper pipeline through a clamp.
9. The feedthrough assembly of claim 1, wherein the first connector is welded to the mounting plate;
or, the first connecting piece and the mounting plate are integrally formed.
10. A fuel cell system comprising a fuel cell, a container and a radiator located outside the container, wherein the fuel cell system further comprises a feedthrough assembly of any of claims 1-9, the upper conduit being connected to the radiator, the lower conduit extending into the interior of the container, and the mounting plate being or being connected to the roof of the container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222289022.7U CN218000752U (en) | 2022-08-30 | 2022-08-30 | Poling subassembly reaches fuel cell system including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222289022.7U CN218000752U (en) | 2022-08-30 | 2022-08-30 | Poling subassembly reaches fuel cell system including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218000752U true CN218000752U (en) | 2022-12-09 |
Family
ID=84325562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222289022.7U Active CN218000752U (en) | 2022-08-30 | 2022-08-30 | Poling subassembly reaches fuel cell system including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218000752U (en) |
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2022
- 2022-08-30 CN CN202222289022.7U patent/CN218000752U/en active Active
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