CN218937117U - Cryogenic waste heat utilization device for refrigerating fluid - Google Patents
Cryogenic waste heat utilization device for refrigerating fluid Download PDFInfo
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- CN218937117U CN218937117U CN202222796472.5U CN202222796472U CN218937117U CN 218937117 U CN218937117 U CN 218937117U CN 202222796472 U CN202222796472 U CN 202222796472U CN 218937117 U CN218937117 U CN 218937117U
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Abstract
The utility model discloses a low-temperature waste heat utilization device for refrigerating fluid, which relates to the technical field of waste heat utilization and comprises a collecting box and a liquid inlet pipe, wherein a plurality of heat conducting plates and heat conducting pipes are fixedly arranged in the collecting box, the upper ends of the heat conducting plates are provided with heat conducting columns, one ends of the heat conducting columns are positioned in the heat conducting plates, the other ends of the heat conducting columns penetrate through the upper ends of the heat conducting plates, the upper ends of the heat conducting columns are fixedly connected with the heat conducting pipes, the heat conducting pipes sequentially comprise an inner layer, a heat conducting adhesive layer, a graphene layer and an outer layer from inside to outside, and the heat conducting pipes gradually absorb waste heat in the refrigerating fluid through the heat conducting plates, the heat conducting columns and the heat conducting pipes, so that the waste heat in the refrigerating fluid is fully collected, and the recovery efficiency and the reutilization effect of the waste heat in the refrigerating fluid are improved.
Description
Technical Field
The utility model relates to the technical field of waste heat utilization, in particular to a low-temperature waste heat utilization device for refrigerating fluid.
Background
Generally, the cooling liquid is arranged to cool the lithium battery, so that the temperature of the cooling liquid rises, the cooling liquid needs to be replaced after being used for a period of time, the cooling liquid is only simply discharged to a designated area, and the cooling liquid absorbs heat generated during the working of the lithium battery, and the heat is directly discharged and wasted.
Therefore, a device capable of recovering the low-temperature waste heat in the refrigerating fluid is needed to improve the energy utilization efficiency.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a low-temperature waste heat utilization device for refrigerating fluid, which comprises a collecting box for collecting waste heat of the refrigerating fluid, wherein the upper end of the collecting box is provided with a liquid inlet pipe for introducing the refrigerating fluid into the collecting box;
the collecting box is internally and fixedly provided with a plurality of heat conducting plates and heat conducting pipes, the upper ends of the heat conducting plates are provided with heat conducting columns, one ends of the heat conducting columns are positioned in the heat conducting plates, the other ends of the heat conducting columns penetrate through the upper ends of the heat conducting plates, and the upper ends of the heat conducting columns are fixedly connected with the heat conducting pipes;
a heat discharge pipe communicated with the inside of the collecting box is arranged on one side of the collecting box body;
the heat conduction pipe sequentially comprises an inner layer, a heat conduction glue layer, a graphene layer and an outer layer from inside to outside; the graphene layer is sprayed on the inner surface of the outer layer, the heat conducting glue layer is surrounded on the inner surface of the graphene layer, and the inner layer is surrounded on the inner surface of the heat conducting glue layer.
The further scheme is that the air outlet end of the heat discharge pipe is communicated with one end of the exhaust manifold, one end of the heat conduction pipe is fixedly connected with one end of the heat conduction outer pipe, and the other end of the heat conduction outer pipe extends to the outside of the collecting box and is communicated with the exhaust manifold.
The further scheme is that the inner surface of the graphene layer is provided with a plurality of first protruding blocks, and the first protruding blocks are embedded in the heat-conducting adhesive layer.
In a further scheme, the first convex blocks are distributed in a plurality of circumferences, and the first convex blocks in adjacent circumferences are distributed in a staggered mode.
The further scheme is that the inner side of the outer layer is provided with a plurality of grooves, the outer surface of the graphene layer is provided with a plurality of second convex blocks, and the second convex blocks are respectively embedded in the grooves.
The further scheme is that a plurality of heat conducting plates are distributed at equal intervals along the length direction of the collecting box.
The utility model has the beneficial effects that:
according to the utility model, the heat conducting plate, the heat conducting column and the heat conducting pipe are arranged to gradually absorb the waste heat in the refrigerating fluid, so that the waste heat in the refrigerating fluid is fully collected, and the recovery efficiency and the reutilization effect of the waste heat in the refrigerating fluid are improved.
The heat conducting pipe is coated with the graphene layer, so that the heat conducting performance of the heat conducting pipe is improved.
According to the utility model, the grooves are formed in the inner surface of the outer layer, and the convex blocks capable of being embedded into the grooves are formed in the outer surface of the graphene layer, so that the contact area between the graphene layer and the outer layer can be increased, the connection stability of the outer layer and the graphene layer is improved, the space where the graphene layer plays a role is also increased, the heat conducting performance of the heat conducting pipe is further improved, and the recovery efficiency of waste heat in refrigerating fluid is improved.
Drawings
FIG. 1 is a schematic diagram of a device for utilizing waste heat of a refrigerant fluid at low temperature according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a heat pipe according to an embodiment of the present utility model;
the drawings are marked: 1-a collecting box; 2-a liquid inlet pipe; 10-a heat-conducting plate; 11-a heat pipe; 110-an inner layer; 111-a heat conducting adhesive layer; 112-a graphene layer; 113-an outer layer; 12-a heat conduction column; 3-a heat discharge pipe; 4-an exhaust manifold; 5-a heat conducting outer tube; 50-first bumps; 51-second bump.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-2, one embodiment of the utility model discloses a refrigerating fluid low-temperature waste heat utilization device, which comprises a collecting box 1 for collecting waste heat of refrigerating fluid, wherein the upper end of the collecting box 1 is provided with a liquid inlet pipe 2 for introducing the refrigerating fluid into the collecting box 1;
a plurality of heat conducting plates 10 and heat conducting pipes 11 are fixedly arranged in the collecting box 1, heat conducting columns 12 are arranged at the upper ends of the heat conducting plates 10, one ends of the heat conducting columns 12 are positioned in the heat conducting plates 10, the other ends of the heat conducting columns 12 penetrate through the upper ends of the heat conducting plates 10, and the upper ends of the heat conducting columns 12 are fixedly connected with the heat conducting pipes 11; a heat discharge pipe 3 communicated with the inside of the collecting box 1 is arranged on one side of the collecting box 1;
when the waste heat utilization device of the embodiment is used for collecting the waste heat in the refrigerating fluid, the liquid inlet pipe is communicated with the liquid outlet end of the device containing the refrigerating fluid, the liquid inlet pipe is also communicated with a pipeline through which the refrigerating fluid flows, the refrigerating fluid can enter the collecting box through the liquid inlet pipe in the two modes, after the refrigerating fluid enters the collecting box, waste heat can be absorbed under the action of the heat conducting plate, the collecting box is filled with the refrigerating fluid through the heat conducting plate in a grid mode, then the waste heat can be introduced into the heat conducting pipe under the action of the heat conducting column, and then the heat flow in the heat conducting pipe is led out of the collecting box. A liquid outlet is arranged below one side of the collecting box body, the liquid outlet is connected with a liquid outlet pipe (not shown in the specification) for discharging the refrigerating fluid out of the collecting box, a liquid suction pump is connected to a liquid outlet end of the liquid outlet pipe, and after the waste heat of the refrigerating fluid is recovered, the refrigerating fluid can be pumped out of the collecting box through the liquid suction pump.
According to the embodiment, the heat conducting plate, the heat conducting column and the heat conducting pipe are arranged to gradually absorb the waste heat in the refrigerating fluid, so that the waste heat in the refrigerating fluid is fully collected, and the recovery efficiency and the reutilization effect of the waste heat in the refrigerating fluid are improved.
In this embodiment, the air outlet end of the heat discharging pipe 3 is communicated with one end of the air discharging manifold 4, one end of the heat conducting pipe 11 is fixedly connected with one end of the heat conducting outer pipe 5, and the other end of the heat conducting outer pipe 5 extends to the outside of the collecting box 1 and is communicated with the air discharging manifold 4.
The heat conduction column of this embodiment leads the heat in to the heat conduction pipe, makes the heat in the heat conduction pipe lead into exhaust manifold through the heat conduction outer tube again in, simultaneously, some low temperature steam of cryogenic liquid accessible heat discharge pipe discharges into exhaust manifold, and the heat of above two parts is circulated outside after collecting in exhaust manifold and is recycled to the waste heat.
The heat conduction pipe 11 comprises an inner layer 110, a heat conduction glue layer 111, a graphene layer 112 and an outer layer 113 from inside to outside in sequence; the graphene layer 112 is sprayed on the inner surface of the outer layer 113, the heat conducting glue layer 111 is enclosed on the inner surface of the graphene layer 112, and the inner layer 110 is enclosed on the inner surface of the heat conducting glue layer 111.
The outer layer of this embodiment is the steel layer, simultaneously, the inlayer is integrated into one piece, complete steel pipe body. The heat conducting pipe is coated with the graphene layer, so that the heat conducting performance of the heat conducting pipe is improved.
In this embodiment, a plurality of first bumps 50 are disposed on the inner surface of the graphene layer 112, and the first bumps 50 are embedded in the thermal conductive adhesive layer 111.
According to the embodiment, the contact area between the graphene layer and the heat conducting glue layer can be increased through the arrangement, and the connection stability of the graphene layer and the heat conducting glue layer is improved.
In the present embodiment, the first bumps 50 are distributed in a plurality of circles, and the first bumps 50 in adjacent circles are staggered.
According to the embodiment, the graphene layer and the heat conducting adhesive layer can be connected more stably through the arrangement, and the possibility of slipping of the graphene layer and the heat conducting adhesive layer when the heat conducting adhesive layer is not solidified is reduced.
In the present embodiment, a plurality of grooves are disposed inside the outer layer 113, and a plurality of second bumps 51 are disposed on the outer surface of the graphene layer 112, and the plurality of second bumps 51 are respectively embedded in the grooves.
According to the embodiment, the contact area between the graphene layer and the outer layer can be increased through the arrangement, the connection firmness of the graphene layer and the outer layer is increased, the space for the graphene layer to play a role can be increased, and the heat conducting performance of the heat conducting pipe is further improved.
In the present embodiment, a plurality of heat conductive plates 10 are equally distributed along the length direction of the collecting box 1.
According to the embodiment, the plurality of heat-conducting plates can be contacted with the refrigerating fluid through the arrangement, so that the plurality of heat-conducting plates absorb the residual heat of the refrigerating fluid as much as possible, and the residual heat in the refrigerating fluid is recovered more thoroughly.
Finally, only specific embodiments of the present utility model have been described in detail above. The utility model is not limited to the specific embodiments described above. Equivalent modifications and substitutions of the utility model will occur to those skilled in the art, and are intended to be within the scope of the present utility model. Accordingly, equivalent changes and modifications are intended to be included within the scope of the present utility model without departing from the spirit and scope thereof.
Claims (6)
1. The utility model provides a refrigerating fluid low temperature waste heat utilization device, is including being used for carrying out collecting box (1) of waste heat collection to refrigerating fluid, the upper end of collecting box (1) is provided with in collecting box (1) inside feed liquor pipe (2) of letting in refrigerating fluid, its characterized in that:
a plurality of heat conducting plates (10) and heat conducting pipes (11) are fixedly arranged in the collecting box (1), heat conducting columns (12) are arranged at the upper ends of the heat conducting plates (10), one ends of the heat conducting columns (12) are located in the heat conducting plates (10), the other ends of the heat conducting columns (12) penetrate through the upper ends of the heat conducting plates (10), and the upper ends of the heat conducting columns (12) are fixedly connected with the heat conducting pipes (11);
a heat discharge pipe (3) communicated with the inside of the collecting box (1) is arranged on one side of the collecting box (1);
the heat conduction pipe (11) sequentially comprises an inner layer (110), a heat conduction adhesive layer (111), a graphene layer (112) and an outer layer (113) from inside to outside; the graphene layer (112) is sprayed on the inner surface of the outer layer (113), the heat conducting glue layer (111) is surrounded on the inner surface of the graphene layer (112), and the inner layer (110) is surrounded on the inner surface of the heat conducting glue layer (111).
2. The chilled liquid low temperature waste heat utilizing device according to claim 1, wherein:
the heat collecting box is characterized in that the air outlet end of the heat discharging pipe (3) is communicated with one end of the air discharging main pipe (4), one end of the heat conducting pipe (11) is fixedly connected with one end of the heat conducting outer pipe (5), and the other end of the heat conducting outer pipe (5) extends to the outside of the collecting box (1) and is communicated with the air discharging main pipe (4).
3. The chilled liquid low temperature waste heat utilizing device according to claim 1, wherein:
the inner surface of the graphene layer (112) is provided with a plurality of first protruding blocks (50), and the first protruding blocks (50) are embedded in the heat conducting glue layer (111).
4. A chilled liquid low temperature waste heat utilizing apparatus according to claim 3, wherein:
the first protruding blocks (50) are distributed in a plurality of circumferences, and the first protruding blocks (50) in adjacent circumferences are distributed in a staggered mode.
5. The chilled liquid low temperature waste heat utilizing device according to claim 1, wherein:
the inner side of the outer layer (113) is provided with a plurality of grooves, the outer surface of the graphene layer (112) is provided with a plurality of second convex blocks (51), and the second convex blocks (51) are respectively embedded in the grooves.
6. The chilled liquid low temperature waste heat utilizing device according to claim 1, wherein:
the heat conducting plates (10) are equidistantly distributed along the length direction of the collecting box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796472.5U CN218937117U (en) | 2022-10-24 | 2022-10-24 | Cryogenic waste heat utilization device for refrigerating fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796472.5U CN218937117U (en) | 2022-10-24 | 2022-10-24 | Cryogenic waste heat utilization device for refrigerating fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218937117U true CN218937117U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222796472.5U Active CN218937117U (en) | 2022-10-24 | 2022-10-24 | Cryogenic waste heat utilization device for refrigerating fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218937117U (en) |
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2022
- 2022-10-24 CN CN202222796472.5U patent/CN218937117U/en active Active
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