CN209978669U - Large-flow hydrogen heat exchanger - Google Patents
Large-flow hydrogen heat exchanger Download PDFInfo
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- CN209978669U CN209978669U CN201920779478.7U CN201920779478U CN209978669U CN 209978669 U CN209978669 U CN 209978669U CN 201920779478 U CN201920779478 U CN 201920779478U CN 209978669 U CN209978669 U CN 209978669U
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Abstract
A box body is fixedly welded on the outer wall of a stainless steel pipe, and the outer wall of the stainless steel pipe and the box body are sealed by welding; the box body is provided with a water inlet nozzle and a water outlet nozzle, and cooling water flows into the box body from the water inlet nozzle and flows out of the box body from the water outlet nozzle; the thin-walled tube is a tube with a corrugated cross section, a plurality of thin-walled tubes are welded and fixed together to form a thin-walled tube aggregate, and the outer wall of the thin-walled tube at the outer edge of the thin-walled tube aggregate is welded and fixed on the inner wall of the stainless steel tube; the lower plastic air inlet nozzle is fixed at the left end of the stainless steel pipe in a threaded manner, and the upper plastic air outlet nozzle is fixed at the right end of the stainless steel pipe in a threaded manner; the outer wall of the lower plastic air inlet nozzle is formed with a lower air nozzle external thread, and the outer wall of the upper plastic air outlet nozzle is formed with an upper air nozzle external thread. The device has the advantages of small volume, tubular shape, convenient installation and high heat exchange efficiency, and can be very conveniently connected to a hydrogen conveying pipeline.
Description
The technical field is as follows:
the utility model relates to a hydrogen manufacturing technical field, more specifically say and relate to a carry out quick cooling institute liquid heat exchanger to hydrogen in-process in hydrogen manufacturing.
Background art:
when storing high-temperature hydrogen, the hydrogen needs to be cooled. The conventional gas-liquid heat exchanger has large volume and high equipment cost, and is not suitable for gas-liquid heat exchange of hydrogen.
The utility model has the following contents:
the utility model aims at providing a large-traffic hydrogen heat exchanger to prior art not enough, it is small, wholly is the tubulose, simple to operate, and heat exchange efficiency is high, can be connected to on the hydrogen pipeline very conveniently.
The technical solution of the utility model is as follows:
a high-flow hydrogen heat exchanger comprises a stainless steel pipe, wherein a box body is fixedly welded on the outer wall of the stainless steel pipe, and the outer wall of the stainless steel pipe and the box body are sealed by welding;
the box body is provided with a water inlet nozzle and a water outlet nozzle, and cooling water flows into the box body from the water inlet nozzle and flows out of the box body from the water outlet nozzle;
the thin-walled tube is a tube with a corrugated cross section, the wall thickness of the thin-walled tube is 0.3-0.8 mm, a plurality of thin-walled tubes are welded and fixed together to form a thin-walled tube aggregate, and the outer wall of the thin-walled tube at the outer edge of the thin-walled tube aggregate is welded and fixed on the inner wall of the stainless steel tube;
the lower plastic air inlet nozzle is fixed at the left end of the stainless steel pipe in a threaded manner, and the upper plastic air outlet nozzle is fixed at the right end of the stainless steel pipe in a threaded manner; the outer wall of the lower plastic air inlet nozzle is formed with a lower air nozzle external thread, and the outer wall of the upper plastic air outlet nozzle is formed with an upper air nozzle external thread.
The inner diameter of the stainless steel pipe is 4-8 cm.
Six thin-walled tubes are welded and fixed around the thin-walled tube, and the outer walls of the six thin-walled tubes are welded and fixed on the inner wall of the stainless steel tube.
The box is a stainless steel round pipe with a flange, and the inner wall of the flange is welded and fixed on the outer wall of the stainless steel pipe.
The beneficial effects of the utility model reside in that:
the device has the advantages of small volume, tubular shape, convenient installation and high heat exchange efficiency, and can be very conveniently connected to a hydrogen conveying pipeline.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a single thin walled tube;
FIG. 3 is a schematic view showing the structure of a thin-walled tube assembly fixed to a stainless steel tube.
In the figure: 1. a stainless steel tube; 2. a box body; 3. a thin-walled tube; 4. a lower plastic air inlet nozzle; 5. And an upper plastic air outlet nozzle.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 3, the large-flow hydrogen heat exchanger comprises a stainless steel tube 1, wherein a box body 2 is fixedly welded on the outer wall of the stainless steel tube 1, and the outer wall of the stainless steel tube 1 is sealed with the box body 2 through welding;
a water inlet nozzle 21 and a water outlet nozzle 22 are arranged on the box body 2, and cooling water flows into the box body 2 from the water inlet nozzle 21 and flows out of the box body 2 from the water outlet nozzle 22;
the thin-walled tube 3 is a tube with a corrugated cross section, the wall thickness of the thin-walled tube 3 is 0.3-0.8 mm, a plurality of thin-walled tubes 3 are welded and fixed together to form a thin-walled tube aggregate 30, and the outer wall of the thin-walled tube 3 at the outer edge of the thin-walled tube aggregate 30 is welded and fixed on the inner wall of the stainless steel tube 1;
the lower plastic air inlet nozzle 4 is fixed at the left end of the stainless steel pipe 1 in a threaded manner, and the upper plastic air outlet nozzle 5 is fixed at the right end of the stainless steel pipe 1 in a threaded manner; the outer wall of the lower plastic air inlet nozzle 4 is formed with a lower nozzle external thread 41, and the outer wall of the upper plastic air outlet nozzle 5 is formed with an upper nozzle external thread 51.
The stainless steel pipe 1 has an inner diameter of 4 to 8 cm.
Six thin-walled tubes 3 are welded and fixed around the thin-walled tube 3, and the outer walls of the six thin-walled tubes 3 are welded and fixed on the inner wall of the stainless steel tube 1.
The box body 2 is a stainless steel round pipe formed with a flange 2a, and the inner wall of the flange 2a is welded and fixed on the outer wall of the stainless steel pipe 1.
The working principle is as follows: it is whole like a conveyer pipe, and lower nozzle external screw thread 41 on lower plastic suction nozzle 4 is in the same place with the hydrogen conveyer pipe spiro union of one end, goes up last nozzle external screw thread 51 on the plastic delivery nozzle 5 and is in the same place with the hydrogen conveyer pipe spiro union of the other end, the utility model discloses alright use.
The thin-wall pipe 3 is formed by folding and winding a thin stainless steel plate with the thickness of 0.3-0.8 mm, and the two opposite end surfaces of the thin stainless steel plate after being wound are welded to form the thin-wall pipe 3 shown in the figure 2. After the high-temperature hydrogen exchanges heat with the thin-walled tube 3 and the stainless steel tube 1, the heat energy is exchanged into the cooling water in the box body 2 and is taken away by the cooling water.
Claims (4)
1. The utility model provides a large-traffic hydrogen heat exchanger, includes stainless steel pipe (1), its characterized in that: a box body (2) is fixedly welded on the outer wall of the stainless steel pipe (1), and the outer wall of the stainless steel pipe (1) and the box body (2) are sealed by welding;
a water inlet nozzle (21) and a water outlet nozzle (22) are arranged on the box body (2), and cooling water flows into the box body (2) from the water inlet nozzle (21) and flows out of the box body (2) from the water outlet nozzle (22);
the thin-walled tubes (3) are corrugated tubes with cross sections, the wall thickness of each thin-walled tube (3) is 0.3-0.8 mm, a plurality of thin-walled tubes (3) are welded and fixed together to form a thin-walled tube aggregate (30), and the outer walls of the thin-walled tubes (3) at the outer edges of the thin-walled tube aggregate (30) are welded and fixed on the inner wall of the stainless steel tube (1);
the lower plastic air inlet nozzle (4) is fixed at the left end of the stainless steel pipe (1) in a threaded manner, and the upper plastic air outlet nozzle (5) is fixed at the right end of the stainless steel pipe (1) in a threaded manner; the outer wall of the lower plastic air inlet nozzle (4) is formed with a lower nozzle external thread (41), and the outer wall of the upper plastic air outlet nozzle (5) is formed with an upper nozzle external thread (51).
2. A high flow hydrogen heat exchanger according to claim 1, characterized in that: the inner diameter of the stainless steel pipe (1) is 4 to 8 cm.
3. A high flow hydrogen heat exchanger according to claim 1, characterized in that: six thin-walled tubes (3) are welded and fixed around one thin-walled tube (3), and the outer walls of the six thin-walled tubes (3) are welded and fixed on the inner wall of the stainless steel tube (1).
4. A high flow hydrogen heat exchanger according to claim 1, characterized in that: the box body (2) is a stainless steel round pipe formed with a flange (2a), and the inner wall of the flange (2a) is welded and fixed on the outer wall of the stainless steel pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920779478.7U CN209978669U (en) | 2019-05-28 | 2019-05-28 | Large-flow hydrogen heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920779478.7U CN209978669U (en) | 2019-05-28 | 2019-05-28 | Large-flow hydrogen heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209978669U true CN209978669U (en) | 2020-01-21 |
Family
ID=69264282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920779478.7U Active CN209978669U (en) | 2019-05-28 | 2019-05-28 | Large-flow hydrogen heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209978669U (en) |
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2019
- 2019-05-28 CN CN201920779478.7U patent/CN209978669U/en active Active
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