CN220380337U - All-welded sealing structure low-temperature heat exchanger - Google Patents
All-welded sealing structure low-temperature heat exchanger Download PDFInfo
- Publication number
- CN220380337U CN220380337U CN202321891967.4U CN202321891967U CN220380337U CN 220380337 U CN220380337 U CN 220380337U CN 202321891967 U CN202321891967 U CN 202321891967U CN 220380337 U CN220380337 U CN 220380337U
- Authority
- CN
- China
- Prior art keywords
- sealing
- fixed tube
- tube
- box
- heat exchanger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 78
- 238000005192 partition Methods 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000008676 import Effects 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of heat exchangers, and aims to solve the problems of high equipment manufacturing requirement, high difficulty, easiness in temperature stringing of an inlet pipe orifice and an outlet pipe orifice, poor sealing performance and easiness in leakage in the prior art, and provides a low-temperature heat exchanger with an all-welded sealing structure, which comprises a heat exchange component; the heat exchange member has a fixed tube sheet; one side of the fixed tube plate is connected with a tube box and a plurality of separation plates in a sealing way; the other ends of the plurality of partition plates are fixedly connected with sealing plates, and the outer edges of the sealing plates are sealed with the inner wall of the connecting pipe box; the fixed tube plate, the sealing plate and the plurality of partition plates jointly form a plurality of chambers, and a plurality of through holes penetrating the fixed tube plate are formed in the chambers; the plurality of chambers are internally provided with an air outlet chamber and an air inlet chamber, the outer wall of the tube box is provided with an inlet tube and an outlet tube, the inlet tube is communicated with the air inlet chamber, and the outlet tube is communicated with the air outlet chamber; one end of the tube box, which is far away from the fixed tube plate, is fixedly connected with a sealing head. The utility model has the advantages of difficult leakage, simple manufacture, small production difficulty and difficult temperature cross of the inlet and outlet pipe orifice.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to a low-temperature heat exchanger with an all-welded sealing structure.
Background
The pipe box part of the traditional shell-and-tube heat exchanger basically adopts a gasket sealing structure, and tiny micro leakage is allowed in the pipe box. However, the influence on the tiny micro-leakage of the low-temperature heat exchanger is also increased, meanwhile, the gasket sealing structure has high requirements on equipment manufacture, the difficulty is high, the sealing is likely to leak, meanwhile, the pipe inlet and outlet distances of the heat exchanger are relatively short, and the mutual temperature of the pipe inlet and outlet is caused.
Disclosure of Invention
The utility model aims to provide a low-temperature heat exchanger with an all-welded sealing structure, which solves the problems of high equipment manufacturing requirement, high difficulty, easy temperature stringing of an inlet pipe orifice and an outlet pipe orifice, poor sealing performance and easy leakage in the prior art.
Embodiments of the present utility model are implemented as follows:
the embodiment of the utility model provides a low-temperature heat exchanger with an all-welded sealing structure, which comprises a heat exchange component;
the heat exchange member has a fixed tube sheet; a tube box is arranged on one side of the fixed tube plate, and one end of the tube box, which is close to the fixed tube plate, is connected to one side of the fixed tube plate in a sealing way;
a plurality of separation plates are arranged in the tube box, and one end of each separation plate, which is close to the fixed tube plate, is fixedly connected to one side of the fixed tube plate;
a sealing plate is arranged at one end of the plurality of separation plates, which is far away from the fixed tube plate, and the sealing plate is connected with one end of the plurality of separation plates, which is far away from the fixed tube plate, and is connected with the inner wall of the tube box in a sealing manner;
the fixed tube plate, the sealing plate and the plurality of partition plates jointly form a plurality of chambers, a plurality of through holes are formed in the chambers, and the through holes penetrate through the fixed tube plate;
the plurality of chambers are internally provided with an air outlet cavity and an air inlet cavity, the air outlet cavity and the air inlet cavity are mutually separated and distributed through the plurality of partition plates, an inlet pipe and an outlet pipe are arranged on the outer wall of the pipe box, the inlet pipe is communicated with the air inlet cavity, and the outlet pipe is communicated with the air outlet cavity;
and one end of the tube box, which is far away from the fixed tube plate, is fixedly connected with a sealing head.
When the heat exchange component is installed, one ends of the partition plates are vertically welded on the fixed tube plate with the through holes, then the partition plates are placed in the tube box, the joint of the tube box and the fixed tube plate is welded and sealed, the sealing plate is placed in the tube box, the sealing plate is welded on the other ends of the partition plates, the outer edges of the sealing plate are welded on the inner wall of the tube box in a sealing mode, at the moment, the heat exchange component is divided into a plurality of chambers through the partition plates, the air outlet cavity and the air inlet cavity in the chambers are respectively connected with the inlet tube and the outlet tube, the inlet tube and the outlet tube are mutually isolated, and finally the sealing head is welded on one end of the tube box far away from the fixed tube plate.
The embodiment discloses an all-welded seal structure low-temperature heat exchanger for the heat exchange component of heat exchanger is sealed more owing to through all welded structural style, and then makes an all-welded seal structure low-temperature heat exchanger have difficult leakage, the preparation is simple and easy, the production degree of difficulty is little, business turn over mouth of pipe temperature is difficult for the beneficial effect of cluster temperature.
Optionally: the plurality of the separation plates are V-shaped components, and the plurality of V-shaped separation plates are arranged in a staggered manner.
The above-mentioned division board of a plurality of V types separates above-mentioned air-out chamber and above-mentioned air inlet chamber so set up, has reduced the temperature mutual influence of above-mentioned air-out chamber and above-mentioned air inlet chamber each other.
Optionally: and vent holes are formed in the sealing plates corresponding to the vent cavities, a sealing head cavity is formed between the sealing head and the sealing plates in the pipe box, and the sealing head cavity is communicated with the vent cavities through the vent holes.
So set up, make above-mentioned head cavity and above-mentioned chamber intercommunication of giving vent to anger through above-mentioned bleeder vent for the shrouding can not become independent pressurized component, forms dull and stereotyped atress, thereby can reduce the thickness of shrouding, reduction in manufacturing cost.
Optionally: the inlet pipe and the outlet pipe are mutually staggered and are mutually far away and welded on the outer wall of the pipe box.
So set up, above-mentioned inlet tube and above-mentioned outlet tube can misplace each other and the welding that keeps away from each other on the outer wall of above-mentioned tube housing, can effectually avoid above-mentioned inlet tube and above-mentioned outlet tube mutual temperature cluster temperature.
Optionally: one end of each of the plurality of partition plates is welded on one side of the fixed tube plate, the other end of each of the plurality of partition plates is welded on the sealing plate in a sealing manner, and the edges of the sealing plates are welded on the inner wall of the tube box.
So set up, the welding makes above-mentioned cavity more sealed, has avoided revealing the risk.
Optionally: the transverse length of the plurality of the partition plates is smaller than the axial length of the pipe box.
The arrangement is to reserve the welding position, and a plurality of partition plates, the sealing plates, the pipe boxes and the fixed tube plates can be completely welded together at one time through the front surface and the pipe box position, and finally the sealing heads and the pipe boxes are welded together to finish ending, so that the appearance of the sealing heads and the pipe boxes is not damaged.
Optionally: the sealing head is of a hemispherical structure and is welded on the pipe box in a sealing way.
So set up, the aforesaid head of hemisphere structure just can form big enough above-mentioned head cavity between the aforesaid shrouding, and then just can be better with the dull and stereotyped atress of the chamber formation of giving vent to anger.
Optionally: the diameter of the fixed tube plate is larger than that of the tube box.
The tube box is convenient to weld on the fixed tube plate, and has the beneficial effects of convenient operation, simple manufacture and small production difficulty.
Optionally: a plurality of heat exchange tubes are arranged in the heat exchanger, the heat exchange tubes are communicated with the through holes, and the outer walls of the heat exchange tubes are in sealing connection with the inner walls of the through holes.
The device is arranged in such a way, gas or liquid is led into a plurality of cavities through a plurality of heat exchange pipes, and then the purpose of low-temperature heat exchange is realized.
Optionally: the size of the chambers is the same or different.
So set up, be convenient for according to the service environment, the size of above-mentioned cavity of reasonable arrangement improves heat exchange efficiency.
By combining the above description, the low-temperature heat exchanger with the all-welded sealing structure disclosed by the utility model has the beneficial effects of difficult leakage, simplicity in manufacturing, small production difficulty and difficult temperature cross of the inlet and outlet pipe openings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a low temperature heat exchanger with an all-welded seal structure in an embodiment of the utility model;
FIG. 2 is a schematic view of a heat exchange member according to a first embodiment of the present utility model;
FIG. 3 is an exploded view of a heat exchange member according to a first embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a heat exchange member according to a first embodiment of the present utility model;
FIG. 5 is a schematic view of a heat exchange member according to a second embodiment of the present utility model;
FIG. 6 is an exploded view of a heat exchange member according to a second embodiment of the present utility model;
fig. 7 is a cross-sectional view of a heat exchange member in a second embodiment of the present utility model.
Icon: 1-heat exchange components, 2-fixed tube plates, 3-tube boxes, 4-partition plates, 5-sealing plates, 6-chambers, 7-through holes, 8-air outlet chambers, 9-air inlet chambers, 10-inlet pipes, 11-outlet pipes, 12-sealing heads, 13-air holes, 14-sealing head chambers, 15-heat exchange pipes, 16-first chambers, 17-second chambers, 18-third chambers, 19-fourth chambers, 20-first groups of through holes, 21-second groups of through holes, 22-third groups of through holes, 23-fourth groups of through holes, 24-fifth groups of through holes and 25-sixth groups of through holes.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, 2, 3 and 4, the present embodiment proposes an all-welded seal structure cryogenic heat exchanger, including a heat exchange member 1;
the heat exchange member 1 has a fixed tube sheet 2; a tube box 3 is arranged on one side of the fixed tube plate 2, and one end of the tube box 3 close to the fixed tube plate 2 is connected to one side of the fixed tube plate 2 in a sealing way;
a plurality of separation plates 4 are arranged in the tube box 3, and one end of each separation plate 4 close to the fixed tube plate 2 is fixedly connected to one side of the fixed tube plate 2;
a sealing plate 5 is arranged at one end of the plurality of separation plates 4, which is far away from the fixed tube plate 2, and the sealing plate 5 is connected with one end of the plurality of separation plates 4, which is far away from the fixed tube plate 2, and is connected with the inner wall of the tube box 3 in a sealing manner;
the fixed tube plate 2, the sealing plate 5 and the plurality of partition plates 4 jointly form a plurality of chambers 6, a plurality of through holes 7 are formed in the chambers 6, and the through holes 7 penetrate through the fixed tube plate 2;
the plurality of chambers 6 are internally provided with an air outlet chamber 8 and an air inlet chamber 9, the air outlet chamber 8 and the air inlet chamber 9 are mutually separated and distributed through the plurality of partition plates 4, an inlet pipe 10 and an outlet pipe 11 are arranged on the outer wall of the pipe box 3, the inlet pipe 10 is communicated with the air inlet chamber 9, and the outlet pipe 11 is communicated with the air outlet chamber 8;
the end of the tube box 3 far away from the fixed tube plate 2 is fixedly connected with a sealing head 12.
During installation, firstly, one end of a plurality of partition plates 4 is vertically welded on a fixed tube plate 2 with a plurality of through holes 7, then, a plurality of partition plates 4 are placed in a tube box 3, the joint of the tube box 3 and the fixed tube plate 2 is welded and sealed, a sealing plate 5 is placed in the tube box 3, the sealing plate 5 is welded on the other end of the plurality of partition plates 4, the outer edge of the sealing plate 5 is welded on the inner wall of the tube box 3, at the moment, a plurality of cavities 6 are divided in a heat exchange component 1 through the plurality of partition plates 4, an air outlet cavity 8 and an air inlet cavity 9 in the plurality of cavities 6 are respectively connected with an inlet tube 10 and an outlet tube 11, the inlet tube 10 and the outlet tube 11 are mutually isolated through tube box 3, and finally, a sealing head 12 is welded on one end of the tube box 3 far away from the fixed tube plate 2.
The embodiment discloses an all-welded seal structure low-temperature heat exchanger is owing to through the structural style of all-welded for heat exchange component 1 of heat exchanger is sealed more, and then makes an all-welded seal structure low-temperature heat exchanger have difficult leakage, the preparation is simple and easy, the production degree of difficulty is little, the difficult beneficial effect of cluster temperature of business turn over mouth of pipe temperature.
Referring to fig. 1, 2, 3 and 4, the plurality of partition boards 4 are V-shaped members, the plurality of V-shaped partition boards 4 are arranged in a staggered manner, and the plurality of V-shaped partition boards 4 separate the air outlet cavity 8 from the air inlet cavity 9, so that the temperature mutual influence between the air outlet cavity 8 and the air inlet cavity 9 is reduced.
The air holes 13 are formed in the sealing plates 5 corresponding to the air outlet cavities 8, a sealing head chamber 14 is formed between the sealing heads 12 and the sealing plates 5 in the pipe box 3, the sealing head chamber 14 is communicated with the air outlet cavities 8 through the air holes 13, the sealing plates 5 cannot become independent compression elements, flat plate stress is formed, and therefore the thickness of the sealing plates 5 can be reduced, and the manufacturing cost is reduced.
The welding that import pipe 10 and export pipe 11 misplaced each other and kept away from each other is on the outer wall of tube housing 3, and import pipe 10 and export pipe 11 can misplace each other and keep away from each other the welding on the outer wall of tube housing 3, can effectually avoid import pipe 10 and export pipe 11 mutual temperature cluster temperature.
One end of a plurality of division boards 4 is sealed and welded on one side of fixed tube sheet 2, and the other end of a plurality of division boards 4 is sealed and welded on shrouding 5 to, the edge welding of shrouding 5 is on the inner wall of tube housing 3, and the welding makes cavity 6 more sealed, has avoided revealing the risk.
The transverse length of the plurality of separation plates 4 is smaller than the axial length of the pipe box 3, so that the welding position is reserved, all the separation plates 4, the sealing plates 5, the pipe box 3 and the fixed pipe plate 2 can be welded completely through the positions of the front face and the pipe box 3 at one time, and finally the sealing head 12 and the pipe box 3 are welded to finish ending, so that the appearance of the sealing head 12 and the appearance of the pipe box 3 are not damaged.
The head 12 is hemispherical structure, and the sealed welding of head 12 is on tube case 3, and hemispherical structure's head 12 just can form enough big head cavity 14 with shrouding 5 between, and then just can be better with the flat atress of chamber 8 formation of giving vent to anger.
The diameter of the fixed tube plate 2 is larger than that of the tube box 3, so that the tube box 3 is convenient to weld on the fixed tube plate 2, and the tube box has the beneficial effects of convenience in operation, simplicity in manufacturing and small production difficulty.
A plurality of heat exchange tubes 15 are arranged in the heat exchanger, the heat exchange tubes 15 are communicated with the through holes 7, the outer walls of the heat exchange tubes 15 are in sealing connection with the inner walls of the through holes 7, and gas or liquid is led into the chambers 6 through the heat exchange tubes 15, so that the aim of low-temperature heat exchange is fulfilled.
The size of the chambers 6 is the same or different, so that the reasonable arrangement of the chambers according to the use environment is facilitated, and the heat exchange efficiency is improved.
Referring to fig. 1, 2, 3 and 4, in the present embodiment, the chamber 6 is divided into a first chamber 16, a second chamber 17, a third chamber 18 and a fourth chamber 19, the first chamber 16, the second chamber 17, the third chamber 18 and the fourth chamber 19 are partitioned by the partition plate 4, and the second chamber 17 and the third chamber 18 communicate with each other;
the fixed tube plates 2 corresponding to the first cavity 16, the second cavity 17, the third cavity 18 and the fourth cavity 19 are provided with a plurality of through holes 7, the through holes 7 are respectively and hermetically connected with a heat exchange tube 15, the heat exchange tube 15 of the first cavity 16 is communicated with the heat exchange tube 15 of the second cavity 17, and the heat exchange tube 15 of the third cavity 18 is communicated with the heat exchange tube 15 of the fourth cavity 19.
During heat exchange, gas or liquid enters the first chamber 16 from the inlet pipe 10 in fig. 4, gas or liquid flows to the second chamber 17 through the heat exchange pipe 15, gas or liquid flowing into the second chamber 17 flows into the third chamber 18, and gas or liquid in the third chamber 18 flows into the fourth chamber 19 through the heat exchange pipe 15 and is discharged through the outlet pipe 11 in fig. 4.
In this embodiment, the inlet pipe 10 and the outlet pipe 11 are located in the same axial direction, but are distributed on the outer wall of the pipe box 3 in a staggered manner, so that the problem that the inlet pipe 10 and the outlet pipe 11 are mutually in temperature crossing is avoided.
In this embodiment, the arrangement structure of the heat exchange tubes 15 is a conventional arrangement in a heat exchanger, and the heat exchange tubes 15 on the through holes 7 of the different chambers 6 are communicated in a bent pipe manner, and referring to fig. 1 specifically.
Example two
Referring to fig. 1, 5, 6 and 7, in the present embodiment, the chambers 6 partitioned by the partition plate 4 have a first group of through holes 20, a second group of through holes 21, a third group of through holes 22, a fourth group of through holes 23, a fifth group of through holes 24 and a sixth group of through holes 25, respectively;
the first group of through holes 20 are interconnected with the second group of through holes 21 by the heat exchange tube 15, the second group of through holes 21 are interconnected with the third group of through holes 22 by the heat exchange tube 15, the third group of through holes 22 are interconnected with the fourth group of through holes 23 by the heat exchange tube 15, the fourth group of through holes 23 are interconnected with the fifth group of through holes 24 by the heat exchange tube 15, and the fifth group of through holes 24 are interconnected with the sixth group of through holes 25 by the heat exchange tube 15.
At the time of heat exchange, gas or liquid enters the first group of through holes 20 from the inlet pipe 10 in fig. 7, then, the gas or liquid is introduced through the heat exchange pipe 15 in order and flows through the first group of through holes 20, the second group of through holes 21, the third group of through holes 22, the fourth group of through holes 23, the fifth group of through holes 24 and the sixth group of through holes 25, and finally, the gas or liquid is discharged from the outlet pipe 11 in fig. 7.
In this embodiment, the axial directions of the inlet pipe 10 and the outlet pipe 11 intersect perpendicularly to each other, so that the problem of mutually crossing the inlet pipe 10 and the outlet pipe 11 is avoided.
In this embodiment, the arrangement structure of the heat exchange tubes 15 is a conventional arrangement in a heat exchanger, and the heat exchange tubes 15 on the through holes 7 of the different chambers 6 are communicated in a bent pipe manner, and referring to fig. 1 specifically.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides an all welded seal structure low temperature heat exchanger which characterized in that:
comprises a heat exchange component;
the heat exchange member has a fixed tube sheet; a tube box is arranged on one side of the fixed tube plate, and one end of the tube box, which is close to the fixed tube plate, is connected to one side of the fixed tube plate in a sealing way;
a plurality of separation plates are arranged in the tube box, and one ends of the separation plates, which are close to the fixed tube plates, are fixedly connected to one side of the fixed tube plates;
a sealing plate is arranged at one end, away from the fixed tube plate, of the plurality of separation plates, and is connected with one end, away from the fixed tube plate, of the plurality of separation plates in a sealing manner and is connected with the inner wall of the tube box in a sealing manner;
the fixed tube plate, the sealing plate and the plurality of partition plates jointly form a plurality of chambers, a plurality of through holes are formed in the chambers, and the through holes penetrate through the fixed tube plate;
the plurality of chambers are internally provided with an air outlet cavity and an air inlet cavity, the air outlet cavity and the air inlet cavity are mutually separated and distributed through the plurality of partition plates, an inlet pipe and an outlet pipe are arranged on the outer wall of the pipe box, the inlet pipe is communicated with the air inlet cavity, and the outlet pipe is communicated with the air outlet cavity;
and one end of the tube box, which is far away from the fixed tube plate, is fixedly connected with a sealing head.
2. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the separation plates are V-shaped members, and the separation plates of the V shapes are arranged in a staggered mode.
3. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the seal head cavity is communicated with the air outlet cavity through the air holes.
4. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the inlet pipe and the outlet pipe are mutually staggered and are mutually far away and welded on the outer wall of the pipe box.
5. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
one end of each of the plurality of partition plates is welded on one side of the fixed tube plate in a sealing way, the other end of each of the plurality of partition plates is welded on the sealing plate in a sealing way, and the edges of the sealing plates are welded on the inner wall of the tube box.
6. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the transverse length of the plurality of partition plates is smaller than the length of the pipe box in the axial direction.
7. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the seal head is of a hemispherical structure and is welded on the pipe box in a sealing mode.
8. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the diameter of the fixed tube plate is larger than that of the tube box.
9. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
a plurality of heat exchange tubes are arranged in the heat exchanger, the heat exchange tubes are communicated with the through holes, and the outer walls of the heat exchange tubes are in sealing connection with the inner walls of the through holes.
10. The all-welded seal structure cryogenic heat exchanger of claim 1, wherein:
the size of the chambers is the same or different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321891967.4U CN220380337U (en) | 2023-07-18 | 2023-07-18 | All-welded sealing structure low-temperature heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321891967.4U CN220380337U (en) | 2023-07-18 | 2023-07-18 | All-welded sealing structure low-temperature heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220380337U true CN220380337U (en) | 2024-01-23 |
Family
ID=89566296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321891967.4U Active CN220380337U (en) | 2023-07-18 | 2023-07-18 | All-welded sealing structure low-temperature heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220380337U (en) |
-
2023
- 2023-07-18 CN CN202321891967.4U patent/CN220380337U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220380337U (en) | All-welded sealing structure low-temperature heat exchanger | |
| CN111043881A (en) | Plate heat exchanger with secondary distribution function | |
| CN204902329U (en) | Dry type evaporator of even cloth liquid | |
| CN101672590B (en) | Shell-and-tube combined heat pipe exchanger | |
| CN211552541U (en) | Heat exchanger | |
| CN206208072U (en) | Heat exchange unit and heat exchanger matrix | |
| CN205316751U (en) | Efficient monosystem is U type pipe evaporimeter all | |
| WO2022193675A1 (en) | Heat exchanger and air conditioner having same | |
| CN215261310U (en) | High-pressure high-temperature-difference pure countercurrent multi-fluid heat exchanger | |
| CN114166045A (en) | Embedded plate-fin heat exchanger structure | |
| CN201522217U (en) | Combined tube shell-type heat pipe heat exchanger | |
| CN107504856A (en) | Sealing guiding pad and heat exchanger bobbin carriage for heat exchanger bobbin carriage | |
| CN207147305U (en) | Sealing guiding pad and heat exchanger bobbin carriage for heat exchanger bobbin carriage | |
| CN208651094U (en) | A kind of compressor heat exchanger | |
| CN201964809U (en) | Combined aluminum plate-fin heat exchanger | |
| CN220119919U (en) | Barrel type Cheng Guanke type heat exchanger | |
| CN205980910U (en) | Collector and have heat exchanger of this collector | |
| CN112628991B (en) | Wind-heat recoverer | |
| CN221036946U (en) | Multi-channel integrated aviation tube type heat exchanger | |
| CN205784801U (en) | A kind of structure of surface evaporation air cooler bobbin carriage | |
| CN219200128U (en) | Shell-and-tube heat exchanger with corrugated baffle plate | |
| CN218495897U (en) | Plate-fin heat exchanger | |
| CN214891965U (en) | Novel integrated double-row micro-channel flat tube | |
| CN211425152U (en) | Heat exchanger | |
| CN214010073U (en) | Novel spiral plate type heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |