CN221173065U - Zigzag concentric double-pipe heat exchanger - Google Patents
Zigzag concentric double-pipe heat exchanger Download PDFInfo
- Publication number
- CN221173065U CN221173065U CN202322879700.XU CN202322879700U CN221173065U CN 221173065 U CN221173065 U CN 221173065U CN 202322879700 U CN202322879700 U CN 202322879700U CN 221173065 U CN221173065 U CN 221173065U
- Authority
- CN
- China
- Prior art keywords
- pipe
- heat exchanger
- zigzag
- fixedly connected
- concentric double
- 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
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a zigzag concentric double-pipe heat exchanger, which comprises an outer pipe, wherein an inner pipe is connected in an inserted manner in the outer pipe, a fixing component for fixing the position of the inner pipe is arranged at the joint of the outer pipe and the inner pipe, stirring fans for stirring liquid in the inner pipe are arranged in the inner pipe, limiting blocks are symmetrically arranged on two sides of each stirring fan, limiting grooves are formed in one side of each limiting block, and limiting rods are symmetrically and fixedly connected on two sides of each stirring fan. According to the zigzag concentric double-pipe heat exchanger, the stirring fan, the limiting block, the limiting groove, the limiting pipe and the limiting component are added on the basis of the original zigzag concentric double-pipe heat exchanger, when the zigzag concentric double-pipe heat exchanger is used, liquid enters the inner pipe, and when the liquid flows in the inner pipe to contact the stirring fan, the stirring fan is driven to rotate in the inner pipe, so that the stirring fan is used for stirring and scattering the liquid in the inner pipe, and the liquid in contact with the inner wall of the inner pipe is replaced, so that heat exchange is improved.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to a zigzag concentric double-pipe heat exchanger.
Background
A concentric heat exchanger is a common heat exchange device for transferring heat between two fluids and consists of a pair of concentric cylindrical tubes forming a closed heat exchange space between the inner and outer tubes.
The improved heat exchanger with concentric tubes as disclosed in CN101995177B reduces the number of cleaning operations performed within the tubes and connectors of the product cycle to be treated.
The existing defects are that:
The concentric heat exchanger is composed of two cylindrical pipelines, two closed heat exchange spaces are formed between the inner pipe and the outer pipe, when heat exchange is needed, two liquids or gases needing to be exchanged are input into the two spaces, and heat exchange is carried out through heat exchange, but the traditional heat exchange is carried out only through direct flow of the liquids and the gases in the pipelines until the liquids and the gases flow out of the pipelines, so that when the liquids and the gases are output out of the pipelines, energy still exists in the liquids and the gases without being exchanged, and energy waste is caused.
Disclosure of utility model
The present utility model is directed to a zigzag concentric double-pipe heat exchanger to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concentric double-pipe heat exchanger of zigzag, includes the outer tube, the inside interlude of outer tube is connected with the inner tube, the junction of outer tube and inner tube is provided with the fixed subassembly that is used for fixed inner tube position, the inside of inner tube is provided with the stirring fan that is used for stirring the inside liquid of inner tube, the both sides of stirring fan are all symmetrically provided with the stopper, the spacing groove has been seted up to one side of stopper, the bilateral symmetry fixedly connected with gag lever post of stirring fan, the inside at the spacing groove is interlude connected to the gag lever post, the outer wall of stopper is provided with the spacing subassembly that is used for fixed stopper position.
Preferably, the cross section of the limiting block is triangular.
Preferably, the fixing assembly comprises fixing plates which are horizontally and symmetrically fixedly connected to the inner wall of the middle of the outer tube, and one end, far away from the outer tube, of each fixing plate is fixedly connected to the inner tube to drive the outer wall.
Preferably, the limiting component comprises a supporting rod which is horizontally and centrally symmetrically and fixedly connected to the middle of the limiting block, and one side, away from the limiting block, of the supporting rod is fixedly connected to the inner wall of the middle of the inner tube.
Preferably, the inner wall of the outer tube is horizontally and centrally symmetrically and fixedly connected with a first zigzag radiating fin, and the outer wall of the inner tube is horizontally and centrally symmetrically and fixedly connected with a second zigzag radiating fin.
Preferably, one end of the inner tube is fixedly connected with a first inlet, and one end of the outer tube, which is far away from the first inlet, is fixedly connected with a first outlet.
Preferably, the feeding end of the outer tube is provided with a second inlet, and the discharging end of the inner tube is provided with a second outlet.
The utility model has the technical effects and advantages that:
This concentric double-pipe heat exchanger of zigzag has increased stirring fan, stopper, spacing groove, spacing pipe and spacing subassembly on original basis, and liquid gets into the inner tube when using, and when liquid flows in the inside of inner tube and contacts stirring fan, it rotates to drive stirring fan in the inside of inner tube to stir the inside liquid of inner tube through stirring fan and spill, change the liquid with the inner tube inner wall contact, thereby increase thermal exchange.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
FIG. 2 is a schematic side sectional view of the present utility model.
Fig. 3 is a schematic diagram of a front cross-sectional structure of the present utility model.
Fig. 4 is a schematic diagram of a front cross-sectional structure of the present utility model.
In the figure: 1. an outer tube; 2. an inner tube; 3. an agitating fan; 4. a limiting block; 5. a limit groove; 6. a limit rod; 7. a support rod; 8. a fixing plate; 9. a first zigzag heat radiating fin; 10. a second zigzag heat radiating fin; 11. a first inlet; 12. a first outlet; 13. a second inlet; 14. a second outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model provides a zigzag concentric double-pipe heat exchanger as shown in figures 1-4, which comprises an outer pipe 1, wherein an inner pipe 2 is connected in a penetrating way in the outer pipe 1, a fixing component for fixing the position of the inner pipe 2 is arranged at the joint of the outer pipe 1 and the inner pipe 2, an agitating fan 3 for agitating liquid in the inner pipe 2 is arranged in the inner pipe 2, limiting blocks 4 are symmetrically arranged on two sides of the agitating fan 3, a limiting groove 5 is formed in one side of the limiting block 4, limiting rods 6 are fixedly connected on two sides of the agitating fan 3 in a symmetrical way, the limiting rods 6 are connected in the limiting groove 5 in a penetrating way, and a limiting component for fixing the position of the limiting block 4 is arranged on the outer wall of the limiting block 4.
It should be noted that, the concentric heat exchanger is a common heat exchange device for transferring heat between two fluids, and is composed of a pair of concentric cylindrical pipes, and a sealed heat exchange space is formed between the inner pipe and the outer pipe; the two limiting blocks 4 are arranged to clamp the stirring fan 3, and the limiting rods 6 are arranged to be inserted into the limiting grooves 5 formed in the middle of the limiting blocks 4, so that when the stirring fan 3 rotates, the limiting rods 6 rotate in the limiting grooves 5.
Further, when the liquid enters the inner tube 2 during use, and when the liquid or gas flows in the inner tube 2 to contact the stirring fan 3, the stirring fan 3 is driven to rotate in the inner tube 2, so that the liquid in the inner tube 2 is stirred and scattered by the stirring fan 3, and the liquid in contact with the inner wall of the inner tube 2 is replaced, so that heat exchange is increased.
Specifically, the cross section of the stopper 4 is set to be triangular.
When the liquid or gas flows to the side of the conical stopper 4, the liquid or gas is guided around the stopper 4 by the conical stopper 4 to flow to the stirring fan 3
Specifically, the fixed subassembly includes horizontal symmetry fixed connection at the fixed plate 8 of outer tube 1 middle part inner wall, and the one end fixed connection that outer tube 1 was kept away from to fixed plate 8 drives the outer wall at inner tube 2.
It should be noted that the support rod 7 is provided to fix the position of the inner tube 2, so as to realize concentricity of the outer tube 1 and the inner tube 2, so that the inner tube 2 is a space, and a space is formed between the inner tube 2 and the outer tube 1.
Specifically, the spacing subassembly includes horizontal central symmetry fixed connection at the bracing piece 7 at stopper 4 middle part, and one side fixed connection at the inner wall at inner tube 2 middle part that stopper 4 was kept away from to bracing piece 7.
The support rod 7 is provided to fix the position of the stopper 4.
Specifically, the inner wall of the outer tube 1 is horizontally and centrally symmetrically and fixedly connected with a first zigzag radiating fin 9, and the outer wall of the inner tube 2 is horizontally and centrally symmetrically and fixedly connected with a second zigzag radiating fin 10.
The arranged concentric heat exchanger is formed by mechanical one-time extrusion molding by using a first zigzag radiating fin 9 and a second zigzag radiating fin 10 which are arranged on the inner surface and the outer surface of the aluminum alloy inner tube 1 and the outer tube 2, and is formed into concentric heat exchangers with various shapes such as annular shape, O shape, mouth shape and the like by using secondary special pipe bending equipment, and the concentric heat exchanger is used as different media for heat exchange flow, and the manufacturing process is mature and simple
Specifically, one end of the inner tube 2 is fixedly connected with a first inlet 11, and one end of the outer tube 1, which is far away from the first inlet 11, is fixedly connected with a first outlet 12.
The inner tube 2, the first inlet 11, and the first outlet 12 are provided to form a first passage.
Specifically, the feeding end of the outer tube 1 is provided with a second inlet 13, and the discharging end of the inner tube 2 is provided with a second outlet 14.
The outer tube 1, the second inlet 13, and the second outlet 14 are provided to form a second passage.
Furthermore, when the fluid passes through the first passage and the second passage, heat exchange is carried out through the common tooth-shaped interface of the first passage and the second passage, so that the aim of heat exchange of different substances in different states is fulfilled.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a concentric double-pipe heat exchanger of zigzag, includes outer tube (1), the inside interlude of outer tube (1) is connected with inner tube (2), a serial communication port, the junction of outer tube (1) and inner tube (2) is provided with the fixed subassembly that is used for fixed inner tube (2) position, the inside of inner tube (2) is provided with stirring fan (3) that are used for stirring the inside liquid of inner tube (2), the both sides of stirring fan (3) are all provided with stopper (4) symmetrically, spacing groove (5) have been seted up to one side of stopper (4), the bilateral symmetry fixedly connected with gag lever post (6) of stirring fan (3), gag lever post (6) interlude is connected in the inside of spacing groove (5), the outer wall of stopper (4) is provided with the spacing subassembly that is used for fixing stopper (4) position.
2. A zigzag concentric double pipe heat exchanger according to claim 1, wherein the stopper (4) is arranged in a triangular cross section.
3. The zigzag concentric double-pipe heat exchanger according to claim 1, wherein the fixing assembly comprises fixing plates (8) which are horizontally and symmetrically fixedly connected to the inner wall of the middle of the outer pipe (1), and one end of each fixing plate (8) far away from the outer pipe (1) is fixedly connected to the driving outer wall of the inner pipe (2).
4. The zigzag concentric double-pipe heat exchanger according to claim 1, wherein the limiting component comprises a supporting rod (7) which is horizontally and centrally symmetrically and fixedly connected to the middle part of the limiting block (4), and one side, far away from the limiting block (4), of the supporting rod (7) is fixedly connected to the inner wall of the middle part of the inner pipe (2).
5. The zigzag concentric double-pipe heat exchanger according to claim 1, wherein the inner wall of the outer pipe (1) is horizontally and centrally symmetrically and fixedly connected with a first zigzag radiating fin (9), and the outer wall of the inner pipe (2) is horizontally and centrally symmetrically and fixedly connected with a second zigzag radiating fin (10).
6. A zigzag concentric double pipe heat exchanger according to claim 1, wherein one end of the inner pipe (2) is fixedly connected with a first inlet (11), and one end of the outer pipe (1) remote from the first inlet (11) is fixedly connected with a first outlet (12).
7. A zigzag concentric double pipe heat exchanger according to claim 1, wherein the feed end of the outer pipe (1) is provided with a second inlet (13) and the discharge end of the inner pipe (2) is provided with a second outlet (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879700.XU CN221173065U (en) | 2023-10-26 | 2023-10-26 | Zigzag concentric double-pipe heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879700.XU CN221173065U (en) | 2023-10-26 | 2023-10-26 | Zigzag concentric double-pipe heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221173065U true CN221173065U (en) | 2024-06-18 |
Family
ID=91445008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322879700.XU Active CN221173065U (en) | 2023-10-26 | 2023-10-26 | Zigzag concentric double-pipe heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221173065U (en) |
-
2023
- 2023-10-26 CN CN202322879700.XU patent/CN221173065U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201181172Y (en) | Inner tube helical enhancement type casing tube heat exchanger | |
| CN105937857B (en) | A kind of shell-and-tube heat exchanger being suitable for three fluid heat transfers | |
| CN109253640B (en) | Vibration turbulent flow type horizontal U-shaped heat exchange tube type heat exchanger | |
| CN207163301U (en) | A kind of individual layer heat exchanger provided with efficient spoiler | |
| CN221173065U (en) | Zigzag concentric double-pipe heat exchanger | |
| CN208139896U (en) | heat exchanger tube and heat exchanger | |
| CN207716928U (en) | A kind of chimney cooler with detachable heat exchanger tube | |
| CN212006837U (en) | Double-sided high-rib fin tube type heat exchanger | |
| CN207006937U (en) | A kind of U-shaped pipe heat exchanger | |
| CN213481077U (en) | Circulation type heat exchanger | |
| CN205808184U (en) | Efficiently U-tube volumetric heat exchanger | |
| CN209802156U (en) | Multi-flow vertical heat exchanger | |
| CN206392030U (en) | One kind energy-conservation reactor system | |
| CN221859306U (en) | Novel spiral plate heat exchange device | |
| CN209230320U (en) | A kind of thread helix winding bundled tube tubular heat exchanger easy to repair | |
| CN221309551U (en) | Reinforced heat exchange structure for thin film evaporator | |
| CN209181565U (en) | Heat exchanger | |
| CN217844855U (en) | Multi-sleeve heat exchanger for middle-deep geothermal well | |
| KR20150004531A (en) | Heat Exchanger | |
| CN220583157U (en) | Double-tube heat exchanger structure | |
| CN2167345Y (en) | Tubular type heat-exchange apparatus | |
| CN117470000B (en) | Environment-friendly efficient heat exchanger for petrochemical industry | |
| CN211476804U (en) | Air cooler | |
| CN220931800U (en) | Double pipe heat exchanger with built-in spiral heat exchange pipe | |
| CN220083761U (en) | Tubular heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |