CN207894296U - Connect the transfer tube and heat exchanger of heat exchanger tube and header - Google Patents
Connect the transfer tube and heat exchanger of heat exchanger tube and header Download PDFInfo
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- CN207894296U CN207894296U CN201820009243.5U CN201820009243U CN207894296U CN 207894296 U CN207894296 U CN 207894296U CN 201820009243 U CN201820009243 U CN 201820009243U CN 207894296 U CN207894296 U CN 207894296U
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- heat exchanger
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- transfer tube
- tube
- exchanger tube
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Abstract
The utility model is related to a kind of transfer tubes of connection heat exchanger tube and header, including ontology, ontology includes the first end being connect with heat exchanger tube, the second end being connect with header, and the changeover portion between first end and second end, the periphery wall protruding portion with outward extension of first end.The transfer tube of connection heat exchanger tube and header provided by the utility model and the heat exchanger with the transfer tube, by the periphery wall of the first end in transfer tube, outwardly extending protruding portion is set, for header is spaced apart with fin, have many advantages, such as to prevent fin from contacting with header, avoids that corrosion occurs in the welding process with header for fin and planarization is good.
Description
Technical field
The utility model is related to technical field of heat exchange, in particular to a kind of switching of connection heat exchanger tube and header
Pipe and the heat exchanger equipped with the transfer tube.
Background technology
In technical field of heat exchange, part multi-channel heat exchanger uses two headers being set up in parallel, between two headers
If the both ends of more heat exchanger tubes, heat exchanger tube are connected directly with corresponding header respectively, it is interspersed with multiple fins on heat exchanger tube, collects
Flow tube and heat exchanger tube are by being welded to connect, since heat exchanger tube and header are directly connected to, the fin being interspersed on heat exchanger tube, especially
The fin for being proximate to header is difficult to fix, and is easy to contact with header, not only influences the planarization of product, but also was welding
Corrosion phenomenon is be easy to cause in journey.
Utility model content
For the above technology there are the problem of, the one side of the utility model proposes a kind of connection heat exchanger tube and header
Transfer tube, which is spaced apart header with fin with the transfer tube of header, and having prevents fin and afflux
Pipe contacts, and avoids the advantages that fin is with header generation corrosion and good planarization.
The other side of the utility model proposes a kind of heat exchanger with the transfer tube.
To achieve the above object, a kind of connection heat exchanger tube of embodiment proposition and collection of first aspect according to the present utility model
The transfer tube of flow tube, including ontology, the ontology include the first end being connect with heat exchanger tube, the second end being connect with header,
And the changeover portion between the first end and the second end, the periphery wall of the first end are with outward extension prominent
Go out portion.
Had according to the transfer tube of the connection heat exchanger tube of the utility model embodiment and header and avoids fin and header
The advantages that corrosion and good planarization occurs.
In addition, also being had according to the transfer tube of the connection heat exchanger tube of the utility model embodiment and header following additional
Technical characteristic：
Some specific embodiments according to the present utility model, the protruding portion are arranged at intervals on the periphery of the first end
Wall.
Some specific embodiments according to the present utility model, the protruding portion extend outwardly along the edge of the first end
Form annular protrusion.
Some specific embodiments according to the present utility model, the ontology include the first being separated along its thickness direction
The two of the length direction extension along the ontology of body portion and the second body part, the first noumenon portion and second body part
Side is equipped with outwardly extending flange, and the flange in the first noumenon portion is described with corresponding second body part
Flange is fixed, and the flange is the protruding portion.
Some specific embodiments according to the present utility model, the first end is separate structure with the changeover portion, described
Second end is structure as a whole with the changeover portion, and the changeover portion is equipped with flaring structure, and the first end is plugged on the flaring
In structure.
Further, the inner wall of the first end is equipped with location structure.
Some specific examples according to the present utility model, the location structure are annular flange, the annular flange and institute
The port for stating first end has the internal diameter of preset distance or the first end along the port of the first end towards described second
The direction at end is gradually reduced to form location structure.
Some specific embodiments according to the present utility model, the second end are throat structure or the second end
Outer wall is equipped with position limiting structure, and the position limiting structure is raised line compatible with afflux pipe outer wall.
The nozzle of some specific embodiments according to the present utility model, the first end is ellipse, the second end
Nozzle is strip.
The embodiment of second aspect according to the present utility model proposes a kind of heat exchanger, including spaced two affluxs
It manages, the fin for being equipped with multiple heat exchanger tubes between adjacent header and being interspersed on the heat exchanger tube, the extension side of the fin
To identical as the length direction of the header, at least one end of the heat exchanger tube is equipped with transfer tube, and the transfer tube is above-mentioned
Connection heat exchanger tube and header transfer tube, the first end of the transfer tube is connected to the heat exchanger tube, the transfer tube
Second end is connected to the header.
Had according to the heat exchanger of the utility model embodiment and avoids fin and header generation corrosion and planarization good
The advantages that.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram of the heat exchanger with transfer tube of the utility model one embodiment.
Fig. 2-Fig. 8 is the structural representation of the connection heat exchanger tube of the utility model difference embodiment and the transfer tube of header
Figure.
Fig. 9 is the structural schematic diagram that transfer tube shown in Fig. 8 is mounted in heat exchanger.
Figure 10 and Figure 11 is the transfer tube for connecting heat exchanger tube and header of other two different embodiment of the utility model
Structural schematic diagram.
Reference numeral：
Transfer tube 1, ontology 10, the first noumenon portion 110, the second body part 120, first end 11, second end 12, changeover portion
13, protruding portion 111, flange 112, location structure 113, throat structure 121, raised line 122, flaring structure 131, heat exchanger tube 2, afflux
Pipe 3, fin 4.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", "upper", "lower", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In the description of the utility model
In, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Below with reference to the accompanying drawings the transfer tube 1 of connection heat exchanger tube 2 and header 3 according to the utility model embodiment is described.
As shown in Figure 1-Figure 11, according to the transfer tube 1 of the connection heat exchanger tube 2 and header 3 of the utility model embodiment, packet
Include ontology 10, ontology 10 includes the first end 11 being connect with heat exchanger tube 2, the second end 12 being connect with header 3, and positioned at the
Changeover portion 13 between one end 11 and second end 12, the periphery wall protruding portion 111 with outward extension of first end 11.
The transfer tube 1 of the connection heat exchanger tube 2 and header 3 of the utility model embodiment, in the first end of connection heat exchanger tube 2
Outwardly extending protruding portion 111 is arranged in 11 periphery wall, and the fin 4 on heat exchanger tube 2 is spaced apart with header 3, is kept away
Exempt from fin 4 and be distorted to contact with header 3, therefore, according to the connection heat exchanger tube 2 of the utility model embodiment and header 3
Transfer tube 1 have many advantages, such as to avoid fin 4 to contact in the welding process with header 3 corrosion to occur and planarization is good.
Below with reference to the accompanying drawings the switching of connection heat exchanger tube 2 and header 3 according to the utility model specific embodiment is described
Pipe 1.
As shown in figs 2-4, according to the transfer tube 1 of the connection heat exchanger tube 2 and header 3 of the utility model embodiment, packet
Include ontology 10, ontology 10 includes the first end 11 being connect with heat exchanger tube 2, the second end 12 being connect with header 3, and positioned at the
Changeover portion 13 between one end 11 and second end 12, the wherein nozzle of first end 11 are ellipse, and the nozzle of second end 12 is length
Bar shaped, the periphery wall protruding portion 111 with outward extension of first end 11, protruding portion 111 can be with the length side of first end 11
To vertical, so that protruding portion 111 is fitted closely with fin 4, be more conducively spaced apart header 3 with fin 4.
The transfer tube 1 of the connection heat exchanger tube 2 and header 3 of the utility model specific embodiment, when the heat exchanger tube 2 of heat exchanger
Cast and size when changing, without changing the shape for the pore that exchanges heat on header 3, avoid expensive heat exchange pore
Re-molding for grinding tool, it is cost-effective.As shown in figs 2-4, the port of the first end 11 of transfer tube 1 includes parallel two flat
Straight section and the ellipse arc section for connecting two flat segments, suitable for the heat exchanger tube 2 that port shape matches, without re-molding.
In some specific examples of the utility model, the periphery wall of the first end 11 of transfer tube 1 is with outward extension
Protruding portion 111, protruding portion 111 are arranged at intervals on the periphery wall of first end 11, as shown in Fig. 2, the first end 11 of transfer tube 1 is set
There are two protruding portion 111, two protruding portions 111 are located at the farthest opposite sides of distance of first end 11, and along first end 11
Width direction extends outwardly.Protruding portion 111 is located to the both sides of the width direction of first end 11, can preferably by fin 4 with
Header 3 is spaced apart, and avoids that corrosion occurs, and ensure the planarization of fin 4.
In some specific embodiments of the utility model, as shown in figure 3, protruding portion 111 or one, protruding portion
111 are located at the flat segments of first end 11, and protruding portion 111 extends outwardly along the thickness direction of first end 11.Protruding portion 111 is set
At the flat segments of first end 11, when fin 4 is contacted with protruding portion 111, protruding portion 111 is located at the centre position of fin 4, energy
It is enough to be preferably spaced apart fin 4 with header 3, and ensure the planarization of fin 4.
In some specific embodiments of the utility model, as shown in figure 4, edge of the protruding portion 111 along first end 11
Annular protrusion 111 is extended outward to form, annular protrusion 111 increases the contact area with fin 4, can be preferably by fin
4 are spaced apart with header 3, moreover, can preferably avoid fin 4 from being distorted, ensure the planarization of fin 4, and then improve
The planarization of heat exchanger.
Further, the inner wall of the first end 11 of transfer tube 1 is equipped with location structure 113.As shown in figure 5, location structure
113 be annular flange, and the port of annular flange and first end 11 has preset distance, when heat exchanger tube 2 is inserted into the of transfer tube 1
When one end 11, annular flange can control the insertion depth of heat exchanger tube 2, ensure that each heat exchanger tube 2 is inserted into the first end of transfer tube 1
The consistency of 11 depth improves the planarization of heat exchanger, and easy to process.
In some specific examples of the utility model, the internal diameter of first end 11 is along the port of first end 11 towards second end
12 direction is gradually reduced to form location structure 113.As shown in fig. 6, the thickness of the port of first end 11 is t2, first end 11
The thickness of close changeover portion 13 be t1, the thickness of first end 11 gradually increases towards the direction of second end 12 so that first end
The direction of 11 port towards second end 12 is gradually reduced to form location structure 113, the end of the close changeover portion 13 of first end 11
The internal diameter of mouth is a1, and internal diameter a1 is less than the outer diameter of heat exchanger tube 2.When heat exchanger tube 2 is inserted into the first end of transfer tube 1, due to first
The internal diameter at end 11 is inwardly gradually reduced along the port of first end 11, therefore when heat exchanger tube 2 is inserted into predetermined depth is stuck in first end
In 11, ensure the consistency of 2 insertion depth of each heat exchanger tube, improves the planarization of heat exchanger, and easy to process.
Further, as shown in fig. 7, second end 12 is throat structure 121, second end 12 is inserted into the part of header 3
Outer diameter shrink, the outer diameter a3 of necking and the width of the heat exchange pore on header 3 match so that second end 12 insertion collect
3 preset distance of flow tube ensures that the second end 12 of each transfer tube 1 is inserted into the consistency of the depth of header 3, improves convenient for control
The planarization of heat exchanger, and it is easy to process.
In some specific embodiments of the utility model, the outer wall of second end 12 is equipped with position limiting structure, and position limiting structure is
Raised line compatible with 3 outer wall of header 122.As shown in figure 8, the outer wall of second end 12 is set, there are two arc raised line 122, arcs
The shape of raised line 122 is adapted with the outer wall shape of header 3, for example, when header 3 is pipe, the shape of raised line 122 is as schemed
8 show arc, if the shape of header 3 is D-shaped pipe, the shape of raised line 122 is strip.The outer wall of second end 12 is set
There is raised line 122, as shown in figure 9, when second end 12 is inserted into 3 certain distance of header, raised line 122, which blocks second end 12, to be continued to insert
Enter, ensure that second end 12 is inserted into 3 preset distance of header, it is deep to be further ensured that the second end 12 of each transfer tube 1 is inserted into header 3
The consistency of degree improves the planarization of heat exchanger and easy to process.
Some specific embodiments according to the present utility model, ontology 10 include the first noumenon being separated along its thickness direction
What the length direction along ontology 10 of portion 110 and the second body part 120, the first noumenon portion 110 and the second body part 120 extended
Two sides are equipped with outwardly extending flange 112, the flange 112 in the first noumenon portion 110 and corresponding second body part 120
Flange 112 is fixed, and flange 112 forms protruding portion 111.As shown in Figure 10, the first noumenon portion 110 and the second body part 120 are pair
Claim structure, the flange 112 of the first noumenon portion 110 and the second body part 120 is equipped with buckle structure, the first noumenon portion 110 and the
Two body parts 120 are fixed together by buckle structure, and the inner surface of flange 112 is equipped with composite layer, by welding first
Body portion 110 and the second body part 120 are fixed.The flange 112 of the first noumenon portion 110 and the second body part 120 forms protruding portion
111, the reliability for the flange 112 being arranged along the length direction of transfer tube 1 is stronger, avoids fin 4 from being contacted with header 3, into one
Step avoids fin 4 and header 3 that corrosion phenomenon occurs in welding, and ensures the planarization of fin 4, further increases heat exchange
The planarization of device.
Some specific embodiments according to the present utility model, as shown in figure 11, first end 11 are seperated knot with changeover portion 13
Structure, second end 12 are structure as a whole with changeover portion 13, and changeover portion 13 is equipped with flaring structure 131, and first end 11 is plugged on flaring knot
In structure 131.When the shape of heat exchanger tube 2 or size change, without entire transfer tube 1 is needed to change, only it can replace and exchange heat
The first end 11 that pipe 2 connects, remains unchanged with 3 coupling part of header, reduces cost, improves production efficiency.
Some specific embodiments according to the present utility model, as shown in Fig. 2, first end 11 is with upper and lower two concordant portions
The width of class ellipse, first end 11 is a1, and the thickness of first end 11 is b1, and second end 12 is strip, with common flat tube
Shape it is identical, the width of second end 12 is a2, and the thickness of second end 12 is b2, wherein 1<A2/a1≤6,1<b1/b2≤10
Wherein, the internal stress that too conference increases changeover portion 13 is differed between a1 and a2 and b1 and b2, reduces the endurance of transfer tube 1
Intensity ensures the intensity of transfer tube 1 when meeting above-mentioned relation.Changeover portion 13 respectively with 12 arc of first end 11 and second end
Excessively, the internal stress that port variation generates can be reduced, improve the intensity of transfer tube 1.
The length direction of the length direction of transfer tube 1 in specific embodiment, first end 11 and second end 12 refers both to turn
The extending direction of 1 inner cavity of take over, transfer tube 1 or ontology 10 and the thickness direction of first end 11, second end 12 refer to tube wall
The shortest distance where direction.
The utility model also provides a kind of heat exchanger, including spaced two headers 3, between adjacent header 3
Equipped with multiple heat exchanger tubes 2 and the fin being interspersed on heat exchanger tube 24, the length direction of the extending direction and header 3 of fin 4
Identical, at least one end of heat exchanger tube 2 is equipped with transfer tube 1, and transfer tube 1 is the transfer tube of above-mentioned connection heat exchanger tube 2 and header 3
1, the first end 11 of transfer tube 1 is connected to heat exchanger tube 2, and the second end 12 of transfer tube 1 is connected to header 3.Such as Fig. 1, Fig. 9 institute
Show, heat exchanger includes spaced two headers 3, and the both ends of multiple heat exchanger tubes 2 are connected to two headers 3 respectively, each
The end of heat exchanger tube 2 is connected to by transfer tube 1 with header 3.Multiple fins 4 are interspersed on heat exchanger tube 2, fin 4 is along heat exchanger tube 2
Length direction arrangement, each fin 4 is equipped with heat exchange pore, the extending direction of fin 4 and the length direction phase of header 3
Together.
Heat exchanger tube 2 is connected to, in transfer tube 1 by the heat exchanger of the utility model embodiment by transfer tube 1 with header 3
The periphery wall of first end 11 of connection heat exchanger tube 2 outwardly extending protruding portion 111 is set, by the wing on heat exchanger tube 2
Piece 4 is spaced apart with header 3, is avoided fin 4 from being distorted and is contacted with header 3, therefore, according to the utility model embodiment
Corrosion occurs for fin 4 and header 3 when heat exchanger has many advantages, such as to avoid welding and planarization is good.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of transfer tube of connection heat exchanger tube and header, which is characterized in that including ontology, the ontology includes and heat exchanger tube
The first end of connection, the second end being connect with header, and the changeover portion between the first end and the second end,
The periphery wall protruding portion with outward extension of the first end.
2. the transfer tube of connection heat exchanger tube and header according to claim 1, which is characterized in that the protruding portion interval
Periphery wall in the first end is set.
3. it is according to claim 1 connection heat exchanger tube and header transfer tube, which is characterized in that the protruding portion along
The edge of the first end extends outward to form annular protrusion.
4. the transfer tube of connection heat exchanger tube and header according to claim 1, which is characterized in that the ontology includes edge
The first noumenon portion of its thickness direction phase separation and the second body part, the first noumenon portion and second body part along institute
State the two sides that the length direction of ontology extends and be equipped with outwardly extending flange, the flange in the first noumenon portion with it is right
The flange for second body part answered is fixed, and the flange is the protruding portion.
5. the transfer tube of connection heat exchanger tube and header according to claim 1, which is characterized in that the first end and institute
It is separate structure to state changeover portion, and the second end is structure as a whole with the changeover portion, and the changeover portion is equipped with flaring structure, institute
First end is stated to be plugged in the flaring structure.
6. connecting the transfer tube of heat exchanger tube and header according to claim 1-5 any one of them, which is characterized in that described the
The inner wall of one end is equipped with location structure.
7. the transfer tube of connection heat exchanger tube and header according to claim 6, which is characterized in that the location structure is
The port of annular flange, the annular flange and the first end has preset distance or the internal diameter of the first end along institute
The direction for stating port towards the second end of first end is gradually reduced to form location structure.
8. the transfer tube of connection heat exchanger tube and header according to claim 1, which is characterized in that the second end is contracting
Mouth structure or the outer wall of the second end are equipped with position limiting structure, and the position limiting structure is compatible with afflux pipe outer wall convex
Item.
9. connecting the transfer tube of heat exchanger tube and header according to claim 1-5 any one of them, which is characterized in that described the
The nozzle of one end is ellipse, and the nozzle of the second end is strip.
10. it is equipped with multiple heat exchanger tubes a kind of heat exchanger, including spaced two headers, between adjacent header and wears
The fin being inserted on the heat exchanger tube, which is characterized in that the length direction phase of the extending direction of the fin and the header
Together, at least one end of the heat exchanger tube is equipped with transfer tube, and the transfer tube is the connection heat exchange of claim 1-9 any one of them
The transfer tube of pipe and header, the first end of the transfer tube are connected to the heat exchanger tube, the second end of the transfer tube and institute
State header connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009243.5U CN207894296U (en) | 2018-01-03 | 2018-01-03 | Connect the transfer tube and heat exchanger of heat exchanger tube and header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009243.5U CN207894296U (en) | 2018-01-03 | 2018-01-03 | Connect the transfer tube and heat exchanger of heat exchanger tube and header |
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| Publication Number | Publication Date |
|---|---|
| CN207894296U true CN207894296U (en) | 2018-09-21 |
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ID=63551543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820009243.5U Active CN207894296U (en) | 2018-01-03 | 2018-01-03 | Connect the transfer tube and heat exchanger of heat exchanger tube and header |
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| Country | Link |
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| CN (1) | CN207894296U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775830A (en) * | 2018-07-17 | 2018-11-09 | 珠海格力电器股份有限公司 | Heat exchange tube and heat exchanger |
| CN110736268A (en) * | 2019-11-27 | 2020-01-31 | 广东美的制冷设备有限公司 | Heat exchanger and air conditioner with same |
| CN111288833A (en) * | 2018-12-06 | 2020-06-16 | 丹佛斯有限公司 | Collecting pipe assembly and heat exchanger |
| WO2021068760A1 (en) * | 2019-10-08 | 2021-04-15 | 杭州三花研究院有限公司 | Heat exchanger |
-
2018
- 2018-01-03 CN CN201820009243.5U patent/CN207894296U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775830A (en) * | 2018-07-17 | 2018-11-09 | 珠海格力电器股份有限公司 | Heat exchange tube and heat exchanger |
| CN111288833A (en) * | 2018-12-06 | 2020-06-16 | 丹佛斯有限公司 | Collecting pipe assembly and heat exchanger |
| US20220082340A1 (en) * | 2018-12-06 | 2022-03-17 | Danfoss A/S | Header assembly and heat exchanger |
| WO2021068760A1 (en) * | 2019-10-08 | 2021-04-15 | 杭州三花研究院有限公司 | Heat exchanger |
| CN110736268A (en) * | 2019-11-27 | 2020-01-31 | 广东美的制冷设备有限公司 | Heat exchanger and air conditioner with same |
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