CN208983627U - A kind of heat exchanger - Google Patents
A kind of heat exchanger Download PDFInfo
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- CN208983627U CN208983627U CN201821493098.9U CN201821493098U CN208983627U CN 208983627 U CN208983627 U CN 208983627U CN 201821493098 U CN201821493098 U CN 201821493098U CN 208983627 U CN208983627 U CN 208983627U
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- heat exchanger
- circuit system
- water circuit
- heat
- bend loss
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Abstract
The utility model relates to technical field of heat exchange equipment, disclose a kind of heat exchanger comprising heat-exchanging component cylindrical in shape and the first end cover and second end cover for being covered on the heat-exchanging component both ends respectively；The heat-exchanging component includes heat exchanger tube and several heat exchanger fins, and the heat exchanger tube is bent to form the water circuit system of tubular using being integrally formed, and each heat exchanger fin is set on the water circuit system along the central axis spacer sleeve of the water circuit system.The utility model has the following beneficial effects: it is water circuit system that heat exchanger tube, which is passed through integrated bending forming, heat exchanger tube welding junction is reduced, can be avoided heat exchange tube leakage, and improve bearing capacity and corrosion resistance, to increase service life.
Description
Technical field
The utility model relates to heat exchange equipment technologies, more particularly to a kind of heat exchanger.
Background technique
Currently, the heat exchanger tube of the cylinder needle recuperator of the prior art includes straight pipe and is connected to two neighboring straight pipe
Bend loss, bend loss are used usually using " u "-shaped pipe or sheet metal component connector, " u "-shaped pipe or sheet metal component connector and straight pipe
It is made of welded connection；In this structure, since connecting interface is excessive, and welding quality is difficult to ensure, the pressure-bearing energy at welding junction
Power and corrosion resistance reduce, and cause leakage hidden trouble, make the reduced service life of heat exchanger.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide heat exchanger, effectively prevent heat exchange tube leakage, protect
Demonstrate,prove sealing performance and bearing capacity.
To achieve the goals above, the utility model provides a kind of heat exchanger comprising heat-exchanging component cylindrical in shape and point
It is not covered on the first end cover and second end cover at the heat-exchanging component both ends；The heat-exchanging component includes heat exchanger tube and several changes
Backing, the heat exchanger tube are bent to form the water circuit system of tubular using being integrally formed, and each heat exchanger fin is along the water circuit system
Central axis spacer sleeve be set to the water circuit system on.
Preferably, the water circuit system includes several sequentially connected pipe units, and the pipe unit includes successively
The first straight pipe, the first bend loss, the second straight pipe, the second bend loss of connection, first straight pipe is connected to adjacent
Second bend loss of the pipe unit.
Preferably, the equal length of first straight pipe and second straight pipe, and first straight tube
Section and second straight pipe are parallel with the central axis of the water circuit system；First bend loss and second bend loss
It is U-shaped, and the bending radius of first bend loss and the second bend loss is equal.
Preferably, several pores are offered on the heat exchanger fin, the heat exchanger fin is set in by the pore
On the water circuit system；The heat-exchanging component is defined as the plane of reference, the position and shape and described first that the pore opens up
Straight pipe and the second straight tube match in the orthographic projection of the plane of reference.
Preferably, the heat exchanger fin includes inner ring piece and outer ring piece annular in shape, the inner ring piece and institute
Inside and outside that outer ring piece is respectively arranged on the water circuit system are stated, the inner ring piece circumferentially offers several first along its outer rim
Groove, the outer ring piece circumferentially offer several corresponding second grooves one by one with each first groove, institute along inner rim
It states inner ring piece and the outer ring piece engages so that first groove and second groove enclose and constitute the pore.
Preferably, first bend loss is bent towards the inside of the water circuit system, second bend loss court
The outside of the water circuit system is bent.
Preferably, the inlet and outlet of the heat exchanger tube are set to the same end of the water circuit system.
Preferably, first end cover includes first end plate and the first cover board, and the first end plate is set in the water
The first end of road system, outside of first cover plate lid together in the first end plate；The second end cover includes second end
Plate and the second cover board, the second end sleeve-board are located at the second end of the water circuit system, and second cover plate lid is together in described
The outside of second end plate.
Preferably, it offers at the center of first cover board or second cover board for installing burner
Mounting hole.
Preferably, the heat-exchanging component is made of stainless steel.
The utility model provides a kind of heat exchanger, is set on water circuit system including water circuit system and several superpositions interval
Heat exchanger fin, water circuit system are bent to form by a heat exchanger tube using integrated molding, can since heat exchanger tube is using being integrally formed
The weld bond generated due to welding is reduced, avoids leak, and bearing capacity and service life can be effectively improved.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of heat exchanger in the utility model embodiment；
Fig. 2 is a kind of configuration schematic diagram of heat exchanger in the utility model embodiment；
Fig. 3 is the structural schematic diagram of heat exchanger tube in the utility model embodiment；
Fig. 4 is the structural schematic diagram of heat exchanger fin in the utility model embodiment.
In figure, 10, heat-exchanging component；11, heat exchanger tube；111, water inlet；112, water outlet；12, heat exchanger fin；121, pore；
122, inner ring piece；1221, the first groove；123, outer ring piece；1231, the second groove；13, water circuit system；131, pipe unit；
1311, the first straight pipe；1312, the first bend loss；1313, the second straight pipe；1314, the second bend loss；132, inlet segment；
133, water exit end；20, first end cover；21, first end plate；22, the first cover board；221, mounting hole；30, second end cover；31, second
End plate；32, the second cover board.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "left", "right", "top", "bottom" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.It should be understood that using term in the utility model
" first ", " second " etc. describe various information, but these information should not necessarily be limited by these terms, these terms are only used to will be same
The information of type is distinguished from each other out.For example, " first " information can also be claimed in the case where not departing from the scope of the utility model
Similar for " second " information, " second " information can also be referred to as " first " information.
As Figure 1-Figure 4, a kind of heat exchanger of the preferred embodiment in the utility model comprising heat-exchanging component cylindrical in shape
10 and it is covered on the first end cover 20 and second end cover 30 at 10 both ends of heat-exchanging component respectively；The heat-exchanging component 10 includes
Heat exchanger tube 11 and several heat exchanger fins 12, the heat exchanger tube 11 are bent to form the water circuit system 13 of tubular, each institute using being integrally formed
The central axis spacer sleeve that heat exchanger fin 12 is stated along the water circuit system 13 is set on the water circuit system 13, two adjacent heat exchanger fins
Heat exchanger channels are defined as between 12；First end cover 20, second end cover 30 are defined as combustion chamber between heat-exchanging component 10.
In view of this, burner is arranged in combustion chamber, generate high-temperature flue gas after burner combustion, water from heat exchanger tube into
The mouth of a river 111 flows into, and flows through water circuit system 13, at the same time, high-temperature flue gas from being separately flowed into combustion chamber in each heat exchanger channels,
Water in heat exchanger channels in heat exchanger tube 11 exchanges heat with high-temperature flue gas, thus flowed out after heating water from water outlet 112, and it is high
Temperature is reduced after warm flue heat exchange is discharged from the periphery of heat exchanger；In the present embodiment, since heat exchanger tube 11 is using integrated molding, nothing
Multiple connectors need to be used to be weldingly connected to form water circuit system 13, it, can from the defect that weld bond leak may be not present
Guarantee good sealing performance, and bearing capacity, resistance to corrosion can be increased, improves service life.
Based on the above-mentioned technical proposal, a kind of heat exchanger is provided in the present embodiment, the water circuit system 13 include it is several successively
The pipe unit 131 of connection, the pipe unit 131 include sequentially connected first straight pipe 1311, the first bend loss 1312, second
It is second curved to be connected to the adjacent pipe unit 131 for straight pipe 1313, the second bend loss 1314, first straight pipe 1311
Pipeline section 1314.In the present embodiment, 13 structure of water circuit system is simple, fills around combustion chamber one week with the high-temperature fuel gas in heat exchanger channels
Divide heat exchange, and be spliced by the identical pipe unit 131 of structure, the processing technology of heating tube 11 can be simplified, solves heat exchanger tube
The problem of 11 integrated brake forming processing difficulties.Illustratively, in the present embodiment, refering to Fig. 2 and Fig. 3 it is found that the heat exchanger tube
11 both ends further include inlet segment 132 and water exit end 133, and water inlet 111 is provided on inlet segment 132, and water outlet 112 opens up
On water exit end 133, inlet segment 132 and water exit end 133 pass through each heat exchanger fin 12 to be exposed to the end of heat-exchanging component 10, with side
Just the access of cold water and hot water pick out.
Further, in order to simplify the processing technology of heat exchanger tube 11, first straight pipe 1311 and second straight tube
Section 1313 equal length, and first straight pipe 1311 and second straight pipe 1313 with the water circuit system 13
Central axis is parallel；First bend loss 1312 and second bend loss 1314 are U-shaped, and first bend loss 1313
It is equal with the bending radius of the second bend loss 1314, it is only necessary to be just able to achieve using one set of die to the first bend loss 1312 and second
The bending forming of bend loss 1314；The processing technology of water circuit system 13 can not only be simplified, and can guarantee first straight tube
The 1311, second straight pipe 1313 of section is uniformly distributed around the central axis of the water circuit system 13, and then makes the water in water circuit system 13
Equably with flue gas heat exchange, preferably absorption flue gas heat, avoid the water circuit system 13 around heat exchanging chamber because hot-spot occurs
Boiling, dry combustion method or local absorption the defects of heat does not cause heat loss.
Specifically, in the present embodiment, in order to minimize the opening area on heat exchanger fin 12 to increase effective heat exchange
Area, several pores 121 are offered on the heat exchanger fin 12, and the heat exchanger fin 12 is set in the water by the pore 121
In road system 13；The heat-exchanging component 10 is defined as the plane of reference, the position and shape and described first that the pore 121 opens up
Straight pipe 1311 and second straight tube 1313 match in the orthographic projection of the plane of reference.
Further, in order to which convenient for heat exchanger fin 12 to be installed on water circuit system 13, the heat exchanger fin 12 includes equal
Inner ring piece 122 and outer ring piece 123 annular in shape, the inner ring piece 122 and the outer ring piece 123 are respectively arranged on the water route system
The inside and outside of system 13, the inner ring piece 122 circumferentially offer several first grooves 1221, the outer ring piece along its outer rim
123 circumferentially offer several corresponding second grooves 1231 one by one with each first groove 1221 along inner rim, it is described in
It encloses piece 122 and the outer ring piece 123 engages so that first groove 1221 and second groove 1231 enclose described in composition
Pore 121.In specific installation process, first respectively by inner ring piece 122 and outer ring piece 123 mounted in the inside of water circuit system 13 and outer
Side, then carry out welding after engaging and assembly can be completed.
Heat exchanger in the present embodiment, first bend loss 1312 is bent towards the inside of the water circuit system 13, described
Second bend loss 1314 is bent towards the outside of the water circuit system 13.Specifically again as shown in fig.3, the first bend loss 1312 of diagram
Set on the upper end of water circuit system 13, the second bend loss 1314 is set to the lower end of water circuit system 13, the equal court of each first bend loss 1312
To the inside of water circuit system 13 bend, install inner ring piece 122 when, by inner ring piece 122 by water system 13 lower end from bottom to up
It is inserted into water circuit system 13, first bend loss 1312 on top can play the role of limit；Likewise, each second bend pipe 1314
Duan Jun is bent towards the outside of water circuit system 13, and when installing outer ring piece 123, outer ring piece 123 is sleeved on water route from top to bottom
Second bend loss 1314 of the outside of system 13, lower part can similarly play position-limiting action.
In the present embodiment, in order to consider cold water access and hot water pick out conveniently, the water inlet 111 of the heat exchanger tube 11 and go out
The mouth of a river 112 is set to the same end of the water circuit system 13.Referring particularly to shown in Fig. 1-Fig. 3, the wherein water inlet of heat exchanger tube 11
Mouth 111 and water outlet 112 are set to the upper end of water circuit system 13.
It is multiple as shown in fig.2, in the heat exchanger in the present embodiment, the first end cover 20 include first end plate 21 and
First cover board 22, the first end plate 21 are set in the first end of the water circuit system 13, and first cover board 22 is covered on
The outside of the first end plate 21；The second end cover 30 includes the second end plate 31 and the second cover board 32, second end plate 31
It is set in the second end of the water circuit system 13, second cover board 32 is covered on the outside of second end plate 31.First
The main function of end plate 21 and the second end plate 31 is the Assembly stability in order to guarantee heat-exchanging component 10, is covered on the of both ends
One cover board 22 and the second cover board 32 are used to guarantee the leakproofness at heat exchanger both ends, prevent high-temperature flue gas from arranging from the both ends of combustion chamber
Out.
In the present embodiment, burner is installed in combustion chamber for convenience, in the present embodiment, in the first cover board 22 or
Mounting hole 221 is offered at the center of second cover board 32；Specifically, as shown in fig.1, on the first cover board 22 of upper end
Offer the mounting hole 221.
In addition, the heat-exchanging component 10 is made of stainless steel in the present embodiment, i.e., the described heat exchanger tube 11 and described
Heat exchanger fin 12 is all made of stainless steel material and is made, and can be effectively reduced cost；Similarly, the structure of the heat exchanger can also answer
For copper heat exchanger etc..
To sum up, the utility model embodiment provides a kind of heat exchanger, including water circuit system 13 and interval are set in water route system
Several heat exchanger fins 12 on system 13, water circuit system 13 is integrally bent to form by heat exchanger tube 11, in the utility model, due to using
It is integrally formed heating tube 11, the water that can avoid in water circuit system 13 is revealed, and improves bearing capacity and resistance to corrosion, in turn
Effectively improve service life.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (10)
1. a kind of heat exchanger, which is characterized in that be covered on the heat-exchanging component including heat-exchanging component (10) cylindrical in shape and respectively
(10) first end cover (20) and second end cover (30) at both ends；
The heat-exchanging component (10) includes heat exchanger tube (11) and several heat exchanger fins (12), and the heat exchanger tube (11) is using integrated molding
It is bent to form the water circuit system (13) of tubular, each heat exchanger fin (12) is arranged along the central axis interval of the water circuit system (13)
In on the water circuit system (13).
2. heat exchanger as described in claim 1, which is characterized in that the water circuit system (13) includes several sequentially connected pipes
Unit (131), the pipe unit (131) include sequentially connected first straight pipe (1311), the first bend loss (1312), second
Straight pipe (1313), the second bend loss (1314), first straight pipe (1311) are connected to the adjacent pipe unit (131)
The second bend loss (1314).
3. heat exchanger as claimed in claim 2, which is characterized in that first straight pipe (1311) and second straight pipe
(1313) equal length, and first straight pipe (1311) and second straight pipe (1313) with the water circuit system
(13) central axis is parallel；
First bend loss (1312) and second bend loss (1314) are U-shaped, and first bend loss (1312)
It is equal with the bending radius of the second bend loss (1314).
4. heat exchanger as claimed in claim 2, which is characterized in that several pores (121) are offered on the heat exchanger fin (12),
The heat exchanger fin (12) is set on the water circuit system (13) by the pore (121)；
The heat-exchanging component (10) is defined as the plane of reference, the position and shape and described first that the pore (121) opens up are straight
Pipeline section (1311) and second straight pipe (1313) match in the orthographic projection of the plane of reference.
5. heat exchanger as claimed in claim 4, which is characterized in that the heat exchanger fin (12) includes inner ring piece annular in shape
(122) and outer ring piece (123), the inner ring piece (122) and the outer ring piece (123) are respectively arranged on the water circuit system (13)
Inside and outside, the inner ring piece (122) circumferentially offers several first grooves (1221), the outer ring piece along its outer rim
(123) several corresponding second grooves (1231) one by one with each first groove (1221) are circumferentially offered along inner rim,
The inner ring piece (122) and the outer ring piece (123) engaging are so that first groove (1221) and second groove
(1231) it encloses and constitutes the pore (121).
6. heat exchanger as claimed in claim 5, which is characterized in that first bend loss (1312) is towards the water circuit system
(13) inside bending, second bend loss (1314) bend towards the outside of the water circuit system (13).
7. heat exchanger as described in claim 1, which is characterized in that the water inlet (111) and water outlet of the heat exchanger tube (11)
(112) it is set to the same end of the water circuit system (13).
8. heat exchanger as described in claim 1, which is characterized in that the first end cover (20) includes first end plate (21) and
One cover board (22), the first end plate (21) are set in the first end of the water circuit system, and the first cover board (22) lid closes
In the outside of the first end plate (21)；
The second end cover (30) includes the second end plate (31) and the second cover board (32), and second end plate (31) is set in described
The second end of water circuit system, second cover board (32) are covered on the outside of second end plate (31).
9. heat exchanger as claimed in claim 8, which is characterized in that first cover board (22) or second cover board (32)
Center at offer mounting hole (221) for installing burner.
10. heat exchanger as claimed in any one of claims 1-9 wherein, which is characterized in that the heat-exchanging component (10) is using stainless
Steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493098.9U CN208983627U (en) | 2018-09-12 | 2018-09-12 | A kind of heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493098.9U CN208983627U (en) | 2018-09-12 | 2018-09-12 | A kind of heat exchanger |
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| Publication Number | Publication Date |
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| CN208983627U true CN208983627U (en) | 2019-06-14 |
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| CN201821493098.9U Active CN208983627U (en) | 2018-09-12 | 2018-09-12 | A kind of heat exchanger |
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| CN (1) | CN208983627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114813A (en) * | 2018-09-12 | 2019-01-01 | 广东万和新电气股份有限公司 | A kind of heat exchanger |
-
2018
- 2018-09-12 CN CN201821493098.9U patent/CN208983627U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114813A (en) * | 2018-09-12 | 2019-01-01 | 广东万和新电气股份有限公司 | A kind of heat exchanger |
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