CN208223254U - A kind of more backhaul heat exchangers in energy-efficient no air duct - Google Patents
A kind of more backhaul heat exchangers in energy-efficient no air duct Download PDFInfo
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- CN208223254U CN208223254U CN201820752578.6U CN201820752578U CN208223254U CN 208223254 U CN208223254 U CN 208223254U CN 201820752578 U CN201820752578 U CN 201820752578U CN 208223254 U CN208223254 U CN 208223254U
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Abstract
The utility model discloses a kind of more backhaul heat exchangers in energy-efficient no air duct, flange is imported and exported including heat exchange element A, heat exchange element B, heat exchange element C, fluid a inlet and outlet flange and fluid b, two groups of the heat exchange element A is placed side by side, air duct of the heat exchange element B as fluid b after one group of heat exchange element A after baffling to another group of heat exchange element A, to achieve the effect that backhaul；The heat exchange element C is as fluid b inlet and outlet flange and heat exchange element (the connection air duct of A.The utility model achievees the purpose that design more backhaul heat exchangers without air duct by the combination of exchange thermal element A, heat exchange element B and heat exchange element C, make in the case where identical heat exchange area, heat loss and drag losses are reduced, has saved material, artificial and operating cost, and reduce occupied area.
Description
Technical field
The utility model relates to a kind of more backhaul heat exchangers in energy-efficient no air duct, especially suitable for logarithmic mean temperature difference (LMTD)
The plate heat exchanger that small and heat exchange duty weight two strands of gas exchanges heat.
Background technique
As country carries forward vigorously " energy-saving and emission-reduction " strategy and policy, the awareness of saving energy of enterprise is significantly improved, initiative energy conservation
Transformation increases considerably, and therefore, market heat exchanging device is in great demand.But during reducing energy consumption, inevitably meet
The two strand gases small to logarithmic mean temperature difference (LMTD), therefore need to can be only achieved heat transfer effect using more backhaul heat exchangers.But existing is more
Backhaul heat exchanger requires the effect that production air duct makes stream of fluid form baffling, and the shortcomings that this structure is: (1) due to existing
Air duct there are problems that taking up a large area so that heat exchange element accounts for the reduction of whole equipment ratio；(2) because common air duct is not deposited
In the effect of heat exchange, so that heat loses completely at air duct；(3) production in common air duct needs more metal materials and more
Big welding workload, therefore increase material and cost of labor；(4) production in common air duct, equivalent to increase several elbows, i.e.,
Equipment resistance is increased, blower load is increased, increases the operating cost of equipment.
Summary of the invention
To solve the problems, such as that existing apparatus exists, more backhauls that the utility model provides a kind of energy-efficient no air duct are changed
Hot device, the heat exchanger structure is compact, occupied area is small, and heat loss and drag losses are few, and cost of labor is low and heat transfer efficiency is high.
The technical scheme adopted by the utility model is that: a kind of more backhaul heat exchangers in energy-efficient no air duct, including shell,
And fluid a import, the outlet fluid a, fluid b import, the outlet fluid b on shell are set, it is characterised in that the shell
Inside setting there are three types of the heat exchange element A of dimensions, heat exchange element B, heat exchange element C, the heat exchange element A includes the first heat exchange member
Part A, the second heat exchange element A, third heat exchange element A and the 4th heat exchange element A, the heat exchange element B include the first heat exchange element
B, the second heat exchange element B and third heat exchange element B, the heat exchange element C include the first heat exchange element C and the second heat exchange element C；
The first heat exchange element A, the second heat exchange element A, third heat exchange element A and the 4th heat exchange element A are located at housing central section and phase
It is mutually set side by side, the first heat exchange element A, the first heat exchange element C and the second heat exchange element B are located at fluid a entrance, the 4th heat exchange
Element A, the second heat exchange element C and the first heat exchange element B are located at the exit fluid a, and the second heat exchange element B is located at first and changes
The lower section of thermal element A and the second heat exchange element A, the first heat exchange element B are located at third heat exchange element A's and the 4th heat exchange element A
Lower section, third heat exchange element B are located at top and the first heat exchange element C and of the second heat exchange element A and third heat exchange element A
Between two heat exchange element C, the first heat exchange element C is located at the top and the exit fluid b of the first heat exchange element A, and second
Heat exchange element C is located at top and the fluid b entrance of the 4th heat exchange element A.
Further, the heat exchange element A, heat exchange element B, heat exchange element C are gas-gas plate-type heat-exchange component；We
In case, need to only the variation in size be done to existing gas-gas plate-type heat-exchange component, without doing other to itself internal structure
Change.
Further, the length of the heat exchange element B is twice of heat exchange element A.
Further, the first heat exchange element C and the second heat exchange element C is as fluid b inlet and outlet with heat exchange element A's
Connect air duct.
Further, connection air duct of the second heat exchange element B as the first heat exchange element A and the second heat exchange element A；
Connection air duct of the third heat exchange element B as the second heat exchange element A and third heat exchange element A；The first heat exchange element B
Connection air duct as third heat exchange element A and the 4th heat exchange element A；Further, the length of the heat exchange element C is equal to and changes
The width of thermal element A, the width of heat exchange element C are equal to the width of heat exchange element B.
Further, the resistance that the fluid a flows through the width of two groups of heat exchange element A is equal to fluid a and flows through one group of heat exchange
The resistance of the length of element B.
Further, the resistance that the fluid a flows through the width of one group of heat exchange element A is equal to fluid a and flows through one group of heat exchange
The resistance of the length of element C.
Further, the fluid a import, the outlet fluid a, fluid b import, the exit fluid b be respectively equipped with fluid a into
Mouth flange, fluid a outlet(discharge) flange, fluid b suction flange, fluid b outlet(discharge) flange.
The beneficial effects of the utility model are as follows:
If being likely to result in the effect of Some thermal heat loss 1, with common air duct, but the utility model is by this part energy section
About get up, heat exchange element is served as into air duct, achievees the effect that, to save the energy, drop is few into heat exchange is obtained in air duct
Heat loss.
2, heat exchange element is used as air duct by the utility model, and saving should be in the material in air duct, and reduces air duct system
Make and welding workload to reduce material and cost of labor makes whole equipment cost have dropped 5%.
3, heat exchange element is used as air duct, equipment making can be obtained more compact, keep occupation area of equipment smaller.
4, heat exchange element is used as air duct, the resistance for being originally used for air duct can be used to exchange heat, reach reduction resistance, reduced
Blower load, to reduce operating cost.
5, heat exchange element is used as air duct, can makes fluid 1 and fluid 2 that the form of pure adverse current be presented in a certain range, makes
Entire heat exchanger heat transfer is high-efficient.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
In the figure, it is marked as second heat exchange element A, 3- third heat exchange element A, 4- the 4th of the first heat exchange element of 1- A, 2- exchanges heat
First second first heat exchange element C, 9- second of heat exchange element B, 7- third heat exchange element B, 8- of heat exchange element B, 6- of element A, 5-
Heat exchange element C, 10- fluid a suction flange, 11- fluid a outlet(discharge) flange, 12- fluid b suction flange, 13- fluid b export method
It is blue.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of more backhaul heat exchangers in energy-efficient no air duct, including shell, and be arranged on shell
Fluid a import, the outlet fluid a, fluid b import, the outlet fluid b, set that there are three types of the heat exchange of dimensions members in the shell
Part A, heat exchange element B, heat exchange element C, the heat exchange element A are changed including the first heat exchange element A1, the second heat exchange element A2, third
Thermal element A3 and the 4th heat exchange element A4, the heat exchange element B include the first heat exchange element B5, the second heat exchange element B6 and third
Heat exchange element B7, the heat exchange element C include the first heat exchange element C8 and the second heat exchange element C9；First heat exchange element
A1, the second heat exchange element A2, third heat exchange element A3 and the 4th heat exchange element A4 are located at housing central section and are mutually juxtaposed setting, the
One heat exchange element A1 is located at fluid a entrance, and the 4th heat exchange element A4 is located at the exit fluid a, the second heat exchange element B6
Positioned at the lower section of the first heat exchange element A1 and the second heat exchange element A2, the first heat exchange element B5 is located at third heat exchange element A3 and
The lower section of four heat exchange element A4, third heat exchange element B7 be located at the second heat exchange element A2 and third heat exchange element A3 top and
Between first heat exchange element C8 and the second heat exchange element C9, the first heat exchange element C8 is located at the top of the first heat exchange element A1
And the exit fluid b, the second heat exchange element C9 are located at top and the fluid b entrance of the 4th heat exchange element A4.The stream
Body a import, the outlet fluid a, fluid b import, the exit fluid b are respectively equipped with fluid a suction flange 10, fluid a outlet(discharge) flange
11, fluid b suction flange 12, fluid b outlet(discharge) flange 13.
The heat exchange element A, heat exchange element B, heat exchange element C of the utility model are gas-gas plate-type heat-exchange component；This reality
It applies in example, need to only the variation in size be done to existing gas-gas plate-type heat-exchange component, without doing it to itself internal structure
He changes.
The utility model reaches design without air duct by the combination of exchange thermal element A, heat exchange element B and heat exchange element C
The purpose of more backhaul heat exchangers；Heat exchange element B is located at the upside or downside of heat exchange element A, as fluid b by one group of heat exchange member
The air duct of another group of heat exchange element A is flowed to after part A；The length of heat exchange element B is twice of heat exchange element A；Heat exchange element C conduct
The connection air duct of fluid b inlet and outlet flange and heat exchange element A；The length of heat exchange element C is equal to the width of heat exchange element A, heat exchange
The width of element C is equal to the width of heat exchange element B；The resistance that fluid a flows through the width of two groups of heat exchange element A should be equal to fluid a
Flow through the resistance of the length of a group heat exchange element B；The resistance that fluid a flows through the width of one group of heat exchange element A should be equal to fluid a
Flow through the resistance of the length of one group of heat exchange element C.
The pro rate of width of the fluid a according to heat exchange element C, the length of heat exchange element A, the width of heat exchange element B is logical
Cross the first backhaul；Then according to the width of heat exchange element B, the length of heat exchange element A, the pro rate of the width of heat exchange element B
Pass through the second backhaul；Then according to the width of heat exchange element B, the length of heat exchange element A, the ratio point of the width of heat exchange element B
With pass through third backhaul；Then according to the width of heat exchange element C, the length of heat exchange element A, the ratio of the width of heat exchange element B
Distribution passes through the 4th backhaul.Fluid b is because of two length of heat exchange element A aspect, two width of heat exchange element C aspect, heat exchange element C width
Closing in terms of aspect and another length reaches fluid b to generate the effect of baffling by heat exchange element B
The purpose of more backhauls.
The working process of the utility model is as follows: fluid a passes through fluid a suction flange 10, then according to the first heat exchange element
The width of C8, the length of the first heat exchange element A1, the second heat exchange element B 6 width ratio enter the first backhaul and fluid b
It exchanges heat；Then, according still further to the width of third heat exchange element B 7, the length of the second heat exchange element A 2, the second heat exchange element B
The ratio of 6 width enters the second backhaul and exchanges heat with fluid b；Then, the width according still further to third heat exchange element B7, third
The length of heat exchange element A 3, the ratio of width of the first heat exchange element B 5 enter third backhaul and fluid b exchanges heat；It presses again
According to the width of the second heat exchange element C 9, the length of the 4th heat exchange element A 4, the first heat exchange element B 5 width ratio enter
4th backhaul exchanges heat with fluid b；Then flowed out by fluid a outlet(discharge) flange 11.Fluid b then passes through flange 12, passes through
After two heat exchange element C 9, the 4th heat exchange element A 4 by the first heat exchange element B 5 as air duct and after exchanging heat to the second backhaul,
Then using third heat exchange element A 3, afterwards by third heat exchange element B 7 as third backhaul behind air duct and heat exchange, then
Using the second heat exchange element A 2, then passed through again by the second heat exchange element B 6 as the 4th backhaul behind air duct and heat exchange afterwards
It crosses the first heat exchange element A 1, the first heat exchange element C8 and is discharged by flange 13.Therefore fluid a and fluid b are in each heat exchange element
In all exchanged heat.
Heat exchange element is used as air duct by the utility model, saves the material that should be used for air duct, and reduce air duct system
Work and welding workload make whole equipment cost decline 5% to reduce material and cost of labor；In addition, this design can incite somebody to action
Equipment making obtains more compact, keeps occupation area of equipment smaller；Moreover, the heat for using common air duct to waste is used as heat exchange, reach
To, into the effect of heat exchange is obtained, to save the energy, drop has lacked heat loss in air duct；In addition, air duct can will be originally used for
Resistance for exchanging heat, reach reduction resistance, blower load reduced, to reduce the purpose of operating cost；Finally, this design can
Make fluid a and fluid b that the form of pure adverse current be presented in a certain range, keeps entire heat exchanger heat transfer high-efficient.
The basic principles and main features and advantage of the utility model have been shown and described above.The ordinary skill of this field
Personnel are not it should be appreciated that above-described embodiment limits the protection scope of the utility model, all use equivalent replacements etc. in any form
Mode technical solution obtained, falls in the protection scope of the utility model.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (9)
1. a kind of more backhaul heat exchangers in energy-efficient no air duct, including shell, and be arranged on shell fluid a import,
The outlet fluid a, fluid b import, the outlet fluid b, it is characterised in that the heat exchange element there are three types of dimensions is set in the shell
A, heat exchange element B, heat exchange element C, the heat exchange element A include the first heat exchange element A, the second heat exchange element A, third heat exchange member
Part A and the 4th heat exchange element A, the heat exchange element B include the first heat exchange element B, the second heat exchange element B and third heat exchange element
B, the heat exchange element C include the first heat exchange element C and the second heat exchange element C；The first heat exchange element A, the second heat exchange member
Part A, third heat exchange element A and the 4th heat exchange element A are located at housing central section and are mutually juxtaposed setting, the first heat exchange element A, first
Heat exchange element C and the second heat exchange element B is located at fluid a entrance, the 4th heat exchange element A, the second heat exchange element C and the first heat exchange
Element B is located at the exit fluid a, and the second heat exchange element B is located at the lower section of the first heat exchange element A and the second heat exchange element A,
First heat exchange element B is located at the lower section of third heat exchange element A and the 4th heat exchange element A, and third heat exchange element B is located at the second heat exchange
Between the top and the first heat exchange element C and the second heat exchange element C of element A and third heat exchange element A, the first heat exchange member
Part C is located at the top and the exit fluid b of the first heat exchange element A, and the second heat exchange element C is located at the upper of the 4th heat exchange element A
Side and fluid b entrance.
2. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the heat exchange
Element A, heat exchange element B, heat exchange element C are gas-gas plate-type heat-exchange component.
3. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the heat exchange
The length of element B is twice of heat exchange element A width.
4. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that described first
Connection air duct of the heat exchange element C and the second heat exchange element C as fluid b inlet and outlet and heat exchange element A.
5. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that described second
Connection air duct of the heat exchange element B as the first heat exchange element A and the second heat exchange element A；The third heat exchange element B is as second
The connection air duct of heat exchange element A and third heat exchange element A；The first heat exchange element B is changed as third heat exchange element A with the 4th
The connection air duct of thermal element A.
6. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the heat exchange
The length of element C is equal to the width of heat exchange element A, and the width of heat exchange element C is equal to the width of heat exchange element B.
7. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the fluid a
The resistance for flowing through the width of two groups of heat exchange element A is equal to the resistance that fluid a flows through the length of one group of heat exchange element B.
8. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the fluid a
The resistance for flowing through the width of one group of heat exchange element A is equal to the resistance that fluid a flows through the length of one group of heat exchange element C.
9. more backhaul heat exchangers in the energy-efficient no air duct of one kind according to claim 1, it is characterised in that the fluid a
Import, the outlet fluid a, fluid b import, the exit fluid b are respectively equipped with fluid a suction flange, fluid a outlet(discharge) flange, fluid b
Suction flange, fluid b outlet(discharge) flange.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820752578.6U CN208223254U (en) | 2018-05-21 | 2018-05-21 | A kind of more backhaul heat exchangers in energy-efficient no air duct |
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| CN201820752578.6U CN208223254U (en) | 2018-05-21 | 2018-05-21 | A kind of more backhaul heat exchangers in energy-efficient no air duct |
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| CN208223254U true CN208223254U (en) | 2018-12-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680048A (en) * | 2018-05-21 | 2018-10-19 | 南京宜热纵联节能科技有限公司 | A kind of more backhaul heat exchangers in energy-efficient no air duct |
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2018
- 2018-05-21 CN CN201820752578.6U patent/CN208223254U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680048A (en) * | 2018-05-21 | 2018-10-19 | 南京宜热纵联节能科技有限公司 | A kind of more backhaul heat exchangers in energy-efficient no air duct |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Efficient, energy-saving air-duct-free and multi-return heat exchanger Effective date of registration: 20191121 Granted publication date: 20181211 Pledgee: Nanjing Bank Co., Ltd. Nanjing Financial City Branch Pledgor: Nanjing Yire Zonglian Energy-Saving Technology Co., Ltd. Registration number: Y2019320000301 |