CN207487371U - A kind of waste-heat recovery device for baking oven air draft - Google Patents

A kind of waste-heat recovery device for baking oven air draft Download PDF

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Publication number
CN207487371U
CN207487371U CN201721563100.0U CN201721563100U CN207487371U CN 207487371 U CN207487371 U CN 207487371U CN 201721563100 U CN201721563100 U CN 201721563100U CN 207487371 U CN207487371 U CN 207487371U
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China
Prior art keywords
air
outer tube
baking oven
inner sleeve
air draft
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Application number
CN201721563100.0U
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Chinese (zh)
Inventor
周恩伟
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Shennan Circuit Co Ltd
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Shennan Circuit Co Ltd
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Priority to CN201721563100.0U priority Critical patent/CN207487371U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The utility model discloses a kind of waste-heat recovery devices for baking oven air draft, including outer tube, outer tube, which embeds, is cased with inner sleeve, extend outer tube in the bottom of inner sleeve, and it is provided with and enters the wind port for connecting the air draft of baking oven air draft, fresh air air inlet port is provided on the outer wall first half of outer tube, fresh air outlet air port is provided on the outer wall lower half of outer tube, extend outer tube in the top of inner sleeve, and be provided with air draft outlet air port, outer tube, inner sleeve interlayer between be provided with flight.The utility model rationally by the use of baking oven air exhaust waste heat as fresh air heat source, reduces power load, thrifty power cost using interlayer sleeve design, avoids cross contamination when air source exchange thermal energy;Setting flight, both increases heat exchange area, improves heat transfer effect, additionally it is possible to strengthen sleeve structure intensity, have a good application prospect in the interlayer of casing.

Description

A kind of waste-heat recovery device for baking oven air draft
Technical field
The utility model is related to PCB manufacturing technology fields, and in particular to a kind of waste-heat recovery device for baking oven air draft.
Background technology
At present, PCB manufacturings need largely to use oven equipment when toasting pcb board, aging being processed.It dries Case is heat convection to be carried out using circulating fan, to material as heat source using electric heating tube(Pcb board)Carry out heat transfer, And be continuously replenished fresh air and discharge humid air, to keep suitable temperature and relative humidity in babinet, still, exist with Lower problem,
(1)The air draft of baking oven(Humid air)It is the high temperature air by heating, energy waste can be caused;
(2)The air draft of baking oven(Humid air), dedicated hot exhaust system is accessed at present, to reduce the shadow to environment temperature It rings, hot exhaust system also needs to set certain thickness heat preservation, and the cost of relatively general exhaust system will be higher by very much, is not easy to criticize Amount is installed and used.
Utility model content
The purpose of the utility model is to overcome the problem of existing baking oven air draft process.The utility model is used for The waste-heat recovery device of baking oven air draft rationally by the use of baking oven air exhaust waste heat as fresh air heat source, reduces power load, thrifty electric power Cost using interlayer sleeve design, avoids cross contamination when air source exchange thermal energy;Setting flight in the interlayer of casing, Both heat exchange area is increased, improves heat transfer effect, additionally it is possible to strengthen sleeve structure intensity;Exhaust after waste heat recovery can As general exhaust access exhaust system(Low cost), reducing the construction costs, have a good application prospect.
In order to achieve the above object, technical solution is used by the utility model:
A kind of waste-heat recovery device for baking oven air draft, including outer tube, the outer tube, which embeds, is cased with inner sleeve, institute Outer tube is extended in the bottom for stating inner sleeve, and is provided with and enters the wind port, the outer tube for connecting the air draft of baking oven air draft The outer wall first half on be provided with fresh air air inlet port, be provided with fresh air outlet air port on the outer wall lower half of the outer tube, Outer tube is extended on the top of the inner sleeve, and is provided with air draft outlet air port, the outer tube, inner sleeve interlayer between It is provided with flight.
A kind of aforementioned waste-heat recovery device for baking oven air draft is equipped on fresh air air inlet port detachable Filter screen.
A kind of aforementioned waste-heat recovery device for baking oven air draft, the detachable filter screen are G4 grades of filter screens.
A kind of aforementioned waste-heat recovery device for baking oven air draft, the outer tube, inner sleeve are managed using SUS304 Material is made, and the inner sleeve is nested in by welding in outer tube.
A kind of aforementioned waste-heat recovery device for baking oven air draft, the flight setting fresh air enter the wind port, fresh air Outer tube between outlet air port, in the interlayer of inner sleeve.
A kind of aforementioned waste-heat recovery device for baking oven air draft, the air intake for having fresh air outlet air port and baking oven It is connected.
The beneficial effects of the utility model are:The waste-heat recovery device for baking oven air draft of the utility model, have with Lower advantage,
(1)Rationally by the use of baking oven air exhaust waste heat as fresh air heat source, power load, thrifty power cost are reduced;
(2)Using interlayer sleeve design, cross contamination when air source exchange thermal energy is avoided;
(3)Fresh air, air draft air-flow using reverse-flow, improve heat exchange efficiency;
(4)Setting flight, both increases heat exchange area, improves heat transfer effect, additionally it is possible to strengthen in the interlayer of casing Sleeve structure intensity;
(5)Exhaust after waste heat recovery can be used as general exhaust to access exhaust system(Low cost), without individually building Hot exhaust system, reducings the construction costs, and is connected after fresh air heating with the air intake of baking oven, can realize recycling.
Description of the drawings
Fig. 1 is the structure diagram of the waste-heat recovery device for baking oven air draft of the utility model.
The meaning marked in attached drawing is as follows:
1:Outer tube;2:Inner sleeve;3:Port is entered the wind in air draft;4:Fresh air enters the wind port;5:Fresh air outlet air port;6:Air draft Outlet air port;7:Flight;8:Detachable filter screen.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, the waste-heat recovery device for baking oven air draft of the utility model, including outer tube 1, the housing Pipe 1 is embedded to be cased with inner sleeve 2, and outer tube 1 is extended in the bottom of the inner sleeve 2, and is provided with to connect baking oven air draft Port 3 is entered the wind in air draft, and fresh air air inlet port 4, the outer wall of the outer tube 1 are provided on the outer wall first half of the outer tube 1 Fresh air outlet air port 5 is provided on lower half, outer tube 1 is extended on the top of the inner sleeve 2, and is provided with air draft outlet air end Mouthfuls 6, the outer tube 1, inner sleeve 2 interlayer between be provided with flight 7, flight 7 here is arranged on fresh air air intake Mouthfuls 4, in the interlayer of the outer tube 1 between fresh air outlet air port 5, inner sleeve 2, increase area of surface-heat transfer, enhanced heat exchange effect, And the internal intensity for supporting, improving outer tube 1, inner sleeve well can be formed.
The air draft air inlet port 3 of the present invention is located at lower section, air draft outlet air port 6 and is located at lower section, is flowed from top to bottom, Fresh air air inlet port 4 is located above, and fresh air outlet air port 5 is located at lower section, is flowed from top to bottom, realizes reverse-flow, raising Heat exchange efficiency.
Preferably, detachable filter screen 8 is installed on the fresh air air inlet port 4, the detachable filter screen 8 is G4 grades of filter screens can filter out the granule dust carried secretly in fresh air, and weight calculation filter efficiency is more than 90%, is effectively improved New atmosphere quality Heating environment.
Preferably, the outer tube 1, inner sleeve 2 are made of SUS304 tubing, and the inner sleeve 2 is embedding by welding It is sleeved in outer tube 1, easy to make, cost is relatively low.
Preferably, the air draft outlet air port 6 is connected with the air intake of baking oven, it can realize recycling, reduce and dry The use cost of case.
In conclusion the waste-heat recovery device for baking oven air draft of the utility model, has the following advantages,
(1)Rationally by the use of baking oven air exhaust waste heat as fresh air heat source, power load, thrifty power cost are reduced;
(2)Using interlayer sleeve design, cross contamination when air source exchange thermal energy is avoided;
(3)Fresh air, air draft air-flow using reverse-flow, improve heat exchange efficiency;
(4)Setting flight, both increases heat exchange area, improves heat transfer effect, additionally it is possible to strengthen in the interlayer of casing Sleeve structure intensity;
(5)Exhaust after waste heat recovery can be used as general exhaust to access exhaust system(Low cost), without individually building Hot exhaust system, reducings the construction costs, and is connected after fresh air heating with the air intake of baking oven, can realize recycling.
The basic principle, main features and advantages of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope It is defined by the appending claims and its equivalent thereof.

Claims (6)

1. a kind of waste-heat recovery device for baking oven air draft, it is characterised in that:Including outer tube(1), the outer tube(1)It is interior It is nested with inner sleeve(2), the inner sleeve(2)Bottom extend outer tube(1), and be provided with to connect baking oven air draft Port is entered the wind in air draft(3), the outer tube(1)The outer wall first half on be provided with fresh air air inlet port(4), the outer tube (1)Outer wall lower half on be provided with fresh air outlet air port(5), the inner sleeve(2)Top extend outer tube(1), and It is provided with air draft outlet air port(6), the outer tube(1), inner sleeve(2)Interlayer between be provided with flight(7).
2. a kind of waste-heat recovery device for baking oven air draft according to claim 1, it is characterised in that:The fresh air into Wind port(4)On detachable filter screen is installed(8).
3. a kind of waste-heat recovery device for baking oven air draft according to claim 2, it is characterised in that:It is described detachable Formula filter screen(8)For G4 grades of filter screens.
4. a kind of waste-heat recovery device for baking oven air draft according to claim 1, it is characterised in that:The outer tube (1), inner sleeve(2)It is made of SUS304 tubing, the inner sleeve(2)Outer tube is nested in by welding(1)It is interior.
5. a kind of waste-heat recovery device for baking oven air draft according to claim 1, it is characterised in that:The flight (7)It is arranged on fresh air air inlet port(4), fresh air outlet air port(5)Between outer tube(1), inner sleeve(2)Interlayer in.
6. a kind of waste-heat recovery device for baking oven air draft according to claim 1, it is characterised in that:It is described to have fresh air Outlet air port(5)It is connected with the air intake of baking oven.
CN201721563100.0U 2017-11-21 2017-11-21 A kind of waste-heat recovery device for baking oven air draft Active CN207487371U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721563100.0U CN207487371U (en) 2017-11-21 2017-11-21 A kind of waste-heat recovery device for baking oven air draft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721563100.0U CN207487371U (en) 2017-11-21 2017-11-21 A kind of waste-heat recovery device for baking oven air draft

Publications (1)

Publication Number Publication Date
CN207487371U true CN207487371U (en) 2018-06-12

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Application Number Title Priority Date Filing Date
CN201721563100.0U Active CN207487371U (en) 2017-11-21 2017-11-21 A kind of waste-heat recovery device for baking oven air draft

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109827417A (en) * 2019-01-24 2019-05-31 深圳市华星光电半导体显示技术有限公司 A kind of drying device of display panel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109827417A (en) * 2019-01-24 2019-05-31 深圳市华星光电半导体显示技术有限公司 A kind of drying device of display panel

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