CN206989675U - A kind of drying oven outer loop airduct - Google Patents

A kind of drying oven outer loop airduct Download PDF

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Publication number
CN206989675U
CN206989675U CN201720160524.6U CN201720160524U CN206989675U CN 206989675 U CN206989675 U CN 206989675U CN 201720160524 U CN201720160524 U CN 201720160524U CN 206989675 U CN206989675 U CN 206989675U
Authority
CN
China
Prior art keywords
airduct
circulation
way valve
wind
drying oven
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720160524.6U
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Chinese (zh)
Inventor
寇保雄
寇建武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Feng Kai Mechanical And Electrical Equipment Co Ltd
Original Assignee
Guangzhou Feng Kai Mechanical And Electrical Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Feng Kai Mechanical And Electrical Equipment Co Ltd filed Critical Guangzhou Feng Kai Mechanical And Electrical Equipment Co Ltd
Priority to CN201720160524.6U priority Critical patent/CN206989675U/en
Application granted granted Critical
Publication of CN206989675U publication Critical patent/CN206989675U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of drying oven outer loop airduct, the airduct being related to outside drying oven, including circulating airduct, circulation airduct both ends are respectively equipped with air inlet and air outlet, circulation airduct between air outlet and air inlet is provided with three-way valve, wind-guiding filter, cellular filter net, valve, EGR and dehumidification fresh air group and humidity induction device, EGR includes auxiliary dehumidifier and circulation pipe, auxiliary dehumidifier is located on circulation pipe, has simple in construction, practical function, easy to operate, circulating dehumidification effect is good, ensure that the advantages of service life.

Description

A kind of drying oven outer loop airduct
Technical field
The airduct outside drying oven is the utility model is related to, is specifically dried after automobile component spraying using hot blast A kind of drying oven outer loop airduct on dry drying oven.
Background technology
At present, the outside airduct for the drying oven dried after automobile component spraying using hot blast is usually directly to utilize to remove Wet Fresh air handling units dehumidify to the wind recycled, but not only also contain one containing moisture in the wind discharged from drying oven Quantitative paint particle and oily matter, if the operation directly to be dehumidified using dehumidification fresh air group, contained by wind Some can drop in dehumidification fresh air group particle, influence the service life of dehumidification fresh air group, while can not ensure to rush Contained moisture and particle, influence drying effect in the wind discharged in dehumidification fresh air group.
The content of the invention
For the deficiencies in the prior art, the purpose of this utility model is to be to provide a kind of drying oven outer loop Airduct, its is simple in construction, practical function, and cyclic drying effect is good, ensure that the service life of drying oven outer loop airduct.
To achieve the above object, the utility model is achieved by the following technical programs:
A kind of drying oven outer loop airduct, including circulation airduct, circulation airduct both ends are respectively equipped with air inlet and air-supply Mouthful, the circulation airduct between air outlet and air inlet is provided with three-way valve, wind-guiding filter, cellular filter net, valve, circulation Device and dehumidification fresh air group and humidity induction device, EGR include auxiliary dehumidifier and circulation pipe, and auxiliary dehumidifier is set On circulation pipe.
Further, the circulation airduct is provided with three three-way valves and two wind-guiding filters, three three-way valve difference For the first three-way valve, the second three-way valve and the 3rd three-way valve, one end of the first three-way valve is connected with air inlet, first three-dimensional The other both ends of valve connect a wind-guiding filter respectively, and the second three-way valve both ends therein connect a wind-guiding respectively Filter, the other end connection cellular filter net of second three-way valve, cellular filter net are connected with dehumidification fresh air group, institute State one end connection dehumidification fresh air group of the 3rd three-way valve, the circulation airduct between dehumidification fresh air group and the 3rd three-way valve Humidity induction device, one end connection circulation pipe of the 3rd three-way valve are provided with, circulation pipe is provided with auxiliary dehumidifier, the circulation The other end of pipe is connected with circulation airduct, the other end connection air outlet of the 3rd three-way valve.
Further, described circulation pipe one end is connected with the 3rd three-way valve, and the other end of the circulation pipe is located at cellular filter Between net and dehumidification fresh air group, and the other end of the circulation pipe is connected with circulation airduct, circulation airduct and auxiliary dehumidifier Between circulation pipe be provided with valve.
Further, the valve is unidirectional automatic valve.
Further, the wind-guiding filter includes casing, and the left and right ends of casing are connected with circulation airduct, the case The junction of body and circulation airduct is provided with auxiliary filter screen, is provided with ventilation shaft in the casing, the both ends of ventilation shaft with it is auxiliary Drainage net is connected, and wet layer and second are removed provided with first at least provided with two wind deflectors, the ventilation shaft top in ventilation shaft Except wet layer, the surrounding of ventilation shaft is filled with heat-insulation layer in the casing, and fixed mount is enclosed with the outside of heat-insulation layer.
Further, the fixed mount is dismountable.
Further, locking nut and case are passed through by revolving joint connecting cover plate, the cover plate above the casing Body connects, and the inner side of the cover plate is provided with auxiliary seal layer, and the top of the cover plate is provided with operation handle.
Further, the wind deflector undulate.
Further, described first except wet layer is using activated carbon, and the lower section of activated carbon, which is provided with, fixes net, and described second removes Wet layer is provided with fixed net using asbestos, the lower section of asbestos, and the shape of the fixed net is identical with the shape of wind deflector.
Further, the heat-insulation layer is incubated using asbestos.
Further, the cover plate is rotatable.
In summary, the beneficial effects of the utility model are:The utility model is simple in construction, easy to operate, effective resistance The stop to particle before dehumidifying is kept off, circulating dehumidification effect is good, ensure that drying oven outer loop wind described in the utility model The service life of pipe.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the cross-sectional view of wind-guiding filter in the utility model embodiment.
Embodiment
The utility model is further described below in conjunction with accompanying drawing and embodiment:
As depicted in figs. 1 and 2, a kind of drying oven outer loop airduct, including circulation airduct, circulation airduct both ends are set respectively There are air inlet 1 and air outlet 10, the circulation airduct between air outlet 10 and air inlet 1 is provided with three three-way valves, 2, two wind-guidings Filter 3, cellular filter net 4, valve 5, EGR and dehumidification fresh air group 8 and humidity induction device 9, EGR bag Include and aid in dehumidifier 6 and circulation pipe 7, three three-way valves 2 respectively the first three-way valve, the second three-way valve and the 3rd three-way valve, the One end of one three-way valve is connected with air inlet 1, and the other both ends of first three-way valve connect a wind-guiding filter respectively 3, the second three-way valve both ends therein connect a wind-guiding filter 3 respectively, and the other end of second three-way valve connects Cellular filter net 4 is connect, cellular filter net 4 is connected with dehumidification fresh air group 8, and one end connection dehumidifying of the 3rd three-way valve is new Blower fan group 8, the circulation airduct between dehumidification fresh air group 8 and the 3rd three-way valve are provided with humidity induction device 9, and the three or three Circulation pipe 7 is connected to one end of valve, circulation pipe 7 is provided with auxiliary dehumidifier 6, and the other end of the circulation pipe 7 is located at honeycomb mistake Between filter screen 4 and dehumidification fresh air group 8, and the other end of the circulation pipe 7 is connected with circulation airduct, and circulation airduct removes with auxiliary Circulation pipe 7 between wet machine 6 is provided with valve 5, and valve 5 is unidirectional automatic valve, and the other end of the 3rd three-way valve connects Pick air port 10.
Further, the wind-guiding filter 3 includes casing, and the left and right ends of casing are connected with circulation airduct, described The junction of casing and circulation airduct is provided with auxiliary filter screen 11, is provided with ventilation shaft in the casing, the both ends of ventilation shaft are equal It is connected with auxiliary filter screen 11, at least provided with two wind deflectors 18, the undulate of wind deflector 18, the ventilation shaft in ventilation shaft Top is provided with first except wet layer 16 and second removes wet layer 17, and the surrounding of ventilation shaft is filled with heat-insulation layer 15 in the casing, guarantor The outside of warm layer 15 is enclosed with fixed mount.
Further, the fixed mount is dismountable ventilation shaft being convenient for changing in wind-guiding filter 3 etc., is ensured The efficiency of the ventilation of ventilation shaft.
Further, above the casing by revolving joint connecting cover plate 12, cover plate 12 by locking nut 13 with Casing connects, and the inner side of cover plate 12 is provided with auxiliary seal layer 14, and the top of cover plate 12 is provided with operation handle, and cover plate 12 is to revolve Turn.
Further, described first except wet layer 16 is using activated carbon, and the lower section of activated carbon, which is provided with, fixes net, and described second Except wet layer 17 is using asbestos, the lower section of asbestos, which is provided with, fixes net, the shape and the shape phase of wind deflector 18 of the fixed net Together, first except wet layer 17 plays a part of reducing by second the moisture capacity of wet layer 17 can be removed to second except wet layer 16, guarantee second removes wet layer 17 service life.
Further, the heat-insulation layer 15 is incubated using asbestos.
The operation principle of the drying oven outer loop airduct is that the wind in drying course can enter circulated air by air outlet Guan Zhong, then using the first triple valve air outlet 1 is connected with a wind-guiding filter 3, then utilizes the second triple valve So that wind-guiding filter 3 is connected with cellular filter net 4, wind can pass sequentially through wind-guiding filter 3, cellular filter net 4 and remove Wet Fresh air handling units 8, the wind by dehumidification fresh air group 8 can enter the detection of humidity induction device 9, if Humidity Detection is qualified, 3rd three-way valve can cause dehumidification fresh air group 8 to be connected with air outlet so that wind is discharged;3rd if Humidity Detection is unqualified Three-way valve can cause dehumidification fresh air group 8 to be connected with circulation pipe 7, and valve 5 is opened, wind enter auxiliary dehumidifier 6 after again by Circulate airduct to enter in dehumidification fresh air group 8, such circulation is qualified up to Humidity Detection, wind discharge.
When a wind-guiding filter 3 can not play a role to the wind being passed through again, the first triple valve can close air outlet 1 With the connection of the wind-guiding filter 3, the second triple valve can close the connection of the wind-guiding filter 3 and cellular filter net 4, And the first triple valve can open the connection of air outlet 1 and another wind-guiding filter 3, the second triple valve can open another The connection of wind-guiding filter 3 and cellular filter net 4.It is effectively guaranteed the operating efficiency of the drying oven outer loop airduct.
, can be by aiding in the preliminary filtering of filter screen 11 when wind enters wind-guiding filter 3, wind deflector 18 is arrived in then wind impact Removed with second except contained particle can impact in wet layer 17, in wind in wind deflector and second in wet layer 17, in the process particle Wind deflector 18 and second can be adhered to except the part in wet layer 17, while in moisture contained in wind can be inhaled by second except wet layer 17 It is attached so that wind is tentatively dehumidified, and then wind enters in cellular filter net 4 by another auxiliary filter screen 11 again.
The drying oven outer loop air duct structure is simple, easy to use, practical function, effectively block dehumidifying before to The stop of grain, circulating dehumidification effect is good, ensure that the service life of drying oven outer loop airduct, while is also effectively guaranteed The operating efficiency of the drying oven outer loop airduct, the feelings that drying oven outer loop airduct can not work when avoiding changing fixed mount Condition.
For those skilled in the art, it is various corresponding can be made according to above technical scheme and design for other Change and deformation, and all these change and deformation should all belong to the utility model claims protection domain it It is interior.

Claims (8)

1. a kind of drying oven outer loop airduct, including circulation airduct, circulation airduct both ends are respectively equipped with air inlet and air outlet, It is characterized in that:Circulation airduct between air outlet and air inlet be provided with three-way valve, wind-guiding filter, cellular filter net, Valve, EGR and dehumidification fresh air group and humidity induction device, EGR include auxiliary dehumidifier and circulation pipe, auxiliary Dehumidifier is located on circulation pipe.
2. drying oven outer loop airduct according to claim 1, it is characterised in that:The circulation airduct is provided with three Three-way valve and two wind-guiding filters, three three-way valves are respectively the first three-way valve, the second three-way valve and the 3rd three-way valve, and One end of one three-way valve is connected with air inlet, and the other both ends of first three-way valve connect a wind-guiding filter respectively, The second three-way valve both ends therein connect a wind-guiding filter, the other end connection honeybee of second three-way valve respectively Nest screen pack, cellular filter net are connected with dehumidification fresh air group, one end connection dehumidification fresh air group of the 3rd three-way valve, are removed Circulation airduct between wet Fresh air handling units and the 3rd three-way valve is provided with humidity induction device, and one end of the 3rd three-way valve connects Circulation pipe is connect, circulation pipe is provided with auxiliary dehumidifier, and the other end of the circulation pipe is connected with circulation airduct, the 3rd three-dimensional The other end connection air outlet of valve.
3. drying oven outer loop airduct according to claim 1, it is characterised in that:Described circulation pipe one end and the three or three Connected to valve, the other end of the circulation pipe is located between cellular filter net and dehumidification fresh air group, and the circulation pipe is another One end is connected with circulation airduct, is circulated airduct and is aided in the circulation pipe between dehumidifier to be provided with valve.
4. drying oven outer loop airduct according to claim 3, it is characterised in that:The valve is unidirectional automatic valve.
5. drying oven outer loop airduct according to claim 1, it is characterised in that:The wind-guiding filter includes case Body, the left and right ends of casing are connected with circulation airduct, and the junction of the casing and circulation airduct is provided with auxiliary filter screen, described Ventilation shaft is provided with casing, the both ends of ventilation shaft are connected with auxiliary filter screen, at least provided with two wind-guidings in ventilation shaft Plate, first is provided with the top of the ventilation shaft except wet layer and second removes wet layer, the surrounding of ventilation shaft is filled with the casing Heat-insulation layer, fixed mount is enclosed with the outside of heat-insulation layer.
6. drying oven outer loop airduct according to claim 5, it is characterised in that:Connected above the casing by rotating Connection device connecting cover plate, the cover plate are connected by locking nut with casing, and the inner side of the cover plate is provided with auxiliary seal layer, institute The top for stating cover plate is provided with operation handle.
7. drying oven outer loop airduct according to claim 5, it is characterised in that:The wind deflector undulate.
8. drying oven outer loop airduct according to claim 5, it is characterised in that:Described first except wet layer using Activated carbon, the lower section of activated carbon are provided with fixed net, and described second except wet layer is using asbestos, and the lower section of asbestos, which is provided with, to be fixed Net, the shape of the fixed net are identical with the shape of wind deflector.
CN201720160524.6U 2017-02-22 2017-02-22 A kind of drying oven outer loop airduct Expired - Fee Related CN206989675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720160524.6U CN206989675U (en) 2017-02-22 2017-02-22 A kind of drying oven outer loop airduct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720160524.6U CN206989675U (en) 2017-02-22 2017-02-22 A kind of drying oven outer loop airduct

Publications (1)

Publication Number Publication Date
CN206989675U true CN206989675U (en) 2018-02-09

Family

ID=61422970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720160524.6U Expired - Fee Related CN206989675U (en) 2017-02-22 2017-02-22 A kind of drying oven outer loop airduct

Country Status (1)

Country Link
CN (1) CN206989675U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111623468A (en) * 2020-05-18 2020-09-04 珠海格力电器股份有限公司 New fan condensation prevention control method and device and air conditioner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111623468A (en) * 2020-05-18 2020-09-04 珠海格力电器股份有限公司 New fan condensation prevention control method and device and air conditioner
CN111623468B (en) * 2020-05-18 2022-05-10 珠海格力电器股份有限公司 Fresh air fan condensation prevention control method and device and air conditioner

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180209

Termination date: 20200222

CF01 Termination of patent right due to non-payment of annual fee