CN105457865A - Gas-catalytic, flameless and infrared-radiation hot air internal recycle drying unit module of passenger car - Google Patents

Gas-catalytic, flameless and infrared-radiation hot air internal recycle drying unit module of passenger car Download PDF

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Publication number
CN105457865A
CN105457865A CN201610008775.2A CN201610008775A CN105457865A CN 105457865 A CN105457865 A CN 105457865A CN 201610008775 A CN201610008775 A CN 201610008775A CN 105457865 A CN105457865 A CN 105457865A
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China
Prior art keywords
drying unit
unit module
gas catalysis
gas
hot blast
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Granted
Application number
CN201610008775.2A
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Chinese (zh)
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CN105457865B (en
Inventor
周海波
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Tangshan Zheng Zheng Machinery Equipment Co Ltd
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254After-treatment
    • B05D3/0263After-treatment with IR heaters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • B05D3/0413Heating with air

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  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a gas-catalytic, flameless and infrared-radiation hot air internal recycle drying unit module of a passenger car, and relates to a drying device for quickly drying putty and a film on the surface of the passenger car. The gas-catalytic, flameless and infrared-radiation hot air internal recycle drying unit module comprises a fixed bracket, wherein a hot air internal recycle system and at least one gas-catalytic, flameless and infrared-radiation heater are arranged in the fixed bracket; the hot air internal recycle system comprises an air feeding system and an air return system which are communicated with each other; the air feeding system is provided with a flow-equalizing air feeding plate below each gas-catalytic, flameless and infrared-radiation heater; and the gas-catalytic, flameless and infrared-radiation heater is connected to a gas source through a gas inlet tube. In use, even a circulating fan of the hot air internal recycle system on one drying unit module has faults, the circulating fans of the rest of drying unit modules still can operate without affecting drying progress of a product. The gas-catalytic, flameless and infrared-radiation hot air internal recycle drying unit module is uniform in heating, capable of avoiding generating chromatic aberration during product drying, has characteristics of being high in heating efficiency, low in cost, environmentally-friendly, safe and reliable, and the like, and is easy to popularize and use.

Description

Passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module
Technical field
The present invention relates to a kind of to passenger car surface putty and the drying unit, particularly a kind of passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of paint film flash baking.
Background technology
In the production process of the passenger car such as passenger vehicle, car, external coating quality more and more comes into one's own, and the large-scale drying plant of existing passenger car is all generally monolithic construction, only arrange a circulating fan at the top of drying plant to blow, if this circulating fan produces fault, whole drying plant just cannot work, thus has had a strong impact on the manufacturing schedule of passenger car.In addition, the heater of the large-scale drying plant of existing passenger car is all be heated to be master with electrical heating, fuel-firing gas-firing, and electrically heated cost is high, the thermal efficiency is low, and fuel-firing gas-firing heating is dangerous; And the heating of heater is uneven, when product is dried, surface produces aberration.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module, with solve that prior art exists easily affect manufacturing schedule, need to adopt different drying plant for different product, weak point that the thermal efficiency is low.
The technical scheme solved the problems of the technologies described above is: a kind of passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module, comprise fixed support, hot blast internal circulation system and at least one gas catalysis nonflame infrared radiation heater is provided with in fixed support, described hot blast internal circulation system comprises the supply air system and air return system that are interconnected, described supply air system is equipped with equal air supply stream plate in the below of each gas catalysis nonflame infrared radiation heater, and described gas catalysis nonflame infrared radiation heater is connected with gas source by gas inlet pipe.
Further technical scheme of the present invention is: described supply air system comprises circulating fan, main ajutage, point ajutage, current-sharing plenum chamber and described equal air supply stream plate, described point of ajutage, current-sharing plenum chamber, all air supply stream plate quantity is consistent with the quantity of gas catalysis nonflame infrared radiation heater, each equal air supply stream plate is communicated with current-sharing plenum chamber, each current-sharing plenum chamber is communicated with main ajutage by a point ajutage, and main ajutage is connected with the air outlet of circulating fan.
Further technical scheme more of the present invention is: described air return system comprises return air plate, return air chamber and backwind tube, described return air plate connects return air chamber, be provided with return air filter in return air chamber, return air filter is connected with the return air inlet of circulating fan by backwind tube.
Further technical scheme more of the present invention is: described hot blast internal circulation system also includes new wind blast pipe, and this new wind blast pipe is connected with the new wind air inlet of circulating fan by new wind air intake filter.
Further technical scheme of the present invention is: described fixed support is also provided with blast pipe, exhaust blower, and exhaust blower is connected with blast pipe; Described blast pipe is also provided with capacity control valve; Described new wind blast pipe is also provided with intake control valve.
Further technical scheme more of the present invention is: described equal air supply stream plate is provided with and is no less than the discharge pipe of 1 internal diameter at 1 ~ 100mm, each discharge pipe is communicated with current-sharing plenum chamber.
Further technical scheme of the present invention is: described fixed support is C font structure, also crane span structure is installed in this fixed support, crane span structure is also provided with and gathers terminal box, the control line of described gas catalysis nonflame infrared radiation heater is connected to and gathers in terminal box; Described fixed support is also provided with thermal insulation board at sidepiece and top.
Further technical scheme of the present invention is: described gas catalysis is provided with thermocouple, safety shutoff valve and anti-explosion terminal box without combustion infrared radiation heater.
Further technical scheme of the present invention is: the quantity of described gas catalysis nonflame infrared radiation heater is 1 ~ 50.
Further technical scheme of the present invention is: described circulating fan, exhaust blower all adopt frequency control blower fan.
Owing to adopting said structure, the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention compared with prior art, has following beneficial effect:
1. can ensure manufacturing schedule:
Owing to the present invention includes fixed support, hot blast internal circulation system and at least one gas catalysis nonflame infrared radiation heater is provided with in fixed support, hot blast internal circulation system comprises the supply air system and air return system that are interconnected, supply air system is equipped with equal air supply stream plate in the below of each gas catalysis nonflame infrared radiation heater, and gas catalysis nonflame infrared radiation heater is connected with gas source by gas inlet pipe.Therefore, each drying unit module there is a hot blast internal circulation system, when forming drying plant by multiple drying units, even if the circulating fan of the hot blast internal circulation system of one of them drying unit module breaks down, circulating fan in all the other drying unit modules still runs in the same old way, still can carry out flash baking to the surface of product, can not impact the oven dry progress of product, thus the manufacturing schedule of product can be ensured.
2. can ensure the surface quality of product:
The present invention includes fixed support, hot blast internal circulation system and at least one gas catalysis nonflame infrared radiation heater is provided with in fixed support, hot blast internal circulation system comprises the supply air system and air return system that are interconnected, supply air system is equipped with equal air supply stream plate in the below of each gas catalysis nonflame infrared radiation heater, and gas catalysis nonflame infrared radiation heater is connected with gas source by gas inlet pipe.Because the present invention is provided with equal air supply stream plate below each gas catalysis nonflame infrared radiation heater, the infra-red radiation that heater can be made to produce has certain micro-hot air circulation, make homogeneous heating, thus produce aberration when product can be avoided to dry, ensure that the surface quality of product.
3. the thermal efficiency is high:
Because the present invention adopts gas catalysis nonflame infrared radiation heater to carry out heating, drying, gas flow and pressure by regulating infrared-radiation heater control the radiation temperature of gas catalysis nonflame infrared radiation heater generation and the height of heat energy, effectively can improve the treatment effeciency to product external surfaces, and gas catalysis nonflame infra-red radiation penetration power is strong, can directly by object be absorbed, the thermal efficiency is higher, and drying rate is fast, and drying time is only the 1/3-1/4 of traditional furnace drying method.
4. cost is low, high to the treatment effeciency of product external surfaces:
Because the thermal efficiency of the present invention is higher, can save energy 1/3-3/4, greatly reduce operating cost, its cost is lower.In addition, the present invention is independently drying unit module, multiplely can combine and dry product, can improve the treatment effeciency to product external surfaces.
5. environmental protection, safe and reliable:
Because the present invention adopts gas catalysis nonflame infrared radiation heater to carry out heating, drying, its combustion product is steam and carbon dioxide, without other noxious pollutant, and green, environmental protection.And the catalytic combustion of gas catalysis nonflame infrared radiation heater is a kind of chemical reaction relying on catalyst, can use having in potential explosive gas atmosphere, more safe and reliable.
6. structure is simple, convenient to use, applied widely:
Structure of the present invention is simple, and convenient to use, be not only applicable to passenger vehicle, be also applicable to the passenger car such as car, commercial car, be even also applicable to other vehicles such as motor-car, its scope of application is more extensive.
Below, in conjunction with the accompanying drawings and embodiments the technical characteristic of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention is further described.
Accompanying drawing explanation
Fig. 1: the front view (not being provided with thermal insulation board and panel) of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention,
Fig. 2: the left view (not being provided with thermal insulation board and panel) of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention,
Fig. 3: the stereogram (not being provided with thermal insulation board and panel) of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention,
Fig. 4: the left view (being provided with panel) of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention, stereogram,
Fig. 5: the stereogram (being provided with panel) of the passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module of the present invention.
In figure, each label declaration is as follows:
1-fixed support, 2-ajutage, the equal air supply stream plate of position, the 3-most end, 4-gas catalysis nonflame infrared radiation heater,
The equal air supply stream plate of position, 5-the end, 6-gathers terminal box, and 7-gas supply regulates transmitter,
8-penetration pipe, 9-bis-gas supplies regulate transmitter, the equal air supply stream plate of 10-medium position,
The equal air supply stream plate of position, 11-middle and upper part, the equal air supply stream plate of 12-upper position, the main ajutage of 13-,
The current-sharing plenum chamber of position, 14-middle and upper part, 15-reflecting plate, 16-return air plate, 17-warming plate,
18-blast pipe, 19-circulating fan, 20-crane span structure, 21-backwind tube, 22-return air filter,
23-anti-explosion terminal box, 24-gas inlet pipe, 25-panel, 26-thermocouple, the new wind blast pipe of 27-,
28-intake control valve, 29-safety shutoff valve, 30-new wind air intake filter, 31-exhaust blower,
The current-sharing plenum chamber of position, the 32-most end, the current-sharing plenum chamber of position, 33-the end,
The current-sharing plenum chamber of 34-medium position, the current-sharing plenum chamber of 35-upper position,
The air supply direction of the equal air supply stream plate of A1, A2, A3, A4, A5-,
The infrared radiation direction of B1, B2, B3, B4, B5, B6, B7-gas catalysis nonflame infrared radiation heater,
The air supply direction of the main ajutage of F-, F1, F2, F3, F4, F5-divide the air supply direction of ajutage,
The return air direction of C-return air plate, the air draft direction of D-exhaust blower, the air intake direction of the new wind blast pipe of E-,
The return air direction of G-return air filter.
Detailed description of the invention
Embodiment one:
A kind of passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module, comprise fixed support 1, this fixed support 1 is in C font structure, fixed support 1 is provided with panel 25, hot blast internal circulation system and multiple gas catalysis nonflame infrared radiation heater 4 is provided with in fixed support 1, 4 points of five-element are arranged in parallel for the plurality of gas catalysis nonflame infrared radiation heater, each gas catalysis nonflame infrared radiation heater 4 is in charge of respectively by gas supply, secondary gas supply regulates transmitter 9, one time gas supply regulates transmitter 7, gas inlet pipe 24 is connected with gas source,
Described hot blast internal circulation system comprises the supply air system and air return system that are interconnected, described supply air system comprises circulating fan 19, main ajutage 13, divide ajutage, current-sharing plenum chamber and all air supply stream plate, described point ajutage, current-sharing plenum chamber, equal air supply stream plate quantity is consistent with the quantity of gas catalysis nonflame infrared radiation heater 4, each equal air supply stream plate is located at the below of each gas catalysis nonflame infrared radiation heater 4, each equal air supply stream plate is respectively: the equal air supply stream plate 3 of position, the most end, the equal air supply stream plate 5 of position, the secondary end, the equal air supply stream plate 10 of medium position, the equal air supply stream plate 11 of position, middle and upper part, the equal air supply stream plate 12 of upper position, each equal air supply stream plate is communicated with current-sharing plenum chamber, wherein: the equal air supply stream plate 3 of position, the most end is communicated with the current-sharing plenum chamber 32 of position, the most end, the equal air supply stream plate 5 of position, the secondary end is communicated with time current-sharing plenum chamber 33 of position, the end, the equal air supply stream plate 10 of medium position is communicated with the current-sharing plenum chamber 34 of medium position, the equal air supply stream plate 11 of position, middle and upper part is communicated with the current-sharing plenum chamber 14 of position, middle and upper part, the equal air supply stream plate 12 of upper position is communicated with the current-sharing plenum chamber 35 of upper position, each current-sharing plenum chamber is by a point ajutage, main ajutage is connected with the air outlet of circulating fan 19, the air supply direction of each point of ajutage is identical, air output is equal.Above-mentioned each equal air supply stream plate is provided with and is no less than the discharge pipe 2 of 1 internal diameter at 1 ~ 100mm, each discharge pipe 2 is communicated with current-sharing plenum chamber, and the air supply direction of each discharge pipe is identical, and air output is equal.Above-mentioned each current-sharing plenum chamber is communicated with main ajutage by a point ajutage, and main ajutage is connected with the air outlet of circulating fan 19.
Described air return system comprises return air plate 16, return air chamber and backwind tube 21, and described return air plate 16 connects return air chamber, is provided with return air filter 22 in return air chamber, and return air filter 22 is connected with the return air inlet of circulating fan 19 by backwind tube 21.
Described hot blast internal circulation system also includes new wind blast pipe 27, and this new wind blast pipe 27 is provided with intake control valve 28, and new wind blast pipe 27 is connected with the new wind air inlet of circulating fan 19 by new wind air intake filter 30.
Described fixed support 1 is also provided with blast pipe 18, exhaust blower 31, exhaust blower 31 is connected with blast pipe 18; Described blast pipe 18 is also provided with capacity control valve.This exhaust blower 31 and circulating fan 19 all adopt frequency control blower fan, and wherein circulating fan 19 adopts high temperature resistant frequency conversion speed governing Inner eycle blower fan.
Also be provided with crane span structure 20 in described fixed support 1, crane span structure 20 be provided with and gather terminal box 6, the control line of each gas catalysis nonflame infrared radiation heater 4 is connected to and gathers in terminal box 6.Fixed support 1 is also provided with thermal insulation board 25 at sidepiece and top.
Above-mentioned gas catalysis is provided with thermocouple 26, safety shutoff valve 29 and anti-explosion terminal box 23 without combustion infrared radiation heater 4.
The CN203549923U " gas catalysis nonflame infrared radiation heater " that above-mentioned gas catalysis nonflame infrared radiation heater 19 has been granted for the applicant, is no longer described in detail its structure here.
Above-mentioned new wind air intake filter 30, return air filter 22 adopt efficient high-temperature resistant air cleaner, and the panel of fixed support 1 all adopts corrosion resistant plate.
One as the present embodiment one converts, and the quantity of described gas catalysis nonflame infrared radiation heater 4 is generally 1 ~ 50.
During use, two this drying unit module symmetry are arranged composition drying unit module group, then connect into gate drying chamber by parallel before and after multiple drying unit module group, can the surface of vehicle such as passenger vehicle, car being positioned at gate drying chamber be dried.

Claims (10)

1. a passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module, it is characterized in that: comprise fixed support (1), hot blast internal circulation system and at least one gas catalysis nonflame infrared radiation heater (4) is provided with in fixed support (1), described hot blast internal circulation system comprises the supply air system and air return system that are interconnected, described supply air system is equipped with equal air supply stream plate in the below of each gas catalysis nonflame infrared radiation heater (4), described gas catalysis nonflame infrared radiation heater (4) is connected with gas source by gas inlet pipe (24).
2. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 1, it is characterized in that: described supply air system comprises circulating fan (19), main ajutage (13), divide ajutage, current-sharing plenum chamber and described equal air supply stream plate, described point ajutage, current-sharing plenum chamber, equal air supply stream plate quantity is consistent with the quantity of gas catalysis nonflame infrared radiation heater (4), each equal air supply stream plate is communicated with current-sharing plenum chamber, each current-sharing plenum chamber is communicated with main ajutage by a point ajutage, main ajutage is connected with the air outlet of circulating fan (19).
3. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 2, it is characterized in that: described air return system comprises return air plate (16), return air chamber and backwind tube (21), described return air plate (16) connects return air chamber, be provided with return air filter (22) in return air chamber, return air filter (22) is connected by the return air inlet of backwind tube (21) with circulating fan (19).
4. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 2, it is characterized in that: described hot blast internal circulation system also includes new wind blast pipe (27), this new wind blast pipe (27) is connected with the new wind air inlet of circulating fan (19) by new wind air intake filter (30).
5. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 4, it is characterized in that: described fixed support (1) is also provided with blast pipe (18), exhaust blower (31), exhaust blower (31) is connected with blast pipe (18); Described blast pipe (18) is also provided with capacity control valve; Described new wind blast pipe (27) is also provided with intake control valve (28).
6. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 2, it is characterized in that: described equal air supply stream plate is provided with and is no less than the discharge pipe (2) of 1 internal diameter at 1 ~ 100mm, each discharge pipe (2) is communicated with current-sharing plenum chamber.
7. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 1, it is characterized in that: described fixed support (1) is in C font structure, crane span structure (20) is also installed in this fixed support (1), crane span structure (20) is also provided with and gathers terminal box (6), the control line of described gas catalysis nonflame infrared radiation heater (4) is connected to and gathers in terminal box (6); Described fixed support (1) is also provided with thermal insulation board at sidepiece and top.
8. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 1, is characterized in that: described gas catalysis is provided with thermocouple (26), safety shutoff valve (29) and anti-explosion terminal box (23) without combustion infrared radiation heater (4).
9. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 1, is characterized in that: the quantity of described gas catalysis nonflame infrared radiation heater (4) is 1 ~ 50.
10. passenger vehicle gas catalysis nonflame infra-red radiation hot blast Inner eycle drying unit module according to claim 5, is characterized in that: described circulating fan (19), exhaust blower (31) all adopt frequency control blower fan.
CN201610008775.2A 2016-01-08 2016-01-08 Cycle drying unit module in car gas catalysis nonflame infra-red radiation hot wind Active CN105457865B (en)

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Application Number Priority Date Filing Date Title
CN201610008775.2A CN105457865B (en) 2016-01-08 2016-01-08 Cycle drying unit module in car gas catalysis nonflame infra-red radiation hot wind

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Application Number Priority Date Filing Date Title
CN201610008775.2A CN105457865B (en) 2016-01-08 2016-01-08 Cycle drying unit module in car gas catalysis nonflame infra-red radiation hot wind

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109883047A (en) * 2019-02-28 2019-06-14 昆山市瑞浦鑫涂装机械有限公司 A kind of natural gas infra-red radiation combines heating device with hot air circulation
CN110588150A (en) * 2019-09-30 2019-12-20 佛山宜可居新材料有限公司 Suspended natural gas catalyst catalytic combustion transfer printing system and method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001041655A (en) * 1999-08-04 2001-02-16 Kaneko Agricult Mach Co Ltd Grain dryer
CN101435653A (en) * 2007-11-15 2009-05-20 株式会社大气社 Coating film drying method and coating film drying apparatus
CN103736641A (en) * 2014-01-13 2014-04-23 周海波 Gas-catalysis flameless infrared radiation drying tunnel with modular assembly structure
CN103743221A (en) * 2014-01-13 2014-04-23 周海波 Gas-catalysis flameless infrared radiation heating dryer
CN205361887U (en) * 2016-01-08 2016-07-06 周海波 Hot -blast inner loop stoving unit module of passenger train gas catalysis nonflame infrared

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001041655A (en) * 1999-08-04 2001-02-16 Kaneko Agricult Mach Co Ltd Grain dryer
CN101435653A (en) * 2007-11-15 2009-05-20 株式会社大气社 Coating film drying method and coating film drying apparatus
CN103736641A (en) * 2014-01-13 2014-04-23 周海波 Gas-catalysis flameless infrared radiation drying tunnel with modular assembly structure
CN103743221A (en) * 2014-01-13 2014-04-23 周海波 Gas-catalysis flameless infrared radiation heating dryer
CN205361887U (en) * 2016-01-08 2016-07-06 周海波 Hot -blast inner loop stoving unit module of passenger train gas catalysis nonflame infrared

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109883047A (en) * 2019-02-28 2019-06-14 昆山市瑞浦鑫涂装机械有限公司 A kind of natural gas infra-red radiation combines heating device with hot air circulation
CN110588150A (en) * 2019-09-30 2019-12-20 佛山宜可居新材料有限公司 Suspended natural gas catalyst catalytic combustion transfer printing system and method
CN110588150B (en) * 2019-09-30 2021-04-02 佛山宜可居新材料有限公司 Suspended natural gas catalyst catalytic combustion transfer printing system and method

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Effective date of registration: 20191211

Address after: 063000 north side of caoxieqing East Road, Fengrun District, Tangshan City, Hebei Province (in the former Tangshan Xingda silk Co., Ltd.)

Patentee after: Tangshan Zheng Zheng Machinery Equipment Co., Ltd.

Address before: 545007 No. 12 Fu Xin Road, Liuzhou, the Guangxi Zhuang Autonomous Region

Patentee before: Zhou Haibo