CN107166961A - A kind of gas-fired heater and heating system - Google Patents

A kind of gas-fired heater and heating system Download PDF

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Publication number
CN107166961A
CN107166961A CN201710544516.6A CN201710544516A CN107166961A CN 107166961 A CN107166961 A CN 107166961A CN 201710544516 A CN201710544516 A CN 201710544516A CN 107166961 A CN107166961 A CN 107166961A
Authority
CN
China
Prior art keywords
gas
fired heater
treatment region
heating furnace
furnace base
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.)
Pending
Application number
CN201710544516.6A
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Chinese (zh)
Inventor
陈云飞
盛克拉
姜辛
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.)
Jiangsu Dong Feng Technology Co Ltd
Jiangsu Fengdong Thermal Technology Co Ltd
Original Assignee
Jiangsu Dong Feng Technology 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 Jiangsu Dong Feng Technology Co Ltd filed Critical Jiangsu Dong Feng Technology Co Ltd
Priority to CN201710544516.6A priority Critical patent/CN107166961A/en
Publication of CN107166961A publication Critical patent/CN107166961A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00Furnaces of a kind not covered by any preceding group
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/0014Devices for monitoring temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge

Abstract

The invention provides a kind of gas-fired heater and heating system, it is related to gas heating technical field.A kind of gas-fired heater, including heat furnace base, the part rest area for being arranged at heating furnace base, part treatment region and be arranged in part treatment region and for the combustion system to part progress combustion heating;Part treatment region one end is flexibly connected with heating furnace base, and the other end is alternatively away from or close to heating furnace base.This gas-fired heater can improve charging efficiency, solve the problem of charging is difficult, reduce labour cost, improve economic well-being of workers and staff, be worth with larger industrial production.A kind of heating system, make use of above-mentioned gas-fired heater to carry out charging heating to part, can improve charging efficiency, solve the problem of charging is difficult, reduce labour cost, improve economic well-being of workers and staff.

Description

A kind of gas-fired heater and heating system
Technical field
The present invention relates to gas heating technical field, in particular to a kind of gas-fired heater and heating system.
Background technology
In metallurgical industry, heating furnace is the equipment to forging temperature is rolled into by material or workpiece heat.However, existing Gas-fired heater is when carrying out large-scale steel, casting, weldment, the heat treatment of forging in technology, and gas-fired heater has charging Difficulty, charging efficiency is low, the problems such as labour cost is high.
The content of the invention
It is an object of the invention to provide a kind of gas-fired heater, charging efficiency can be improved, the problem of charging is difficult is solved, Reduce labour cost, improve economic well-being of workers and staff, be worth with larger industrial production.
Another object of the present invention is to provide a kind of heating system, above-mentioned gas-fired heater make use of to carry out part Charging heating, can improve charging efficiency, solve the problem of charging is difficult, reduce labour cost, improve economic well-being of workers and staff.
What the present invention was realized in:
A kind of gas-fired heater, including heating furnace base, the part rest area for being arranged at heating furnace base, part treatment region And be arranged in part treatment region and for the combustion system to part progress combustion heating;Part treatment region one end and heating Furnace base is flexibly connected, and the other end is alternatively away from or close to heating furnace base.
Further, in the preferred embodiment, gas-fired heater also includes the liquid for being arranged at heating furnace base Press lifting mechanism, hydraulic lift mechanism be used for drive part treatment region so that part treatment region the other end alternatively away from or lean on Nearly heating furnace base.
Further, in the preferred embodiment, gas-fired heater also includes control system, and control system is electrically connected Hydraulic lift mechanism is connected to, and for controlling the startup or closing of hydraulic lift mechanism.
Further, in the preferred embodiment, control system include programmable logic controller, single-chip microcomputer or Computer.
Further, in the preferred embodiment, gas-fired heater also includes being arranged at adding for heating furnace base Hot stove synchronization system, heating furnace synchronization system is provided with multiple support members, and multiple support members are connected with part treatment region, are used for In the driving part treatment region motion of hydraulic lift mechanism, support part treatment region makes it keep balance.
Further, in the preferred embodiment, part treatment region has treatment region body;Combustion system includes The multiple burners for being arranged at the burning pipe-line system for the treatment of region body and being connected with burning pipe-line system, multiple burners are used Heated in multiple regions to treatment region body.
Further, in the preferred embodiment, combustion system also include be arranged at multiple regions and with it is multiple The one-to-one multiple temperature sensors of burner, multiple temperature sensors are used to detect the temperature around multiple burners, combustion Burn the heat output that pipe-line system adjusts each burner according to the detected value of each temperature sensor.
Further, in the preferred embodiment, multiple temperature sensors are electrically connected to control system, control System is configured as controlling the heat of the burning multiple burners of pipeline system fading margin defeated according to the detected value of multiple temperature sensors Go out.
Further, in the preferred embodiment, gas-fired heater also includes the combustion for being arranged at part treatment region Burner protective cover.
A kind of heating system, including this gas-fired heater.
The beneficial effect of such scheme:
The invention provides a kind of gas-fired heater and heating system.The gas-fired heater of offer include heating furnace base, It is arranged at the part rest area of heating furnace base, part treatment region and is arranged in part treatment region and is used to carry out part The combustion system of combustion heating.Heating furnace base is used to provide stable support force for whole gas-fired heater, while being combustion gas The setting of miscellaneous part in heating furnace provides installation site.Part rest area is used to enter the part that will carry out combustion heating Row is of short duration to be positioned over storage.Part treatment region is used to heat the part for needing to heat.Combustion system be used for pair Combustion heating is carried out to part.Also, part treatment region one end is connected with heating furnace base, and the other end is alternatively remote or close Heat furnace base.Before handling part, first, the other end of part treatment region is adjusted away from heating furnace base, shape State is lifted into side, meanwhile, part is placed on part rest area by feed device.Secondly, part treatment region is adjusted again The other end is close to heating furnace base, in order to which part treatment region is heated to the part placed.Then, part completes heating Afterwards, the other end of regulation part treatment region, away from heating furnace base, forms side and lifts state again, meanwhile, after heating Part takes out.When thus improving the heat treatment of large-scale steel, casting, weldment, forging, gas-fired heater charging is inconvenient, dress Expect the low problem of efficiency, and then save labour cost height, increase economic efficiency.A kind of heating system is provided, be make use of above-mentioned Gas-fired heater carries out charging heating to part, can improve charging efficiency, solves the problem of charging is difficult, reduces labour cost, Improve economic well-being of workers and staff.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore is not construed as pair The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this A little accompanying drawings obtain other related accompanying drawings.
The structural representation of the first gas-fired heater that Fig. 1 is provided for embodiments of the invention in the first state;
The structural representation of the first gas-fired heater that Fig. 2 is provided for embodiments of the invention in a second state;
The structural representation for second of gas-fired heater that Fig. 3 provides for embodiments of the invention;
The structural representation of the third gas-fired heater that Fig. 4 is provided for embodiments of the invention in a second state.
Icon:100- gas-fired heaters;101- heats furnace base;102- parts rest area;103- part treatment regions;105- Combustion system;107- hydraulic lifts mechanism;109- first ends;The ends of 111- second;113- heating furnace synchronization systems;115- is supported Part;117- burning pipe-line systems;The burners of 119- first;The burners of 121- second;123- treatment region bodies;127- burners are protected Shield;129- cylinders;131- connecting rods.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings The component of example can be arranged and designed with a variety of configurations.Therefore, reality of the invention below to providing in the accompanying drawings The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made Every other embodiment, belongs to the scope of protection of the invention.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to explanation, term " on ", " under ", "left", "right", " interior ", " outer " in the description of the embodiment of the present invention Orientation or position relationship Deng instruction are that, based on orientation shown in the drawings or position relationship, or the invention product is used when using The orientation or position relationship often put, are for only for ease of the description present invention and simplify description, rather than indicate or imply and be signified Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention Limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important Property.
In the description of the embodiment of the present invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or detachably connecting Connect, or be integrally connected;Can be mechanical connection or electrical connection;Can be joined directly together, middle matchmaker can also be passed through Jie is indirectly connected to, and can be the connection of two element internals.For the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.
Refering to Fig. 1, a kind of gas-fired heater 100 is present embodiments provided, including:Heat furnace base 101, be arranged at heating The part rest area 102 of furnace base 101, part treatment region 103 and it is arranged in part treatment region 103 and for entering to part The combustion system 105 of row combustion heating.
In the present embodiment, referring to Fig. 1, the shape for heating furnace base 101 is substantially in rectangular-shape, heating furnace bottom Seat 101 can be installed on ground or workbench.Heating furnace base 101 is used to provide stabilization for whole gas-fired heater 100 Support force, while the setting for the miscellaneous part in gas-fired heater 100 provides installation site.Certainly, the present invention other In embodiment, the shape and the position of installation for heating furnace base 101 can be selected according to demand, and such as shape can be with For cylinder, the square bodily form or other irregular shapes etc., the present invention is not limited.
In the present embodiment, referring to Fig. 1, part rest area 102 is arranged on heating furnace base 101, for putting Put part to be heated.The shape of part rest area 102 is similar to cuboid.Due to the part for needing to be heat-treated Size, dimension and shape are not known, are detachably connected, are detachably connected between part rest area 102 and heating furnace base 101 Connect and facilitate part rest area 102 to carry out correspondingly adjustment according to the shape, size and size of specifically part with changing. Certainly, in other embodiments of the invention, the shape of part rest area 102, size and heating furnace base 101 between Connected mode can be selected and adjusted according to the concrete condition for the part placed, such as can be welding, this hair It is bright not limit.
In the present embodiment, part treatment region 103 is used to heat part to be heated.Part treatment region 103 include treatment region body 123.The first end 109 for the treatment of region body 123 is connected with heating furnace base 101, treatment region body 123 the second end 111 is alternatively away from or close to heating furnace base 101.Before handling part, first, regulation zero Second end 111 of part treatment region 103 forms side and lifts state away from heating furnace base 101, meanwhile, part is passed through into feed device It is placed on part rest area 102.Secondly, the close heating furnace base 101 in the second end 111 of part treatment region 103 is adjusted again, with It is easy to 103 pairs of parts placed of part treatment region to heat.Then, part is completed after heating, and part processing is adjusted again Second end 111 in area 103 forms side and lifts state away from heating furnace base 101, meanwhile, the part after heating is taken out.By When this improves large-scale steel, casting, weldment, heat treatment of forging, gas-fired heater 100 feeds inconvenience, and charging efficiency is low The problems such as, and then labour cost height is saved, increase economic efficiency.
As preferred scheme, referring to Fig. 2, gas-fired heater 100 also includes the hydraulic pressure for being arranged at heating furnace base 101 Lifting mechanism 107, hydraulic lift mechanism 107 is used for the treatment region body 123 for driving part treatment region 103 so that treatment region body 123 the second end 111 is alternatively away from or close to heating furnace base 101.Certainly, in other embodiments of the invention, hydraulic pressure Lifting mechanism 107 can also be substituted using other devices that can play driving function, and the present invention is not limited.
Specifically, hydraulic lift mechanism 107 is provided with cylinder 129 and connecting rod 131, connecting rod 131 and treatment region sheet Body 123 is connected, and cylinder 129 is used for drive connection bar 131, under the driving of cylinder 129, the support treatment region body of connecting rod 131 123 motions so that the second end 111 for the treatment of region body 123 is alternatively away from or close to heating furnace base 101.
In the present embodiment, gas-fired heater 100 also includes control system (not shown), and control system is electrically connected to hydraulic pressure Lifting mechanism 107, and startup or closing of the control system for controlling hydraulic lift mechanism 107.It is placed on when there are part needs During part rest area 102, the cylinder 129 of control system control hydraulic lift mechanism 107 promotes the support treatment region sheet of connecting rod 131 The part for needing to be heat-treated simultaneously is positioned over part and put by the second end 111 of body 123 away from heating furnace base 101 Put area 102.When the part placed needs to be heat-treated, the cylinder of control system control hydraulic lift mechanism 107 129 drive connection bars 131 are shunk, and the second end 111 to cause treatment region body 123 is carried out close to heating furnace base 101 with this Heat treatment operation.After heat treatment operation is completed, the cylinder 129 of control system control hydraulic lift mechanism 107 promotes connection At the same time taken out away from heating furnace base 101 after Overheating Treatment at second end 111 of the support treatment region of bar 131 body 123 Part.So design, improve the mechanical automation ability of equipment, improve operating efficiency, reduce cost of labor.
Specifically, control system includes one kind in programmable logic controller, single-chip microcomputer or computer.FPGA Controller (PLC), single-chip microcomputer or computer.Programmable logic controller (PLC) uses a class programmable memory, for inside it Storage program, the user oriented instruction such as execution logic computing, sequential control, timing, counting and arithmetical operation, and pass through numeral Or the various types of machineries of analog pattern input/output control or production process.Certainly, in other embodiments of the invention, control The species of system processed can be selected according to demand, and the present invention is not limited.
In the present embodiment, referring to Fig. 3, the stability of the part treatment region 103 due to lifting state in side is weaker.Cause This, gas-fired heater 100 can also be arranged at the heating furnace synchronization system 113 of heating furnace base 101 according to demand, and heating furnace is same Step system 113 is provided with multiple support members 115, and multiple support members 115 are connected with part treatment region 103, and in hydraulic lift Support part treatment region 103 makes it keep balance when the driving part treatment region of mechanism 107 103 is moved.
Specifically, because when part treatment region 103 lifts state in side, the first end 109 of part treatment region 103 is relative Heating furnace base 101 is fixed, and the second end 111 is raised by hydraulic lift mechanism 107, therefore, and heating furnace synchronization system 113, which is located at, to be added The direction of the first end 109 of hot furnace base 101 and close part treatment region 103, can be handled the part that state is lifted in side Area 103 provides stable support force, thereby guarantees that under each state residing under the driving of cylinder 129 of part treatment region 103 All it is stable.
In the present embodiment, Fig. 1 to Fig. 3 is referred to, because in the prior art, heavy parts are uniform due to heat treatment temperature Property bad, the problem of causing product defects often.Therefore, combustion system 105 includes may be contained within the burning for the treatment of region body 123 Pipe-line system 117, the first burner 119 and the second burner 121, the first burner 119 are used for treatment region body 123 Middle top is heated, and the second burner 121 is used to heat the middle lower section for the treatment of region body 123.Certainly, middle top with And middle lower section is defined all in accordance with the use state for the treatment of region body 123, when the use state for the treatment of region body 123 changes Also change therewith.Meanwhile, in other embodiments of the invention, the number of the first burner 119 and the second burner 121 can Correspondingly to be adjusted according to demand, for example, it can use multigroup high-velocity combustion heater, the pulse-combustion system combined System etc., the present invention is not limited.
Specifically, the first burner 119 is located at the lower left for the treatment of region body 123, and the second burner 121 is located at treatment region The upper right side of body 123.When being heat-treated to part, pass through the 121 pairs of processing of the first burner 119 and the second burner Uniformly heated in the multiple regions in upper, middle and lower in area's body 123.
As preferred scheme, combustion system 105 also includes being arranged at multiple regions in treatment region body 123 and with the Corresponding first temperature sensor of one burner 119 and with the corresponding second temperature sensor of the second burner 121, first temperature Spending sensor is used to detect the temperature around the first burner 119, and second temperature sensor is used to detect the second burner 121 weeks The temperature enclosed, burning pipe-line system 117 is according to the first temperature sensor and the detected value of second temperature sensor regulation first The heat output of the burner 121 of burner 119 and second, by the high speed of the first burner 119 and the second burner 121 Air-flow makes the air-flow in arrival gas-fired heater 100 constantly be stirred, so that the Temperature Distribution of each point of part treatment region 103 Reach unanimously, improve the uniformity of the temperature in gas-fired heater 100.Certainly, in other embodiments of the invention, first The number of temperature sensor and second temperature sensor can be selected according to demand, and the present invention is not limited.
As preferred scheme, the first temperature sensor and second temperature sensor are electrically connected to control system, control System processed is configured as according to the first temperature sensor and the detected value of second temperature sensor control burning pipe-line system 117 Adjust the heat output of the first burner 119 and the second burner 121.So design can further improve the machine of equipment Tool automatic capability, so as to improve operating efficiency.
In the present embodiment, referring to Fig. 4, having certain danger because the temperature of heat treatment is higher, therefore combustion gas Heating furnace 100 can also set burner protective cover 127 according to demand, and burner protective cover 127 is installed on part treatment region 103 Outside, for providing safety guarantee for whole heat treatment.
The present embodiment additionally provides a kind of heating system (not shown), including gas-fired heater 100.
A kind of gas-fired heater 100 of embodiments of the invention offer and the operation principle of heating system are:
When thering is part to need to be placed on part rest area 102, the cylinder of control system control hydraulic lift mechanism 107 129 promote the second end 111 of the support treatment region of connecting rod 131 body 123 away from heating furnace base 101, will simultaneously need The part being heat-treated is positioned over part rest area 102.When the part placed needs to be heat-treated, control system The drive connection bar 131 of cylinder 129 of system control hydraulic lift mechanism 107 is shunk, to cause the second end for the treatment of region body 123 111, close to heating furnace base 101, heat treatment operation are carried out with this.After heat treatment operation is completed, control system control hydraulic pressure The cylinder 129 of lifting mechanism 107 promotes the second end 111 of the support treatment region of connecting rod 131 body 123 away from heating furnace base 101, at the same time take out the part after Overheating Treatment.So design, improve the mechanical automation ability of equipment, improve Operating efficiency, reduces cost of labor.
Also, also set up the first temperature sensor be used for detect the first burner 119 around temperature, second temperature sense Device is used to detect the temperature around the second burner 121, and burning pipe-line system 117 is according to the first temperature sensor and the second temperature The detected value for spending sensor adjusts the heat output of the first burner 119 and the second burner 121, by the first burner 119 and second the high velocity air of burner 121 air-flow in arrival gas-fired heater 100 is constantly stirred so that The Temperature Distribution of each point of part treatment region 103 reaches unanimously, improves the uniformity of the temperature in gas-fired heater 100.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (10)

1. a kind of gas-fired heater, it is characterised in that including heating furnace base, be arranged at heating furnace base part rest area, Part treatment region and it is arranged in the part treatment region and for carrying out the combustion system of combustion heating to the part;Institute State part treatment region one end to be flexibly connected with the heating furnace base, the other end is alternatively away from or close to the heating furnace bottom Seat.
2. gas-fired heater according to claim 1, it is characterised in that the gas-fired heater is also described including being arranged at The hydraulic lift mechanism of furnace base is heated, the hydraulic lift mechanism is used to drive the part treatment region so that at the part The other end in area is managed alternatively away from or close to the heating furnace base.
3. gas-fired heater according to claim 2, it is characterised in that the gas-fired heater also includes control system, The control system is electrically connected to hydraulic lift mechanism and startup or closing for controlling the hydraulic lift mechanism.
4. gas-fired heater according to claim 3, it is characterised in that the control system is controlled including Programmadle logic Device, single-chip microcomputer or computer.
5. the gas-fired heater according to any one of claim 2 to 4, it is characterised in that the gas-fired heater is also wrapped The heating furnace synchronization system for being arranged at the heating furnace base is included, the heating furnace synchronization system is provided with multiple support members, institute State multiple support members to be connected with the part treatment region, for driving the part treatment region fortune in the hydraulic lift mechanism The part treatment region is supported it is kept balance when dynamic.
6. gas-fired heater according to claim 3, it is characterised in that the part treatment region has treatment region body; The combustion system includes the burning pipe-line system for being arranged at the treatment region body and is connected with the burning pipe-line system Multiple burners, the multiple burner is used to heat multiple regions of the treatment region body.
7. gas-fired heater according to claim 6, it is characterised in that the combustion system is also described more including being arranged at Individual region and with the one-to-one multiple temperature sensors of the multiple burner, the multiple temperature sensor is used to detect institute The temperature around multiple burners is stated, the burning pipe-line system adjusts each according to the detected value of each temperature sensor The heat output of the burner.
8. gas-fired heater according to claim 7, it is characterised in that the multiple temperature sensor is electrically connected to institute Control system is stated, the control system is configured as controlling the burning pipeline according to the detected value of the multiple temperature sensor The heat output of the multiple burner of system fading margin.
9. gas-fired heater according to claim 8, it is characterised in that the gas-fired heater is also described including being arranged at The burner protective cover of part treatment region.
10. a kind of heating system, it is characterised in that including the gas-fired heater any one of claim 1 to 9.
CN201710544516.6A 2017-07-05 2017-07-05 A kind of gas-fired heater and heating system Pending CN107166961A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710544516.6A CN107166961A (en) 2017-07-05 2017-07-05 A kind of gas-fired heater and heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710544516.6A CN107166961A (en) 2017-07-05 2017-07-05 A kind of gas-fired heater and heating system

Publications (1)

Publication Number Publication Date
CN107166961A true CN107166961A (en) 2017-09-15

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CN201710544516.6A Pending CN107166961A (en) 2017-07-05 2017-07-05 A kind of gas-fired heater and heating system

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CN (1) CN107166961A (en)

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Publication number Priority date Publication date Assignee Title
CN2575451Y (en) * 2002-09-27 2003-09-24 中国人民解放军海军青岛基地装备部军械处 Automatic discharging greasy dirt non-return valve without striping & washing in kitchen and toilet room
CN201107286Y (en) * 2007-11-07 2008-08-27 中钢集团洛阳耐火材料研究院有限公司 Experiment furnace of water flow flat-plate method heat conductivity coefficient tester
CN104534873A (en) * 2014-12-03 2015-04-22 浙江宇辰工业炉有限公司 Baking technology production system for furnace burdens
CN105043107A (en) * 2015-08-17 2015-11-11 浙江尚鼎工业炉有限公司 Furnace cover lifting mechanism and nitrogenation oven with mechanism
CN205576231U (en) * 2016-03-30 2016-09-14 江苏界达特异新材料股份有限公司 Single heating furnace of open -type
CN205641967U (en) * 2016-03-31 2016-10-12 天津天机恒泰机械设备有限公司 Metallurgical stove of industry
CN207006854U (en) * 2017-07-05 2018-02-13 江苏丰东热技术有限公司 A kind of gas-fired heater and heating system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2575451Y (en) * 2002-09-27 2003-09-24 中国人民解放军海军青岛基地装备部军械处 Automatic discharging greasy dirt non-return valve without striping & washing in kitchen and toilet room
CN201107286Y (en) * 2007-11-07 2008-08-27 中钢集团洛阳耐火材料研究院有限公司 Experiment furnace of water flow flat-plate method heat conductivity coefficient tester
CN104534873A (en) * 2014-12-03 2015-04-22 浙江宇辰工业炉有限公司 Baking technology production system for furnace burdens
CN105043107A (en) * 2015-08-17 2015-11-11 浙江尚鼎工业炉有限公司 Furnace cover lifting mechanism and nitrogenation oven with mechanism
CN205576231U (en) * 2016-03-30 2016-09-14 江苏界达特异新材料股份有限公司 Single heating furnace of open -type
CN205641967U (en) * 2016-03-31 2016-10-12 天津天机恒泰机械设备有限公司 Metallurgical stove of industry
CN207006854U (en) * 2017-07-05 2018-02-13 江苏丰东热技术有限公司 A kind of gas-fired heater and heating system

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Application publication date: 20170915

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