CN102689715B - Gas heat shrinkage furnace - Google Patents
Gas heat shrinkage furnace Download PDFInfo
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- CN102689715B CN102689715B CN201210196615.7A CN201210196615A CN102689715B CN 102689715 B CN102689715 B CN 102689715B CN 201210196615 A CN201210196615 A CN 201210196615A CN 102689715 B CN102689715 B CN 102689715B
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- frame
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- heat shrinkage
- combustion
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 43
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 230000001360 synchronised effect Effects 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 70
- 238000009434 installation Methods 0.000 claims description 19
- 239000000567 combustion gas Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000002737 fuel gas Substances 0.000 claims description 3
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- 239000004677 Nylon Substances 0.000 claims description 2
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 2
- 235000012211 aluminium silicate Nutrition 0.000 claims description 2
- 239000011229 interlayer Substances 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- 239000002937 thermal insulation foam Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000446 fuel Substances 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 12
- 229920006300 shrink film Polymers 0.000 description 7
- 230000008602 contraction Effects 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 230000037452 priming Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses a gas heat shrinkage furnace, which consists of a frame, a heat shrinkage frame and a combustion control system, wherein the frame is arranged on one side of a conveying line; the heat shrinkage frame and the combustion control system are assembled and then can move up and down along the frame; a longitudinal central line of the heat shrinkage frame is overlapped with the center of the conveying line. The frame is a portal frame consisting of two upright posts and a crossbeam; a driving part is driven by a speed-reducing motor and is distributed on the top of the frame; the lifting transmission of the heat shrinkage frame is transmitted by a synchronous belt; and the heat shrinkage frame forms two groups of independent heat shrinkage areas through two sets of air-fuel distribution chambers, two sets of cold air distribution chambers, four pairs of linear nozzle parts, two groups of air blowing guide parts and a whole set of hot-air shielding system. The gas heat shrinkage furnace is high in heat utilization efficiency, short in shrinkage time and rapid in production progress; the temperature of hot air is easily regulated, a relatively thin shrinkage film can be used, and the using cost is reduced; and the gas heat shrinkage furnace is started when a workpiece exists and stops combusting when the workpiece does not exist, so that the heat loss is low, and the energy is saved.
Description
Technical field
The invention belongs to package packing machine, be specifically related to a kind of utilize combustion of natural gas to produce flue gas and heat add hot air formed hot blast, the product external packaging materials such as PE heat shrink films are heated thus the combustion gas thermal-shrinkage furnace making it shrink.
Technical background
At present, the packaging of paper mill sheet paper adopts PE heat shrink films to pack mostly.
Chinese patent ZL200320124036.8 " plate paper packaging machine " discloses sheet paper heat shrink films packing method and the device of a set of very highly effective.What the method PE film constriction adopted is take electric power as the tunnel heating of the energy, in continuous flow procedure, paper stack egress of heat of causing when passing in and out stove is comparatively large thus need continuous heating to carry out additional heat could to meet need of production, so productive temp is restricted and wastes energy.
Summary of the invention
The present invention aims to provide a kind of energy produced as hot blast with natural fuels, the instant heating frame combustion gas thermal-shrinkage furnace that just can work when there being workpiece to need to shrink.Technical matters to be solved is in sheet paper package production, starts work immediately when there being product needed to shrink, and can heating be stopped immediately being in readiness for action after having shunk; And can according to the size of product yield, two equipment of connecting on a production line are to reach higher production efficiency.
The present invention realizes above-mentioned purpose technical solution scheme:
Combustion gas thermal-shrinkage furnace, is made up of frame, pyrocondensation frame and controller for gas three parts.After pyrocondensation frame and controller for gas connect by roller supporting in frame, can move up and down along frame under the dragging of Timing Belt; Complete machine is arranged in the side of travel line, and the longitudinal centerline of pyrocondensation frame overlaps with the line of centers of travel line throughput direction.
Described frame is made up of pillar parts, top cross-bar, base cross members, weight member and actuating device.Pillar parts is made by square hollow section steel, and top cross-bar connects the rear erecting frame forming whole equipment with base cross members.Weight member is stacked by polylith clump weight and has screw rod to fix, and is provided with wear resistant nylon guide plate at the top of clump weight and bottom.Weight member is arranged on column inside, is moved up and down along column inside by the dragging of Timing Belt, is used for balancing the weight of pyrocondensation frame and controller for gas thus reduces drive part power.Actuating device is made up of reducing motor, rolling bearing units, axle drive shaft, coupler, synchronous pulley and Timing Belt.Synchronous pulley is installed on the driving shaft, axle drive shaft two ends are supported on column by rolling bearing units, synchronous pulley is driven to rotate by reducing motor, the employing opening band of Timing Belt, the Lift Part that two ends connect weight member respectively and are made up of gas control system and pyrocondensation frame.
Described pyrocondensation frame fires mixed gas distributor chamber, air chamber, linear burner, hot blast shield member, blowing guiding parts and gusset piece by sky and forms; The mixed gas distributor chamber of empty combustion and air chamber are made into the rectangular frame of same specification by hollow square hollow section steel, and leave admission port and air extractor duct in the position needed; The mixed gas distributor chamber of the empty combustion of two covers and Liang Tao air chamber are by connecting steel plate composition pyrocondensation frame main body; Be fixed on the air extractor duct of empty combustion mixing chamber by air inlet pipe after four groups of linear burner assemblings.Hot blast shield member becomes definite shape by heat-resistance stainless steel steel plate bending and has aluminium silicate heat insulation foam interlayer; Hot blast shield member is arranged in around linear burner.Cold wind blowing device is made by square hollow section steel, and is provided with the burner bore of certain specification, and four cold wind blowing devices are arranged on air extractor duct place of air chamber.After blowing guiding parts becomes definite shape by heat-resistance stainless steel steel plate bending, be fixed between cold wind blowing device and hot blast shield member after being assembled into parts, after the flue gas after burning and the air of heating mix with cold wind, blow to heat shrink films surface from here.
Described combustion control system is made up of installation frame, gas supply system, Air supply system, mixed gas system and FCS.Installation frame is used for installing gas supply system, mixed gas system, Air supply system and igniting and fire detection system; Installation frame both sides are provided with track adjusting wheel and Timing Belt coupling block, and and move up and down along column under Timing Belt drags after the connection of pyrocondensation frame.Gas supply system is made up of fuel gas pipeline, combustion gas high-voltage switch gear, Low Pressure Gas Network switch and gas electromagnetic valve; Two cover gas supply systems are fixed in installation frame, are used for controlling the break-make of whole combustion systems combustion gas.Air supply system is made up of high pressure positive blower, airline, flow-controlling gate, high-voltage switch gear and low tension switch; Two cover Air supply systems are fixed in installation frame, are used for ensureing the whole supply of combustion systems air and the supply of cold wind.Mixed gas system is made up of zero-pressure valve, mixer, flow valve, low tension switch and gas mixing pipe road; The mixed gas system of two covers is arranged in installation frame, mixes gas distributor chamber after combustion gas access zero-pressure valve with the air of access mixer in premixed device after mixing by a certain percentage by being linked into empty combustion respectively through pipeline after the control of flow valve.Whether FCS, is made up of ignition section and test section, give me a little detection of fighting light a fire successful according to control command.
The principle of work of combustion gas thermal-shrinkage furnace: the heat utilizing combustion of natural gas to produce mixes by air heating and with cold air and reaches uniform temperature after-blow to heat shrink films, and pyrocondensation frame moves up and down along workpiece height thus makes its overall shrinkage.
Progressive effect of the present invention: the flue gas produced with fuel gas buring after gas heating air and cold air are mixed into uniform temperature, and directly blow on heat shrink films, so heating efficiency is high, ST is short, and productive temp is fast; The temperature of hot blast easily regulates, and can use thinner shrink film, reduces use cost; Whole packaging process is visible, easily controls contractive effect; Have during workpiece and just start, stop burning without during workpiece, thermal loss is few, saves the energy; Owing to adopting two groups of hot blast generation systems, so the heating of different temperatures can be implemented to the long limit of paper stack and broadside.
Accompanying drawing explanation
Fig. 1, Fig. 2 are respectively combustion gas thermal-shrinkage furnace structural front view, birds-eye view.
Fig. 3 is rack construction front view.
Fig. 4 is actuating device front view.
Fig. 5 is counter weight device front view.
Fig. 6, Fig. 7 are respectively pyrocondensation frame front view.
Fig. 8, Fig. 9 are respectively empty combustion mixed gas distributor chamber front view, birds-eye view.
Figure 10, Figure 11 are respectively air chamber's front view, birds-eye view.
Figure 12 is linear burner front view.
Figure 13, Figure 14 are respectively blowing guiding parts front view, left view.
Figure 15, Figure 16 are respectively hot blast shield member front view, left view.
Figure 17, Figure 18 are respectively installation frame front view, left view.
Figure 19 is combustion control system front view.
Figure 20 is combustion control system birds-eye view.
In figure: 101. frames, 102. pyrocondensation frames, 103. combustion control system, 201. top cross-bar, 202. actuating device, 203. pillar parts, 204. weight member, 205. base cross members, 301. reducing motor, 302. synchronous pulley, 303. coupler, 304. axle drive shaft, 305. rolling bearing units, 306. Timing Belt, 401. draw otic placode, 402. clump weight, 403. screw rod, 404. guide plate, the mixed gas distributor chamber I of 501. empty combustion, the mixed gas distributor chamber II of 502. empty combustion, 503. hot blast shield members, 504. linear burner parts, 505. blowing guiding partss, 506. air chambers I, 507. air chambers II, 508. gusset piece, 601. mixed gas air inlet pipes, 602. gas mixing pipe roads, 603. burner air inlet pipes, 701. cold wind blast pipes, 702. cold air duct, 703. cold wind blowpipes, 801. burner adapting pipes, 802. priming bar, 803. linear burners, 804. fire defector rods, 901. track adjusting wheel, 902. installation frame, 903. Timing Belt coupling blocks, 1001. gas supply system, 1002. FCS, 1003. mixed gas systems, 1004. Air supply system.
Detailed description of the invention
Fig. 1, Fig. 2 illustrate an embodiment of structure of the present invention.Combustion gas thermal-shrinkage furnace comprises frame 101, pyrocondensation frame 102 and combustion control system 103.Frame 101 is arranged on travel line side, moves up and down after pyrocondensation frame 102 and combustion control system 103 connect along frame 101.During installation, the center superposition on the center of pyrocondensation frame 102 and travel line.
As shown in Figure 3, it comprises top cross-bar 201, actuating device 202, pillar parts 203, weight member 204 and base cross members 205 to frame 101 structure.After two pillar partses 203 and top cross-bar 201, base cross members 205 connect, form gate-type frame.Actuating device 202 is arranged on the top of this frame, and as shown in Figure 4, it comprises reducing motor 301, synchronous pulley 302, coupler 303 and axle drive shaft 304, rolling bearing units 305 and Timing Belt 306 and forms actuating device 202.Actuating device 202 is supported on pillar parts 203 by rolling bearing units 305, and axle drive shaft 304 connects with reducing motor 301, synchronous pulley 302 respectively by coupler 303 and key; Timing Belt 306 one end is connected with weight member 204, and one end is connected with combustion control system 103 in addition; When shrinking station and having workpiece, reducing motor starts, and drives pyrocondensation frame 102 to complete up-and-down movement by Timing Belt 306.Weight member 204 is arranged on the inside of this pillar parts 203, after it is stacked by polylith clump weight 402, entirety is connected into by screw rod 403, bottom it and top is provided with guide plate, be used for leading along during pillar parts 203 inner up-and-down movement to weight member 204, its top is also provided with draws otic placode 401, is used for connecting Timing Belt 306; Weight member 204 is used for gravity when balancing pyrocondensation frame 102 and combustion control system 103 dipping and heaving, thus reaches the object reducing energy consumption.
As shown in Figure 6, Figure 7, it comprises the mixed gas distributor chamber I 501 of empty combustion, the mixed gas distributor chamber II 502 of empty combustion, hot blast shield member 503, linear burner parts 504, blowing guiding parts 505, air chamber I 506, air chamber II 507 and gusset piece 508 to pyrocondensation frame 102 structure.The mixed gas distributor chamber I 501 of empty combustion and the mixed gas distributor chamber II 502 of empty combustion as shown in Figure 8, Figure 9, form by mixed gas air inlet pipe 601, gas mixing pipe road 602 and burner air inlet pipe 603; Gas mixing pipe road 602 is rectangle frame pipe, and empty combustion mixes the gas mixing pipe road of gas distributor chamber I 501 in two long side directions and burner induction tract 603 sealed attachment, the linear burner air feed be used for long side direction; Empty combustion mixes the gas mixing pipe road of gas distributor chamber II 502 in two short side directions and burner induction tract 603 sealed attachment, the linear burner air feed be used for short side direction.Linear burner parts 504 as shown in figure 12, be made up of burner adapting pipe 801, priming bar 802, linear burner 803 and fire defector rod 804, the quantity of linear burner 803 can combine according to the size of workpiece, and priming bar 802 and fire defector rod 804 are arranged on the two ends of the burner assembled respectively; The two ends of burner parts are provided with burner adapting pipe 801, by linear burner parts 504 and empty fire mixed gas distributor chamber I 501 and empty combustion is mixed gas distributor chamber II 502 and connected respectively and by this pipe, mixed gas passed into linear burner parts 504.Air chamber I 506 and air chamber II 507 form by cold wind blast pipe 701, cold air duct 702 and cold wind blowpipe 703; Two cold air ducts 702 as shown in Figure 10, Figure 11, are made into rectangle frame pipe by rectangular hollow section, are provided with cold wind blowpipe 703 respectively at long side direction and broadside, realize drying respectively to workpiece two groups of packed surfaces.Gusset piece 508 is used for mixed for sky combustion gas distributor chamber I 501, the mixed gas distributor chamber II 502 of empty combustion, air chamber I 506 and air chamber II 507 are fixedly connected integrally and are fixedly connected with combustion control system 103.Hot blast shield member 503, as shown in Figure 15, Figure 16, is arranged on empty combustion mixed between gas distributor chamber II 502 and air chamber I 506, is used for isolating pipeline and forming combustion chamber.Blowing guiding parts 505 is as shown in Figure 13, Figure 14, and after the guide vane made by multiple heat-resistance stainless steel forms entirety, be fixed by bolts on cold wind blowpipe 703, hot blast blows to the surface of workpiece uniformly by the guiding of this part.
Combustion control system 103 is as shown in Figure 17, Figure 18, Figure 19 and Figure 20, and it comprises installation frame and controller for gas two parts.As illustrated in figures 19 and 20, it is made up of gas supply system 1001, FCS 1002, mixed gas system 1003 and Air supply system 1004 controller for gas.Wherein gas supply system 1001, is connected with gas source by pipeline, by connecting with the zero-pressure valve admission port in mixed gas system 1003 after reducing valve, filter and electromagnetic valve, pipeline is also provided with high-voltage switch gear and low tension switch.Air supply system 1004 is made up of high pressure positive blower, manifold, flow-controlling gate and air duct, air duct is provided with high-voltage switch gear and low tension switch, wind is out divided into two-way through manifold from blower fan, leads up to after flow valve and connects with the premixed device ventilation inlet in mixed gas system 1003; An other road connects with air chamber through pipeline after flow-controlling gate.Mixed gas system 1003 is made up of zero-pressure valve and mixer, the air extractor duct of zero-pressure valve connects with the admission port of premixed device, combustion gas and air access the admission port of zero-pressure valve and the ventilation inlet of premixed device respectively, formed by a certain percentage and can fire distributor chamber and connect through pipeline from outlet with empty for the sky combustion mixture gas of burning after premixed device mixing.FCS 1002, primarily of ignition controller and detection control device composition, is used for the igniting of control combustion system and fire defector.Controller for gas has two covers, is arranged within installation frame, is formed and two overlaps independently combustion systems, meets the different temperatures heating to workpiece not ipsilateral.Installation frame as shown in Figure 17 and Figure 18, after it forms box-shaped installation frame 902 by shaped steel, is provided with track adjusting wheel 901 and Timing Belt contiguous block 903 in its both ends of the surface; It is by the driving of Timing Belt 306, drives pyrocondensation frame 102 to move up and down.
Working process:
Workpiece covers through teleblem and after weather screen, is transported to thermal contraction station and stops;
Thermal contraction frame drops to operating altitude, fan starting, and after time delay, gas electromagnetic valve is opened;
Ignition controller is lighted a fire;
Weather screen film higher than workpiece portion blows to by the top that hot blast blows to workpiece and after making itself and teleblem shrink certain hour, pyrocondensation frame continues heating downwards, heats the air driven out of in film;
When thermal contraction frame drop to paper stamp bottom time, thermal contraction frame stop under by and blow out the higher hot blast of temperature, by weather screen film and counterdie fusion;
Thermal contraction frame stops heating, and continues to blow a cold wind over;
Heat receives horizontal reset on frame, resets to stamp paper to enclose film and blow a cold wind over;
All upper horizontal reset is complete, and thermal contraction frame stops blowing, waits for next workpiece.
Claims (1)
1. combustion type thermal-shrinkage furnace, is made up of frame, pyrocondensation frame and combustion control system three parts, it is characterized in that:
After pyrocondensation frame and combustion control system connect by roller supporting in frame, complete machine is arranged in the side of travel line, and the longitudinal centerline of pyrocondensation frame overlaps with the line of centers of travel line throughput direction;
Described frame is made up of pillar parts, top cross-bar, base cross members, weight member and actuating device, the erecting frame of whole equipment is formed after pillar parts and top cross-bar connect with base cross members, weight member is stacked by polylith clump weight and has screw rod to fix, be provided with wear resistant nylon guide plate at the top of clump weight and bottom, weight member is arranged on column inside; Actuating device is made up of reducing motor, rolling bearing units, axle drive shaft, coupler, synchronous pulley and Timing Belt, synchronous pulley is installed on the driving shaft, axle drive shaft two ends are supported on column by rolling bearing units, synchronous pulley is driven to rotate by reducing motor, Timing Belt adopts opening band, the Lift Part that two ends connect weight member respectively and are made up of gas control system and pyrocondensation frame;
Described pyrocondensation frame fires mixed gas distributor chamber, air chamber, linear burner, hot blast shield member, blowing guiding parts and gusset piece by sky and forms; The mixed gas distributor chamber of empty combustion and air chamber are made into the rectangular frame of same specification by hollow square hollow section steel and leave admission port and air extractor duct, and the mixed gas distributor chamber of the empty combustion of two covers and Liang Tao air chamber are by connecting steel plate composition pyrocondensation frame main body; Be fixed on the air extractor duct of empty combustion mixing chamber by air inlet pipe after four groups of linear burner assemblings; Hot blast shield member is become by heat-resistance stainless steel steel plate bending and has aluminium silicate heat insulation foam interlayer, and hot blast shield member is arranged in around linear burner; Cold wind blowing device is made by square hollow section steel and is provided with burner bore, and four cold wind blowing devices are arranged on air extractor duct place of air chamber; Blowing guiding parts is become to be fixed between cold wind blowing device and hot blast shield member by heat-resistance stainless steel steel plate bending;
Described combustion control system is made up of installation frame, gas supply system, Air supply system, mixed gas system and FCS; Installation frame installs gas supply system, mixed gas system, Air supply system and igniting and fire detection system, and installation frame both sides are provided with track adjusting wheel and Timing Belt coupling block also and after the connection of pyrocondensation frame moves up and down along column under Timing Belt drags; Gas supply system is made up of fuel gas pipeline, combustion gas high-voltage switch gear, Low Pressure Gas Network switch and gas electromagnetic valve, and two cover gas supply systems are fixed in installation frame; Air supply system is made up of high pressure positive blower, airline, flow-controlling gate, high-voltage switch gear and low tension switch, and two cover Air supply systems are fixed in installation frame; Mixed gas system is made up of zero-pressure valve, mixer, flow valve, low tension switch and gas mixing pipe road, and the mixed gas system of two covers is arranged in installation frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196615.7A CN102689715B (en) | 2012-06-14 | 2012-06-14 | Gas heat shrinkage furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196615.7A CN102689715B (en) | 2012-06-14 | 2012-06-14 | Gas heat shrinkage furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102689715A CN102689715A (en) | 2012-09-26 |
| CN102689715B true CN102689715B (en) | 2015-06-24 |
Family
ID=46855482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210196615.7A Active CN102689715B (en) | 2012-06-14 | 2012-06-14 | Gas heat shrinkage furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN102689715B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104691847B (en) * | 2013-12-10 | 2017-05-17 | 乐普（北京）医疗器械股份有限公司 | Horizontal laminating thermal shrinkage equipment and thermal shrinkage method |
| FR3094779B1 (en) * | 2019-04-02 | 2021-05-14 | C E R M E X Constructions Etudes Et Rech De Materiels Pour Lemballage Dexpedition | Device for heating batches of coated products and packaging installation by bundling batches of products |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3717939A (en) * | 1971-02-23 | 1973-02-27 | Oven Syst Inc | Shrink film oven |
| EP1147050B1 (en) * | 1999-01-28 | 2002-10-02 | Msk-Verpackungs-Systeme Gesellschaft Mit Beschränkter Haftung | Device for shrinking a shrink-wrap film |
| CN201559830U (en) * | 2009-11-27 | 2010-08-25 | 深圳市通产丽星股份有限公司 | Hot air circulating mechanism of film packing shrinkage device |
| CN201793046U (en) * | 2010-09-17 | 2011-04-13 | 燕京啤酒(桂林漓泉)股份有限公司 | Gas thermal shrinkage film packaging machine |
| CN202089276U (en) * | 2011-05-25 | 2011-12-28 | 燕京啤酒(桂林漓泉)股份有限公司 | Hot film marsh gas hot air utilization control system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4579614A (en) * | 1985-01-11 | 1986-04-01 | Owens-Illinois, Inc. | Label shrink oven |
-
2012
- 2012-06-14 CN CN201210196615.7A patent/CN102689715B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3717939A (en) * | 1971-02-23 | 1973-02-27 | Oven Syst Inc | Shrink film oven |
| EP1147050B1 (en) * | 1999-01-28 | 2002-10-02 | Msk-Verpackungs-Systeme Gesellschaft Mit Beschränkter Haftung | Device for shrinking a shrink-wrap film |
| CN201559830U (en) * | 2009-11-27 | 2010-08-25 | 深圳市通产丽星股份有限公司 | Hot air circulating mechanism of film packing shrinkage device |
| CN201793046U (en) * | 2010-09-17 | 2011-04-13 | 燕京啤酒(桂林漓泉)股份有限公司 | Gas thermal shrinkage film packaging machine |
| CN202089276U (en) * | 2011-05-25 | 2011-12-28 | 燕京啤酒(桂林漓泉)股份有限公司 | Hot film marsh gas hot air utilization control system |
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| CN102689715A (en) | 2012-09-26 |
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Address after: 410116 Hunan province Changsha Yuhua Economic Development Zone emerging Road No. 268 Patentee after: CHANGSHA CHAINT MACHINERY Co.,Ltd. Address before: 410117 No. 118 Xinxing Road, Changsha environmental protection science and Technology Park, Hunan, China Patentee before: CHANGSHA CHAINT CONVEYING & WRAPPING MACHINERY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
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Address after: 268 Xinxing Road, Yuhua Economic Development Zone, Changsha City, Hunan Province Patentee after: China Light Changtai (Changsha) Intelligent Technology Co.,Ltd. Address before: 268 Xinxing Road, Yuhua Economic Development Zone, Changsha City, Hunan Province Patentee before: CHANGSHA CHAINT MACHINERY Co.,Ltd. |