CN201283620Y - Heating system for crosslinking polyolefin foaming furnace - Google Patents
Heating system for crosslinking polyolefin foaming furnace Download PDFInfo
- Publication number
- CN201283620Y CN201283620Y CNU2008201352440U CN200820135244U CN201283620Y CN 201283620 Y CN201283620 Y CN 201283620Y CN U2008201352440 U CNU2008201352440 U CN U2008201352440U CN 200820135244 U CN200820135244 U CN 200820135244U CN 201283620 Y CN201283620 Y CN 201283620Y
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- heating system
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- fan
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Abstract
A heating system for crosslinking polyolefin foaming stove is installed in a vertical stove of a foaming stove. The heating system is composed of two sets of identical heaters. The heater is composed of a hot wind channel, a heating rod and a fan. The hot wind channel is composed of a longitudinal channel and a transverse channel. The longitudinal channel has an opening on top. The transverse channel has an opening in front. The bottom of the longitudinal channel and the back end of the transverse channel are engaged together. A heating rod is equipped inside the longitudinal channel. The fan is equipped inside the transverse channel. The heating system has a simple and compact structure, causes the thermal current to circulate in a certain area for centralizing the heat, can accurately control the area temperature and make the sheet in different format foam and form in the continuous industrial production.
Description
Technical field
The utility model relates to irradiated crosslinked polyalkene coiled material foaming furnace firing equipment.
Background technology
Existing crosslinking polyolefin foaming stove is combined with vertical furnace chamber by horizontal furnace chamber, and whole foaming furnace is the angle square shape, is provided with heater in vertical furnace.
In Chinese patent CN2790731Y, heater is made up of many heating rods, and these heating rods are uniform from top to bottom along the vertical furnace inwall, by the heat radiation that heating rod produces the sheet material in the vertical furnace is heated.
In Chinese patent CN1799809A, heater is made up of the far infrared heating of laying on the vertical furnace inner liner wall, and far infrared heating is covered with the inner liner wall of vertical furnace.
Above-mentioned two patents attempt to take the control of segmentation temperature, to guarantee vertically have a rational temperature gradient to distribute in the vertical furnace, yet, because vertical furnace has stack effect, hot-air rises rapidly in vertical furnace, makes that each temperature province influences each other in the vertical furnace, can't accurately implement regional temperature control, make the sheet material of different size accurate foaming and setting in continuous industry production, yield rate is low.
The utility model content
For addressing the above problem, the purpose of this utility model provides a kind of crosslinking polyolefin foaming stove heating system, simple and compact for structure, make thermal current circulation in certain zone, heat is concentrated and is used, can accurately implement regional temperature control, make sheet material accurate foaming and setting in continuous industry production of different size.
For achieving the above object, the utility model adopts following technical proposals:
A kind of crosslinking polyolefin foaming stove heating system, be installed in the vertical furnace of foaming furnace, this heating system is made of two groups of identical heaters, it is characterized in that: described heater is made up of hot-air channel, heating rod, fan, hot-air channel is made up of vertical passage and interconnection, the top of described vertical passage is uncovered, the front end of interconnection is uncovered, the bottom of vertical passage and the rear end of interconnection are engaged togather, described heating rod is arranged in the vertical passage, and fan is arranged in the interconnection.
Described hot-air channel is welded by thermal insulation board.
The utility model has following positive beneficial effect
Because heating rod is concentrated and is arranged in the vertical passage of hot-air channel, with the fan that is installed in the interconnection heat is blown on the sheet material, eliminated the adverse effect of heating rod direct heat radiation to sheet material, hot blast from the discharge of interconnection front port, form the thermal current that rises after running into sheet material, under the draft effect of fan, this thermal current is sucked in the vertical passage by the top port of vertical passage again, and then in interconnection, blow out, make thermal current circulation in certain zone, heat is concentrated and is used, and can accurately implement regional temperature control, makes sheet material accurate foaming and setting in continuous industry production of different size.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the vertical view cutaway drawing of horizontal stove among Fig. 1.
Fig. 3 is the partial enlarged drawing of Fig. 1.
The specific embodiment
Number in the figure
1 unwinding rack, 2 charging draw-gears, 3 cyclic conveyors
4 sheet materials, 5 air-coolers, 6 expanding units
7 vertical furnaces, 8 observation windows, 9 discharging deflector rolls
10 felt wrapped rolls, 11 discharging drawing roller, the 12 dischargings roller of rectifying a deviation
13 rolling carry-over pinch rolls, 14 rolling framves, 15 little burner hearths
16 port thoraxes, 17 port thoraxes, 18 cooling ducts
19 cooling ducts, 20 cooling ducts, 21 cooling ducts
22 hot-air channels, 23 heating rods, 24 fans
25 interconnections, 26 vertical passages
Please refer to Fig. 1, Fig. 2, Fig. 3, the utility model is a kind of crosslinking polyolefin foaming stove heating system, be installed in the vertical furnace 7 of foaming furnace, this heating system is made of two groups of identical heaters, every group of heater is by hot-air channel 22, heating rod 23, fan 24 is formed, hot-air channel 22 is made up of interconnection 25 and vertical passage 26, the top of vertical passage 26 is uncovered, the front end of interconnection 25 is uncovered, the rear end of the bottom of vertical passage 26 and interconnection 25 is engaged togather, the cross section of hot-air channel 22 is L-shaped, and heating rod 23 is concentrated and is arranged in the vertical passage 26, and fan 24 is arranged in the interconnection 25.Hot-air channel 22 is by being welded by thermal insulation board.
Crosslinking polyolefin foaming stove is made up of horizontal stove, vertical furnace, and horizontal stove is rearranged by the independently little burner hearth of multistage for dividing body structure, and in the present embodiment, little burner hearth has three sections, and these three sections port thoraxes 15,16,17 are arranged at interval.
Leave certain space between the little burner hearth of two neighboring sections, charging draw-gear 2 is arranged on the epistome of going into of first section port thorax 15, vertical furnace 7 is arranged on the outlet below of the last section port thorax 17, be provided with a pair of cooling duct 18 in the space between the port thorax 15,16, be provided with a pair of cooling duct 19 in the space between the port thorax 16,17.
Corner between the outlet of the last section port thorax 17 and the inlet of vertical furnace 7 is provided with a pair of cooling duct 20.The inside of the last section port thorax 17 is provided with a pair of cooling duct 21.Each cooling duct 18,19,20,21 is arranged along the both sides of sheet material 4 respectively.Each cooling duct all is connected with air-cooler 5.The sidewall of vertical furnace 7 is provided with observation window 8.
The corollary equipment of crosslinking polyolefin foaming stove comprises unwinding rack 1, charging draw-gear 2, cyclic conveyor 3.Unwinding rack 1 is by bearing, rotating shaft and brake block are formed, charging draw-gear 2 is made up of the rotation roller of paired setting, cyclic conveyor 3 is by conveyer belt, rotating cylinder is formed, the conveyer belt of cyclic conveyor 3 is extended to the turning joining place of the last section port thorax 17 and vertical furnace 7 always by the inlet of first section port thorax 15, be provided with expanding unit 6 in the inside of vertical furnace 7, expanding unit 6 is made of the cylinder of a pair of hollow belt cooling system, cylinder is by the mechanical driving device driven rotary, cylinder forms the clamping shape to foam sheet, be provided with a pair of discharging deflector roll 9 in the bottom of vertical furnace 7, be provided with two pairs of felt wrapped rolls 10 in the exit of vertical furnace, be two pairs of discharging drawing roller 11 subsequently, four dischargings roller 12 of rectifying a deviation is rolling carry-over pinch rolls 13 and rolling frame 14 then successively.
During production, the polyalkene foaming rolling sheet material of crosslinking with radiation is packed in the unwinding rack 1, through charging draw-gear 2, cyclic conveyor 3 is fed through in the little burner hearth of each section of horizontal stove, by the preheating of each section port thorax, sheet material 4 is progressively heated, until cyclic conveyor 3 ends, under the effect of gravity, sheet material 4 freely hangs in the vertical furnace 7 that hangs down, because heating rod 23 is concentrated and is arranged in the vertical passage 26 of hot-air channel 22, with the fan 24 that is installed in the interconnection 25 heat is blown on the sheet material 4, eliminated the adverse effect of heating rod 23 direct heat radiation to sheet material 4, hot blast from the discharge of interconnection 25 front ports, form the thermal current that rises after running into sheet material, under the draft effect of fan 24, this thermal current is sucked in the vertical passage 26 by the top port of vertical passage again, and then in interconnection 25, blow out, make thermal current circulation in certain zone, heat is concentrated and is used, can accurately implement regional temperature control, make sheet material accurate foaming and setting in vertical furnace of different size, be provided with expanding unit 6 in the vertical furnace 7, under the clamping action of expanding unit 6, sheet material 4 stretches " expansion " along three-dimensional, the smooth-going ground of sheet material after the foaming is operation downwards, and the lower opening from vertical furnace 7 under 9 guide effects of discharging deflector roll is come out, then, through felt wrapped roll 10 press polish, under the draw of discharging drawing roller 11, walk around four dischargings rectify a deviation roller 12 and rolling carry-over pinch rolls 13, at last by 14 rollings of rolling frame.
Claims (2)
1. crosslinking polyolefin foaming stove heating system, be installed in the vertical furnace of foaming furnace, this heating system is made of two groups of identical heaters, it is characterized in that: described heater is made up of hot-air channel, heating rod, fan, hot-air channel is made up of vertical passage and interconnection, the top of described vertical passage is uncovered, the front end of interconnection is uncovered, the bottom of vertical passage and the rear end of interconnection are engaged togather, described heating rod is arranged in the vertical passage, and fan is arranged in the interconnection.
2. crosslinking polyolefin foaming stove heating system as claimed in claim 1 is characterized in that: described hot-air channel is welded by thermal insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201352440U CN201283620Y (en) | 2008-09-12 | 2008-09-12 | Heating system for crosslinking polyolefin foaming furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201352440U CN201283620Y (en) | 2008-09-12 | 2008-09-12 | Heating system for crosslinking polyolefin foaming furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201283620Y true CN201283620Y (en) | 2009-08-05 |
Family
ID=40948605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201352440U Expired - Fee Related CN201283620Y (en) | 2008-09-12 | 2008-09-12 | Heating system for crosslinking polyolefin foaming furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201283620Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365144A (en) * | 2014-09-15 | 2016-03-02 | 湖北祥源新材科技有限公司 | Crosslinking polyolefin foaming furnace |
| CN108621523A (en) * | 2017-03-24 | 2018-10-09 | 卡西欧计算机株式会社 | The expanding method and computer readable storage medium of expansion device, stereo-picture formation system, thermal expansivity sheet material |
-
2008
- 2008-09-12 CN CNU2008201352440U patent/CN201283620Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365144A (en) * | 2014-09-15 | 2016-03-02 | 湖北祥源新材科技有限公司 | Crosslinking polyolefin foaming furnace |
| CN108621523A (en) * | 2017-03-24 | 2018-10-09 | 卡西欧计算机株式会社 | The expanding method and computer readable storage medium of expansion device, stereo-picture formation system, thermal expansivity sheet material |
| CN108621523B (en) * | 2017-03-24 | 2020-10-16 | 卡西欧计算机株式会社 | Expansion device, stereoscopic image forming system, expansion method of thermal expansion sheet, and computer-readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20160912 |