CN201413744Y - Forehearth section curing device of enameling machine - Google Patents
Forehearth section curing device of enameling machine Download PDFInfo
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- CN201413744Y CN201413744Y CN200920135816XU CN200920135816U CN201413744Y CN 201413744 Y CN201413744 Y CN 201413744Y CN 200920135816X U CN200920135816X U CN 200920135816XU CN 200920135816 U CN200920135816 U CN 200920135816U CN 201413744 Y CN201413744 Y CN 201413744Y
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- hot blast
- hot
- hot air
- new
- flow flue
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Abstract
The utility model relates to a forehearth section curing device of enameling machine, comprising a new hot air heating wall connected with the walls of a primary catalytic chamber. An end portion of aheating duct is arranged closely to the new hot air heating wall in the primary catalytic chamber. The axis of a front hot air nozzle and the travel direction of an enameled wire form an angle less than 90 degrees. The front hot air nozzle, a front hot air deflector and an organic waste gas inlet are arranged behind a new hot air nozzle in order. The forehearth section curing device of enamelingmachine repeatedly heats new hot air which covers large enough forehearth section after entering the forehearth section, thus the lacquer film of the enameled wire forms a film on the surface first toprevent particles from binding. The forehearth section curing device of enameling machine replaces electrical heating energy by thermal energy generated by burning organic waste gas, thereby increasing efficiency of the whole enameling machine, guaranteeing quality, saving electric energy, and reducing emission.
Description
Technical field
The utility model relates to enamelled wire and covers and be coated with paint film and cure drying equipment, particularly utilizes the enamelling machine equipment of the thermal energy to replace electric energy heating behind the catalytic combustion, and the forehearth area that relates in particular to the enamelling machine that utilizes catalytic combustion thermal energy is cured dry equipment.
Background technology
In the Production of Enamel Wires industry of prior art, for reducing cost and energy-saving and emission-reduction, some enamelled wire manufacturing firms have researched and developed energy-saving enamelled wire machine baker, and purpose is to realize replacing electric heating with the heat energy of burning organic exhaust gas.
But analyze its mainstream technology scheme, catalytic combustor in most of equipment in the waste gas recycle device all is arranged on burner hearth curing area one end, the gas that the enamelled wire solvent is evaporated burns through catalytic combustor, produce thermal current, burner hearth is squeezed in fresh air following current after the thermal current preheating, and such result makes energy-saving effect and not obvious.
For example: Chinese utility model patent has been arranged No. 02290021.7, the technical scheme of disclosed a kind of " energy-saving little line enameling machine oven " by name, this scheme comprises: a kind of energy-saving little line enameling machine oven, comprise burner hearth, waste gas recycle device, wherein, the inlet of waste gas recycle device is arranged on evaporating area one end of burner hearth, and outlet is connected with curing area one end of burner hearth by circulating fan, branch airduct.
Though the reverse burner hearth cavity of squeezing into of thermal current that this scheme reclaim to produce waste gas, single inlet is far away apart from the evaporating area of burner hearth, still needs the electrothermal tube heating in the evaporating area of burner hearth, and therefore, energy-saving effect does not reach ideal value.
No. 03263874.4 Chinese utility model patent for another example, the technical scheme of disclosed a kind of " two circular form horizontal enameling machine oven " by name, though this scheme is all squeezed into the thermal current that the waste gas recovery produces in the evaporating area and the curing area of burner hearth, but it does not still solve the problem of whole burner hearth reasonable distribution heat, the middle district that is to say burner hearth does not have the heat supply, still needs the electrothermal tube heating.
Simultaneously, this scheme does not think over the problem of quality of enamelled wire, that is to say the evaporating area of the burner hearth when the enamelled wire solvent is evaporated, forehearth area just, be that enamelled wire is the easiest of the interval of particle contamination, this patent is not considered the scale problem of circulating air amount of quoting and fresh hot blast, and the problem between the area of coverage.
The utility model content
For defective and the weak point of avoiding existing in the prior art, the utility model proposes the device that a kind of enamelling machine forehearth area is cured.
The utility model is replaced electrically heated purpose in order to realize with the heat energy of burning organic exhaust gas.Guarantee simultaneously quality of enamelled wire again, forehearth area at main furnace body, evaporating area when just the enamelled wire solvent is evaporated uses the new hot blast that contains fresh air sent here through heat exchanger that enamelled wire is carried out heat baking first earlier, makes the coating surface of the enamelled wire conjunctiva of going ahead of the rest, and resists the bonding of particulate.
In order to make new hot blast have sufficiently high temperature, must the new hot blast that come out from heat exchanger be heated once again, and make new hot blast cover certain interval.
In order to achieve the above object, the utility model is by realizing by the following technical solutions:
Manufacture and design the device that a kind of enamelling machine forehearth area is cured, described device connects main furnace body, heat exchanger, adds hot-flow flue end and primary catalyst chamber, and especially, described device comprises:
One new hot blast heated wall, described new hot blast heated wall and primary catalyst chamber knot wall form; The described hot-flow flue end that adds is arranged on the interior position near new hot blast heated wall of primary catalyst chamber;
Hot blast heated wall before one, described preceding hot blast heated wall and preceding hot blast chamber knot wall form, described preceding hot blast hot-flow flue end before indoor comprising;
Hot blast heated wall, new hot blast heated wall respectively constitute the afterbody and the middle part of new hot-flow flue before described.
There is preceding hot air spout the hot blast chamber before described, and the axis and the enamelled wire direction of advance of described preceding hot air spout are less than 90 ° of angles.
Along the enamelled wire direction of advance new hot air spout being set at first, is preceding hot air spout afterwards, setting forward again, and hot blast wind deflector before comprising, the front again of described preceding hot blast wind deflector is the organic exhaust gas inlet.
The described sectional area that adds the sectional area of hot-flow flue end greater than preceding hot-flow flue end.
Outside the new hot-flow flue outer wall of described new hot-flow flue, insulation material is set.
Compared with prior art, the utility model has carried out multiple heating emphatically to the new hot blast that enters forehearth area, make new hot blast have sufficiently high temperature, and the new hot blast that enters forehearth area has covered enough big forehearth area interval, make the coating surface of the enamelled wire conjunctiva of going ahead of the rest, resist the bonding of particulate.
Simultaneously, the diameter in hot blast conveying pipe road before the utility model choose reasonable, hot blast and new hot blast reach best proportioning before making, the heat energy that the assurance organic exhaust gas produces behind a catalytic combustion is enough kept equipment operation, the utility model also science is provided with preceding hot air spout, preceding hot blast wind deflector, organic exhaust gas inlet, thereby for whole enamelling machine realized raising the efficiency, ensured the quality of products, energy-saving and emission-reduction are taken a firm foundation.
Description of drawings
Fig. 1 is the general principles block diagram of a kind of enamelling machine of the present utility model;
Fig. 2 is the principle schematic of the most preferred embodiment of a kind of enamelling machine forehearth area of the present utility model method of curing and device;
Fig. 3 is a kind of enamelling machine forehearth area of the present utility model method of curing and the schematic diagram that adds the hot-flow flue end of device;
Fig. 4 is the schematic diagram of the preceding hot-flow flue end of a kind of enamelling machine forehearth area of the present utility model method of curing and device.
Number in the figure: 1 enamelled wire, 10 main furnace bodies, 11 forehearth area, in 12 the stove district, stove districts, 13 back, 16 plug for outlet.
20 primary catalyst chamber, 21 organic exhaust gas inlet, 25 catalytic body, 26 advance the heat exchanger air door, and 27 advance the circulating fan air door.
30 circulating fans.
Hot air mixing chambers 40,41 primary air separating ducts, in 42 the air channel, air channels, 43 back, 44 water backs.
Hot-flow flue termination before the 41a, hot-flow flue end before the 41b, hot-flow flue end hole before the 41b1, termination, air channel among the 42a, end, air channel among the 42b, 44a adds the hot-flow flue termination, and 44b adds the hot-flow flue end, and 44b1 adds the hot-flow flue end hole.
47 hot air mixing chamber inlets, 48 hot blast distribution plates.
Hot blast chamber before the hot blast wind deflector before the hot air spout before the 41c, 41h, 41k.
50 heat exchangers, 51 new hot-flow flues, 52 new hot blasts, 53 new warm air regulators, 54 new hot blast heated wall, 55 heat exchange chamber heated wall, 56 preceding hot blast heated wall, 57 heat exchange chambers, 511 new hot air spouts.
60 accumulation chamber of waste gas, 61 flue gas leadings.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
Manufacture and design the device that a kind of enamelling machine forehearth area is cured, most preferred embodiment as shown in Figure 2:
Described device connects main furnace body 10, heat exchanger 50, adds hot-flow flue end 44b and primary catalyst chamber 20, and especially, described device comprises:
One new hot blast heated wall 54, described new hot blast heated wall 54 forms with primary catalyst chamber 20 knot walls; The described hot-flow flue end 44b that adds is arranged on primary catalyst chamber 20 interior positions near new hot blast heated wall 54;
Hot blast heated wall 56 before one, described preceding hot blast heated wall 56 forms with preceding hot blast chamber 41k knot wall, hot-flow flue end 41b before comprising in the described preceding hot blast chamber 41k;
Described new hot blast heated wall 54, preceding hot blast heated wall 56 respectively constitute the middle part and the afterbody of new hot-flow flue 51.
In most preferred embodiment, this angle can be between 30～60 ° of angles, and hot blast wind deflector 41h before cooperating makes wind form turbulent flow in the second half of forehearth area 11, with enamelled wire 1 sufficient the contact is arranged.
Along enamelled wire 1 direction of advance new hot air spout 511 being set at first, is preceding hot air spout 41c afterwards, setting forward again, and hot blast wind deflector 41h before comprising, the front again of described preceding hot blast wind deflector 41h is an organic exhaust gas inlet 21.
As shown in Figure 2, best, new hot blast heated wall 54 totally is upwards or tiltedly, and the upwards baking of burning things which may cause a fire disaster of similar and body of heater is to obtain the effect of the good new hot blast of heating.
Certainly when other execution mode, also new hot blast heated wall 54 can be designed to other forms, at first other design should be to fall within the design philosophy of the present utility model, and vertical or downward thermal radiation, and efficient is not as the height of most preferred embodiment of the present utility model.
The utility model had a mind to extend path of new hot-flow flue 51 is intended to the baking of new hot blast heated wall 54 this section acceptance heating hot blast, and this is the main feature of technical solutions of the utility model.
In most preferred embodiment, the described sectional area that adds the sectional area of hot-flow flue end 44b greater than preceding hot-flow flue end 41b.
Outside the new hot-flow flue outer wall 59 of described new hot-flow flue 51, insulation material is set.
Among Fig. 2, a new warm air regulator 53 is used for regulating new hot blast.
As shown in Figure 3, Figure 4, preceding hot-flow flue end hole 41b1, add how much deciding of hot-flow flue end hole 44b1, pardon and do further narration at this on actual needs.
As shown in Figure 2, heat exchange chamber heated wall 55 can be at first to new hot blast 52 heating, and this is an optimal design that makes full use of circulating air, in other embodiment, different structures can be arranged.
Narrate operation principle of the present utility model below in order:
The utility model is based on the enamelling machine of the main furnace body that main stove heating tube has been installed, circulating fan, heat exchanger and primary catalyst chamber; Described main stove heating tube is used for preheating procedure;
Operation principle:
A. at first above main furnace body 10, circulating fan 30 is set, primary catalyst chamber 20 is set above main furnace body 10 near the position at middle part; Heat exchanger 50 is set above primary catalyst chamber 20, after catalytic combustion thermal energy reaches normal circulation, all or part of being de-energized of main stove heating tube;
B. next primary catalyst chamber 20 output circulating airs simultaneously, with the new hot blast heated wall 54 that primary catalyst chamber 20 knot walls form, are accepted to add the air cooking of hot-flow flue end 44b output, and are given new hot blast 52 with heat delivered to heat exchanger 50;
C. next, with the new hot air spout 511 of new hot blast 52 by new hot-flow flue 51 ends, ejection, new hot blast 52 is full of the first half of forehearth area 11, and the enamelled wire 1 of just invading lacquer is cured;
D. hot blast before the set preceding hot air spout 41c ejection circulation in new hot air spout 511 back then;
E. hot blast cures the back in forehearth area to enamelled wire 1 and forms organic exhaust gas before new hot blast 52, the circulation;
F. latter half of in forehearth area then, an organic exhaust gas inlet 21 is collected organic exhaust gas and is entered primary catalyst chamber 20;
G. next, organic exhaust gas forms circulating air at primary catalyst chamber 20 catalytic combustions, gets back to step B.
As previously mentioned, preceding hot air spout 41c sprays the preceding hot blast of circulation, is to be less than 90 ° of angles ejections with enamelled wire 1 direction of advance, the preceding hot blast of circulation is moved backward.
In the place ahead of preceding hot air spout 41c, thermal air pressure was to the bottom of forehearth area before a preceding hot blast wind deflector 41h will circulate, and operation backward makes it fully contact with enamelled wire 1 again.
In the outside of described new hot blast heated wall 54, constitute the middle part of new hot-flow flue 51.
Hot blast heated wall 56 before described new hot blast heated wall 54 connects, new hot blast 52 was heated in the baking of hot blast before described preceding hot blast heated wall 56 received.
The utility model has carried out comparatively careful division to the regional extent in the forehearth area 11 of main furnace body 10, middle stove district 12, stove district, back 13, enter the circulating air in each district for reasonable distribution, according to the far and near difference of hot air mixing chamber 40 to each district, determine to be assigned to the maximum quantity of wind in each district, like this, the division in each district just has certain boundary, learn through test, best, by length allocation: forehearth area 11 accounts for 18～28% of total thermal treatment zone, middle stove district 12 accounts for 38～48%, and back stove district 13 accounts for 28～38%.
After each district determines maximum quantity of wind, will determine that by the diameter of hot air mixing chamber 40 certainly, this air quantity will be regulated in actual moving process to the pipeline in each district.
According to design philosophy of the present utility model, the circulating fan that is provided with above main furnace body, primary catalyst chamber, hot air mixing chamber might not limit the position; As long as primary air separating duct 41 is arranged, middle air channel 42, back air channel 43, water back 44 is communicated with hot air mixing chamber 40 and gets final product, certainly, best is design of the present utility model, though other design also can realize the purpose that the utility model will reach, indexs such as performance index, raw materials consumption all are not so good as the superior of the utility model preferred plan.
Especially for the new hot blast 52 foremost that makes forehearth area 11 plays one's part to the full, all to apply to the best to its temperature, flow.
As shown in Figure 1, the discharge gas that is come out by quadric catalysis chamber 70 still has very high temperature, and this is discharged gas and is repeatedly utilized unit 90 further to utilize by heat energy, for example can be used as hot-water boiler,, can also pass through heat exchange for plant area provides hot water, remove dry goods, or the like.
In sum, the utility model has been broken through a forbidden zone, that is: after finishing preheating, main stove heating tube 15 fully cuts off the power supply, only just can realize the running of enamelling machine with the heat energy of Catalytic Combustion of Organic Exhaust Gases, and discharge index is significantly less than the discharge standard of national requirements, the while has been improved production efficiency again, guarantee product quality, saved electric energy greatly.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (5)
1. device that the enamelling machine forehearth area is cured, described device connects main furnace body (10), heat exchanger (50), adds hot-flow flue end (44b) and primary catalyst chamber (20), it is characterized in that described device comprises:
One new hot blast heated wall (54), described new hot blast heated wall (54) forms with primary catalyst chamber (20) knot wall; The described hot-flow flue end (44b) that adds is arranged on the interior position near new hot blast heated wall (54) of primary catalyst chamber (20);
Hot blast heated wall (56) before one, described preceding hot blast heated wall (56) forms with preceding hot blast chamber (41k) knot wall, hot-flow flue end (41b) before comprising in the described preceding hot blast chamber (41k);
Described new hot blast heated wall (54), preceding hot blast heated wall (56) respectively constitute the middle part and the afterbody of new hot-flow flue (51).
2. the device that enamelling machine forehearth area according to claim 1 is cured is characterized in that:
There is preceding hot air spout (41c) hot blast chamber (41k) before described, and the axis and enamelled wire (1) direction of advance of described preceding hot air spout (41c) are less than 90 ° of angles.
3. the device that enamelling machine forehearth area according to claim 2 is cured is characterized in that:
Along enamelled wire (1) direction of advance new hot air spout (511) being set at first, is preceding hot air spout (41c) afterwards, hot blast wind deflector (41h) before setting forward comprises again, and the front again of described preceding hot blast wind deflector (41h) is an organic exhaust gas inlet (21).
4. the device that enamelling machine forehearth area according to claim 1 is cured is characterized in that:
The described sectional area that adds the sectional area of hot-flow flue end (44b) greater than preceding hot-flow flue end (41b).
5. the device that enamelling machine forehearth area according to claim 1 is cured is characterized in that:
Outside the new hot-flow flue outer wall (59) of described new hot-flow flue (51), insulation material is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135816XU CN201413744Y (en) | 2009-03-20 | 2009-03-20 | Forehearth section curing device of enameling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135816XU CN201413744Y (en) | 2009-03-20 | 2009-03-20 | Forehearth section curing device of enameling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201413744Y true CN201413744Y (en) | 2010-02-24 |
Family
ID=41715625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920135816XU Expired - Lifetime CN201413744Y (en) | 2009-03-20 | 2009-03-20 | Forehearth section curing device of enameling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201413744Y (en) |
-
2009
- 2009-03-20 CN CN200920135816XU patent/CN201413744Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100224 Effective date of abandoning: 20090320 |