CN201596612U - Coating machine heat recovery energy saving device - Google Patents
Coating machine heat recovery energy saving device Download PDFInfo
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- CN201596612U CN201596612U CN2009203128463U CN200920312846U CN201596612U CN 201596612 U CN201596612 U CN 201596612U CN 2009203128463 U CN2009203128463 U CN 2009203128463U CN 200920312846 U CN200920312846 U CN 200920312846U CN 201596612 U CN201596612 U CN 201596612U
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- heat
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- coating machine
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Abstract
The utility model provides a coating machine heat recovery energy saving device, which belongs to the technical field of production equipment for laser holographic products, and solves the problem that heat is wasted because the existing coating machines exhaust mixed waste gas outdoors while discharging large quantities of heat outdoors. The coating machine heat recycling energy saving device comprises an afterheat recovering unit, a fresh air induced draft fan and a smoke exhaust fan, wherein the afterheat recovering unit is provided with a fresh air passage and a mixed waste gas passage which are isolated to each other, a heat exchange mechanism is arranged between the fresh air passage and the mixed waste gas passage, one end of the fresh air passage is communicated to the external while the other end is communicated with the fresh air induced draft fan and a fresh air inlet of an oven, and one end of the mixed waste gas is communicated with a mixed waste gas outlet of the oven while the other end thereof is communicated with the smoke exhaust fan. The coating machine heat recovery energy saving device can recycle heat of mixed waste gas to heat fresh air, can heat intake fresh air to a certain temperature, and has the advantages of safety, reliability, capability of saving energy sources, flexible installation and structural arrangement.
Description
Technical field
The utility model belongs to laser hologram production equipment technical field, relates to a kind of coating machine, and particularly a kind of coating machine recuperation of heat utilizes energy saver.
Background technology
Holographic laser film must be coated with one deck Information Level in process of production on the PET film, and this Information Level is by about 20% resin and about 80% solvent composition, in order to make the Information Level dry solidification, and must be after the coating through being about 15 meters drying tunnel oven dry.Drying tunnel divides five sections, and the heating-up temperature of five sections baking ovens is followed successively by 90 ℃, 110 ℃, 135 ℃, 145 ℃, 90 ℃.Every joint baking oven is that 2000 cubes of breeze fans hourly are sent into electric heater to new wind by an exhaust air rate, the hot blast that is heated to said temperature in electric heater is sent into baking oven, coating to film surface dries up, and is that 2500 cubes of air draft blower fans hourly are discharged the mix waste gas that contains solvent outdoor by an exhaust air rate then.Mix waste gas is being discharged in the outdoor process, and also outdoor a large amount of heat discharges simultaneously, the temperature of outgoing air of surveying every joint baking oven is followed successively by 60 ℃, 82 ℃, 115 ℃, 130 ℃, 80 ℃, thus, causes the significant wastage of the energy.
The utility model content
The utility model is at the problem of above-mentioned existence, provide a kind of coating machine recuperation of heat to utilize energy saver, utilize this device the heat recovery of mix waste gas can be used for heat new wind, make the new wind of sending into reach certain temperature, have safe and reliable, the saving energy, installation and structural configuration be advantage flexibly.
The utility model is realized by following technical proposal: a kind of coating machine recuperation of heat utilizes energy saver, it is characterized in that, this device comprises waste-heat recoverer, new wind air-introduced machine and smoke exhaust fan, waste-heat recoverer has mutual sealing isolated new wind passage and mix waste gas passage, be provided with heat exchange structure between new wind passage and the mix waste gas passage, one end of new wind passage is in communication with the outside, the other end of new wind passage is connected with heater, heater is communicated with the new wind inlet of baking oven by described new wind air-introduced machine, one end of mix waste gas passage is connected with the outlet of the mix waste gas of baking oven, and the other end of mix waste gas passage is connected with described smoke exhaust fan.
This coating machine recuperation of heat is set respectively on every joint baking oven utilizes energy saver.After starting new wind air-introduced machine and smoke exhaust fan, the mix waste gas that every joint baking oven is discharged is inhaled into and obtains in the mix waste gas passage, extraneous new wind is inhaled in the new wind passage, the higher mix waste gas of temperature is by the heat exchange structure new wind that the heat transferred temperature is lower in waste-heat recoverer, the temperature of new wind is risen, the temperature of mix waste gas reduces, after the heat exchange, new wind with uniform temperature is sent in the baking oven the Information Level dry solidification after being heated to the temperature that needs once more during through heater, and the mix waste gas that temperature is lowered is passed into and purifies in the cleaning equipment, and remaining heat is connected in the boiler and utilizes once more.Heater can adopt EHE.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, described waste-heat recoverer comprises the shell of casing shape sealing, the dividing plate that shell is separated into new wind passage and mix waste gas passage is set in the enclosure, a described heat exchange structure part is positioned at new wind passage, and another part of heat exchange structure passes dividing plate and is positioned at the mix waste gas passage.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, described heat exchange structure comprises the some heat pipes that are arranged in a row, described heat pipe one end is positioned at new wind passage, and the other end of heat pipe passes dividing plate and is positioned at the mix waste gas passage, is tightly connected between heat pipe and the described dividing plate.Be tightly connected between dividing plate and the heat pipe and can prevent that mix waste gas from flowing in the new wind passage.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, described heat pipe comprises the metal body and is sealedly connected on the end cap at metal body two ends, be provided with the imbibition core at the metal inboard wall of tube body, the metal body is in negative pressure state and the heat conduction liquid medium is set in the metal body.Heat pipe one end is heated and absorbs the heat of mix waste gas by the heat conduction liquid medium, after absorbing heat, the decline of mix waste gas temperature, the liquid medium temperature of heat conduction rises, and is steam with evaporation with the formal transformation that seethes with excitement, steam rises to the other end under differential pressure action, after the new wind of this end absorbed the heat conduction liquid medium of steam condition, new wind-warm syndrome degree rose, and the liquid medium temperature of heat conduction descends and is condensed into liquid state, sucked back under the effect of imbibition core, finish once heat and transmit.The heat conduction liquid medium has a variety of, such as water, ethanol etc.The boiling point of every kind of heat conduction liquid medium is different, so the outer surface of tube body temperature of heat pipe is also different.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, described heat pipe is obliquely installed up and down, and heat pipe is in a end in the new wind passage and is higher than heat pipe and is in a end in the mix waste gas passage.Heat pipe is obliquely installed and helps the backflow after liquid state is formed in the chance condensation of conductive fluid attitude medium.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, a section of being in the new wind passage of described heat pipe is condensation segment, and a section of being in the mix waste gas passage of heat pipe is evaporator section, all is fixed with the fin that increases heating surface area at condensation segment and evaporator section.Strengthen the efficient that heat is transmitted by fin.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, described fin is continuous spiral sheet.The structure of continuous helical shape can be beneficial to air current flow, reduces the power consumption that drives air current flow; And laminated structure can increase the heating surface area of heat pipe, and air-flow can produce the fin of sheet and impact simultaneously, makes fin produce vibration, and extraneous dust is not because the vibration of fin can keep the efficient of heat exchange for a long time attached on the fin.
Utilize in the energy saver in above-mentioned a kind of coating machine recuperation of heat, the inlet of the inlet of described new wind passage and mix waste gas passage oppositely is provided with, the setting that tilts of described heat pipe, and the condensation segment of heat pipe is partial to the inlet of new wind passage, the inlet of the evaporator section deflection mix waste gas passage of heat pipe.New wind is from entering new wind passage to the process of discharging, and temperature raises gradually, and mix waste gas is from entering mixed-gas channel to the process of discharging, and temperature descends gradually.Therefore, oppositely be provided with, make new wind and mist reverse flow, can make the temperature maximization of every heat pipe two ends correspondence, be beneficial to the exchange of heat by the inlet of new wind passage and the inlet of mix waste gas passage.
Compared with prior art, the recuperation of heat of this coating machine utilizes energy saver to have following advantage: 1, security reliability height, and conventional heat transmission equipment generally all is the partition heat exchange, cold fluid and hot fluid flows through in the both sides of wall respectively, as tube wall or wall leakage is arranged, then will cause the loss that stops production.Waste-heat recoverer then is the heat exchange of secondary partition, and promptly hot-fluid will just can pass to cold fluid by the evaporator section and the condensation segment of heat pipe.2, this device heat transfer efficiency height, energy-saving effect is remarkable.3, this device has good anti-corrosion capability, the temperature of thermotube wall is regulated according to heat conduction liquid medium difference, by suitable hot-fluid conversion the thermotube wall temperature is adjusted on the dew point of cryogen, thereby can prevents dew point corrosion, guarantee the long-time running of equipment.Owing to avoid the waste gas dew point, make dust be difficult for being bonded on fin and the tube wall.The fin of heat pipe can produce self-excited oscillation when heat conduction simultaneously, makes ash be difficult for sticking on tube wall and the fin, thereby can not block up ash.4, installation and structural configuration are flexible, and this Unit Installation need not to change former process system, and structural design and location arrangements are very flexible, can adapt to the occasion of various complexity, can install flexibly on existing coating machine.
Description of drawings
Fig. 1 is the perspective view that the recuperation of heat of this coating machine utilizes energy saver.
Fig. 2 is the plan structure schematic diagram that the recuperation of heat of this coating machine utilizes waste-heat recoverer in the energy saver.
Fig. 3 is the side-looking structural representation that the recuperation of heat of this coating machine utilizes waste-heat recoverer in the energy saver.
Fig. 4 is the structural representation that the recuperation of heat of this coating machine utilizes heat pipe in the energy saver.
Among the figure, waste-heat recoverer 1; New wind passage 11; Mix waste gas passage 12; Shell 13; Dividing plate 14; Screen pack 15; New wind air-introduced machine 2; Smoke exhaust fan 3; Heater 4; Baking oven 5; Heat pipe 6; Condensation segment 61; Evaporator section 62; Metal body 63; End cap 64; Imbibition core 65; Heat conduction liquid medium 66; Fin 67.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, the recuperation of heat of this coating machine utilizes energy saver, comprise waste-heat recoverer 1, new wind air-introduced machine 2 and smoke exhaust fan 3, waste-heat recoverer 1 has mutual sealing isolated new wind passage 11 and mix waste gas passage 12, one end of new wind passage 11 is in communication with the outside, the other end of new wind passage 11 is connected with EHE 4, EHE 4 is communicated with the new wind inlet of baking oven 5 by new wind air-introduced machine 2, one end of mix waste gas passage 12 is connected with the outlet of the mix waste gas of baking oven 5, and the other end of mix waste gas passage 12 is connected with smoke exhaust fan 3.
As shown in Figures 2 and 3, waste-heat recoverer 1 comprises that the length and width height is the shell 13 of 1.2 meters * 0.6 meter * 0.6 meter casing shape sealing, dividing plate 14 alongst is set in shell 13, it is 1.2 meters * 0.3 meter * 0.6 meter new wind passage 11 and mix waste gas passage 12 that casing is separated into the length and width height, the inlet of new wind passage 11 and the inlet of mix waste gas passage 12 oppositely are provided with, inlet at new wind passage 11 is provided with screen pack 15, be provided with heat exchange structure between new wind passage 11 and the mix waste gas passage 12, a heat exchange structure part is positioned at new wind passage 11, and another part of heat exchange structure passes dividing plate 14 and is positioned at mix waste gas passage 12.Specifically, heat exchange structure comprises that 60 diameters are the heat pipe 6 of long 1 meter of 32mm, heat pipe 6 is arranged in a row, heat pipe 6 one ends are positioned at new wind passage 11, the other end of heat pipe 6 passes dividing plate 14 and is positioned at mix waste gas passage 12, in order to prevent that mix waste gas from flowing in the new wind passage 11, is tightly connected between heat pipe 6 and the dividing plate 14.One section of being in the new wind passage 11 of heat pipe 6 is condensation segment 61, one section of being in the mix waste gas passage 12 of heat pipe 6 is evaporator section 62, heat pipe 6 is obliquely installed up and down, and heat pipe 6 is in ends in the new wind passage 11 and is higher than heat pipe 6 and is in a end in the mix waste gas passage 12.Heat pipe 6 setting that tilts, and the inlet of the new wind passage 11 of condensation segment 61 deflections of heat pipe 6, the inlet of the evaporator section 62 deflection mix waste gas passages 12 of heat pipe 6.
As shown in Figure 4, heat pipe 6 comprises metal body 63 and is sealedly connected on the end cap 64 at metal body 63 two ends that be provided with imbibition core 65 at metal body 63 inwalls, the gas in the metal body 63 is extracted out, makes in the metal body 63 to be in 1.3 * 10
-4The Pa negative pressure state is also filled in metal body 63 and is added heat conduction liquid medium 66, in this example, heat conduction liquid medium 66 adopts ethanol, like this, in temperature during greater than 30 ℃, heat pipe 6 just can carry out heat exchange, and all is fixed with the fin 67 that increases heating surface area at condensation segment 61 and evaporator section 62, and fin 67 is continuous spiral sheet.
The recuperation of heat of this coating machine utilizes the course of work of energy saver to be, after starting new wind air-introduced machine 2 and smoke exhaust fan 3, the mix waste gas that has temperature that baking oven 5 is discharged is inhaled into and obtains in the mix waste gas passage 12, extraneous new wind is inhaled in the new wind passage 11, the higher mix waste gas of temperature passes through the heat pipe 6 new wind that the heat transferred temperature is lower in waste-heat recoverer 1, the temperature of new wind is risen, the temperature of mix waste gas reduces, after the heat exchange, the new wind with uniform temperature is sent in the baking oven 5 the Information Level dry solidification after being heated to the temperature that needs once more during through EHE 4.
Claims (9)
1. a coating machine recuperation of heat utilizes energy saver, it is characterized in that, this device comprises waste-heat recoverer (1), new wind air-introduced machine (2) and smoke exhaust fan (3), waste-heat recoverer (1) has mutual sealing isolated new wind passage (11) and mix waste gas passage (12), be provided with heat exchange structure between new wind passage (11) and the mix waste gas passage (12), one end of new wind passage (11) is in communication with the outside, the other end of new wind passage (11) is communicated with the new wind inlet of baking oven (5) by described new wind air-introduced machine (2), one end of mix waste gas passage (12) is connected with the mix waste gas outlet of baking oven (5), and the other end of mix waste gas passage (12) is connected with described smoke exhaust fan (3).
2. a kind of coating machine recuperation of heat according to claim 1 utilizes energy saver, it is characterized in that, described waste-heat recoverer (1) comprises the shell (13) of casing shape sealing, the dividing plate (14) that shell (13) is separated into new wind passage (11) and mix waste gas passage (12) is set in shell (13), a described heat exchange structure part is positioned at new wind passage (11), and another part of heat exchange structure passes dividing plate (14) and is positioned at mix waste gas passage (12).
3. a kind of coating machine recuperation of heat according to claim 2 utilizes energy saver, it is characterized in that, described heat exchange structure comprises the some heat pipes that are arranged in a row (6), described heat pipe (6) one ends are positioned at new wind passage (11), the other end of heat pipe (6) passes dividing plate (14) and is positioned at mix waste gas passage (12), is tightly connected between heat pipe (6) and the described dividing plate (14).
4. a kind of coating machine recuperation of heat according to claim 3 utilizes energy saver, it is characterized in that, described heat pipe (6) comprises metal body (63) and is sealedly connected on the end cap (64) at metal body (63) two ends, be provided with imbibition core (65) at metal body (63) inwall, metal body (63) is in negative pressure state and heat conduction liquid medium (66) is set in metal body (63).
5. utilize energy saver according to claim 3 or 4 described a kind of coating machine recuperations of heat, it is characterized in that, described heat pipe (6) is obliquely installed up and down, and heat pipe (6) is in a end in the new wind passage (11) and is higher than heat pipe (6) and is in a end in the mix waste gas passage (12).
6. a kind of coating machine recuperation of heat according to claim 5 utilizes energy saver, it is characterized in that, one section of being in the new wind passage (11) of described heat pipe (6) is condensation segment (61), one section of being in the mix waste gas passage (12) of heat pipe (6) is evaporator section (62), all is fixed with the fin (67) of increase heating surface area at condensation segment (61) and evaporator section (62).
7. a kind of coating machine recuperation of heat according to claim 6 utilizes energy saver, it is characterized in that, described fin (67) is continuous spiral sheet.
8. a kind of coating machine recuperation of heat according to claim 5 utilizes energy saver, it is characterized in that, the inlet of the inlet of described new wind passage (11) and mix waste gas passage (12) oppositely is provided with, described heat pipe (6) setting that tilts, and the inlet of the condensation segment (61) of heat pipe (6) the new wind passage of deflection (11), the inlet of evaporator section (62) the deflection mix waste gas passage (12) of heat pipe (6).
9. a kind of coating machine recuperation of heat according to claim 4 utilizes energy saver, it is characterized in that, described heat conduction liquid medium (66) is an ethanol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203128463U CN201596612U (en) | 2009-10-20 | 2009-10-20 | Coating machine heat recovery energy saving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203128463U CN201596612U (en) | 2009-10-20 | 2009-10-20 | Coating machine heat recovery energy saving device |
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| Publication Number | Publication Date |
|---|---|
| CN201596612U true CN201596612U (en) | 2010-10-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203128463U Expired - Fee Related CN201596612U (en) | 2009-10-20 | 2009-10-20 | Coating machine heat recovery energy saving device |
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| Country | Link |
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| CN (1) | CN201596612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900147A (en) * | 2019-04-02 | 2019-06-18 | 厦门高谱科技有限公司 | A kind of vehicle coating process air conditioning air exhaust waste-heat recovery device |
-
2009
- 2009-10-20 CN CN2009203128463U patent/CN201596612U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900147A (en) * | 2019-04-02 | 2019-06-18 | 厦门高谱科技有限公司 | A kind of vehicle coating process air conditioning air exhaust waste-heat recovery device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20121020 |