CN2816717Y - Electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box - Google Patents
Electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box Download PDFInfo
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- CN2816717Y CN2816717Y CN 200520031733 CN200520031733U CN2816717Y CN 2816717 Y CN2816717 Y CN 2816717Y CN 200520031733 CN200520031733 CN 200520031733 CN 200520031733 U CN200520031733 U CN 200520031733U CN 2816717 Y CN2816717 Y CN 2816717Y
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- conduction oil
- electrical heating
- oil
- baking oven
- heating conduction
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Abstract
The utility model relates to an electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box. The utility model is characterized in that the utility model comprises an unpressurized electric heating heat-conductive-oil box body (1), wherein an inner cavity of which is provided with a plurality of electric heating pipes (17), an expansion oil box (31) connected with the electric heating heat-conductive-oil box body (1) through an oil delivery pipeline, and a drying box body (34) connected with the electric heating heat-conductive-oil box body (1) through the oil delivery pipeline. An upper panel of the drying box body (34) is a porous panel (37), and bottom of the drying box body (34) is provided with a conical air scoop (45). The lower side of the porous panel (37) is sequentially provided with heat-conductive-oil bundle pipes (39) for heat exchange and ventilating isolating grids (41) in an interval way. The utility model has the advantages of simple structure, convenient installation and use, low energy consumption, fast starting, high temperature (the temperature of the heat-conductive-oil can be raised to 400-450DEG C in about 30-40 minutes 400-450DEG. C), no pollution, simple and convenient operation and maintenance, safe running and free temperature adjustment. The utility model is especially suitable for drying tobacco and paper.
Description
Technical field
The utility model relates to a kind of drying plant, relates to a kind of electrical heating conduction oil high temperature directly-heated warm braw baking oven that is widely used in industries such as papermaking, pharmacy, printing and dyeing, tobacco, food, leather, clothes specifically.
Background technology
Mostly existing drying plant (is example with the paper industry) is that the dependence coal-fired steam boiler provides the steam as thermal source.This traditional drying mode exists following weak point: the one, and vapor (steam) temperature is lower, reaches 4-5Kg/cm at drying plant pressure
2The time, temperature just can rise to 130 ℃, and its drying cylinder is comprehensive radiator structure, and the thermal efficiency only about 25-30%, can not be realized freely regulating and control of temperature; The 2nd, need be equipped with coal-fired steam boiler vapour source is provided, not only operating cost height, and its annual service work also can take the long time (annual must overhaul once, light maintenance is repeatedly), directly has influence on the raising of production efficiency; The 3rd, this traditional drying mode not only can cause the waste of the energy, and the environmental pollution that is produced (as flue dust, sulfur dioxide and other discharge of harmful gases) is also very serious.Along with the raising of people's environmental consciousness, awareness of saving energy, many enterprises have begun to carry out the development and use of alternative energy source, adopt new technology to improve its production technology and drying plant, reach the purpose of improving environment, increasing the benefit.
Summary of the invention
The purpose of this utility model provide at existing weak point in the above-mentioned prior art just a kind of rational in infrastructure, save the energy, conveniently moving be installed, pollution-free, be particularly suitable for the electrical heating conduction oil high temperature directly-heated warm braw baking oven that big or middle enterprise uses.
The purpose of this utility model can realize by following measure:
Electrical heating conduction oil high temperature directly-heated warm braw baking oven of the present utility model comprises the non-bearing type electrical heating conduction oil casing that is provided with many electric heating tubes in its inner chamber, the oil expansion tank that is connected with electrical heating conduction oil casing by pipeline road, and the baking oven body that is connected with electrical heating conduction oil casing by pipeline road; The top panel of described baking oven body is a porous plate, and the bottom of baking oven body is provided with conical wind bucket, is arranged at intervals with conduction oil heat exchange pipe and ventilation barrier below porous plate successively.
The utility model is arranged at intervals with three layers of conduction oil heat exchange pipe and three layers of ventilation barrier successively below porous plate; The conduction oil fuel feeding mouth of pipe of three layers of conduction oil heat exchange pipe by communicating pipe the fuel feed pump with electrical heating conduction oil casing be connected, the conduction oil oil return mouth of pipe of three layers of conduction oil heat exchange pipe was connected with electrical heating conduction oil casing oil return pipe by communicating pipe.
The bottom of conical wind bucket described in the utility model is connected with blower fan by the air intake pipeline.
For improving its thermal efficiency, energy savings, the utility model all is coated with the heat-insulating material layer on four sidewalls of described baking oven body, and just top is the heating, drying face.
Described electrical heating conduction oil casing is a rectangular structure described in the utility model, is provided with many electric heating tubes in uniform mode in the chamber within it along its length direction; The mode that the terminals of described electric heating tube are set in distance is arranged on the two corresponding side plates of electrical heating conduction oil casing; And every electric heating tube by one independently power control system regulate and control (adopting the automatic frequency-conversion regulation technology), its objective is and realize that the temperature freedom is adjustable, make electric heating tube just realize single according to the temperature in the electrical heating conduction oil casing or many automatic unlatching or close.
The top of described oil expansion tank is provided with the oil spill pipe that is communicated with electrical heating conduction oil casing side top, is provided with the repairing petroleum pipeline that is connected with electrical heating conduction oil casing top at the side-lower of oil expansion tank.
Operation principle of the present utility model and mode are as follows:
Conduction oil in the utility model is heated to 400～450 ℃ in electrical heating heat conduction fuel tank after, send in the upper, middle and lower-ranking conduction oil heat exchange pipe that is provided with in the baking oven through the conduction oil circulating pump comb is heated, meanwhile start blower fan, air intake pipeline by the conical wind bucket bottom is sent wind into the baking oven bottom, and will be delivered to top panel by the gap between ventilation barrier and comb by the air that comb heats from the bottom, high-temperature hot-air is passed to equably the article that need oven dry via a plurality of air vents uniform on the top panel at last.Conduction oil after heat exchange forms a semi-enclosed loop heating system again via return line be arranged on conduction oil circulating pump in the return line and return in the electrical heating heat conduction fuel tank and be heated once more.
The utility model adopts conduction oil to conduct carrier as heat, and heating, drying above its baking oven has just adopted, all the other four sidewalls coat the frame mode of thermal insulating warm-keeping layer, this just makes that also its heat can make full use of, utilization rate can reach about 99%, it is dried, and speed is also corresponding to be greatly improved, and compares conventional art, and its oven dry speed can improve 4-5 doubly.In addition, that the utility model also has compared to existing technology is simple in structure, easy to install, the power consumption is low, it is fast to start, temperature high (can make the temperature of conduction oil rise to 400～450 ℃ about 30-40 minute greatly) and pollution-free, operating maintenance is simple and convenient, safe and reliable to operation and its temperature can freely regulated advantage, is particularly suitable for the oven dry of tobacco, paper etc.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is the front view of non-bearing type electrical heating conduction oil casing among Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the vertical view of baking oven body among Fig. 1.
Fig. 5 is the A-A cutaway view of Fig. 4.
Fig. 6 is the alignment placement schematic diagram of conduction oil heat exchange pipe among Fig. 5.
Fig. 7 is the structure chart of ventilation barrier among Fig. 5.
Fig. 8 is the structure chart of porous plate among Fig. 5.
1 is non-bearing type electrical heating conduction oil casing among the figure, the 2nd, and return line, the 3rd, oil feed line, the 4th, valve, the 5th, hot oil pump, the 6th, check-valves, the 7th, Pressure gauge, the 8th, thermometer, the 9th, liquid level gauge, the 10th, manhole, the 11st, access panel, the 12nd, hinge, the 13rd, oil spill pipe, the 14th, repairing petroleum pipeline, the 15th, oil transfer pump, the 16th, repairing pipe, the 17th, electric heating tube, the 18th, power supply main line, the 19th, power distribution cable, the 20th, power control switch, the 21st, electrical heating conduction oil tank floor plate, the 22nd, blow-off pipe, the 23rd, blowoff valve, the 24th, adpting flange, the 25th, binding post, the 26th, blast pipe, the 27th, air-introduced machine, the 28th, base, the 29th, rotating shaft, the 30th, air lock, the 31st, oil expansion tank, the 32nd, heat-insulating material, the 33rd, overcoat, the 34th, baking oven body, the 35th, blower fan, the 36th, air intake pipeline, the 37th, porous plate, the 38th, porous plate end face, the 39th, conduction oil heat exchange pipe, the 40th, communicating pipe, the 41st, ventilation barrier, the 42nd, bracing frame, the 43rd, shell body, the 44th, power line, the 45th, conical wind bucket.
The specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, 2, electrical heating conduction oil high temperature directly-heated warm braw baking oven of the present utility model comprises the non-bearing type electrical heating conduction oil casing 1 that is provided with many electric heating tubes 17 in its inner chamber, the oil expansion tank 31 that is connected with electrical heating conduction oil casing 1 by pipeline road, and the baking oven body 34 that is connected with electrical heating conduction oil casing 1 by pipeline road; The side of described electrical heating conduction oil casing 1 is equipped with the temperature sensor 8 that is connected with control system, the bottom is provided with blow-off pipe 22 and blowoff valve 23, the top is provided with repairing pipe 16 and the blast pipe 26 that is connected with oil feeding reservoir, an exhaust pipe mouth place at blast pipe 26 is provided with air lock 30, and another mouth of pipe place is provided with air-introduced machine 27; The outer wall of described electrical heating conduction oil casing 1 has been coated with the adiabator layer 32 of function of heat insulation, and adiabator layer is coated with galvanized sheet overcoat 33.The top of described oil expansion tank 31 is provided with the oil spill pipe 13 that is communicated with electrical heating conduction oil casing 1 side top, is provided with the repairing petroleum pipeline 14 that is connected with electrical heating conduction oil casing 1 top at the side-lower of oil expansion tank 31.
Shown in Fig. 2,3, described electrical heating conduction oil casing 1 is a rectangular structure, is provided with many electric heating tubes 17 in uniform mode in the chamber within it along its length direction; The mode that the terminals of described electric heating tube 17 are set in distance is arranged on the two corresponding side plates of electrical heating conduction oil casing, and every electric heating tube by one independently power control system regulate and control (adopting the automatic frequency-conversion regulation technology), its objective is and realize that the temperature freedom is adjustable, make electric heating tube just realize single according to the temperature in the electrical heating conduction oil casing or many automatic unlatching or close.
Shown in Fig. 4,5,6,7,8, the top panel of the described baking oven body 34 in the utility model is a porous plate 37 (see figure 8)s, the bottom of baking oven body is provided with conical wind bucket 45, is arranged at intervals with three layers of conduction oil heat exchange pipe 39 and three layers of ventilation barrier 41 (seeing Fig. 6,7) below porous plate 37 successively; The conduction oil fuel feeding mouth of pipe of three layers of conduction oil heat exchange pipe 39 by communicating pipe 40 fuel feed pump 3 with electrical heating conduction oil casing 1 be connected, the conduction oil oil return mouth of pipe of three layers of conduction oil heat exchange pipe 39 was connected with electrical heating conduction oil casing 1 oil return pipe 2 by communicating pipe 40; The bottom of described conical wind bucket 45 is connected with blower fan 35 by air intake pipeline 36; For improving its thermal efficiency, energy savings, the utility model all is coated with heat-insulating material layer 32 and galvanized sheet overcoat 33 on four sidewalls of described baking oven body, and just top is the heating, drying face.
Claims (7)
1, a kind of electrical heating conduction oil high temperature directly-heated warm braw baking oven, it is characterized in that: it comprises the non-bearing type electrical heating conduction oil casing (1) that is provided with many electric heating tubes (17) in its inner chamber, the oil expansion tank (31) that is connected with electrical heating conduction oil casing (1) by pipeline road, and the baking oven body (34) that is connected with electrical heating conduction oil casing (1) by pipeline road; The top panel of described baking oven body (34) is a porous plate (37), and the bottom of baking oven body (34) is provided with conical wind bucket (45), is arranged at intervals with conduction oil heat exchange pipe (39) and ventilation barrier (41) successively in the below of porous plate (37).
2, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1 is characterized in that: be arranged at intervals with three layers of conduction oil heat exchange pipe (39) and three layers of ventilation barrier (41) successively in the below of porous plate (37); The conduction oil fuel feeding mouth of pipe of three layers of conduction oil heat exchange pipe (39) was connected with the fuel feed pump (3) of electrical heating conduction oil casing (1) by communicating pipe (40), and the conduction oil oil return mouth of pipe of three layers of conduction oil heat exchange pipe (39) was connected with electrical heating conduction oil casing (1) oil return pipe (2) by communicating pipe (40).
3, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1, it is characterized in that: the bottom of conical wind bucket (45) is connected with blower fan (35) by air intake pipeline (36).
4, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1 is characterized in that: all be coated with heat-insulating material layer (32) on four sidewalls of described baking oven body (34).
5, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1, it is characterized in that: described electrical heating conduction oil casing (1) is a rectangular structure, is provided with many electric heating tubes (17) in uniform mode in the chamber within it along its length direction; The mode that the terminals of described electric heating tube (17) are set in distance is arranged on the two corresponding side plates of electrical heating conduction oil casing.
6, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1 or 5 is characterized in that: every electric heating tube (17) by one independently power control system regulate and control.
7, electrical heating conduction oil high temperature directly-heated warm braw baking oven according to claim 1, it is characterized in that: the top of described oil expansion tank (31) is provided with the oil spill pipe (13) that is communicated with electrical heating conduction oil casing (1) side top, is provided with the repairing petroleum pipeline (14) that is connected with electrical heating conduction oil casing (1) top at the side-lower of oil expansion tank (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031733 CN2816717Y (en) | 2005-09-02 | 2005-09-02 | Electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031733 CN2816717Y (en) | 2005-09-02 | 2005-09-02 | Electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2816717Y true CN2816717Y (en) | 2006-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520031733 Expired - Fee Related CN2816717Y (en) | 2005-09-02 | 2005-09-02 | Electric-heating heat-conductive-oil high-temperature direct-heating warm air drying box |
Country Status (1)
| Country | Link |
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| CN (1) | CN2816717Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675486A (en) * | 2013-11-30 | 2015-06-03 | 王玉森 | Warm air curtain formed by recycling engine exhaust heat and manufacture method |
-
2005
- 2005-09-02 CN CN 200520031733 patent/CN2816717Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104675486A (en) * | 2013-11-30 | 2015-06-03 | 王玉森 | Warm air curtain formed by recycling engine exhaust heat and manufacture method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20060913 |