CN105241260A - Drying device for producing fireproofing materials - Google Patents
Drying device for producing fireproofing materials Download PDFInfo
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- CN105241260A CN105241260A CN201510726962.XA CN201510726962A CN105241260A CN 105241260 A CN105241260 A CN 105241260A CN 201510726962 A CN201510726962 A CN 201510726962A CN 105241260 A CN105241260 A CN 105241260A
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Abstract
The invention discloses a drying device for producing fireproofing materials. The top of the drying device is communicated with a drying recycling pipe through a drying device air inlet. The drying device air inlet is communicated with a heat collecting pipe horizontally arranged on the top on the inner side of the drying device. The heat collecting pipe is provided with heat dissipation pipes closely attached to the inner side of the drying device. The heat dissipation pipes are evenly distributed in the drying device. Heat dissipation holes are formed in the inner sides, facing the drying device, of the heat dissipation pipes. High-temperature gas is evenly conveyed into the drying device through the heat collecting pipe and the heat dissipation pipes, the high-temperature gas is exhausted through the heat dissipation holes to carry out drying, and the effect is good.
Description
Technical field
The present invention relates to a kind of drying unit produced for refractory material.
Background technology
The EGT that refractory material produces when calcining is high, high humidity, and cause the loss and waste of amount of heat, according to incompletely statistics, exhaust heat accounts for 45 ~ 55% of the heating load of whole production process.
Traditional approach is all through the coarse grained impurity of simple removal to the process of waste gas, then passes through pipeline smoke stack emission in air, not only makes amount of heat lose, also can affect environment, atmosphere pollution simultaneously.
Amorphous refractory by the granular of rational gradation composition and powder-material and bonding agent jointly form without shaping and burn till and direct for refractory material, they are without fixing profile, can be made into pulpous state, mud paste and loose shape, thus also loose refractory is commonly referred to as, jointless Integral construction thing can be formed with this kind of material, such preparation is also called globality refractory material, its technical process is usually only through granular, the preparation of powder-material and the process of mixing of compound just can obtain, process is easy, with short production cycle, thermal energy consumption is lower, good integrity during use, strong adaptability, comprehensive result of use is good.Material needs to carry out drying process before use, and traditional method for airing speed is slow, and large by weather effect.
Summary of the invention
For the problems referred to above, the invention provides the drying unit produced for refractory material that a kind of drying efficiency is high.
Technical scheme of the present invention is:
A kind of drying unit produced for refractory material, the top of described drying unit is communicated with oven dry recovery tube by drying unit air inlet, described drying unit air inlet is communicated with the thermal-collecting tube being horizontally set on drying unit inside top, described thermal-collecting tube is provided with the radiating tube be close to inside drying unit, described radiating tube is evenly distributed on the inside of drying unit, and described radiating tube is being provided with louvre towards the inner side of drying unit.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
As preferably, described radiating tube is tubular, and described louvre is the semicircle gap vertical with radiating tube, and described louvre is evenly distributed on radiating tube.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
As preferably, the inner side of described drying unit is provided with the Skirt line be fixedly connected with ground, and described radiating tube clamps fixing in the one end away from thermal-collecting tube by clamping block and Skirt line.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
As preferably, the ground, inner side of described drying unit is provided with the slide rail be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Present invention also offers a kind of device to the waste gas just heat recovery and utilization that calcining kiln produces.
Technical scheme is:
A device for recycling heat for calcining kiln, comprises calcining kiln, drying unit, cool air hose, air-cooler and heat exchanger, and described calcining kiln is provided with waste gas outlet and calcining kiln air inlet, described heat exchanger comprises gravity type heat pipe and Heat Room; Dividing plate is provided with in described Heat Room; Heat Room is divided into the first Heat Room and the second Heat Room by described dividing plate; Described gravity type heat pipe is arranged in Heat Room; Described gravity type heat pipe is through dividing plate; Gravity type heat pipe one end is positioned at the first Heat Room; The other end is positioned at the second Heat Room; Described drying unit is provided with drying unit air inlet;
Described first Heat Room is provided with the cold air inlet of connection first Heat Room, cold wind outlet; Described second Heat Room is provided with smoke inlet, the exhanst gas outlet of connection second Heat Room; Described air-cooler, cold air inlet are communicated with by cool air hose; Described cold wind outlet is communicated with calcining kiln air inlet by calcining recovery tube, and described calcining recovery tube is provided with oven dry recovery tube, and the other end of described oven dry recovery tube is communicated with drying unit air inlet; Described waste gas outlet is communicated with smoke inlet.
The high heat waste gas of being discharged by calcining kiln by heat exchanger carries out heat recovery on gravity type heat pipe, waste gas is after heat recovery, temperature reduces, waste gas after cooling is discharged by exhanst gas outlet, clean air is blown in heat exchanger by air-cooler, clean air is through the heating of gravity type heat pipe, become high-temperature gas, high-temperature gas is recovered in calcining kiln through calcining recovery tube and recycles, play a role in energy saving, thus improve the utilization rate of the energy, simultaneously, high-temperature gas can also enter drying unit by drying recovery tube, model comparatively wet after shaping is dried, thus improve the utilization rate of the energy, reduce energy consumption, save production cost.
As preferably, on described oven dry recovery tube with calcining recovery tube connector opening straight down, described oven dry recovery tube is provided with inwardly protruded projection in the side of connector, be provided with the blinker being embedded in and drying recovery tube above projection, described blinker is connected by axis of rotation with oven dry recovery tube at the opposite side relative to projection.
As preferably, the length of described oven dry recovery tube above rotating shaft is not less than the distance between rotating shaft and projection.
The pipeline of drying recovery tube can not be blocked when blinker is holded up.
As preferably, in described oven dry recovery tube, be provided with oven dry blower fan.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
As preferably, described drying unit air inlet is positioned at the top of drying unit, be communicated with the thermal-collecting tube being horizontally set on drying unit inside top, described thermal-collecting tube is provided with the radiating tube be close to inside drying unit, described radiating tube is evenly distributed on the inside of drying unit, and described radiating tube is being provided with louvre towards the inner side of drying unit.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
As preferably, described radiating tube is tubular, and described louvre is the semicircle gap vertical with radiating tube, and described louvre is evenly distributed on radiating tube.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
As preferably, the inner side of described drying unit is provided with the Skirt line be fixedly connected with ground, and described radiating tube clamps fixing in the one end away from thermal-collecting tube by clamping block and Skirt line.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
As preferably, the ground, inner side of described drying unit is provided with the slide rail be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Present invention also offers a kind of production method of the refractory material that can recycle the waste heat recovery in calcining waste gas.
Technical scheme is:
A production method for refractory material, this production method adopts with lower device:
Comprise calcining kiln, drying unit, cool air hose, air-cooler and heat exchanger, described calcining kiln is provided with waste gas outlet and calcining kiln air inlet, described heat exchanger comprises gravity type heat pipe and Heat Room; Dividing plate is provided with in described Heat Room; Heat Room is divided into the first Heat Room and the second Heat Room by described dividing plate; Described gravity type heat pipe is arranged in Heat Room; Described gravity type heat pipe is through dividing plate; Gravity type heat pipe one end is positioned at the first Heat Room; The other end is positioned at the second Heat Room; Described drying unit is provided with drying unit air inlet;
Described first Heat Room is provided with the cold air inlet of connection first Heat Room, cold wind outlet; Described second Heat Room is provided with smoke inlet, the exhanst gas outlet of connection second Heat Room; Described air-cooler, cold air inlet are communicated with by cool air hose; Described cold wind outlet is communicated with calcining kiln air inlet by calcining recovery tube, and described calcining recovery tube is provided with oven dry recovery tube, and the other end of described oven dry recovery tube is communicated with drying unit air inlet; Described waste gas outlet is communicated with smoke inlet;
This production method comprises the following steps:
(1) dried by drying unit after shaping;
(2) the wet model after drying is sent in calcining kiln and is calcined;
(3) high-temp waste gas that calcining produces is entered in the second Heat Room by waste gas outlet, and heat gravity type heat pipe, the waste gas after cooling is discharged by exhanst gas outlet;
(4) cold air is sent in the first Heat Room by cool air hose by air-cooler, by gravity type heat pipe, thermosetting high-temperature gas is added to cold air, high-temperature gas enters in calcining recovery tube by cold wind outlet, part high-temperature gas enters calcining kiln by calcining kiln air inlet, another part high-temperature gas is entered in drying unit by oven dry recovery tube and dries wet model, realizes the recycle and reuse of heat.
The high heat waste gas of being discharged by calcining kiln by heat exchanger carries out heat recovery on gravity type heat pipe, waste gas is after heat recovery, temperature reduces, waste gas after cooling is discharged by exhanst gas outlet, clean air is blown in heat exchanger by air-cooler, clean air is through the heating of gravity type heat pipe, become high-temperature gas, high-temperature gas is recovered in calcining kiln through calcining recovery tube and recycles, play a role in energy saving, thus improve the utilization rate of the energy, simultaneously, high-temperature gas can also enter drying unit by drying recovery tube, model comparatively wet after shaping is dried, thus improve the utilization rate of the energy, reduce energy consumption, save production cost.
As preferably, on described oven dry recovery tube with calcining recovery tube connector opening straight down, described oven dry recovery tube is provided with inwardly protruded projection in the side of connector, be provided with the blinker being embedded in and drying recovery tube above projection, described blinker is connected by axis of rotation with oven dry recovery tube at the opposite side relative to projection.
As preferably, the length of described oven dry recovery tube above rotating shaft is not less than the distance between rotating shaft and projection.
The pipeline of drying recovery tube can not be blocked when blinker is holded up.
As preferably, in described oven dry recovery tube, be provided with oven dry blower fan.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
As preferably, described drying unit air inlet is positioned at the top of drying unit, be communicated with the thermal-collecting tube being horizontally set on drying unit inside top, described thermal-collecting tube is provided with the radiating tube be close to inside drying unit, described radiating tube is evenly distributed on the inside of drying unit, and described radiating tube is being provided with louvre towards the inner side of drying unit.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
As preferably, described radiating tube is tubular, and described louvre is the semicircle gap vertical with radiating tube, and described louvre is evenly distributed on radiating tube.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
As preferably, the inner side of described drying unit is provided with the Skirt line be fixedly connected with ground, and described radiating tube clamps fixing in the one end away from thermal-collecting tube by clamping block and Skirt line.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
As preferably, the ground, inner side of described drying unit is provided with the slide rail be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Present invention also offers a kind of for can the device of automatic open-close when Waste Heat Recovery utilizes.
Technical scheme is:
A kind of automatic open/closing device utilized for Waste Heat Recovery, on described oven dry recovery tube with calcining recovery tube connector opening straight down, described oven dry recovery tube is provided with inwardly protruded projection in the side of connector, the blinker being embedded in and drying recovery tube is provided with above projection, described blinker is connected by axis of rotation with oven dry recovery tube at the opposite side relative to projection, is provided with oven dry blower fan in described oven dry recovery tube.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
As preferably, the length of described oven dry recovery tube above rotating shaft is not less than the distance between rotating shaft and projection.
Because the length of oven dry recovery tube above rotating shaft is not less than the distance between rotating shaft and projection, blinker can not block the pipeline of drying recovery tube when holding up.
As preferably, described oven dry recovery tube is planar structure in the side of rotating shaft, and when blinker is upwards holded up, blinker overlaps with the planar structure of drying rotating shaft side on recovery tube.
As preferably, by rotating shaft side, the thickness of described blinker thinks that projection side becomes large gradually.
Because blinker is thicker in projection side, when drying blower fan and quitting work, blinker more easily rotates under gravity, improves the working effect of blinker.
The present invention carries out recycle and reuse on calcining kiln and drying unit by the high-temp waste gas that calcining kiln produces by heat exchanger, at least can reduce the production cost of 15%, energy-saving and emission-reduction, simultaneously when drying blower fan open and close, blinker achieves automatic opening and closing, structure is ingenious, controls simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A portion enlarged drawing of Fig. 1;
Fig. 3 is the side structure schematic diagram of drying unit;
In figure: 1. air-cooler, 2. cool air hose, 3. cold air inlet, 4. the first Heat Room, 5. cold wind outlet, 6. calcines recovery tube, 7. projection, 8. blinker, 9. dry recovery tube, 10. dry blower fan, 11. drying unit air inlets, 12. exhanst gas outlets, 13. dividing plates, 14. gravity type heat pipes, 15. second Heat Rooms, 16. smoke inlets, 17. calcining kilns, 18. waste gas outlets, 19. calcining kiln air inlets, 20. thermal-collecting tubes, 21. drying units, 22. radiating tubes, 23. Skirt lines, 24. rotating shafts, 25. clamping blocks, 26. slide rails, 27. ground, 28. louvres.
Detailed description of the invention
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Embodiment 1
A device for recycling heat for calcining kiln, comprises calcining kiln 17, drying unit 21, cool air hose 2, air-cooler 1 and heat exchanger, and calcining kiln 17 is provided with waste gas outlet 18 and calcining kiln air inlet 19, heat exchanger comprises gravity type heat pipe 14 and Heat Room; Dividing plate 13 is provided with in Heat Room; Heat Room is divided into the first Heat Room 4 and the second Heat Room 15 by dividing plate 13; Gravity type heat pipe 14 is arranged in Heat Room; Gravity type heat pipe 14 is through dividing plate 13; Gravity type heat pipe 14 one end is positioned at the first Heat Room 4; The other end is positioned at the second Heat Room 15; Drying unit 21 is provided with drying unit air inlet 11;
First Heat Room 4 is provided with the cold air inlet 3 of connection first Heat Room 4, cold wind outlet 5; Second Heat Room 15 is provided with the smoke inlet 16 of connection second Heat Room 15, exhanst gas outlet 12; Air-cooler 1, cold air inlet 3 are communicated with by cool air hose 2; Cold wind outlet 5 is communicated with calcining kiln air inlet 19 by calcining recovery tube 6, and calcining recovery tube 6 is provided with and dries recovery tube 9, the other end of drying recovery tube 9 is communicated with drying unit air inlet 11; Waste gas outlet 18 is communicated with smoke inlet 16.
The high heat waste gas of being discharged by calcining kiln by heat exchanger carries out heat recovery on gravity type heat pipe, waste gas is after heat recovery, temperature reduces, waste gas after cooling is discharged by exhanst gas outlet, clean air is blown in heat exchanger by air-cooler, clean air is through the heating of gravity type heat pipe, become high-temperature gas, high-temperature gas is recovered in calcining kiln through calcining recovery tube and recycles, play a role in energy saving, thus improve the utilization rate of the energy, simultaneously, high-temperature gas can also enter drying unit by drying recovery tube, model comparatively wet after shaping is dried, thus improve the utilization rate of the energy, reduce energy consumption, save production cost.
Dry on recovery tube 9 with the connector opening of calcining recovery tube 6 straight down, dry recovery tube 9 and the side of connector is provided with inwardly protruded projection 7, be provided with the blinker 8 being embedded in and drying recovery tube 9 above projection 7, blinker 8 is rotationally connected by rotating shaft 24 with oven dry recovery tube 9 at the opposite side relative to projection 7.
The length of oven dry recovery tube 9 above rotating shaft 24 is not less than the distance between rotating shaft 24 and projection 7.
The pipeline of drying recovery tube can not be blocked when blinker is holded up.
Dry in recovery tube 9 to be provided with and dry blower fan 10.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
Drying unit air inlet 11 is positioned at the top of drying unit 21, be communicated with the thermal-collecting tube 20 being horizontally set on drying unit 21 inside top, thermal-collecting tube 20 is provided with the radiating tube 22 be close to inside drying unit 21, radiating tube 22 is evenly distributed on the inside of drying unit 21, and radiating tube 22 is being provided with louvre 28 towards the inner side of drying unit 21.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
Radiating tube 22 is tubular, and louvre 28 is the semicircle gap vertical with radiating tube 22, and louvre 28 is evenly distributed on radiating tube 22.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
The inner side of drying unit 21 is provided with the Skirt line 23 be fixedly connected with ground 27, and radiating tube 22 clamps fixing in the one end away from thermal-collecting tube 20 by clamping block 25 and Skirt line 23.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
The ground, inner side 27 of drying unit 21 is provided with the slide rail 26 be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Embodiment 2
A production method for refractory material, this production method adopts with lower device:
Comprise calcining kiln 17, drying unit 21, cool air hose 2, air-cooler 1 and heat exchanger, calcining kiln 17 is provided with waste gas outlet 18 and calcining kiln air inlet 19, heat exchanger comprises gravity type heat pipe 14 and Heat Room; Dividing plate 13 is provided with in Heat Room; Heat Room is divided into the first Heat Room 4 and the second Heat Room 15 by dividing plate 13; Gravity type heat pipe 14 is arranged in Heat Room; Gravity type heat pipe 14 is through dividing plate 13; Gravity type heat pipe 14 one end is positioned at the first Heat Room 4; The other end is positioned at the second Heat Room 15; Drying unit 21 is provided with drying unit air inlet 11;
First Heat Room 4 is provided with the cold air inlet 3 of connection first Heat Room 4, cold wind outlet 5; Second Heat Room 15 is provided with the smoke inlet 16 of connection second Heat Room 15, exhanst gas outlet 12; Air-cooler 1, cold air inlet 3 are communicated with by cool air hose 2; Cold wind outlet 5 is communicated with calcining kiln air inlet 19 by calcining recovery tube 6, and calcining recovery tube 6 is provided with and dries recovery tube 9, the other end of drying recovery tube 9 is communicated with drying unit air inlet 11; Waste gas outlet 18 is communicated with smoke inlet 16;
This production method comprises the following steps:
(1) the wet model after shaping is dried by drying unit 21;
(2) the wet model after drying is sent in calcining kiln 17 and is calcined;
(3) high-temp waste gas that calcining produces is entered in the second Heat Room 15 by waste gas outlet 18, and heat gravity type heat pipe 14, the waste gas after cooling is discharged by exhanst gas outlet 12;
(4) cold air is sent in the first Heat Room 4 by cool air hose 2 by air-cooler 1, thermosetting high-temperature gas is added by gravity type heat pipe 14 pairs of cold airs, high-temperature gas enters in calcining recovery tube 6 by cold wind outlet 5, part high-temperature gas enters calcining kiln 17 by calcining kiln air inlet 19, another part high-temperature gas is entered in drying unit 21 by oven dry recovery tube 9 and dries wet model, realizes the recycle and reuse of heat.
The high heat waste gas of being discharged by calcining kiln by heat exchanger carries out heat recovery on gravity type heat pipe, waste gas is after heat recovery, temperature reduces, waste gas after cooling is discharged by exhanst gas outlet, clean air is blown in heat exchanger by air-cooler, clean air is through the heating of gravity type heat pipe, become high-temperature gas, high-temperature gas is recovered in calcining kiln through calcining recovery tube and recycles, play a role in energy saving, thus improve the utilization rate of the energy, simultaneously, high-temperature gas can also enter drying unit by drying recovery tube, model comparatively wet after shaping is dried, thus improve the utilization rate of the energy, reduce energy consumption, save production cost.
Dry on recovery tube 9 with the connector opening of calcining recovery tube 6 straight down, dry recovery tube 9 and the side of connector is provided with inwardly protruded projection 7, be provided with the blinker 8 being embedded in and drying recovery tube 9 above projection 7, blinker 8 is rotationally connected by rotating shaft 24 with oven dry recovery tube 9 at the opposite side relative to projection 7.
The length of oven dry recovery tube 9 above rotating shaft 24 is not less than the distance between rotating shaft 24 and projection 7.
The pipeline of drying recovery tube can not be blocked when blinker is holded up.
Dry in recovery tube 9 to be provided with and dry blower fan 10.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
Drying unit air inlet 11 is positioned at the top of drying unit 21, be communicated with the thermal-collecting tube 20 being horizontally set on drying unit 21 inside top, thermal-collecting tube 20 is provided with the radiating tube 22 be close to inside drying unit 21, radiating tube 22 is evenly distributed on the inside of drying unit 21, and radiating tube 22 is being provided with louvre 28 towards the inner side of drying unit 21.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
Radiating tube 22 is tubular, and louvre 28 is the semicircle gap vertical with radiating tube 22, and louvre 28 is evenly distributed on radiating tube 22.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
The inner side of drying unit 21 is provided with the Skirt line 23 be fixedly connected with ground 27, and radiating tube 22 clamps fixing in the one end away from thermal-collecting tube 20 by clamping block 25 and Skirt line 23.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
The ground, inner side 27 of drying unit 21 is provided with the slide rail 26 be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Embodiment 3
A kind of automatic open/closing device utilized for Waste Heat Recovery, dry on recovery tube 9 with the connector opening of calcining recovery tube 6 straight down, dry recovery tube 9 and the side of connector is provided with inwardly protruded projection 7, the blinker 8 being embedded in and drying recovery tube 9 is provided with above projection 7, blinker 8 is rotationally connected by rotating shaft 24 with oven dry recovery tube 9 at the opposite side relative to projection 7, dries in recovery tube 9 to be provided with and dries blower fan 10.
When drying unit is without the need to working, blinker is under the acting in conjunction of gravity and projection, block high-temperature gas and enter oven dry recovery tube, when needs work, dry blower fan and open, the air pressure of drying in recovery tube significantly reduces under the effect of drying blower fan, blinker is due to the pressure differential between calcining recovery tube and oven dry recovery tube, upwards rotate and be close to and dry the inner surface of recovery tube, thus achieve blinker and automatically open when blower fan is opened, and without the need to the control device of complexity.
The length of oven dry recovery tube 9 above rotating shaft 24 is not less than the distance between rotating shaft 24 and projection 7.
Because the length of oven dry recovery tube above rotating shaft is not less than the distance between rotating shaft and projection, blinker can not block the pipeline of drying recovery tube when holding up.
Drying recovery tube 9 is planar structure in the side of rotating shaft 24, and when blinker 8 is upwards holded up, blinker 8 overlaps with the planar structure of drying rotating shaft 24 side on recovery tube 9.
The thickness of blinker 8 becomes large by rotating shaft 24 side gradually to projection 7 side.
Because blinker is thicker in projection side, when drying blower fan and quitting work, blinker more easily rotates under gravity, improves the working effect of blinker.
Embodiment 4
A kind of drying unit produced for refractory material, the top of drying unit 21 is communicated with oven dry recovery tube 9 by drying unit air inlet 11, drying unit air inlet 11 is communicated with the thermal-collecting tube 20 being horizontally set on drying unit 21 inside top, thermal-collecting tube 20 is provided with the radiating tube 22 be close to inside drying unit 21, radiating tube 22 is evenly distributed on the inside of drying unit 21, and radiating tube 22 is being provided with louvre 28 towards the inner side of drying unit 21.
High-temperature gas is evenly transported to the inside of drying unit by thermal-collecting tube and radiating tube, and relies on louvre discharge high-temperature gas to dry.
Radiating tube 22 is tubular, and louvre 28 is the semicircle gap vertical with radiating tube 22, and louvre 28 is evenly distributed on radiating tube 22.
Louvre adopts semicircle gap structure, and while area is given vent to anger in raising, the dust impurity etc. that some can be prevented larger enters in radiating tube, affects the normal use of radiating tube.
The inner side of drying unit 21 is provided with the Skirt line 23 be fixedly connected with ground 27, and radiating tube 22 clamps fixing in the one end away from thermal-collecting tube 20 by clamping block 25 and Skirt line 23.
Skirt line can strengthen the fixing firmness in drying unit and bottom surface, clamping block between Skirt line and radiating tube is for clamping radiating tube, meanwhile, radiating tube go wrong need repairing change time, take off the maintain and replace process that clamping block just can facilitate radiating tube.
The ground, inner side 27 of drying unit 21 is provided with the slide rail 26 be convenient to kiln car and slided.
When drying, kiln car enters drying unit by slide rail and dries being placed on model comparatively wet on kiln car.
Claims (4)
1. the drying unit produced for refractory material, it is characterized in that, the top of described drying unit (21) is communicated with oven dry recovery tube (9) by drying unit air inlet (11), described drying unit air inlet (11) is communicated with the thermal-collecting tube (20) being horizontally set on drying unit (21) inside top, described thermal-collecting tube (20) is provided with the radiating tube (22) being close to drying unit (21) inner side, described radiating tube (22) is evenly distributed on the inside of drying unit (21), described radiating tube (22) is being provided with louvre (28) towards the inner side of drying unit (21).
2. the drying unit produced for refractory material according to claim 1, it is characterized in that, described radiating tube (22) is tubular, described louvre (28) is the semicircle gap vertical with radiating tube (22), and described louvre (28) is evenly distributed on radiating tube (22).
3. the drying unit produced for refractory material according to claim 1 and 2, it is characterized in that, the inner side of described drying unit (21) is provided with the Skirt line (23) be fixedly connected with ground (27), and described radiating tube (22) clamps fixing in the one end away from thermal-collecting tube (20) by clamping block (25) and Skirt line (23).
4. the drying unit produced for refractory material according to claim 3, is characterized in that, the ground, inner side (27) of described drying unit (21) is provided with the slide rail (26) be convenient to kiln car and slided.
Priority Applications (1)
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| CN201510726962.XA CN105241260A (en) | 2015-10-30 | 2015-10-30 | Drying device for producing fireproofing materials |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510726962.XA CN105241260A (en) | 2015-10-30 | 2015-10-30 | Drying device for producing fireproofing materials |
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| US4285669A (en) * | 1978-11-23 | 1981-08-25 | Ulrico Walchhutter | Roller kiln provided with a drying tunnel, particularly for ceramic or refractory materials |
| CN201748765U (en) * | 2010-07-27 | 2011-02-16 | 浙江省丽水市浙南蓄电池隔板有限公司 | Drying device utilizing residual heat |
| CN202119234U (en) * | 2011-05-24 | 2012-01-18 | 辽宁向导科技发展有限公司 | Digitalized fully-automatic fireproof material drying oven |
| CN202770149U (en) * | 2012-08-07 | 2013-03-06 | 郑州真金耐火材料有限责任公司 | Drying system for recycling waste heat from a kiln |
| CN103383179A (en) * | 2013-07-02 | 2013-11-06 | 洛阳安拓窑炉环保有限公司 | Method and drying kiln for drying sheet material by utilizing waste heat |
| CN204268913U (en) * | 2014-11-21 | 2015-04-15 | 威远县德胜耐材有限公司 | A kind of refractory material blank is dried except moisture device |
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- 2015-10-30 CN CN201510726962.XA patent/CN105241260A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4285669A (en) * | 1978-11-23 | 1981-08-25 | Ulrico Walchhutter | Roller kiln provided with a drying tunnel, particularly for ceramic or refractory materials |
| CN201748765U (en) * | 2010-07-27 | 2011-02-16 | 浙江省丽水市浙南蓄电池隔板有限公司 | Drying device utilizing residual heat |
| CN202119234U (en) * | 2011-05-24 | 2012-01-18 | 辽宁向导科技发展有限公司 | Digitalized fully-automatic fireproof material drying oven |
| CN202770149U (en) * | 2012-08-07 | 2013-03-06 | 郑州真金耐火材料有限责任公司 | Drying system for recycling waste heat from a kiln |
| CN103383179A (en) * | 2013-07-02 | 2013-11-06 | 洛阳安拓窑炉环保有限公司 | Method and drying kiln for drying sheet material by utilizing waste heat |
| CN204268913U (en) * | 2014-11-21 | 2015-04-15 | 威远县德胜耐材有限公司 | A kind of refractory material blank is dried except moisture device |
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Application publication date: 20160113 |