CN208183484U - A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine - Google Patents
A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine Download PDFInfo
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- CN208183484U CN208183484U CN201820645673.6U CN201820645673U CN208183484U CN 208183484 U CN208183484 U CN 208183484U CN 201820645673 U CN201820645673 U CN 201820645673U CN 208183484 U CN208183484 U CN 208183484U
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Abstract
The utility model relates to a kind of automatic temperature-controlled and vacuum cavitations structures of twin-roll bitumen concrete mixing machine, including reworked material to dry roller and main baking roller, and the reworked material dries the both ends of roller and the main baking roller both ends are respectively equipped with feed inlet and slip hopper；The reworked material dries roller and described main one end for drying roller is respectively equipped with burner, and the other end is separately connected deduster；The burner passes through wind throttle connection air blower respectively；The reworked material dries roller and the main baking roller is respectively equipped with the B/P EGR Back Pressure Transducer EGR being connected with PLC, and the temperature sensor being connected with PID；The reworked material baking roller slips hopper end and house outlet end is respectively equipped with air door；The air door is equipped with the servo motor being connected with the PLC；The PID is also respectively connected with wind throttle.The utility model can in regeneration asphalt building stones heating process temperature and negative pressure detected and adjusted automatically, so that material temperature and negative pressure is maintained at level appropriate, improve benefit, reduce energy consumption.
Description
Technical field
The utility model relates to a kind of production equipments of regeneration asphalt, especially a kind of to be suitable for heat regeneration asphalt concrete mix
Device and its method for controlling combustion, specifically a kind of automatic temperature-controlled and vacuum cavitations of twin-roll bitumen concrete mixing machine
Structure.
Background technique
Negative-pressure firing influences energy conservation very big.Negative pressure is too small, combustion instability or fire extinguishing；Negative pressure is excessive, and hot gas is by cigarette sky
Gas is taken away, and thermal losses increases.Ideal combustion state is micro-vacuum state.
Currently, bitumen concrete mixing machine and the vacuum cavitations of hot recycling equipment are the numbers shown according to the vacuum table in equipment
According to by opening air-introduced machine size artificially come negative pressure required when realizing burning.Because heating building stones need a normal temperature, it is
Holding building stones temperature needs the size of artificial change wind throttle, in regulation a certain range to control flame size
Heat building stones.Meanwhile negative pressure can constantly change because flame size changes, therefore, operative employee need to frequently adjust wind throttle, so as to
Ideal aggregate temperature, and corresponding adjusting air-introduced machine air door, that is, absorbing quantity are kept to realize the reasonable negative pressure of burning, that is, should
Guarantee that material temperature keeps reasonable negative pressure again.By manpower regulation, not only increase labor intensity, can also be controlled in time because not negative
Compression ignition is burnt and the danger such as generation tempering, fire extinguishing, explosion or negative pressure are excessive, and small sand material is easy to be drawn to deduster, causes to remove
Dirt device auger overload trip influences production.
Utility model content
The purpose of this utility model is provided a kind of double aiming at the problem that currently encountering in regeneration asphalt concrete production process
The automatic temperature-controlled and vacuum cavitations structure of roller bitumen concrete mixing machine, can be to the temperature and negative pressure progress in building stones heating process
Automatic detection, and automatically adjust to corresponding burner and air-introduced machine, so that material temperature and negative pressure is maintained at level appropriate, protects
Card production efficient operation.
The technical solution of the utility model is:
A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine, including reworked material dry roller and main baking
Roller, the left end that the reworked material dries roller are equipped with first charging aperture and regenerative combustion device, and right end is equipped with first and slips hopper；It is described
The main left end for drying roller is equipped with second and slips hopper and main burner, and right end is equipped with second charging aperture；The regenerative combustion device passes through
First wind throttle connects the first air blower；The main burner connects the second air blower by the second wind throttle；The reworked material
The right end for drying roller connects deduster by the first air door；The main right end for drying roller connects the deduster；The regeneration
Material dries the left end of roller and the main left end for drying roller is respectively equipped with and PLC(programming sequence controller) negative pressure that is connected senses
Device；First air door is equipped with the first servo motor being connected with the PLC；Described first, which slips hopper and second, slips on hopper
It is respectively equipped with and PID(proportional integral derivative controller) temperature sensor that is connected；The PID is also respectively connected with the first wind oil
Door and the second wind throttle；The outlet end of the deduster connects air-introduced machine by the second air door；Second air door is equipped with and institute
State the second connected servo motor of PLC.
Further, the outlet end of the air-introduced machine connects chimney, and exhaust gas is discharged in time.
The utility model has the beneficial effects that
The utility model can in regeneration asphalt building stones heating process temperature and negative pressure detected automatically, and accordingly
It automatically adjusts to corresponding burner and air-introduced machine, material temperature and negative pressure is made to remain at level appropriate, guarantee production
Efficient operation.Meanwhile the labor intensity of worker can also can be greatly reduced, it improves benefit, reduces energy consumption.
Detailed description of the invention
Fig. 1 is the structural schematic block diagram of the utility model.
Wherein: 1- first charging aperture；2- regenerative combustion device；3- B/P EGR Back Pressure Transducer EGR；4- the first wind throttle；The first air blast of 5-
Machine；6- the second wind throttle；The second air blower of 7-；8- main burner；9- second slips hopper；10- temperature sensor；11- second into
Material mouth；12- first slips hopper；The first air door of 13-；14- first servo motor；15- deduster；16- chimney；17- air-introduced machine；
The second servo motor of 18-；The second air door of 19-；20- reworked material dries roller；The main baking roller of 21-.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.The tables such as involved "left", "right" in text
It states only for convenience of describing, is not the restriction to structure.
As shown in Figure 1.
A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine, including reworked material dry roller 20 and master
Roller 21 is dried, the left end that the reworked material dries roller 20 is equipped with first charging aperture 1 and regenerative combustion device 2, and right end is equipped with first and slips
Hopper 12.The main left end for drying roller 21 is equipped with second and slips hopper 9 and main burner 8, and right end is equipped with second charging aperture 11.Institute
It states regenerative combustion device 2 and first air blower 5 is connected by the first wind throttle 4, the main burner 8 is connected by the second wind throttle 6
Second air blower 7 can be the air-supply of corresponding burner by air blower, and pass through wind throttle adjustment air output.The regeneration
The right end that material dries roller 20 connects deduster 15 by the first air door 13, and the main right end for drying roller 21 is directly connected to described remove
Dirt device 15 is drained in time to dry the flue dust in roller for two.The reworked material dries the left end of roller 20 and the main baking is rolled
The left end of cylinder 21 is respectively equipped with the B/P EGR Back Pressure Transducer EGR 3 being connected with PLC, is able to detect two pressure dried in roller, and be transferred to
PLC.First air door 13 is equipped with the first servo motor 14 being connected with the PLC, can act under the control of PLC, into
And control the opening size of first air door 13.Described first, which slips hopper 12 and second, slips and is respectively equipped on hopper 9 and PID phase
Temperature sensor 10 even, is able to detect temperature when discharging, and be transferred to PID.The PID is also respectively connected with first wind
Throttle 4 and the second wind throttle 6 can adjust in time the opening size of corresponding wind throttle, and then change combustion according to the temperature of discharging
The burning of burner is horizontal.The outlet end of the deduster 15 connects air-introduced machine 17 by the second air door 19；On second air door 19
Equipped with the second servo motor 18 being connected with the PLC, can be removed by controlling second servo motor 18 to adjust from described
Absorbing quantity in dirt device 15, and then adjust two pressure-reduction levels dried in roller.
The outlet end of the air-introduced machine 17 connects chimney 16, so that exhaust gas to be discharged in time.
The working process of the utility model is as follows:
1) range of negative pressure is set in PLC；
2) air-introduced machine is opened, and starts the second servo in the first servo motor and dust-extraction unit on reworked material baking roller
Motor dries reworked material and generates negative pressure in roller and main baking roller；
3) PLC collects the feedback data that reworked material dries roller and the main B/P EGR Back Pressure Transducer EGR for drying roller, and compared with setting value
Afterwards, corresponding servo motor is automatically adjusted, the size of damper makes negative pressure value control within the set range；
4) heating building stones temperature is set in PID,
5) burner ignition works, and dries the building stones in roller and main baking roller to reworked material and heats；
6) PID collects the feedback information that reworked material dries roller and the main temperature sensor for drying roller, and compared with setting value
Afterwards, the aperture of corresponding wind throttle is automatically adjusted, burner flame size is controlled, building stones heating temperature is made to be in setting range；
7) repeat step 3) and 6), the aperture of real-time damper and wind throttle, realize to temperature and negative pressure it is automatic with
Track and control.
The utility model by regeneration asphalt building stones heating process temperature and negative pressure detected and adjusted automatically,
So that material temperature and negative pressure is remained at level appropriate, guarantees production efficient operation.Meanwhile the labor of worker can also can be greatly reduced
Fatigue resistance is improved benefit, and energy consumption is reduced.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (2)
1. a kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine, including reworked material dry roller (20) and master
It dries roller (21), it is characterized in that the left end that the reworked material dries roller (20) is equipped with first charging aperture (1) and regenerative combustion device
(2), right end is equipped with first and slips hopper (12)；The main left end for drying roller (21) is equipped with second and slips hopper (9) and main burner
(8), right end is equipped with second charging aperture (11)；The regenerative combustion device (2) connects the first air blower by the first wind throttle (4)
(5)；The main burner (8) passes through the second wind throttle (6) connection the second air blower (7)；The reworked material dries roller (20)
Right end passes through the first air door (13) connection deduster (15)；The main right end for drying roller (21) connects the deduster (15)；
The reworked material dries the left end of roller (20) and the main left end for drying roller (21) is respectively equipped with the negative pressure sensing being connected with PLC
Device (3)；First air door (13) is equipped with the first servo motor (14) being connected with the PLC；Described first slips hopper
(12) and second slips the temperature sensor (10) for being respectively equipped on hopper (9) and being connected with PID；The PID is also respectively connected with described
One wind throttle (4) and the second wind throttle (6)；The outlet end of the deduster (15) connects air-introduced machine by the second air door (19)
(17)；Second air door (19) is equipped with the second servo motor (18) being connected with the PLC.
2. the automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine according to claim 1, it is characterized in that
The outlet end of the air-introduced machine (17) connects chimney (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645673.6U CN208183484U (en) | 2018-05-03 | 2018-05-03 | A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645673.6U CN208183484U (en) | 2018-05-03 | 2018-05-03 | A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine |
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| Publication Number | Publication Date |
|---|---|
| CN208183484U true CN208183484U (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820645673.6U Active CN208183484U (en) | 2018-05-03 | 2018-05-03 | A kind of automatic temperature-controlled and vacuum cavitations structure of twin-roll bitumen concrete mixing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797272A (en) * | 2018-05-03 | 2018-11-13 | 南京同力建设集团股份有限公司 | A kind of burner and its control method of twin-roll heat regeneration asphalt concrete mixing machine |
-
2018
- 2018-05-03 CN CN201820645673.6U patent/CN208183484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797272A (en) * | 2018-05-03 | 2018-11-13 | 南京同力建设集团股份有限公司 | A kind of burner and its control method of twin-roll heat regeneration asphalt concrete mixing machine |
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