CN209873527U - Quick ripples constant temperature heating device of bituminous mixture layer of mating formation - Google Patents
Quick ripples constant temperature heating device of bituminous mixture layer of mating formation Download PDFInfo
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- CN209873527U CN209873527U CN201920419344.4U CN201920419344U CN209873527U CN 209873527 U CN209873527 U CN 209873527U CN 201920419344 U CN201920419344 U CN 201920419344U CN 209873527 U CN209873527 U CN 209873527U
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Abstract
The utility model provides a bituminous mixture layer of mating formation quick ripples constant temperature heating device, it includes the equipment chassis at least, and the walking wheel is installed to the bottom on equipment chassis, is provided with power generation equipment, computer and operation screen on the equipment chassis, and equipment chassis below is connected with the hot plate, laid embedded circuit on the main frame of hot plate, and inlay on the hot plate and be equipped with multicoating heater and temperature sensing needle type probe, multicoating heater, temperature sensing needle type probe are connected with the computer through integrated pencil respectively, and multicoating heater, temperature sensing needle type probe and computer are connected with the power generation equipment electricity respectively. The device applies the high-temperature co-fired ceramic heating sheet to the heating device equipment of the asphalt mixture pavement layer, the heating temperature is quicker, the energy is cleaner, and the device can meet the requirements of intermittent heat radiation heating or continuous heat radiation heating; the device has high automation degree and extremely low cost, and greatly saves the cost investment.
Description
Technical Field
The utility model belongs to the technical field of bituminous mixture layer construction of mating formation, concretely relates to bituminous mixture layer quick ripples constant temperature heating device of mating formation.
Background
The pavement diseases mainly include poor flatness, common oil and pitted surface, which have direct relation with the gradation of pavement materials and the great dispersion of asphalt content, and the mix proportion of the original pavement materials needs to be optimized and adjusted during thermal regeneration construction, so that the pavement performance of the mixture is improved.
The construction process of asphalt mixture pavement is that the asphalt concrete pavement with road fault is heated and loosened by the pavement construction equipment, added with regenerant, hot asphalt and new asphalt mixture with specific gradation, fully mixed and then spread, rolled and molded, and the construction method mainly comprises the following steps: the method comprises the steps of cleaning a road surface, determining a construction datum line, positioning a vehicle as required, preparing for construction, heating, loosening, regenerating and collecting, adding a new material and collecting a regenerated material for composite stirring, operating a paver, rolling, maintaining the road surface and the like.
However, most of the heating operations in the construction of asphalt mixture pavement layers in China at present are heavy oil hot air, liquefied gas, heavy oil open fire and propane and liquefied gas heat radiation. The heating element has the defects of high-temperature oxidation, short service life, unsafe naked flame, low heat efficiency and the like, and also has the defects of high energy consumption, uneven heating and great damage to pavement materials.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem that exists in the past in bituminous mixture layer construction heating operation of mating formation, the utility model provides a can accelerate the construction progress, practice thrift project cost and reduce the bituminous mixture layer rapid wave constant temperature heating device that mats formation that adds the damage of hot-water pavement, the device is through repacking rapid wave constant temperature heating device on bituminous mixture layer equipment of mating formation, use multicoating heater and temperature sensing pin type probe, system such as computer and operation screen man-machine autonomous control add, the innate of other heating methods has been solved better not enough, heating temperature is more quick and the energy is cleaner.
Therefore, the utility model discloses the technical scheme who adopts as follows:
the utility model provides a bituminous mixture layer of mating formation quick ripples constant temperature heating device, includes the equipment chassis at least, the walking wheel is installed to the bottom on the equipment chassis, be provided with power generation equipment and computer on the equipment chassis, the operation screen has been laid to the one end of computer, and equipment chassis below is connected with the hot plate, laid embedded circuit on the main frame of hot plate, and the hot plate is gone up to inlay and is equipped with multicoat heater and temperature sensing needle type probe, multicoat heater, temperature sensing needle type probe are connected with the computer through integrated pencil respectively, and multicoat heater, temperature sensing needle type probe and computer are connected with the power generation equipment electricity respectively.
The heating plate is connected with the equipment chassis through an oil cylinder.
And a heat insulation curtain is arranged on the outer contour of the heating plate.
The multi-coating heater is provided with a plurality of groups, and the plurality of groups of multi-coating heaters are relatively independently and uniformly embedded in the main frame of the heating plate.
The temperature-sensing needle type probes are provided with a plurality of groups, and the temperature-sensing needle type probes in the groups are uniformly distributed on the main frame of the heating plate relatively and independently.
The multi-coating heater is a high-temperature co-fired ceramic heating element.
The multi-coating heater is a cube structure pressed by multilayer high-temperature co-fired ceramic heating elements, a positioning hole and a locking device are arranged in the center of the multi-coating heater, positioning grooves are respectively formed in the upper surface and the lower surface of the multi-coating heater and used for being embedded in a main frame of the heating plate, and flange parts of the upper surface and the lower surface of the multi-coating heater are communicated with an embedded circuit on the main frame of the heating plate.
The temperature sensing needle type probe is a needle type telescopic temperature detector.
The utility model has the advantages that:
1. the utility model applies a multi-coating heater (i.e. a high-temperature co-fired ceramic heating element) into the heating device equipment of the asphalt mixture pavement layer, and has the advantages of corrosion resistance, high temperature resistance, long service life, high efficiency, energy conservation, uniform temperature, good heat conductivity, high thermal compensation speed and the like, and the related environmental protection index is more excellent, so the heating temperature of the rapid wave constant temperature heating device of the asphalt mixture pavement layer is quicker, and the energy is cleaner;
2. the utility model provides a quick wave constant temperature heating device for asphalt mixture pavement layers, which has reasonable layout structure, can be used for heating in the construction of asphalt mixture pavement layers and can meet the requirements of intermittent heat radiation heating or continuous heat radiation heating;
3. the device has high automation degree, can be operated by a skilled operator as required, has good effect, effectively solves the defects of other heating, has extremely low cost, greatly saves cost input, reduces the labor intensity of workers and effectively improves the production efficiency. The following will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of a multi-coating heater.
Fig. 3 is a schematic structural view of the heating plate.
Description of reference numerals: 1. a multi-layer heater; 2. a temperature sensing needle probe; 3. heating plates; 4. a thermal insulation curtain; 5. integrating the wire harness; 6. a power generation device; 7. a computer; 8. an operation screen; 9. equipment chassis, 10 lift cylinder.
Detailed Description
Example 1:
as shown in fig. 1, the utility model provides a bituminous mixture layer of mating formation quick ripples constant temperature heating device includes equipment chassis 9 at least, the walking wheel is installed to equipment chassis 9's bottom, be provided with power generation facility 6 and computer 7 on the equipment chassis 9, operation screen 8 has been laid to computer 7's one end, and equipment chassis 9 below is connected with hot plate 3, lay embedded circuit on hot plate 3's the frame, and inlay on the hot plate 3 and be equipped with multicoating heater 1 and temperature sensing needle type probe 2, multicoating heater 1, temperature sensing needle type probe 2 are connected with computer 7 through integrated pencil 5 respectively, and multicoating heater 1, temperature sensing needle type probe 2 and computer 7 are connected with power generation facility 6 electricity respectively.
The working process is as follows:
an embedded circuit is distributed on the frame of the heating plate 3, the multi-coating heater 1 and the temperature sensing needle type probe 2 are both arranged in the frame of the heating plate 3 and on the frame, and the circuits of the multi-coating heater 1 and the temperature sensing needle type probe 2 can be switched on and off through the integrated wiring harness 5, so that the circuits can work and stop; during operation, the power generation device 6 supplies power, the computer 7 is connected, and the temperature is set on the operation panel 8.
The multi-coating heater 1 and the temperature sensing needle type probe 2 are both arranged on the heating plate 3 and are connected to the equipment chassis 9 through a mechanical device and a hydraulic oil cylinder 10, the multi-coating heater can move forward or backward through the equipment chassis 9, and the heating plate 3 can be lifted up and down below the equipment chassis 9 through the hydraulic oil cylinder 10, so that the continuous operation of determining and heating the corresponding height above the ground is completed.
The multi-coating heater 1 is connected with a power generation device 6, a computer 7 and an operation screen 8 through an integrated wiring harness 5. The automatic heating can be realized through the program of the computer 7, the temperature is temporarily stopped when the highest temperature is reached, the temperature sensing needle type probe 2 collects and monitors the temperature in time, the temperature is fed back to the computer 7 when the temperature is lower than the set temperature, the circuit is immediately switched on to enable the multi-coating heater 1 to work, the heating is continued, and the heating is stopped when the highest temperature is reached. The automatic circulation achieves the effect of constant temperature heating.
Quick ripples constant temperature heating device in bituminous mixture layer of mating formation is through the quick ripples constant temperature heating device that reloads on bituminous mixture layer equipment of mating formation, use multicoat heater and temperature sensing needle type probe, system such as computer and operation screen man-machine autonomous control of joining in marriage, can not only be better accelerate the construction progress, practice thrift the project cost and reduce the damage to heating the road surface, and contrast other heating methods effects obvious, this device still has longe-lived, energy-efficient, the temperature is even, the heat conductivility is good, use cost is low and economic environmental protection simultaneously.
Example 2:
on the basis of the embodiment 1, the multi-coating heater 1 is a high-temperature co-fired ceramic heating element, and is prepared by printing high-melting-point metal heating resistance slurry made of tungsten, molybdenum, manganese and the like on 92-96% of alumina casting ceramic green bodies according to the design requirements of a heating circuit, overlapping 4-8% of sintering aids in multiple layers, and co-firing at the high temperature of 1500-1600 ℃ to form a whole, so that the multi-coating heater has the advantages of corrosion resistance, high temperature resistance, long service life, high efficiency, energy conservation, uniform temperature, good heat conduction performance, high heat compensation speed and the like, does not contain harmful substances such as lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers and the like, and meets the environmental protection requirements of the European Union RoHS and the like. Compared with a PTC ceramic heating element, the multi-coating heater is energy-saving and high in heat efficiency, and can save 20-30% of electric energy under the condition of the same heating effect; the surface is safe and uncharged, the insulating property is good, the device can withstand the withstand voltage test of 4500V/1S, the breakdown is avoided, and the leakage current is less than 0.5 mA. Therefore, compared with other types of heating elements, the heating element has the advantages of high mechanical strength, high wiring density, stable chemical performance, high heat dissipation coefficient, low material cost and the like.
The multi-coating heater utilizes the resistance-temperature change linearity, can easily control the temperature through a computer and an operation screen by controlling the resistance, and has no power attenuation after long-time use. The temperature rise is rapid, the temperature of the 1500W power starting of the heating element reaches more than 2000 ℃ only after 20S, open fire does not exist, the uniformity and the consistency of heat are good, and the power density is as high as more than or equal to 50W/cm 2.
Example 3:
in the present embodiment, as shown in fig. 3, the multiple-layer heaters 1 are provided in several groups, and the multiple-layer heaters 1 in several groups are relatively independently and uniformly embedded in the main frame of the heating plate 3. As shown in fig. 2, the multi-layer heater 1 is a cube structure pressed by a multi-layer high-temperature co-fired ceramic heating element, a positioning hole and a locking device are arranged in the center of the multi-layer high-temperature co-fired ceramic heating element, positioning grooves are respectively arranged on the upper surface and the lower surface of the multi-layer high-temperature co-fired ceramic heating element and are used for being embedded in a main frame of the heating plate 3, and flange parts of the upper surface and the lower surface of the multi-layer high.
The multi-coating heater 1 is relatively independent and convenient to mount, is mounted on a relative base in a main frame of the heating plate 3, and can close a unit circuit of the multi-coating heater.
The multi-coating heater 1 can easily control the temperature through the control resistor through the computer 7 and the operation screen 8. The constant temperature is kept at 170 +/-10 ℃ in the process, and the heat insulation curtain 4 is arranged on the outer edge of the heating plate 3, so that the heat insulation curtain 4 stores heat as much as possible in the heating process, the heat loss is reduced, no power attenuation exists after long-time use, the temperature rise is rapid, the heat uniformity is good, and therefore the rapid wave constant temperature heating device has the advantages of simple structure, convenience in operation, reliability in work and the like.
Example 4:
on the basis of the above embodiment, the temperature sensing needle type probe 2 is a needle type retractable temperature detector, and adopts a sound wave temperature measurement technology, and the measurement principle is based on that the propagation speed of sound directly changes with the temperature of a medium. Compared with the traditional hearth temperature measurement technology, the sound wave temperature measurement technology has the following obvious advantages: 1) the accuracy is high and is not influenced by uncertain factors such as radiation and the like, and the accuracy can reach +/-1%; 2) the measuring temperature range is wide and can be used in the full load range of the boiler; 3) the measurement space is not limited, the average temperature can be measured, and the temperature field distribution of the hearth can be determined; 4) the measurement sensitivity is high, and the real-time performance is good; 5) and the maintainability is good.
In this embodiment, three groups of temperature-sensitive needle probes 2 may be arranged, the three groups of temperature-sensitive needle probes 2 are respectively arranged at the left, middle and right positions of the heating plate 3, and two temperature-sensitive needle probes 2 are arranged in sequence and symmetrically up and down. Therefore, relevant temperature data can be collected in the whole range in the heating process and fed back to the computer 7, and the maximum thickness of the temperature-sensing needle type probe 2 in the device can reach 6 CM.
To sum up, the utility model provides a quick ripples constant temperature heating device in layer is mated formation to this kind of bituminous mixture lays rational in infrastructure, in the heating operation of bituminous mixture layer construction of mating formation. Can meet the requirement of intermittent or continuous heat radiation heating. The device has the advantages of high automation degree, full-course control by a computer, capability of being operated by a skilled operator as required, good effect, low cost of the heating unit, corrosion resistance, high temperature resistance, long service life, high efficiency, energy conservation, uniform temperature, good heat conduction performance, high thermal compensation speed, higher environmental protection index and the like, and completely meets the requirement of rapid heating of the asphalt mixture pavement layer.
Parts of the above embodiments that are not specifically described are well known components and conventional structures or conventional means in the art and will not be described in detail herein.
The above examples are merely illustrative of the present invention and do not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a quick ripples constant temperature heating device in bituminous mixture layer of mating formation, includes equipment chassis (9) at least, the walking wheel is installed to the bottom of equipment chassis (9), its characterized in that: the device is characterized in that a power generation device (6) and a computer (7) are arranged on the device chassis (9), an operation screen (8) is arranged at one end of the computer (7), a heating plate (3) is connected below the device chassis (9), an embedded circuit is arranged on a main frame of the heating plate (3), a multi-coating heater (1) and a temperature sensing needle type probe (2) are embedded on the heating plate (3), the multi-coating heater (1) and the temperature sensing needle type probe (2) are respectively connected with the computer (7) through an integrated wiring harness (5), and the multi-coating heater (1), the temperature sensing needle type probe (2) and the computer (7) are respectively electrically connected with the power generation device (6).
2. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: the heating plate (3) is connected with an equipment chassis (9) through an oil cylinder (10).
3. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: and a heat insulation curtain (4) is arranged on the outer contour of the heating plate (3).
4. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: the multi-coating heater (1) is provided with a plurality of groups, and the groups of multi-coating heaters (1) are relatively independently and uniformly embedded in the main frame of the heating plate (3).
5. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: the temperature-sensing needle type probes (2) are provided with a plurality of groups, and the temperature-sensing needle type probes (2) are uniformly distributed on the main frame of the heating plate (3) relatively independently.
6. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: the multi-coating heater (1) is a high-temperature co-fired ceramic heating element.
7. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 6, characterized in that: the structure of the multi-coating heater (1) is a cube structure pressed by a multilayer high-temperature co-fired ceramic heating element, a positioning hole and a locking device are arranged in the center of the multi-coating heater, positioning grooves are respectively formed in the upper surface and the lower surface of the multi-coating heater and used for being embedded in a main frame of the heating plate (3), and flange parts of the upper surface and the lower surface of the multi-coating heater are communicated with an embedded circuit on the main frame of the heating plate (3).
8. The rapid wave constant temperature heating device for the bituminous mixture pavement according to claim 1, characterized in that: the temperature sensing needle type probe (2) is a needle type telescopic temperature detector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920419344.4U CN209873527U (en) | 2019-03-29 | 2019-03-29 | Quick ripples constant temperature heating device of bituminous mixture layer of mating formation |
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| CN201920419344.4U CN209873527U (en) | 2019-03-29 | 2019-03-29 | Quick ripples constant temperature heating device of bituminous mixture layer of mating formation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198595A (en) * | 2022-05-05 | 2022-10-18 | 扬州绿宝人造草坪有限公司 | Artificial turf with microwave snow removing function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198595A (en) * | 2022-05-05 | 2022-10-18 | 扬州绿宝人造草坪有限公司 | Artificial turf with microwave snow removing function |
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