阅读说明：本技术 一种可移动式沥青混合料加热设备 (Movable asphalt mixture heating equipment ) 是由 高金龙 于 2020-05-29 设计创作，主要内容包括：本发明公开了一种可移动式沥青混合料加热设备。本发明中,包括车架,所述车架的上表面通过四个固定螺栓连接有储料仓,所述筛网的远离所述储料仓的一侧的表面固定安装有加热室,所述加热室的外壁顶部焊接有固定支架,所述固定支架的另一端固定连接有上加热板,所述车架位于所述储料仓的一侧的表面通过预留开设的安装槽放置有储气罐,所述储气罐的顶部固定连接有燃气管道,上加热板和储料室加热板采用燃气为燃料,加热燃烧时不产生火苗,以红外辐射的形式进行加热,避免了明火带来的安全隐患使得该装置更加安全,保护罩的封闭结构可以有效阻挡自然风影响气体混合效果,避免了自然风影响加热效率,提高了该装置的加热效率。(The invention discloses a movable asphalt mixture heating device. The invention comprises a frame, the upper surface of the frame is connected with a storage bin through four fixing bolts, a heating chamber is fixedly arranged on the surface of one side of the screen, which is far away from the storage bin, a fixed bracket is welded on the top of the outer wall of the heating chamber, the other end of the fixed bracket is fixedly connected with an upper heating plate, the surface of the frame at one side of the storage bin is provided with an air storage tank through a mounting groove which is reserved, the top of the gas storage tank is fixedly connected with a gas pipeline, the upper heating plate and the heating plate of the storage chamber adopt gas as fuel, flame is not generated during heating and burning, the heating is carried out in the form of infrared radiation, so that potential safety hazards caused by open fire are avoided, the device is safer, the sealing structure of the protective cover can effectively prevent natural wind from influencing the gas mixing effect, the natural wind is prevented from influencing the heating efficiency, and the heating efficiency of the device is improved.)

1. The utility model provides a movable bituminous mixture firing equipment, includes frame (1), its characterized in that: the upper surface of the frame (1) is connected with a storage bin (2) through four fixing bolts, a screen (22) is fixedly arranged at the upper part inside the storage bin (2) through an installing groove, a heating chamber (3) is fixedly arranged on the surface of one side of the screen (22) far away from the storage bin (2), a temperature sensor is fixedly arranged on the inner wall of the top of the heating chamber (3), a fixed bracket (12) is welded on the top of the outer wall of the heating chamber (3), the other end of the fixed bracket (12) is fixedly connected with an upper heating plate (4), the surface of the frame (1) at one side of the storage bin (2) is provided with a gas storage tank (5) through a mounting groove which is reserved, the top fixedly connected with gas pipeline (9) of gas holder (5), the upper end part fixed mounting of gas pipeline (9) has gas detection table (26).

2. The movable asphalt mixture heating apparatus according to claim 1, wherein: the bottom fixed mounting of storage silo (2) has storage compartment hot plate (23), the air feed mouth of storage compartment hot plate (23) with gas pipeline (9) are connected, the inside fixed mounting of storage silo (2) has temperature sensor, and temperature sensor's information output end is connected with the microcomputer processor, and the microcomputer processor can be through control go up hot plate (4) with the temperature of heating plate is controlled to the gas volume of storage compartment hot plate (23).

3. The movable asphalt mixture heating apparatus according to claim 1, wherein: go up the below of hot plate (4) and be provided with and strain gas built-up frame (11), strain last fixed surface of gas built-up frame (11) and be connected with gas receiver (10), the left side welding of gas receiver (10) has fixing base (7), the quantity of fixing base (7) is four, welds respectively on two edges of gas receiver (10), the inside of fixing base (7) is connected with fixing bolt (6) through the screw hole.

4. A mobile asphalt mixture heating plant according to claim 3, characterized in that: the outer wall fixed mounting of gas receiver (10) has safety cover (8), the inside right side fixed mounting of safety cover (8) has body mixing arrangement (25), the terminal fixedly connected with gas nozzle of body mixing arrangement (25), and another department of gas nozzle terminal with the top department of supplying gas of gas pipeline (9) is connected.

5. The movable asphalt mixture heating apparatus according to claim 1, wherein: the heating chamber (3) is filled with asphalt mixture (15), and the diameter of the loosened asphalt mixture (15) is smaller than the aperture of the screen (22).

6. The movable asphalt mixture heating apparatus according to claim 1, wherein: the screen (22) is made of high-temperature-resistant materials, and the aperture of the screen (22) is designed to be 3-7 cm.

7. The movable asphalt mixture heating apparatus according to claim 1, wherein: the heating chamber (3) with the outer wall of storage silo (2) all adopts the design of heat preservation intermediate layer, and the inboard welding of heat preservation intermediate layer has high temperature resistant steel sheet (18), and the outside welding of heat preservation intermediate layer has ordinary corrosion resistant plate (16), ordinary corrosion resistant plate (16) with it has high temperature resistant heat preservation cotton (17) to fill between high temperature resistant steel sheet (18).

8. A mobile asphalt mixture heating plant according to claim 1, characterized in that; the utility model discloses a heating chamber, including heating chamber, storage silo, heating chamber, storage silo and lock catch, the left side opening part fixed mounting of heating chamber (3) has heating chamber hatch door (13), the left side opening part fixed mounting of storage silo (2) has storage chamber hatch door (14), the middle part welding of the edge of storage chamber hatch door (14) has lock catch (27), the outer wall middle part fixed mounting of storage silo (2) have with lock catch (27) assorted fixed slot.

9. The movable asphalt mixture heating apparatus according to claim 1, wherein: the middle of the edge of the left side and the right side of the frame (1) is fixedly provided with a wheel baffle plate (20), and the frame (1) is positioned below the wheel baffle plate (20) and is fixedly provided with wheels (21).

10. The movable asphalt mixture heating apparatus according to claim 1, wherein: the welding of the lower surface left and right sides of frame (1) has frame bracing piece (24), frame bracing piece (24) have adopted the better material of support nature to make, the welding of the right side front end of frame (1) has drag hook (19), the couple fixed orifices has been seted up to the inside of drag hook (19).

Technical Field

The invention belongs to the technical field of asphalt mixture heating, and particularly relates to movable asphalt mixture heating equipment.

Background

Asphalt pavements are frequently subjected to minor repair maintenance after a period of use, and local, slight initial damage must be repaired in time. Generally, cleaning, oil flooding, wrapping, crack, loosening and other diseases are taken as maintenance operation, pit groove repairing, sinking, wave treatment, kern edge repairing and other diseases are taken as minor repair operation, and when a series of diseases are treated, because the asphalt mixture at the positions of the diseases is removed, new asphalt mixture is inevitably needed to be supplemented.

At present, a common asphalt mixture supplementing mode is that a mixing station produces asphalt mixtures with corresponding gradation, the asphalt mixtures are directly conveyed to a construction site after being loaded, and after the site disease position is treated, new asphalt mixtures are unloaded, laid in the disease position and compacted, and maintenance work is completed.

The temperature is an important factor influencing the rolling quality of the asphalt mixture, the temperature of the asphalt mixture gradually decreases along with the time lapse in the series of working processes, the compaction effect cannot meet the standard requirement due to the fact that the temperature of the asphalt mixture is too low, and the diseases treated under the condition can be re-caused due to the fact that the compaction is not compact. And when the new asphalt mixture is needed to be less, the discharging cost of the mixing station is too high, and the material transporting vehicle can occupy a large road after arriving at a construction site, so that traffic jam is easily caused.

Many domestic manufacturers also manufacture on-site asphalt mixture heating and maintaining equipment, but the equipment is complex to operate and large in size, and the heating mode is poor in economic and environmental protection performance because a small-sized burner is usually adopted for heating. Therefore, need a novel portable bituminous mixture firing equipment, will design simple and practical, the site operation personnel operation of being convenient for, the size is little to remove in a flexible way, can be in normal practicality under the condition that occupies less road surface space, adopts economic environmental protection's heating method, and the bituminous mixture temperature is even and the new bituminous mixture quality equivalence of mixing the station production after the heating.

Disclosure of Invention

The invention aims to: in order to solve the above-mentioned problems, a movable asphalt mixture heating apparatus is provided.

The technical scheme adopted by the invention is as follows: the utility model provides a movable bituminous mixture firing equipment, includes the frame, the upper surface of frame is connected with the storage silo through four fixing bolt, there is the screen cloth inside top through the mounting groove fixed mounting who sets up of storage silo, keeping away from of screen cloth the fixed surface of one side of storage silo installs the heating chamber, the top inner wall fixed mounting of heating chamber has temperature sensor, the welding of outer wall top of heating chamber has the fixed bolster, the other end fixedly connected with upper heating plate of fixed bolster, the frame is located the gas holder has been placed through reserving the mounting groove of setting up on the surface of one side of storage silo, the top fixedly connected with gas pipeline of gas holder, the upper end part fixed mounting of gas pipeline has the gas to detect the table.

In a preferred embodiment, a storage chamber heating plate is fixedly mounted at the bottom of the storage bin, an air supply port of the storage chamber heating plate is connected with the gas pipeline, a temperature sensor is fixedly mounted in the storage bin, an information output end of the temperature sensor is connected with a microcomputer processor, and the microcomputer processor can control the temperature of the heating plate by controlling the gas quantity of the upper heating plate and the storage chamber heating plate.

In a preferred embodiment, the below of going up the hot plate is provided with strains the gas built-up frame, strain the last fixed surface of gas built-up frame and be connected with the gas receiver, the left side welding of gas receiver has the fixing base, the quantity of fixing base is four, welds respectively two edges of gas receiver, the inside of fixing base is connected with fixing bolt through the screw hole.

In a preferred embodiment, a protective cover is fixedly installed on the outer wall of the air storage chamber, a body mixing device is fixedly installed on the right side inside the protective cover, a gas nozzle is fixedly connected to the tail end of the body mixing device, and the other tail end of the gas nozzle is connected with the top air supply position of the gas pipeline.

In a preferred embodiment, the heating chamber is filled with an asphalt mixture having a diameter smaller than the diameter of the mesh screen after the asphalt mixture is loosened.

In a preferred embodiment, the screen is made of a high-temperature resistant material, and the aperture of the screen is designed to be 3-7 cm.

In a preferred embodiment, the outer walls of the heating chamber and the storage bin are designed to be heat-insulating interlayers, the inner side of each heat-insulating interlayer is welded with a high-temperature-resistant steel plate, the outer side of each heat-insulating interlayer is welded with a common stainless steel plate, and high-temperature-resistant heat-insulating cotton is filled between the common stainless steel plate and the high-temperature-resistant steel plate.

In a preferred embodiment, a heating chamber door is fixedly installed at a left opening of the heating chamber, a storage chamber door is fixedly installed at a left opening of the storage bin, a lock catch is welded in the middle of the edge of the storage chamber door, and a fixed clamping groove matched with the lock catch is fixedly installed in the middle of the outer wall of the storage bin.

In a preferred embodiment, wheel baffles are fixedly mounted in the middle of the left and right edges of the frame, and wheels are fixedly mounted on the frame below the wheel baffles.

In a preferred embodiment, the left side and the right side of the lower surface of the frame are welded with frame support rods, the frame support rods are made of materials with better support performance, the front end of the right side of the frame is welded with a dragging hook, and a hook fixing hole is formed in the dragging hook.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, the upper heating plate and the heating plate of the storage chamber adopt fuel gas as fuel, flame is not generated during heating and burning, and the heating is carried out in an infrared radiation mode, so that potential safety hazards caused by open fire are avoided, and the device is safer.

2. According to the invention, the closed structure of the protective cover can effectively prevent natural wind from influencing the gas mixing effect, so that the problem of long heating time caused by the influence of the natural wind on the heating efficiency is avoided, and the heating efficiency of the device is higher.

3. According to the invention, the storage bin is designed in an inverted trapezoid shape, when the heated loose asphalt mixture falls down from the sieve mesh, the heated loose asphalt mixture is concentrated at the central position of the storage bin, the heating plate below the storage bin provides a heat preservation effect for the asphalt mixture, and the heated asphalt mixture is prevented from being cooled when the construction is not carried out in time, so that the construction progress is not influenced, the temperature of the asphalt mixture cannot be easily lost, and the construction at any time is convenient.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a schematic view of a heating plate according to the present invention;

FIG. 5 is a plan view of the inside of the heating chamber of the present invention

FIG. 6 is a left side view of the heating chamber of the present invention;

FIG. 7 is a diagram illustrating the process of dropping the asphalt mixture precast block into the storage bin from heating to loosening in accordance with the present invention;

FIG. 8 is a schematic view of a storage silo according to the present invention;

FIG. 9 is a schematic view of the outer wall insulation structure of the present invention;

FIG. 10 is a schematic view of the movable carriage of the present invention;

FIG. 11 is a left side view of the present invention with the door closed;

fig. 12 is a left side view of the door of the present invention when open.

The labels in the figure are: 1-vehicle frame, 2-storage bin, 3-heating chamber, 4-upper heating plate, 5-gas storage tank, 6-fixing bolt, 7-fixing seat, 8-protective cover, 9-gas pipeline, 10-gas storage chamber, 11-gas filtering combined frame, 12-fixing support, 13-heating chamber cabin door, 14-storage chamber cabin door, 15-asphalt mixture, 16-common stainless steel plate, 17-high temperature resistant heat insulation cotton, 18-high temperature resistant steel plate, 19-dragging hook, 20-wheel baffle, 21-wheel, 22-screen, 23-storage chamber heating plate, 24-vehicle frame support rod, 25-gas mixing device, 26-gas detection meter and 27-lock catch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-12, a movable asphalt mixture heating device comprises a frame 1, wherein wheel baffles 20 are fixedly arranged at the middle parts of the edges of the left side and the right side of the frame 1, wheels 21 are fixedly arranged below the wheel baffles 20 of the frame 1, frame support rods 24 are welded on the left side and the right side of the lower surface of the frame 1, the frame support rods 24 are made of materials with better support performance, a dragging hook 19 is welded at the front end of the right side of the frame 1, and a hook fixing hole is formed in the dragging hook 19; the upper surface of the frame 1 is connected with a storage bin 2 through four fixing bolts, the bottom of the storage bin 2 is fixedly provided with a storage chamber heating plate 23, the air supply port of the storage chamber heating plate 23 is connected with a gas pipeline 9, the interior of the storage bin 2 is fixedly provided with a temperature sensor, and the information output end of the temperature sensor is connected with a microcomputer processor, the microcomputer processor can control the temperature of the heating plate by controlling the gas quantity of the upper heating plate 4 and the heating plate 23 of the storage chamber, the storage bin 2 is designed in an inverted trapezoid shape, when the heated loose asphalt mixture falls down from the sieve mesh, the heating plate below the storage bin 2 provides a heat preservation effect for the asphalt mixture, and the heated asphalt mixture 15 is prevented from being cooled when not constructed in time to influence the construction progress, so that the temperature of the asphalt mixture 15 cannot be easily lost, and the construction is convenient at any time; a screen 22 is fixedly installed at the upper part inside the storage bin 2 through an installation groove, the screen 22 is made of high-temperature-resistant materials, and the aperture of the screen 22 is designed to be 3-7 cm; the surface of one side, far away from the storage bin 2, of the screen 22 is fixedly provided with a heating chamber 3, the outer walls of the heating chamber 3 and the storage bin 2 are designed to be heat-insulating interlayers, a high-temperature-resistant steel plate 18 is welded on the inner side of each heat-insulating interlayer, a common stainless steel plate 16 is welded on the outer side of each heat-insulating interlayer, high-temperature-resistant heat-insulating cotton 17 is filled between the common stainless steel plate 16 and the high-temperature-resistant steel plate 18, a heating chamber door 13 is fixedly installed at a left opening of the heating chamber 3, a storage bin door 14 is fixedly installed at a left opening of the storage bin 2, a lock catch 27 is welded in the middle of the edge of the; the heating chamber 3 is filled with the asphalt mixture 15, and the diameter of the loosened asphalt mixture 15 is smaller than the aperture of the screen 22; a temperature sensor is fixedly mounted on the inner wall of the top of the heating chamber 3, a fixing support 12 is welded on the top of the outer wall of the heating chamber 3, an upper heating plate 4 is fixedly connected to the other end of the fixing support 12, a gas filtering combination frame 11 is arranged below the upper heating plate 4, a gas storage chamber 10 is fixedly connected to the upper surface of the gas filtering combination frame 11, a protection cover 8 is fixedly mounted on the outer wall of the gas storage chamber 10, a body mixing device 25 is fixedly mounted on the right side inside the protection cover 8, a gas nozzle is fixedly connected to the tail end of the body mixing device 25, the other tail end of the gas nozzle is connected with a top gas supply position of a gas pipeline 9, a closed structure of the protection cover 8 can effectively prevent natural wind from influencing a gas mixing effect, the heating efficiency is prevented from being influenced by the natural wind, the; the fixing seats 7 are welded on the left side of the air storage chamber 10, the number of the fixing seats 7 is four, the fixing seats 7 are respectively welded on two edges of the air storage chamber 10, the fixing seats 7 are connected with fixing bolts 6 through threaded holes, the upper heating plate 4 and the storage chamber heating plate 23 adopt fuel gas as fuel, flames are not generated during heating and combustion, heating is carried out in an infrared radiation mode, and potential safety hazards caused by naked flame are avoided, so that the device is safer; the gas holder 5 has been placed through the mounting groove of reserving the seting up to the surface that frame 1 is located one side of storage silo 2, the top fixedly connected with gas pipeline 9 of gas holder 5, and the upper end part fixed mounting of gas pipeline 9 has the gas to detect table 26.

The working principle is as follows: when the movable asphalt mixture heating equipment is used, the device can be moved to a place needing construction firstly through the dragging hook 19, then the frame support rod 24 at the bottom of the frame 1 is contacted with the ground, the frame 1 and the device support column above the frame 1 are supported, the device is fixed, the sensor in the heating chamber 3 of the storage bin 2 is opened and is connected with the information processor, when the asphalt mixture 15 needs to be heated, the heating chamber door 13 at the left side of the heating chamber 3 can be opened firstly, the asphalt mixture 15 is filled into the heating chamber 3, then the heating chamber door 13 is closed, the switch at the top of the gas storage tank 5 is opened, the gas is blown into the body mixing device 25 in the protective cover 8 through the gas pipeline 9 through the gas nozzle, the closed structure of the protective cover 8 can effectively prevent natural wind from influencing the gas mixing effect, and the gas is mixed with air and then is sent into the gas storage chamber 10, the gas filtering combination frame 11 is used for burning and releasing heat at the bottom of a novel heating system, the heating temperature can reach 500-1000 ℃, the upper heating plate 4 generates infrared radiation when burning, the prefabricated blocks of the asphalt mixture 15 in the heating chamber 3 are heated, the temperature sensor is arranged on the inner wall of the heating chamber 3, the gas inflow amount of the upper heating plate 4 is adjusted to control the heating temperature according to needs, the asphalt mixture 15 reaching the heating temperature can be naturally loosened and enters the storage bin 2 through the screen 22 below the upper heating plate 4, the loose asphalt mixture 15 falling into the heating chamber 3 naturally slides down along the trapezoid inclined edge and is concentrated to the bottom of the storage bin 2, the storage bin heating plate 23 is arranged at the bottom of the storage bin 2, the asphalt mixture can be heated and insulated under the control of the temperature sensor arranged inside the storage bin 2, and the asphalt mixture is kept in the construction temperature range all the time, when the asphalt storage device is used, the cabin door 14 of the storage chamber on the side of the storage cabin 2 is opened, and the asphalt mixture 15 is taken out and directly paved and rolled.

In this movable bituminous mixture firing equipment, go up hot plate 4 and storage compartment hot plate 23 and adopt the gas as fuel, do not produce the flame during heating burning to infrared radiation's form is heated, has avoided the potential safety hazard that naked light brought to make the device safer.

In this movable bituminous mixture firing equipment, the enclosed construction of safety cover 8 can effectively block that natural wind influences gas mixing effect, has avoided natural wind to influence heating efficiency, has caused the problem that heating time is long to make the device's heating efficiency higher.

Among this movable bituminous mixture firing equipment, storage silo 2 is for falling trapezoidal design, and when the loose bituminous mixture of heating fell from the sieve mesh, concentrated on storage silo 2's central point and put, and the hot plate of storage silo 2 below provides the heat preservation effect for bituminous mixture, avoids heating good bituminous mixture 15 and cools off when not in time being under construction, influences the construction progress to make 15 temperatures of bituminous mixture scatter and disappear easily, the convenience is under construction at any time.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.