CN113106830A

CN113106830A - Open type asphalt pavement microwave heating device

Info

Publication number: CN113106830A
Application number: CN202110519721.3A
Authority: CN
Inventors: 高平; 王潇潇; 沈增晖; 李�杰
Original assignee: Hunan Xinchangxing Machinery Equipment Co ltd
Current assignee: Hunan Xinchangxing Machinery Equipment Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-07-13

Abstract

The invention discloses an open type asphalt pavement microwave heating device, and relates to the field of mechanical equipment; the open type asphalt pavement microwave heating device comprises a chassis structure unit, a bearing structure unit, an electric system structure unit and a pull rod, wherein the chassis structure unit is used for fixing the bearing structure unit and the pull rod and is connected with the electric system structure unit through the bearing structure unit; a detachable top cover is connected above the electric system structural unit; the electric system structure unit comprises a sensing structure unit, an organization decision structure unit and a control execution structure unit. The invention adopts the open type microwave heating technology to heat the asphalt, has no asphalt coking phenomenon, short preheating time, no heating inertia and more uniform heating, and avoids the defects that the heat can not quickly enter the deep part of an asphalt pavement plate when the conventional heating technology is adopted to heat, so that the surface of the asphalt pavement is coked but the internal temperature rise is insufficient.

Description

Open type asphalt pavement microwave heating device

Technical Field

The invention relates to the field of mechanical equipment, in particular to an open type asphalt pavement microwave heating device.

Background

The conventional heating mode has a common defect that heat cannot enter the deep part of a block of the asphalt pavement quickly during heating, so that the surface of the asphalt pavement is burnt, but the internal temperature rise is insufficient.

The open type microwave heating box body means that the heater is open at one side facing to the asphalt pavement, the microwave emitted in the box body mainly penetrates through the box body, and the reflection ratio is not high. The structural characteristics of the microwave absorber meet the requirements of high efficiency and controllability of microwave absorption under the special condition. The open type microwave heating is a novel heating mode, volume heating is adopted, aggregates in the asphalt mixture absorb microwave energy and generate heat which is then transmitted to asphaltene, and the problem of secondary aging is avoided. The open type microwave heating technology is adopted to heat the asphalt, the asphalt coking phenomenon does not exist, the preheating time is short, the heating inertia is avoided, and the heating is more uniform.

Accordingly, those skilled in the art have endeavored to develop an open type microwave heating apparatus for asphalt pavement.

Disclosure of Invention

In view of the above defects in the prior art, the technical problem to be solved by the invention is that heat cannot enter the deep part of an asphalt pavement slab quickly when the conventional heating mode is used for heating, so that the surface of an asphalt pavement is burnt, but the internal temperature rise is insufficient.

In order to achieve the above purpose, the present invention provides an open type microwave heating device for asphalt pavement, comprising a chassis structure unit, a bearing structure unit, an electrical system structure unit and a pull rod, wherein the chassis structure unit is used for fixing the bearing structure unit and the pull rod and is connected with the electrical system structure unit through the bearing structure unit; a detachable top cover is connected above the electric system structural unit;

the electric system structure unit comprises a sensing structure unit, an organization decision structure unit and a control execution structure unit.

Further, the chassis structure unit comprises a guide wheel, a first driving wheel, a first speed reducer, a first motor, a second driving wheel, a second speed reducer and a second motor; the guide wheel is used for controlling the movement direction of the device; the first driving wheel is sequentially connected with the first speed reducer and the first motor to realize braking of the first driving wheel; and the second driving wheel is sequentially connected with the second speed reducer and the second motor so as to realize the braking of the second driving wheel.

Further, the bearing structure unit comprises a first fixing block, a first connecting block, a second fixing block and a second connecting block; the first fixing block is fixed on the left side of the chassis structural unit and connected with the first connecting block, and the second fixing block is fixed on the right side of the chassis structural unit and connected with the first connecting block.

Further, the inner side wall of the bearing structure unit is tightly attached to a heat insulation layer.

Further, the sensing structure unit comprises a sensor used for judging the positions of the equipment and the road surface diseases and the working state of the equipment.

Further, the organizational decision structure unit comprises an industrial control computer for self-organizing action of the device.

Further, the control execution structural unit comprises a motion control card, a motor, a driver and a battery, is used for providing a power source for the device, and is used for receiving instructions from the tissue decision structural unit to complete the preset motion control.

Further, the electrical system structural unit is disposed in an electrical enclosure.

Furthermore, the surface of the electric cover is provided with a plurality of small holes for heat dissipation of the electric system structural unit.

Furthermore, one side of the chassis structure unit facing the asphalt pavement is open.

Compared with the prior art, the invention has the following beneficial effects:

1. the working performance of the microwave ground heating equipment is improved.

2. The structure is miniaturized, portable and optimized, the adaptability is improved, and the device can be matched with various machines. According to the characteristics of the initial diseases, the early treatment of the diseases in a small range is intensively carried out, and the good state of the asphalt pavement highway is maintained.

3. The intelligent design of the equipment, the introduction of a disease detection and judgment system, and the cooperation with an automatic walking in-place system realize the automation of disease disposal.

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.

Drawings

Fig. 1 is a schematic front view of a preferred embodiment of the present invention.

FIG. 2 is a side view of the preferred embodiment of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a rear view of the present invention.

FIG. 5 is a schematic view of a chassis structural unit according to a preferred embodiment of the present invention.

Wherein: 1-a pull rod, 2-a top cover, 3-a first driving wheel, 4-a bearing structure unit, 5-a heat insulation layer, 6-an electric cover, 7-a connecting assembly, 8-a first fixing block, 9-a first connecting block, 10-a second fixing block, 11-an electric cover, 12-an electric system structure unit, 13-a second connecting block, 14-a third connecting block, 15-a guide wheel, 16-a first motor, 17-a first speed reducer, 18-a second motor, 19-a second driving wheel, 20-a second speed reducer and 21-a chassis structure unit.

Detailed Description

The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.

In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.

Referring to fig. 1, 2, 3, 4 and 5, the open type microwave heating device for asphalt pavement comprises a chassis structure unit 21, a bearing structure unit 4, an electrical system structure unit 12 and a pull rod 1, wherein the chassis structure unit 21 is used for fixing the bearing structure unit 4 and the pull rod 1, and is connected with the electrical system structure unit 12 through the bearing structure unit 4; a detachable top cover 2 is connected above the electric system structure unit 12;

the electric system structure unit 12 comprises a sensing structure unit, an organization decision structure unit and a control execution structure unit, when the device performs road surface operation, the device can autonomously complete the movement, control, obstacle avoidance, self-organization action and the like, and when a power supply is disconnected or the battery power of the device is exhausted, the device can be dragged to move through the pull rod 1;

the chassis structure unit 12 comprises a guide wheel 15, a first driving wheel 3, a first speed reducer 17, a first motor 16, a second driving wheel 19, a second speed reducer 20 and a second motor 18; when the device works, the movement direction of the device can be controlled through the guide wheel 15; the first driving wheel 3 is connected with a first speed reducer 17 and a first motor 16 in sequence to realize the braking of the first driving wheel; when the device works, the speed reduction function can be realized through the first speed reducer 17, the first motor 16 can improve power for the device so as to drive the first driving wheel 3 to rotate, and the second driving wheel 19 is sequentially connected with the second speed reducer 20 and the second motor 18 so as to realize the braking of the second driving wheel.

The bearing structure unit comprises a first fixing block 8, a first connecting block 9, a second fixing block 10 and a second connecting block 13; the first fixing block 8 is fixed on the left side of the chassis structural unit 21 and connected with the first connecting block, the first fixing block 8, the first connecting block 9 and the second fixing block 10 interact with each other to support the electrical system structural unit 12, and the second fixing block 10 is fixed on the right side of the chassis structural unit 21 and connected with the first connecting block 9.

The inner side walls of the bearing structure units 4 are closely attached to a heat insulation layer.

The sensing structure structural unit comprises a sensor used for judging the positions of equipment and road surface diseases and the working state of the equipment.

The organizational decision structure unit includes an industrial control computer for self-organizing action of the device.

The control execution structural unit comprises a motion control card, a motor, a driver and a battery, is used for providing a power source for the device, and is used for receiving instructions from the tissue decision structural unit to complete the preset motion control.

An electrical system structural unit 12 is disposed in the electrical enclosure 11.

The surface of the electrical enclosure 11 has a plurality of small holes for heat dissipation from the electrical system structural unit 12.

The side of the chassis structure unit 21 facing the asphalt pavement is open for microwave heating of the asphalt pavement.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. An open type asphalt pavement microwave heating device is characterized in that, comprising a chassis structure unit, a load-bearing structure unit, an electrical system structure unit and a pull rod, wherein, the chassis structure unit is used for fixing the load-bearing structure unit and the pull rod, And the electrical system structural unit is connected through the bearing structural unit; a detachable top cover is connected above the electrical system structural unit;

The electrical system structural unit includes a perception structural unit, an organizational decision structural unit and a control execution structural unit.

2 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the chassis structural unit comprises a guide wheel, a first driving wheel, a first speed reducer, a first motor, a second driving wheel, a first Two reducers and a second motor; the guide wheel is used to control the movement direction of the device; the first drive wheel is connected to the first reducer and the first motor in sequence to realize the first drive The braking of the wheel; the second driving wheel is connected with the second reducer and the second motor in sequence, so as to realize the braking of the second driving wheel.

3 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the bearing structural unit comprises a first fixing block, a first connecting block, a second fixing block and a second connecting block; A fixing block is fixed on the left side of the chassis structural unit and is connected with the first connecting block, and the second fixing block is fixed on the right side of the chassis structural unit and connected with the first connecting block.

4 . The microwave heating device for open asphalt pavement according to claim 1 or 3 , wherein the inner side wall of the load-bearing structural unit is in close contact with a layer of heat insulation layer. 5 .

5 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the sensing structural unit comprises a sensor for judging the position of the equipment and road surface diseases and the working state of the equipment. 6 .

6 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the organizational decision-making structural unit comprises an industrial control computer, which is used for the self-organizing action of the device. 7 .

7. The microwave heating device for open asphalt pavement as claimed in claim 1, wherein the control execution structural unit comprises a motion control card, a motor, a driver and a battery to provide the power source of the device and to receive Predetermined motion control is accomplished by instructions from the organizational decision-making structural unit.

8 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the electrical system structural unit is arranged in an electrical enclosure. 9 .

9 . The microwave heating device for open asphalt pavement according to claim 8 , wherein the surface of the electrical cover has numerous small holes for heat dissipation of the structural units of the electrical system. 10 .

10 . The microwave heating device for open asphalt pavement according to claim 1 , wherein the side of the chassis structural unit facing the asphalt pavement is an open type. 11 .