Pull type pavement electromagnetic induction heating mobile platform

Abstract

The utility model relates to the technical field of pavement maintenance, in particular to a pull type pavement electromagnetic induction heating mobile platform which comprises a traction frame, a carriage is installed on the traction frame, a lifting mechanism is installed at the bottom of the inner side of the carriage, an electromagnetic induction heating instrument is arranged on the inner side of the lifting mechanism, and a heat dissipation mechanism is further installed in the carriage. The lifting mechanism comprises two sets of stepping motors installed at the bottom of the inner side of the compartment, screw rods are fixedly arranged on output shafts of the stepping motors, the tops of the screw rods are rotationally connected to a fixing frame, the fixing frame is installed in the compartment, the outer walls of the screw rods are in spiral transmission connection with screw sleeves, one sides of the screw sleeves are fixedly connected with a connecting frame, and a lifting plate is fixedly arranged at the bottom of the connecting frame. The use height of the pull type pavement electromagnetic induction heating mobile platform can be adjusted according to heating conditions and actual road conditions, the pull type pavement electromagnetic induction heating mobile platform has the advantage of being convenient to adjust, continuous heat dissipation can be provided for an electromagnetic induction heating instrument, and the durability of electromagnetic induction heating is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to road surface maintenance technical field, concretely is a kind of towed road surface electromagnetic induction heating mobile platform. BACKGROUND

[0002] Magnetic induction heating asphalt pavement gradually reveals its potential value in the construction and maintenance of asphalt pavement due to its excellent crack self-healing and ice and snow melting ability. However, the existing electromagnetic induction heating equipment has the disadvantages of difficult flexible adjustment of heating distance, difficult continuous heat dissipation and dependence on fixed power supply, which limits its application in the field of asphalt road. Therefore, there is an urgent need for a road surface electromagnetic induction heating mobile platform that can control the heating distance, continuously dissipate heat and stably supply power during mobile operation. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a towed road surface electromagnetic induction heating mobile platform, which solves the technical problems of difficult flexible adjustment of heating distance, poor heat dissipation effect and unstable power supply of the existing electromagnetic induction heating equipment.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: a towed road surface electromagnetic induction heating mobile platform, comprising a towing frame, a carriage is installed on the towing frame, a lifting mechanism is installed on the bottom of the inner side of the carriage, an electromagnetic induction heating instrument is arranged on the inner side of the lifting mechanism, and a heat dissipation mechanism is also installed in the carriage;

[0005] The lifting mechanism comprises two groups of stepping motors installed on the bottom of the inner side of the carriage, a screw rod is fixedly arranged on the output shaft of the stepping motor, the top of the screw rod is rotatably connected to a fixed frame, the fixed frame is installed in the carriage, a screw sleeve is spirally connected to the outer wall of the screw rod, a connecting frame is fixedly connected to one side of the screw sleeve, a lifting plate is fixedly arranged on the bottom of the connecting frame, and the electromagnetic induction heating instrument is installed on the lifting plate.

[0006] Preferably, a sliding block is fixedly arranged on the outer wall of the screw rod, and the sliding block is slidingly arranged in a sliding hole formed in the side wall of the fixed frame.

[0007] Preferably, the heat dissipation mechanism comprises a water pump installed on the bottom of the inner side of the carriage and a radiator water tank installed on the side wall of the inner side of the carriage, and a heat dissipation fan installed on the outer side wall of the carriage is connected to the side wall of the radiator water tank.

[0008] Preferably, the electromagnetic induction heating instrument comprises an instrument shell installed on the lifting plate and a control panel installed on the outer side wall of the carriage, a power supply unit, a control unit and a heating unit are arranged in the instrument shell, the control panel is electrically connected to the control unit, the heating unit comprises an electrode and an induction coil, the induction coil is a copper seamless round tube, and the electrode and the induction coil are fixedly connected by a copper bolt.

[0009] Preferably, the water inlet end of the water pump is connected with the water outlet end of the induction coil through a pipeline, the water outlet end of the water pump is connected with the water inlet end of the radiator water tank through a pipeline, and the water outlet end of the radiator water tank is connected with the water inlet end of the induction coil through a pipeline.

[0010] Preferably, the bottom of the vehicle compartment is also provided with a generator, a transformer and a low-voltage battery, the generator is electrically connected with the power supply unit of the electromagnetic induction heating instrument and the water pump through a cable, and the low-voltage battery is electrically connected with the stepping motor and the cooling fan through a cable.

[0011] By the above technical scheme, the utility model provides a kind of towed road surface electromagnetic induction heating mobile platform, at least have following beneficial effects:

[0012] 1、The towed road surface electromagnetic induction heating mobile platform, by setting lifting mechanism, motor drive screw rotation is utilized and makes lifting plate drive electromagnetic induction heating instrument lifting movement, to adjust its use height according to heating condition and actual road condition, with the advantage that it is easy to adjust.

[0013] 2、The towed road surface electromagnetic induction heating mobile platform, by setting heat dissipation mechanism, cooling water is circulated into electromagnetic induction heating instrument using water pump drive, can provide sustained heat dissipation for electromagnetic induction heating instrument, guarantee the persistence of electromagnetic induction heating.

[0014] 3、The towed road surface electromagnetic induction heating mobile platform, by setting generator, transformer and low-voltage battery, can provide stable energy supply for electromagnetic induction heating, greatly improve the practicality of electromagnetic induction heating technology in asphalt pavement maintenance field. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide further understanding of the utility model, and constitute a part of this application:

[0016] Figure 1 It is the three-dimensional structure schematic diagram of the utility model as a whole;

[0017] Figure 2 It is the structure schematic diagram of the utility model vehicle compartment interior;

[0018] Figure 3 It is the structure schematic diagram of the utility model lifting mechanism;

[0019] Figure 4 It is the structure schematic diagram of the utility model instrument shell interior;

[0020] Reference signs:

[0021] 1, traction frame; 2, carriage; 3, lifting mechanism; 301, stepper motor; 302, screw rod; 303, fixed frame; 304, screw sleeve; 305, sliding block; 306, connecting frame; 4, lifting plate; 5, electromagnetic induction heating instrument; 501, instrument shell; 502, power supply unit; 503, control unit; 504, electrode; 505, control panel; 6, heat dissipation mechanism; 601, water pump; 602, radiator water tank; 603, cooling fan; 7, generator; 8, transformer; 9, low-voltage battery. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The towed road electromagnetic induction heating mobile platform is a new type of equipment that uses electromagnetic induction heating technology to heat the road. With the acceleration of urbanization and the continuous expansion of the road transportation network, especially in cold regions, the icing and snow accumulation on the road caused by ice and snow weather has brought great hidden dangers to traffic safety. The traditional road snow melting method mainly relies on chemical snow melting agent and mechanical cleaning, but these methods have the disadvantages of environmental pollution, damage to road materials, and low processing efficiency. In order to solve these problems, electromagnetic induction heating technology as an efficient and environmentally friendly heating scheme has gradually attracted attention.

[0024] Embodiment one:

[0025] Based on the technical defects of the existing technology that the heating distance is difficult to adjust flexibly, the heat dissipation effect is poor, and the power supply is unstable, please refer to Figures 1-4The utility model provides a kind of towed formula road electromagnetic induction heating mobile platform, can adjust its use height according to heating condition and actual road condition, with the advantage that it is easy to adjust, and can provide sustained heat dissipation for electromagnetic induction heating instrument 5, guarantee the persistence of electromagnetic induction heating, the mobile platform includes traction frame 1, vehicle compartment 2 is installed on traction frame 1, lifting mechanism 3 is installed on the bottom of the inboard of vehicle compartment 2, the inboard of lifting mechanism 3 is provided with electromagnetic induction heating instrument 5, heat dissipation mechanism 6 is also installed in vehicle compartment 2;When using, when needing to carry out electromagnetic induction heating asphalt pavement heating work, system main switch on control panel 505 needs to be manually opened, lifting mechanism 3 is adjusted, electromagnetic induction heating instrument 5's induction coil is lowered to the height required, generator 7 is opened and connected to the power supply of electromagnetic induction heating instrument 5, set up electromagnetic induction heating instrument 5's heating parameter, at this time, traction frame 1 can be connected with front vehicle, and electromagnetic induction heating operation is carried out on road surface.When electromagnetic induction heating operation on road surface is finished, only need to close power supply main switch, lifting mechanism 3 can be automatically retracted electromagnetic induction heating instrument 5 into vehicle compartment 2.

[0026] Because when carrying out road maintenance, its road condition needs to use electromagnetic induction heating operation of different height according to actual situation, for this problem, please refer to Figure 3 Lifting mechanism 3 includes two groups of step motor 301 installed on the bottom of the inboard of vehicle compartment 2, screw rod 302 is fixed on the output shaft of step motor 301, the top of screw rod 302 is rotatably connected in fixed frame 303, fixed frame 303 is installed in vehicle compartment 2, screw rod 302 is spirally transmission-connected on the outer wall of screw rod 302, one side of screw sleeve 304 is fixedly connected with connecting frame 306, lifting plate 4 is fixedly arranged on the bottom of connecting frame 306, electromagnetic induction heating instrument 5 is installed on lifting plate 4;With step motor 301 as power, screw rod 302 is rotated to make screw sleeve 304 move along vertical direction, lifting plate 4 can be moved by connecting frame 306, electromagnetic induction heating instrument 5 is freely lifted, so that the distance between the induction coil of electromagnetic induction heating instrument 5 and the heated road surface is controlled;Further, because of the particularity of electromagnetic induction heating principle, lifting plate 4 is as the position below induction coil, and insulation polytetrafluoroethylene (commonly known as Teflon) should be used as its material.

[0027] When screw rod 302 rotates, screw sleeve 304 is acted on by screw rod 302, and has the tendency of rotation, and in order to avoid the rotation of screw sleeve 304, sliding block 305 is fixed on the outer wall of screw rod 302, and sliding block 305 is slidably arranged in the slide hole formed in the side wall of fixed frame 303;Screw sleeve 304 can be lifted and moved by limiting the rotation of screw sleeve 304 using sliding block 305, so that it is more stable when moving.

[0028] Because induction coil has overheating problem when being used for a long time, for this problem, please refer to Figure 2The heat dissipation mechanism 6 comprises a water pump 601 installed on the inner bottom of the carriage 2 and a radiator water tank 602 installed on the inner side wall of the carriage 2, and a heat dissipation fan 603 is connected to the outer side wall of the carriage 2; the radiator water tank 602 is arranged at the top of the front end of the carriage 2 and has a tubular structure, and a plurality of groups of parallel arranged radiating fins are arranged on the surface of the radiator water tank 602, and gaps are left between the radiating fins to increase the heat dissipation area and enhance the air circulation; the heat dissipation fan 603 is arranged outside the radiator water tank 602 and blows air inward to force the air to flow through the radiator water tank 602 to accelerate the cooling process of the cooling liquid; in addition, a temperature sensor is arranged in the radiator water tank 602 and connected to the controller of the heat dissipation fan 603 to adaptively adjust the rotating speed of the heat dissipation fan 603 according to the temperature.

[0029] The electromagnetic induction heating instrument 5 comprises an instrument housing 501 installed on the lifting plate 4 and a control panel 505 installed on the outer side wall of the carriage 2; the instrument housing 501 is provided with a power supply unit 502, a control unit 503 and a heating unit; the control panel 505 is electrically connected to the control unit 503; the heating unit comprises an electrode 504 and an induction coil; the induction coil is a copper hollow seamless pipe; the electrode 504 and the induction coil are fixedly connected by copper bolts; the electrode 504 of the electromagnetic induction heating instrument 5 is connected to the induction coil by copper bolts, and the induction coil can be replaced at any time to adapt to various road conditions. The induction coil is a hollow copper pipe material, and the cooling liquid can flow through the induction coil to dissipate heat and cool down.

[0030] Since the induction coil will overheat after long time use, the inlet of the water pump 601 is connected to the outlet of the induction coil by a pipeline, the outlet of the water pump 601 is connected to the inlet of the radiator water tank 602 by a pipeline, and the outlet of the radiator water tank 602 is connected to the inlet of the induction coil by a pipeline; the cooling liquid cooled by the radiator water tank 602 enters the induction coil through the outlet of the radiator water tank 602, and then enters the radiator water tank 602 again through the water pump 601 to realize the circulation cooling function of the cooling liquid, so that the induction coil will not overheat and the efficiency of the magnetic induction heating will not be reduced.

[0031] Embodiment two:

[0032] Since the existing electromagnetic induction heating equipment vehicle relies too much on the power supply of fixed power supply, which leads to unstable power supply, in order to solve the problem, a generator 7, a transformer 8 and a low-voltage battery 9 are also installed at the bottom of the inside of the shell, the generator 7 is electrically connected with the power supply unit 502 of the electromagnetic induction heating instrument 5 and the water pump 601 through the cable, and the low-voltage battery 9 is electrically connected with the stepping motor 301 and the cooling fan 603 through the cable; the engine can also supply power to the low-voltage battery 9 inside the vehicle compartment 2, and the low-voltage battery 9 is responsible for the power supply of two stepping motors 301, a control panel 505, a cooling fan 603, a signal transmission and lighting system and the like, and the stepping motor 301 provides power for the lifting mechanism 3; the control panel 505 is integrated with a system main switch, and can control the lifting mechanism 3, the power of the electromagnetic induction heating instrument 5, the lighting system, the start and stop of the generator 7, and the start and stop of the water pump 601; the signal system can remotely realize command input to the control panel 505; the lighting system is divided into an indoor lighting system and an outdoor lighting system, the indoor lighting system can provide lighting for vehicle maintenance, and the outdoor lighting system can synchronize the clearance lamp, the turn signal lamp and the brake lamp of the front trailer; at the same time, the low-voltage battery 9 can also supply power to each low-voltage system in the vehicle compartment 2 under the condition that the engine is stopped.

[0033] Further, since the generator 7 exists inside the vehicle compartment 2, it is necessary to ensure the free flow of air inside the vehicle compartment 2 to ensure the best power generation efficiency of the generator 7 and the best cooling efficiency of the radiator water tank 602, in order to solve the problem, doors are designed around the vehicle compartment 2, which is convenient for daily maintenance and maintenance, and the generator 7 is designed at the bottom of the front end of the vehicle compartment 2, the generator 7 is arranged at the lower part of the front door, and a ventilation grille is arranged corresponding to the door, and the exhaust gas of the generator 7 is discharged to the bottom of the vehicle through the exhaust pipe.

[0034] It should be noted that the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article or device.

[0035] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A towed road surface electromagnetic induction heating mobile platform comprising a towing frame (1), characterized in that: The traction frame (1) is provided with a carriage (2), the bottom of the inner side of the carriage (2) is provided with a lifting mechanism (3), the inner side of the lifting mechanism (3) is provided with an electromagnetic induction heating instrument (5), and the carriage (2) is also provided with a heat dissipation mechanism (6); The lifting mechanism (3) comprises two groups of stepping motors (301) mounted on the bottom of the inner side of the carriage (2), a screw rod (302) is fixedly arranged on the output shaft of the stepping motor (301), the top of the screw rod (302) is rotatably connected with a fixed frame (303), the fixed frame (303) is mounted in the carriage (2), a screw sleeve (304) is spirally and transmissionally connected with the outer wall of the screw rod (302), a connecting frame (306) is fixedly connected on one side of the screw sleeve (304), and a lifting plate (4) is fixedly arranged on the bottom of the connecting frame (306). The electromagnetic induction heating instrument (5) is mounted on the lifting plate (4).

2. The towed road surface electromagnetic induction heating mobile platform according to claim 1, characterized in that: The outer wall of the screw rod (302) is fixedly provided with a sliding block (305), and the sliding block (305) is slidably arranged in a sliding hole formed in the side wall of the fixed frame (303).

3. The towed road surface electromagnetic induction heating mobile platform according to claim 1, characterized in that: The heat dissipation mechanism (6) comprises a water pump (601) mounted on the bottom of the inner side of the carriage (2) and a radiator water tank (602) mounted on the side wall of the inner side of the carriage (2), and the side wall of the radiator water tank (602) is connected with a heat dissipation fan (603) mounted on the outer side wall of the carriage (2).

4. The towed road surface electromagnetic induction heating mobile platform according to claim 3, characterized in that: The electromagnetic induction heating instrument (5) comprises an instrument shell (501) mounted on the lifting plate (4) and a control panel (505) mounted on the outer side wall of the carriage (2), the instrument shell (501) is provided with a power supply unit (502), a control unit (503) and a heating unit, the control panel (505) is electrically connected with the control unit (503), the heating unit comprises an electrode (504) and an induction coil, the induction coil is a copper hollow seamless pipe, and the electrode (504) and the induction coil are fixedly connected by copper bolts.

5. The towed road surface electromagnetic induction heating mobile platform according to claim 4, characterized in that: The water inlet end of the water pump (601) is connected with the water outlet end of the induction coil through a pipeline, the water outlet end of the water pump (601) is connected with the water inlet end of the radiator water tank (602) through a pipeline, and the water outlet end of the radiator water tank (602) is connected with the water inlet end of the induction coil through a pipeline.

6. The towed road surface electromagnetic induction heating mobile platform according to claim 3, characterized in that: The bottom of the inner side of the carriage (2) is also provided with a generator (7), a transformer (8) and a low-voltage battery (9), the generator (7) is electrically connected with the power supply unit (502) of the electromagnetic induction heating instrument (5) and the water pump (601) through a cable, and the low-voltage battery (9) is electrically connected with the stepping motor (301) and the heat dissipation fan (603) through a cable.

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