CN208072135U - A kind of hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device - Google Patents

Abstract

The utility model discloses a kind of hydraulic control systems of asphalt road surface by microwave heating in-situ heat regeneration device, underground heat regenerating unit includes main frame, Space adjustment device and heating device, main frame bottom is equipped with locking universal wheel, Space adjustment device includes that independent three groups of three-dimensional electricity drive adjustment structure, and every group of three-dimensional electricity drives adjustment structure and be respectively connected with one group of heating device.Power source is used as by hydraulic pump in hydraulic control system, using hydraulic control system, realizes and moves control along the movement of X-axis, Y-axis, z-axis to heating chamber, simplifies artificial cumbersome operation, reduces the labor intensity of worker.The influence to microwave heating effects such as experience, muscle power during manual adjustment heating chamber is avoided simultaneously, it is ensured that different heating accent remains at same level between face, to ensure that coupling effect can consistently achieve optimal effectiveness.

Description

A kind of hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device

Technical field

The utility model belongs to bituminous paving microwave thermal technical field of regeneration, and in particular to a kind of asphalt road surface by microwave heating The hydraulic control system of in-situ heat regeneration device.

Background technology

In recent years, flourishing with Construction of Highway Traffic cause, bituminous concrete relies on its fabulous pavement performance It is widely applied in expressway construction with stable use quality.To year ends 2012, there have been more than 400 ten thousand public affairs in China In highway be open to the traffic, the super highway road surface, secondary super highway road surface wherein based on asphalt concrete pavement just have 9.5 ten thousand Km is only second to the U.S., occupies the second in the world, it is seen that asphalt concrete pavement is the primary structure shape of Chinese Higher highway pavement Formula.China started to build the highway of bituminous paving the 1980s, and bituminous paving general projected life is 15 Year --- 20 years.Therefore, the bituminous paving highway that China then builds up has been enter into big or middle repair successively at the bottom of the nineties Phase, however, the hot in-place recycling technology of waste asphalt concrete is not yet grasped by full maturity in China at present.

Asphalt surface hot reproduction method has hot in-plant reclaimed and two kinds of in-situ heat regeneration.Hot in-plant reclaimed is exactly by waste and old drip Green mixture transports to batching plant, then carries out break process, adds a certain proportion of regenerative agent, new gathers materials or new pitch mixture etc. It is fully mixed and stirred, obtains function admirable, meet the Recycled Asphalt Pavement of pavement performance, and be compacted into again new after regeneration Bituminous paving.Sheet pavement in-situ heat regeneration is exactly to be added to the bituminous paving scene of carrying out damaged using in-situ heat regeneration device The waste asphalt concrete of softening is carried out milling, then adds the new pitch mixture and pitch centainly matched on the spot again by heat Regenerative agent etc., the heat by on-site heat regeneration equipment mixes and stirs, paves and pressing and the multiple tracks working procedure such as rolls, disposable to realize pair Impaired bituminous paving carries out the technology of reparative regeneration.In-situ heat regeneration with its flow through gathering, process is simple and pavement preservation quality The advantages that good, is widely used in waste asphalt pavement is safeguarded and is conserved.

The correlative study starting of China's Hot Reclamation Technology in Place for Asphalt Pavement than later, into 21 century after just gradually obtain Extensive concern is transformed it, and with domestic more asphalt surface hot reproduction equipment of Introduced From Abroad successively in bituminous paving Maintenance in succeed application, Hot Reclamation Technology in Place for Asphalt Pavement just gradually gets the nod.Sheet pavement in-situ heat regeneration Technology is still in infancy in China, compared with other developed countries, need to be furtherd investigate.

Therefore, it is necessary to a kind of asphalt road surface by microwave heating in-situ heat regeneration devices to conserve bituminous paving.Currently, on road surface The microwave heating equipment used cannot achieve the spatial position control to heating device, is difficult to soon to some complex road surfaces mostly Prompt heat, and the efficiency of heating surface is not high.Therefore, it is necessary in feelings such as shape, the sizes being destroyed in view of bituminous paving Under the premise of condition, asphalt road surface by microwave heating in-situ heat regeneration device is designed.Meanwhile to prevent magnetron from coming out Electromagnetic wave generate leakage, need in view of being shielded to the electromagnetic wave leaked out, and this screening arrangement should as possible just Prompt is mounted on asphalt road surface by microwave heating in-situ heat regeneration device.

Utility model content

Purpose of utility model：For the above-mentioned prior art, a kind of asphalt road surface by microwave heating in-situ heat regeneration device is proposed Hydraulic control system, realize the control to asphalt road surface by microwave heating in-situ heat regeneration device, improve the positioning of radial chamber Precision and the efficiency of heating surface.

Technical solution：A kind of hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device, the microwave add Heated bitumen road surface in-situ heat regeneration device includes main frame, Space adjustment device and heating device；The main frame is entirely outer Side is equipped with metallic shield net, and main frame bottom is equipped with locking universal wheel；Include two to be mutually parallel at the top of the main frame First rail plate establishes coordinate system by origin O of one end of wherein one rail plate, with straight line where this rail plate For X-axis, Y-axis vertically the X-axis and is located at same level, the vertical faces XOY of Z axis with X-axis；

The heating device and Space adjustment device respectively include three groups, and every group of Space adjustment device is described including being connected across The second rail plate slided along X-axis on first rail plate and by the first guide rail slide block is pacified on second rail plate Equipped with the second guide rail slide block slided along Y-axis, second guide rail slide block side is connected with vertical lifting mechanism；The vertical liter Heating device described in one group of descending mechanism bottom connection, junction is provided with temperature sensor；It is installed on first rail plate There is the X-axis hydraulic pump of the first guide rail slide block of driving, the Y-axis liquid of the second guide rail slide block of driving is installed on second rail plate Press pump；The vertical lifting mechanism includes Z axis hydraulic pump；

Heating device described in every group includes along Y-axis two microwave applicators disposed in parallel, and each microwave applicator includes The radial chamber of pyramid loudspeaker shape and the excitation cavity of the connection radial chamber, one group of opposite side wall of the excitation cavity is by magnetron It constitutes, the radiator fan of the connection jaws and the excitation cavity of magnetron is respectively set in another group of opposing sidewalls of the excitation cavity； Heating device described in every group further includes holder, and the holder upper edge Y-axis is parallel to be fixed with two third rail plates, the third Bridging has two the 4th rail plates disposed in parallel on rail plate, the 4th rail plate by third guide rail slide block with Third rail plate is slidably connected；Each microwave applicator passes through fixed 4th guide rail slide block in two sides and the described 4th Rail plate is slidably connected；

The hydraulic control system includes plunger pump, two-position four-way solenoid valve, overflow valve, pressure reducing valve, the first 3-position 4-way Solenoid valve, the second three position four-way electromagnetic valve, third three position four-way electromagnetic valve, the first bidirectional hydraulic control check valve, the second bidirectional hydraulic control Check valve, third bidirectional hydraulic control check valve, the first one-way throttle valve, the second one-way throttle valve, third one-way throttle valve, the first pressure Power relay, the first accumulator, the second accumulator, second pressure relay, motor；

The motor drives plunger pump oil suction from oil cylinder, the plunger pump oil outlet by piping connection overflow valve, subtract The oil inlet of pressure valve, third three position four-way electromagnetic valve and third three position four-way electromagnetic valve, the oil outlet connection of the overflow valve Oil cylinder；Two working holes of the two-position four-way solenoid valve are separately connected the oil inlet and oil outlet of the overflow valve, and described two The oil inlet and oil return opening of position four-way solenoid valve are linked to be circuit；First three position four-way electromagnetic valve and the second 3-position 4-way electromagnetism The oil inlet of valve is separately connected the oil outlet of the pressure reducing valve；Two working holes of first three position four-way electromagnetic valve connect institute The first bidirectional hydraulic control check valve is stated, the first bidirectional hydraulic control check valve is separately connected by two first one-way throttle valves The first oil inlet and outlet and the second oil inlet and outlet of the X-axis hydraulic pump, first accumulator connect the X axis hydraulic pump First oil inlet and outlet, the first pressure relay connect first accumulator；The two of second three position four-way electromagnetic valve A working hole connects the second bidirectional hydraulic control check valve, and the second bidirectional hydraulic control check valve is unidirectional by two described second Throttle valve is separately connected the first oil inlet and outlet and the second oil inlet and outlet of the Y-axis hydraulic pump, and second accumulator connects institute The first oil inlet and outlet of Y-axis hydraulic pump is stated, the second pressure relay connects second accumulator；Described three or three four Two working holes of three-way electromagnetic valve connect the third bidirectional hydraulic control check valve, and the third bidirectional hydraulic control check valve passes through two The third one-way throttle valve is separately connected the first oil inlet and outlet and the second oil inlet and outlet of the Z axis hydraulic pump.

Further, the vertical lifting mechanism includes the mounting base for being fixed on second guide rail slide block side, described Vertical through-hole is opened up in mounting base, and thrust bearing is equipped in the vertical through-hole；The Z axis hydraulic pump is vertically arranged, piston Bar passes through the thrust bearing, and the flat raceway contacts of cylinder ends and the thrust bearing, the mounting base bottom is equipped with The piston rod clamping structure；The piston-rod lower end is equipped with lantern ring, and the lantern ring is fixed on the work by limited screw On stopper rod, the lantern ring side is vertically fixedly connected with L-type connecting plate, and L-type connecting plate bottom end connects the heating device.

Further, the third guide rail slide block and the 4th guide rail slide block are equipped with position limiting structure.

Further, further include fixing bracket, the fixing bracket includes the pedestal and lantern ring being mutually permanently connected, described Lantern ring is socketed on the cylinder body of the Z axis hydraulic pump, and the support bracket fastened pedestal is fixed in the mounting base.

Further, the oil inlet of the plunger pump connects filter.

Advantageous effect：The utility model is used as power source by hydraulic pump, using hydraulic control system, realizes to heating Chamber moves control along the movement of X-axis, Y-axis, z-axis, simplifies artificial cumbersome operation, reduces the labor intensity of worker.It keeps away simultaneously The influence to microwave heating effects such as experience, muscle power during manual adjustment heating chamber is exempted from, it is ensured that different heating accent face Between remain at same level, to ensure that coupling effect can consistently achieve optimal effectiveness.

Description of the drawings

Fig. 1 is the structural schematic diagram of asphalt road surface by microwave heating in-situ heat regeneration device in the utility model；

Fig. 2 is the front view of asphalt road surface by microwave heating in-situ heat regeneration device in the utility model；

Fig. 3 is the side view of asphalt road surface by microwave heating in-situ heat regeneration device in the utility model；

Fig. 4 is the structural schematic diagram of the vertical lifting mechanism of heating device；

Fig. 5 is the structural schematic diagram of one group of heating device in asphalt road surface by microwave heating in-situ heat regeneration device；

Fig. 6 is magnetron and radial chamber mounting structure schematic diagram in heating device；

Fig. 7 is the structural schematic diagram of the utility model hydraulic control system；

Fig. 8 is one group of heating device coupling heating schematic diagram；

Fig. 9 is the faces radial chamber H with H identity distances from for 0 coupling Simulation figure；

Figure 10 is the faces radial chamber H with H identity distances from for 10mm coupling Simulation figures；

Figure 11 is the faces radial chamber H with H identity distances from for 20mm coupling Simulation figures.

Specific implementation mode

Further explanation is done to the utility model below in conjunction with the accompanying drawings.

A kind of hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device, as shown in Figs. 1-3, microwave heating Sheet pavement in-situ heat regeneration device includes main frame, Space adjustment device and heating device.Main frame 1 is all for carrying Heating device and Space adjustment device, subject most of weight, therefore using steel plate as manufacture material, use steel as The main frame of founding materials has enough load-bearing rigidity and bearing strength, therefore will not there is a situation where compressive deformations.Main frame The entire outside of frame is equipped with metallic shield net, and main frame bottom is equipped with locking universal wheel 3.Include being mutually parallel at the top of main frame Two first rail plates 8, coordinate system is established by origin O of one end of wherein one rail plate, with this rail plate institute It is X-axis in straight line, Y-axis vertically the X-axis and is located at same level, the vertical faces XOY of Z axis with X-axis.

Heating device and Space adjustment device respectively include three groups, and every group of Space adjustment device includes being connected across the first sliding The second rail plate 11 slided along X-axis on guide rail 8 and by the first guide rail slide block 9 is equipped with along Y-axis on the second rail plate Second guide rail slide block 10 of sliding, 10 side of the second guide rail slide block is connected with vertical lifting mechanism.Vertical lifting mechanism bottom connects One group of heating device is connect, junction is provided with temperature sensor 12.The first guide rail slide block of driving is installed on the first rail plate 8 9 X-axis hydraulic pump 17 is equipped with the Y-axis hydraulic pump 19 of the second guide rail slide block 10 of driving on second rail plate 11, vertical to rise Descending mechanism includes Z axis hydraulic pump 18.

As shown in figure 4, vertical lifting mechanism includes the mounting base for being fixed on the second guide rail slide block side, opened up in mounting base Vertical through-hole, vertical through-hole is interior to be equipped with thrust bearing.Z axis hydraulic pump 18 is vertically arranged, and piston rod passes through thrust bearing, cylinder The flat raceway contacts in body end portion and thrust bearing, mounting base bottom are equipped with piston rod clamping structure.Further include fixing bracket 25, Fixing bracket 25 includes the pedestal and lantern ring being mutually permanently connected, and lantern ring is socketed on the cylinder body of Z axis hydraulic pump 18, fixed branch The pedestal of frame 25 is fixed in mounting base.Piston-rod lower end is equipped with lantern ring 24, and lantern ring 24 is fixed on piston by limited screw On bar, 24 side of lantern ring is vertically fixedly connected with L-type connecting plate 7, and 7 bottom end of L-type connecting plate connects heating device.Its operation principle For Z axis hydraulic pump cylinder body acts on the flat seat ring of the axial thrust bearing for capableing of stress, by passing through the vertical through-hole of mounting base Piston rod drive its end connect L-type connecting plate 7 carry out along Z axis movement.L-type connecting plate 7 passes through 23 connector sleeve of screw Ring 24 can adjust the position that L-type connecting plate 7 connects piston rod according to actual height by the limited screw on lantern ring 24.Cylinder body It is connected by thrust bearing, is for the ease of adjusting the heating device of its connection in the horizontal direction by rotating Z axis hydraulic pump 18 Angle, can have preferable coupling effect when adapting to some special heating regions with this.Z axis hydraulic pump 18 in order to prevent Arbitrarily rotation in the horizontal direction is limited jointly by the piston rod clamping structure of mounting base bottom and the holder 25 being connected on cylinder body Make its rotation.

As shown in fig. 6, every group of heating device includes along Y-axis two microwave applicators disposed in parallel, each microwave heating Device includes the radial chamber 4 of pyramid loudspeaker shape and connects the excitation cavity 26 of radial chamber.One group of opposite side wall of excitation cavity 26 is by magnetic Keyholed back plate 6 is constituted, and the connection jaws 28 of magnetron and the radiator fan 5 of excitation cavity are respectively set in another group of opposing sidewalls of excitation cavity. As shown in figure 5, every group of heating device further includes holder 22,22 upper edge Y-axis of holder is parallel to be fixed with two third rail plates 21, Bridging has two the 4th rail plates 15 disposed in parallel, the 4th rail plate 15 to pass through third guide rail on third rail plate 21 Sliding block 20 is slidably connected with third rail plate 21.Each microwave applicator by fixed 4th guide rail slide block in two sides 14 with 4th rail plate 15 is slidably connected.Third guide rail slide block 20 and the 4th guide rail slide block 14 are equipped with position limiting structure, for fixing The relative position of guide rail slide block and rail plate.

Sensor 12 will generate electricresistance effect under the influence of the temperature that lower section magnetron generates, and turn by interior processing unit It changes and generates a difference voltage signal, this signal passes through amplifier, the corresponding signal of range is converted to standard analog signal Or digital signal, to realize the real time monitoring to bituminous paving temperature.

In order to make whole device easily can carry out hot recycling to damaged road surface on the spot, below the main frame of device Locking universal wheel is devised, not only facilitates and device is moved, while being carried out to the damaged asphalt road with constant slope It when repairing on the spot, by the locking to universal wheel, prevents when carrying out in-situ heat regeneration repairing, device moves, and deviateing needs The damaged road surface to be repaired.

As shown in fig. 7, hydraulic control system includes plunger pump 102, two-position four-way solenoid valve 103, overflow valve 104, decompression Valve 105, the first three position four-way electromagnetic valve 106, the second three position four-way electromagnetic valve 107, third three position four-way electromagnetic valve 108, first Bidirectional hydraulic control check valve 109, the second bidirectional hydraulic control check valve 110, third bidirectional hydraulic control check valve 111, the first one-way throttle valve 112, the second one-way throttle valve 113, third one-way throttle valve 114, first pressure relay 115, the first accumulator 116, second Accumulator 119, second pressure relay 120, motor 122.

Motor 122 drives the oil suction from oil cylinder of plunger pump 102,102 oil outlet of plunger pump to pass through piping connection overflow valve 104, the oil inlet of pressure reducing valve 105, third three position four-way electromagnetic valve 108 and third three position four-way electromagnetic valve 108, overflow valve 104 oil outlet connects oil cylinder.Two working holes of two-position four-way solenoid valve 103 be separately connected overflow valve 104 oil inlet and Oil outlet, the oil inlet and oil return opening of two-position four-way solenoid valve 103 are linked to be circuit.First three position four-way electromagnetic valve 106 and second The oil inlet of three position four-way electromagnetic valve 107 is separately connected the oil outlet of pressure reducing valve 105.The two of first three position four-way electromagnetic valve 106 A working hole connects the first bidirectional hydraulic control check valve 109, and the first bidirectional hydraulic control check valve 109 passes through two the first one-way throttle valves 112 are separately connected the first oil inlet and outlet and the second oil inlet and outlet of X-axis hydraulic pump 17, and the first accumulator 116 connects X-axis hydraulic pump 17 the first oil inlet and outlet, first pressure relay 115 connect the first accumulator 116.The two of second three position four-way electromagnetic valve 107 A working hole connects the second bidirectional hydraulic control check valve 110, and the second bidirectional hydraulic control check valve 110 passes through two the second one-way throttle valves 113 are separately connected the first oil inlet and outlet and the second oil inlet and outlet of Y-axis hydraulic pump 19, and the second accumulator 119 connects Y-axis hydraulic pump 19 the first oil inlet and outlet, second pressure relay 120 connect the second accumulator 119.The two of third three position four-way electromagnetic valve 108 A working hole connection third bidirectional hydraulic control check valve 111, third bidirectional hydraulic control check valve 111 passes through two third one-way throttle valves 114 are separately connected the first oil inlet and outlet and the second oil inlet and outlet of Z axis hydraulic pump 18.

It in hydraulic control system, is connected by shaft coupling between plunger pump 102 and motor 122, motor 122 is plunger pump 102 offer mechanical energy carry out the oil suction from oil cylinder, are system fuel feeding.Oil pump feed is by overflow valve 104, pressure reducing valve 105 for controlling The operation of entire hydraulic system.Three bidirectional hydraulic control check valves are side-by-side, make locking effect, for ensureing that regulating system is transported Row synchronizes.First one-way throttle valve 112, the second one-way throttle valve 113 and third one-way throttle valve 114 are for controlling each liquid Press pump stretching speed keeps the speed that it is stretched fast, and the speed of contracting is slow.

Can inevitably there are the metal that piece surface falls off in some pollution bodies, such as dust, system, above-mentioned dirt in hydraulic oil Dye is known from experience causes prodigious destruction to Hydraulic Elements.Oil absorption filter 101, filter 101 are housed between plunger pump 102 and oil cylinder It can effectively ensure that the oil of infeed system is clean reliable, this is also beneficial to system long-term stable work.Two-position four-way electromagnetism Overflow valve 104 between valve 103 and pressure reducing valve 105 can control the speed of service of whole system.Overflow valve 104 and two four Manometric module is connected between three-way electromagnetic valve 103, manometric module is made of shut-off valve and pressure gauge, to detect pressure.

When two-position four-way solenoid valve 103 is parked in centre, whole system is halted state.When the first three position four-way electromagnetic valve 106 and second three position four-way electromagnetic valve 107 when being parked in the left side X-axis hydraulic pump 17 be the motion state stretched.When the first 3-position 4-way Solenoid valve 106 is on the left side, and when the second three position four-way electromagnetic valve 107 is parked in the right, X-axis hydraulic pump 17 is the motion state of contracting.When First three position four-way electromagnetic valve 106 is parked in the right, and when the second three position four-way electromagnetic valve 107 is parked in the left side, X-axis hydraulic pump 17 is contracting Motion state.When the first three position four-way electromagnetic valve 106 and the second three position four-way electromagnetic valve 107 are all parked in the right, X-axis hydraulic pressure Pump 17 is the motion state stretched.When the second three position four-way electromagnetic valve 107 is parked in centre, X-axis hydraulic pump 17 is off position. Y-axis hydraulic pump 19, Z axis hydraulic pump 18 are identical as the execution action of X-axis hydraulic pump 17, and each hydraulic cylinder can be only Vertical control, executing speed can also independent control.

It is locking by movement first when carrying out asphalt road surface by microwave heating in-situ heat regeneration using the device of the utility model The main frame of universal wheel is simultaneously fixed at road surface to be repaired.Independent three are carried out respectively to three groups of heating devices disposed in parallel again It drives and adjusts to electricity so that the heating region of heating device covers road surface to be repaired.Then it adjusts respectively in same group of heating device Two microwave applicators make the radial chamber of two microwave applicators be located at same level height；Finally manually adjust heating device The slide block guide rail being directly connected to so that the distance between two faces microwave applicator H are less than 10 millimeters, realize the coupling of heater It closes.

Every group of heating device includes along Y-axis two microwave applicators disposed in parallel, it is therefore an objective to make producing between magnetron While raw electromagnetic field, it can intercouple, to obtain optimal heating effect, under identical energy consumption, obtain maximum The efficiency of heating surface, to energy saving.Connection jaws 28 are for connecting high voltage power supply, and when power supply is connected in a flash, magnetron 6 will Electromagnetic field effect is generated in the bituminous paving of lower section, under the action of electromagnetic field, the polar molecule in bituminous paving starts acutely Movement, phase mutual friction, collision, under the action of polar molecule, the temperature of bituminous paving increases, to realize to asphalt road The in-situ heat regeneration in face.

As shown in figure 9, considered during electromagnetic wave heating two or more electromagnetic field cross actions with And influence each other, when radial chamber is in same level, microwave coupling is generated in Y direction.Microwave belongs to electromagnetic wave, microwave Propagation law meets Maxwell's wave equation.It follows that the plane wave along Z-direction that magnetron generates, by radial chamber Guided wave, there is only the electric field strength E of the X-direction and magnetic field intensity H of Y direction along Z axis propagate.And when multiple magnetrons are same When Shi Jiare, if the electric field of their generations, magnetic field are in same level, coupling will produce.It can by COMSOL emulation Know：When distance is 0 coupling heating between two faces pyramid loudspeaker radial chamber H, heating region has apparent coupling phenomenon, i.e. angle The cone loudspeaker radiation faces chamber H become much larger with H identity distances from effective heating area domain when being coupled for 0 in heating region, are filled substantially with whole A radial chamber.The effective heating area domain directions y are symmetrical about the center line in the pyramid loudspeaker mouth face directions x, the effective heating area domain directions x It is symmetrical about coupling junction.Optimal heating region does not radiate accent face center in pyramid loudspeaker, but in two pyramids At the coupling of loudspeaker radiation chamber.Therefore, under identical power, efficiency of heating surface highest at coupling.It is angle as shown in Figures 9 to 11 Distance is respectively 0,10mm, 20mm between boring the faces loudspeaker radiation chamber H.

Each heating device can be separately adjustable along the progress of the directions XYZ, when in-situ heat regeneration device has centainly in heating When the damaged road surface of gradient, in order to make can be coupled between different heating device, it is optimal heating distance, Ke Yitong Then the height for crossing control vertical lifting mechanism to adjust different heating device along Z-direction is adjusted inside heating device manually X-axis and Y-axis guide rail sliding block, so that the heating surface of radial chamber in different heating device is remained at same level position It sets, to make two heaters in one group of heating device be coupled in Y-axis, equally, can also be given by adjusting while realize difference Coupling of the group heating device in X-axis.

Magnetron 6 not only will produce electromagnetic wave at work, itself also will produce higher temperature, caused by preventing The excessively high scaling loss magnetron of temperature, radiator fan 5 are cooled down by the way of air-cooled, and the wind of radiator fan 5 is made directly to blow to magnetic The cooling fin of keyholed back plate 6, although 5 power of radiator fan is smaller, they, which are only generated, generates air-flow in relatively small range, formed Good hot and cold air cycle, enhances heat dissipation effect.

To make in-situ heat regeneration device be moved easily, when designing metal shielding setup, directly outside the main frame of device It encloses, one layer of metallic shield net is housed.Metallic shield net is covered with outside whole device, main function is some electricity of shielding leakage Magnetic radiation prevents the hazards of electromagnetic radiation operating personnel health of leakage and endangers ambient enviroment.In mobile device, directly Pushing meanss carry out movement can, no longer need to move metallic shield net, save the time, manpower.

The hydraulic control system of the asphalt road surface by microwave heating in-situ heat regeneration device of the utility model, is made by hydraulic pump For power source, different heating device can be operated simultaneously, enable different heating device when in different height, simultaneously It is heated, ensure that heating device when carrying out microwave hot recycling to some damaged road surfaces with gradient, can also ensure Coupling, is optimal heating state.It is also more convenient, accurate that mobile mode is controlled simultaneously, adjustable range bigger, adaptability By force, it is adapted to the impaired bituminous paving of different gradients and irregular area, meets the reparation demand in real life.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims (5)

1. a kind of hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device, it is characterised in that：The microwave adds Heated bitumen road surface in-situ heat regeneration device includes main frame, Space adjustment device and heating device；The main frame is entirely outer Side is equipped with metallic shield net, and main frame bottom is equipped with locking universal wheel (3)；Include two to be mutually parallel at the top of the main frame The first rail plate of root (8) establishes coordinate system by origin O of one end of wherein one rail plate, with this rail plate institute It is X-axis in straight line, Y-axis vertically the X-axis and is located at same level, the vertical faces XOY of Z axis with X-axis；

The heating device and Space adjustment device respectively include three groups, and every group of Space adjustment device includes being connected across described first The second rail plate (11) slided along X-axis on rail plate (8) and by the first guide rail slide block (9), second sliding are led The second guide rail slide block (10) slided along Y-axis is installed, the second guide rail slide block (10) side is connected with vertical lift on rail Mechanism；Heating device described in one group of the vertical lifting mechanism bottom connection, junction is provided with temperature sensor (12)；It is described The X-axis hydraulic pump (17) of the first guide rail slide block of driving (9), second rail plate are installed on the first rail plate (8) (11) the Y-axis hydraulic pump (19) of the second guide rail slide block of driving (10) is installed on；The vertical lifting mechanism includes Z axis hydraulic pump (18)；

Heating device described in every group includes along Y-axis two microwave applicators disposed in parallel, and each microwave applicator includes pyramid The excitation cavity (26) of horn-like radial chamber (4) and the connection radial chamber, one group of opposite side wall of the excitation cavity (26) It is made of magnetron (6), another group of opposing sidewalls of the excitation cavity are respectively set the connection jaws (28) of magnetron and described swash Encourage the radiator fan (5) of chamber；Heating device described in every group further includes holder (22), the parallel fixation of holder (22) the upper edge Y-axis There are two third rail plates (21), being bridged on the third rail plate (21) there are two the 4th rail plates disposed in parallel (15), the 4th rail plate (15) is slidably connected by third guide rail slide block (20) and third rail plate (21)；Each The microwave applicator is slidably connected by fixed 4th guide rail slide block (14) in two sides with the 4th rail plate (15)；

The hydraulic control system includes plunger pump (102), two-position four-way solenoid valve (103), overflow valve (104), pressure reducing valve (105), the first three position four-way electromagnetic valve (106), the second three position four-way electromagnetic valve (107), third three position four-way electromagnetic valve (108), the first bidirectional hydraulic control check valve (109), the second bidirectional hydraulic control check valve (110), third bidirectional hydraulic control check valve (111), the first one-way throttle valve (112), the second one-way throttle valve (113), third one-way throttle valve (114), first pressure after Electric appliance (115), the first accumulator (116), the second accumulator (119), second pressure relay (120), motor (122)；

The motor (122) drives plunger pump (102) oil suction from oil cylinder, plunger pump (102) oil outlet to connect by pipeline Connect overflow valve (104), pressure reducing valve (105), third three position four-way electromagnetic valve (108) and third three position four-way electromagnetic valve (108) Oil inlet, the oil outlet of the overflow valve (104) connects oil cylinder；Two working holes of the two-position four-way solenoid valve (103) It is separately connected the oil inlet and oil outlet of the overflow valve (104), the oil inlet of the two-position four-way solenoid valve (103) and oil return Mouth is linked to be circuit；The oil inlet of first three position four-way electromagnetic valve (106) and the second three position four-way electromagnetic valve (107) connects respectively Connect the oil outlet of the pressure reducing valve (105)；Two working holes connection described first of first three position four-way electromagnetic valve (106) Bidirectional hydraulic control check valve (109), the first bidirectional hydraulic control check valve (109) pass through two first one-way throttle valves (112) the first oil inlet and outlet and the second oil inlet and outlet of the X-axis hydraulic pump (17), first accumulator are separately connected (116) the first oil inlet and outlet of the X-axis hydraulic pump (17), first pressure relay (115) connection described first are connected Accumulator (116)；Two working holes of second three position four-way electromagnetic valve (107) connect the second bidirectional hydraulic control check valve (110), the second bidirectional hydraulic control check valve (110) is separately connected the Y by two second one-way throttle valves (113) The first oil inlet and outlet and the second oil inlet and outlet of axis hydraulic pump (19), second accumulator (119) connect the Y-axis hydraulic pump (19) the first oil inlet and outlet, the second pressure relay (120) connect second accumulator (119)；Described 3rd 3 Two working holes of position four-way solenoid valve (108) connect the third bidirectional hydraulic control check valve (111), the third bidirectional hydraulic control Check valve (111) is separately connected the first disengaging of the Z axis hydraulic pump (18) by two third one-way throttle valves (114) Hydraulic fluid port and the second oil inlet and outlet.

2. the hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device according to claim 1, feature It is：The vertical lifting mechanism includes the mounting base for being fixed on second guide rail slide block side, is opened up in the mounting base Vertical through-hole, the vertical through-hole is interior to be equipped with thrust bearing；The Z axis hydraulic pump (18) is vertically arranged, and piston rod passes through institute Thrust bearing, the flat raceway contacts of cylinder ends and the thrust bearing are stated, the mounting base bottom is equipped with the piston Bar cramp locking structure；The piston-rod lower end is equipped with lantern ring (24), and the lantern ring (24) is fixed on the work by limited screw On stopper rod, lantern ring (24) side is vertically fixedly connected with L-type connecting plate (7), described in L-type connecting plate (7) the bottom end connection Heating device.

3. the hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device according to claim 1, feature It is：The third guide rail slide block (20) and the 4th guide rail slide block (14) are equipped with position limiting structure.

4. the hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device according to claim 2, feature It is：Further include fixing bracket (25), the fixing bracket (25) includes the pedestal and lantern ring being mutually permanently connected, the lantern ring It is socketed on the cylinder body of the Z axis hydraulic pump (18), the pedestal of the fixing bracket (25) is fixed in the mounting base.

5. the hydraulic control system of asphalt road surface by microwave heating in-situ heat regeneration device according to claim 2, feature It is：The oil inlet connection filter (101) of the plunger pump (102).