CN113481803A - Prosthetic devices is used on municipal administration road surface - Google Patents

Abstract

The invention relates to the field of municipal construction equipment, in particular to a repairing device for a municipal road surface. This application has the advantage that can realize accurate control to the volume of adding road surface impaired department filler.

Description

Prosthetic devices is used on municipal administration road surface

Technical Field

The invention relates to the field of municipal construction equipment, in particular to a repairing device for a municipal road surface.

Background

Currently, most road surfaces are constructed from either asphalt or concrete. When a vehicle runs on a road surface, the road surface is inevitably damaged to a certain extent, so that cracks or pits are formed on the road surface. For this reason, municipal workers often need to repair damaged portions of the pavement.

Chinese patent No. CN110846992A discloses a repairing device for municipal road surfaces, which comprises a bottom plate, wherein a storage chamber is arranged on the bottom plate, a feeding channel is arranged above the storage chamber, a connecting pipe is arranged at the lower end of the storage chamber, and a discharging pipe is arranged at the lower end of the connecting pipe; the end part of the bottom plate is also provided with a roller for flattening the filler.

The quantity of the filler added to the damaged part of the road surface by the repairing device is usually manually controlled by workers, so that the quantity of the filler is inevitably excessive or insufficient, the excessive filler is easy to cause waste, and the insufficient filler cannot meet the repairing requirement, so that the repairing device is obviously insufficient.

Disclosure of Invention

In order to realize accurate control to the volume of adding damaged department filler in road surface, this application provides a prosthetic devices for municipal administration road surface.

The application provides a prosthetic devices for municipal road surface adopts following technical scheme:

the utility model provides a prosthetic devices for municipal administration road surface, includes the bottom plate and sets up the feed hopper on the bottom plate, be equipped with the melting furnace that is used for melting plastics on the bottom plate, still be equipped with the electronic scale that is used for weighing plastics on the bottom plate, the last automatically controlled valve that is equipped with of feed hopper, the equal electricity of automatically controlled valve and electronic scale is connected with control system.

Through adopting above-mentioned technical scheme, the municipal administration workman places plastics and heats in melting the stove, and plastics are liquid and fall into the pit after being heated and melting, and the in-process of cooling shaping is flattened plastics through the cylinder, and the municipal administration workman takes out the pit with complete fashioned cubic plastics to use the cutter to repair cubic plastics, then place cubic plastics and weigh on the electronic scale, control system can calculate the volume of required filler according to the quality of cubic plastics. Sufficient filler is added to the feed hopper to municipal workers, and the flow of filler can be detected to the automatically controlled valve to this volume of filler realizes accurate control in adding the pit.

Optionally, a blowing device is arranged on the bottom plate, the blowing device comprises an air pump, an output end of the air pump is communicated with an air supply pipe, and the air supply pipe is communicated with an air blowing pipe.

Through adopting above-mentioned technical scheme, start the air pump, the air pump is intraductal with air suction air feed, then from the gas blow pipe blowout to this impurity that can be in the pit is blown off, is favorable to reducing in impurity mixes the plastics, leads to filling required amount to calculate the inaccurate possibility.

Optionally, a water spraying device is further arranged on the bottom plate and comprises a water tank, the air supply pipe and the air blowing pipe are both communicated on the water tank, an overflow pipe is further fixedly arranged on the water tank in a penetrating mode, the bottom end of the overflow pipe extends to the bottom close to the water tank, the top end of the overflow pipe is communicated with a water spraying pipe, and the water outlet end of the water spraying pipe is communicated with a water mist spraying gun.

Through adopting above-mentioned technical scheme, the end of giving vent to anger with the gas blow pipe seals, and the air pump lasts in to the water tank with letting in the air, and in the clear water of air in with the water tank was impressed the overflow pipe, then through spray pipe and water smoke spray gun blowout, the water smoke spray gun is handed to municipal workman to this with water smoke blowout to the lateral wall of pit on, when being favorable to reducing subsequent liquid plastics cooling shaping, take place the possibility that bonds with the lateral wall of pit, with this plastics after having made things convenient for municipal administration personnel will take out the pit.

Optionally, the bottom of feed hopper still communicates with the hollow shunting chamber in inside, the intercommunication has a plurality of ejection of compact hoses on the shunting chamber, the below of bottom plate still is equipped with bearing mechanism, bearing mechanism is used for driving the one end that a plurality of ejection of compact hose kept away from the shunting chamber and evenly arranges along the width direction of bottom plate.

Through adopting above-mentioned technical scheme, reposition of redundant personnel room is to packing realization reposition of redundant personnel to this under the effect of bearing the weight of the mechanism, makes the width direction evenly distributed that packs through a plurality of ejection of compact hose can follow the pit, and the in-process of ejection of compact hose ejection of compact simultaneously, the length direction removal of bottom plate along the pit, with this length direction evenly distributed that packs and can follow the pit.

Optionally, the bearing mechanism includes a plurality of bearing rings arranged along the width direction of the bottom plate, one discharging hose corresponds to one bearing ring, one end of the discharging hose, which is far away from the shunting chamber, is fixedly arranged on the bearing ring in a penetrating manner and points to the ground, and an elastic pull rope is connected between two adjacent bearing rings.

Through adopting above-mentioned technical scheme, the elasticity stay cord all is in the tight state, and the length homoenergetic of each elasticity stay cord equals to this has realized the even blanking of filler on pit width direction.

Optionally, the bearing mechanism further comprises two stretching portions, each stretching portion comprises a fixing block connected below the bottom plate, a screw rod is arranged on the fixing block in a penetrating mode in a rotating mode, the screw rod is matched with the stretching block in a threaded mode, the stretching block is connected with a pull ring, and the elastic pull ropes at the two ends correspond to the stretching portions and are connected to the pull rings corresponding to the stretching portions respectively.

Through adopting above-mentioned technical scheme, municipal workers rotate the screw rod, and the screw rod drives tensile piece and takes place to remove along the width direction of bottom plate to this distance between can adjusting two screw rods. When adjusting the distance, each elasticity stay cord takes place deformation simultaneously to this can be according to the difference of pit width, adjusts the position of each ejection of compact hose discharge end, and has the even advantage of blanking simultaneously.

Optionally, the lower surface of the bottom plate is provided with a guide groove, the guide groove is parallel to the width direction of the bottom plate, and the stretching block extends into the guide groove and is in sliding fit with the guide groove.

Through adopting above-mentioned technical scheme, the sliding fit of tensile piece and guide way plays the guide effect to the slip of tensile piece.

Optionally, a three-way valve is further arranged before the flow dividing chamber and the feeding hopper, the three-way valve comprises an inlet I, an inlet II and an outlet, the inlet I is communicated with the feeding hopper, the inlet II is used for being communicated with the blowing pipe, and the outlet is communicated with the flow dividing chamber.

By adopting the technical scheme, when the filling materials are filled into the concave pits, the first inlet is communicated with the feeding hopper, and the second inlet is closed. After the filling is finished, municipal workers connect the air outlet end of the air blowing pipe to the second inlet, and the second inlet is communicated with the outlet through the control system. At the moment, the air pump sucks the outside air into the water tank, and the air in the water tank sequentially passes through the air blowing pipe, the second inlet, the second outlet, the shunting chamber and the discharging hose, so that all the fillers remained in the shunting chamber and the discharging hose can be blown out into the pits, and the dual-purpose one pipe of the air blowing pipe is realized.

In summary, the present application includes at least one of the following beneficial technical effects:

1. cooling and molding the molten liquid plastic in the pits, weighing the weight of the molded plastic by an electronic scale, calculating the amount of the filler required for repairing the road surface by using the control system, and accurately controlling the amount of the filler added into the pits by using an electric control valve;

2. the air pump pumps air into the air supply pipe and then sprays the air from the air blowing pipe, so that impurities in the pits can be blown off, and the possibility that the required amount of the filler is calculated inaccurately due to the fact that the impurities are mixed into the plastic is reduced;

3. municipal workers hold the water mist spray gun by hand to spray water mist to the side wall of the pit, so that the possibility of bonding with the side wall of the pit is reduced when subsequent liquid plastic is cooled and formed, and the municipal workers can take the formed plastic out of the pit conveniently;

4. the elastic pull ropes are all in a tight state, and the lengths of the elastic pull ropes are equal, so that the uniform blanking of the filler in the width direction of the pits is realized;

5. under the matching action of the two stretching parts, each elastic pull rope simultaneously deforms, so that the position of the discharge end of each discharge hose can be adjusted according to the difference of the widths of the pits, and the blanking is uniform;

6. connect the gas blow pipe in import two, the air pump continues in the air suction water tank with external world, and the air in the water tank loops through gas blow pipe, import two, export, branch flow chamber and ejection of compact hose to this can be with remaining in the filler in branch flow chamber and the ejection of compact hose all blow off to the pit in, ensure the repair effect on damaged road surface, and be favorable to realizing that a pipe of gas blow pipe is dual-purpose.

Drawings

FIG. 1 is a schematic structural diagram for embodying the present application;

FIG. 2 is a cross-sectional view of the connection between the tank, the floor and the overflow pipe in accordance with the present invention;

FIG. 3 is a cross-sectional view of the connection between the base plate, the discharge hose, the tension block and the elastic cord for embodying the present invention;

fig. 4 is a schematic structural diagram for showing the connection relationship among the three-way valve, the flow dividing chamber, the electric control valve and the feeding funnel in the application.

Description of reference numerals: 1. a base plate; 11. a guide groove; 2. a feed hopper; 3. a melting furnace; 4. an electronic scale; 5. an electrically controlled valve; 61. an air pump; 62. an air supply pipe; 71. an air blowing pipe; 72. a water tank; 73. an overflow pipe; 74. a water spray pipe; 75. a water mist spray gun; 6. a shunting chamber; 7. a discharge hose; 81. a load ring; 82. an elastic pull rope; 91. a fixed block; 92. a screw; 93. stretching the block; 94. a pull ring; 10. a three-way valve; 101. an inlet I; 102. an inlet II; 103. an outlet; 12. a water filling port; 13. and a top cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

When a municipal worker repairs a road surface in the related art, a pit is usually dug at the damaged part of the road surface and is usually rectangular, so that the municipal worker can fill the pit with filling materials for repair more uniformly by using repair equipment.

The embodiment of the application discloses prosthetic devices for municipal road surface. Referring to fig. 1, the repairing apparatus for a town road comprises a horizontally disposed base plate 1, the base plate 1 is generally used as a body part of a mobile car in practice, and a roller for flattening the filler is provided at an end of the base plate 1.

Referring to fig. 1, a blowing device for blowing off impurities in the rectangular pits, a water spraying device for spraying water mist into the rectangular pits, a heating device for melting plastics, a weighing member for weighing plastics, and a filling device for filling fillers into the rectangular pits are arranged on the bottom plate 1.

Referring to fig. 1, since some fine stone particles, dust, etc. are left in the rectangular pit when the municipal workers excavate the rectangular pit, an air blowing means is provided on the bottom plate 1 for this purpose.

The blowing device comprises an air pump 61 bolted on the bottom plate 1, an air supply pipe 62 communicated with the air outlet end of the air pump 61, and a blowing pipe 71 communicated with the air supply pipe 62, wherein the blowing pipe 71 is made of a rubber hose.

The air pump 61 is started, the air pump 61 works to pump air into the air feeding pipe 62, then the air is sprayed out of the air blowing pipe 71, a municipal worker holds the air outlet end of the air blowing pipe 71 and directs to the pit, impurities in the pit can be blown off, and therefore the municipal worker can accurately measure the volume of the pit subsequently.

Referring to fig. 1, the heating apparatus includes a melting furnace 3 bolted to a base plate 1, and a discharge end of the melting furnace 3 penetrates the base plate 1. The municipal worker starts the melting furnace 3 and places a sufficient amount of plastic into the melting furnace 3, and the plastic is heated and melted to be in a liquid state and falls into the rectangular pit from the discharge end of the melting furnace 3.

When the liquid plastic fills the whole rectangular pit and slightly overflows, the liquid plastic is slightly cooled, at the moment, the bottom plate 1 moves to drive the roller to roll over the pit, and the roller pushes all the redundant liquid plastic out of the pit.

And when the liquid plastic in the pit is completely cooled into blocks, an operator takes the blocks out of the pit, and trims the blocks through a cutter to remove some redundant rim charge.

Referring to fig. 1, the weighing part includes an electronic scale 4 placed on a base plate 1, the electronic scale 4 being electrically connected to a control system. The constructor places the trimmed block plastic on the electronic scale 4 for weighing, and the control system can calculate the amount of the filler required for repairing the road surface according to the weight of the block plastic.

Referring to fig. 1, after being cut into small pieces by a cutter, the block-shaped plastic is added into a melting furnace 3 and can be melted again, so that the plastic has the advantage of being recycled.

Referring to fig. 1, since the liquid plastic may be adhered to the sidewalls of the rectangular recess when it is cooled and molded, a water spraying device is provided. Before the liquid plastic falls into the rectangular pit, water mist is firstly sprayed on the side wall and the bottom wall of the rectangular pit.

Referring to fig. 2, the water spraying device includes a water tank 72 placed on the bottom plate 1, an overflow pipe 73 vertically disposed and fixedly penetrating through a top wall of the water tank 72, and a water spraying pipe 74 communicated with a top end of the overflow pipe 73, wherein the water spraying pipe 74 is a rubber hose.

In order to make the clear water in the water tank 72 as atomized as possible, the water outlet end of the water spraying pipe 74 is communicated with a water mist spray gun 75. The water mist spray gun 75 can be directly adopted in the prior art, and the water mist spray gun 75 can spray water mist only after being manually opened, otherwise, clear water cannot be sprayed out.

The air supply pipe 62 is connected to the top wall of the water tank 72, so that the air pump 61 supplies the external air into the water tank 72, the air in the water tank 72 is increased, and the bottom end of the overflow pipe 73 extends to be close to the bottom end of the water tank 72, so that the clean water can be pressed into the overflow pipe 73 and sprayed out through the water spray pipe 74 and the water spray gun 75.

Referring to fig. 2, the water mist spray guns 75 are held by the municipal workers and directed toward the side walls of the pit so that the water mist can be sprayed onto the bottom wall and the side walls of the pit. The spraying of water mist makes liquid plastics be difficult to take place to bond with the lateral wall of pit when cooling shaping, and is favorable to accelerating the cooling shaping speed of liquid plastics.

Because the volume of water smoke itself is less, and the volume of spraying is less, only need with the lateral wall of pit wet can, consequently water smoke can not produce great influence to the volume through plastics precision measurement pit, consequently can ignore.

Referring to fig. 2, the blow pipe 71 is connected to the top wall of the water tank 72, so that the gas in the water tank 72 can be sprayed only from the blow pipe 71 when the spray gun 75 is closed.

The air blowing pipe 71 is communicated with the water tank 72, so that the operation of the water spraying device and the air blowing device can be realized by one air pump 61, and the air blowing device has the advantage of saving the using amount of the air pumps 61.

Referring to fig. 2, the top of the water tank 72 is provided with a water inlet 12 and is connected with a top cover 13 by a screw thread, so that an operator can replenish clean water into the water tank 72 in time.

Referring to fig. 3, the filling device includes a feed hopper 2 fixedly attached to a base plate 1, and the bottom of the feed hopper 2 penetrates the base plate 1. An electric control valve 5 is arranged on the feeding hopper 2, and the electric control valve 5 is positioned above the bottom plate 1 and is electrically connected with a control system.

Referring to fig. 3, an operator adds a sufficient amount of filler into the feeding hopper 2 and opens the electric control valve 5, and the electric control valve 5 can control the flow of the filler, so that the amount of the filler falling into the rectangular pits can be accurately controlled, and the repairing effect of the road surface is improved.

Referring to fig. 3, after the filler falls into the rectangular pit from the feeding hopper 2, the filler is generally gathered at a certain position and cannot be uniformly distributed in the whole rectangular pit, and when the roller presses the filler, the filler is relatively easily pushed out of the pit.

Referring to fig. 3, in order to solve the above problem, a flow distribution chamber 6 having a hollow interior is further communicated with the bottom of the hopper 2, and the flow distribution chamber 6 is located below the bottom plate 1. The bottom wall of the shunting chamber 6 is communicated with a plurality of discharging hoses 7.

The lower part of the bottom plate 1 is also provided with a bearing mechanism, and the bearing mechanism is used for driving one ends, far away from the shunting chamber 6, of the discharging hoses 7 to be uniformly arranged along the width direction of the bottom plate 1.

The filler gets into from feed hopper 2 and realizes dividing in dividing the flow chamber 6, then falls into the pit through each ejection of compact hose 7 in, under the effect of bearing mechanism, the filler can be followed the width direction evenly distributed of pit.

In the moving process of the bottom plate 1, the discharging hose 7 always keeps discharging. When the discharging hose 7 moves from one end of the pit to the other end, the discharging hose 7 stops discharging right, and therefore the filler can be uniformly distributed along the length direction of the pit.

Through the mode, the filler can be uniformly distributed in the whole pit, the possibility that the filler is pushed out of the pit by the roller can be reduced, and the pavement repairing effect is further improved.

Referring to fig. 3, the bearing mechanism includes a plurality of bearing rings 81 arranged along the width direction of the bottom plate 1, one discharging hose 7 corresponds to one bearing ring 81, and one end of the discharging hose 7 far away from the diversion chamber 6 is arranged on the bearing ring 81 in a penetrating manner and is bonded through glue.

The discharge end of the discharge hose 7 points to the ground, an elastic pull rope 82 is bonded between two adjacent bearing rings 81, the bearing rings 81 at the two ends are also bonded with the elastic pull rope 82, and the lengths of the elastic pull ropes 82 are equal.

Referring to fig. 3, when the elastic pulling ropes 82 are in a tight state, the elastic pulling ropes 82 are deformed to the same extent, so that the discharging ends of the discharging hoses 7 are uniformly distributed along the width direction of the bottom plate 1 under the cooperation of the elastic pulling ropes 82 and the bearing ring 81.

Referring to fig. 3, the carrying mechanism further comprises two stretching portions arranged along the width direction of the bottom plate 1, and a plurality of carrying rings 81 are located between the two stretching portions.

The stretching part comprises a fixing block 91 fixedly connected below the bottom plate 1, a screw 92 is rotatably arranged on the fixing block 91 in a penetrating manner, and the screw 92 is parallel to the width direction of the bottom plate 1.

The screw 92 is provided with stretching blocks 93 in threaded fit, pull rings 94 are respectively and fixedly connected to the opposite side walls of the two stretching blocks 93, and the elastic pull ropes 82 at the two ends respectively correspond to one stretching block 93 and are bonded to the pull rings 94 of the corresponding stretching block 93.

Referring to fig. 3, the two screws 92 are rotated, and the screws 92 drive the stretching blocks 93 to move in the width direction of the base plate 1, whereby the distance between the two stretching blocks 93 can be adjusted.

Although the tension applied to the elastic pulling rope 82 varies when the distance between the two tension blocks 93 is adjusted, the tension can be uniformly applied to each elastic pulling rope 82, so that the equal distance between any two adjacent load rings 81 can be maintained.

Through foretell mode, when the filler device was used for realizing the filler to the rectangular pit of different sizes, under the mating action of two tensile portions, the position of each ejection of compact hose 7 discharge end can be adjusted according to the width of rectangular pit, and the filler still can be even simultaneously distribute to whole rectangular pit.

In the actual repair process, the bottom plate 1 may not be located right above the rectangular pit, and the positions of the discharge ends of the discharge hoses 7 can be adjusted through the two stretching parts, so that the discharge ends of the discharge hoses 7 can be moved right above the rectangular pit.

Referring to fig. 3 and 4, the lower surface of the bottom plate 1 is provided with a guide groove 11 parallel to the width direction thereof, the guide groove 11 is communicated with both sides of the bottom plate 1 in the width direction, and the stretching block 93 extends into the guide groove 11 and is in sliding fit therewith.

The sliding fit between the stretching block 93 and the guide groove 11 can not only limit the screw 92 to drive the stretching block 93 to rotate synchronously, but also guide the movement of the stretching block 93.

Referring to fig. 3 and 4, when the filler is discharged from the discharging hose 7, a small amount of filler may be attached to the inner side wall of the discharging hose 7, thereby resulting in a small amount of filler in the pit.

Referring to fig. 3 and 4, in order to solve the above problem, a three-way valve 10 is further disposed between the diversion chamber 6 and the feeding funnel 2, the three-way valve 10 includes a first inlet 101, a second inlet 102 and an outlet 103, the first inlet 101 is communicated with the feeding funnel 2, the second inlet 102 is used for being communicated with the blowing pipe 71, and the outlet 103 is communicated with the diversion chamber 6.

Referring to fig. 3 and 4, when filling the rectangular pit with filler, the first inlet 101 is communicated with the feeding hopper 2, and the second inlet 102 is closed. After the filling is finished, the municipal worker hoops the air outlet end of the air blowing pipe 71 on the second inlet 102 through the hoop, and at the moment, the second inlet 102 is communicated with the outlet 103 through the control system.

At this time, the air pump 61 draws outside air into the water tank 72, and the air in the water tank 72 passes through the air blowing pipe 71, the second inlet 102, the outlet 103, the diversion chamber 6, and the discharge hose 7 in this order, so that all the filler remaining in the diversion chamber 6 and the discharge hose 7 can be blown out into the pit.

Because the air outlet end of the air blowing pipe 71 is detachably connected to the second inlet 102 of the three-way valve 10 through the hoop, the air outlet end of the air blowing pipe 71 can be detached at any time, so that the dual-purpose of one pipe of the air blowing pipe 71 can be realized.

The embodiment of the application provides a prosthetic devices for municipal road surface's implementation principle does:

the air pump 61 is started, the air pump 61 pumps outside air into the water tank 72 through the air feeding pipe 62, a municipal worker holds the air blowing pipe 71, the air blowing pipe 71 is aligned to the pit, and air in the water tank 72 is sprayed out of the air blowing pipe 71, so that impurities in the pit can be blown off.

The municipal worker connects the air outlet end of the air blowing pipe 71 to the second inlet 102 of the three-way valve 10 through the hose clamp, the air pump 61 continuously sends air into the water tank 72, the municipal worker holds the water mist spray gun 75 and opens the water mist spray gun 75, so that the air in the water tank 72 can press clean water into the overflow pipe 73, and the clean water is sprayed out through the water spraying pipe 74 and the water mist spray gun 75. The water mist is sprayed onto the side walls of the pits.

Municipal workers put plastics into the melting furnace 3, and the plastics are heated and then melted into liquid and fall into the pits. When the liquid plastic slightly overflows the pit, the bottom plate 1 is moved, the bottom plate 1 drives the roller to roll over the pit, and the roller pushes all the redundant plastic out of the pit. After the liquid plastic is completely cooled and molded, municipal workers take the molded block plastic out of the pit and trim the pit through a cutter to remove burrs and the like on the edge.

Then, the block plastic is placed on an electronic scale 4 for weighing, and the control system calculates the volume of the pit according to the mass of the block plastic, so that the amount of the filler required for repairing the pit is known.

The municipal worker adds a sufficient amount of filler to the feed hopper 2 and moves the base plate 1 so that the discharge end of the discharge hose 7 is located at one end of the pit. The distance between the discharge ends of the two adjacent discharge hoses 7 is adjusted through the driving part, so that the discharge ends of the plurality of discharge hoses 7 are uniformly distributed along the width direction of the bottom plate 1.

And (3) opening the electric control valve 5, enabling the filler in the feeding hopper 2 to sequentially pass through the first inlet 101, the outlet 103 and the shunting chamber 6, and enabling the filler to fall into the pits through the discharging hoses 7 after shunting in the shunting chamber 6. Meanwhile, the bottom plate 1 moves along the length direction of the pit, and when the discharge end of the discharge hose 7 moves to the other end of the pit, the electric control valve 5 is just closed, so that the filler can be uniformly distributed in the whole pit.

Municipal workers install the end of giving vent to anger of gas blow pipe 71 on the second inlet 102 through the staple bolt, make second inlet 102 communicate with each other with export 103 through control system, with this in-process that air pump 61 lasts the air feed to water tank 72, the air in the water tank 72 loops through gas blow pipe 71, second inlet 102, export 103, flow distribution chamber 6, discharging hose 7, be favorable to blowing out the filler that will remain in flow distribution chamber 6 and discharging hose 7 to the pit in, and then improve the repair effect of road surface damaged department.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a prosthetic devices for town road surface, includes bottom plate (1) and sets up feed hopper (2) on bottom plate (1), its characterized in that: the plastic feeding device is characterized in that a melting furnace (3) used for melting plastic is arranged on the bottom plate (1), an electronic scale (4) used for weighing the plastic is further arranged on the bottom plate (1), an electric control valve (5) is arranged on the feeding hopper (2), and the electric control valve (5) and the electronic scale (4) are electrically connected with a control system.

2. The restoration device for municipal road surface according to claim 1, characterized in that: the bottom plate (1) is provided with a blowing device, the blowing device comprises an air pump (61), the output end of the air pump (61) is communicated with an air supply pipe (62), and the air supply pipe (62) is communicated with an air supply pipe (71).

3. The restoration device for municipal road surface according to claim 2, characterized in that: still be equipped with water jet equipment on bottom plate (1), water jet equipment includes water tank (72), blast pipe (62) and gas blow pipe (71) all communicate on water tank (72), it is equipped with overflow pipe (73) still to fix on water tank (72) to wear to be equipped with, the bottom of overflow pipe (73) extends to the bottom that is close to water tank (72), and its top intercommunication has spray pipe (74), the delivery end intercommunication of spray pipe (74) has water smoke spray gun (75).

4. The restoration device for municipal road surface according to claim 2, characterized in that: the bottom of feed hopper (2) still communicates inside hollow branch flow chamber (6), the intercommunication has a plurality of ejection of compact hoses (7) on branch flow chamber (6), the below of bottom plate (1) still is equipped with bearing mechanism, bearing mechanism is used for driving a plurality of ejection of compact hoses (7) and keeps away from the one end of branch flow chamber (6) and evenly arranges along the width direction of bottom plate (1).

5. The restoration device for municipal road surface according to claim 4, wherein: the bearing mechanism comprises a plurality of bearing rings (81) which are arranged along the width direction of the bottom plate (1), one discharging hose (7) corresponds to one bearing ring (81), one end, far away from the shunting chamber (6), of the discharging hose (7) is fixedly arranged on the bearing ring (81) in a penetrating mode and points to the ground, and an elastic pull rope (82) is connected between every two adjacent bearing rings (81).

6. The restoration device for municipal road surface according to claim 5, wherein: the bearing mechanism further comprises two stretching portions, each stretching portion comprises a fixing block (91) connected to the bottom plate (1) in a connecting mode, a screw rod (92) penetrates through the fixing block (91) in a rotating mode, the screw rod (92) is provided with a stretching block (93) in a threaded fit mode, the stretching block (93) is connected with a pull ring (94), and the elastic pull ropes (82) at the two ends correspond to the stretching portions and the elastic pull ropes (82) are connected to the pull rings (94) corresponding to the stretching portions respectively.

7. The restoration device for municipal road surface according to claim 6, wherein: the lower surface of the bottom plate (1) is provided with a guide groove (11), the guide groove (11) is parallel to the width direction of the bottom plate (1), and the stretching block (93) extends into the guide groove (11) and is in sliding fit with the guide groove.

8. The restoration device for municipal road surface according to claim 4, wherein: still be equipped with three-way valve (10) before shunting chamber (6) and feed hopper (2), three-way valve (10) are including import (101), import two (102) and export (103), import one (101) and feed hopper (2) intercommunication, import two (102) are used for communicating with gas blow pipe (71), export (103) and shunting chamber (6) intercommunication.

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