CN215329264U - Roadbed improvement device - Google Patents

Abstract

The utility model discloses a roadbed improving device. The roadbed improving device comprises a base, a first chemical liquid supply device and an earth drilling device. The first chemical liquid supply device can inject chemical liquid into the roadbed, and the material blocking piece can enable roadbed soil materials drilled by the drill bit to be close to the middle of the two sides of the drill bit, so that roadbed soil falls into a trench drilled by the drill bit, and soil material burying is completed. The roadbed improving device in the embodiment of the utility model can bury soil materials while injecting chemical solution into the roadbed soil, reduces the operation of constructors on roadbed improvement, and can effectively improve the construction efficiency of roadbed improvement.

Description

Roadbed improvement device

Technical Field

The utility model relates to the field of buildings, in particular to a roadbed improving device.

Background

The collapsible characteristic of collapsible loess subgrade can bring different degree harm to the structure, make the structure subside, fracture, slope by a wide margin, seriously influence its safety and use even. One of the effective methods for treating collapsible loess subgrade is chemical reinforcement, which utilizes some chemical solutions to inject into subgrade soil, and generates gelled substances through chemical reaction or activates the surface of soil particles, so that the soil particles are combined, and the strength of the soil body is improved. After the roadbed soil is injected with the chemical solution, the roadbed needs to be buried manually, the labor consumption is large, and the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a roadbed improving device which can bury soil materials while injecting chemical solution into roadbed soil, so that manual operation is reduced, and construction efficiency is improved.

The roadbed improving device comprises:

the material blocking device comprises a base, wherein a material blocking part is connected to the base, a first cavity is formed in one side of the material blocking part of the base, and the first cavity is communicated with the upper side and the lower side of the base;

the first chemical liquid supply device is connected with the base, is positioned above the first cavity and is used for injecting chemical liquid into the first cavity;

the ground drilling device comprises a drill bit body and a drill bit, the drill bit body is connected with the base, the drill bit body is used for driving the drill bit to rotate and move along the upper direction and the lower direction, a drill bit hole is formed in the base, the drill bit penetrates through the drill bit hole, the drill bit body is connected with the base, and the material blocking piece can enable roadbed soil materials drilled by the drill bit to be drawn close to the middle of two sides of the drill bit.

The roadbed improving device provided by the embodiment of the utility model at least has the following beneficial effects: first chemical liquid feeding device can pour into chemical liquid into the road bed into, and the fender material can make the road bed soil material that the drill bit bored draw close to in the middle of the drill bit both sides to make the road bed soil fall into among the trench that the drill bit bored, accomplish the soil material and bury, thereby road bed improvement device can carry out the soil material and bury when pouring into chemical solution into the road bed soil, reduced constructor and need gone on the operation of road bed improvement, can promote the efficiency of construction of road bed improvement effectively.

According to some embodiments of the utility model, the base is provided with a second cavity on the other side of the material blocking part, the first cavity is communicated with the second cavity, the roadbed improving device further comprises a second chemical liquid supply device, the second chemical liquid supply device is located above the second cavity, the second chemical liquid supply device is used for injecting chemical liquid into the second cavity, and the first cavity is located between the second cavity and the drill bit.

According to some embodiments of the utility model, the material blocking member comprises a first baffle plate and a second baffle plate, the first baffle plate is connected to one side inner wall of the base, the second baffle plate is connected to the other side inner wall of the base, and the distance between the first baffle plate and the second baffle plate is gradually reduced from the near end to the far end of the drill bit.

According to some embodiments of the utility model, the angle of connection between the first flap and the base is adjustable, and the angle of connection between the second flap and the base is adjustable.

According to some embodiments of the utility model, two screw rods are respectively arranged on two sides of the drill body, the two screw rods are symmetrical about the drill body, the screw rods are connected with the base, a thread bush support is arranged between the two symmetrically arranged screw rods, the thread bush support is respectively in threaded connection with the two screw rods, a support hole is arranged on the thread bush support, the drill sequentially penetrates through the support hole and the drill hole, and the drill body is connected with the thread bush support.

According to some embodiments of the utility model, the base is provided with a first fixing piece, the drill body is connected with a limiting ring, and the limiting ring is sleeved on the first fixing piece and can move up and down along the first fixing piece.

According to some embodiments of the utility model, the roadbed improving device further comprises a smoothing mechanism, the smoothing mechanism is located on one side of the material blocking part far away from the underground drilling device, the smoothing mechanism comprises a smoothing roller, a smoothing roller shaft and a mounting seat, the mounting seat is connected with the base, the smoothing roller shaft is connected to the mounting seat, the smoothing roller is sleeved on the smoothing roller shaft and can rotate around the smoothing roller shaft, and the smoothing roller is used for smoothing the road surface.

According to some embodiments of the present invention, the roadbed improving apparatus further includes a straight line calibration mechanism, the straight line calibration mechanism includes a right-angle U-shaped plate, a calibration connecting rod and a second fixing member, the second fixing member is disposed on a side to which the base is connected, the calibration connecting rod is connected between the right-angle U-shaped plate and the second fixing member, the calibration connecting rod is perpendicular to the second fixing member, the second fixing member is perpendicular to a connection surface of the base, and two sides of a bottom end of the right-angle U-shaped plate are respectively provided with a roller.

According to some embodiments of the utility model, the distance between the correction link and the base is adjustable.

According to some embodiments of the utility model, the second fixing member is provided with a plurality of connection threaded holes, the correction connecting rod comprises a fixing ring, the fixing ring is sleeved on the second fixing member, the fixing ring is provided with a mounting hole, the fixing ring is connected with the second fixing member through an adjustment connecting member, and the adjustment connecting member sequentially penetrates through the mounting hole and the connection threaded holes at the set position.

According to some embodiments of the utility model, the base further comprises a plurality of universal wheels located at a bottom of the base.

According to some embodiments of the utility model, the roadbed modifying apparatus further comprises a handle frame connected to the base, the handle frame being located proximal to the base relative to the earth boring device.

According to some embodiments of the utility model, the base further comprises a third baffle located below the handle frame, the third baffle for blocking soil.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the following figures and examples, in which:

fig. 1 is a schematic view of a roadbed improving device in the embodiment of the utility model;

fig. 2 is a bottom view of a base of the roadbed modifying apparatus according to the embodiment of the utility model;

fig. 3 is a partial structural view of a base of a roadbed modifying apparatus according to an embodiment of the utility model;

fig. 4 is a schematic view of a leveling mechanism of the roadbed modifying apparatus according to the embodiment of the utility model;

fig. 5 is a schematic view illustrating a straight line aligning mechanism of the roadbed modifying apparatus according to the embodiment of the present invention;

reference numerals:

the base 100, the first cavity 110, the second cavity 120, the first baffle 130, the second baffle 140, the third baffle 150, the drill hole 160, the screw rod mounting hole 170, the first chemical liquid supply device 210, the second chemical liquid supply device 220, the ground drilling device 300, the drill body 310, the limiting ring 320, the drill 330, the screw rod 340, the thread bush support 350, the first fixing member 360, the smoothing mechanism 400, the smoothing roller 410, the smoothing roller shaft 420, the mounting seat 430, the linear calibration mechanism 500, the right-angle U-shaped plate 510, the correction connecting rod 520, the fixing ring 521, the adjustment connecting member 530, the second fixing member 540, the connection threaded hole 541, the roller 550, the universal wheel 600, the handle frame 700, the handle frame mounting plate 710, the handle bar 720 and the baffle 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, several means are one or more, and plural means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1 to 3, an embodiment of the present invention provides a roadbed improving apparatus, which includes a base 100, a first chemical liquid supply device 210, and an earth boring device 300. The base 100 is connected with a material blocking part 800, one side of the base 100, which is opposite to the material blocking part 800, is provided with a first cavity 110, and the first cavity 110 is communicated with the upper side and the lower side of the base 100; a first chemical liquid supply device 210 is connected to the base 100, the first chemical liquid supply device 210 is located above the first cavity 110, and the first chemical liquid supply device 210 is used for injecting chemical liquid into the first cavity 110; the first chemical liquid supply device 210 is located between the earth drilling device 300 and the material blocking piece 800, the earth drilling device 300 comprises a drill bit body 310 and a drill bit 330, the drill bit body 310 is connected with the base 100, the drill bit body 310 is used for driving the drill bit 330 to rotate and move in the up-down direction, a drill bit hole 160 is formed in the base 100, the drill bit 330 penetrates through the drill bit hole 160, the drill bit body 310 is connected with the base 100, and the material blocking piece 800 enables roadbed soil drilled by the drill bit 330 to be close to the middle from two sides of the drill bit 330.

The roadbed improving device in the embodiment of the utility model has the following use process: the roadbed improving device is pulled at the end where the drill bit 330 is located to enable the roadbed improving device to move along a set path, the ground drilling device 300 drills the ground to a set depth, a trench appears on the ground along with the movement of the roadbed improving device, the first chemical liquid supply device 210 injects chemical liquid into the trench, meanwhile, roadbed soil is dispersed to the two sides of the trench under the rotation of the drill hole, and the material blocking piece 800 can gather the roadbed soil on the two sides of the trench towards the middle in the moving process of the roadbed improving device, so that the roadbed soil on the two sides of the trench falls into the trench, and the burying of soil materials is completed.

The first chemical liquid supply device 210 may be a liquid container provided with a pump, and the chemical liquid is injected into the first cavity 110 by the pump. The first chemical liquid supply device 210 may be a liquid container provided with a valve, and the injection of the chemical liquid into the first cavity 110 is completed by switching the on/off of the valve. The first chemical liquid supply device 210 may also be other liquid containers that inject the chemical liquid into the first cavity 110 by pressure injection. The material blocking member 800 may be in a splayed shape or other shape that is contracted from both ends to the middle, so that the roadbed soil material drilled by the drill bit 330 is gathered from both sides of the drill bit 330 to the middle.

The chemical liquid supplied by the first chemical liquid supply device 210 in the embodiment of the present application is a chemical liquid that can chemically react with the soil particles to generate a gelled substance, so that the soil particles are combined to improve the strength of the soil body. The earth-boring device 300 in the embodiments of the present application may be a drilling apparatus for drilling a hole in the related art. The drill body 310 is provided therein with a motor, which drives the drill bit 330 to rotate so that the drill bit 330 drills through the ground. The drill body 310 can be driven to move up and down by a motor driving a screw transmission mechanism; or by a driving member such as a cylinder, a hydraulic cylinder, etc. to push the drill bit 330.

In the roadbed improving device according to the embodiment of the present invention, the first chemical liquid supply device 210 can inject chemical liquid into the roadbed, one end of the first cavity 110 on the base 100 is provided with the material blocking member 800, and the material blocking member 800 can make the roadbed soil drilled by the drill bit 330 close from two sides of the drill bit 330 to the middle, so that the roadbed soil falls into the trench to complete the burying of the soil. The roadbed improving device in the embodiment of the utility model can bury soil materials while injecting chemical solution into the roadbed soil, reduces the operation of constructors on roadbed improvement, and can effectively improve the construction efficiency of roadbed improvement.

Referring to fig. 1 and 2, in some embodiments of the present invention, the base 100 is provided with a second cavity 120 on a side of the material blocking member 800 away from the earth boring device 300, the first cavity 110 is communicated with the second cavity 120, the first cavity 110 and the second cavity 120 are located on two sides of the material blocking member 800, the roadbed improving device further includes a second chemical liquid supply device 220, the first chemical liquid supply device 210 is located above the first cavity 110, the second chemical liquid supply device 220 is located above the second cavity 120, the second chemical liquid supply device 220 is used for injecting chemical liquid into the second cavity 120, and the first cavity 110 is located between the second cavity 120 and the drill bit 330. The first cavity 110 and the second cavity 120 may be communicated with each other by a communicating opening formed on the material blocking member 800, or by a gap between the material blocking member 800 and the material blocking member 800.

It can be understood that the earth boring device 300, the first cavity 110 and the second cavity 120 are sequentially arranged, in the process that the end where the drill bit 330 is located pulls the roadbed improving device to move, the drill bit 330 drills a trench on the roadbed, the first chemical liquid supply device 210 behind the drill bit 330 injects a primary chemical liquid into the trench, the blocking member 800 behind the first chemical liquid supply device 210 pushes roadbed soils at two sides of the trench into the trench, and the second chemical liquid supply device 220 behind the blocking member 800 can inject the primary chemical liquid into the roadbed soils buried in the trench, so that the buried roadbed soils are solidified. Therefore, the roadbed improving device in the embodiment can inject the chemical liquid twice in the movement of the roadbed improving device, repeated construction by constructors is not needed, and the construction efficiency is effectively improved.

In addition, the chemical liquid in the first cavity 110 is injected into the roadbed, and in order to ensure that the collapsible loess in the roadbed reacts sufficiently, the chemical liquid of the chemical liquid has to ensure enough dosage, so the injection amount of the first chemical liquid supply device 210 can be set to the amount required by the excess collapsible loess in the roadbed, the first cavity 110 is communicated with the second cavity 120, the excess chemical liquid can enter the second cavity 120 and then is injected into the buried soil material from the second cavity 120, thereby the chemical liquid can be prevented from overflowing from the first cavity 110, and the use of the chemical liquid is saved.

In some embodiments of the present invention, the stopper 800 includes a first baffle 130 and a second baffle 140, the first baffle 130 is connected to one inner wall of the base 100, the second baffle 140 is connected to the other inner wall of the base 100, and the distance between the first baffle 130 and the second baffle 140 decreases from the proximal end to the distal end of the drill bit 330. Since the distance between the first baffle 130 and the second baffle 140 decreases from the proximal end to the distal end of the drill bit 330, the first baffle 130 and the second baffle 140 gather the roadbed soils at the two sides of the trench toward the middle during the movement of the roadbed improving device, so that the roadbed materials at the two sides of the drill bit 330 fall into the trench.

In some embodiments of the present invention, the connection angle between the first barrier 130 and the base 100 is adjustable, and the connection angle between the second barrier 140 and the base 100 is adjustable. The connection angle between the first baffle 130 and the base 100 is changed, the distance between the first baffle 130 and the second baffle 140 is also changed, the larger the distance between the first baffle 130 and the second baffle 140 is, the better the gathering effect on the road foundation soil at two sides of the trench is, and the larger the soil feeding amount of the trench on the road foundation is. Therefore, the amount of the soil buried into the trench can be changed by the roadbed improving apparatus by changing the connection angle between the first barrier 130 and the base 100 or the connection angle between the second barrier 140 and the base 100.

The connection angle between the first barrier 130 and the base 100 can be adjusted by: the first flap 130 is hinged to the base 100, and the first flap 130 can rotate relative to the base 100, so as to change the connection angle between the first flap 130 and the base 100. The connection angle between the first baffle 130 and the base 100 can be adjusted by: the first shutter 130 is threadedly coupled to the base 100 so that the first shutter 130 can be removed from the base 100 and reattached at a new angle. The connection angle between the second baffle 140 and the bracket of the base 100 can be adjusted in the same way.

In some embodiments of the present invention, the first baffle 130 is screwed to the base 100, and the second baffle 140 is screwed to the base 100. The screw connection is easy to assemble and disassemble, and has good stability, so that the first barrier 130 and the second barrier 140 can be prevented from being loosened during the movement of the roadbed improving device. The first baffle 130 and the base 100 are connected by a screw thread, and the first baffle 130 is provided with a through hole or a threaded hole, the base 100 is provided with a through hole or a threaded hole, and the first baffle 130 and the base 100 are connected by a bolt or a screw. The second baffle 140 is connected to the base 100 in the same manner.

Referring to fig. 1, in some embodiments of the present invention, two sides of a drill body 310 are respectively provided with a screw 340, the two screw 340 are symmetrical with respect to the drill body 310, a thread bushing bracket 350 is disposed between the two symmetrically disposed screws 340, the screw 340 is connected to a base 100, the thread bushing bracket 350 is respectively in threaded connection with the two screws 340, a bracket hole (not shown) is formed in the thread bushing bracket 350, a drill 330 sequentially passes through the bracket hole and a drill hole 160, and the drill body 310 is connected to the thread bushing bracket 350. The thread bush brackets 350 are respectively threadedly coupled to the two lead screws 340, so that the positions of the thread bushes on the two lead screws 340 can be adjusted. The bit body 310 is connected to the thread bushing bracket 350 so that the position of the bit body 310 is changed as the position of the adjustment thread bushing is changed. Therefore, the height position of the drill body 310 can be adjusted to adapt to roadbeds with different heights by adjusting the positions of the thread sleeve brackets 350 on the two screw rods 340. In addition, the two symmetrically arranged lead screws 340 can reduce the vibration caused by the drill bit 330 and improve the stability of the drill bit 330 during the earth drilling.

The connection mode of the screw 340 and the base 100 can be welding, screw connection, etc. For example, in an embodiment of the present invention, the base 100 is provided with a screw rod mounting hole 170, an internal thread is provided in the screw rod mounting hole 170, and the screw rod 340 can be screwed and fixed in the screw rod mounting hole 170.

Referring to fig. 1, in some embodiments of the present invention, a first fixing member 360 is disposed on the base 100, a limiting ring 320 is connected to the drill body 310, and the limiting ring 320 is sleeved on the first fixing member 360 and can move up and down along the first fixing member 360. The stop collar 320 is nested with the first fixing member 360, so that the deviation movement of the drill body 310 caused by the vibration of the drill 330 can be reduced. The stop collar 320 may be capable of moving up and down along the first fixture 360 by clearance fit with the first fixture 360.

Referring to fig. 1 and 4, in some embodiments of the present invention, the roadbed improving apparatus further includes a smoothing mechanism 400, the smoothing mechanism 400 is located on a side of the material blocking member 800 away from the earth drilling apparatus 300, the smoothing mechanism 400 includes a smoothing roller 410, a smoothing roller shaft 420 and a mounting seat 430, the mounting seat 430 is connected to the base 100, the smoothing roller shaft 420 is connected to the mounting seat 430, the smoothing roller 410 is sleeved on the smoothing roller shaft 420 and can rotate around the smoothing roller shaft 420, and the smoothing roller 410 is used for smoothing a road surface. After the material blocking member 800 gathers the roadbed soil into the trench, the smoothing mechanism 400 can smooth the roadbed soil with uneven roadbed surface to make the roadbed surface be a plane. Constructor can carry out the chemical liquid through the road bed improvement device in this embodiment and pour into, bury to the road bed soil while, accomplish and smooth the road bed surface, effectively promoted the efficiency of construction of road bed improvement.

It can be understood that, referring to fig. 1, in the embodiment where the roadbed improving device is provided with the first cavity 110 and the second cavity 120, the leveling mechanism 400 is located on the side of the material blocking member 800 away from the earth drilling device 300, and the leveling mechanism 400 may be located behind the second cavity 120, so that after the second chemical liquid supply device injects the chemical liquid into the trench, the leveling mechanism 400 then levels the soil on the roadbed surface, and the roadbed surface after construction is ensured to be a plane.

Referring to fig. 4, in some embodiments of the present invention, the mounting seat 430 includes a circular arc portion, the circular arc portion is located above the smoothing roller 410, the cross section of the circular arc portion is semicircular and concentric with the cross section of the smoothing roller 410, and a gap exists between the circular arc portion and the smoothing roller 410. The soil on the surface of the roadbed is uneven, the leveling rollers 410 bump when moving, the leveling rollers 420 may deviate relatively, the leveling rollers 410 contact with the arc part after deviating, and the arc part can support the deviating leveling rollers 410 to prevent the leveling rollers from deviating continuously.

Referring to fig. 1 and 5, in some embodiments of the present invention, the roadbed improving apparatus further includes a straight line aligning mechanism 500, the straight line aligning mechanism 500 includes a right-angled U-shaped plate 510, a correcting link 520 and a second fixing member 540, the second fixing member 540 is disposed at a side where the base 100 is connected, the correcting link 520 is connected between the right-angled U-shaped plate 510 and the second fixing member 540, the correcting link 520 is perpendicular to the second fixing member 540, the second fixing member 540 is perpendicular to a connecting surface of the base 100, and rollers 550 are disposed at two sides of a bottom end of the right-angled U-shaped plate 510, respectively. The correcting link 520 is perpendicular to the second fixing member 540, and the second fixing member 540 is perpendicular to the connection surface of the base 100, so that the moving direction of the roadbed improving device is ensured to be parallel to the set moving direction.

The right angle U-shaped board 510 includes two pterygoid laminas and a web, and the web is connected between two pterygoid laminas, and two pterygoid laminas all perpendicular to web. The right-angle U-shaped plate 510 and the roller 550 are matched with the set route on the ground, so that the roadbed improving device can be prevented from deviating from the route in the moving process and influencing the construction quality. The both sides of right angle U template 510 bottom are provided with gyro wheel 550 respectively, make things convenient for right angle U template 510 to remove.

In some embodiments of the present invention, the distance between the correction link 520 and the base 100 is adjustable, so that the distance between the correction link 520 and the base 100 can be adjusted according to the route, thereby being capable of adapting to the construction requirements of various road foundations with different widths. The adjustment between the distance between the correction link 520 and the base 100 may be: the correcting link 520 is slidably connected to the second fixing member 540, and the distance of the correcting link 520 relative to the base 100 is changed by sliding the correcting link 520 along the length direction of the second fixing member 540. The adjustment between the distance between the correction link 520 and the base 100 may be: the correction link 520 may be detachably connected to the second fixing member 540 at different positions in the length direction to change the distance between the correction link 520 and the base 100. Wherein the detachable connection includes, but is not limited to, screw connection, snap connection, etc

Referring to fig. 5, in some embodiments of the present invention, the second fixing element 540 is provided with a plurality of connection screw holes 541, the calibration link 520 includes a fixing ring 521, the fixing ring 521 is sleeved on the second fixing element 540, the fixing ring 521 is provided with a mounting hole, the fixing ring 521 is connected to the second fixing element 540 through an adjustment connector 530, and the adjustment connector 530 is inserted into the mounting hole and the connection screw hole 541 at a set position. The distance between the correcting link 520 and the base 100 is changed by adjusting the connecting member 530 through the connecting screw holes 541 connected at different positions to change the connection position between the correcting link 520 and the second fixing member 540. It is understood that the adjusting link 530 is coupled in the coupling screw hole 541 at a set position, and the distance between the correcting link 520 and the base 100 can be matched with the width of the construction roadbed under construction. The adjusting connector 530 may be various screw, bolt, etc. threaded connectors.

Referring to fig. 1, in some embodiments of the present invention, the base 100 further comprises a plurality of universal wheels 600, the plurality of universal wheels 600 being located at the bottom of the base 100. The roadbed improving device needs to be moved in use, and the roadbed improving device provided with the universal wheels 600 can be moved without other moving tools.

Referring to fig. 1, in some embodiments of the present invention, the roadbed modifying apparatus further includes a handle frame 700, the handle frame 700 is connected to the base 100, and the handle frame 700 is located on a proximal side of the base 100 relative to the earth-boring apparatus 300. Specifically, the handle holder 700 includes two handle holder mounting plates 710 and a handle bar 720, the handle holder 700 mounting seat 430 is connected with the base 100, and the handle bar 720 is connected between the two handle holder mounting plates 710. When using the roadbed improving device, the constructor needs to drive the roadbed improving device to move, and the handle frame 700 is arranged, so that the constructor can conveniently pull or push the roadbed improving device. The handle frame 700 is located at a proximal side of the base 100 with respect to the earth-boring device 300, so that the earth-boring, chemical-liquid-injecting, and burying operations are sequentially performed while a constructor drags or pushes the earth-improvement device.

Referring to fig. 1, in some embodiments of the present invention, the base 100 further includes a third barrier 150, the third barrier 150 being located below the handle frame 700, the third barrier 150 being for blocking soil. The third barrier 150 prevents the earth drilled from being splashed onto the body of the operator when the operator is positioned at one side of the handle frame 700 and the drill bit 330 drills the ground.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Claims (13)

1. Roadbed improvement device, its characterized in that includes:

the material blocking device comprises a base, wherein a material blocking part is connected to the base, a first cavity is formed in one side of the material blocking part of the base, and the first cavity is communicated with the upper side and the lower side of the base;

the first chemical liquid supply device is connected with the base, is positioned above the first cavity and is used for injecting chemical liquid into the first cavity;

the ground drilling device comprises a drill bit body and a drill bit, the drill bit body is connected with the base, the drill bit body is used for driving the drill bit to rotate and move along the vertical direction, a drill bit hole is formed in the base, the drill bit penetrates through the drill bit hole, and the material blocking part can enable roadbed soil materials drilled by the drill bit to be drawn close to the middle of two sides of the drill bit.

2. The roadbed improving device according to claim 1, wherein the base is provided with a second cavity on the other side of the material blocking member, the first cavity is communicated with the second cavity, the roadbed improving device further comprises a second chemical liquid supply device, the second chemical liquid supply device is positioned above the second cavity, the second chemical liquid supply device is used for injecting chemical liquid into the second cavity, and the first cavity is positioned between the second cavity and the drill bit.

3. The roadbed improving device of claim 1, wherein the material blocking member comprises a first baffle plate and a second baffle plate, the first baffle plate is connected to one side inner wall of the base, the second baffle plate is connected to the other side inner wall of the base, and the distance between the first baffle plate and the second baffle plate decreases from the near end to the far end of the drill bit.

4. The roadbed improving device of claim 3, wherein the connection angle between the first baffle plate and the base is adjustable, and the connection angle between the second baffle plate and the base is adjustable.

5. The roadbed improving device according to claim 1, wherein two sides of the drill body are respectively provided with a screw rod, two screw rods are symmetrical about the drill body, the screw rods are connected with the base, a thread sleeve support is arranged between the two symmetrically arranged screw rods, the thread sleeve support is respectively in threaded connection with the two screw rods, a support hole is arranged on the thread sleeve support, the drill sequentially passes through the support hole and the drill hole, and the drill body is connected with the thread sleeve support.

6. The roadbed improving device according to claim 5, wherein a first fixing member is arranged on the base, a limiting ring is connected to the drill body, and the limiting ring is sleeved on the first fixing member and can move up and down along the first fixing member.

7. The roadbed improving device according to claim 1, further comprising a smoothing mechanism, wherein the smoothing mechanism is located on one side of the material blocking member away from the roadbed device, the smoothing mechanism comprises a smoothing roller, a smoothing roller shaft and a mounting seat, the mounting seat is connected with the base, the smoothing roller shaft is connected to the mounting seat, the smoothing roller shaft is sleeved on the smoothing roller shaft and can rotate around the smoothing roller shaft, and the smoothing roller is used for smoothing a road surface.

8. The roadbed improving device according to claim 1, further comprising a straight line calibration mechanism, wherein the straight line calibration mechanism comprises a right-angle U-shaped plate, a calibration connecting rod and a second fixing member, the second fixing member is arranged on one side where the base is connected, the calibration connecting rod is connected between the right-angle U-shaped plate and the second fixing member, the calibration connecting rod is perpendicular to the second fixing member, the second fixing member is perpendicular to the connecting surface of the base, and two sides of the bottom end of the right-angle U-shaped plate are respectively provided with a roller.

9. The roadbed improving apparatus of claim 8, wherein the distance between the correction link and the base is adjustable.

10. The roadbed improving device according to claim 9, wherein the second fixing member is provided with a plurality of connection threaded holes, the correction link comprises a fixing ring, the fixing ring is sleeved on the second fixing member, the fixing ring is provided with a mounting hole, the fixing ring is connected with the second fixing member through an adjustment connector, and the adjustment connector is inserted into the mounting hole and the connection threaded hole at a set position.

11. The roadbed improvement device of claim 1, wherein the base further comprises a plurality of universal wheels, the plurality of universal wheels being located at a bottom of the base.

12. The roadbed improving apparatus of claim 1, further comprising a handle frame, wherein the handle frame is connected to the base, and the handle frame is located on a proximal side of the base relative to the earth boring device.

13. The roadbed improving apparatus of claim 12, wherein the base further comprises a third baffle plate, the third baffle plate is located below the handle frame, and the third baffle plate is used for blocking soil.

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