CN113445380A

CN113445380A - Construction device and construction method for highway subgrade

Info

Publication number: CN113445380A
Application number: CN202110667112.2A
Authority: CN
Inventors: 陈自海; 杨飞; 蔡伟; 彭天赐; 左文龙; 黄圣杰; 马蓉; 陈裕森
Original assignee: Zhejiang Communications Construction Group Co Ltd
Current assignee: Zhejiang Communications Construction Group Co Ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-09-28

Abstract

The utility model provides a construction equipment of highway subgrade, which comprises a frame, broken mechanism, rolling mechanism, clamp plate mechanism and watering mechanism, broken mechanism, rolling mechanism, clamp plate mechanism, watering mechanism is fixed mounting respectively in the frame, broken mechanism installs the front end at rolling mechanism, rolling mechanism installs the front end at clamp plate mechanism, watering mechanism installs the top at rolling mechanism, carry out the breakage to the subgrade after the rainwater erodees through broken mechanism, the rethread rolling mechanism flattens the subgrade soil after the breakage, at last rethread clamp plate mechanism further flattens the road surface, be convenient for improve the efficiency of subgrade flattening, simultaneously handle the dust of crushing-process through watering mechanism, the environmental protection.

Description

Construction device and construction method for highway subgrade

Technical Field

The invention belongs to the technical field of roadbed construction, and particularly relates to a construction device and a construction method of a highway roadbed.

Background

The development of the expressway influences the spatial structure evolution of urban groups, attracts a large number of industries to select sites along the line, and builds plants and bases; the moving range of people is expanded, economic and cultural communication between satellite town formation and urban and rural areas is promoted, traffic pressure is relieved, and urban layout is adjusted; the third industry is prosperous and developed by promoting the industrial development, the employment opportunities and income are increased, the automobile consumption is increased, and the life quality of people is improved; the transportation structure is improved, the port collecting and distributing capacity is improved, the railway pressure is divided, and a comprehensive transportation network system is formed. The expressway is a modern sign, is the embodiment of national comprehensive national force, and the construction and operation of the expressway relate to various aspects of national economy and social life.

The road bed is one of highway's important basis constitution, at first need widen the road bed when highway widens, present mode of widening is mostly through the vehicle with the subgrade soil stone spread on ground, through the mechanical flattening, flatten with the road roller repeatedly at last, this kind of mode is practical, but the subgrade soil stone is after raining, accumulational subgrade soil stone is hardened easily, be difficult to directly push away the tie, need a large amount of manpower and materials, work efficiency is not high, can produce a large amount of dusts simultaneously, influence the environment.

Disclosure of Invention

In view of the above disadvantages, the technical problem to be solved by the present invention is to provide a construction device for highway subgrade and a construction method thereof, which are used for leveling hard subgrade soil and stones and improving subsequent construction efficiency.

In order to solve the technical problems, the invention adopts the technical scheme that,

the utility model provides a construction equipment of highway subgrade, includes frame, broken mechanism, rolling mechanism, clamp plate mechanism and watering mechanism, broken mechanism, rolling mechanism, clamp plate mechanism, watering mechanism respectively fixed mounting in the frame, broken mechanism installs the front end at rolling mechanism, and rolling mechanism installs the front end at clamp plate mechanism, and watering mechanism installs the top at rolling mechanism.

Further, broken mechanism includes crushing roller, broken crane and crushing roller mounting panel, and broken crane fixed mounting is in the frame, and the crushing roller mounting panel is installed on broken crane, and the crushing roller rotates to be installed between adjacent crushing roller, installs the crushing roller drive assembly on the crushing roller mounting panel.

Further, broken crane includes bottom plate, first cylinder and first telescopic link, and bottom plate fixed mounting is in the frame, and the crushing roller mounting panel is installed on the bottom plate through first telescopic link, first cylinder respectively with bottom plate, crushing roller mounting panel fixed connection.

Further, watering mechanism includes water tank, water pump and shower nozzle, and water tank fixed mounting is in the frame, and the water pump is installed in the water tank, and the shower nozzle is connected with the water pump, and fixed mounting has shower nozzle rotating assembly on the water tank.

Furthermore, the nozzle rotating assembly comprises a nozzle driving air cylinder, a driving guide piece, a nozzle gear and a driving rack, the nozzle is connected with the water pump through the rotary drum in a rotating mode, the nozzle gear is fixedly connected with the rotary drum, the driving rack is meshed with the nozzle gear, the driving rack is slidably mounted on the driving guide piece, and the nozzle driving air cylinder is connected with the driving rack.

Furthermore, the driving guide piece comprises a guide support and a guide sliding block, the guide sliding block is slidably mounted on the guide support, the driving rack is fixedly connected with the guide sliding block, and the spray head driving air cylinder is connected with the driving rack through the guide sliding block.

Further, the pressing plate mechanism comprises a pressing plate, a pressing plate driving assembly and a pressing plate lifting assembly, the pressing plate is installed on the rack through the pressing plate lifting assembly, and the pressing plate lifting assembly is installed on the pressing plate driving assembly and drives the pressing plate to reciprocate up and down.

Further, clamp plate lifting unit includes support frame, stock and connecting rod, and clamp plate fixed connection is on the lower terminal surface of stock, and stock slidable mounting is on the support frame, connecting rod and stock fixed connection, and clamp plate drive assembly is connected with the connecting rod.

Further, the pressing plate driving assembly comprises a pressing plate motor, a vertical plate and a rotary plate, the rotary plate is rotatably installed on the vertical plate, the pressing plate motor is connected with the rotary plate through a gear, a transmission column is fixedly connected onto the rotary plate, correspondingly, a transmission groove is formed in the connecting rod, and the transmission column is installed in the transmission groove in an adaptive mode.

The construction method of the highway subgrade construction device comprises the following steps,

s1, connecting the construction device to a construction vehicle on a construction site of a pool, and pushing the construction device to move by using the construction vehicle;

s2, driving the crushing roller to rotate through the crushing roller driving assembly, enabling the crushing roller to be in contact with the roadbed soil stones, achieving the effect of crushing the roadbed soil stones, and meanwhile, extruding the roadbed soil stones through rolling of the road roller, so that the roadbed soil stones are extruded and leveled;

s3, pumping water into the spray head through a water pump, spraying water mist through the spray head, and driving the spray head to rotate through the spray head driving assembly;

and S4, driving the pressing plate of the assembly to reciprocate through the pressing plate, and hammering the ground by using the pressing plate.

The invention has the beneficial effects that 1, the effect of crushing roadbed soil stones is achieved by utilizing the contact of the crushing roller and the roadbed soil stones, the mud guard is positioned between the crushing roller and the road roller and can prevent soil from rising so as to achieve the effect of reducing dust, then the road roller is utilized to extrude the roadbed soil stones so as to improve the leveling effect, the extension end of the first air cylinder can drive the folding frame to lift, so that the crushing roller is driven to lift, the effect of adjusting the crushing depth is achieved, meanwhile, the first telescopic rod is matched with the first air cylinder, the stable lifting of the crushing roller is ensured, no deviation occurs, and the stability is improved.

2. Mix dust and water smoke through watering mechanism, the dust of avoiding that can be fine is raised, and the dust pollution that reduces greatly reaches the effect of environmental protection, and the extension end that utilizes the second cylinder can drive the sliding sleeve and remove, reaches the effect of adjusting the atomising head angle, and the fixed point of being convenient for reduces the dust, can drive atomising head reciprocating rotation simultaneously, mixes strong water smoke and dust, further improves dust removal effect.

3. In this scheme, output through servo motor drives the pinion and rotates to the realization drives clamp plate reciprocating motion through the stock, utilizes clamp plate hammering ground, further strengthens the effect of flattening road bed, improves the hard degree of road bed simultaneously, and the powerful spring coupling clamp plate of second telescopic link cooperation can protect the clamp plate simultaneously, prolongs the life of clamp plate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is an exploded view at A of FIG. 2 of the present invention;

FIG. 4 is a top view of the present invention;

FIG. 5 is an enlarged view of the invention at B of FIG. 4;

FIG. 6 is a schematic view of a main frame of the present invention;

FIG. 7 is an exploded view of the reciprocating mechanism of the present invention;

FIG. 8 is a schematic view of a crushing roller of the present invention;

FIG. 9 is a schematic view of the turning mechanism of the present invention;

FIG. 10 is a cross-sectional view of the water tank of the present invention;

fig. 11 is a schematic view of a turntable according to the present invention.

Description of the drawings: main frame 1, road roller 2, axle bed 3, water tank 4, water inlet 5, crushing roller 6, bottom plate 7, first cylinder 8, first telescopic link 9, crushing roller mounting panel 10, driving motor 11, drive sprocket 12, driven sprocket 13, chain 14, water pump 16, pipeline 17, rotary drum 18, shower nozzle 19, shower nozzle gear 20, drive rack 21, shower nozzle drive actuating cylinder 22, guide slider 23, guide bracket 24, fender 25, mounting bracket 26, support frame 27, stock 28, second telescopic link 29, powerful spring 30, connecting rod 31, riser 32, carousel 33, drive column 34, clamp plate motor 35, pinion 36, gear wheel 37, clamp plate 38, drive groove 39.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Broken mechanism includes crushing roller 6, broken crane and crushing roller mounting panel 10, and broken crane fixed mounting is in the frame, and crushing roller mounting panel 10 is installed on broken crane, and crushing roller 6 rotates to be installed between adjacent crushing roller 6, installs the crushing roller drive assembly on the crushing roller mounting panel 10, highly adjusts crushing roller 6 through broken crane, reaches the effect of adjusting broken degree of depth.

In the present embodiment, the crushing roller driving assembly comprises a driving motor 11, a driving sprocket 12, a driven sprocket 13 and a chain 14, the driving motor 11 is fixedly connected to the top of the crushing roller mounting plate 10, the driving sprocket 12 is fixedly connected to the output end of the driving motor 11, the driven sprocket 13 is fixedly connected to the side of the crushing roller 6, the chain 14 is in transmission connection between the driving sprocket 12 and the driven sprocket 13, and the driving motor 11 drives the crushing roller to rotate through a chain drive.

Road roller 2 is located between crushing roller 6 and clamp plate 38, and output through driving motor 11 drives driving sprocket 12 and rotates, and driving sprocket 12 passes through chain 14 and drives driven sprocket 13 and rotate to the realization drives crushing roller 6 and rotates, utilizes crushing roller 6 and road bed soil stone contact, reaches the effect of broken road bed soil stone, and fender 25 is located between crushing roller 6 and the road roller 2, can block earth and raise, reaches the effect that reduces the dust.

Broken crane includes bottom plate 7, first cylinder 8 and first telescopic link 9, 7 fixed mounting of bottom plate is in the frame, crushing roller mounting panel 10 is installed on bottom plate 7 through first telescopic link 9, first cylinder 8 respectively with bottom plate 7, 10 fixed connection of crushing roller mounting panel, the extension end through first cylinder 8 can drive a roll over frame 10 and go up and down, thereby drive crushing roller 6 and go up and down, reach the effect of adjusting broken degree of depth, utilize first

telescopic link

9 and 8 cooperation of first cylinder simultaneously, guarantee the lift that crushing roller 6 can be stable, can not take place the skew, and stability is improved.

Watering mechanism includes water tank 4, water pump 16 and shower nozzle 19, 4 fixed mounting of water tank are in the frame, water pump 16 installs in water tank 4, shower nozzle 19 is connected with water pump 16, fixed mounting has shower nozzle runner assembly on water tank 4, through pipeline 17 fixed connection between water pump 16 and the shower nozzle 19, water passes through 19 blowout water mists of atomising head, mix through water mists and dust, the dust of avoiding that can be fine is raised, the dust pollution that reduces greatly, reach the effect of environmental protection.

The spray head rotating assembly comprises a spray head driving air cylinder 22, a driving guide part, a spray head gear 20 and a driving rack 21, the spray head 19 is rotatably connected with the water pump 16 through the rotary drum 18, the spray head gear 20 is fixedly connected with the rotary drum, the driving rack 21 is meshed with the spray head gear 20, the driving rack 21 is slidably mounted on the driving guide part, the spray head driving air cylinder 22 is connected with the driving rack 21, the spray head gear 20 is a half gear, the spray head gear 20 drives the spray head 19 to rotate in a reciprocating mode through the spray head gear 20, therefore, the water mist and dust are enhanced to be mixed, and the dust removal effect is further improved.

The driving guide piece comprises a guide support 24 and a guide sliding block 23, the guide sliding block 23 is slidably mounted on the guide support 24, a driving rack 21 is fixedly connected with the guide sliding block 23, a spray head driving cylinder 22 is connected with the driving rack 21 through the guide sliding block 23, and the extension end of a second cylinder 22 can drive a sliding sleeve 23 to move to drive the rack 21 to move so as to drive the spray head 19 to rotate in a reciprocating manner.

The pressing plate mechanism comprises a pressing plate 38, a pressing plate driving assembly and a pressing plate lifting assembly, the pressing plate 38 is installed on the rack through the pressing plate lifting assembly, the pressing plate lifting assembly is installed on the pressing plate driving assembly, the pressing plate 38 is driven to reciprocate up and down, the pressing plate lifting assembly is driven to reciprocate up and down through the pressing plate driving assembly, and therefore the pressing plate 38 is driven to further flatten the road surface.

Clamp plate lifting unit includes support frame 27, stock 28 and connecting rod 31, clamp plate 38 fixed connection is on the lower terminal surface of stock 28, stock 28 slidable mounting is on support frame 27, connecting rod 31 and stock 28 fixed connection, clamp plate drive assembly is connected with connecting rod 31, the equal fixedly connected with second telescopic link 29 in bottom of every stock 28, the equal fixed connection in top of clamp plate 38 of two second telescopic links 29, the surface of every second telescopic link 29 all is equipped with powerful spring 30, powerful spring 30 is connected with support frame 27 and clamp plate 38 respectively, the clamp plate 38 of being convenient for resets.

Further, the clamp plate drive assembly includes clamp plate motor 35, riser 32 and carousel 33, carousel 33 rotates and installs on riser 32, clamp plate motor 35 passes through gear connection with carousel 33, fixedly connected with transmission post 34 on carousel 33, it is corresponding, the shaping has transmission groove 39 on the connecting rod 31, transmission post 34 adaptation is installed in transmission groove 39, be convenient for connecting rod 31 carries out up-and-down reciprocating motion along with transmission post 34, there is gear wheel 37 with axle center fixed mounting on carousel 33, the top fixedly connected with clamp plate motor 35 of support frame 27, the output fixedly connected with pinion 36 of clamp plate motor 35, pinion 36 meshes with gear wheel 37 mutually, drive carousel 33 rotates.

Output through servo motor 35 drives pinion 36 and rotates, pinion 36 drives gear wheel 37 and rotates, thereby it rotates to drive carousel 33, carousel 33 drives transmission post 34 eccentric rotation, transmission post 34 drives connecting rod 31 up-and-down reciprocating motion, in order to realize driving clamp plate 38 reciprocating motion through stock 28, utilize clamp plate 38 hammering ground, further strengthen the effect of flattening road bed, improve the hard degree of road bed simultaneously, clamp plate 38 is connected to the powerful spring 30 of 29 cooperation of second telescopic link simultaneously, can protect clamp plate 38, prolong clamp plate 38's life.

The frame includes body frame 1 and mounting bracket 26, and mounting bracket 26 passes through bolt fixed connection in the both sides of body frame 1, and rolling mechanism includes pressing roller 2 and axle bed 3, and fixed mounting has two axle beds 3 on the body frame 1, presses roller 2 to rotate to connect between two axle beds 3, is provided with fender 25 between crushing roller 6 and the roller 2 of pressing, and fender 25 fixed connection is in the top of body frame 1, and the top of water tank 4 is provided with water inlet 5.

s1, connecting the construction device with a construction vehicle of a construction site through a mounting frame 26, and pushing a main frame 1 to move by using the construction vehicle of the construction site;

s2, driving a driving chain wheel 12 to rotate through an output end of a driving motor 11, driving the driving chain wheel 12 to drive a driven chain wheel 13 to rotate through a chain 14, so that a crushing roller 6 is driven to rotate, the crushing roller 6 is contacted with the roadbed soil stones, the effect of crushing the roadbed soil stones is achieved, meanwhile, the road roller 2 is used for rolling to extrude the roadbed soil stones, and extrusion and leveling of the roadbed soil stones are achieved;

s3, water is pumped into the pipeline 17 through the water pump 16, the spray head 19 is communicated with the pipeline 17 through the rotary drum 18, water is sprayed out through the spray head 19, and the water mist is mixed with dust to avoid dust rising;

s4, the output end of the servo motor 35 drives the pinion 36 to rotate, so that the rotary table 33 is driven to rotate, the rotary table 33 drives the convex column 34 to eccentrically rotate, the long rod 28 drives the pressing plate 38 to reciprocate, the pressing plate 38 is used for hammering the ground, and the effect of leveling the roadbed is further enhanced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The construction device for the highway subgrade is characterized by comprising a rack, a crushing mechanism, a rolling mechanism, a pressing plate mechanism and a sprinkling mechanism, wherein the crushing mechanism, the rolling mechanism, the pressing plate mechanism and the sprinkling mechanism are fixedly installed on the rack respectively, the crushing mechanism is installed at the front end of the rolling mechanism, the rolling mechanism is installed at the front end of the pressing plate mechanism, and the sprinkling mechanism is installed above the rolling mechanism.

2. The construction device of the highway subgrade according to the claim 1, characterized in that the crushing mechanism comprises a crushing roller (6), a crushing crane and a crushing roller mounting plate (10), the crushing crane is fixedly installed on the frame, the crushing roller mounting plate (10) is installed on the crushing crane, the crushing roller (6) is rotatably installed between the adjacent crushing rollers (6), and the crushing roller mounting plate (10) is provided with a crushing roller driving assembly.

3. The construction device of the highway subgrade according to the claim 2, characterized in that the breaking and lifting frame comprises a bottom plate (7), a first cylinder (8) and a first telescopic rod (9), wherein the bottom plate (7) is fixedly arranged on the frame, the breaking roller mounting plate (10) is arranged on the bottom plate (7) through the first telescopic rod (9), and the first cylinder (8) is respectively fixedly connected with the bottom plate (7) and the breaking roller mounting plate (10).

4. The construction device of the expressway subgrade according to claim 1, wherein the sprinkling mechanism comprises a water tank (4), a water pump (16) and a sprayer (19), the water tank (4) is fixedly installed on the frame, the water pump (16) is installed in the water tank (4), the sprayer (19) is connected with the water pump (16), and a sprayer rotating assembly is fixedly installed on the water tank (4).

5. A construction equipment for highway subgrade according to claim 4, characterized in that the nozzle rotating assembly comprises a nozzle driving cylinder (22), a driving guide member, a nozzle gear (20) and a driving rack (21), the nozzle (19) is rotatably connected with the water pump (16) through a rotary drum, the nozzle gear (20) is fixedly connected with the rotary drum, the driving rack (21) is meshed with the nozzle gear (20), the driving rack (21) is slidably mounted on the driving guide member, and the nozzle driving cylinder (22) is connected with the driving rack (21).

6. A construction equipment for highway subgrade according to claim 5, characterized in that the driving guide member comprises a guide bracket (24) and a guide slider (23), the guide slider (23) is slidably mounted on the guide bracket (24), the driving rack (21) is fixedly connected with the guide slider (23), and the nozzle driving cylinder (22) is connected with the driving rack (21) through the guide slider (23).

7. The construction equipment of the expressway subgrade according to claim 1, wherein the pressing plate mechanism comprises a pressing plate (38), a pressing plate driving assembly and a pressing plate lifting assembly, wherein the pressing plate (38) is mounted on the frame through the pressing plate lifting assembly, the pressing plate lifting assembly is mounted on the pressing plate driving assembly, and the pressing plate (38) is driven to reciprocate up and down.

8. The construction equipment of the expressway subgrade according to claim 7, wherein the pressure plate lifting assembly comprises a support frame (27), a long rod (28) and a connecting rod (31), the pressure plate (38) is fixedly connected to the lower end surface of the long rod (28), the long rod (28) is slidably mounted on the support frame (27), the connecting rod (31) is fixedly connected with the long rod (28), and the pressure plate driving assembly is connected with the connecting rod (31).

9. The construction device of the highway subgrade according to the claim 8, characterized in that the pressing plate driving component comprises a pressing plate motor (35), a vertical plate (32) and a rotary plate (33), the rotary plate (33) is rotatably installed on the vertical plate (32), the pressing plate motor (35) is connected with the rotary plate (33) through a gear, a transmission column (34) is fixedly connected to the rotary plate (33), correspondingly, a transmission groove (39) is formed in the connecting rod (31), and the transmission column (34) is fittingly installed in the transmission groove (39).

10. The construction method of the highway bed construction equipment according to any one of claims 1 to 9, comprising the steps of,