CN114753200A

CN114753200A - Grading tamping equipment for road engineering roadbed filling construction

Info

Publication number: CN114753200A
Application number: CN202210368092.3A
Authority: CN
Inventors: 张艳秋; 付晓健; 李帅; 董晓赛; 马岩; 赵欣; 华玉良; 焦广义; 王忠伟; 杜宏昌; 王日升; 付俊谱; 李琛; 付新朋
Original assignee: Beijing Municipal Construction Co Ltd
Current assignee: Beijing Municipal Construction Co Ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-15
Anticipated expiration: 2042-04-08
Also published as: CN114753200B

Abstract

The invention belongs to the technical field of tamping devices, and discloses grading tamping equipment for road engineering roadbed filling construction. Compared with the prior art, the invention has the beneficial effects that: thereby can make the reduction soil of the contact surface production shearing force very big degree of ramming part and soil to the adsorption affinity of ramming part, and then can use less pulling force to make the ramming part break away from soil, avoided inhaling the hammer, carry the phenomenon of hammer difficulty, energy loss when reducing the ramming has improved the efficiency of ramming, can lead it when ramming the part and rising and descending, thereby avoid ramming the part and take place phenomenons such as dislocation rotation, improve the security of construction.

Description

Grading tamping equipment for road engineering roadbed filling construction

Technical Field

The invention belongs to the technical field of tamping devices, and particularly relates to graded tamping equipment for road foundation filling construction in road engineering.

Background

The dynamic compaction method is developed in France at the end of the 20 th century 60 and the beginning of the 70 th, and is called as a dynamic consolidation method abroad. Generally, a heavy hammer of 10-40t applies strong impact energy to foundation soil at a drop distance of 10-40m to form impact waves and dynamic stress in the foundation soil, so that the foundation soil is compacted and compacted in a vibrating manner to reinforce the foundation soil, and the aims of improving strength, reducing compressibility, improving liquefaction resistance conditions of sandy soil and eliminating collapsibility of collapsible loess are fulfilled.

When current equipment of pounding runs into and handles the soil layer for the stickness soil stratum, the back of pounding because the soil layer is more sticky consequently can produce great adsorption affinity to the ram hammer, therefore will need bigger power when promoting the ram hammer, leads to carrying the hammer difficulty, has increased the load of device, and because do not have the structure of leading to the ram hammer, consequently can lead to the direction of movement of ram hammer to deviate from vertical direction when the ram hammer leaves soil, has increased the danger of construction.

Disclosure of Invention

The embodiment of the invention aims to provide grading tamping equipment for road engineering subgrade filling construction, and aims to solve the problems brought forward by the background.

The present invention has been accomplished in such a manner that,

the grading tamping equipment for road engineering roadbed filling construction comprises a base, wherein symmetrically distributed support members are fixedly arranged on the base, mounting members are fixedly arranged at the ends, far away from the base, of the support members together, fixing assemblies positioned on the outer sides of the support members are fixedly arranged on the base, tamping assemblies are arranged on the base, each tamping assembly comprises a first hoisting member, a tamping member is fixedly arranged on each first hoisting member, a rotating assembly is arranged on each tamping member and comprises a first plate and a second plate, the first plate and the second plate are respectively positioned at the two ends of each tamping member and fixedly connected through connecting rods, the second plate is rotatably connected with the tamping members through mounting columns, a second jacking member is fixedly arranged on the surface, close to each tamping member, of the first plate, and a first jacking member of an L-shaped structure is fixedly arranged on each tamping member is slidably connected on each second jacking member, the second jacking piece sets up to arc structure and second jacking piece projection shape is the right triangle structure, first plate is kept away from to the face at second jacking piece projection shape hypotenuse place, the second jacking piece is provided with the multiunit and distributes on the circle that uses second plate rotation center as the centre of a circle, set up on the second jacking piece along its projection shape hypotenuse distribute and with the second spout of first jacking piece cooperation use, rotating assembly still includes the second extensible member of fixed mounting on ramming the piece, second extensible member output end fixed mounting has fixed plate, fixed mounting has the elastic component that distributes around the second extensible member on the fixed plate, the one end that fixed plate was kept away from to the elastic component is with ramming a fixed connection, be provided with the guide assembly who is connected with ramming the piece on the installed part.

As a further scheme of the invention: the ramming assembly comprises a first linear connecting piece, one end of the first linear connecting piece is fixedly connected with the other end of the first ramming piece through a hook, the hook is connected with a connecting piece fixedly installed on the ramming piece, and the first linear connecting piece is connected with the ramming piece through the hook and the connecting piece.

As a further scheme of the invention: the surface of the ramming piece close to the base is provided with a mounting hole matched with the mounting column for use, the ramming piece is provided with an arc-shaped first sliding groove for the connecting rod piece to pass through, and the first sliding grooves are distributed on a circle taking the rotation center of the second plate as the circle center.

As a further scheme of the invention: the fixed component comprises a first telescopic piece which is fixedly arranged on the base and provided with a plurality of groups, the output end of the first telescopic piece is fixedly provided with a grounding connecting piece, the grounding connecting piece penetrates through the base and is in sliding connection with the base, and the grounding connecting piece is fixedly arranged at one end, far away from the first telescopic piece, of the grounding connecting piece and is provided with a grounding piece.

As a further scheme of the invention: the guide assembly comprises a second hoisting piece, the second hoisting piece is fixedly mounted on the mounting piece and provided with a plurality of groups, and a second linear connecting piece is fixedly mounted on the second hoisting piece.

As a further scheme of the invention: the movable end of the second linear connecting piece is also fixedly provided with a hook which is matched with the connecting piece fixedly arranged on the base for use, the second linear connecting piece is provided with a sliding piece in a sliding way, and the side surface of the sliding piece is fixedly provided with a guide connecting piece.

As a further scheme of the invention: the guide assembly further comprises a guide fixing piece, the guide fixing piece is fixedly installed on the tamping piece, and a clamping groove matched with the guide connecting piece for use is formed in the guide fixing piece.

Compared with the prior art, the invention has the beneficial effects that: thereby can make the contact surface of ramming part and soil produce the reduction soil of shearing force very big degree to the adsorption affinity of ramming the part, and then can use less pulling force to make the ramming part break away from soil, avoided inhaling the hammer, carry the phenomenon of hammer difficulty, energy loss when reducing the ramming has improved the efficiency of ramming, can lead it when the ramming part rises and descends, thereby avoid the ramming part to take place phenomenons such as dislocation rotation, improve the security of construction.

Drawings

Fig. 1 is a front view of a graded tamping apparatus for roadbed filling construction in road engineering.

Fig. 2 is an enlarged view at a1 in fig. 1.

Fig. 3 is a schematic structural diagram of a ramming member in the grading ramming device for roadbed filling construction in road engineering.

Fig. 4 is a schematic structural view of a first plate and a second plate in the grading compaction device for roadbed filling construction of road engineering.

Fig. 5 is a schematic structural view of a fixing assembly in the grading compaction device for roadbed filling construction in road engineering.

In the drawings: 1. a base; 2. a first telescoping member; 3. a ground contacting connector; 4. a ground contacting piece; 5. a support member; 6. a mounting member; 7. a first winding member; 8. a first linear connector; 9. hooking; 10. a connecting member; 11. tamping the part; 12. a first chute; 13. mounting holes; 14. a first jacking member; 15. a second telescoping member; 16. an elastic member; 17. fixing a plate; 18. a first plate member; 19. a second jacking member; 20. a second chute; 21. connecting rod pieces; 22. a second plate member; 23. mounting a column; 24. a guide fixing member; 25. a second hoisting member; 26. a second linear connector; 27. a slider; 28. a guide connection member; 29. a fixing assembly; 30. a ramming assembly; 31. a rotating assembly; 32. a guide assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1-5, as a preferred embodiment of the present invention, a graded tamping apparatus for roadbed filling construction of road engineering comprises a base 1, symmetrically distributed support members 5 are fixedly installed on the base 1, an installation member 6 is fixedly installed at one end of each support member 5 far from the base 1, a fixing assembly 29 located outside the support member 5 is fixedly installed on the base 1, a tamping assembly 30 is arranged on the base 1, the tamping assembly 30 comprises a first winch 7, a tamping member 11 is fixedly installed at the output end of the first winch 7, a rotating assembly 31 is arranged on the tamping member 11, the rotating assembly 31 comprises a first plate 18 and a second plate 22, the first plate 18 and the second plate 22 are respectively located at two ends of the tamping member 11, the first plate 18 and the second plate 22 are fixedly connected through a connecting rod 21, the second plate 22 is rotatably connected with the tamping member 11 through a mounting post 23, the surface of the first plate 18 close to the ramming part 11 is fixedly provided with a second jacking part 19, the second jacking part 19 is connected with a first jacking part 14 of an L-shaped structure fixedly arranged on the ramming part 11 in a sliding way, the second jacking part 19 is set to be an arc-shaped structure, the projection shape of the second jacking part 19 is a right-angled triangle structure, the surface of the inclined edge of the projection shape of the second jacking part 19 is far away from the first plate 18, the second jacking part 19 is provided with a plurality of groups and distributed on a circle taking the rotation center of the second plate 22 as the center of circle, the second jacking part 19 is provided with a second sliding groove 20 which is distributed along the inclined edge of the projection shape and matched with the first jacking part 14 for use, the rotating component 31 further comprises a second telescopic part 15 fixedly arranged on the ramming part 11, the output end of the second telescopic part 15 is fixedly provided with a fixed plate 17, the fixed plate 17 is fixedly provided with elastic parts 16 distributed around the second telescopic part 15, the end of the elastic element 16 remote from the fixed plate 17 is fixedly connected to the striker element 11, and the mounting element 6 is provided with a guide assembly 32 connected to the striker element 11.

In practical application, the embodiment of the invention pushes the base 1 to move to a working position, then the base 1 is prevented from moving by contacting with the ground through the fixing component 29, the installation process and the stability of the working process are ensured, then a plurality of groups of support members 5 are installed together, the installation member 6 is fixedly installed on the support members 5 after reaching the required height, then the ramming member 11 is connected with the first linear connecting member 8, the ramming member 11 is connected with the guide component 32, the height of the ramming member 11 is lifted through the first hoisting member 7, then the first hoisting member 7 is quickly released to enable the ramming member 11 to move downwards under the action of gravity so as to ramme the ground, the ramming member 11 is guided through the guide component 32 when ascending and descending, thereby avoiding phenomena of dislocation and rotation of the ramming member 11 and the like, the construction safety is improved, the second plate 22 is contacted with the ground during ramming, then the height of the ramming part 11 is raised again, during the lifting, the viscous soil can adsorb the second plate 22, so the ramming part 11 firstly leaves the second plate 22 during the lifting, when the ramming part 11 moves upwards, the elastic part 16 can be compressed through the fixing plate 17, and simultaneously the first plate 18 can be rotated through the first jacking part 14 and the second jacking part 19, the first plate 18 drives the second plate 22 to rotate through the connecting rod 21, the second plate 22 rotates to generate shearing force on the contact surface of the elastic part and the soil, so that the adsorption force of the soil on the second plate 22 is greatly reduced, and further the ramming part 11 and the second plate 22 can be separated from the soil by using smaller pulling force, the phenomenon of difficult hammer absorption and hammer lifting is avoided, the use is facilitated, after the ramming part 11 and the second plate 22 are separated from the soil, the first plate 18 is pushed to move upwards under the action of the elastic part 16, the first plate 18 drives the second plate 22 to move up through the connecting rod 21 and is abutted to the ramming piece 11, so that a gap between the ramming piece 11 and the second plate 22 during subsequent ramming is avoided, the energy loss during ramming is reduced, and the ramming efficiency is improved.

In one example of the present invention, the supporting members 5 are supporting frames, the supporting frames can be installed with each other to increase the height, the installation member 6 is a top plate, and certainly can be other members capable of providing an installation position, the ramming member 11 is a ramming hammer, the first hoisting member 7 is a first hoisting machine, and certainly can be other members capable of increasing the height of the ramming hammer, the height of the ramming hammer can be increased by the first hoisting machine to complete ramming, the first plate 18 and the second plate 22 are a first base plate and a second base plate respectively, the connecting rod 21 is a connecting rod, the first base plate and the second clamping plate are fixedly connected by the connecting rod, the first jacking member 14 and the second jacking member 19 are a jacking bracket and a jacking plate respectively, the first base plate and the second base plate can be pushed to rotate by the cooperation of the jacking bracket and the jacking plate, so as to reduce the adsorption force of soil to the second base plate, the second extensible member 15 is the telescopic link, and when also can be other parts that can carry out the length transform, elastic component 16 is the spring, certainly also can be other elastic parts that have, and fixed plate 17 is the fixed plate, thereby can exert pressure to first base plate through spring and fixed plate and guarantee before the ram that the second base plate contradicts with the ram all the time.

As shown in fig. 1 to 5, as a preferred embodiment of the present invention, the ramming assembly further includes a first linear connecting member 8, one end of the first linear connecting member 8 is fixedly connected to the first winding member 7, and the other end is fixedly mounted with a hook 9, a mounting hole 13 used in cooperation with a mounting post 23 is formed on the surface of the ramming member 11 close to the base 1, an arc-shaped first sliding slot 12 for passing the connecting rod 21 is formed on the ramming member 11, and the first sliding slot 12 is distributed on a circle using the rotation center of the second plate 22 as the center of circle.

In practical application of the embodiment of the invention, the first linear connecting piece 8 is connected with the ramming piece 11 through the hook 9 and the connecting piece 10, when the first jacking piece 14 moves upwards, as the position of the first jacking piece 14 is raised, the first jacking piece 14 slides in the second sliding groove 20 to enable the second jacking piece 19 to rotate, so that the second jacking piece 19 can drive the first plate piece 18 to rotate, and when the first plate piece 18 rotates, the connecting rod piece 21 can drive the second plate piece 22 to rotate.

In an example of the present invention, the first linear connecting element 8 is a first steel wire rope, and may be, of course, another element capable of lifting the ramming hammer, and the connecting element 10 is a connecting plate, and may also be, of course, another element capable of being used in cooperation with the hook 9, and a connecting hole used in cooperation with the hook 9 is formed in the connecting plate.

As shown in fig. 1 and 5, as a preferred embodiment of the present invention, the fixing assembly 29 includes a first telescopic member 2, the first telescopic member 2 is fixedly mounted on the base 1 and is provided with a plurality of sets, an output end of the first telescopic member 2 is fixedly mounted with a U-shaped ground contacting connecting member 3 with an opening pointing to the base 1, the ground contacting connecting member 3 penetrates through the base 1 and is slidably connected with the base 1, and one end of the ground contacting connecting member 3 away from the first telescopic member 2 is jointly and fixedly mounted with a ground contacting member 4.

In practical application, the first telescopic part 2 is contracted to drive the ground contact connecting part 3 to move downwards, and the ground contact connecting part 3 moves downwards to drive the ground contact part 4 to abut against the ground, so that the base 1 can be prevented from moving, and the stability of the base 1 in the installation process and the tamping process is ensured.

In an example of the present invention, the first telescopic element 2 is an electric telescopic rod, and may be, of course, a hydraulic cylinder or other element capable of actively changing its length, the ground contacting connecting element 3 is a connecting frame, the ground contacting element 4 is a ground contacting element, and may be, of course, other elements capable of contacting the ground and fixing the base 1, and the electric telescopic rod drives the connecting frame to move so as to change the position of the ground contacting element and further fix the base 1.

As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the guiding assembly 32 includes a second winding member 25, the second winding member 25 is fixedly mounted on the mounting member 6 and is provided with a plurality of sets, and a second linear connecting member 26 is fixedly mounted on the second winding member 25.

The movable end of the second linear connecting piece 26 is also fixedly provided with a hook 9, the hook 9 is matched with the connecting piece 10 fixedly arranged on the base 1 for use, a sliding piece 27 is arranged on the second linear connecting piece 26 in a sliding way, and a guide connecting piece 28 is fixedly arranged on the side surface of the sliding piece 27.

The guide assembly 32 further comprises a guide fixing piece 24, the guide fixing piece 24 is fixedly arranged on the tamping piece 11, and a clamping groove matched with the guide connecting piece 28 is formed in the guide fixing piece 24 and is in threaded connection with a fixing screw.

In practical application of the embodiment of the invention, during installation, the second linear connecting piece 26 is firstly released, so that the hook 9 can be connected with the connecting piece 10 on the base 1, then the guide connecting piece 28 is inserted into the clamping groove on the guide fixing piece 24, then the second linear connecting piece 26 is tightened through the second winding piece 25, at the moment, the guide connecting piece 28 is fixed through the fixing screw, the second linear connecting piece 26 is equivalent to a guide rod in a tensioned state, and the sliding piece 27 is driven to slide on the second linear connecting piece 26 through the guide connecting piece 28 and the guide fixing piece 24 when the ramming piece 11 moves up and down, so that the ramming piece 11 is guided, the ramming piece 11 is prevented from deflecting or rotating, and the ramming safety is improved.

In an example of the present invention, the second linear connector 26 is a second wire rope, and may be other parts capable of being tensioned and having a guiding function, the second winding member 25 is a second winding machine, and may be other parts capable of controlling the state of the second wire rope, the second wire rope can be tensioned by the second winding machine to guide the rammer, the sliding member 27 is a sliding sleeve, and may be other parts capable of sliding along the second wire rope, the guide connector 28 is a guide connecting plate, the guide fixing member 24 is a guide fixing plate, and the rammer can be connected to the sliding sleeve by the guide connecting plate and the guide fixing plate, so that the rammer can be guided by the second wire rope when moving up and down.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Claims

1. The grading tamping equipment for road engineering roadbed filling construction comprises a base, wherein symmetrically distributed support pieces are fixedly arranged on the base, one ends, far away from the base, of the support pieces are jointly and fixedly provided with mounting pieces, and the base is fixedly provided with a fixing component positioned on the outer side of the support pieces, and is characterized in that the base is provided with a tamping component, the tamping component comprises a first hoisting piece, the output end of the first hoisting piece is fixedly provided with a tamping piece, the tamping piece is provided with a rotating component, the rotating component comprises a first plate and a second plate, the first plate and the second plate are respectively positioned at two ends of the tamping piece and fixedly connected through a connecting rod piece, the second plate is rotatably connected with the tamping piece through a mounting column, the surface, close to the tamping piece, of the first plate is fixedly provided with a second jacking piece, and the second jacking piece is slidably connected with a first jacking piece of an L-shaped structure fixedly arranged on the tamping piece, the second jacking piece sets up to arc structure and second jacking piece projection shape and is the right triangle structure, first plate is kept away from to the face at second jacking piece projection shape hypotenuse place, the second jacking piece is provided with the multiunit and distributes on the circle that uses second plate rotation center as the centre of a circle, set up on the second jacking piece along its projection shape hypotenuse distribute and with the second spout that first jacking piece cooperation was used, rotating assembly still includes the second extensible member of fixed mounting on ramming the piece, second extensible member output end fixed mounting has fixed plate, fixed mounting has the elastic component that distributes around the second extensible member on the fixed plate, the one end that fixed plate was kept away from to the elastic component and ramming a fixed connection, be provided with the guide assembly who is connected with ramming the piece on the installed part.

2. The grading compaction equipment for the road engineering subgrade filling construction according to claim 1, wherein the compaction component comprises a first linear connecting piece, one end of the first linear connecting piece is fixedly connected with the other end of the first hoisting piece through a hook, the hook is connected with a connecting piece fixedly installed on the compaction piece, and the first linear connecting piece is connected with the compaction piece through the hook and the connecting piece.

3. The grading tamping equipment for the road engineering subgrade filling construction according to claim 1, wherein a mounting hole matched with the mounting column is formed in the surface, close to the base, of the tamping piece, the tamping piece is provided with an arc-shaped first sliding groove for the connecting rod piece to penetrate through, and the first sliding grooves are distributed on a circle with the rotation center of the second plate as the circle center.

4. The grading tamping equipment for the road engineering subgrade filling construction according to claim 1, wherein the fixing assembly comprises first telescopic members, the first telescopic members are fixedly installed on a base and provided with a plurality of groups, the output end of each first telescopic member is fixedly provided with a grounding connecting member, the grounding connecting member penetrates through the base and is in sliding connection with the base, and one ends of the grounding connecting members, far away from the first telescopic members, are jointly and fixedly provided with grounding members.

5. The grading compaction device for the road engineering subgrade filling construction according to claim 1, wherein the guide assembly comprises second hoisting members, the second hoisting members are fixedly installed on the installation members and provided with a plurality of groups, and second linear connecting members are fixedly installed on the second hoisting members.

6. The grading tamping device for roadbed filling construction of road engineering according to claim 5, wherein the movable end of the second linear connecting piece is also fixedly provided with a hook, the hook is matched with the connecting piece fixedly arranged on the base for use, a sliding piece is slidably arranged on the second linear connecting piece, and a guide connecting piece is fixedly arranged on the side surface of the sliding piece.

7. The grading compaction equipment for the road engineering subgrade filling construction according to claim 6, wherein the guide assembly further comprises a guide fixing piece, the guide fixing piece is fixedly installed on the tamping piece, and a clamping groove matched with the guide connecting piece is formed in the guide fixing piece.