CN211057764U

CN211057764U - Backfill rammer compactor

Info

Publication number: CN211057764U
Application number: CN201921582691.5U
Authority: CN
Inventors: 周玉虎; 周立涛
Original assignee: Beijing Kaixinhaoda Engineering Technology Co ltd
Current assignee: Beijing Kaixinhaoda Engineering Technology Co ltd
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-07-21
Anticipated expiration: 2029-09-21

Abstract

The utility model discloses a backfill rammer compactor, it includes the lift column and sets firmly in the weight of lift column bottom, the bottom plate is located the weight top, the interval is provided with a plurality of support piece that are used for supporting the bottom plate on the bottom plate, the lift column slides along vertical direction and connects on the bottom plate, be provided with drive assembly on the bottom plate, drive assembly is including setting firmly the stand on the bottom plate, it is connected with the transfer line to rotate on the stand, axis of rotation between transfer line and the stand is first axis of rotation, the top butt of transfer line and lift column, the transfer line can rotate along its axis of rotation under drive assembly's drive, the transfer line can apply effort to the lift column and make lift column and weight remove downwards along vertical direction, be provided with the reset assembly who is used for resetting lift column and weight between lift column and the bottom plate. The utility model discloses have and need not the staff and carry out manual tamping, practice thrift labour cost, improve work efficiency's effect.

Description

Backfill rammer compactor

Technical Field

The utility model belongs to the technical field of earthwork engineering equipment and specifically relates to a backfill rammer compactor is related to.

Background

The backfilling refers to returning the filled soil after completing the ground engineering such as foundation and the like in the engineering construction. In the construction engineering of buildings, the work of filling soil into the foundation, backfilling a foundation pit or backfilling and leveling outdoor sites is often needed.

At present, on a lot of building sites, the measures adopted for backfilling are that a machine is used for conveying soil into a pit to be backfilled, the existing backfilled soil tamper mainly comprises a heavy hammer, a lifting column, a left handle and a right handle, the top end of the heavy hammer is connected with the bottom end of the lifting column, the right end of the left handle is connected with the upper side of the left end of the lifting column, and the left end of the right handle is connected with the upper side of the right end of the lifting column; when the tamping machine is used for tamping the backfill soil, the left handle and the right handle are manually held by two hands respectively, the lifting columns are lifted to drive the heavy hammer to ascend and then are placed downwards, the bottom end of the heavy hammer is hammered to the soil part needing to be tamped, and then the actions are continuously repeated.

However, in the actual operation process, workers are required to continuously lift up and put down the lifting columns so as to tamp the backfill soil, a large amount of physical power of the workers is consumed, labor cost is wasted, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a backfill rammer compactor, it has and need not the staff and carries out manual tamping, practices thrift labour cost, improves work efficiency's effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a backfill tamper comprises a lifting column and a heavy hammer fixedly arranged at the bottom end of the lifting column, wherein a bottom plate is sleeved on the peripheral surface of the lifting column, the bottom plate is positioned above the heavy hammer, a plurality of supporting pieces for supporting the bottom plate are arranged on the bottom plate at intervals, the lifting column is connected to the bottom plate in a sliding manner along the vertical direction, a driving assembly is arranged on the bottom plate, the driving assembly is connected with a transmission assembly, the transmission assembly comprises a stand fixedly arranged on the bottom plate, a transmission rod is rotatably connected to the stand, a rotating shaft between the transmission rod and the stand is a first rotating shaft, the first rotating shaft is arranged in parallel to the bottom plate, the transmission rod is abutted to the top end of the lifting column, and one end of the transmission rod, which is opposite to the stand, is;

the transmission rod can rotate along the rotating shaft of the driving assembly under the driving of the driving assembly, the transmission rod can apply acting force to the lifting column to enable the lifting column and the heavy hammer to move downwards along the vertical direction, and a reset assembly used for resetting the lifting column and the heavy hammer is arranged between the lifting column and the bottom plate.

Through adopting above-mentioned technical scheme, the transfer line rotates along first axis of rotation under drive assembly's drive, the lift post receives the effect of transfer line and moves down along vertical direction, the weight is along with the lift post together along vertical direction downstream to falling on subaerially, reset assembly enables lift post and weight and resumes initial position, backfill soil tamper constantly repeats above-mentioned action and accomplishes the tamping of backfill soil, this kind of mode need not the staff and carries out manual tamping, the labor cost is saved, and work efficiency is improved.

The utility model discloses further set up to: stand and drive assembly are located the lift column both sides respectively, the butt piece has set firmly on the transfer line, the top end face butt of butt piece and lift column, the distance between butt piece to the stand is less than the distance between butt piece to the drive assembly.

Through adopting above-mentioned technical scheme, butt piece is greater than the distance between butt piece to the stand to the distance between drive assembly, and the setting of transfer line has played the effect that increases the arm of force, has reduced the effort that needs when pushing down the lifting column.

The utility model discloses further set up to: the top end face of the lifting column is a first arc-shaped face, the end face, facing the first arc-shaped face, of the abutting block is a second arc-shaped face, and the second arc-shaped face is matched with the first arc-shaped face and abutted against the first arc-shaped face and the second arc-shaped face.

Through adopting above-mentioned technical scheme, the area of contact between butt piece and the lift column has been increased in setting up of arcwall face, has increased the stability of transfer line and lift column.

The utility model discloses further set up to: the bottom plate is fixedly provided with a motor support frame, the driving assembly comprises a driving motor, the driving motor is arranged on the motor support frame along the horizontal direction, and an output shaft of the driving motor is fixedly provided with a cam coaxial with the driving motor.

Through adopting above-mentioned technical scheme, the switch on power, the cam can rotate along self axis direction under driving motor's drive, and the cam can exert effort to the transfer line at the rotation in-process, makes the transfer line rotate along first axis of rotation, and this kind of mode simple structure, simple to operate.

The utility model discloses further set up to: a support assembly is arranged at one end, back to the first rotating shaft, of the transmission rod and comprises a connecting sleeve sleeved outside the transmission rod, a moving column is rotatably connected to the bottom end of the connecting sleeve, a fixed pipe arranged in the vertical direction is fixedly arranged on the bottom plate, and the moving column is connected to the inner cavity of the fixed pipe in a sliding mode; an extension plate is fixedly arranged on the connecting sleeve, and the end face of the top end of the extension plate abuts against the peripheral face of the cam.

Through adopting above-mentioned technical scheme, the effort is exerted to the extension board to the cam, and the adapter sleeve moves along with the extension board, moves the column and has restricted the displacement range of adapter sleeve when moving along vertical direction in the inner chamber of fixed pipe under the drive of adapter sleeve, and the transfer line rotates along first axis of rotation under the drive of adapter sleeve, and the setting of supporting component has increased the stability of transfer line.

The utility model discloses further set up to: the reset assembly comprises a disc fixedly arranged on the lifting column, the disc is sleeved on the outer peripheral surface of the lifting column, a reset spring is arranged between the disc and the bottom plate, and the reset spring is sleeved on the outer peripheral surface of the lifting column.

Through adopting above-mentioned technical scheme, reset spring can apply along ascending effort of vertical direction to the disc, and the lift column moves along vertical direction upward along with the disc together, resumes to initial condition, simple structure, simple to operate.

The utility model discloses further set up to: the support piece is a screw rod in threaded connection with the bottom plate, the screw rod is arranged in the vertical direction, and the bottom end of the screw rod is a tip end.

Through adopting above-mentioned technical scheme, the screw rod that the bottom is most advanced enables it to be more convenient for insert in the ground.

The utility model discloses further set up to: the bottom of bottom plate is provided with a plurality of wheels at interval.

Through adopting above-mentioned technical scheme, the setting up of wheel makes the rammer compactor change and removes, has increased the practicality of rammer compactor.

To sum up, the beneficial effects of the utility model are that:

1. the driving rod rotates along the first rotating shaft under the driving of the driving assembly, the lifting column moves downwards along the vertical direction under the action of the driving rod, the heavy hammer moves downwards along the vertical direction along with the lifting column to fall on the ground, the resetting assembly can enable the lifting column and the heavy hammer to recover to the initial positions, and the backfill tamper continuously repeats the actions to tamp the backfill without manual tamping by workers, so that the labor cost is saved, and the working efficiency is improved;

2. the distance between the abutting block and the driving assembly is larger than the distance between the abutting block and the upright post, and the arrangement of the transmission rod plays a role in increasing the force arm and reduces the acting force required when the lifting column is pressed down;

3. the cam applies acting force to the extension plate, the connecting sleeve moves along with the extension plate, the moving column is driven by the connecting sleeve to move in the inner cavity of the fixed pipe along the vertical direction, the moving range of the connecting sleeve is limited, the transmission rod rotates along the first rotating shaft under the driving of the connecting sleeve, and the stability of the transmission rod is improved due to the arrangement of the supporting component.

Drawings

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

FIG. 2 is a partial schematic structural view showing a support member in the embodiment;

fig. 3 is an enlarged view at a in fig. 2.

In the figure, 1, a bottom plate; 11. a screw; 12. a motor support frame; 2. a connecting rod; 21. a wheel; 3. a lifting column; 31. a first arc-shaped surface; 32. a weight; 33. a reset assembly; 331. a disc; 3311. a shock pad; 332. a return spring; 4. a circular tube; 5. a transmission assembly; 51. a column; 511. a vertical plate; 512. a first rotating shaft; 52. a transmission rod; 521. a butting block; 5211. a second arcuate surface; 6. a support assembly; 61. connecting sleeves; 611. an extension plate; 612. connecting the support lug; 613. a second rotating shaft; 62. connecting blocks; 63. moving the column; 64. a fixed tube; 7. a drive assembly; 71. a drive motor; 72. a cam.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1, for the utility model discloses a backfill rammer compactor, including bottom plate 1 along the horizontal direction setting, the shape of bottom plate 1 is rectangular shape. Four extreme angles departments of bottom plate 1 all are provided with support piece, and support piece is threaded connection screw rod 11 on bottom plate 1, and screw rod 11 along vertical direction setting can pass bottom plate 1 and insert in ground, and for the insertion of screw rod 11, the bottom of screw rod 11 is most advanced. The interval is provided with four connecting rods 2 on the bottom terminal surface of bottom plate 1, and four connecting rods 2 are located four extreme angle departments of bottom plate 1 respectively, and connecting rod 2 sets up along vertical direction, and the bottom of connecting rod 2 has set firmly wheel 21.

Referring to fig. 1, the bottom plate 1 is slidably connected with a lifting column 3 arranged along a vertical direction, two ends of the lifting column 3 respectively penetrate two end surfaces of the bottom plate 1, a top end surface of the lifting column 3 is an inward-concave first arc-shaped surface 31, a heavy hammer 32 used for tamping backfill soil is welded at the bottom end of the lifting column 3, and the heavy hammer 32 is located below the bottom plate 1. The lifting column 3 is provided with a resetting component 33 positioned above the base plate 1, the resetting component 33 comprises a circular disc 331 integrally formed on the outer peripheral surface of the lifting column 3, and the circular disc 331 is coaxially arranged with the lifting column 3. A return spring 332 is abutted between the disc 331 and the bottom plate 1, and the return spring 332 is fitted over the outer peripheral surface of the lifting column 3. Set firmly one end open-ended pipe 4 on the bottom plate 1, the open end of pipe 4 welds on the terminal surface of bottom plate 1 weight 32 dorsad, the 3 outsides of promotion post and the connection that slides of promotion post are located to 4 covers of pipe, be provided with shock pad 3311 between the top terminal surface of 4 inner chambers of pipe and the disc 331, shock pad 3311 splices on the terminal surface of disc 331 dorsad reset spring 332, the top terminal surface of 4 inner chambers of pipe can with shock pad 3311 the terminal surface butt of disc 331 dorsad.

Referring to fig. 1, a transmission assembly 5 is disposed on a base plate 1, and the transmission assembly 5 includes a column 51 and a transmission rod 52 rotatably connected to the column 51. The upright post 51 is welded on the end surface of the bottom plate 1 opposite to the weight 32, and the upright post 51 includes two vertical plates 511 spaced apart along the width direction of the bottom plate 1. The top ends of the two vertical plates 511 are welded with first rotating shafts 512, and the first rotating shafts 512 are located between the two vertical plates 511 and are arranged along the width direction of the bottom plate 1. One end of the transmission rod 52 is sleeved on the outer peripheral surface of the first rotating shaft 512 and is rotatably connected with the first rotating shaft 512. The end face of the transmission rod 52 facing the lifting column 3 is integrally formed with an abutting block 521, the abutting block 521 is located above the lifting column 3, the face of the abutting block 521 facing the first arc-shaped face 31 is a second arc-shaped face 5211 protruding outwards, the radian of the second arc-shaped face 5211 is matched with the radian of the first arc-shaped face 31, and the second arc-shaped face 5211 can abut against the first arc-shaped face 31.

With reference to fig. 1, 2 and 3, a support assembly 6 is disposed between the base plate 1 and the transmission rod 52, the support assembly 6 is located on a side of the lifting column 3 facing away from the column 51, the lifting column 3 and the support assembly 6 are sequentially distributed along the length direction of the base plate 1, and the distance from the lifting column 3 to the column 51 is one half of the distance from the lifting column 3 to the support assembly 6. The support assembly 6 includes a connecting sleeve 61 sleeved outside the transmission rod 52, and the connecting sleeve 61 can slide along the transmission rod 52. The connecting sleeve 61 is extended outward along the side wall of one side of the bottom plate 1 in the width direction to form an elongated extension plate 611, the length direction of the extension plate 611 is the same as the length direction of the transmission rod 52, and the extension plate 611 is arranged perpendicular to the connecting sleeve 61. Two connecting lugs 612 are integrally formed on the end face of the bottom end of the connecting sleeve 61 at intervals, a second rotating shaft 613 is welded between the two connecting lugs 612, and the second rotating shaft 613 is arranged in parallel with the first rotating shaft 512. The second rotating shaft 613 is rotatably connected with a connecting block 62, the connecting block 62 is sleeved on the outer circumferential surface of the second rotating shaft 613, and the connecting block 62 is integrally formed with a moving column 63. The welding has fixed pipe 64 on the top end face of bottom plate 1, and fixed pipe 64 sets up along vertical direction, and removal post 63 slides and connects in the inner chamber of fixed pipe 64.

Referring to fig. 2 and 3, a motor support frame 12 is welded on the top end face of the bottom plate 1, the motor support frame 12 is a U-shaped frame with an opening facing the bottom plate 1, and a driving assembly 7 is arranged on the motor support frame 12. The driving assembly 7 comprises a driving motor 71 which is connected to the top end surface of the motor support frame 12 by bolts, and the driving motor 71 is arranged along the horizontal direction. A cam 72 coaxial with the drive motor 71 is welded to an output shaft of the drive motor, and an outer peripheral wall of the cam can abut against a tip end surface of the extension plate 611.

The implementation principle of the above embodiment is as follows:

the backfill tamper is placed on the ground, the wheels 21 are in contact with the ground, the backfill tamper is pushed to move to a specified position, and the four rotating screws 11 are respectively adjusted to be inserted into the ground to fix the tamper; when the power is switched on, the cam 72 rotates along the self axis direction under the driving of the driving motor 71, the cam 72 applies acting force to the extension plate 611, the connecting sleeve 61 moves along with the extension plate 611, the moving column 63 moves in the inner cavity of the fixed pipe 64 along the vertical direction under the driving of the connecting sleeve 61, meanwhile, the moving range of the connecting sleeve 61 is limited, the driving rod 52 rotates along the first rotating shaft 512 under the action of the connecting sleeve 61, the abutting block 521 moves along with the driving rod 52 to apply acting force to the lifting column 3, the lifting column 3 moves downwards along the vertical direction, the heavy hammer 32 moves downwards under the driving of the lifting column 3 to tamp the backfill soil, the return spring 332 applies upward acting force along the vertical direction to the disc 331 to enable the lifting column 3 to return to the initial state, and the backfill soil tamping machine repeats the above actions continuously to tamp the backfill soil.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a backfill rammer compactor, includes lifting column (3) and sets firmly weight (32) in lifting column (3) bottom, its characterized in that: the peripheral surface of the lifting column (3) is sleeved with a bottom plate (1), the bottom plate (1) is positioned above the heavy hammer (32), a plurality of supporting pieces for supporting the bottom plate (1) are arranged on the bottom plate (1) at intervals, the lifting column (3) is connected to the bottom plate (1) in a sliding manner along the vertical direction, a driving assembly (7) is arranged on the bottom plate (1), the driving component (7) is connected with a transmission component (5), the transmission component (5) comprises an upright post (51) fixedly arranged on the bottom plate (1), the upright post (51) is rotatably connected with a transmission rod (52), a rotating shaft between the transmission rod (52) and the upright post (51) is a first rotating shaft (512), the first rotating shaft (512) is arranged in parallel with the bottom plate (1), the transmission rod (52) is abutted with the top end of the lifting column (3), one end of the transmission rod (52) back to the upright post (51) is abutted with the driving component (7);

the transmission rod (52) can rotate along the rotating shaft of the transmission rod under the driving of the driving assembly (7), the transmission rod (52) can apply acting force to the lifting column (3) to enable the lifting column (3) and the heavy hammer (32) to move downwards in the vertical direction, and a resetting assembly (33) for resetting the lifting column (3) and the heavy hammer (32) is arranged between the lifting column (3) and the bottom plate (1).

2. A backfill tamper according to claim 1, characterized by: the vertical column (51) and the driving assembly (7) are respectively located on two sides of the lifting column (3), the transmission rod (52) is fixedly provided with a butt joint block (521), the butt joint block (521) is abutted against the top end face of the lifting column (3), and the distance from the butt joint block (521) to the vertical column (51) is smaller than the distance from the butt joint block (521) to the driving assembly (7).

3. A backfill tamper according to claim 2, characterized by: the top end face of the lifting column (3) is a first arc-shaped face (31), the end face, facing the first arc-shaped face (31), of the abutting block (521) is a second arc-shaped face (5211), and the second arc-shaped face (5211) is matched with the first arc-shaped face (31) and abutted to the first arc-shaped face (31) in a mutual abutting mode.

4. A backfill tamper according to claim 1, characterized by: the motor support frame (12) is fixedly arranged on the bottom plate (1), the driving assembly (7) comprises a driving motor (71), the driving motor (71) is arranged on the motor support frame (12) along the horizontal direction, and a cam (72) coaxial with the driving motor is fixedly arranged on an output shaft of the driving motor (71).

5. The backfill tamper according to claim 4, wherein: a supporting component (6) is arranged at one end, back to the first rotating shaft (512), of the transmission rod (52), the supporting component (6) comprises a connecting sleeve (61) sleeved on the outer side of the transmission rod (52), the bottom end of the connecting sleeve (61) is rotatably connected with a moving column (63), a fixed pipe (64) arranged in the vertical direction is fixedly arranged on the bottom plate (1), and the moving column (63) is connected in an inner cavity of the fixed pipe (64) in a sliding mode; an extension plate (611) is fixedly arranged on the connecting sleeve (61), and the end face of the top end of the extension plate (611) abuts against the outer peripheral surface of the cam (72).

6. A backfill tamper according to claim 1, characterized by: the resetting component (33) comprises a disc (331) fixedly arranged on the lifting column (3), the disc (331) is sleeved on the peripheral surface of the lifting column (3), a resetting spring (332) is arranged between the disc (331) and the bottom plate (1), and the resetting spring (332) is sleeved on the peripheral surface of the lifting column (3).

7. A backfill tamper according to claim 1, characterized by: the support piece is a screw rod (11) in threaded connection with the bottom plate (1), the screw rod (11) is arranged in the vertical direction, and the bottom end of the screw rod (11) is pointed.

8. A backfill tamper according to claim 1, characterized by: the bottom end of the bottom plate (1) is provided with a plurality of wheels (21) at intervals.