CN214695025U

CN214695025U - Foundation tamping mechanism

Info

Publication number: CN214695025U
Application number: CN202120657549.3U
Authority: CN
Inventors: 高海通; 李鹏
Original assignee: Henan Technical College of Construction
Current assignee: Henan Technical College of Construction
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-12
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a foundation tamping mechanism, which comprises a motor box, wherein a side wall of one side of the motor box is fixedly connected with a hammer box, the inner side wall of the bottom of the hammer box is provided with a limit groove, one side of the motor box far away from the hammer box is provided with a handle, the bottom of the motor box is fixedly connected with a motor, the top end of a driving shaft of the motor is fixedly connected with a first rotating shaft, the side wall of the hammer box near the motor box is connected with a first transmission arm in a penetrating way, the side wall of the hammer box far away from the motor box is fixedly connected with a second transmission arm, the top end of one side of the first transmission arm near the handle is fixedly connected with a second rotating shaft, a belt is sleeved between the second rotating shaft and the first rotating shaft, the utility model realizes the up-and-down reciprocating motion of the eccentric shaft through the matching of the first driving arm, the second driving arm, the eccentric shaft, the pull rod and other devices, thereby driving the hammer connected with the pull rod to rotate to reciprocate up and down, the purpose of quickly tamping the ground is achieved, and the tamping efficiency is improved.

Description

Foundation tamping mechanism

Technical Field

The utility model relates to a ground tamp technical field especially relates to a ground tamp mechanism.

Background

A machine for compacting a roadway. The method is mainly used for leveling and tamping the foundation during construction. The tamping machine is divided into two types: a pavement tamper; a pavement breaker. The pavement crusher is a machine with relatively large market demand in recent years. The electric motor drives the rammer to do rapid impact motion through the speed reducer and the crank connecting rod mechanism so as to tamp soil, and when the rammer jumps off the ground, an operator can push the machine to move forward, so that the vertical axis of the cylinder deflects forwards to reduce the vibration of the machine body. A buffer spring group is arranged. The rammer has better effect of ramming the viscous soil, but the area of the rammer is limited, so the rammer is not suitable for ramming large-area earthwork. For sandy soil and gravel, a vibration tamping machine is needed to be used alternatively for tamping.

At present, most ground tamping mechanisms have the factors of low efficiency, large volume, inconvenient movement, complex structure, inconvenient maintenance and the like, so a ground tamping mechanism is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the foundation tamping mechanism is provided for solving the defects and problems in the prior art.

In order to solve the technical problem, the utility model discloses a technical scheme be: the foundation compaction mechanism comprises a motor box, wherein a driving hammer box is fixedly connected to the side wall of one side of the motor box, a limiting groove is formed in the inner side wall of the bottom of the driving hammer box, a handle is arranged on one side, away from the driving hammer box, of the motor box, a motor is fixedly connected to the bottom of the motor box, a first rotating shaft is fixedly connected to the top end of a driving shaft of the motor, a first transmission arm penetrates through the side wall, close to the motor box, of the driving hammer box, a second transmission arm is fixedly connected to the side wall, away from the motor box, of the driving hammer box, a second rotating shaft is fixedly connected to the top end, close to the handle, of the first transmission arm, and a belt is sleeved between the second rotating shaft and the first rotating shaft;

the driving mechanism is characterized in that one end, far away from the second rotating shaft, of the first driving arm is fixedly connected with a first driving arm, one end, close to the second rotating shaft, of the second driving arm is fixedly connected with a second driving arm, a position, far away from the center of the first driving arm and the second driving arm is connected with an eccentric shaft in a penetrating and rotating mode, the outer side wall of the two ends of the eccentric shaft is connected with two pull rods in a rotating mode, the bottoms of the two pull rods are connected with driving hammers in a rotating mode, the outer side wall of the top of each driving hammer is fixedly connected with a plurality of limiting blocks, and the limiting blocks are smoothly attached to limiting grooves.

Preferably, the outer bottom of motor case and hammer case is provided with a plurality of wheels jointly, sets up a plurality of wheels, can the person of facilitating the use operate this mechanism and remove.

Preferably, the bottom of the hammering box is provided with a hammering port, and the top of the hammering box is provided with two first inserting notches.

Preferably, a plurality of second inserting notches are uniformly formed in the outer side walls of the first driving arm and the second driving arm.

Preferably, a bolt is arranged between the two first slot openings and the plurality of second slot openings, the bolt can limit the first driving arm and the second driving arm, and the motor is prevented from being accidentally started to cause structural damage in the static state of the mechanism.

Preferably, the second rotation shaft is provided with a diameter half of that of the first rotation shaft, and since the hammer is heavy, the structural movement of the interior of the hammer case is achieved by increasing the torque of the motor-driven shaft.

Preferably, the first driving arm is provided with a shell, two ends of the shell are fixedly connected with rotating bearings, a supporting rod penetrates through the rotating bearings and is rotatably connected inside the rotating bearings, and the first driving arm and the second rotating shaft can rotate synchronously.

The utility model has the advantages as follows:

1. the utility model realizes the up-and-down reciprocating motion of the eccentric shaft under the coordination of the first driving arm, the second driving arm, the eccentric shaft, the pull rod and other devices, thereby driving the driving hammer connected with the pull rod to rotate to reciprocate up and down, realizing the purpose of quickly tamping the ground and improving the tamping efficiency;

2. the utility model improves the working efficiency of the motor and the ground tamping efficiency by matching the motor, the first rotating shaft, the second rotating shaft, the belt and the like and driving the second rotating shaft with a smaller one to rotate rapidly by the first rotating shaft with a larger one;

3. the utility model discloses an under the cooperation of handle, wheel, motor case etc., the person of facilitating the use removes this mechanism, and this mechanism configuration is simple retrencied, has realized simply removing the purpose of light maintenance to this mechanism.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a side view at A-A of FIG. 1;

FIG. 3 is a block diagram of the apparatus 101 of FIG. 1;

in the figure: 1. a motor case; 2. a hammer case; 3. a handle; 4. a motor; 5. a first rotating shaft; 6. a second rotating shaft; 7. a belt; 8. a first drive arm; 9. a second drive arm; 10. an eccentric shaft; 11. a pull rod; 12. hammering; 13. a wheel; 14. a hammer port; 15. a first socket opening; 16. a second socket opening; 17. a bolt; 101. a first transmission arm; 102. a second drive arm; 103. a limiting block; 201. a housing; 202. a rotating bearing; 203. a support bar; 301. a limiting groove.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-3, a foundation tamping mechanism comprises a motor case 1, a hammer case 2 is fixedly connected to a side wall of one side of the motor case 1, a limiting groove 301 is formed in an inner side wall of a bottom of the hammer case 2, a handle 3 is arranged on a side of the motor case 1 away from the hammer case 2, a plurality of wheels 13 are commonly arranged at outer bottoms of the motor case 1 and the hammer case 2, the arrangement is convenient for a user to push and pull the mechanism, as shown in fig. 1, a motor 4 is fixedly connected to a bottom of the motor case 1, a first rotating shaft 5 is fixedly connected to a top end of a driving shaft of the motor 4, a first transmission arm 101 penetrates through a side wall of the hammer case 2 close to the motor case 1, a second transmission arm 102 is fixedly connected to a side wall of the hammer case 2 away from the motor case 1, and a second rotating shaft 6 is fixedly connected to a top end of one side of the first transmission arm 101 close to the handle 3, a belt 7 is sleeved between the second rotating shaft 6 and the first rotating shaft 5, as shown in fig. 1, the diameter of the second rotating shaft 6 is half of that of the first rotating shaft 5, and the larger first rotating shaft 5 drives the smaller second rotating shaft 6 to rotate rapidly, so that the working efficiency of the motor 4 is improved, and the ground tamping efficiency is improved in a phase-changing manner.

As shown in fig. 1, a first driving arm 8 is fixedly connected to one end of the first driving arm 101 away from the second rotating shaft 6, and a second driving arm 9 is fixedly connected to one end of the second driving arm 102 close to the second rotating shaft 6, as shown in fig. 3, the first driving arm 101 is provided with a housing 201, two ends of the housing 201 are fixedly connected to a rotating bearing 202, a supporting rod 203 is rotatably connected to the inside of the rotating bearing 202 in a penetrating manner, and the first driving arm 8 and the second rotating shaft 6 can rotate synchronously.

As shown in fig. 1 and 2, an eccentric shaft 10 is connected between the first driving arm 8 and the second driving arm 9 at a position far from the center of the first driving arm and the second driving arm, the outer side walls of the two end sides of the eccentric shaft 10 are rotatably connected with two pull rods 11, the bottoms of the two pull rods 11 are rotatably connected with a hammer 12, the circumferential motion of the eccentric shaft 10 is realized through the rotation of the first driving arm 8 and the second driving arm, meanwhile, the pull rod 11 can reciprocate up and down, at the moment, the pull rod 11 drives the hammer 12 to reciprocate up and down, the aim of tamping the ground is achieved, as shown in fig. 1 and 2, a plurality of stoppers 103 are fixedly attached to the outer side wall of the top of the hammer 12, the stoppers 103 are smoothly fitted into the stopper grooves 301, this arrangement is intended to prevent unnecessary damage to the inside of the hammer case due to the swinging of the hammer 12 during the vertical reciprocating motion of the hammer 12.

As shown in fig. 1 and 2, a hammer opening 14 is formed at the bottom of the hammer case 2, two first socket openings 15 are formed at the top of the hammer case 2, and a plurality of second socket openings 16 are uniformly formed on the outer side walls of the first driving arm 8 and the second driving arm 9. A bolt 17 is arranged between the two first socket openings 15 and the plurality of second socket openings 16, so that the first driving arm 8 and the second driving arm 9 can be limited when the mechanism is in a static state, the phenomenon that the hammer 12 falls down accidentally due to the accidental starting of the motor 4 is prevented, and the purpose that the mechanism can also ensure safety in the static state is achieved.

When the utility model is used, the user firstly pushes the handle 3 to make the device reach the predetermined tamping destination, at this time, the user pulls out the bolt 17, the restriction on the first driving arm 8 and the second driving arm 9 is removed, then the motor 4 is started, the motor 4 drives the larger first rotating shaft 5 to rotate, the first rotating shaft 5 drives the smaller second rotating shaft 6 to rotate rapidly through the belt 7, at this time, the first driving arm 8 connected with the second rotating shaft 6 through the first driving arm 101 realizes rotation, the eccentric shaft 10 is driven to do circular motion, the eccentric shaft 10 drives the pull rod 11 to reciprocate up and down, the pull rod 11 drives the hammer 12 to reciprocate up and down, the purpose of tamping the ground is achieved, in addition, in order to prevent the hammer 12 from destroying the inside of the hammer box 2, through setting the stopper 103 at the top of the hammer 12, the limiting groove 301 is arranged in the hammer box 2, prevent that the drive hammer 12 from taking place the swing, cause the damage to drive hammer case 2 inside, when this mechanism finishes working, the user insert bolt 17 can, the device simple structure, occupation space is little, tamps efficiently to the ground, no matter is all very convenient in maintenance and use, and the value widelys popularize.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A foundation tamping mechanism, includes motor case (1), its characterized in that: a driving hammer box (2) is fixedly connected with the side wall of one side of the motor box (1), a limit groove (301) is arranged on the inner side wall of the bottom of the driving hammer box (2), a handle (3) is arranged on one side of the motor box (1) far away from the hammer box (2), the bottom in the motor box (1) is fixedly connected with a motor (4), the top end of a driving shaft of the motor (4) is fixedly connected with a first rotating shaft (5), a first transmission arm (101) is connected through the side wall of the hammer box (2) close to the motor box (1), a second transmission arm (102) is fixedly connected with the side wall of the hammer box (2) far away from the motor box (1), the top end of one side of the first transmission arm (101) close to the handle (3) is fixedly connected with a second rotating shaft (6), a belt (7) is sleeved between the second rotating shaft (6) and the first rotating shaft (5);

the one end fixedly connected with first actuating arm (8) that second axis of rotation (6) was kept away from in first transmission arm (101), one end fixedly connected with second actuating arm (9) that second transmission arm (102) is close to second axis of rotation (6), the position of keeping away from its center between first actuating arm (8) and second actuating arm (9) runs through to rotate and is connected with eccentric shaft (10), eccentric shaft (10) both ends side lateral wall rotates and is connected with two pull rods (11), two pull rod (11) bottom rotates and is connected with and hits hammer (12), hit hammer (12) top lateral wall fixedly connected with a plurality of stopper (103), stopper (103) are laminated in spacing groove (301) smoothly.

2. The ground compaction mechanism according to claim 1, wherein: the outer bottoms of the motor box (1) and the hammer box (2) are provided with a plurality of wheels (13) together.

3. The ground compaction mechanism according to claim 1, wherein: the bottom of the hammer box (2) is provided with a hammer port (14), and the top of the hammer box (2) is provided with two first socket ports (15).

4. The ground compaction mechanism according to claim 1, wherein: and a plurality of second socket openings (16) are uniformly formed in the outer side walls of the first driving arm (8) and the second driving arm (9).

5. The ground compaction mechanism according to claim 1, wherein: and a plug pin (17) is arranged between the two first socket notches (15) and the plurality of second socket notches (16).

6. The ground compaction mechanism according to claim 1, wherein: the diameter of the second rotating shaft (6) is half of that of the first rotating shaft (5).

7. The ground compaction mechanism according to claim 1, wherein: the first transmission arm (101) is provided with a shell (201), two ends of the shell (201) are fixedly connected with rotating bearings (202), and supporting rods (203) penetrate through the inside of the rotating bearings (202) and are rotatably connected with the inside of the rotating bearings.