CN211421099U

CN211421099U - Ramming machine for building civil engineering

Info

Publication number: CN211421099U
Application number: CN201922133758.3U
Authority: CN
Inventors: 唐贤固; 秦帆
Original assignee: Dongguan Beifenbai Construction Engineering Co ltd
Current assignee: Dongguan Beifenbai Construction Engineering Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-04
Anticipated expiration: 2029-12-02

Abstract

The utility model relates to a construction machinery technical field, more specifically say, it relates to a rammer for building civil engineering, and its technical scheme main points are: the base is provided with two groups of pulley assemblies, each pulley assembly comprises a rotating rod transversely penetrating through the base, gears fixedly arranged at two ends of the rotating rod, a rack arranged in the vertical direction and meshed with the gears, a wheel fork arranged at the bottom end of the rack, and a roller rotatably connected to the lower end of the wheel fork, a dovetail block is arranged on one side of the rack close to the base, and a dovetail groove for the dovetail block to be connected in a sliding manner is formed in the side wall of the base in the vertical direction; the side wall of the base is provided with a non-return mechanism for limiting the rotation of the gear. The problem of among the prior art ramming machine's removal need lift, it is inconvenient hard is solved.

Description

Ramming machine for building civil engineering

Technical Field

The utility model relates to a construction machinery technical field, more specifically say, it relates to a rammer for building civil engineering.

Background

The tamping machine is a machine for tamping the ground, is mainly used for leveling and tamping the foundation during construction, and has larger market demand in recent years.

According to utility model CN201627134U, a ramming machine with movable armrest, which comprises a frame and an armrest hinged with each other, and the armrest is hinged with the frame, so that the ramming machine can move up and down freely during working.

The upper and lower linkage mechanisms are adopted to reduce the labor intensity of an operator during operation, but when the operation is not performed, the frame of the tamping machine needs to be provided with an engine and is relatively heavy, so that the tamping machine needs to be lifted when moving, and the tamping machine is labor-consuming and inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a rammer for building civil engineering has solved the rammer among the prior art and has removed and need lift up, hard inconvenient problem.

The above technical purpose of the present invention can be achieved by the following technical solutions: a ramming machine for building civil engineering comprises a machine body and a base which is positioned at the bottom of the machine body and used for ramming the ground, wherein two groups of pulley assemblies are arranged on the base, each pulley assembly comprises a rotating rod transversely penetrating through the base, gears fixedly arranged at two ends of the rotating rod, a rack which is arranged in the vertical direction and meshed with the gears, a wheel fork arranged at the bottom end of the rack, and a roller rotatably connected to the lower end of the wheel fork, a dovetail block is arranged on one side, close to the base, of the rack, and a dovetail groove for the dovetail block to be connected in a sliding manner is formed in the side wall of the base in the vertical direction; the side wall of the base is provided with a non-return mechanism for limiting the rotation of the gear.

Through adopting above-mentioned technical scheme, operating personnel has used up the rammer back, the running gear makes the rack along the direction decline of perpendicular to base face with gear engagement, through setting up the wheel fork in the rack bottom with the gyro wheel fall to with ground contact, when the bottom butt of dovetail piece and dovetail, the gyro wheel fully stretches out this moment, non return mechanism can prevent the gear gyration, can easily push away the rammer, when the machine needs the operation, pack up the gyro wheel through the gear to the state of not contacting with ground, the receipts and releases of gyro wheel have been realized, the removal of rammer has been solved and has been need to be lifted, hard inconvenient problem.

Preferably, the outer edge of the gear is provided with a circular arc-shaped arc plate, and the non-return mechanism comprises a ratchet wheel coaxially arranged with the gear and a pawl hinged to the side wall of the base and meshed with the ratchet wheel.

Through adopting above-mentioned technical scheme, utilize pawl and ratchet cooperation, can prevent to revolve with the coaxial fixed gear of ratchet.

Preferably, still be provided with the unlocking piece that is used for controlling the pawl to remove with unblock and locking non return mechanism on the arc, the unlocking piece is including the fixed pull rod that sets up at the pawl free end, the arc is provided with the confession the bar hole of arc is worn out to the pull rod, the cover is equipped with the pressure spring on the pull rod, the both ends of pressure spring respectively with the free end of pawl and the inside wall fixed connection of arc, when the pressure spring is in natural state, ratchet and pawl intermeshing.

Through adopting above-mentioned technical scheme, operating personnel outwards pulls the pull rod and makes gear and pawl break away from each other, alright make with the coaxial fixed gear of ratchet gyration under the effect of unlocking piece, realize that the gyro wheel contracts.

Preferably, one end of the rotating rod is provided with a hand crank.

By adopting the technical scheme, the hand crank can facilitate an operator to rotate the rotating rod to drive the gear to rotate.

Preferably, one side of the dovetail block, which is far away from the gear, is provided with a baffle, the baffle is as high as the arc plate relative to the base, and a cover plate covers between one ends, far away from the base, of the arc plate and the baffle.

Through adopting above-mentioned technical scheme, because the use place dust is more, add the apron and can reduce the dust adhesion on non return mechanism as far as.

Preferably, a first magnetic block is arranged on the side wall of the upper end of the baffle plate close to the rack, a second magnetic block mutually attracted with the first magnetic block is arranged on the side wall of the rack close to the baffle plate, and when the first magnetic block and the second magnetic block are attracted, the bottom end of the roller is higher than the bottom surface of the base.

Through adopting above-mentioned technical scheme, when operating personnel shrink the gyro wheel, first magnetic path and second magnetic path inter attraction can make the rack fix in baffle one side, reduce the ramming machine during operation, the condition of gyro wheel vibration takes place from top to bottom.

Preferably, the bottom end of the arc-shaped plate is also provided with an ash discharge hole.

Through adopting above-mentioned technical scheme, the raise dust that gets into in the cavity that apron and baffle, arc formed can discharge through the dust exhaust hole.

Preferably, the lower end of the rack is provided with a groove, the upper end of the wheel fork is connected in the groove in a sliding manner, and a damping spring is fixedly connected between the bottom of the groove and the upper end of the wheel fork.

Through adopting above-mentioned technical scheme, construction site ground is more not steady, adds damping spring and can play the cushioning effect to a certain extent between rack and fork, can reduce the shock and the impact that the rack received.

To sum up, the utility model discloses following beneficial effect has:

1. after an operator uses the tamping machine, the gear is rotated to enable the rack meshed with the gear to descend along the direction vertical to the surface of the base, the roller is descended to be in contact with the ground through a wheel fork arranged at the bottom end of the rack, when the dovetail block is abutted against the lower end of the dovetail groove, the roller fully extends out, the non-return mechanism can prevent the gear from rotating, the tamping machine can be easily pushed away, when the machine needs to operate, the roller is retracted to be not in contact with the ground through the gear, the rolling wheel is retracted, and the problems that the tamping machine needs to be lifted when moving, and labor is wasted and inconvenient are solved;

2. the construction site ground is not steady, adds damping spring between rack and fork and can play the cushioning effect to a certain extent, can reduce the vibration and the impact that the rack received.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

figure 2 is a partial cross-sectional view of a sheave assembly in an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of the assembly relationship between the base and the pulley assembly in the embodiment of the present invention;

fig. 5 is a schematic view of another view angle structure shown in fig. 4.

Reference numerals: 1. a body; 2. a base; 3. a rotating rod; 4. a gear; 41. a ratchet wheel; 5. a rack; 501. a groove; 502. a damping spring; 6. a wheel fork; 7. a roller; 8. a dovetail block; 9. a dovetail groove; 10. an arc-shaped plate; 11. a pawl; 12. a pull rod; 13. a strip-shaped hole; 14. a pressure spring; 15. a hand crank; 16. a baffle plate; 17. a cover plate; 18. a first magnetic block; 19. a second magnetic block; 20. and (4) ash discharge holes.

Detailed Description

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

A ramming machine for building civil engineering refers to fig. 1 and 2 and comprises a machine body 1 and a base 2 fixedly connected to the bottom of the machine body 1 and used for ramming the ground, wherein two groups of pulley assemblies are arranged on the base 2.

Referring to fig. 2 and 3, in particular, the pulley assembly includes a rotating rod 3 rotatably connected to the base 2 along a horizontal direction and having two ends penetrating through two opposite side walls of the base 2, gears 4 fixedly sleeved at two ends of the rotating rod 3, a rack 5 slidably connected to an outer wall of the base 2 along a vertical direction and engaged with the gears 4, a wheel fork 6 mounted at a lower end of the rack 5, and a roller 7; specifically, a groove 501 is formed in the lower end of the rack 5, the upper end of the wheel fork 6 is connected in the groove 501 in a sliding manner, and a damping spring 502 is fixedly connected between the bottom of the groove 501 and the upper end of the wheel fork 6; construction place ground is not steady, adds damping spring 502 and can play the cushioning effect to a certain extent, reduces the shock and the impact that rack 5 received.

Referring to fig. 4 and 5, rack 5 has forked tail block 8 near the lateral wall integrated into one piece of base 2, base 2 sets up the dovetail 9 that supplies forked tail block 8 to slide to connect along vertical direction towards the lateral wall of rack 5, and the top of dovetail 9 is the opening setting, rotating gear 4 can make rack 5 reciprocate along the dovetail 9 direction, thereby realize receiving and releasing of fork 6 and gyro wheel 7, when the lower extreme of forked tail block 8 and the bottom butt of dovetail 9, gyro wheel 7 fully stretches out the lower terminal surface of base 2, the non return mechanism that is used for restricting gear 4 gyration is still installed to the lateral wall of base 2, and then can make gyro wheel 7 keep fully stretching out the state.

Referring back to fig. 3 and 4, specifically, the side wall of the base 2 is welded with an arc-shaped arc plate 10 around the outer edge of the gear 4, the non-return mechanism includes a ratchet wheel 41 fixedly installed on the outer side of the gear 4 and coaxially arranged with the gear 4, and a pawl 11 hinged on the side wall of the base 2 and engaged with the ratchet wheel 41, in this embodiment, the size of the ratchet wheel 41 is smaller than that of the gear 4, and the pawl 11 is located on the inner side of the arc plate 10.

In addition, still install on the arc 10 and be used for controlling pawl 11 to remove with the unblock piece that locks non return mechanism, it is concrete, the unblock piece is including the fixed pull rod 12 that sets up at 11 free ends of pawl, arc 10 is seted up along the arc length direction and is supplied pull rod 12 to wear out the bar hole 13 of arc 10, the cover is equipped with pressure spring 14 on the pull rod 12, the both ends of pressure spring 14 respectively with the free end of pawl 11 and the inside wall fixed connection of arc 10, when pressure spring 14 is in natural state, ratchet 41 and 11 intermeshing of pawl. In order to facilitate the operator to rotate the rotating rod 3 and drive the gear 4 to rotate, one end of the rotating rod 3 is fixedly connected with a hand crank 15.

Referring to fig. 4 and 5, the side wall of the base 2 is welded with a baffle 16 along the length direction of the dovetail groove 9 on the side of the rack 5 away from the gear 4, the baffle 16 is perpendicular to the side wall of the base 2, the height of the baffle 16 and the height of the arc 10 relative to the side wall of the base 2 are equal, a cover plate 17 covers and is connected between the ends of the arc 10 and the baffle 16 away from the base 2, the end of the rotating rod 3 extends out of the cover plate 17, and the cover plate 17 is arranged to reduce dust adhesion on the non-return mechanism.

The side wall of the upper end of the baffle plate 16 close to the rack 5 is provided with a first magnetic block 18, the side wall of the rack 5 close to the baffle plate 16 is fixedly provided with a second magnetic block 19 mutually attracted with the first magnetic block 18, and when the first magnetic block 18 and the second magnetic block 19 are attracted, the bottom end of the roller 7 is higher than the bottom surface of the base 2. After the roller 7 is retracted by an operator, the first magnetic block 18 and the second magnetic block 19 attract each other to relatively fix the rack 5 and the baffle 16, so that the roller 7 can be prevented from vibrating up and down to contact with the ground. Referring back to fig. 3 and 4, further, the bottom end of the arc plate 10 is further provided with a dust discharge hole 20, and dust entering a cavity formed by the cover plate 17, the baffle plate 16, the arc plate 10 and the side wall of the base 2 can be discharged through the dust discharge hole 20.

The general working principle is as follows: the gear 4 is rotated to enable the rack 5 meshed with the gear 4 to descend along the direction perpendicular to the board surface of the base 2, the roller 7 is descended to be in contact with the ground through the wheel fork 6 arranged at the bottom end of the rack 5, when the lower end of the dovetail block 8 is abutted to the bottom end of the dovetail groove 9, the roller 7 fully extends out at the moment, the pawl 11 is matched with the ratchet wheel 41, the gear 4 coaxially fixed with the ratchet wheel 41 can be prevented from rotating, the tamping machine can be easily pushed away, when the machine needs to operate, the pull rod 12 is pulled upwards to enable the ratchet wheel 41 to be separated from the pawl 11, the roller 7 is retracted through the gear 4 to be not in contact with the ground, and the rolling and releasing operation of the.

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

Claims

1. The utility model provides a ramming machine for building civil engineering, includes fuselage (1) and is located fuselage (1) bottom is used for tamping base (2) on ground, its characterized in that: the base (2) is provided with two groups of pulley assemblies, each pulley assembly comprises a rotating rod (3) transversely penetrating through the base (2), gears (4) fixedly arranged at two ends of the rotating rod (3), a rack (5) arranged in the vertical direction and meshed with the gears (4), a wheel fork (6) arranged at the bottom end of the rack (5), and a roller (7) rotatably connected to the lower end of the wheel fork (6), one side of the rack (5) close to the base (2) is provided with a dovetail block (8), and the side wall of the base (2) is provided with a dovetail groove (9) for the dovetail block (8) to be connected in a sliding manner in the vertical direction; the side wall of the base (2) is provided with a non-return mechanism for limiting the rotation of the gear (4).

2. The ramming machine for building construction according to claim 1, wherein: the outer edge of the gear (4) is provided with a circular arc-shaped plate (10), and the non-return mechanism comprises a ratchet wheel (41) coaxially arranged with the gear (4) and a pawl (11) which is hinged to the side wall of the base (2) and meshed with the ratchet wheel (41).

3. The ramming machine for building construction according to claim 2, wherein: still be provided with on arc (10) and be used for controlling pawl (11) to remove with the unblock piece of unblock with locking non return mechanism, the unblock piece is including fixed pull rod (12) that set up at pawl (11) free end, arc (10) are provided with the confession bar hole (13) of arc (10) are worn out in pull rod (12), the cover is equipped with pressure spring (14) on pull rod (12), the both ends of pressure spring (14) respectively with the free end of pawl (11) and the inside wall fixed connection of arc (10), when pressure spring (14) are in natural state, ratchet (41) and pawl (11) intermeshing.

4. The rammer for construction and civil engineering of claim 3, wherein: one end of the rotating rod (3) is provided with a crank handle (15).

5. The rammer for construction and civil engineering of claim 4, wherein: one side of the dovetail block (8) far away from the gear (4) is provided with a baffle (16), the height of the baffle (16) and the height of the arc-shaped plate (10) relative to the base (2) are equal, and a cover plate (17) is covered between one ends, far away from the base (2), of the arc-shaped plate (10) and the baffle (16).

6. The rammer for construction and civil engineering of claim 5, wherein: the side wall of the upper end of the baffle plate (16) close to the rack (5) is provided with a first magnetic block (18), the side wall of the rack (5) close to the baffle plate (16) is provided with a second magnetic block (19) mutually attracted with the first magnetic block (18), and when the first magnetic block (18) and the second magnetic block (19) are attracted, the bottom end of the roller (7) is higher than the bottom surface of the base (2).

7. The rammer for construction and civil engineering of claim 6, wherein: the bottom end of the arc-shaped plate (10) is also provided with an ash discharge hole (20).

8. The ramming machine for building construction according to claim 1, wherein: the lower end of the rack (5) is provided with a groove (501), the upper end of the wheel fork (6) is connected in the groove (501) in a sliding manner, and a damping spring (502) is fixedly connected between the bottom of the groove (501) and the upper end of the wheel fork (6).