CN114855758A - A foundation tamping device for construction engineering - Google Patents

Abstract

The present application relates to the technical field of construction machinery, and in particular to a foundation tamping device for construction engineering, comprising a casing on which a plurality of tamping rods slide vertically, and a A drive assembly for moving a number of tamper bars for free fall motion, the casing is provided with a moving assembly that facilitates the casing to move on the ground surface, and a knocking assembly for hitting the top of the tamper bar is also arranged in the casing , By adopting the above technical solution, the quality of the tamping of the foundation is higher. Since the tamper rod is in free fall, the entire casing is difficult to shake greatly, and the rammed earth workers do not need to consume a lot of physical strength.

Description

A foundation tamping device for construction engineering

technical field

The present application relates to the technical field of construction machinery, in particular to a foundation tamping device for construction engineering.

Background technique

During the construction of the project, the construction of the foundation needs to be carried out. In many cases, the foundation is rammed and backfilled by the earth rammer. The surface soil layer is rammed to keep the soil layer density uniform.

The utility model with application number CN2018218594703 provides a construction site rammer, which belongs to the technical field of construction machinery. A construction site rammer includes a base, a driving mechanism, a rammed earth mechanism, a push rod and a flat earth mechanism. The mechanism is installed on the base, the rammed earth mechanism is arranged on the front side of the base and is connected to the drive mechanism, the drive mechanism is used to drive the rammed earth mechanism to ram the earth, and the push rod is installed on the base The rear side of the base, the adjusting mechanism is arranged on both sides of the base, the leveling mechanism includes two horizontally arranged rotating wheels, and the two rotating wheels are installed on both sides of the base. The driving mechanism transmits the power to the rammed earth mechanism and the flat earth mechanism, and the rammed earth mechanism rotates to evenly move the unevenly distributed sand on the soil surface. Rapid and uniform compaction of soil density increases work efficiency and reduces manual labor.

During the use of the above-mentioned earth rammer, the handle is manually supported by humans, and the whole machine vibrates greatly. The staff needs to use strong arm force to hold the handle of the whole machine, otherwise it is easy to cause the earth rammer to overturn. The physical strength of the rammed earth workers is relatively large.

SUMMARY OF THE INVENTION

In order to reduce the physical strength consumption of the rammed earth workers and make it easier for the rammed earth workers to control the rammed earth equipment, the present application provides a foundation ramming device for construction engineering.

A kind of foundation tamping device for construction engineering provided by the application adopts the following technical scheme:

A foundation tamping device for construction engineering, comprising a casing on which a plurality of tamping rods slide vertically, and a drive for moving the plurality of ramming rods for free fall motion is arranged in the casing. The casing is provided with a moving assembly which is convenient for the casing to move on the ground surface, and a knocking assembly for hitting the top of the tamper bar is also arranged in the casing.

By adopting the above technical solution, the entire casing is moved along the length direction of the foundation by moving the assembly. During the movement of the casing, the driving assembly causes several tamper bars to perform free fall synchronously, so that the lower end of the tamper bars knocks On the surface of the foundation and under the action of the knocking components, the force of the tamper bar hitting the ground is greater, and the tamping quality of the foundation is higher. Due to the free fall motion of the tamper bar, it is difficult for the entire casing to shake greatly, and the rammed earth works. People do not need to consume a lot of physical strength.

Optionally, the drive assembly includes a rack portion disposed on the tamper bar, an incomplete gear disposed corresponding to the rack portion, a mounting rod that is rotatably disposed on the casing, and a motor mounted outside the casing. The incomplete gear meshes with the teeth of the rack portion, the incomplete gear is coaxially fixed on the outer side of the installation rod, and the rotating shaft of the motor is coaxially and fixedly connected to the installation rod.

By adopting the above technical solution, the rotating shaft of the motor and the installation rod are driven to rotate synchronously, so that the incomplete gear meshing rack part moves upward, and when the incomplete gear and the rack part cannot mesh, the tamper bar moves up to the highest position at this time , Under the action of its own gravity, the tamper bar performs a free fall motion vertically downwards, and rams the foundation.

Optionally, an adjustment hole is formed through the side wall of the casing, an adjustment block is slid in the adjustment hole, the installation rod is rotatably connected to the adjustment block, and the casing is rotatably connected with an adjustment wire. The adjusting block is threadedly connected with the adjusting screw, and the motor is fixed on the side wall of the adjusting block.

By adopting the above technical solution, when the hammering force of the tamper bar needs to be adjusted, the adjusting screw is rotated to make the adjusting block slide in the adjusting hole, and the incomplete gear is separated from the rack portion at this time, so that the tamper bar is pulled vertically upward for a certain amount of time. After the distance, the incomplete gear is driven in reverse to mesh with the rack part, which increases the landing height of the tamper bar, thereby enhancing the force of the tamper bar to hammer the ground.

Optionally, the knocking assembly includes a transmission rod rotatably connected in the inner cavity of the casing, a mounting plate coaxially fixed on the transmission rod and corresponding to the tamper rod, an elastic plate detachably provided on the mounting plate, a fixed The percussion hammer at the end of the elastic plate away from the installation plate, and the transmission part arranged on the casing to drive the transmission rod to rotate through the motor, when the upper end of the driving tamper bar is at the highest position, the percussion hammer hits the tamper rod to make the tamper rod vertical Swipe down.

By adopting the above technical solution, when the upper end of the tamper bar moves to the highest position, under the action of the transmission component, the mounting plate and the transmission bar are rotated synchronously, so that the hammer hits the upper end of the tamper bar, and the elastic plate is slightly bent, The restoring force of the elastic plate causes the tamper bar to slide vertically downward, and the tamper bar accelerates the free fall and slides downward until it hits the ground of the foundation and compacts the ground.

Optionally, the transmission component includes a linkage rod rotating between the installation rod and the transmission rod, a first bevel gear coaxially fixed on the outside of the installation rod, coaxially fixed on the end of the linkage rod and the first bevel gear. The meshed second bevel gear, the third bevel gear coaxially fixed on the outside of the transmission rod, and the fourth bevel gear coaxially fixed at the other end of the link rod and meshed with the third bevel gear, the link rod is rotatably connected to the machine. on the outer side wall of the shell.

By adopting the above technical solution, in the process of driving the installation rod to rotate, the first bevel gear meshes with the second bevel gear to rotate, so that the linkage rod rotates synchronously with the fourth bevel gear, and the third bevel gear meshes with the fourth bevel gear to rotate, thereby transmitting The rod also rotates synchronously. When the upper end of the tamper rod moves up to the highest position, the hammer hits the upper end of the tamper rod, so that the tamper rod accelerates free fall and moves downward, which is more convenient for the tamper rod to hammer the ground.

Optionally, the bottom end of the tamper bar is provided with a threaded hole, the side wall of the tamper bar is provided with an embedding groove, and a scale bar is embedded and fixed in the embedding groove.

By adopting the above technical solution, several hammering devices can be threadedly connected to the bottom end of the tamper bar, thereby facilitating the hammering of the foundation by the tamper bar. With the scale bar, the staff can precisely adjust the length of the tamper bar up or down.

Optionally, the moving assembly includes two mounting seats, disks rotatably arranged at both ends of the mounting seats, a plurality of support rods fixed on the circumferential side of the disks, a roller connected to the end of the support rods away from the disk in rotation, several The support rods are evenly spaced along the circumference of the disc.

By adopting the above technical solution, the whole casing can not only move on the flat ground, but also move on the stepped ground.

Optionally, an electric push cylinder is fixed on the outer side of the casing, and the piston rod of the electric push cylinder is fixedly connected to the mounting seat.

By adopting the above technical solution, the piston rod of the electric push cylinder is driven to extend or retract, so as to adjust the distance between the bottom of the entire casing and the ground, thereby adjusting the strength of the tamper bar to beat the foundation.

To sum up, the present application includes at least one of the following beneficial technical effects:

The force of the tamper bar hammering the ground is greater, and the tamping quality of the foundation is higher. Because the tamper bar is in free fall, the entire casing is difficult to shake greatly, and the rammed earth workers do not need to consume a lot of physical strength.

Description of drawings

FIG. 1 is an axonometric view of the overall structure of this embodiment.

FIG. 2 is a schematic diagram of the internal structure of the casing in this embodiment.

FIG. 3 is a schematic diagram of the overall structure of the tamper bar in this embodiment.

Reference numerals: 1, casing; 2, tamper bar; 3, drive assembly; 4, moving assembly; 5, knocking assembly; 6, rack part; 7, incomplete gear; 8, mounting rod; 9, motor ;10. Adjusting hole; 11. Adjusting block; 12. Adjusting screw; 13. Transmission rod; 14. Mounting plate; 15. Elastic plate; 16. Percussion hammer; 17. Transmission part; , the first bevel gear; 20, the second bevel gear; 21, the third bevel gear; 22, the fourth bevel gear; 23, the threaded hole; 24, the socket; 25, the scale bar; 26, the mounting seat; 27, the circle plate; 28, support rod; 29, roller; 30, electric push cylinder.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1-3.

The embodiment of the present application discloses a foundation tamping device for construction engineering.

Referring to FIG. 1 , a foundation tamping device for construction engineering includes a casing 1, which is a rectangular metal casing, and a moving assembly 4 is provided on the outer side of the casing 1. The moving assembly 4 includes a mounting seat 26, a circular The disk 27, the support rod 28 and the roller 29, the number of the mounting seats 26 is set to two, the two mounting seats 26 are respectively arranged on both sides of the casing 1, and the number of the disks 27 corresponds to the number of the mounting seats 26 Setting, the disk 27 is rotatably connected to the mounting seat 26, and the support rods 28 are evenly spaced on the peripheral side of the disk 27. It is optimal to set six support rods 28 on the peripheral side of each disk 27, adjacent to each other. The included angle between the two support rods 28 is set to sixty degrees. The support rod 28 is arranged corresponding to the roller 29 , and the roller 29 is rotatably connected to the end of the support rod 28 .

1 , an electric push cylinder 30 is provided on the upper side of each mounting seat 26, the base of the electric push cylinder 30 is fixedly installed on the outer side of the casing 1, and the piston rod of the electric push cylinder 30 is fixedly connected with the mounting seat 26. The piston rod of the electric push cylinder 30 is telescopic, which can realize the adjustment of the degree of foundation compaction.

Referring to FIG. 2, in order to reduce the shaking during the process of tamping the foundation, a number of tamper bars 2 are vertically slidably arranged on the casing 1. The tamper bars 2 are optimally set as iron rods. A plurality of tamper bars 2 are driven components 3 for free fall motion.

1 and 2, the drive assembly 3 includes a rack portion 6, an incomplete gear 7, a mounting rod 8 and a motor 9. The rack portion 6 is integrally formed with the teeth outside the tamper bar 2, and the mounting rod 8 is provided on the machine. On the shell 1, the mounting rod 8 can be rotated, the rotating shaft of the motor 9 is coaxially and fixedly connected with the mounting rod 8, the incomplete gear 7 is coaxially fixed on the outside of the mounting rod 8, and the incomplete gear 7 is meshed with the rack portion 6, thereby The rotating shaft of the motor 9 is driven to rotate, so that the incomplete gear 7 engages the teeth on the tamper bar 2, and the tamper bar 2 is moved vertically upward. When the incomplete gear 7 rotates to the side wall without teeth, the tamper bar 2 is in the It falls vertically downward under its own gravity, thereby compacting the foundation.

1 and 2, in order to facilitate the adjustment of the height of the tamper bar 2, so as to realize the adjustment of the strength of the tamper bar 2 hitting the foundation, an adjustment hole 10 is provided through the side wall of the casing 1, and the adjustment hole 10 The sliding is provided with an adjusting block 11 , and the sliding direction of the adjusting block 11 is perpendicular to the axial direction of the installation rod 8 . The mounting rod 8 is rotatably connected between the two adjusting blocks 11 , and the motor 9 is fixed on the outer side wall of one of the adjusting blocks 11 . One side wall of the casing 1 is rotatably connected with an adjusting screw 12, and the adjusting block 11 and the adjusting screw 12 are threadedly connected, and the adjusting screw 12 is rotated so that the entire motor 9 and the mounting rod 8 are along the adjusting hole 10. Sliding in the longitudinal direction of the tamper bar, so that the incomplete gear 7 is disengaged from the rack portion 6 of the tamper bar 2, which is more convenient for the staff to move and adjust the entire tamper bar 2 vertically upward.

3, in order to accurately adjust the height of the tamper bar 2, a slot 24 is provided on the side wall of the tamper bar 2, and a scale bar 25 is embedded and fixed in the slot 24, and the scale bar 25 is marked with a height value. , the staff can observe the height value in real time during the process of vertically pulling the tamper bar 2 up.

Referring to FIG. 3 , the bottom end of the tamper bar 2 is also provided with a threaded hole 23, and the threaded hole 23 of the tamper bar 2 can be connected with an iron hammer or other knocking objects, so that in the process of hammering the foundation by the tamper bar 2, the Use different rammed earth tools for tamping.

2 , the casing 1 is also provided with a knocking assembly 5 for knocking the top end of the tamper bar 2. The knocking assembly 5 includes a transmission rod 13, a mounting plate 14, an elastic plate 15, and a knocking hammer 16 and a set on the machine. The transmission member 17 on the casing 1 drives the transmission rod 13 to rotate through the motor 9, and the transmission rod 13 is rotatably connected to the casing 1. The number of the mounting discs 14 is equal to the number of the tamper bars 2. One is fixed on the outer side of the transmission rod 13 , there are several elastic plates 15 , the elastic plates 15 are fixed on the side wall of the mounting plate 14 by bolts, and the hammer 16 is fixed on the side of the elastic plate 15 away from the mounting plate 14 .

2 , the transmission component 17 includes a linkage rod 18 , a first bevel gear 19 , a second bevel gear 20 , a third bevel gear 21 and a fourth bevel gear 22 , and the transmission rod 13 is rotatably connected to the side wall of the casing 1 , one end of the link rod 18 faces the installation rod 8 and the other end faces the transmission rod 13 , the first bevel gear 19 is coaxially fixed on the outside of the installation rod 8 , and the second bevel gear 20 is coaxially fixed on the link rod 18 and faces the installation rod 8 At one end, the first bevel gear 19 meshes with the second bevel gear 20, the third bevel gear 21 is coaxially fixed on the outside of the transmission rod 13, the fourth bevel gear 22 is coaxially fixed at the other end of the link rod 18, and the third The bevel gear 21 meshes with the fourth bevel gear 22. During the process of driving the mounting rod 8 to rotate through the motor 9, the linkage rod 18 rotates to drive the transmission rod 13 to rotate, so that when the upper end of the tamper bar 2 is displaced to the highest position, the knocking The hammer 16 hits the upper end of the tamper bar 2, the tamper bar 2 moves downward at an accelerated rate, and hits hard on the surface of the foundation to realize the tamping of the foundation.

The implementation principle of a foundation tamping device for a construction project in the embodiment of the present application is as follows: after the earth ramming worker starts the whole device, the whole casing 1 is manually or through traction equipment to move on the foundation, and the motor 9 drives the installation rod 8 to rotate. , so that the incomplete gear 7 meshes with the rack portion 6, and the tamper bar 2 is vertically moved upward. At this time, the toothless side of the incomplete gear 7 faces the teeth portion of the tamper bar 2, and the upper end of the tamper bar 2 is at the highest position. When the hammer 16 rotates, the hammer 16 strikes the uppermost end of the tamper bar 2 to accelerate the downward movement of the tamper bar 2, thereby compacting the foundation.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (8)

1. The utility model provides a foundation that building engineering used ramming flat device which characterized in that: including casing (1), vertical sliding has a plurality of tamp pole (2) on casing (1), be provided with in casing (1) and be used for stirring drive assembly (3) that a plurality of tamp pole (2) do the free falling body motion, be provided with removal subassembly (4) that casing (1) moved on the ground face of being convenient for on casing (1), still be provided with in casing (1) and be used for knocking knock the subassembly (5) of knocking on tamp pole (2) top.

2. A foundation-flattening device for construction work according to claim 1, characterized in that: drive assembly (3) including setting up rack portion (6) on ramming pole (2), correspond incomplete gear (7) that sets up, rotate installation pole (8) of setting on casing (1), install motor (9) in the casing (1) outside with rack portion (6), the tooth meshing of incomplete gear (7) and rack portion (6), incomplete gear (7) coaxial fixation is in the outside of installing pole (8), the pivot and the coaxial fixed connection of installation pole (8) of motor (9).

3. A foundation-flattening device for construction work according to claim 2, characterized in that: run through on the lateral wall of casing (1) and seted up regulation hole (10), regulation hole (10) internal slipping has regulating block (11), installation pole (8) are rotated and are connected on regulating block (11), it is connected with regulation lead screw (12) to rotate on casing (1), regulating block (11) and regulation lead screw (12) threaded connection, motor (9) are fixed on the lateral wall of regulating block (11).

4. A foundation-flattening device for construction work according to claim 3, characterized in that: strike subassembly (5) including rotate connecting in drive link (13) of casing (1) inner chamber, coaxial fix on drive link (13) with rammer (2) correspond mounting disc (14) that set up, can dismantle elastic plate (15) of setting on the mounting panel, fix strike hammer (16) of keeping away from mounting disc (14) one end in elastic plate (15), set up and order about drive link (13) pivoted drive disk (17) through motor (9) on casing (1), when the upper end of ordering about rammer (2) is located the highest position, strike hammer (16) and strike rammer (2) and make vertical downward slip of rammer (2).

5. The foundation-flattening device for construction work of claim 4, wherein: the transmission component (17) comprises a linkage rod (18) which rotates between the mounting rod (8) and the transmission rod (13), a first bevel gear (19) which is coaxially fixed on the outer side of the mounting rod (8), a second bevel gear (20) which is coaxially fixed at the end part of the linkage rod (18) and is meshed with the first bevel gear (19), a third bevel gear (21) which is coaxially fixed on the outer side of the transmission rod (13), and a fourth bevel gear (22) which is coaxially fixed at the other end of the linkage rod (18) and is meshed with the third bevel gear (21), wherein the linkage rod (18) is rotatably connected to the outer side wall of the machine shell (1).

6. A foundation-flattening device for construction work according to claim 1, characterized in that: threaded hole (23) have been seted up to the bottom of rammer (2), have seted up caulking groove (24) on the lateral wall of rammer (2), it is fixed with scale bar (25) to inlay in caulking groove (24).

7. A foundation-flattening device for construction work according to claim 1, characterized in that: remove subassembly (4) and include two mount pads (26), rotate disc (27), a plurality of that set up at mount pad (26) both ends and fix bracing piece (28) of disc (27) week side, rotate and connect gyro wheel (29) of keeping away from disc (27) one end at bracing piece (28), a plurality of bracing piece (28) evenly set up along the week side interval of disc (27).

8. A foundation-flattening device for construction work according to claim 7, characterized in that: an electric pushing cylinder (30) is fixed on the outer side of the machine shell (1), and a piston rod of the electric pushing cylinder (30) is fixedly connected with the mounting seat (26).

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