CN213390075U

CN213390075U - A dig quick-witted hydraulic ram for platform back is backfilled

Info

Publication number: CN213390075U
Application number: CN202021100391.1U
Authority: CN
Inventors: 周卫华; 周力; 张昌峰; 董保成; 吴春成; 石万山
Original assignee: CCCC Fourth Highway Engineering Co Ltd
Current assignee: CCCC Fourth Highway Engineering Co Ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-06-08
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to a hydraulic ram technical field, and a dig quick-witted hydraulic ram for bench back is backfilled is disclosed, including the hydraulic ram with fixed the flat board that sets up in the hydraulic ram bottom, dull and stereotyped below is provided with first clamp plate, the both sides setting of first clamp plate all is provided with the second clamp plate, the top of first clamp plate is provided with elevating system and drive mechanism, the dull and stereotyped bottom both ends are all fixed and are equipped with the connecting rod, one side that first clamp plate was kept away from to two connecting rod lower extremes is fixed and is equipped with first U-shaped piece, one side that two second clamp plates are close to first clamp plate is all fixed and is equipped with the second U-shaped piece, first U-shaped piece and second U-shaped piece rotate through first pivot and connect, both ends all are provided with shrink opening. The utility model discloses can adjust the dull and stereotyped area in hydraulic ram bottom, can carry out the pine soil rammer of different area within ranges according to the operation requirement and tie.

Description

A dig quick-witted hydraulic ram for platform back is backfilled

Technical Field

The utility model relates to a hydraulic pressure rammer technical field especially relates to a dig quick-witted hydraulic pressure rammer for platform back of body is backfilled.

Background

In bridge construction, the backfill of the bridge abutment back, the upper part of the culvert and other parts is generally called abutment back backfill, which is an important component for controlling the engineering construction quality and generally adopts a hydraulic ram matched with a digging machine to carry out the tamping work of the abutment back backfill.

Wherein patent number is CN202610789U discloses a hydraulic type vibratory tamper, this hydraulic tamper is in slot and narrow road surface tamping construction at the during operation, coordinate the hydro-cylinder of operation control davit, make the tamping plate device of hydraulic type vibratory tamper hug closely need tamp on slot bottom surface or the narrow road surface, the excavator provides hydraulic power source and gives hydraulic motor, hydraulic motor rotates, it rotates to drive the coupling shaft, thereby it rotates to drive the eccentric block, eccentric device realizes the motion of centrifugal force amplitude, produce the shock power, the soil loosening to tamping plate device contact reaches the tamping effect, but there is certain defect in the hydraulic tamper when the use:

the flat plate area of the bottom of the hydraulic tamper is fixed, so that the loose soil cannot be tamped in a large range, and the tamping area of the flat plate at the bottom cannot be freely adjusted according to the tamping requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art that the flat area of hydraulic ram bottom is certain, can not freely adjust the problem of the area of flat rammer compaction, and the excavator hydraulic ram who is used for the platform back to backfill that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dig quick-witted hydraulic ram for bench back is backfilled, includes the hydraulic ram and fixes the flat board that sets up in the hydraulic ram bottom, dull and stereotyped below is provided with first clamp plate, the both sides setting of first clamp plate all is provided with the second clamp plate, the top of first clamp plate is provided with elevating system and drive mechanism, dull and stereotyped bottom both ends are all fixed and are equipped with the connecting rod, two one side that first clamp plate was kept away from to the connecting rod lower extreme is fixed and is equipped with first U-shaped piece, two one side that the second clamp plate is close to first clamp plate is all fixed and is equipped with second U-shaped piece, first U-shaped piece and second U-shaped piece rotate the connection through first pivot, both ends all are provided with shrink opening mechanism about dull and stereotyped.

Preferably, the lifting mechanism comprises two symmetrically arranged bolts, the bottoms of the two bolts are rotatably connected with the top of the first pressing plate through first rotating bearings, and the tops of the two bolts penetrate through the flat plate and are in threaded connection with the flat plate.

Preferably, drive mechanism includes the belt pulley of two symmetry settings, two the belt pulley is respectively with the pole wall lower end fixed socket joint of two bolts, two the belt pulley passes through belt transmission and connects.

Preferably, the contraction opening mechanism comprises two symmetrically arranged lead screws, wherein the bottoms of the lead screws are connected with two flat top sides in a rotating mode through second rotating bearings, the two top sides of the lead screws are connected with sliders, two sliders are connected to the rod walls of the lead screws in a threaded mode, one sides, far away from the hydraulic ram, of the sliders are fixedly provided with third U-shaped blocks, two fourth U-shaped blocks are fixedly arranged on one sides, far away from the hydraulic ram, of the tops of the second pressing plates, pull rods are connected with the third U-shaped blocks and the fourth U-shaped blocks in a rotating mode through second shaft pins, two symmetrical telescopic rods are fixedly arranged at the bottoms of the sliders, and the telescopic rods are located on two sides of the lead screws, the bottoms of the telescopic rods.

Preferably, the tops of the two screw rods are fixedly provided with rotating blocks.

Preferably, the first pressing plate and the second pressing plate are both made of alloy cast iron.

Compared with the prior art, the utility model provides a dig quick-witted hydraulic ram for platform back is backfilled possesses following beneficial effect:

1. this a dig quick-witted hydraulic ram for bench back backfill, through first clamp plate, elevating system and the drive mechanism that is equipped with, can go up and down to carry out independent work to first clamp plate.

2. This a dig quick-witted hydraulic ram for bench back backfill through the connecting rod, first U-shaped piece and second U-shaped piece and the second clamp plate that are equipped with, is connected second clamp plate and flat board, is convenient for use the second clamp plate.

3. This a dig quick-witted hydraulic ram for bench back is backfilled through the shrink and the mechanism that opens that is equipped with, contracts two second clamp plates, reduces area occupied, opens and cooperates first clamp plate to tamp work when needs use simultaneously.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can adjust the dull and stereotyped area in bottom, can carry out the loose soil ramming in the different area scopes according to the operation requirement and tie, has improved the result of use of hydraulic ram.

Drawings

Fig. 1 is a schematic structural diagram of a excavator hydraulic ram for table back backfilling according to the present invention;

fig. 2 is a schematic side view of the structure of fig. 1.

In the figure: the hydraulic rammer comprises a hydraulic rammer 1, a flat plate 2, a first pressing plate 3, a second pressing plate 4, a connecting rod 5, a first U-shaped block 6, a second U-shaped block 7, a bolt 8, a belt pulley 9, a belt 10, a lead screw 11, a sliding block 12, a third U-shaped block 13, a fourth U-shaped block 14, a pull rod 15, a telescopic rod 16 and a rotating block 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a hydraulic rammer of a digging machine for backfilling a table back comprises a hydraulic rammer 1 and a flat plate 2 fixedly arranged at the bottom of the hydraulic rammer 1, wherein a first pressing plate 3 is arranged below the flat plate 2, second pressing plates 4 are respectively arranged at two sides of the first pressing plate 3, the first pressing plate 3 and the second pressing plate 4 are arranged for ramming soil, a lifting mechanism and a transmission mechanism are arranged at the top of the first pressing plate 3, connecting rods 5 are respectively and fixedly arranged at two ends of the bottom of the flat plate 2, a first U-shaped block 6 is fixedly arranged at one side of the lower ends of the two connecting rods, which is far away from the first pressing plate 3, a second U-shaped block 7 is fixedly arranged at one side of the two second pressing plates 4, which is close to the first pressing plate 3, the first U-shaped block 6 is rotatably connected with the second U-shaped block 7 through a first shaft pin, the connecting rods 5 are arranged, and, both ends all are provided with the shrink expanding mechanism about the top of flat board 2.

Elevating system includes the bolt 8 that two symmetries set up, the top rotation connection of first clamp plate 3 is all passed through first rolling bearing in the bottom of two bolts 8, dull and stereotyped 2 and dull and stereotyped 2 threaded connection are all passed at the top of two bolts 8, drive mechanism includes the belt pulley 9 that two symmetries set up, two belt pulley 9 are fixed cup joints with the pole wall lower extreme of two bolts 8 respectively, two belt pulley 9 pass through belt 10 transmission and connect, the transmission effect through belt pulley 9 and belt 10 makes two bolts 8 rotate simultaneously.

The contraction and expansion mechanism comprises two symmetrically arranged lead screws 11, the bottoms of the two lead screws 11 are rotatably connected with the two sides of the top of the flat plate 2 through second rotating bearings, the rod walls of the two lead screws 11 are in threaded connection with sliders 12, one sides of the two sliders 12, which are far away from the hydraulic ram 1, are fixedly provided with third U-shaped blocks 13, one sides of the tops of the two second pressing plates 4, which are far away from the hydraulic ram 1, are fixedly provided with fourth U-shaped blocks 14, the third U-shaped blocks 13 and the fourth U-shaped blocks 14 are jointly and rotatably connected with pull rods 15 through second shaft pins, the bottoms of the two sliders 12 are respectively and fixedly provided with two symmetrical telescopic rods 16, the two telescopic rods 16 are positioned at the two sides of the lead screws 11, the bottoms of the two telescopic rods are fixedly connected with the top of the flat plate 2, the telescopic rods 16 are arranged to limit the movement of the sliders 12, the tops of the, the wear resistance and hardness of the first pressing plate 3 and the second pressing plate 4 are improved by adopting alloy cast iron.

In the utility model, when the operator uses the hydraulic rammer 1 to cooperate with the excavator to rammer, when the small-area platform back is backfilled and rammed, the bolt 8 on one side of the first pressing plate 3 is rotated, the two bolts 8 are simultaneously rotated under the action of the belt pulley 9 and the belt 10 to drive the first pressing plate 3 to press down, so that the ramming work is only carried out through the first pressing plate 3, when the large-area rammer needs to be carried out, the rotating block 17 on the top of the two lead screws 11 is rotated, so that the slide block 12 on the rod wall of the lead screw 11 slides downwards under the limit of the telescopic rod 16, the pull rod 15 is pushed by the third U-shaped block 13 while the slide block 12 descends, so that the pull rod 15 pushes the fourth U-shaped block 14, finally, the fourth U-shaped block 14 pushes the second pressing plate 4 to be in the horizontal direction, the second pressing plate 4 is pushed to rotate relatively with the connecting rod 5 through the first U-shaped block 6 and the, and then the bolt 8 is rotated reversely, so that the first pressing plate 3 moves upwards to be in the same horizontal line with the two second pressing plates 4, the land ramming work within a large area range can be carried out, and after the work is finished, the rotating block 17 is rotated reversely, and the rotating block shrinks to the two sides of the flat plate 2 under the action of the screw rod 11, the sliding block 12, the third U-shaped block 13, the pull rod 15 and the fourth U-shaped block 14, so that the occupied space is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hydraulic tamper of a digging machine for backfilling a platform back comprises a hydraulic tamper (1) and a flat plate (2) fixedly arranged at the bottom of the hydraulic tamper (1), it is characterized in that a first pressing plate (3) is arranged below the flat plate (2), the two sides of the first pressing plate (3) are respectively provided with a second pressing plate (4), the top of the first pressing plate (3) is provided with a lifting mechanism and a transmission mechanism, both ends of the bottom of the flat plate (2) are fixedly provided with connecting rods (5), one side of the lower ends of the two connecting rods, which is far away from the first pressing plate (3), is fixedly provided with a first U-shaped block (6), one side of the two second pressing plates (4), which is close to the first pressing plate (3), is fixedly provided with a second U-shaped block (7), the first U-shaped block (6) and the second U-shaped block (7) are rotatably connected through a first shaft pin, and contraction and expansion mechanisms are arranged at the left end and the right end of the top of the flat plate (2).

2. The hydraulic tamper for backfill of a table back according to claim 1, characterized in that the lifting mechanism comprises two symmetrically arranged bolts (8), the bottom of each of the two bolts (8) is rotatably connected with the top of the first pressing plate (3) through a first rotating bearing, and the top of each of the two bolts (8) passes through the flat plate (2) and is in threaded connection with the flat plate (2).

3. The hydraulic tamper for backfill of a bench back according to claim 1, characterized in that the transmission mechanism comprises two symmetrically arranged pulleys (9), the two pulleys (9) are respectively fixedly sleeved with the lower ends of the rod walls of the two bolts (8), and the two pulleys (9) are in transmission connection through a belt (10).

4. The excavator hydraulic ram for bench back backfilling according to claim 1, wherein the contraction and expansion mechanism comprises two symmetrically arranged lead screws (11), the bottoms of the two lead screws (11) are rotatably connected with two sides of the top of the flat plate (2) through second rotating bearings, the rod walls of the two lead screws (11) are respectively in threaded connection with a sliding block (12), a third U-shaped block (13) is fixedly arranged on one side of each sliding block (12) far away from the hydraulic ram (1), a fourth U-shaped block (14) is fixedly arranged on one side of the top of each second pressing plate (4) far away from the hydraulic ram (1), the third U-shaped block (13) and the fourth U-shaped block (14) are respectively and rotatably connected with a pull rod (15) through a second shaft pin, and two symmetrical telescopic rods (16) are fixedly arranged at the bottoms of the two sliding blocks (12), the two telescopic rods (16) are positioned at two sides of the screw rod (11) and the bottoms of the two telescopic rods are fixedly connected with the top of the flat plate (2).

5. The hydraulic tamper for backfilling of a platform back according to claim 4, wherein a rotating block (17) is fixedly arranged at the top of each of the two screw rods (11).

6. The excavator hydraulic ram for back filling according to claim 1, wherein the first pressure plate (3) and the second pressure plate (4) are both made of alloy cast iron.