CN219908918U - Hydraulic impact hammer - Google Patents

Abstract

The utility model relates to the field of impact hammer equipment, in particular to a hydraulic impact hammer, wherein an impact rod is arranged at the output end of the hydraulic equipment, a hammer head is arranged at the bottom end of the impact rod, a baffle plate penetrated by the impact rod is arranged above the hammer head, a plurality of buffer rods are arranged at the upper end of the baffle plate, two ends of each buffer rod are respectively connected with the baffle plate and the hydraulic equipment, a buffer groove is arranged at the lower end of the hydraulic equipment, a buffer spring penetrating the buffer rod and inserted into the buffer groove is arranged at the upper end of the baffle plate, the baffle plate can move along with the hydraulic equipment in the moving process, broken stones generated in the moment when the hammer head is contacted with a pile body are blocked by the baffle plate in the knocking process, so that the broken stone can be prevented from entering the hydraulic equipment at the bottom end of the hydraulic equipment, the stability of the hammer head during impact can be improved, and the stability of the structure during use can be improved.

Description

Hydraulic impact hammer

Technical Field

The utility model relates to the field of impact hammer equipment, in particular to a hydraulic impact hammer.

Background

As is well known, hydraulic impact hammers belong to the impact type pile hammers and can be divided into a single-action type and a double-action type according to the structure and the working principle thereof. The single-action type impact hammer core is quickly released after being lifted to a preset height by a hydraulic device, and the impact hammer core strikes the pile body in a free falling manner; the double-acting type is that after the impact hammer core is lifted to a preset height by a hydraulic device, acceleration energy is obtained from a hydraulic system to improve the impact speed so as to strike the pile body.

The existing novel hydraulic impact hammer can cause broken stone to burst and enter the shell from the hollow structure in the moment that the impact hammer contacts with the pile body in the piling process, so that the impact hammer operation track is easy to clamp, and mechanical accidents are caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a hydraulic impact hammer.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic impact hammer, includes frame body and hydraulic equipment, hydraulic equipment is located the inside of frame body, the symmetry sets up two guide ways on the inner wall of frame body, the top symmetry of hydraulic equipment sets up two and removes the seat, remove and be equipped with on the seat with guide way complex guide block, hydraulic equipment's output is equipped with the impact bar, the bottom of impact bar is equipped with the tup, the top of tup is equipped with the baffle that is run through by the impact bar, the upper end of baffle is equipped with a plurality of buffer bars, baffle and hydraulic equipment are connected respectively at buffer bar both ends, the lower extreme of hydraulic equipment is equipped with the buffer tank, the upper end of baffle is equipped with the buffering spring that runs through the buffer bar and inserts the buffer tank inside.

In order to improve the smoothness of the baffle plate during movement, the utility model is improved in that two rollers are symmetrically arranged on the baffle plate, and the outer walls of the rollers are contacted with the frame body.

In order to improve the stability of the baffle plate in use, the utility model is improved in that positioning plates are arranged at two ends of the buffer rod and are respectively fixed at the lower end of the hydraulic equipment and the upper end of the baffle plate through screws.

Compared with the prior art, the utility model provides the hydraulic impact hammer, which has the following beneficial effects:

according to the hydraulic impact hammer, the baffle can move along with the hydraulic equipment in the moving process, and broken stone generated in the moment that the hammer head is contacted with the pile body in the knocking process can be blocked by the baffle, so that broken stone can be prevented from entering the hydraulic equipment at the bottom end of the hydraulic equipment, the stability of the hammer head in the impact process can be improved, and the stability of the structure in the use process can be improved;

when the baffle receives stone impact force, the buffer rod can be compressed, and the buffer spring can stretch out and draw back in the inside of buffer tank this moment, through the buffer rod that is equipped with, can provide a buffer structure for baffle department, avoid the baffle to receive the too big and damage of impact force of stone.

Drawings

FIG. 1 is a schematic diagram 1 of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model 2;

FIG. 3 is a front view of FIG. 1 of the present utility model;

FIG. 4 is a schematic view of a partial enlarged structure of the present utility model at A in FIG. 3;

in the figure: 1. a frame body; 2. a guide groove; 3. a hydraulic device; 4. a baffle; 5. an impact bar; 6. a hammer head; 7. a movable seat; 8. a buffer spring; 9. a buffer rod; 10. a roller; 11. and (5) positioning the plate.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a hydraulic impact hammer comprises a frame body 1 and a hydraulic device 3, wherein the hydraulic device 3 is positioned in the frame body 1, two guide grooves 2 are symmetrically arranged on the inner wall of the frame body 1, two movable seats 7 are symmetrically arranged at the top end of the hydraulic device 3, guide blocks matched with the guide grooves 2 are arranged on the movable seats 7, an impact rod 5 is arranged at the output end of the hydraulic device 3, a hammer head 6 is arranged at the bottom end of the impact rod 5, a baffle 4 penetrated by the impact rod 5 is arranged above the hammer head 6, a plurality of buffer rods 9 are arranged at the upper end of the baffle 4, the two ends of the buffer rod 9 are respectively connected with the baffle 4 and the hydraulic device 3, buffer grooves are arranged at the lower end of the hydraulic device 3, buffer springs 8 penetrating through the buffer rods 9 and inserted into the buffer grooves are arranged at the upper end of the baffle 4, when the structure is used, the frame body 1 is arranged on designated piling equipment, the pile body is positioned in the frame body 1 and below the hammer head 6, the hydraulic equipment 3 drives the hammer head 6 to lift up and down together with the impact rod 5 after being started, so that the hammer head 6 impacts the pile body, the position of the hydraulic equipment 3 also descends along with the descending of the pile body, at the moment, the guide block can move in the guide groove 2, the baffle 4 can also move along with the hydraulic equipment 3 in the moving process of the hydraulic equipment 3, broken stone generated in the moment when the hammer head 6 contacts with the pile body is blocked by the baffle 4, thereby avoiding the broken stone from entering the hydraulic equipment 3 at the bottom end of the hydraulic equipment 3, improving the stability of the hammer head 6 during impact and further improving the stability of the structure during use, the impact rod 5 and the hammer head 6 are fixed by bolts.

When baffle 4 received the stone impact force, buffer rod 9 can be compressed, and buffer spring 8 can be flexible in the inside of buffer tank this moment, through the buffer rod 9 that is equipped with, can provide a buffer structure for baffle 4 department, avoid baffle 4 to receive the too big and damage of impact force of stone.

When the baffle 4 is lifted, if the friction force between the baffle 4 and the frame body 1 is too large, the smoothness of the baffle 4 during lifting can be influenced, two rollers 10 are symmetrically arranged on the baffle 4, the outer walls of the rollers 10 are in contact with the frame body 1, when the baffle 4 is lifted, the rollers 10 roll, through the rollers 10, the friction force between the baffle 4 and the frame body 1 can be reduced, and the smoothness of the baffle 4 during lifting can be improved.

When baffle 4 is damaging, need dismantle buffer rod 9, the both ends of buffer rod 9 are equipped with locating plate 11, locating plate 11 passes through the screw to be fixed respectively in the lower extreme of hydraulic equipment 3 and the upper end of baffle 4, loosens the screw on the locating plate 11, just can split baffle 4 and buffer rod 9.

In this description, it should be noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. The utility model provides a hydraulic impact hammer, includes frame body (1) and hydraulic equipment (3), hydraulic equipment (3) are located the inside of frame body (1), symmetry sets up two guide way (2) on the inner wall of frame body (1), the top symmetry of hydraulic equipment (3) sets up two and removes seat (7), remove and be equipped with on seat (7) with guide way (2) complex guide block, its characterized in that: the output of hydraulic equipment (3) is equipped with impact rod (5), the bottom of impact rod (5) is equipped with tup (6), the top of tup (6) is equipped with baffle (4) that are run through by impact rod (5), the upper end of baffle (4) is equipped with a plurality of buffer bars (9), baffle (4) and hydraulic equipment (3) are connected respectively at buffer bar (9) both ends, the lower extreme of hydraulic equipment (3) is equipped with the buffer tank, the upper end of baffle (4) is equipped with runs through buffer bar (9) and inserts buffer spring (8) inside the buffer tank.

2. A hydraulic impact hammer according to claim 1, wherein: two rollers (10) are symmetrically arranged on the baffle plate (4), and the outer walls of the rollers (10) are contacted with the frame body (1).

3. A hydraulic impact hammer according to claim 2, wherein: the two ends of the buffer rod (9) are provided with positioning plates (11), and the positioning plates (11) are respectively fixed at the lower end of the hydraulic equipment (3) and the upper end of the baffle plate (4) through screws.