CN220035379U

CN220035379U - Dynamic compactor with cantilever crane shock attenuation buffer function

Info

Publication number: CN220035379U
Application number: CN202320692246.4U
Authority: CN
Inventors: 朱江
Original assignee: Jiangyin Huatian Engineering Machinery Co ltd
Current assignee: Jiangyin Huatian Engineering Machinery Co ltd
Priority date: 2023-04-01
Filing date: 2023-04-01
Publication date: 2023-11-17
Anticipated expiration: 2033-04-01

Abstract

The utility model discloses a dynamic compactor with a cantilever crane damping and buffering function, which belongs to the technical field of dynamic compactor machinery and comprises a cantilever crane, wherein a bottom plate is arranged at the bottom of the cantilever crane, mounting holes are formed in two sides of the surface of the bottom plate, and a hydraulic cylinder is arranged at the inner top end of the cantilever crane.

Description

Dynamic compactor with cantilever crane shock attenuation buffer function

Technical Field

The utility model relates to the technical field of dynamic compaction machinery, in particular to a dynamic compaction machine with an arm support damping and buffering function.

Background

The dynamic compactor is a machine for compacting loose soil in construction engineering. There are many types of dynamic compaction machines, including frog type, vibration type, jump type, ramming type, and hanging hammer type, so that in the process of building construction foundation treatment, the dynamic compaction method is generally adopted to strengthen the foundation according to engineering requirements, and the dynamic compaction machine plays an extremely important role in the foundation treatment process as a mechanical device for implementing the primary choice of the foundation to be subjected to the dynamic compaction treatment.

The existing dynamic compactor has the defects that: when the hydraulic dynamic compactor is used for tamping the ground, because the hydraulic dynamic compactor adopts the hydraulic principle of the hydraulic cylinder, the hydraulic dynamic compactor is used for hammering the pressing hammer to achieve the tamping treatment on the ground, so that the hydraulic cylinder is easy to impact the pressing hammer each time, the impact force is strong, the boom is damaged due to the influence of strong vibration, and meanwhile, the pressing hammer cannot reset in the hammering process of the hydraulic dynamic compactor each time, the tamping force of the pressing hammer on the ground is influenced, and the tamping efficiency of the hydraulic dynamic compactor is reduced.

Therefore, the dynamic compactor with the boom damping and buffering functions needs to be developed.

Disclosure of Invention

The utility model aims to provide a dynamic compactor with a cantilever crane damping and buffering function, which is provided with a buffering mechanism, wherein the buffering mechanism is arranged on a bottom plate and a sleeve in a sliding manner, and the buffering mechanism has the effects of damping and buffering reset, so that when a hydraulic cylinder drives a hammer head to beat a pressing block on the buffering mechanism, the buffering and damping treatment is carried out on the pressing block by the buffering mechanism, the impact force of the hammer head on the pressing block each time is reduced, the condition that the cantilever crane is damaged due to vibration caused by larger impact force each time is avoided, meanwhile, the buffering reset effect of the buffering mechanism is realized, the reset treatment is kept after the pressing block is beaten each time, the beating efficiency and stability of the pressing block by the hammer head are improved, and the problem that the hydraulic dynamic compactor is easily affected by vibration in the background technology is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the dynamic compactor with the cantilever crane damping and buffering functions comprises a cantilever crane, wherein a bottom plate is arranged at the bottom of the cantilever crane, mounting holes are formed in two sides of the surface of the bottom plate, a hydraulic cylinder is arranged at the inner top end of the cantilever crane, a sleeve is arranged in the bottom plate, a T-shaped groove is formed in the sleeve, and a buffering mechanism is arranged at the bottom of the bottom plate;

the buffer mechanism comprises a mounting part and a buffer part, wherein the mounting part is connected with the T-shaped groove, and the buffer part is respectively connected with the mounting part and the mounting hole.

Preferably, fixed plates are arranged above and below the front end face of the hydraulic cylinder, the fixed plates are fixedly connected with the arm support through fastening bolts, and a hammer head is arranged at the output end of the hydraulic cylinder.

Preferably, the installation component includes the briquetting, telescopic column is installed to the top central point of briquetting, telescopic column's top is provided with spacing ring A, spacing ring A's outer wall and T type groove's inner wall sliding connection.

Preferably, a spring A is arranged below the outer wall of the telescopic column, the spring A is located between the pressing block and the sleeve, and a rubber pad is arranged at the top of the limiting ring A.

Preferably, the buffer component comprises a stand column, the outer wall of the stand column is in sliding connection with the inner wall of the mounting hole, and a limiting ring B is arranged at the top end of the stand column.

Preferably, the limiting ring B is positioned in the arm support, a spring B is arranged above the outer wall of the upright post, and the spring B is positioned between the limiting ring B and the bottom plate.

Compared with the prior art, the utility model has the beneficial effects that:

through being equipped with buffer gear, set up buffer gear with gliding mode on bottom plate and sleeve to utilize buffer gear to have shock attenuation and buffering effect that resets, when making pneumatic cylinder drive tup beat the briquetting on the buffer gear, the briquetting is carried out buffering shock attenuation by buffer gear and is handled, reduce the tup and at every turn to briquetting impact force, thereby avoid the great condition emergence that produces the vibrations and cause the cantilever crane to damage of impact force at every turn, buffer gear's buffering reset effect simultaneously, but keep the briquetting to reset after beating at every turn and handle, thereby increase the dynamics that the tup beaten the briquetting, the effectual tamping efficiency and the stability that has improved dynamic compactor.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is an enlarged view of the structure shown in FIG. 1;

FIG. 4 is a front cross-sectional view of a cushioning mechanism provided by the present utility model;

fig. 5 is a perspective view of a part of the structure of the buffering mechanism provided by the utility model.

In the figure: 1. arm support; 101. a bottom plate; 102. a mounting hole; 2. a hydraulic cylinder; 201. a fixing plate; 202. a hammer head; 3. a sleeve; 301. a T-shaped groove; 4. a buffer mechanism; 401. briquetting; 402. a telescopic column; 403. a limiting ring A; 404. a spring A; 405. a rubber pad; 406. a column; 407. a limiting ring B; 408. and a spring B.

Detailed Description

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.

The utility model provides the following technical scheme: the dynamic compactor with the cantilever crane damping and buffering functions can effectively perform damping and buffering treatment on the cantilever crane on the dynamic compactor in the using process, and a buffering mechanism 4 is added, as shown in fig. 1-5, the dynamic compactor comprises a cantilever crane 1, a bottom plate 101 is arranged at the bottom of the cantilever crane 1, mounting holes 102 are formed in two sides of the surface of the bottom plate 101, a hydraulic cylinder 2 is arranged at the top end of the inside of the cantilever crane 1, fixing plates 201 are arranged above and below the front end surface of the hydraulic cylinder 2, the fixing plates 201 are fixedly connected with the cantilever crane 1 through fastening bolts, a hammer 202 is arranged at the output end of the hydraulic cylinder 2, the hydraulic cylinder 2 is fixed on the cantilever crane 1 through the fixing plates 201 and the fastening bolts, the hammer 202 is arranged at the output end of the hydraulic cylinder 2, so that the hydraulic cylinder 2 can drive the hammer 202 to perform lifting movement, a sleeve 3 is arranged in the bottom plate 101, a T-shaped groove 301 is formed in the sleeve 3, and the buffering mechanism 4 is arranged at the bottom of the bottom plate 101;

the buffer mechanism 4 comprises a mounting part and a buffer part, the mounting part is connected with the T-shaped groove 301, the buffer part is respectively connected with the mounting part and the mounting hole 102, the mounting part comprises a pressing block 401, a telescopic column 402 is arranged at the center position of the top of the pressing block 401, a limiting ring A403 is arranged at the top end of the telescopic column 402, the outer wall of the limiting ring A403 is in sliding connection with the inner wall of the T-shaped groove 301, the telescopic column 402 is arranged in a sleeve 3 on the bottom plate 101 in a sliding manner, the pressing block 401 can perform vertical horizontal lifting treatment on the sleeve 3, the limiting ring A403 is arranged at the top of the telescopic column 402, the limiting ring A403 is used for limiting the telescopic column 402, a spring A404 is arranged below the outer wall of the telescopic column 402, the spring A404 is positioned between the pressing block 401 and the sleeve 3, the spring A404 has the rebound effect after compression deformation, when the hammer head 202 is used for hammering the telescopic column 402, the spring A404 is stressed and stretched outwards, after no pressure exists, the spring A404 pulls the pressing block 401 to reset, the top of the limiting ring A403 is provided with the rubber pad 405, the rubber pad 405 has the effect of increasing friction and reducing abrasion, when the limiting ring A403 is used for hammering, the rubber pad 405 can be used for protecting and treating, the situation that the limiting ring A403 is damaged is reduced, the buffer component comprises upright posts 406, the outer walls of the upright posts 406 are connected with the inner walls of the mounting holes 102 in a sliding manner, four groups of upright posts 406 are uniformly distributed at the top of the pressing block 401, the upright posts 406 are arranged in the mounting holes 102 on the bottom plate 101 in a sliding manner, the pressing block 401 is lifted or lowered, the upright posts 406 can synchronously slide on the bottom plate 101, the top end of the upright posts 406 is provided with the limiting ring B407, the limiting ring B407 is positioned in the interior of the 1, the limiting ring B407 is used for limiting the upright posts 406, the condition that stand 406 breaks away from bottom plate 101 is prevented from taking place, the outer wall top of stand 406 is provided with spring B408, spring B408 is located between spacing ring B407 and bottom plate 101, utilize spring B408 and spring A404 effect the same, when messenger's briquetting 401 receives the pressure to push down, wait to have not press and can carry out reset processing, simultaneously push down in-process spring B408 and spring A404 can carry out buffering shock attenuation to briquetting 401, reduce at every turn to briquetting 401 impact force of tup 202, thereby avoid producing the condition that vibrations caused cantilever crane 1 to damage at every turn and take place, can carry out reset processing with briquetting 401 cooperation spring B408 and spring A404, thereby but keep briquetting 401 to reset processing after beating at every turn, increase the dynamics that tup 202 beaten briquetting 401, effectually improved the efficiency and the stability of beating of dynamic compactor.

Working principle: when the utility model is used, the hydraulic cylinder 2 is fixed on the arm support 1 by the fixing plate 201 and the fastening bolt, the hammer 202 is arranged on the output end of the hydraulic cylinder 2, the hydraulic cylinder 2 can drive the hammer 202 to move up and down, the top of the pressing block 401 on the buffer mechanism 4 is provided with the telescopic column 402, the telescopic column 402 is arranged in the sleeve 3 on the bottom plate 101 in a sliding way, the pressing block 401 can move up and down horizontally on the sleeve 3, the limiting ring A403 is arranged on the top of the telescopic column 402, the limiting ring A403 limits the telescopic column 402 to prevent the pressing block 401 from being separated from the sleeve 3, the spring A404 is arranged on the outer wall of the telescopic column 402, the spring A404 has the effect of rebound after being pressed and deformed, when the hammer 202 is used for hammering the telescopic column 402, the spring A404 is pressed, the spring A404 is stretched outwards, the pressing block 401 is pulled by the spring A404 to reset after no pressure, by arranging the rubber pad 405 on the top of the limiting ring A403, the rubber pad 405 has the effect of increasing friction and reducing abrasion, when the limiting ring A403 is beaten, the rubber pad 405 can be used for protecting treatment, the situation that the limiting ring A403 is damaged is reduced, four groups of upright posts 406 are uniformly distributed on the top of the pressing block 401, the upright posts 406 are arranged in the mounting holes 102 on the bottom plate 101 in a sliding manner, the pressing block 401 is lifted or lowered, the upright posts 406 can synchronously slide on the bottom plate 101, the limiting ring B407 is arranged on the top ends of the upright posts 406, the limiting ring B407 is used for limiting the upright posts 406, the situation that the upright posts 406 are separated from the bottom plate 101 is prevented, the spring B408 is arranged above the outer wall of the upright posts 406, when the pressing block 401 is pressed downwards by the spring B408 with the same effect as the spring A404, the resetting treatment can be carried out until no pressure is reached, meanwhile, the spring B408 and the spring A404 can buffer and damp the pressing block 401 in the pressing process, so that the impact force of the hammer 202 on the pressing block 401 each time is reduced, the condition that the arm support 1 is damaged due to vibration caused by larger impact force each time is avoided, the pressing block 401 is matched with the spring B408 and the spring A404 to carry out resetting, the pressing block 401 can be kept to be reset after being beaten each time, the beating force of the hammer 202 on the pressing block 401 is increased, and the tamping efficiency and stability of the dynamic compactor are effectively improved.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a dynamic compactor with cantilever crane shock attenuation buffer function, includes cantilever crane (1), bottom plate (101) are installed to the bottom of cantilever crane (1), mounting hole (102) have all been seted up on the surface both sides of bottom plate (101), pneumatic cylinder (2) are installed on the inside top of cantilever crane (1), the internally mounted of bottom plate (101) has sleeve (3), T type groove (301) have been seted up to the inside of sleeve (3), its characterized in that: the bottom of the bottom plate (101) is provided with a buffer mechanism (4);

the buffer mechanism (4) comprises a mounting part and a buffer part, wherein the mounting part is connected with the T-shaped groove (301), and the buffer part is respectively connected with the mounting part and the mounting hole (102).

2. The dynamic compactor with the boom damping and buffering function according to claim 1, wherein the dynamic compactor is characterized in that: the hydraulic cylinder is characterized in that a fixing plate (201) is arranged above and below the front end face of the hydraulic cylinder (2), the fixing plate (201) is fixedly connected with the arm support (1) through a fastening bolt, and a hammer head (202) is arranged at the output end of the hydraulic cylinder (2).

3. The dynamic compactor with the boom damping and buffering function according to claim 1, wherein the dynamic compactor is characterized in that: the mounting component comprises a pressing block (401), a telescopic column (402) is mounted at the center of the top of the pressing block (401), a limiting ring A (403) is arranged at the top end of the telescopic column (402), and the outer wall of the limiting ring A (403) is slidably connected with the inner wall of the T-shaped groove (301).

4. The dynamic compactor with the boom damping and buffering function according to claim 3, wherein: a spring A (404) is arranged below the outer wall of the telescopic column (402), the spring A (404) is located between the pressing block (401) and the sleeve (3), and a rubber pad (405) is arranged at the top of the limiting ring A (403).

5. The dynamic compactor with the boom damping and buffering function according to claim 1, wherein the dynamic compactor is characterized in that: the buffer component comprises an upright post (406), the outer wall of the upright post (406) is in sliding connection with the inner wall of the mounting hole (102), and a limiting ring B (407) is arranged at the top end of the upright post (406).

6. The dynamic compactor with the boom damping and buffering function according to claim 5, wherein: the limiting ring B (407) is positioned in the arm support (1), a spring B (408) is arranged above the outer wall of the upright post (406), and the spring B (408) is positioned between the limiting ring B (407) and the bottom plate (101).