CN213448415U

CN213448415U - Heavy hammer with buffering and damping functions

Info

Publication number: CN213448415U
Application number: CN202021402403.6U
Authority: CN
Inventors: 徐培淞
Original assignee: Weihai Guanghui Tool Manufacturing Co ltd
Current assignee: Weihai Guanghui Tool Manufacturing Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-06-15
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a weight with buffering shock-absorbing function, the rain cover comprises a cover body, the internal bottom of cover is equipped with the recess, the recess bottom is connected with the bolt through first buffer spring, the internal bottom of cover is fixed with two at least second buffer springs, fixedly connected with counter weight groove on the second buffer spring, the counter weight inslot is equipped with the counterweight plate, cover body top is provided with the top cap, two at least third buffer springs of fixedly connected with are covered on the top cap, fixedly connected with buffer board on the third buffer spring, fixedly connected with rings on the buffer board. The utility model discloses in, can increase and decrease the weight that the weight plate controlled the weight as required, through setting up first buffer spring, second buffer spring and third buffer spring, can realize the buffering of vibrations, alleviate the impact force that wire rope and weight received, adopt assembled structure, can change alone and maintain after the cover body damages.

Description

Heavy hammer with buffering and damping functions

Technical Field

The utility model relates to a construction machinery technical field especially relates to a weight with buffering shock-absorbing function.

Background

In order to improve the compactness and uniformity of the foundation, a dynamic compactor is generally adopted to freely drop a heavy hammer with the weight of several tons from a high position with the height of several meters, the foundation is strongly compacted, the bearing capacity and the compression modulus of the foundation are improved, the pore distribution in foundation soil is changed within a certain depth, the heavy hammer of the traditional dynamic compactor is separated from a lifting hook when the heavy hammer is in free falling, the hook operation is required to be carried out when the heavy hammer is lifted, the working efficiency is low, the danger is high, therefore, in the prior art, the dynamic compactor with the heavy hammer which can not be separated from the lifting hook is realized, the unwinding speed of a lifting rope is increased, the heavy hammer can be freely fallen by the lifting rope, the hook operation is not required, and the speed of the heavy hammer in lifting is greatly improved.

However, the weight and the steel wire rope fall freely together, the steel wire rope falls synchronously under the action of the gravity of the weight, the weight is in contact with the foundation in a large vibration mode, the steel wire rope and the weight are impacted greatly and are easy to damage, and the part, in contact with the foundation, at the bottom of the weight is easy to damage, so that the whole steel wire rope needs to be maintained or replaced, and the cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above problems, a weight with a damping function is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a weight with buffering shock-absorbing function, includes the cover body, the internal bottom of cover is equipped with the recess, the recess bottom is connected with the bolt through first buffer spring, the internal bottom of cover is fixed with two at least second buffer springs, be fixed with the counter weight groove on the second buffer spring, the counter weight inslot is equipped with the counterweight plate, cover body top is equipped with the top cap, be fixed with two at least third buffer springs on the top cap, be fixed with the buffer board on the third buffer spring, be fixed with rings on the buffer board.

As a further description of the above technical solution:

the counterweight groove, the counterweight plate, the top cover and the buffer plate are all provided with through holes matched with the bolts, and the bolts penetrate through the through holes to the upper part of the buffer plate.

As a further description of the above technical solution:

the bolt is provided with a first nut located at the top end of the counterweight plate and a second nut located at the top end of the buffer plate.

As a further description of the above technical solution:

the bolt head is in sliding connection with the inner surface wall of the groove, and the inner surface wall of the groove is provided with a limiting plate.

As a further description of the above technical solution:

the cover body is connected with the top cover through threads.

As a further description of the above technical solution:

and a rubber protection pad is arranged between the inner surface wall of the cover body and the outer surface wall of the counterweight groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, can increase and decrease the weight that the weight plate controlled the weight as required, through setting up first buffer spring, second buffer spring and third buffer spring, can realize the buffering of vibrations, alleviate the impact force that wire rope and weight received, adopt assembled structure, can change alone and maintain after the cover body damages.

Drawings

Fig. 1 is a schematic view of an upright cross-sectional structure of a heavy hammer according to an embodiment of the present invention;

fig. 2 shows a schematic diagram of a top view structure of the cover body provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a cover body; 2. a first buffer spring; 3. a bolt; 4. a counterweight groove; 5. a second buffer spring; 6. a weight plate; 7. a first nut; 8. a top cover; 9. a buffer plate; 10. a third buffer spring; 11. a second nut; 12. a hoisting ring; 13. a rubber protection pad; 14. and a limiting plate.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a weight with buffering shock-absorbing function, including the cover body 1, the bottom is equipped with the recess in the cover body 1, the recess bottom is connected with bolt 3 through first buffer spring 2, the bottom is fixed with two at least second buffer spring 5 in the cover body 1, be fixed with counter weight groove 4 on the second buffer spring 5, be used for placing counterweight plate 6, be equipped with counterweight plate 6 in the counter weight groove 4, can increase and decrease the weight of the quantity control weight of counterweight plate 6 as required, cover body 1 top is equipped with top cap 8, be fixed with two at least third buffer spring 10 on the top cap 8, be fixed with buffer board 9 on the third buffer spring 10, an impact force for receiving between buffering weight and the wire rope, be fixed with rings 12 on the buffer board 9.

Specifically, as shown in fig. 1 and fig. 2, counter weight groove 4, weight plate 6, all be equipped with on top cap 8 and the buffer board 9 with 3 assorted through-holes of bolt, bolt 3 runs through-hole to buffer board 9 top, bolt 3 is equipped with the first nut 7 that is located 6 tops of weight plate and the second nut 11 that is located the 9 tops of buffer board, be used for fixed weight plate 6 and buffer board 9, table wall sliding connection in 3 heads of bolt and the recess, be equipped with limiting plate 14 on the table wall in the recess, spacing 3 heads of bolt, through threaded connection between the cover body 1 and the top cap 8, be equipped with rubber protection pad 13 between table wall and the 4 outward appearance walls in the cover body 1, avoid the collision to cause wearing and tearing between the cover body 1 and the counter weight groove 4.

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. The utility model provides a weight with buffering shock-absorbing function, includes the cover body (1), its characterized in that, the bottom is equipped with the recess in the cover body (1), the recess bottom is connected with bolt (3) through first buffer spring (2), the bottom is fixed with two at least second buffer spring (5) in the cover body (1), be fixed with counter weight groove (4) on second buffer spring (5), be equipped with counterweight plate (6) in counter weight groove (4), the cover body (1) top is equipped with top cap (8), be fixed with two at least third buffer spring (10) on top cap (8), be fixed with buffer board (9) on third buffer spring (10), be fixed with rings (12) on buffer board (9).

2. A weight with buffering and shock absorbing functions as claimed in claim 1, wherein said weight slot (4), said weight plate (6), said top cover (8) and said buffer plate (9) are all provided with through holes matching with said bolts (3), said bolts (3) pass through said through holes to above said buffer plate (9).

3. A weight with damping function according to claim 2, wherein the bolt (3) is provided with a first nut (7) at the top end of the weight plate (6) and a second nut (11) at the top end of the damping plate (9).

4. A weight with buffering and shock absorbing functions as claimed in claim 1, wherein the head of the bolt (3) is slidably connected to the inner surface wall of the groove, and the inner surface wall of the groove is provided with a limiting plate (14).

5. A weight with shock absorbing function as claimed in claim 2 wherein said cover (1) and said top cover (8) are connected by screw thread.

6. A weight with buffering and shock absorbing functions as claimed in claim 1, wherein a rubber protecting pad (13) is arranged between the inner surface wall of the cover (1) and the outer surface wall of the weight groove (4).