CN210315738U

CN210315738U - High-frequency crushing structure for excavator

Info

Publication number: CN210315738U
Application number: CN201921034134.XU
Authority: CN
Inventors: 滑兵
Original assignee: Shandong Mingde Machinery Co ltd
Current assignee: Shandong Mingde Machinery Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-04-14
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a high frequency crushing structure for excavator relates to excavator high frequency quartering hammer technical field, including the link, there is the transmission main part the inside of link through bolted connection, the bottom of transmission main part is provided with first flange, and the internal connection of transmission main part has the broken pole that runs through first flange and extend to its below, the outside that the bottom of first flange just is located broken pole is connected with the second flange. The utility model discloses a set up sleeve and sleeve pipe, the sleeve pipe is sandwich structure, the sleeve pipe is at interbedded inside swing joint, and the inside spring that is connected with between sleeve and the sleeve pipe that is located of intermediate layer, under the effect of spring, the sleeve pipe can contract in sleeve and interbedded inside, when carrying out the breakage through broken pole, the sleeve pipe is taken on the object surface through the stripper plate, the link can continue to drive broken pole downstream, under the sheathed tube effect of sheltering from, the phenomenon that piece splashes can not take place for broken pole and object contact position department.

Description

High-frequency crushing structure for excavator

Technical Field

The utility model relates to an excavator high frequency quartering hammer technical field specifically is a high frequency crushing structure for excavator.

Background

The high-frequency breaking hammer changes the breaking principle of using a piston to impact, one is driven by a motor, the other is a novel excavator accessory product which generates destructive force by utilizing centrifugal force to reciprocate up and down, and the high-frequency breaking hammer can impact an object (a target broken object) under the action of a vibration exciter so as to realize breaking.

When the existing high-frequency breaking hammer is used for breaking an object, the contact position of a breaking rod and the object can generate the phenomenon of fragment splashing, and the breaking rod cannot be protected when the breaking hammer is used and after the breaking hammer is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve current high frequency quartering hammer when carrying out the breakage to the object, the phenomenon that the piece splashes can take place for broken pole and object contact position department, and when using with the use after, can not carry out the problem of protection to broken pole, provides a high frequency crushing structure for excavator.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-frequency crushing structure for excavator, includes the link, there is the transmission main part the inside of link through bolted connection, the bottom of transmission main part is provided with first connection pad, and the internal connection of transmission main part has the broken pole that runs through first connection pad and extend to its below, the bottom of first connection pad and the outside that is located broken pole are connected with the second connection pad, and just first connection pad is connected with the sleeve through the second connection pad, telescopic inside is provided with the intermediate layer, interbedded inside swing joint has the sleeve pipe, and the inside spring that is connected with between sleeve pipe that is located of intermediate layer, the bottom in the sleeve pipe outside is provided with the extrusion dish.

Preferably, four groups of connecting bolts are arranged at the bottom of the first connecting disc in a cross shape, and connecting holes corresponding to the four groups of connecting bolts are arranged in the second connecting disc.

Preferably, the first connecting disc and the second connecting disc are detachably connected through a nut.

Preferably, the second connecting disc is internally provided with a through hole corresponding to the crushing rod.

Preferably, the top end of the outer side of the connecting frame is provided with an opening, and the inner side of the connecting frame is connected with a connecting rod through the opening.

Preferably, the top end of the outer side of the sleeve is provided with a limiting block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up sleeve and sleeve pipe, the sleeve pipe is sandwich structure, the sleeve pipe is at interbedded inside swing joint, and the inside spring that is connected with between sleeve and the sleeve pipe that is located of intermediate layer, under the effect of spring, the sleeve pipe can contract in sleeve and interbedded inside, when carrying out the breakage through broken pole, the sleeve pipe is taken on the object surface through the stripper plate, the link can continue to drive broken pole downstream, under the sheathed tube effect of sheltering from, the phenomenon that piece splashes can not take place for broken pole and object contact position department, and after the use is accomplished, the spring extension resets, from the inside ejecting sleeve pipe in intermediate layer, the sleeve is located the outside of broken pole with the sleeve pipe, under sleeve pipe and telescopic effect, can play certain guard action to broken pole.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is a schematic structural view of the sleeve of the present invention;

FIG. 4 is a schematic view of the connection structure of the sleeve and the sleeve according to the present invention;

fig. 5 is an enlarged view of the present invention a.

In the figure: 1. a connecting frame; 2. a bolt; 3. a transmission main body; 4. a first splice tray; 5. a breaking bar; 6. a connecting bolt; 7. a second connecting disc; 8. connecting holes; 9. a nut; 10. a through hole; 11. a sleeve; 12. an interlayer; 13. a sleeve; 14. a spring; 15. opening a hole; 16. a connecting rod; 17. a limiting block; 18. and (4) extruding the disc.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a high-frequency crushing structure for an excavator includes a connecting frame 1, the connecting frame 1 is connected to a transmission main body 3 through a bolt 2, a first connecting plate 4 is disposed at the bottom of the transmission main body 3, a crushing rod 5 penetrating through the first connecting plate 4 and extending to the lower side of the transmission main body 3 is connected to the transmission main body 3, a second connecting plate 7 is connected to the bottom of the first connecting plate 4 and located on the outer side of the crushing rod 5, the first connecting plate 4 is connected to a sleeve 11 through the second connecting plate 7, an interlayer 12 is disposed inside the sleeve 11, a sleeve 13 is movably connected to the interlayer 12, a spring 14 is connected between the sleeve 11 and the sleeve 13 inside the interlayer 12, and a pressing plate 18 is disposed at the bottom of the outer side of the sleeve 13.

The utility model discloses a through setting up sleeve 11 and sleeve pipe 13, the sleeve is the sandwich 12 structure, sleeve pipe 13 is at the inside swing joint of intermediate layer 12, and intermediate layer 12 is inside to be located and to be connected with spring 14 between sleeve 11 and the sleeve pipe 13, under spring 14's effect, sleeve pipe 13 can contract in sleeve 11 and intermediate layer 12's inside, crushing pole 5 is at during operation and work back, including sleeve 11 and sleeve pipe 13 will crush pole 5 shrink to can play certain guard action to crushing pole 5.

Please refer to fig. 1, fig. 2 and fig. 3 heavily, the bottom of first connection pad 4 is "cross" and is provided with four group's connecting bolt 6, and the inside of second connection pad 7 is provided with the connecting hole 8 that corresponds each other with four group's connecting bolt 6, and first connection pad 4 can be dismantled through nut 9 with second connection pad 7 and be connected, the utility model discloses a set up connecting bolt 6 and connecting hole 8, be convenient for corresponding first connection pad 4 with second connection pad 7, correspond the completion after, twist nut 9 again on connecting bolt 6, fix through nut 9, can be convenient for install and dismantle.

Please refer to fig. 4, the inside of the second connecting plate 7 is provided with a through hole 10 corresponding to the crushing rod 5, the utility model discloses a set up the through hole 10, the second connecting plate 7 of can being convenient for passes the crushing rod 5.

Please refer to fig. 1 and fig. 2, the top end of the outer side of the connecting frame 1 is provided with an opening 15, and the inner side of the connecting frame 1 is connected with a connecting rod 16 through the opening 15, the utility model discloses a set up the connecting rod 16, the connecting frame 1 can be connected with the mechanical arm of the excavator through the connecting rod 16.

Please refer to fig. 4 and fig. 5, the top end outside the sleeve 13 is provided with a limiting block 17, the utility model discloses a set up the limiting block 17, can carry on the spacing to the motion of sleeve 13, prevent that sleeve 13 and sleeve 11 from separating.

The working principle is as follows: the sleeve 11 and the sleeve 13 penetrate through the crushing rod 5, the connecting hole 8 on the second connecting disc 7 corresponds to the connecting bolt 6 on the first connecting disc 4, the first connecting disc 4 is connected with the second connecting disc 7 through the nut 9, the connecting frame 1 is connected with a mechanical arm of an excavator through the connecting rod 16, the excavator drives the connecting frame 1 and the crushing rod 5 to move downwards, the crushing rod 5 is in contact with the surface of an object to be crushed, the sleeve 13 is lapped on the surface of the object through the extrusion disc 18, the sleeve 13 is continuously compressed into the sleeve 11 and the interlayer 12 along with the continuous extension of the crushing rod 5 into the object, the sleeve 13 extrudes the spring 14, the spring 14 contracts, under the shielding effect of the sleeve 13, the phenomenon that chips are splashed at the contact position of the crushing rod 5 and the object does not occur, after the use, the spring 14 is reset and extended, the sleeve 13 is ejected out of the interlayer 12, the sleeve 11 and the sleeve 13 contract the breaker bar 5 inside, so that a certain protection of the breaker bar 5 is provided.

Claims

1. The utility model provides a broken structure of high frequency for excavator, includes link (1), its characterized in that: the inside of link (1) is connected with transmission main part (3) through bolt (2), the bottom of transmission main part (3) is provided with first connection pad (4), and the internal connection of transmission main part (3) has broken pole (5) that run through first connection pad (4) and extend to its below, the bottom of first connection pad (4) and the outside that is located broken pole (5) are connected with second connection pad (7), and just first connection pad (4) are connected with sleeve (11) through second connection pad (7), the inside of sleeve (11) is provided with intermediate layer (12), the inside swing joint of intermediate layer (12) has sleeve pipe (13), and intermediate layer (12) inside is located and is connected with spring (14) between sleeve (11) and sleeve pipe (13), the bottom in the sleeve pipe (13) outside is provided with extrusion dish (18).

2. The high-frequency crushing structure for the excavator according to claim 1, wherein: the bottom of the first connecting disc (4) is provided with four groups of connecting bolts (6) in a cross shape, and connecting holes (8) corresponding to the four groups of connecting bolts (6) are formed in the second connecting disc (7).

3. The high-frequency crushing structure for the excavator according to claim 1, wherein: the first connecting disc (4) and the second connecting disc (7) are detachably connected through nuts (9).

4. The high-frequency crushing structure for the excavator according to claim 1, wherein: and a through hole (10) corresponding to the crushing rod (5) is formed in the second connecting disc (7).

5. The high-frequency crushing structure for the excavator according to claim 1, wherein: the top end of the outer side of the connecting frame (1) is provided with a hole (15), and the inner side of the connecting frame (1) is connected with a connecting rod (16) through the hole (15).

6. The high-frequency crushing structure for the excavator according to claim 1, wherein: and a limiting block (17) is arranged at the top end of the outer side of the sleeve (13).