CN212715109U

CN212715109U - Hydraulic breaking hammer with adjustable breaking depth

Info

Publication number: CN212715109U
Application number: CN202021328268.5U
Authority: CN
Inventors: 林海兰
Original assignee: Douchang Construction Machinery Shanghai Co Ltd
Current assignee: Douchang Construction Machinery Shanghai Co Ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-16
Anticipated expiration: 2030-07-08

Abstract

The utility model is suitable for a mechanical crushing equipment technical field provides a hydraulic breaking hammer of adjustable crushing depth, including first locating plate and second locating plate, be provided with fixed frame between first locating plate and the second locating plate, and the inner wall laminating of fixed frame and first locating plate and second locating plate, the top of fixed frame is provided with the upper cylinder body, the top fixed mounting of fixed frame inner chamber has the cylinder; the utility model discloses a setting of fixed frame, cylinder, drill rod, bush, fixed block, spacing hole and spacing bolt has the broken degree of depth of being convenient for adjust, has effectively increased the safety and stability nature of quartering hammer, and then can increase crushing efficiency's advantage, has solved the hydraulic pressure quartering hammer function singleness that uses at present, very loaded down with trivial details when installing, has increased staff's intensity of labour, and can not adjust broken degree of depth, has reduced work efficiency to lead to the problem of time limit for a project extension.

Description

Hydraulic breaking hammer with adjustable breaking depth

Technical Field

The utility model belongs to the technical field of mechanical crushing equipment, especially, relate to a hydraulic crushing hammer of broken degree of depth adjustable.

Background

The hydraulic breaking hammer is called as the breaking hammer or the breaker for short, the power source of the hydraulic breaking hammer is the pressure provided by an excavator, a loader or a pump station, and the hydraulic breaking hammer can effectively break stones and rocks in engineering construction and improve the working efficiency. The hydraulic breaking hammer is an important working tool of a hydraulic excavator and is mainly used for breaking operation, and the principle of selecting the hydraulic breaking hammer is to select the most suitable hydraulic breaking hammer according to the type of the excavator and the working environment.

The hydraulic breaking hammer used at present is single in function, is very tedious when being installed, increases the labor intensity of workers, cannot adjust the breaking depth, reduces the working efficiency and accordingly prolongs the construction period. Therefore, the hydraulic breaking hammer is convenient to adjust the breaking depth, effectively improves the safety stability of the breaking hammer, and can improve the breaking efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a broken degree of depth adjustable hydraulic breaking hammer aims at solving the problem that proposes among the above-mentioned background art.

The utility model discloses a realize like this, a hydraulic breaking hammer with adjustable breaking depth, including first locating plate and second locating plate, be provided with fixed frame between first locating plate and the second locating plate, and fixed frame and the inner wall laminating of first locating plate and second locating plate, the top of fixed frame is provided with the cylinder body, the top fixed mounting of fixed frame inner chamber has the cylinder, the top of upper cylinder body is provided with through bolt, and through bolt extends to the inner chamber of fixed frame, the upper cylinder body is through the bolt between through bolt and the cylinder, the bottom bolt of cylinder has the drill rod, the central department of fixed frame bottom has been bolted the bush, the drill rod is located the inside of bush, and drill rod and the inner wall sliding connection of bush, fixed block has all been bolted to the front and back both sides of fixed frame, and the fixed block is the symmetric distribution, the through-hole has been seted up on the surface of fixed block, spacing holes are formed in the surfaces of the first positioning plate and the second positioning plate, a limiting bolt is arranged in each spacing hole, and the limiting bolt penetrates through the through hole and is connected with the inner wall of the through hole in a sliding mode.

Preferably, a piston rod of the cylinder is bolted with a limiting plate, the limiting plate is in sliding connection with the inner wall of the fixing frame, a compression spring is sleeved on the surface of the drill rod, and the top end of the compression spring is in bolted connection with the limiting plate.

Preferably, the top of the first positioning plate and the top of the second positioning plate are bolted with four grooves, the grooves are symmetrically distributed, and the surfaces of the first positioning plate and the second positioning plate are provided with connecting holes which are located inside the grooves.

Preferably, the inside of connecting hole is run through and is provided with the connecting axle, the inner wall sliding connection of connecting axle and connecting hole, the external screw thread has been seted up to the right-hand member of connecting axle, the surface cover of connecting axle is equipped with locknut, locknut passes through threaded connection between external screw thread and the connecting axle.

Preferably, the bottoms of the first positioning plate and the second positioning plate are respectively bolted with a limiting block, and the limiting blocks respectively extend to two sides of the first positioning plate and the second positioning plate.

Preferably, the number of the through holes is a plurality, the through holes are evenly arranged, the position of the limiting hole corresponds to the through holes, and the inner diameters of the through holes and the limiting hole are equal.

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

the utility model discloses a setting of fixed frame, cylinder, drill rod, bush, fixed block, spacing hole and spacing bolt has the broken degree of depth of being convenient for adjust, has effectively increased the safety and stability nature of quartering hammer, and then can increase crushing efficiency's advantage, has solved the hydraulic pressure quartering hammer function singleness that uses at present, very loaded down with trivial details when installing, has increased staff's intensity of labour, and can not adjust broken degree of depth, has reduced work efficiency to lead to the problem of time limit for a project extension.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a left side view of the local structure of the present invention;

fig. 4 is a perspective view of the fixing frame structure of the present invention;

in the figure: 1. a first positioning plate; 2. a second positioning plate; 3. a fixing frame; 4. an upper cylinder body; 5. a cylinder; 6. a through bolt; 7. a drill rod; 8. a bushing; 9. a fixed block; 10. a through hole; 11. a limiting hole; 12. a limit bolt; 13. a limiting plate; 14. a compression spring; 15. a groove; 16. connecting holes; 17. a connecting shaft; 18. an external thread; 19. a locknut; 20. and a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the utility model provides a hydraulic breaking hammer with adjustable breaking depth, which comprises a first positioning plate 1 and a second positioning plate 2, a fixed frame 3 is arranged between the first positioning plate 1 and the second positioning plate 2, the fixed frame 3 is attached to the inner walls of the first positioning plate 1 and the second positioning plate 2, an upper cylinder body 4 is arranged at the top of the fixed frame 3, a cylinder 5 is fixedly arranged at the top of the inner cavity of the fixed frame 3, a through bolt 6 is arranged at the top of the upper cylinder body 4, the through bolt 6 extends to the inner cavity of the fixed frame 3, the upper cylinder body 4 is bolted with the cylinder 5 through the through bolt 6, a drill rod 7 is bolted at the bottom of the cylinder 5, a bush 8 is bolted at the center of the bottom of the fixed frame 3, the drill rod 7 is positioned inside the bush 8, the drill rod 7 is slidably connected with the inner wall of the bush 8, fixed block 9 is bolted at the front, and the fixed block 9 is the symmetric distribution, and through-hole 10 has been seted up on the surface of fixed block 9, and spacing hole 11 has all been seted up on the surface of first locating plate 1 and second locating plate 2, and the inside of spacing hole 11 is provided with spacing bolt 12, and spacing bolt 12 runs through-hole 10 and with the inner wall sliding connection of through-hole 10.

In this embodiment, through fixed frame 3, cylinder 5, drill rod 7, bush 8, fixed block 9, spacing hole 11 and spacing bolt 12's setting, the broken degree of depth of adjustment of being convenient for has, the safety and stability of quartering hammer has effectively been increased, and then can increase crushing efficiency's advantage, hydraulic pressure quartering hammer function singleness of having solved the present use, it is very loaded down with trivial details when installing, staff's intensity of labour has been increased, and can not adjust the broken degree of depth, work efficiency has been reduced, thereby lead to the problem of time limit for a project extension.

Furthermore, a piston rod of the cylinder 5 is bolted with a limit plate 13, the limit plate 13 is in sliding connection with the inner wall of the fixed frame 3, a compression spring 14 is sleeved on the surface of the drill rod 7, and the top end of the compression spring 14 is in bolted connection with the limit plate 13.

In this embodiment, through the setting of limiting plate 13 and compression spring 14, can increase the shock attenuation effect of quartering hammer to promote the stability of hydraulic pressure quartering hammer.

Further, recess 15 is all bolted connection in the top of first locating plate 1 and second locating plate 2, and the quantity of recess 15 is four, and recess 15 is the symmetric distribution, and connecting hole 16 has all been seted up on the surface of first locating plate 1 and second locating plate 2, and connecting hole 16 is located the inside of recess 15.

In the embodiment, the groove 15 and the connecting hole 16 are arranged, so that the mounting and the dismounting of the breaking hammer are facilitated, and the maintenance of the breaking hammer is facilitated.

Furthermore, a connecting shaft 17 penetrates through the connecting hole 16, the connecting shaft 17 is connected with the inner wall of the connecting hole 16 in a sliding mode, an external thread 18 is formed in the right end of the connecting shaft 17, a locknut 19 is sleeved on the surface of the connecting shaft 17, and the locknut 19 is connected with the connecting shaft 17 through the external thread 18 in a threaded mode.

In the embodiment, the hydraulic breaking hammer is convenient to fix by arranging the connecting shaft 17, the external thread 18 and the locknut 19, and safety accidents caused by looseness of the connecting shaft 17 can be prevented.

Further, the bottoms of the first positioning plate 1 and the second positioning plate 2 are both bolted with limiting blocks 20, and the limiting blocks 20 respectively extend to the two sides of the first positioning plate 1 and the second positioning plate 2.

In this embodiment, the fixed frame 3 can be prevented from falling off when the crushing depth is adjusted by the setting of the stopper 20.

Furthermore, the number of the through holes 10 is a plurality, the through holes 10 are uniformly arranged, the position of the limiting hole 11 corresponds to the through holes 10, and the inner diameters of the through holes 10 and the limiting hole 11 are equal.

In the present embodiment, the position of the fixed frame 3 can be adjusted by providing the through hole 10 and the stopper hole 11, and the fixed frame 3 can be fixed.

The utility model discloses a theory of operation and use flow: during the use, at first fix the hydraulic breaking hammer installation on mechanical equipment through connecting axle 17 and lock nut 19, mechanical equipment removes the breaking hammer to crushing work district afterwards, start cylinder 5 after that, the piston rod of cylinder 5 drives drill rod 7 and carries out reciprocating motion, thereby can carry out crushing work, compression spring 14 can reduce the vibrations that drill rod 7 work produced simultaneously, guarantee that the breaking hammer can stable work, when the broken degree of depth needs to be adjusted, lift limit bolt 12 off, make fixed frame 3 remove between first locating plate 1 and second locating plate 2, until fixed frame 3 is in suitable position, then make through-hole 10 correspond spacing hole 11, make limit bolt 12 pass spacing hole 11 and through-hole 10 after that, and then fix limit bolt 12 through the nut, can reach the purpose of adjusting the broken degree of depth.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A hydraulic breaking hammer with adjustable breaking depth comprises a first positioning plate (1) and a second positioning plate (2), and is characterized in that: a fixing frame (3) is arranged between the first positioning plate (1) and the second positioning plate (2), the fixing frame (3) is attached to the inner walls of the first positioning plate (1) and the second positioning plate (2), an upper cylinder body (4) is arranged at the top of the fixing frame (3), an air cylinder (5) is fixedly mounted at the top of an inner cavity of the fixing frame (3), a through bolt (6) is arranged at the top of the upper cylinder body (4), the through bolt (6) extends to the inner cavity of the fixing frame (3), the upper cylinder body (4) is bolted with the air cylinder (5) through the through bolt (6), a drill rod (7) is bolted at the bottom of the air cylinder (5), a lining (8) is bolted at the center of the bottom of the fixing frame (3), the drill rod (7) is positioned inside the lining (8), and the drill rod (7) is in sliding connection with the inner wall of the lining (8), fixed block (9) have all been bolted to both sides around fixed frame (3), and fixed block (9) are the symmetric distribution, through-hole (10) have been seted up on the surface of fixed block (9), spacing hole (11) have all been seted up on the surface of first locating plate (1) and second locating plate (2), the inside in spacing hole (11) is provided with spacing bolt (12), spacing bolt (12) run through-hole (10) and with the inner wall sliding connection of through-hole (10).

2. A hydraulic demolition hammer with adjustable demolition depth according to claim 1 wherein: the piston rod bolt of cylinder (5) has limiting plate (13), limiting plate (13) and the inner wall sliding connection of fixed frame (3), the surface cover of drill rod (7) is equipped with compression spring (14), the bolt is connected between the top of compression spring (14) and limiting plate (13).

3. A hydraulic demolition hammer with adjustable demolition depth according to claim 1 wherein: the top of first locating plate (1) and second locating plate (2) all bolted connection recess (15), the quantity of recess (15) is four, and recess (15) are the symmetric distribution, connecting hole (16) have all been seted up on the surface of first locating plate (1) and second locating plate (2), connecting hole (16) are located the inside of recess (15).

4. A hydraulic demolition hammer with adjustable demolition depth according to claim 3 wherein: connecting axle (17) runs through the inside of connecting hole (16) and is provided with, the inner wall sliding connection of connecting axle (17) and connecting hole (16), external screw thread (18) have been seted up to the right-hand member of connecting axle (17), the surface cover of connecting axle (17) is equipped with lock nut (19), threaded connection between lock nut (19) through external screw thread (18) and connecting axle (17).

5. A hydraulic demolition hammer with adjustable demolition depth according to claim 1 wherein: the bottom of first locating plate (1) and second locating plate (2) all is bolted connection stopper (20), and stopper (20) extend to the both sides of first locating plate (1) and second locating plate (2) respectively.

6. A hydraulic demolition hammer with adjustable demolition depth according to claim 1 wherein: the number of the through holes (10) is a plurality of, the through holes (10) are evenly arranged, the position of the limiting hole (11) corresponds to the through holes (10), and the inner diameters of the through holes (10) and the limiting hole (11) are equal.