CN218264061U - Hydraulic rammer modified breaking hammer with buffer structure - Google Patents

Abstract

The utility model relates to a hydraulic ram repacking type quartering hammer with buffer structure, including bridging board, installation axle, breaker, fixed column, fixed ring and drill rod, the top welding of the front end medial surface of bridging board has the fixed plate, the up end welding of breaker has movable fixing plate, movable fixing plate's up end is equipped with the recess, and the skin weld of recess has movable post, expanding spring has been cup jointed to movable post's surface, the expanding spring card is in the recess surface, movable post runs through the fixed plate and passes through the bolt fastening, the lower terminal surface of fixed plate is provided with the recess the same with movable fixing plate up end equally. The utility model discloses a set up fixed plate and movable fixed plate, improve expanding spring's fixed strength, and then make expanding spring can be when great pressure, reduce pressure to the damage of expanding spring itself for expanding spring avoids distortion, and then can prolong expanding spring's life, cushions the quartering hammer.

Description

Hydraulic rammer modified breaking hammer with buffer structure

Technical Field

The utility model relates to a quartering hammer technical field specifically is a hydraulic ram repacking type quartering hammer with buffer structure.

Background

The hydraulic breaking hammer is a hydraulic impact machine which takes a hydraulic pump as a power source, takes oil liquid pressure as power, outputs impact power by reciprocating motion of a piston, utilizes the piston which moves at a high speed to impact a drill bit shank to carry out breaking operation, is mainly used for the work of breaking, dismantling, excavating hard layers and the like, is usually installed on an excavator, a loader or a power station, and is particularly widely applied in the engineering field and the mining industry.

The buffering is aimed at the strong shock or strong conflict condition generated when the breaking hammer works, and is generally divided into strong collision vibration generated when a drill rod is in contact with stones or other objects, and generally, the existing buffering structure adds a spring on the surface of the breaking hammer for buffering or adds a buffering structure on a bridge plate on an excavator or other equipment, but still has some problems.

The existing breaking hammer with a buffering structure has the following problems:

1. when the spring is used for buffering the breaking hammer, the relative force is too large, so that the spring is easily twisted or the elastic force is weakened for a long time, the phenomenon of the spring that is at most distorted and twisted is caused at present, and the buffering effect on the breaking hammer is seriously influenced.

Through inquiring the chinese utility model patent number is CN216195026U, the grant announcement day is 2022.04.05 a hydraulic quartering hammer with buffer structure, including hydraulic hammer unit and the fixed connection backplate unit of installing on hydraulic hammer unit, through fixed plate body that sets up on the pneumatic cylinder, and set up the connecting block of through hole in the fixed welding of plate body four corners department, and the location guide pillar that is provided with reset spring with the upper end passes through the fixed welding of both ends welded welding piece in the side of consolidating the curb plate, and reset spring's the fixed welding in upper end is on the welding piece, and the activity of location guide pillar is pegged graft in the through hole.

The patent has the following disadvantages:

1. although this patent has a reset spring in the welding of piece, the dynamics of quartering hammer is too big at that time, makes the phenomenon of distortion appear in the spring like this easily, and then has influenced the cushioning effect of spring.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hydraulic ram repacking type quartering hammer with buffer structure has solved the phenomenon that the spring warp appears, and then has seriously influenced the problem to the cushioning effect of quartering hammer.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic ram repacking type quartering hammer with buffer structure, includes bridging plate, installation axle, breaker, fixed column, fixed ring and drill rod, the top welding of the front end medial surface of bridging plate has the fixed plate, the up end welding of breaker has movable fixing plate, movable fixing plate's up end is equipped with the recess, and the skin weld of recess has movable post, telescopic spring has been cup jointed to the surface of movable post, telescopic spring card is in the recess surface, movable post runs through the fixed plate and passes through the bolt fastening, the lower terminal surface of fixed plate is provided with the recess the same with movable fixing plate up end equally, telescopic spring's diameter is unanimous with the diameter of recess to telescopic spring and recess surface weld are fixed.

As an optimized technical scheme of the utility model, the rear end medial surface welding of bridging board has three group's installation axles.

As a preferred technical scheme of the utility model, two sets of square grooves have all been seted up to the both sides of bridging board to recess surface movable mounting has the fixed column, the one end fixed mounting of fixed column has the breaker and activity fixed plate welded fastening.

As a preferred technical scheme of the utility model, the other end welding of fixed column has the fixed ring, the lower extreme movable mounting of breaker has the drill rod.

Compared with the prior art, the utility model provides a hydraulic ram repacking type quartering hammer with buffer structure possesses following beneficial effect:

1. the utility model relates to a hydraulic ram repacking type quartering hammer with buffer structure is through setting up fixed plate and movable fixing plate, all be equipped with the recess because of the lower extreme of fixed plate and movable fixing plate upper end, and the diameter of recess is unanimous with expanding spring's diameter, and then install expanding spring behind the groove, can improve expanding spring's fixed strength, and then make expanding spring can be when great pressure, reduce because of the damage of pressure to expanding spring itself, make expanding spring avoid distortion, and then can prolong expanding spring's life, cushion the quartering hammer.

Drawings

Fig. 1 is a schematic structural view of a hydraulic rammer modified breaking hammer with a buffering structure according to the present invention;

fig. 2 is a schematic structural view of a movable column of the hydraulic rammer modification type breaking hammer with a buffering structure of the present invention;

fig. 3 is the utility model relates to a hydraulic ram repacking type quartering hammer activity fixing plate structure sketch map with buffer structure.

In the figure: 1. a bridging plate; 2. installing a shaft; 3. a fixing plate; 4. a crusher; 5. fixing a column; 6. fixing the circular ring; 7. a drill rod; 8. a movable fixing plate; 9. a movable post; 10. a telescoping spring.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a hydraulic rammer repacking type quartering hammer with buffer structure, including bridging plate 1, installation axle 2, breaker 4, fixed column 5, fixed ring 6 and drill rod 7, the top welding of bridging plate 1's front end medial surface has fixed plate 3, the up end welding of breaker 4 has movable fixed plate 8, movable fixed plate 8's up end is equipped with the recess, the skin weld of recess has movable post 9, telescopic spring 10 has been cup jointed to the surface of movable post 9, telescopic spring 10 card is in the recess surface, movable post 9 runs through fixed plate 3 and passes through the bolt fastening, the lower terminal surface of fixed plate 3 is provided with the same recess with 8 up ends of movable fixed plate equally, telescopic spring 10's diameter is unanimous with the diameter of recess, and telescopic spring 10 and recess surface welded fastening.

In this embodiment, it can be seen with reference to fig. 1 that fixed plate 3 provides spacingly for activity post 9, make activity post 9 carry out the slip from top to bottom along the through-hole position of fixed plate 3, and provide fixed mounting position for expanding spring 10, activity fixed plate 8 provides the mounted position for activity post 9 and provides the mounted position for breaker 4 simultaneously, expanding spring 10 is used for buffering breaker 4, when drill rod 7 and stone material or the contact of harder object of breaker 4 lower extreme, the influence rebound of breaker 4 atress, make expanding spring 10 absorb, and then realize the cushioning effect, and the upper end and the lower extreme of expanding spring 10 all weld in the recess, make the holistic intensity of expanding spring 10 uprise like this, and then the life of expanding spring 10 has been prolonged, and the effectual expansion spring 10 distortion's that has prevented to cause because of the pressure condition takes place.

Specifically, three sets of installation axles 2 are welded to the inner side face of the rear end of the bridging plate 1.

In this embodiment, and as can be seen with reference to figure 1, the mounting shaft 2 is intended for mounting to an excavator or other equipment as a bridging member for mounting.

Specifically, two sets of square grooves have all been seted up to bridging plate 1's both sides to recess surface movable mounting has fixed column 5, and the one end fixed mounting of fixed column 5 has breaker 4 and activity fixed plate 8 welded fastening.

In this embodiment, referring to fig. 1, the square groove provides a sliding track for the fixing column 5, and the fixing column 5-position crusher 4 provides a mounting position.

Specifically, the other end of the fixed column 5 is welded with a fixed ring 6, and the lower end of the crusher 4 is movably provided with a drill rod 7.

In this embodiment, referring to fig. 1, the fixing ring 6 is used for limiting the fixing column 5, and the drill rod 7 is used for crushing stones or harder objects.

The utility model discloses a theory of operation and use flow: this quartering hammer is when using, through installation axle 2 with the unit mount to equipment such as excavator or excavator, then carry out the breakage to building stones or hard object through drill rod 7, when drill rod 7 contacted hard object, the influence of atress, breaker 4 rebound, this is that breaker 4 transmits power for expanding spring 10 through the effect of activity fixed plate 8, then activity post 9 rebound, and then absorb the impact force through expanding spring 10, cushion breaker 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a hydraulic ram repacking type quartering hammer with buffer structure, includes bridging board (1), installation axle (2), breaker (4), fixed column (5), fixed ring (6) and drill rod (7), its characterized in that: fixed plate (3) have been welded to the top of the front end medial surface of bridging plate (1), movable fixing plate (8) have been welded to the up end of breaker (4), the up end of movable fixing plate (8) is equipped with the recess, and the skin weld of recess has movable post (9), expanding spring (10) have been cup jointed to the surface of activity post (9), expanding spring (10) card is in the recess surface, activity post (9) run through fixed plate (3) and pass through the bolt fastening, the lower terminal surface of fixed plate (3) is provided with the same recess with movable fixing plate (8) up end equally, the diameter of expanding spring (10) is unanimous with the diameter of recess to expanding spring (10) and recess surface welded fastening.

2. The hydraulic ram refitting breaking hammer with the buffering structure as claimed in claim 1, wherein: three groups of mounting shafts (2) are welded on the inner side face of the rear end of the bridging plate (1).

3. The hydraulic ram refitting demolition hammer having a buffering structure according to claim 1, wherein: two sets of square grooves are formed in the two sides of the bridging plate (1), fixing columns (5) are movably mounted on the surfaces of the grooves, a crusher (4) is fixedly mounted at one end of each fixing column (5), and the crusher (4) is fixedly welded with a movable fixing plate (8).

4. The hydraulic ram refitting breaking hammer with the buffering structure as claimed in claim 1, wherein: the other end of the fixed column (5) is welded with a fixed ring (6), and the lower end of the crusher (4) is movably provided with a drill rod (7).

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