CN219952090U - Dust fall formula hydraulic breaking hammer - Google Patents

Abstract

The utility model discloses a dust fall type hydraulic breaking hammer which comprises a base of the breaking hammer, and a drill rod and a liquid pumping assembly which are arranged on the base; the side part of the base is provided with at least one water storage cavity which is suitable for supplying liquid through a water tank arranged on the machine body; the liquid pumping assembly is matched with the water storage cavity; the liquid pumping assembly is suitable for spraying liquid stored in the water storage cavity to the surface and/or the periphery of the drill rod under the driving of the drill rod. The utility model has the beneficial effects that: through be provided with at least one water storage chamber and drawing liquid subassembly on the base of quartering hammer, when the drill rod carries out normal reciprocating motion work, the drill rod can carry out reciprocating motion in the water storage chamber together with drawing liquid subassembly, and then can spray the liquid that the water storage intracavity portion was accumulated to the surface and/or all around of drill rod, be convenient for reduce the raise dust when the quartering hammer carries out work, also can cool down the drill rod simultaneously.

Description

Dust fall formula hydraulic breaking hammer

Technical Field

The utility model relates to the technical field of hydraulic breaking hammers, in particular to a dust fall type hydraulic breaking hammer.

Background

The hydraulic breaking hammer is an important engineering breaking tool, and is an impact tool for converting hydraulic energy into mechanical energy. The hydraulic breaking hammer is arranged on the machine and is connected with the hydraulic system, high-pressure fluid of the hydraulic system is supplied to the hydraulic breaking hammer to drive the piston rod to reciprocate, the piston rod impacts the drill rod at a high speed during the stroke, and the drill rod breaks solids such as ore, concrete and the like to complete the breaking task.

However, the existing hydraulic breaking hammer is usually installed on an excavator to break road surfaces or stones, and when breaking tasks are carried out, a large amount of dust can be generated by broken and splashed stones, so that the emitted dust can block the sight of a user, and meanwhile, the site environment can be polluted, so that breaking operations and construction are affected. There is a need for a dust hydraulic breaking hammer that can be operated to reduce dust.

Disclosure of Invention

An object of the present utility model is to provide a dust-falling hydraulic breaking hammer capable of falling dust.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a dust fall type hydraulic breaking hammer comprises a base of the breaking hammer, a drill rod and a liquid pumping assembly, wherein the drill rod and the liquid pumping assembly are arranged on the base; the side part of the base is provided with at least one water storage cavity which is suitable for supplying liquid through a water tank arranged on the machine body; the liquid suction assembly is matched with the water storage cavity, and is in transmission connection with the drill rod; when the drill rod axially reciprocates, the liquid pumping assembly is suitable for spraying liquid accumulated in the water storage cavity to the surface and/or the periphery of the drill rod under the driving of the drill rod.

Preferably, the liquid pumping assembly comprises a piston rod and a piston block; one end of the piston rod is connected with the piston block, the other end of the piston rod is suitable for being in transmission connection with the drill rod, the piston rod is also suitable for being in elastic connection with the base, and the piston block is in sealing sliding fit with the water storage cavity; when the drill rod axially reciprocates, the piston rod is suitable for driving the piston block to axially reciprocate along the water storage cavity under the drive of the drill rod, so that liquid accumulated in the water storage cavity is sprayed on the surface and/or the periphery of the drill rod.

Preferably, the outer wall of the drill rod is fixedly connected with a moving plate, one end of the piston rod is arranged in a spherical shape, and one end of the piston rod is suitable for being matched with the moving plate; when the drill rod axially reciprocates, the moving plate is suitable for being driven by the drill rod to be in reciprocating contact with or separated from one end of the piston rod, so that the piston rod drives the piston block to axially reciprocate along the water storage cavity.

Preferably, the upper end of the water storage cavity is communicated with the water tank through a connecting pipe, at least one-way valve is arranged in the piston block, and a water pipe is arranged at the bottom of the water storage cavity in a penetrating way; the piston rod is suitable for driving the piston block to move in a reciprocating mode, so that liquid accumulated at the upper portion of the water storage cavity is pumped to the lower portion of the water storage cavity through the one-way valve, and then the liquid is sprayed to the surface and/or the periphery of the drill rod through the water pipe.

Preferably, the upper end of the water storage cavity is communicated with the water tank through a connecting pipe, a water pipe is arranged at the side part of the water storage cavity or the connecting pipe, and a check valve which is arranged oppositely is arranged in the water pipe and the connecting pipe; the piston rod is suitable for driving the piston block to move along the water storage cavity in a reciprocating mode, and then liquid in the water tank is pumped to the position along the water pipe through the connecting pipe, and the liquid is sprayed on the surface and/or the periphery of the drill rod.

Preferably, one end of the water pipe corresponds to the drill rod; the water pipe is adapted to spray a liquid onto the surface of the drill rod.

Preferably, the base is fixedly provided with at least one spray plate, and one end of the water pipe is in through connection with the spray plate; the water pipe is suitable for spraying liquid to the periphery of the drill rod through the spraying plate.

Preferably, the water storage cavity is adapted to be integrally formed with the base.

Preferably, a water storage cylinder is arranged on the side part of the base, and the inner cavity of the water storage cylinder is the water storage cavity.

Compared with the prior art, the utility model has the beneficial effects that: through be provided with at least one water storage chamber and drawing liquid subassembly on the base of quartering hammer, when the drill rod carries out normal reciprocating motion work, the drill rod can carry out reciprocating motion in the water storage chamber together with drawing liquid subassembly, and then can spray the liquid that the water storage intracavity portion was accumulated to the surface and/or all around of drill rod, be convenient for reduce the raise dust when the quartering hammer carries out work, also can cool down the drill rod simultaneously.

Drawings

Fig. 1 is a schematic view of the hydraulic breaker of the utility model as a whole.

FIG. 2 is a schematic view of the water storage cylinder structure of the utility model.

FIG. 3 is a schematic cross-sectional view of an extractor assembly according to the present utility model.

FIG. 4 is a schematic view of the piston rod of the pump assembly of the present utility model in an up-travel motion.

Fig. 5 is an enlarged schematic view of the check valve inside the piston block of the present utility model.

FIG. 6 is a schematic view of the piston rod downward movement of the pump assembly of the present utility model.

Fig. 7 is a schematic structural view of an embodiment of the water pipe arrangement in the present utility model.

Fig. 8 is an enlarged schematic view of the check valve in the water pipe and the connection pipe of fig. 7 according to the present utility model.

Fig. 9 is a schematic diagram of a moving plate structure in the present utility model.

In the figure: 1. a base; 11. a water storage cavity; 111. a water pipe; 12. a connecting pipe; 13. a one-way valve; 14. a water storage tank; 2. a drill rod; 21. a moving plate; 3. a liquid pumping assembly; 31. a piston rod; 32. a piston block; 33. and a spray plate.

Detailed Description

The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

One of the preferred embodiments of the present utility model, as shown in fig. 1 to 9, is a dust-falling type hydraulic breaking hammer, comprising a base 1, a drill rod 2 slidably mounted on the base 1, and a liquid extraction assembly 3; at least one water storage cavity 11 is arranged on the side part of the base 1, and the water storage cavity 11 is in through connection with a water tank of the machine body through a connecting pipe 12, so that liquid can be conveniently supplied to the inside of the water storage cavity 11 through the water tank; the liquid pumping assembly 3 is matched with the water storage cavity 11, and the liquid pumping assembly 3 is in transmission connection with the drill rod 2; when the drill rod 2 performs normal reciprocating movement along the axial direction, the drill rod 2 can reciprocate to enable the liquid pumping assembly 3 to reciprocate in the water storage cavity 11, so that the liquid pumping assembly 3 can pump and spray liquid stored in the water storage cavity 11 to the surface of the drill rod 2 and/or spray dust fall around, and cooling and dust fall are facilitated.

In this embodiment, as shown in fig. 2 to 8, the liquid pumping assembly 3 includes a piston block 32 sliding in the water storage cavity 11 in a sealing manner and a piston rod 31 fixedly connected to the piston block 32, and the other end of the piston rod 31 is in transmission connection and cooperation with the drill rod 2; when the drill rod 2 normally reciprocates along the axial direction, the drill rod 2 reciprocates to drive the piston rod 31 to reciprocate in the water storage cavity 11, and the piston rod 31 reciprocates to drive the piston block 32 to reciprocate along with the piston rod 31, so that liquid stored in the water storage cavity 11 is sprayed on the surface and/or the periphery of the drill rod 2 through the piston block 32, and dust fall is conveniently carried out on the surface and/or the periphery of the drill rod 2.

In this embodiment, as shown in fig. 2 to 5, 6 to 7 and 9, a moving plate 21 is welded on the outer wall of the drill rod 2, one end of a piston rod 31, which is close to the moving plate 21, is spherically arranged and a certain buffer distance is reserved between the piston rod 31 and the moving plate 21, a spring is sleeved on the outer wall of the piston rod 31, one end of the spring is fixedly connected with the bottom end of the water storage cavity 11, and the other end of the spring is fixedly connected with the outer wall of the piston rod 31; when the drill rod 2 moves normally in the axial direction, the drill rod 2 moves reciprocally together with the moving plate 21, and when the moving plate 21 moves upwards, the drill rod 2 contacts the piston rod 31 with the spherical bottom and pushes the piston rod 31 to move upwards, at the moment, the spring sleeved on the outer wall of the piston rod 31 is compressed, and the piston rod 31 moves upwards to enable the piston block 32 to move upwards; the drill rod 2 moves downwards together with the moving plate 21, the moving plate 21 moves downwards to enable the spring sleeved on the outer wall of the piston rod 31 to recover deformation so as to push the piston rod 31 downwards, and at the moment, the piston rod 31 moves downwards to enable the piston block 32 to slide in a sealing way downwards in the water storage cavity 11, so that the piston rod moves back and forth.

It can be understood that when the piston rod 31 is directly connected with the drill rod 2, the drill rod 2 generates larger force when being driven by the machine body, so that excessive force can be caused to the piston rod 31; and perhaps operating personnel maloperation makes drill rod 2 carry out the tilting operation sometimes, leads to the force direction that piston rod 31 received to change, thereby can all lead to piston rod 31 to take place to crookedly, can make piston rod 31 and the internal connection department of retaining chamber 11 take place the gap and appear leaking the liquid phenomenon like this, consequently set up the bottom of piston rod 31 into the spheroid and with the movable plate 21 between leave certain buffering interval, can effectually prevent that the dynamics from excessively buckling piston rod 31, still can make piston rod 31 vertical reciprocate all the time.

It will be appreciated that the arrangement of the pump assembly 3 of the present utility model includes, but is not limited to, the following two arrangements.

Setting mode one: as shown in fig. 2 to 6 and 9, at least one-way valve 13 is arranged in the piston block 32, the direction of the one-way valve 13 is the same, a water pipe 111 is arranged at the bottom of the water storage cavity 11 in a penetrating way, the water storage cavity 11 is connected with a water tank of a machine body in a penetrating way through a connecting pipe 12, and liquid is conveniently supplied to the water storage cavity 11 through the water tank; when the piston rod 31 moves upwards, the piston rod 31 moves upwards to carry the piston block 32 to move upwards in the water storage cavity 11 in a sealing way, the one-way valve 13 on the piston block 32 is opened, and liquid at the upper end of the water storage cavity 11 flows into the lower end of the water storage cavity 11 from the opened one-way valve 13; when the piston rod 31 moves downwards, the piston rod 31 moves downwards at this moment to carry the piston block 32 to slide downwards in the water storage cavity 11 in a sealing way, the one-way valve 13 on the piston block 32 is closed at this moment, the piston block 32 moves downwards at this moment to enable liquid at the lower end of the water storage cavity 11 to be pressed downwards, and then the liquid is sprayed on the surface and/or the periphery of the drill rod 2 through the water pipe 111, so that dust fall can be conveniently carried out on the surface and/or the periphery of the drill rod 2.

Setting mode II: as shown in fig. 7 to 9, the top end of the water storage cavity 11 is connected with the water tank of the machine body through a connecting pipe 12, a water pipe 111 is connected with the side part of the upper end of the water storage cavity 11 in a penetrating way, and a check valve 13 which is arranged oppositely is arranged at the joint of the connecting pipe 12 and the water pipe 111 and the water storage cavity 11; when the piston rod 31 moves upwards, the piston block 32 is carried to slide upwards in the water storage cavity 11 in a sealing way, at the moment, the piston block 32 moves upwards, the one-way valve 13 in the connecting pipe 12 is closed, the one-way valve 13 in the water pipe 111 is opened, and water stored in the water storage cavity 11 is conveniently sprayed on the surface and/or the periphery of the drill rod 2 through the water pipe 111 for dust settling treatment; when the piston rod 31 moves downwards, the piston block 32 is carried to slide downwards in the water storage cavity 11 in a sealing way, when the piston block 32 moves downwards, the one-way valve 13 in the connecting pipe 12 is opened, liquid in the water tank enters the water storage cavity 11, and when the one-way valve 13 in the water pipe 111 is closed, the liquid is stored in the water storage cavity 11.

It can be understood that the first and second arrangement modes of the liquid suction assembly 3 are suitable for the present utility model, and those skilled in the art can select according to actual needs; in order to facilitate the following description, the first setting mode is adopted in the present utility model.

In the present embodiment, as shown in fig. 2 to 9, the position of one end of the water pipe 111 is provided with the following three arrangements.

Setting mode one: one end of the water pipe 111 corresponds to the drill rod 2; at this time, the water pipe 111 can spray the liquid onto the surface of the drill rod 2, so that dust on the surface of the drill rod 2 can be effectively removed, and the cooling and dust-settling treatment can be conveniently carried out.

Setting mode II: at least one spray plate 33 is fixedly arranged at the bottom of the base 1, the spray plate 33 is arranged at the side part of the drill rod 2, and one end of the water pipe 111 is communicated with the spray plate 33; the water pipe 111 can spray liquid around the drill rod 2 through the spray plate 33 for dust fall and temperature reduction.

Setting mode III: one end of the water pipe 111 is divided into two ports, one port corresponds to the drill rod 2, and the other port is in through connection with the spray plate 33; when the water pipe 111 carries liquid, at this time, one end of the water pipe 111 can spray the liquid onto the surface of the drill rod 2 and remove dust on the surface of the drill rod 2, so as to perform cooling and dust-settling treatment, and the spray plate 33 can spray the liquid onto the periphery of the drill rod 2, so as to perform dust-settling and cooling treatment.

It can be understood that the above-mentioned positioning manner of one end of the water pipe 111 is suitable for the present utility model, and those skilled in the art can select according to actual needs; the most preferred arrangement of the present utility model is arrangement three.

It is understood that the water storage cavity 11 can be integrally formed with the base 1, so that the water storage cavity 11 is located inside the base 1, and the water storage cavity 11 is prevented from being extruded or collided, so that the water storage cavity 11 is protected conveniently.

It can be further understood that the water storage tank 14 is installed at the side part of the base 1, the inner cavity of the water storage tank 14 is the water storage cavity 11, the water storage tank 14 is conveniently installed at the side part of the base 1, the water storage cavity 11 can have a larger space, more liquid can be conveniently accumulated for spraying, and the dust fall effect is better promoted.

The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a dust fall formula hydraulic breaking hammer which characterized in that: the drill rod comprises a base of a breaking hammer and a drill rod and liquid pumping assembly which are arranged on the base; the side part of the base is provided with at least one water storage cavity which is suitable for supplying liquid through a water tank arranged on the machine body; the liquid suction assembly is matched with the water storage cavity, and is in transmission connection with the drill rod; when the drill rod axially reciprocates, the liquid pumping assembly is suitable for spraying liquid stored in the water storage cavity to the surface and/or periphery of the drill rod under the drive of the drill rod; the liquid pumping assembly comprises a piston rod and a piston block; one end of the piston rod is connected with the piston block, the other end of the piston rod is suitable for being in transmission connection with the drill rod, the piston rod is also suitable for being in elastic connection with the base, and the piston block is in sealing sliding fit with the water storage cavity; when the drill rod axially reciprocates, the piston rod is suitable for driving the piston block to axially reciprocate along the water storage cavity under the drive of the drill rod, so that liquid accumulated in the water storage cavity is sprayed on the surface and/or the periphery of the drill rod.

2. The dust-reducing hydraulic breaking hammer according to claim 1, characterized in that: the outer wall of the drill rod is fixedly connected with a moving plate, one end of the piston rod is arranged in a spherical shape, and one end of the piston rod is suitable for being matched with the moving plate; when the drill rod axially reciprocates, the moving plate is suitable for being driven by the drill rod to be in reciprocating contact with or separated from one end of the piston rod, so that the piston rod drives the piston block to axially reciprocate along the water storage cavity.

3. The dust-reducing hydraulic breaking hammer according to claim 1, characterized in that: the upper end of the water storage cavity is communicated with the water tank through a connecting pipe, at least one-way valve is arranged in the piston block, and a water pipe is arranged at the bottom of the water storage cavity in a penetrating way; the piston rod is suitable for driving the piston block to move in a reciprocating mode, so that liquid accumulated at the upper portion of the water storage cavity is pumped to the lower portion of the water storage cavity through the one-way valve, and then the liquid is sprayed to the surface and/or the periphery of the drill rod through the water pipe.

4. The dust-reducing hydraulic breaking hammer according to claim 1, characterized in that: the upper end of the water storage cavity is communicated with the water tank through a connecting pipe, a water pipe is arranged at the side part of the water storage cavity or the connecting pipe, and a check valve which is arranged oppositely is arranged in the water pipe and the connecting pipe; the piston rod is suitable for driving the piston block to move along the water storage cavity in a reciprocating mode, and then liquid in the water tank is pumped to the position along the water pipe through the connecting pipe, and the liquid is sprayed on the surface and/or the periphery of the drill rod.

5. The dust-reducing hydraulic breaking hammer according to claim 3 or 4, characterized in that: one end of the water pipe corresponds to the drill rod; the water pipe is adapted to spray a liquid onto the surface of the drill rod.

6. The dust-reducing hydraulic breaking hammer according to claim 3 or 4, characterized in that: the base is fixedly provided with at least one spray plate, and one end of the water pipe is communicated with the spray plate; the water pipe is suitable for spraying liquid to the periphery of the drill rod through the spraying plate.

7. The dust-reducing hydraulic breaking hammer according to claim 1, characterized in that: the water storage cavity is suitable for being integrally formed with the base.

8. The dust-reducing hydraulic breaking hammer according to claim 1, characterized in that: the side part of the base is provided with a water storage cylinder, and the inner cavity of the water storage cylinder is the water storage cavity.