CN211816547U

CN211816547U - Hydraulic breaking hammer

Info

Publication number: CN211816547U
Application number: CN202020242177.3U
Authority: CN
Inventors: 修艳华; 孙德浩; 张晓宇
Original assignee: Yantai Baicai Machinery Equipment Co ltd
Current assignee: Yantai Baicai Machinery Equipment Co ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-30
Anticipated expiration: 2030-03-02

Abstract

The utility model relates to a hydraulic breaking hammer, including the hammer core, insert the drill rod and the curb plate of fixed connection in the hammer core both sides of locating hammer core lower extreme, be connected with spray set on the curb plate of one side, spray set includes the water tank of fixed connection on the curb plate, the play water end of water tank is connected with the nozzle, the pointed end of drill rod is aimed at to the nozzle. The utility model discloses have in time to cool down the drill rod, extension drill rod life's effect.

Description

Hydraulic breaking hammer

Technical Field

The utility model belongs to the technical field of the technique of quartering hammer and specifically relates to a hydraulic pressure quartering hammer is related to.

Background

When breaking rock, concrete or some other harder material, a breaking hammer is often used, which is often used as an attachment device in excavators or other working machines.

The utility model discloses a chinese utility model patent that current grant bulletin number is CN207672404U discloses a high frequency quartering hammer, which comprises a frame, the high-frequency vibration source, excavation mouth and alloy mouth, the alloy mouth passes through the bolt fastening and is digging the mouth tip, and the welding of excavation mouth is on the high-frequency vibration source, and the both sides welding of excavation mouth is equipped with crashproof dog, and the high-frequency vibration source passes through front joint assembly and back joint assembly to be fixed in the frame, is equipped with preceding snubber block and back snubber block between both ends and the frame around the high-frequency vibration source respectively, and the rear side of high-frequency vibration source is equipped with crashproof block. Above-mentioned prior art simple structure can effectively the noise reduction, improves the life of alloy mouth, and anti striking ability is strong.

The above prior art solutions have the following drawbacks: when the breaking hammer breaks rocks, the alloy nozzle (also called a drill rod) continuously collides and rubs with the rocks, more heat is generated, the temperature of the alloy nozzle is overhigh, the alloy nozzle is easily deformed due to the temperature rise of the alloy nozzle, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a hydraulic breaking hammer can cool down the drill rod, prolongs the life of drill rod.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a hydraulic breaking hammer comprises a hammer core, a drill rod inserted into the lower end of the hammer core and side plates fixedly connected to two sides of the hammer core, wherein a spraying device is connected to each side plate and comprises a water tank fixedly connected to each side plate, a water outlet end of each water tank is connected with a nozzle, and the nozzles are aligned to the tip end of the drill rod.

By adopting the technical scheme, when the breaking hammer breaks the stones, water in the water tank is sprayed out through the nozzle and sprayed at the tip of the drill rod, so that the tip of the drill rod is cooled in time, the drill rod is prevented from being too high in temperature due to impact friction, and the service life of the drill rod is prolonged.

The present invention may be further configured in a preferred embodiment as: the water outlet end of the water tank is connected with a spraying cover, and the nozzles are fixed on the inner wall of the spraying cover and are provided with a plurality of nozzles.

Through adopting above-mentioned technical scheme, spray the cover and can protect the quartering hammer upper end, avoid causing the pollution at the rubble with spraying in-process piece and sewage to the quartering hammer upper end, can avoid the collision of hard rubble to the quartering hammer upper end simultaneously.

The present invention may be further configured in a preferred embodiment as: the spraying cover is bowl-shaped and has a downward large opening.

Through adopting above-mentioned technical scheme, the bowl form sprays the internal surface of cover and is the arc, is convenient for spatter the liquid that sprays the cover inner wall and follows the landing of inner wall radian, sprays the cover top and can not produce the hydrops phenomenon.

The present invention may be further configured in a preferred embodiment as: an exhaust fan fixedly connected to the side plate is arranged above the spraying cover, and an exhaust inlet of the exhaust fan faces downwards and is higher than the lower edge of the spraying cover.

Through adopting above-mentioned technical scheme, the rubble in-process can produce a large amount of dust, and is great to staff's healthy harm, and the dust is siphoned away in that the air exhauster can be timely, and the protection staff does not receive the dust pollution.

The present invention may be further configured in a preferred embodiment as: the air outlet of the exhaust fan is connected with a dust hood, the dust hood is arranged above the spraying hood, and a gap is reserved between the dust hood and the spraying hood.

By adopting the technical scheme, the suction hood increases the area of the suction inlet of the exhaust fan, dust generated in the stone crushing process can be sucked away in a wider range, and the dust collection effect is better.

The present invention may be further configured in a preferred embodiment as: the dust hood is bowl-shaped, the diameter of the dust hood is larger than that of the spraying hood, and the lower edge of the spraying hood is flush with the lower edge of the dust hood.

Through adopting above-mentioned technical scheme, the bowl form sprays the inner wall of cover and is the arc, and when great rubble granule was inhaled the suction hood, can collide the inner wall at the in-process that rises, then the landing, avoids great granule to get into and causes the jam in the suction tube of air exhauster.

The present invention may be further configured in a preferred embodiment as: and a filter screen is arranged in a gap between the dust collection cover and the spraying cover.

Through adopting above-mentioned technical scheme, the filter screen can filter the large granule rubble, avoids the great rubble of volume to get into and causes the jam in the suction hood.

The present invention may be further configured in a preferred embodiment as: the upper end of the filter screen is fixedly connected with wet porous cotton.

Through adopting above-mentioned technical scheme, porous cotton is porous material, and porous cotton after the moist can play the effect of adsorbing the dust, and then can play the guard action to the air exhauster, reduces the volume that gets into the inside dust of air exhauster.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the breaking hammer breaks the stones, water in the water tank is sprayed out through the nozzle and sprayed at the tip of the drill rod, so that the tip of the drill rod is cooled in time, the drill rod is prevented from being too high in temperature due to impact friction, and the service life of the drill rod is prolonged;

2. the upper end of the breaking hammer can be protected by the spraying cover, so that the upper end of the breaking hammer is prevented from being polluted by debris and sewage in the process of breaking stones and spraying, and meanwhile, the upper end of the breaking hammer can be prevented from being collided by hard broken stones;

3. a large amount of dust can be generated in the stone crushing process, the harm to the health of workers is large, the dust can be sucked away by the exhaust fan in time, and the workers are protected from dust pollution.

Drawings

FIG. 1 is a schematic view of the entire structure of the embodiment;

FIG. 2 is a schematic view showing the structure of the spray device;

FIG. 3 is a schematic sectional view of a portion of an embodiment;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

In the figure, 1, a hammer core; 2. a drill rod; 3. a side plate; 41. a water tank; 42. a spray cover; 43. a nozzle; 51. an exhaust fan; 52. a dust hood; 53. a filter screen; 54. porous cotton.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1, for the utility model discloses a hydraulic breaking hammer, when using, the breaking hammer links to each other with excavating equipment for hard thing such as broken rock. In this embodiment, a hydraulic breaking hammer, including hammer core 1, insert drill rod 2 and the curb plate 3 of fixed connection in 1 both sides of hammer core of locating hammer core 1 lower extreme, curb plate 3 is used for protecting hammer core 1 and is connected with excavating equipment, and during the rubble, excavating equipment drives breaking hammer moving as a whole, contradicts 2 pointed ends of drill rod and strikes the breakage on waiting broken rock. The stone breaking principle of the breaking hammer is the prior art, and the description is omitted here.

Referring to fig. 1, two side plates 3 are arranged, the two side plates 3 are mirror images, and a spraying device is connected to the side plate 3 on one side and used for spraying water to cool the drill rod 2; the side plate 3 on the other side is connected with a dust suction device for absorbing dust.

Referring to fig. 2, the spray device includes a water tank 41 fixedly connected to the side plate 3, a control switch is provided in the water tank 41, and before operation, cold water is charged into the water tank 41; a water outlet pipe is connected below the water tank 41, the lower end of the water outlet pipe is connected with a spraying cover 42, and the spraying cover 42 is fixedly connected to the lower end of the side plate 3. The spray shield 42 is bowl-shaped and the liquid can slide down the inner wall of the spray shield 42. The lower end of the water outlet pipe extends into the spraying cover 42 and is communicated with a plurality of nozzles 43 fixedly connected to the inner wall of the spraying cover 42, and the nozzles 43 are aligned to the tip end of the drill rod 2. In the process of breaking the stones, water is sprayed out from the water tank 41 along the water outlet pipe through the nozzle 43, and the water is sprayed at the tip of the drill rod 2 to cool the drill rod 2.

Referring to fig. 2 and 3, the dust suction device comprises an exhaust fan 51 fixedly connected to the side plate 3, an exhaust inlet of the exhaust fan 51 faces downwards and is connected with a dust suction cover 52, the dust suction cover 52 is arranged above the spraying cover 42, the dust suction cover 52 is bowl-shaped and has a diameter larger than that of the spraying cover 42, and the lower edge of the spraying cover 42 is flush with the lower edge of the dust suction cover 52. A gap is left between the dust suction cover 52 and the spraying cover 42, and dust is sucked by the exhaust fan 51 through the gap. A filter screen 53 is arranged between the dust hood 52 and the spraying hood 42 for intercepting gravels with larger particles and preventing the air suction opening of the exhaust fan 51 from being blocked.

Referring to fig. 3 and 4, a wet porous cotton 54 is fixedly connected to an upper end of the filter screen 53 to adsorb dust and reduce the amount of dust sucked into the extractor.

The implementation principle of the embodiment is as follows: when the breaking hammer is used, cold water is added into the water tank 41, then a control switch of the water tank 41 is turned on, the exhaust fan 51 is started, and the breaking of stones is started.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic breaking hammer, includes hammer core (1), inserts drill rod (2) and curb plate (3) of fixed connection in hammer core (1) both sides of locating hammer core (1) lower extreme, its characterized in that: the side plate (3) is connected with a spraying device, the spraying device comprises a water tank (41) fixedly connected to the side plate (3), the water outlet end of the water tank (41) is connected with a nozzle (43), and the nozzle (43) is aligned to the tip end of the drill rod (2).

2. A hydraulic demolition hammer as claimed in claim 1 wherein: the water outlet end of the water tank (41) is connected with a spraying cover (42), and the plurality of nozzles (43) are fixed on the inner wall of the spraying cover (42).

3. A hydraulic demolition hammer as claimed in claim 2, wherein: the spraying cover (42) is bowl-shaped and has a downward large opening.

4. A hydraulic demolition hammer as claimed in claim 2, wherein: an exhaust fan (51) fixedly connected to the side plate (3) is arranged above the spraying cover (42), and an exhaust inlet of the exhaust fan (51) faces downwards and is higher than the lower edge of the spraying cover (42).

5. A hydraulic demolition hammer as claimed in claim 4, wherein: the air outlet of the exhaust fan (51) is connected with a dust hood (52), the dust hood (52) is arranged above the spraying hood (42), and a gap is reserved between the dust hood (52) and the spraying hood (42).

6. A hydraulic demolition hammer as claimed in claim 5, wherein: the dust hood (52) is bowl-shaped, the diameter of the dust hood is larger than that of the spraying hood (42), and the lower edge of the spraying hood (42) is flush with that of the dust hood (52).

7. A hydraulic demolition hammer as claimed in claim 6, wherein: a filter screen (53) is arranged in a gap between the dust collection cover (52) and the spraying cover (42).

8. A hydraulic demolition hammer as claimed in claim 7, wherein: the upper surface of the filter screen (53) is fixedly connected with wet porous cotton (54).