Mute type breaking hammer shell structure

Abstract

The utility model discloses a mute type breaking hammer shell structure which comprises a breaking hammer shell, connecting plates are installed on the front portion and the rear portion of the lower end face of the breaking hammer shell, installing grooves are formed in the sides, opposite to each other, of the outer surfaces of the two connecting plates, and installing plates are arranged on the inner sides of the installing grooves. Clamping grooves are formed in the two sides of the outer surface of the mounting plate, clamping blocks are movably mounted on the inner sides of every two clamping grooves through bidirectional moving mechanisms, a mute cover is fixedly connected to the lower end face of the mounting plate, a water tank and a water pump are mounted on the outer surface of the mute cover, and the outer sides of the water pump and the water tank are sleeved with a shell; semicircular holes are formed in the upper portions of the opposite sides of the outer surfaces of the two mute covers. By arranging the mute cover, flying dust and broken stone splashing can be prevented, noise generated during working can be reduced, and the mute cover can be conveniently disassembled and assembled, so that the mute cover can be conveniently maintained.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of breaking hammer shell, concretely is a mute breaking hammer shell structure. BACKGROUND

[0002] The breaking hammer is usually installed on the excavator, loader or power station for use, has the advantages of big impact force, convenient use, good mobility and high efficiency, and is mainly used for breaking, demolishing, excavating hard layer and other work in the construction. The breaking hammer shell plays the role of connecting the excavator and the hydraulic breaking hammer. The shell of the breaking hammer is an important part of the breaking hammer. The quality of the shell directly affects the quality of the breaking hammer.

[0003] However, the drill bit of some existing breaking hammers can cause a lot of dust during construction, causing air pollution in the city. At the same time, the drill bit also causes a lot of noise when working, and is prone to splashing of broken stones, which can cause harm to road pedestrians and vehicles. Therefore, it does not meet the existing needs. To this end, we propose a mute breaking hammer shell structure. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a mute breaking hammer shell structure to solve the problem that the drill bit of some existing breaking hammers can cause a lot of dust during construction, causing air pollution in the city. At the same time, the drill bit also causes a lot of noise when working, and is prone to splashing of broken stones, which can cause harm to road pedestrians and vehicles.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a mute breaking hammer shell structure, comprising a breaking hammer shell, the front and rear of the lower end surface of the breaking hammer shell are provided with connecting plates, the outer surfaces of the two connecting plates are provided with mounting grooves on the opposite sides, the inner sides of the mounting grooves are provided with mounting plates, the outer surfaces of the mounting plates are provided with clamping grooves on the two sides, the inner sides of every two clamping grooves are movably provided with clamping blocks through a bidirectional moving mechanism, the lower end surface of the mounting plate is fixedly connected with a mute cover, the outer surface of the mute cover is provided with a water tank and a water pump, the outer sides of the water pump and the water tank are provided with an outer shell, the upper sides of the opposite sides of the outer surfaces of the two mute covers are provided with semicircular holes, the top surface of the inner wall of the mute cover is provided with a plurality of atomizing nozzles, the lower end surface of the mute cover is fixedly connected with a rubber pad, and the inside of the mute cover is sequentially provided with a wear-resistant layer, a sound insulation layer, a sound absorption layer and a protective layer from the outside to the inside.

[0006] Preferably, the bidirectional moving mechanism comprises a short shaft, threaded rods are installed at both ends of the short shaft, threaded plates are sleeved on the outer surfaces of the threaded rods, and the short shaft and the threaded rods are arranged on the outer side of the mounting groove through a movable cavity.

[0007] Preferably, the threads of the two threaded rods are opposite, the threaded plates are fixedly connected with the outer surface of the clamping block, one side of the movable cavity is provided with a motor through a motor cavity, the output end of the motor is fixedly connected with one end of one of the threaded rods through a connecting shaft, and the other end of the other threaded rod is rotationally connected with the inner wall of the movable cavity through a bearing.

[0008] Preferably, the outer shell is fixedly connected with the outer surface of the soundproof cover through a limiting groove, the outer surface of the outer shell is provided with a water adding pipe, the water adding pipe extends to the inner side of the water tank, and the outer surface of the water adding pipe is provided with a sealing cover in a screwed mode.

[0009] Preferably, the water tank is connected with the water pump through a first water pipe, and the water pump is connected with the atomizing nozzle through a second water pipe.

[0010] Preferably, the inner side of the sound absorption layer is sequentially provided with a first sound absorption cotton layer and a second sound absorption cotton layer from outside to inside, and the densities of the first sound absorption cotton layer and the second sound absorption cotton layer increase in sequence.

[0011] Preferably, the sound insulation layer is a glass fiber cotton plate, and the protective layer is a reinforced mortar layer, one of the soundproof covers is provided with a vertical groove at the rear end face, and the other soundproof cover is provided with a vertical plate at the front end face, and the vertical plate can be clamped into the inner side of the vertical groove.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a soundproof cover is provided with movable cavity, clamping block, threaded rod, threaded plate, motor, the movable cavity is provided with two semicircular holes, and the movable cavity is provided with two clamping blocks, and the two clamping blocks are respectively arranged in the two semicircular holes, and the movable cavity is provided with two threaded rods, and the two threaded rods are respectively arranged in the two semicircular holes, and the movable cavity is provided with two threaded plates, and the two threaded plates are respectively arranged in the two semicircular holes, and the movable cavity is provided with motor cavity, and the motor cavity is provided with motor, and the motor is fixedly connected with the threaded rod through the connecting shaft, and the threaded rod is rotatably connected with the threaded plate, and the threaded plate is fixedly connected with the clamping block, and the clamping block is fixedly connected with the soundproof cover, and the soundproof cover is provided with sound insulation layer and sound absorption layer, and the sound absorption layer is provided with first sound absorption cotton layer and second sound absorption cotton layer from outside to inside in sequence, and the densities of the first sound absorption cotton layer and the second sound absorption cotton layer increase in sequence, and the sound insulation layer is glass fiber cotton plate, and the protective layer is reinforced mortar layer, and one of the soundproof covers is provided with vertical groove at the rear end face, and the other soundproof cover is provided with vertical plate at the front end face, and the vertical plate can be clamped into the inner side of the vertical groove.

[0014] 2、The utility model discloses a soundproof cover is provided with clamping block, clamping groove, mounting plate, mounting groove, two -way moving mechanism, can through the switch of control motor, and the motor work can drive threaded rod rotation, and two threaded plates can move to the direction of close or far simultaneously, and drive clamping block moves, makes clamping block enter or leave the inner side of clamping groove, can dismantle and install to the soundproof cover to the convenient maintenance thereof. DRAWINGS

[0015] Figure 1 It is the whole structure schematic view of the utility model;

[0016] Figure 2 It is the whole main sectional view of the utility model;

[0017] Figure 3 It is the partial structure schematic view of the utility model bidirectional moving mechanism;

[0018] Figure 4 It is the structure schematic view of the utility model muffler;

[0019] Figure 5 It is the main sectional view of the utility model muffler.

[0020] In the drawing: 1, broken hammer shell;2, connecting plate;3, mounting plate;4, shell;5, muffler;6, bidirectional moving mechanism;601, threaded rod;602, movable cavity;603, short shaft;604, threaded plate;605, motor;7, clamping block;8, clamping groove;9, semicircular hole;10, mounting groove;11, rubber pad;12, water pump;13, water tank;14, wear-resistant layer;15, sound insulation layer;16, sound absorption layer;17, protective layer;18, atomizing nozzle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] The motor 605 (model number 68KTYZ) and the water pump 12 (model number IS200-150-400) mentioned in the utility model can be obtained from market purchase or private customization.

[0023] Please refer to Figures 1 to 5The utility model provides an embodiment: a mute formula broken hammer casing structure, including broken hammer casing 1, the front and back of broken hammer casing 1 lower end surface all are installed with connecting plate 2, the outer surface opposite side of two connecting plate 2 all is provided with installation groove 10, the inner side of installation groove 10 is provided with mounting plate 3, the both sides of mounting plate 3 outer surface all are provided with the clamping groove 8, the inner side of every two clamping grooves 8 is movably installed with the clamping block 7 through the bidirectional movement mechanism 6, the lower end surface of mounting plate 3 is fixedly connected with the mute cover 5, the outer surface of mute cover 5 is installed with water tank 13 and water pump 12, and the outer side of water pump 12, water tank 13 is equipped with the shell 4, the upper side of the opposite side of two mute cover 5 outer surfaces all is provided with semicircular hole 9, the top of mute cover 5 inner wall is installed with a plurality of atomizing nozzles 18, the lower end surface of mute cover 5 is fixedly connected with rubber pad 11, and the inside of mute cover 5 is sequentially provided with wear layer 14, sound insulation layer 15, sound absorption layer 16 and protection layer 17 from outside to inside.

[0024] The bidirectional movement mechanism 6 includes a short shaft 603, the two ends of the short shaft 603 are provided with threaded rods 601, the outer surface of the threaded rods 601 is provided with threaded plates 604, and the short shaft 603 and the threaded rods 601 are arranged on the outer side of the installation groove 10 through the movable cavity 602.

[0025] The threaded directions of the two threaded rods 601 are opposite, the threaded plates 604 are fixedly connected with the outer surface of the clamping block 7, one side of the movable cavity 602 is provided with a motor 605 through a motor cavity, the output end of the motor 605 is fixedly connected with one end of one of the threaded rods 601 through a connecting shaft, the other end of the other threaded rod 601 is rotatably connected with the inner wall of the movable cavity 602 through a bearing, the motor 605 can drive the threaded rods 601 to rotate, the two threaded plates 604 can move towards or away from each other, drive the clamping block 7 to move, so that the clamping block 7 is clamped into or out of the inner side of the clamping groove 8.

[0026] The outer surface of the shell 4 and the outer surface of the mute cover 5 are fixedly connected through a limiting groove, the outer surface of the shell 4 is provided with a water adding pipe, the water adding pipe extends to the inner side of the water tank 13, and the outer surface of the water adding pipe is provided with a sealing cover through a threaded connection, so that water can be added to the water tank 13 through the water adding pipe.

[0027] The water tank 13 and the water pump 12 are connected through a first water pipe, the water pump 12 and the atomizing nozzle 18 are connected through a second water pipe, the switch of the water pump 12 is opened, and the atomizing nozzle 18 can spray water to reduce dust.

[0028] The inner side of the sound absorption layer 16 is sequentially provided with a first sound absorption cotton layer and a second sound absorption cotton layer from outside to inside, the density of the first sound absorption cotton layer and the second sound absorption cotton layer increases in turn, can effectively absorb medium-high frequency noise and low frequency noise, and improve the sound absorption effect.

[0029] The sound insulation layer 15 is a glass fiber cotton board, the protective layer 17 is a reinforced mortar layer, the mortar layer is a rigid structure, and the inner wall of the sound cover 5 is prevented from being damaged by flying gravel, one end surface of one sound cover 5 is provided with a vertical groove, and a vertical plate is installed on the front end surface of the other sound cover 5 and can be clamped into the inner side of the vertical groove, the sealing performance of the connection part of the two sound covers 5 is improved, and the sound insulation effect is further improved.

[0030] The sound insulation type breaking hammer shell structure is used, the breaking hammer shell 1 is installed outside the breaking head, the mounting plate 3 is clamped into the inner side of the mounting groove 10, the power supply is connected, the switch of the motor 605 is controlled, the motor 605 works to drive the threaded rod 601 to rotate, the two threaded plates 604 can simultaneously move towards the close direction, the clamping block 7 is driven to move, the clamping block 7 is clamped into the inner side of the clamping groove 8, the sound cover 5 is installed, and when the breaking work is carried out, the breaking head moves up and down in the circular hole formed by the two semicircular holes 9, the dust generated can be treated by dust reduction under the action of the atomizing nozzle 18, the flying gravel is blocked by the sound cover 5, the harm to pedestrians and vehicles on the road is prevented, the sound insulation layer 15 and the sound absorbing layer 16 are arranged, the first sound absorbing cotton layer and the second sound absorbing cotton layer are sequentially arranged in the inner side of the sound absorbing layer 16 from the outside to the inside, the density of the first sound absorbing cotton layer and the second sound absorbing cotton layer is sequentially increased, the middle and high frequency noise and the low frequency noise can be effectively absorbed, the sound absorbing effect is improved, the sound insulation layer 15 is a glass fiber cotton board, the sound insulation effect is good, the sound cover 5 is arranged, the flying dust and gravel can be prevented, the noise generated during work can be reduced, and the sound cover 5 is convenient to disassemble and assemble, so that the sound cover 5 is convenient to maintain.

[0031] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A silenced breaking hammer housing structure comprising a breaking hammer housing (1), characterized in that: The lower end face of the breaking hammer shell (1) is provided with connecting plates (2) in front and back, the outer surface of the two connecting plates (2) is provided with mounting grooves (10) on the opposite sides, the inner side of the mounting groove (10) is provided with mounting plates (3), the outer surface of the mounting plate (3) is provided with clamping grooves (8) on both sides, the inner side of every two clamping grooves (8) is movably provided with clamping blocks (7) through bidirectional moving mechanisms (6), the lower end face of the mounting plate (3) is fixedly connected with muffling covers (5), the outer surface of the muffling cover (5) is provided with water tanks (13) and water pumps (12), the outer side of the water pump (12) and the water tank (13) is sleeved with an outer shell (4), the upper side of the opposite side of the outer surface of the two muffling covers (5) is provided with semicircular holes (9), the top surface of the inner wall of the muffling cover (5) is provided with a plurality of atomizing nozzles (18), the lower end face of the muffling cover (5) is fixedly connected with rubber pads (11), and the inside of the muffling cover (5) is sequentially provided with wear-resistant layers (14), sound insulation layers (15), sound absorption layers (16) and protective layers (17) from outside to inside.

2. A silenced breaking hammer housing structure according to claim 1, characterized in that: The bidirectional moving mechanism (6) comprises a short shaft (603), the two ends of the short shaft (603) are provided with threaded rods (601), the outer surface of the threaded rod (601) is sleeved with a threaded plate (604), and the short shaft (603) and the threaded rod (601) are arranged on the outer side of the mounting groove (10) through a movable cavity (602).

3. A silenced breaking hammer housing structure according to claim 2, characterized in that: The threaded directions of the two threaded rods (601) are opposite, the threaded plate (604) is fixedly connected with the outer surface of the clamping block (7), one side of the movable cavity (602) is provided with a motor (605) through a motor cavity, the output end of the motor (605) is fixedly connected with one end of one of the threaded rods (601) through a connecting shaft, and the other end of the other threaded rod (601) is rotatably connected with the inner wall of the movable cavity (602) through a bearing.

4. A silenced breaking hammer housing structure according to claim 1, characterized in that: The outer shell (4) and the outer surface of the muffling cover (5) are fixedly connected through a limiting groove, the outer surface of the outer shell (4) is provided with a water adding pipe, the water adding pipe extends to the inner side of the water tank (13), and the outer surface of the water adding pipe is connected with a sealing cover through threads.

5. A silenced breaking hammer housing structure according to claim 1, characterized in that: The water tank (13) and the water pump (12) are connected through a first water pipe, and the water pump (12) and the atomizing nozzle (18) are connected through a second water pipe.

6. A silenced breaking hammer housing structure according to claim 1, characterized in that: The inner side of the sound absorption layer (16) is sequentially provided with a first sound absorption cotton layer and a second sound absorption cotton layer from outside to inside, and the densities of the first sound absorption cotton layer and the second sound absorption cotton layer increase in turn.

7. A silenced breaking hammer housing structure according to claim 1, characterized in that: The sound insulation layer (15) is a glass fiber cotton plate, the protective layer (17) is a reinforced mortar layer, the rear end face of one of the muffling covers (5) is provided with a vertical groove, the front end face of the other muffling cover (5) is provided with a vertical plate, and the vertical plate can be clamped into the inner side of the vertical groove.

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