CN108824541A - A kind of construction material noise reduction quartering hammer - Google Patents
A kind of construction material noise reduction quartering hammer Download PDFInfo
- Publication number
- CN108824541A CN108824541A CN201810744647.3A CN201810744647A CN108824541A CN 108824541 A CN108824541 A CN 108824541A CN 201810744647 A CN201810744647 A CN 201810744647A CN 108824541 A CN108824541 A CN 108824541A
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- China
- Prior art keywords
- shell
- hammer
- drill steel
- section cavity
- upper section
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to building field, specifically a kind of construction material noise reduction quartering hammer, including shell, hammer, fixed link, drill steel, stiffening ring, sealing ring, buffering ring and decompressor.Due to the curvature difference of hammer bottom surface and drill steel top surface, the reaction force generated into the fluid in the cavity by a degree of extruding can buffer hammer to the impact force of drill steel.Stiffening ring can increase the wall thickness of drill steel top contact surface, improve the stability of strike.Decompressor includes decompression ball and reset spring, can weaken the pressure of water in interior of shell upper section cavity.A kind of construction material noise reduction quartering hammer of the invention, setting can produce the water of loose and porous structure around hammer, the huge sound for making the strike of hammer and drill steel high intensity and generating is constantly weak in communication process of the water with airport medium, achievees the purpose that noise reduction.
Description
Technical field
The present invention relates to building field, specifically a kind of construction material noise reduction quartering hammer.
Background technique
The power resources of quartering hammer are the pressure oil of the pumping plant offer of excavator or loading machine, it can excavate building base
The soil in the stone and rock crevice of floating is more effectively cleared up in the effect of plinth.And quartering hammer is in use due to hammer pair
High-intensitive, the high-frequency strike of drill steel acts on, and inevitably results from huge noise, influences surrounding resident area people's
It works normally, studying and living.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of construction material noise reduction quartering hammers, are being passed using sound
The principle that can be weakened when medium changes is broadcast, by the fluid that can produce loose and porous structure being arranged around hammer come real
Existing noise reduction.
The technical solution adopted by the present invention to solve the technical problems is：A kind of construction material noise reduction quartering hammer, including it is outer
Shell, hammer, fixed link, drill steel, stiffening ring, sealing ring, buffering ring and decompressor.
The interior of shell is two sections cylindrical cavity, and upper section cavity diameter is greater than lower section cavity；It is described outer
It is provided with hole on the outer wall of shell upper section cavity, and is provided with fluid in upper section cavity, the liquid level of the fluid is higher than decompression dress
The height set.
The hammer is located at interior of shell upper section cavity, and bottom end is the curved surface of protrusion.
The fixed link quantity is N, is located at interior of shell and is fixed on hammer.When hammer is done repeatedly inside the shell
Piston motion when, fixed link generates the fluid in interior of shell upper section cavity and certain stirs work with the movement of hammer
With making internal fluid form loose porous structure.
The drill steel upper end is located at interior of shell, and drill steel top is the curved surface of recess, the curvature at the center of surface position
Greater than the curvature at hammer bottom center position, and drill steel lower end stretches out shell and is in cone-shaped；The drill steel and housing lower section cavity
It is slidably connected.When hammer does piston motion impact drill steel, due to the curvature difference of hammer bottom surface and drill steel top surface, therefore housing upper section
Fluid in cavity is formed by cavity since the impetus of gravity and hammer can enter hammer bottom surface with drill steel top surface, into
Hammer can be buffered to the impact force of drill steel by entering the reaction force that the fluid in the cavity is generated by a degree of extruding.
The stiffening ring in a ring, is located at interior of shell and covers in drill steel upper end periphery.Due to being recessed at the top of drill steel
Sunken curved surface, therefore its two sides wall thickness is small, easily causes to be broken under the huge percussion of hammer, the stiffening ring can increase
The wall thickness for adding drill steel top contact surface improves the stability of contact surface.
The sealing ring is located at interior of shell and is fixed on outer casing inner wall, and the seal ring set is in hammer upper end outer wall
On.Fluid in interior of shell upper section cavity limits flow range by sealing ring, guarantees that fluid will not flow out and generate to machine
The stabilization of pressure in the cavity can be kept while the damage of device itself.
The buffering ring is located at immediately below sealing ring, which is provided with several through-holes.Drill steel is struck when hammer
In the process, the fluid in interior of shell upper section cavity is extruded, therefore its liquid level increases and generate to sealing ring certain impact force,
The presence of the buffering ring can effectively weaken the local pressure of fluid, to weaken the percussion that sealing ring is subject to.
It is cavity inside the decompressor, is located at shell exterior, and pass through the hole on housing upper section cavity outer wall
It is connected to interior of shell cavity；The decompressor includes decompression ball and reset spring；The decompression ball and decompressor
Internal cavities are slidably connected；The reset spring left end resists decompression ball, and right end resists decompressor inner wall.When hammer is to pricker
During bar is struck, the fluid in interior of shell upper section cavity is extruded, the decompression ball pressed home spring, fluid
Decompressor internal cavities are flowed into reduce the pressure of interior of shell upper section cavity fluid.
Preferably, the liquid at the interior of shell upper section cavity is water.
Preferably, the fixed link is arranged along hammer even circumferential.
The beneficial effects of the invention are as follows：(1) a kind of construction material noise reduction quartering hammer of the invention, is constantly being become using sound
The principle constantly weakened when propagating in the propagation medium of change, setting can produce the water of loose and porous structure around hammer, make to hit
The huge sound that hammer is generated with the strike of drill steel high intensity water with it is continuous weak in communication process that airport is medium, reach
To the purpose of noise reduction.(2) entrance in the quartering hammer at the contact surface of hammer and drill steel due to water and the effect that is extruded, to hitting
The impact of hammer produces certain buffer function, extends the service life of quartering hammer.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention；
In figure：1. shell, 2. hammers, 3. fixed links, 4. drill steels, 5. stiffening rings, 6. sealing rings, 7. buffering rings, 8. decompressions
Device, 81. decompression balls, 82. reset springs.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
Such as Fig. 1, a kind of construction material noise reduction quartering hammer of the present embodiment, including shell 1, hammer 2, fixed link 3, drill steel 4,
Stiffening ring 5, sealing ring 6, buffering ring 7 and decompressor 8.
It is two sections cylindrical cavity inside the shell 1, and upper section cavity diameter is greater than lower section cavity such as Fig. 1；
It is provided with hole on the outer wall of the 1 upper section cavity of shell, and is provided with fluid in upper section cavity, the liquid level of the fluid is higher than
The height of decompressor 8.Liquid at the 1 inside upper section cavity of shell is water.
Such as Fig. 1, the hammer 2 is located at 1 inside upper section cavity of shell, and bottom end is the curved surface of protrusion.
Such as Fig. 1,3 quantity of fixed link is N, is located at 1 inside of shell and is fixed on the fixation on hammer 2 and described
Bar 3 is arranged along 2 even circumferential of hammer.When hammer 2 does piston motion repeatedly in shell 1, fixed link 3 with hammer 2 fortune
It moves and certain toggle action is generated to the fluid in 1 inside upper section cavity of shell, internal fluid is made to form loose porous knot
Structure.
Such as Fig. 1,4 upper end of drill steel is located inside shell 1, and 4 top of drill steel is the curved surface of recess, the center of surface portion
The curvature of position is greater than the curvature at 2 bottom center position of hammer, and 4 lower end of drill steel stretches out shell 1 and is in cone-shaped；The drill steel 4 with
1 lower section cavity of shell is slidably connected.When hammer 2 does piston motion impact drill steel 4, due to 2 bottom surface of hammer and 4 top surface of drill steel
Curvature difference, therefore the fluid in 1 upper section cavity of shell can enter 2 bottom surface of hammer and drill steel 4 due to the impetus of gravity and hammer 2
Top surface is formed by cavity, and the reaction force generated into the fluid in the cavity by a degree of extruding can delay
Impact force of the jump bit 2 to drill steel 4.
Such as Fig. 1, the stiffening ring 5 in a ring, is located at 1 inside of shell and covers in 4 upper end of drill steel periphery.Due to drill steel
4 tops are the curved surface of recess, therefore its two sides wall thickness is small, easily causes to be broken under the huge percussion of hammer 2, described to add
Strong circle 5 can increase the wall thickness of 4 top contact surface of drill steel, improve the stability of contact surface.
Such as Fig. 1, the sealing ring 6 is located at 1 inside of shell and is fixed on 1 inner wall of shell, and 6 sets of the sealing ring is in hammer
On 2 upper end outer walls.Fluid in 1 inside upper section cavity of shell limits flow range by sealing ring 6, guarantees that fluid will not flow out
And generate the stabilization that pressure in the cavity can be kept while the damage to machine itself.
Such as Fig. 1, the buffering ring 7 is located at immediately below sealing ring 6, which is provided with several through-holes.When hammer 2 is to drill steel 4
During being struck, the fluid in 1 inside upper section cavity of shell is extruded, therefore its liquid level is increased and generated to sealing ring 6
The presence of certain impact force, the buffering ring 7 can effectively weaken the local pressure of fluid, thus weaken sealing ring 6 by
The percussion arrived.
Such as Fig. 1, it is cavity inside the decompressor 8, is located at outside shell 1, and by outside 1 upper section cavity of shell
Hole and 1 connects with the internal cavities of shell on wall；The decompressor 8 includes decompression ball 81 and reset spring 82；Described subtracts
Pressure ball 81 is slidably connected with 8 internal cavities of decompressor；82 left end of reset spring resists decompression ball 81, and right end, which resists, to be subtracted
8 inner wall of pressure device.During hammer 2 strikes drill steel 4, the fluid in 1 inside upper section cavity of shell is extruded, institute
Decompression 81 pressed home spring 82 of ball is stated, fluid flows into 8 internal cavities of decompressor to reduce 1 inside upper section cavity of shell
The pressure of fluid.
In the use of the present invention, hammer 2 does piston motion repeatedly in shell 1, fixed link 3 with the movement of hammer 2 and
Certain toggle action is generated to the fluid in 1 inside upper section cavity of shell, internal fluid is made to form loose porous structure.Together
When due to 2 bottom surface of hammer and 4 top surface of drill steel curvature difference, therefore the pushing away due to gravity and hammer 2 of the fluid in 1 upper section cavity of shell
Movement into 2 bottom surface of hammer and 4 top surface of drill steel with that can be formed by cavity, into the fluid in the cavity by a certain extent
Extruding and the reaction force that generates can buffer hammer 2 to the impact force of drill steel 4.Simultaneously because the reinforcement of drill steel upper end-face edge
The presence of circle 5 keeps drill steel 4 more firm when bearing hammer 2 and striking.And the fluid in 1 inside upper section cavity of shell is sealed
Ring 6 limits flow range, guarantees that fluid will not flow out and can keep the cavity while generating the damage to machine itself
The stabilization of middle pressure.Fluid in 1 inside upper section cavity of shell is extruded, therefore its liquid level is increased and generated centainly to sealing ring 6
Impact force, and the presence of the buffering ring 7 at this time can effectively weaken the local pressure of fluid, to weaken sealing ring 6
The percussion being subject to.1 inside upper section cavity fluid pressure of shell becomes larger, and fluid enters decompressor 8 and can make to press inside shell 1
Strength is in equilibrium state.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (3)
1. a kind of construction material noise reduction quartering hammer, including shell (1), hammer (2), fixed link (3), drill steel (4), stiffening ring (5),
Sealing ring (6), buffering ring (7) and decompressor (8), it is characterised in that：
It is two sections cylindrical cavity inside the shell (1), and upper section cavity diameter is greater than lower section cavity；The shell
(1) it is provided with hole on the outer wall of upper section cavity, and is provided with fluid in upper section cavity；
The hammer (2) is located at the internal upper section cavity of shell (1), and bottom end is the curved surface of protrusion；
Fixed link (3) quantity is N, is located at shell (1) inside and is fixed on hammer (2)；
Drill steel (4) upper end is located at shell (1) inside, and drill steel (4) top is the curved surface of recess, the center of surface position
Curvature is greater than the curvature at hammer (2) bottom center position, and drill steel (4) lower end stretches out shell (1) and is in cone-shaped；The drill steel
(4) it is slidably connected with shell (1) lower section cavity；
The stiffening ring (5) in a ring, is located at shell (1) inside and covers in drill steel (4) upper end periphery；
The sealing ring (6) is located at shell (1) inside and is fixed on shell (1) inner wall, which covers in hammer
(2) on the outer wall of upper end；
The buffering ring (7) is located at immediately below sealing ring (6), which is provided with several through-holes；
It is cavity inside the decompressor (8), it is external is located at shell (1), and by shell (1) upper section cavity outer wall
Hole and shell (1) connects with the internal cavities；The decompressor (8) includes decompression ball (81) and reset spring (82)；It is described
Decompression ball (81) be slidably connected with decompressor (8) internal cavities；Described reset spring (82) left end resists decompression ball
(81), right end resists decompressor (8) inner wall.
2. a kind of construction material noise reduction quartering hammer according to claim 1, it is characterised in that：The shell (1) is internal
Liquid at upper section cavity is water.
3. a kind of construction material noise reduction quartering hammer according to claim 1, it is characterised in that：Described fixed link (3) edge
The arrangement of hammer (2) even circumferential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810744647.3A CN108824541A (en) | 2018-07-09 | 2018-07-09 | A kind of construction material noise reduction quartering hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810744647.3A CN108824541A (en) | 2018-07-09 | 2018-07-09 | A kind of construction material noise reduction quartering hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108824541A true CN108824541A (en) | 2018-11-16 |
Family
ID=64136115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810744647.3A Pending CN108824541A (en) | 2018-07-09 | 2018-07-09 | A kind of construction material noise reduction quartering hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108824541A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4759412A (en) * | 1986-10-20 | 1988-07-26 | Brazell Ii James W | Rock breaking device |
| CN201358483Y (en) * | 2009-02-23 | 2009-12-09 | 天津辰龙重工机械有限公司 | Muting hydraulic breaking hammer |
| CN202691011U (en) * | 2012-08-03 | 2013-01-23 | 烟台艾迪精密机械股份有限公司 | Impact piston and hydraulic breaking hammer using the same |
| CN202706092U (en) * | 2012-03-28 | 2013-01-30 | 路长顺 | Excavator quartering hammer cantilever damping connection arm |
| CN204456260U (en) * | 2015-03-02 | 2015-07-08 | 谢春平 | A kind of dust control and noise absorption sound hydraulic breaking hammer |
-
2018
- 2018-07-09 CN CN201810744647.3A patent/CN108824541A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4759412A (en) * | 1986-10-20 | 1988-07-26 | Brazell Ii James W | Rock breaking device |
| CN201358483Y (en) * | 2009-02-23 | 2009-12-09 | 天津辰龙重工机械有限公司 | Muting hydraulic breaking hammer |
| CN202706092U (en) * | 2012-03-28 | 2013-01-30 | 路长顺 | Excavator quartering hammer cantilever damping connection arm |
| CN202691011U (en) * | 2012-08-03 | 2013-01-23 | 烟台艾迪精密机械股份有限公司 | Impact piston and hydraulic breaking hammer using the same |
| CN204456260U (en) * | 2015-03-02 | 2015-07-08 | 谢春平 | A kind of dust control and noise absorption sound hydraulic breaking hammer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181116 |
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| WD01 | Invention patent application deemed withdrawn after publication |