CN108118696A - A kind of reversing arrangement of hydraulic hammer - Google Patents
A kind of reversing arrangement of hydraulic hammer Download PDFInfo
- Publication number
- CN108118696A CN108118696A CN201711382088.8A CN201711382088A CN108118696A CN 108118696 A CN108118696 A CN 108118696A CN 201711382088 A CN201711382088 A CN 201711382088A CN 108118696 A CN108118696 A CN 108118696A
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- CN
- China
- Prior art keywords
- groove
- hydraulic hammer
- main body
- air
- hydraulic
- Prior art date
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/10—Power-driven drivers with pressure-actuated hammer, i.e. the pressure fluid acting directly on the hammer structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
- F16N7/26—Splash lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Analytical Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a kind of reversing arrangements of hydraulic hammer, including piling main body and connecting box, the connecting box is arranged at piling main body top, the connecting box top is provided with driving hydraulic cylinder, the connecting box bottom is provided with piston groove, the piston groove is through piling main body roof, and it extends in piling main body, the driving hydraulic cylinder bottom is provided with piston rod, the piston rod runs through piston groove, and extend to piston groove bottom, the piston rod bottom is provided with hydraulic hammer, the hydraulic hammer is arranged in piling main body, the hydraulic hammer bottom is provided with air groove, the air groove top is extended in hydraulic hammer.The composition that the present invention passes through this device structure, it is not only simple in structure, it is easy to operate, and when in use, the noise of generation is small, so as to improve ambient enviroment, and utilize the setting of resetting spring and groove, hydraulic hammer can be made to provide upward thrust, reduce the active force that driving hydraulic cylinder applies hydraulic hammer, so as to save resource.
Description
Technical field
The present invention relates to hydraulic hammer technical field, more particularly to a kind of reversing arrangement of hydraulic hammer.
Background technology
A kind of common work instrument for driving piles when hydraulic hammer is construction, in existing technical field, hydraulic hammer in commutation,
All it is to provide upward active force to hydraulic hammer by drive system to move upwards hydraulic hammer, but it is downward in hydraulic hammer high speed
During movement, having with generating huge impact force, the active force that drive system needs offer very big can just make hydraulic hammer commutate, but
It is that this method be easy to cause the waste of resource and easily increases drive system load, so as to reduce service life, and
During present piling, generated noise has seriously affected neighbouring resident living state, therefore, invents a kind of hydraulic hammer
Reversing arrangement it is necessary to solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of reversing arrangement of hydraulic hammer, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the present invention provides following technical solution：A kind of reversing arrangement of hydraulic hammer is led including piling
Body and connecting box, the connecting box are arranged at piling main body top, and the connecting box top is provided with driving hydraulic cylinder, the company
It connects bottom end and is provided with piston groove, the piston groove is extended in piling main body, the driving liquid through piling main body roof
Cylinder pressure bottom is provided with piston rod, and the piston rod runs through piston groove, and extends to piston groove bottom, and the piston rod bottom is set
Hydraulic hammer is equipped with, the hydraulic hammer is arranged in piling main body, and the hydraulic hammer bottom is provided with air groove, the air groove top
End is extended in hydraulic hammer, and the piling body lumen bottom is fixedly installed flexible, and top is provided with recessed between the elasticity
Slot, the groove bottom extend to piling body lumen bottom wall between elasticity, and the groove both sides are provided between /V,
It is arranged between the /V in elasticity, intracavity bottom is fixedly installed resetting spring, the back-moving spring top between the /V
End roof between /V, and extend in groove.
Preferably, the hydraulic hammer bottom is surrounded with sealing ring, the rectangular triangle in sealing ring bottom section
It sets, the sealing ring is arranged to elastic rubber, when so that the hydraulic hammer is mutually coincide with groove in dropping process, utilizes sealing ring
Block the gap between hydraulic hammer and groove, the air avoided in the sealing space in groove outwards overflows, and makes in groove
Air pressure reduce.
Preferably, the hydraulic hammer composition material is arranged to steel, and the hydraulic hammer includes the first force-application block and the second force
Block, first force-application block and the second force-application block are in integrated setting, and the hydraulic hammer assumes a " convex " shape setting, and the groove is in
" recessed " shape is set, and the first force-application block bottom is provided with protection block, and the air groove is arranged at the second force-application block bottom, described
Block is protected when being contacted using hydraulic hammer with resetting spring, to reduce with mutually coincideing at the top of resetting spring due to colliding to hydraulic hammer
Caused by damage, so as to prolong the service life.
Preferably, the groove bottom is provided with oil-way, and the oil-way bottom is extended in groove bottom wall, institute
It states and lubricating oil is contained in oil-way, fallen the pressure differential generated using high speed, and the lubricating oil splash in oil-way is made to exist
On groove inner wall, so as to reduce frictional force when hydraulic hammer is contacted with groove.
Preferably, the protection block and air groove are both provided with 4 groups, and block and air groove is protected to surround hydraulic hammer described in 4 groups
The center of circle is in circular arc array distribution, and the protection block is arranged on the outside of air groove, by the setting of multiple air grooves, hydraulic hammer is made to exist
During falling at a high speed, air is filled in air groove, is made when with groove high-speed extrusion, improve the air pressure pair in groove
The upward propulsive thrust of hydraulic hammer.
Preferably, the piling main body is in be slidably connected with driving hydraulic cylinder outer wall, second force-application block and groove-bottom
The mutual tight connecting of chamber.
The technique effect and advantage of the present invention：
1st, by the identical setting between hydraulic hammer and groove, make during hydraulic hammer falls at high speeds, hydraulic hammer is to groove
Interior air is squeezed, since the active force of power is mutual, so as to which the air squeezed not only provides downwards piling main body
Thrust, but also upward reaction force is provided to hydraulic hammer, so as to improve the rapidly commutation of hydraulic hammer, and due to liquid
Hyperbar in the sealing space of hammer and groove composition make hydraulic hammer can not with main body inner wall making contact of driving piles, so as to reduce
The generation of noise；
2nd, by the lubricating oil held in oil-way, when so that the hydraulic hammer is fallen at high speeds, the pressure that is generated to the groove of sealing
Force difference makes the lubricating oil splash in oil-way on groove inner wall, so as to reduce frictional force when hydraulic hammer is contacted with groove；
3rd, by the composition of this device structure, it is not only simple in structure, it is easy to operate, and also when in use, the noise of generation is small, from
And ambient enviroment is improved, and using the setting of resetting spring and groove, hydraulic hammer can be made to provide upward thrust, reduced
The active force that driving hydraulic cylinder applies hydraulic hammer, so as to having saved resource.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the hydraulic hammer whereabouts overall structure diagram of the present invention.
Fig. 3 is enlarged structure schematic diagram at A in Fig. 1 of the present invention.
Fig. 4 is hydraulic hammer bottom substance schematic diagram of the present invention.
Fig. 5 is bottom portion of groove structure diagram of the present invention.
In figure：1 piling main body, 2 connecting boxs, 3 driving hydraulic cylinders, 4 piston grooves, 5 piston rods, 6 hydraulic hammers, 61 protection blocks, 7
Between air groove, 8 elasticity, 9 grooves, 91 oil-ways, between 10 /Vs, 11 resetting springs, 12 sealing rings.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
The present invention provides a kind of reversing arrangement of hydraulic hammer as shown in Figs. 1-3, including piling main body 1 and connecting box 2,
The connecting box 2 is arranged at 1 top of piling main body, and 2 top of connecting box is provided with driving hydraulic cylinder 3,2 bottom of connecting box
End is provided with piston groove 4, and the piston groove 4 is extended in piling main body 1, the driving hydraulic pressure through piling 1 roof of main body
3 bottom of cylinder is provided with piston rod 5, and the piston rod 5 runs through piston groove 4, and extends to 4 bottom of piston groove, 5 bottom of piston rod
End is provided with hydraulic hammer 6, and the hydraulic hammer 6 is arranged in piling main body 1, and piling 1 intracavity bottom of main body is fixedly installed
8 between elasticity, 8 tops set fluted 9 between the elasticity, and 9 bottom of groove extends to piling main body 18 between elasticity
Bottom wall of inner cavity, 9 both sides of groove are provided with 10 between /V, and 10 are arranged in 8 between elasticity between the /V, 10 between the /V
Intracavity bottom is fixedly installed resetting spring 11, and 10 roofs between /V are run through on 11 top of resetting spring, and extend to groove 9
Interior, 6 bottom of hydraulic hammer is surrounded with sealing ring 12, and the rectangular triangle in 12 bottom section of sealing ring is set, institute
State sealing ring 12 and be arranged to elastic rubber, make hydraulic hammer 6 in dropping process with groove 9 mutually coincide when, utilize sealing ring 12
Block the gap between hydraulic hammer 6 and groove 9, the air avoided in the sealing space in groove 9 outwards overflows, and makes groove
Air pressure in 9 reduces, and 6 composition material of hydraulic hammer is arranged to steel, and the hydraulic hammer 6 includes the first force-application block and the second force
Block, first force-application block and the second force-application block are in integrated setting, and the hydraulic hammer 6 assumes a " convex " shape setting, and the groove 9 is in
" recessed " shape is set, and the piling main body 1 is in be slidably connected with 3 outer wall of driving hydraulic cylinder, second force-application block and 9 bottom cavity of groove
Mutual tight connecting.
A kind of reversing arrangement of hydraulic hammer as shown in Figure 4,6 bottom of hydraulic hammer is provided with air groove 7, the air
7 top of slot is extended in hydraulic hammer 6, the first force-application block bottom is provided with protection block 61, and the air groove 7 is arranged at the
Two force-application block bottoms, the protection block 61 are mutually coincide with 11 top of resetting spring, are contacted using hydraulic hammer 6 with resetting spring 11
When, reduce since collision is to damage caused by hydraulic hammer 6, so as to prolong the service life, the protection block 61 and air groove 7 are all provided with
4 groups are equipped with, protects block 61 and air groove 7 around 6 center of circle of hydraulic hammer in circular arc array distribution described in 4 groups, the protection block 61 is set
The outside of air groove 7 is placed in, by the setting of multiple air grooves 7, makes during hydraulic hammer 6 falls at high speeds, to contain in air groove 7
There is air, make when with 9 high-speed extrusion of groove, the propulsive thrust upward to hydraulic hammer 6 of the air pressure in raising groove 9.
A kind of reversing arrangement of hydraulic hammer as shown in Figure 5,9 bottom of groove is provided with oil-way 91, the profit
91 bottom of oil groove is extended in 9 bottom wall of groove, and lubricating oil is contained in the oil-way 91, falls what is generated using high speed
Pressure differential makes the lubricating oil splash in oil-way 91 on 9 inner wall of groove, so as to reduce when hydraulic hammer 6 is contacted with groove 9
Frictional force.
Operation principle of the present invention：When in use, hydraulic hammer 6 freely falls at a high speed from 4 bottom of piston groove, high in hydraulic hammer 6
During speed whereabouts, the air in air and groove 9 carried in air groove 7 forms height by hydraulic hammer 6 and the mutually extruding of groove 9
Pressure, and high pressure gas field provides active force to piling main body 1 downwards and moves downward piling main body 1 to exert a force to stake, and
High pressure gas field provides reaction force to hydraulic hammer 6 upwards moves upwards hydraulic hammer 6, when hydraulic hammer 6 is contacted between elasticity 8,
Resetting spring 11 also provides downward active force to piling main body 1 and provides hydraulic hammer 6 upward reaction force, utilizes two
Upward reaction force makes hydraulic hammer 6 have the power resources moved upwards so that the downward movement of hydraulic hammer 6 become to
Upper movement reduces the active force that driving hydraulic cylinder 3 is applied, has saved resource, so as to reach the purpose of the present invention.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic,
Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of reversing arrangement of hydraulic hammer, including main body of driving piles（1）And connecting box（2）, it is characterised in that：The connecting box
（2）It is arranged at piling main body（1）Top, the connecting box（2）Top is provided with driving hydraulic cylinder（3）, the connecting box（2）Bottom
End is provided with piston groove（4）, the piston groove（4）Through piling main body（1）Roof, and extend to piling main body（1）It is interior, it is described
Driving hydraulic cylinder（3）Bottom is provided with piston rod（5）, the piston rod（5）Through piston groove（4）, and extend to piston groove（4）
Bottom, the piston rod（5）Bottom is provided with hydraulic hammer（6）, the hydraulic hammer（6）It is arranged at piling main body（1）It is interior, the liquid
Hammer（6）Bottom is provided with air groove（7）, the air groove（7）Top extends to hydraulic hammer（6）It is interior, the piling main body（1）
Intracavity bottom is fixedly installed flexible（8）, it is described elasticity between（8）Top sets fluted（9）, the groove（9）Bottom is passed through
It wears between elasticity（8）, and extend to piling main body（1）Bottom wall of inner cavity, the groove（9）Both sides are provided between /V（10）, it is described
Between /V（10）It is arranged between elasticity（8）It is interior, between the /V（10）Intracavity bottom is fixedly installed resetting spring（11）, it is described
Resetting spring（11）Top is run through between /V（10）Roof, and extend to groove（9）It is interior.
2. a kind of reversing arrangement of hydraulic hammer according to claim 1, it is characterised in that：The hydraulic hammer（6）Bottom part ring
It is provided around sealing ring（12）, the sealing ring（12）The rectangular triangle in bottom section is set, the sealing ring（12）It sets
For elastic rubber, make hydraulic hammer（6）In dropping process with groove（9）When mutually coincideing, sealing ring is utilized（12）Make hydraulic hammer
（6）With groove（9）Between gap block, avoid groove（9）Air in interior sealing space outwards overflows, and makes groove
（9）Interior air pressure reduces.
3. a kind of reversing arrangement of hydraulic hammer according to claim 1, it is characterised in that：The hydraulic hammer（6）Form material
Material is arranged to steel, the hydraulic hammer（6）Including the first force-application block and the second force-application block, first force-application block and the second force-application block
In integrated setting, the hydraulic hammer（6）Assume a " convex " shape setting, the groove（9）It is set in " recessed " shape, first force-application block
Bottom is provided with protection block（61）, the air groove（7）It is arranged at the second force-application block bottom, the protection block（61）With resetting bullet
Spring（11）Top mutually coincide, and utilizes hydraulic hammer（6）With resetting spring（11）During contact, reduce due to colliding to hydraulic hammer（6）
Caused by damage, so as to prolong the service life.
4. a kind of reversing arrangement of hydraulic hammer according to claim 1, it is characterised in that：The groove（9）Bottom is set
There is oil-way（91）, the oil-way（91）Bottom extends to groove（9）In bottom wall, the oil-way（91）Inside hold
There is lubricating oil, fallen the pressure differential generated using high speed, makes oil-way（91）Interior lubricating oil splash is in groove（9）Inner wall
On, so as to reduce hydraulic hammer（6）With groove（9）Frictional force during contact.
5. a kind of reversing arrangement of hydraulic hammer according to claim 1, it is characterised in that：The protection block（61）And air
Slot（7）4 groups are both provided with, block is protected described in 4 groups（61）And air groove（7）Around hydraulic hammer（6）The center of circle is in circular arc array distribution,
The protection block（61）It is arranged at air groove（7）Outside passes through multiple air grooves（7）Setting, make hydraulic hammer（6）At high speeds
During falling, air groove（7）Inside fill air, make with groove（9）During high-speed extrusion, groove is improved（9）Interior air pressure
Power is to hydraulic hammer（6）Upward propulsive thrust.
6. a kind of reversing arrangement of hydraulic hammer according to claim 1 or 3, it is characterised in that：The piling main body（1）With
Driving hydraulic cylinder（3）Outer wall is in be slidably connected, second force-application block and groove（9）The mutual tight connecting of bottom cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382088.8A CN108118696B (en) | 2017-12-20 | 2017-12-20 | A kind of reversing arrangement of hydraulic hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382088.8A CN108118696B (en) | 2017-12-20 | 2017-12-20 | A kind of reversing arrangement of hydraulic hammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108118696A true CN108118696A (en) | 2018-06-05 |
| CN108118696B CN108118696B (en) | 2019-11-05 |
Family
ID=62230497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711382088.8A Active CN108118696B (en) | 2017-12-20 | 2017-12-20 | A kind of reversing arrangement of hydraulic hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108118696B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797745A (en) * | 2019-01-11 | 2019-05-24 | 中信重工机械股份有限公司 | A kind of hydraulic pile hammer limiting and protecting device |
| CN112064639A (en) * | 2020-09-04 | 2020-12-11 | 江苏省建筑工程集团有限公司 | Pile driver for building site |
| CN112982406A (en) * | 2021-03-22 | 2021-06-18 | 高雷 | Concrete pouring pile machine for building engineering and use method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215969Y (en) * | 1994-12-23 | 1995-12-27 | 蔡河山 | Small hydraulic hammer |
| CN2334548Y (en) * | 1998-09-17 | 1999-08-25 | 张秀峰 | Hydraulic hammer |
| CN2464777Y (en) * | 2001-02-27 | 2001-12-12 | 华南理工大学 | Hydraulic-pneumatic driving device for hydraulic piling hammer |
| CN201198571Y (en) * | 2008-03-03 | 2009-02-25 | 天津市海王星海上工程技术有限公司 | Simple high energy refusal restarting hydraulic pile driving hammer |
| CN201292530Y (en) * | 2008-11-06 | 2009-08-19 | 顾荣森 | Integral hydraulic hammer |
| CN202500137U (en) * | 2012-03-16 | 2012-10-24 | 烟台市芝罘明发气动元件厂 | A high output-power continuous impact air pile hammer |
| CN203768905U (en) * | 2014-03-28 | 2014-08-13 | 烟台市芝罘明发气动元件厂 | Cannon type pile hammer |
-
2017
- 2017-12-20 CN CN201711382088.8A patent/CN108118696B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215969Y (en) * | 1994-12-23 | 1995-12-27 | 蔡河山 | Small hydraulic hammer |
| CN2334548Y (en) * | 1998-09-17 | 1999-08-25 | 张秀峰 | Hydraulic hammer |
| CN2464777Y (en) * | 2001-02-27 | 2001-12-12 | 华南理工大学 | Hydraulic-pneumatic driving device for hydraulic piling hammer |
| CN201198571Y (en) * | 2008-03-03 | 2009-02-25 | 天津市海王星海上工程技术有限公司 | Simple high energy refusal restarting hydraulic pile driving hammer |
| CN201292530Y (en) * | 2008-11-06 | 2009-08-19 | 顾荣森 | Integral hydraulic hammer |
| CN202500137U (en) * | 2012-03-16 | 2012-10-24 | 烟台市芝罘明发气动元件厂 | A high output-power continuous impact air pile hammer |
| CN203768905U (en) * | 2014-03-28 | 2014-08-13 | 烟台市芝罘明发气动元件厂 | Cannon type pile hammer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797745A (en) * | 2019-01-11 | 2019-05-24 | 中信重工机械股份有限公司 | A kind of hydraulic pile hammer limiting and protecting device |
| CN109797745B (en) * | 2019-01-11 | 2020-09-04 | 中信重工机械股份有限公司 | Spacing protection device of hydraulic pile hammer |
| CN112064639A (en) * | 2020-09-04 | 2020-12-11 | 江苏省建筑工程集团有限公司 | Pile driver for building site |
| CN112982406A (en) * | 2021-03-22 | 2021-06-18 | 高雷 | Concrete pouring pile machine for building engineering and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108118696B (en) | 2019-11-05 |
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