CN209011127U - A kind of piling hammer body drill steel buffer unit - Google Patents
A kind of piling hammer body drill steel buffer unit Download PDFInfo
- Publication number
- CN209011127U CN209011127U CN201821699331.9U CN201821699331U CN209011127U CN 209011127 U CN209011127 U CN 209011127U CN 201821699331 U CN201821699331 U CN 201821699331U CN 209011127 U CN209011127 U CN 209011127U
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- hammer
- drill steel
- anvil block
- buffer
- piling
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 99
- 239000010959 steel Substances 0.000 title claims abstract description 99
- 230000003116 impacting effect Effects 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 claims abstract description 5
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 230000003139 buffering effect Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 16
- 238000013461 design Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 7
- 230000008676 import Effects 0.000 description 7
- 230000035515 penetration Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000007185 Stork enamine alkylation reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a kind of piling hammer body drill steel buffer units, characterized in that it comprises: a pile hammer body, including upper hammer and lower hammer;One anvil block, vertical body and weft element including integral structure;One drill steel;Buffer body on one, the upper buffer body are arranged in upper hammer axis mouth inner underside and contact with anvil block;Buffer body once, the lower buffer body are arranged outside lower hammer axis mouth upside and contact with drill steel;When hammer core strikes anvil block in a manner of freely falling body generates shock and vibration; upper buffer body, lower buffer body successively absorb reduction impact and vibration; the anvil block weft element is then along upper hammer inner cavity guiding movement; pricker vibration of bar and side impacting force are transmitted to hammer core by anvil block during isolation strike, form multi-buffer to hammer core and protect.The utility model design science, reasonable, the stability and service life of raising equipment entirety, and can be adapted for the manufacture of the equipment such as large-tonnage (500T or more) piling machine.
Description
Technical field
The utility model relates to engineering piling hammers, and in particular to a kind of piling hammer body drill steel buffer unit.
Background technique
In building, bridge construction, the foundation constructions equipment such as piling machine are often used, but domestic hydraulic pile at present
The hydraulic hammers class construction equipment such as hammer, hydraulic pressure beater, also more use import equipment, the material choosing of the equipment such as domestic piling machine
Failed to reach continuous persistently work and the requirement of reliability with, structure design etc., cause failure rate higher, easy influence construct into
Degree.In particular, the hydraulic hammers class equipment such as domestic at present hydraulic pile driver, hydraulic pressure beater is lacked due to the defect of structure design
The weary buffer protection to hammer body easily leads to rack and related components damage or failure, influences the reliability and longevity that equipment uses
Life.Since the price of import equipment is high, the maintenance maintenance period is long, unit in charge of construction is made to improve cost.Simultaneously as import equipment
Tonnage it is often smaller, do not adapt to domestic large-scale road and bridge engineering construction demand, voluntarily research and develop the bases such as piling machine of high reliablity
Plinth construction equipment just becomes more important.
Existing patent document discloses " a kind of hydraulic hammer protective device and the method to hydraulic hammer progress buffer protection ", specially
Benefit number 201710735454.7, it is that setting contains buffer between weight and oil cylinder that one of problem, which is using buffering method,
The connector of structure, which carries out double buffering using spring and resilient snubber, although this mode can make weight
Entire action process obtains effective impact mitigation measure, but the deceleration of this kind of impact mitigation measure weight rebound moment piston rod is still
Excessive, buffering effect is undesirable, unstable.Due to being that buffer gear is arranged between oil cylinder and weight, this kind of design is not yet
Reach preferable buffer requirements, it is low with the S. E. A. of reaction force for striking impact, reduction impact can not be maximized
Coupling part (the as anvil block of the application) and hammer body striking impact and reaction force;Its problem two, the patent document disclose
Hydraulic hammer protective device, design buffer structure there is no installation drill steel position on reserve can reduce buffering anvil block pair
The buffer body of drill steel surplus impact, causes drill steel pile penetration excessive and rushes to hammer body lower part (the as lower hammer of the application) hardness
It hits, causes part to be easily damaged, influence practical buffering working efficiency and bulk life time.
Therefore, it is necessary to how be set by scientific and rational structure while improving domestic piling machine critical component material
Count and combine WorkFlow Managerment, make its comprehensive performance up to or over the level of import equipment, to substituting import, and make
It is suitable for becoming more urgent compared with large-tonnage (500T or more).
Utility model content
In view of the foregoing drawbacks, the purpose of the utility model is to provide a kind of new hammer body working buffer control device, lead to
It crosses scientific and rational structure and designs and combine WorkFlow Managerment, make its comprehensive performance up to or over the water of import equipment
It is flat, to substitute import, and make that it is suitable for being suitable for domestic large-scale road and bridge engineering demand compared with large-tonnage (500T or more).
The utility model specifically provides the buffering control for the multi-buffer of a kind of pair of hammer body striking impact and vibration+be effectively isolated
Method processed, quick, the effective absorption that hammer body striking impact and reaction force and drill steel surplus are impacted, reduction or every
From, the stability of whole device is significantly improved, hardness is avoided to hit and section components is caused to fail, the stabilization of raising equipment entirety
Property and service life, and the manufacture of the equipment such as large-scale (500T or more) piling machine can be suitable for.The utility model also provides
A kind of hammer body drill steel buffer unit for implementing the control method.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of hammer body drill steel buffer unit for implementing preceding method, characterized in that it comprises:
One pile hammer body, the hammer body include upper hammer and lower hammer, and the upper hammer is arranged on device top, under described
Hammer body setting is concentric shafts setting in device lower part, the upper hammer and lower hammer, removable between the upper hammer and lower hammer
Unload connection;
One anvil block, the anvil block are arranged on upper hammer;It includes the vertical body and weft element of integral structure;
One drill steel, the drill steel are arranged on lower hammer;
Buffer body on one, the upper buffer body are arranged in upper hammer axis mouth inner underside and contact with anvil block;
Buffer body once, the lower buffer body are arranged outside lower hammer axis mouth upside and contact with drill steel;
When hammer core strikes anvil block in a manner of freely falling body generates shock and vibration, upper buffer body, lower buffer body are successively inhaled
Reduction impact and vibration are received, the anvil block weft element is then along upper hammer inner cavity guiding movement, drill steel during isolation strike
Vibration and side impacting force by anvil block are transmitted to hammer core, form multi-buffer to hammer core and protect.
The anvil block includes the vertical body and weft element of integral structure, and the vertical body, which is arranged on weft element, constitutes one
In convex shape structure, the vertical body on the anvil block is arranged in upper hammer axis mouth, and the weft element on the anvil block is arranged upper
Hammer body inner cavity.
The upper hammer includes wear-resistant sleeve A and wear-resistant sleeve B, the wear-resistant sleeve A be arranged on the inside of the upper hammer axis mouth with
Between vertical external side on the anvil block;The wear-resistant sleeve B be arranged on the inside of upper hammer inner cavity and with the cross on the anvil block
It is contacted to body.
The drill steel includes the cap body and the body of rod of integral structure, and the body of rod, which is arranged in cap body, constitutes one in convex shape
Structure, the body of rod on the drill steel are arranged in lower hammer axis mouth.
The lower hammer includes wear-resistant sleeve C, and the wear-resistant sleeve C is arranged on the inside of lower hammer axis mouth and the bar on the drill steel
Between external side.
The upper buffer body is arranged in upper hammer axis mouth inner underside, and contacts with the weft element on anvil block.
Upside is arranged outside lower hammer axis mouth in the lower buffer body, and contacts with the cap body on the body of rod.
The upper buffer body and lower buffer body are buffering plastic body or disc spring.
It is detachably connected between the upper hammer and lower hammer by fastening bolt.
The control method of above-mentioned piling hammer body drill steel buffer unit, includes the following steps:
(1) the hammer core for hammer body of driving piles is arranged on hydraulic lifting apparatus, arrives hammer core by hydraulic lifting apparatus promotion
It is discharged after predetermined altitude, hammer core strikes anvil block in a manner of freely falling body;
(2) upper buffer body is set in upper hammer, vertical downlink carries out collision impact to drill steel after anvil block is struck by hammer core
When, moment generates bounce after anvil block collides impact drill steel, quickly absorbs reduction by buffer body on this, prevents anvil block to upper hammer
Body hardness is collided;
(3) anvil block is set as being made of the vertical body of anvil block, weft element, and is respectively set to be oriented to above and below, i.e., will
The vertical body of anvil block is effectively isolated along guiding movement in upper hammer axis mouth, anvil block weft element along upper hammer inner cavity guiding movement
Vibration and impact force prevent during strike pricker vibration of bar and side impacting force to be transmitted to hammer core by anvil block, influence hammer core
Performance and service life;
(4) buffer body under lower hammer setting, vertical downlink rushes required impact object after drill steel is struck by anvil block
When shock is beaten, which absorbs reduction because of every trade under anvil block during being struck vertical downlink by anvil block, through the lower buffer body
Generated excess energy when journey and excessive speed prevents anvil block from impacting to drill steel surplus, causes drill steel pile penetration excessive and right
Lower hammer hardness is collided.
The utility model has the following beneficial effects:
1, hammer body drill steel buffer unit provided by the utility model, using multi-buffer+be effectively isolated control, can quickly,
Effectively drill steel surplus impact force is carried out for vibration and impact force or bounce after anvil block and upper hammer impact and anvil block
It absorbs, weaken or is isolated, prevent that rigid collide occurs between each component;It prevents anvil block from impacting to drill steel surplus, drill steel is caused to pass through
In-degree is excessive and collides to lower hammer hardness, significantly improves the stability of whole device, section components is avoided to fail, improve equipment
Whole stability and service life, and can be adapted for the manufacture of the equipment such as large-tonnage (500T or more) piling machine.
2, hammer body drill steel buffer unit provided by the utility model is led to by the way that hammer body is divided into upper hammer and lower hammer
Drill steel can be replaced easily by crossing dismounting fastening bolt, substitution is conventional to fix drill steel with pin shaft, and promote drill steel with pin shaft stress
(because impact force is too big, being easy to damage pin shaft and cause dismounting hinge pin difficult, cause replacement drill steel difficult).By designing with convex
The drill steel of platform (as cap body) promotes drill steel by boss stress when so that hammer core being promoted.
3, hammer body drill steel buffer unit provided by the utility model can be effective by adding upper buffer body in upper hammer
For the reduction hardness impact force or bounce active force after anvil block and upper hammer impact, prevent anvil block from rushing to upper hammer hardness
It hits;And by adding lower buffer body in lower hammer, can effectively reduce for reduction because anvil block downward storke and speed are excessive
When generated excess energy, prevent anvil block from impacting to drill steel surplus, cause drill steel pile penetration excessive and lower hammer hardness is rushed
It hits.
4, hammer body drill steel buffer unit provided by the utility model, anvil block are divided into guiding, the as vertical body edge of anvil block up and down
Guiding movement in upper hammer axis mouth, anvil block weft element is along upper hammer inner cavity guiding movement;Prevent drill steel during hitting
Vibration and side impacting force by anvil block are transmitted to hammer core, to influence the performance and service life of hammer core.
5, wear-resistant sleeve also is arranged in upper hammer and lower hammer, effectively in hammer body drill steel buffer unit provided by the utility model
Frictional force caused by reducing because of impact force between anvil block and upper hammer, and the frictional force between drill steel and lower hammer is reduced, it mentions
The stability and service life of high equipment entirety.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
It is described in detail.
Detailed description of the invention
Fig. 1 show the schematic diagram of the section structure of hammer body drill steel buffer unit provided by the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Refering to attached drawing 1, a kind of piling hammer body drill steel buffer unit provided in this embodiment comprising:
Hammer body 1, the hammer body 1 include upper hammer 1.1 and lower hammer 1.2, and the upper hammer 1.1 is arranged on device top,
The setting of lower hammer 1.2 is concentric shafts setting, the upper hammer with lower hammer 1.2 in device lower part, the upper hammer 1.1
It is detachably connected between 1.1 and lower hammer 1.2;
Anvil block 2, the anvil block 2 are arranged on upper hammer 1.1 comprising the vertical body 2.1 and weft element of integral structure
2.2;
Drill steel 3, the drill steel 3 are arranged on lower hammer 1.2;
Upper buffer body 7, the upper buffer body 7 are arranged in 1.1 axis mouth inner underside of upper hammer and contact with anvil block 2;
Lower buffer body 8, the lower buffer body 8 are arranged outside 1.2 axis mouth of lower hammer upside and contact with drill steel 3;
The anvil block 2 includes the vertical body 2.1 and weft element 2.2 of integral structure;
When hammer into shape core 10 struck in a manner of freely falling body anvil block 2 generate shock and vibration when, upper buffer body 7, lower buffer body 8 according to
Secondary absorption reduction impact and vibration, the anvil block weft element 2.2 then along 1.1 inner cavity guiding movement of upper hammer, hit by isolation
The vibration of drill steel 3 and side impacting force are transmitted to by anvil block 2 in journey hammers core 10 into shape, forms multi-buffer protection to hammer core 10.
The present embodiment hammer body drill steel buffer unit, vertical body 2.1 and the weft element 2.2 of the anvil block 2 are structure as a whole, institute
Stating vertical body 2.1 to be arranged on weft element 2.2 composition one is in convex shape structure, and the setting of vertical body 2.1 on the anvil block 2 exists
In 1.1 axis mouth of upper hammer, the weft element on the anvil block is arranged in upper hammer inner cavity.
The present embodiment hammer body drill steel buffer unit, the upper hammer 1.1 includes wear-resistant sleeve A4 and wear-resistant sleeve B5, described wear-resisting
Set A4 is arranged between 2.1 outside of vertical body on the inside of the 1.1 axis mouth of upper hammer and on the anvil block 2;The wear-resistant sleeve B5
It is arranged on the inside of 1.1 inner cavity of upper hammer and is contacted with the weft element 2.2 on the anvil block 2.
The present embodiment hammer body drill steel buffer unit, the drill steel 3 includes the cap body 3.1 and the body of rod 3.2 of integral structure, described
It is in convex shape structure that the body of rod 3.2, which is arranged in cap body 3.1 composition one, and the body of rod 3.2 on the drill steel 3 is arranged in lower hammer
In 1.2 axis mouths.
The present embodiment hammer body drill steel buffer unit, the lower hammer 1.2 include wear-resistant sleeve C6, and the wear-resistant sleeve C6 setting exists
Between 3.2 outside of the body of rod on the inside of 1.2 axis mouth of lower hammer and on the drill steel 3.
The present embodiment hammer body drill steel buffer unit, the upper buffer body 7 are arranged in 1.1 axis mouth inner underside of upper hammer, and with
Weft element 2.2 on the anvil block 2 contacts.
The present embodiment hammer body drill steel buffer unit, the lower setting of buffer body 8 upside outside 1.2 axis mouth of lower hammer, and with
Cap body 3.1 on the body of rod 3.2 contacts.
The present embodiment hammer body drill steel buffer unit, the upper buffer body 7 and lower buffer body 8 are buffering plastic body or disc spring.
It is detachably connected between the upper hammer 1.1 and lower hammer 1.2 by fastening bolt 9.
The operation control method of piling hammer body drill steel buffer unit provided in this embodiment, includes the following steps:
(1) the hammer core 10 for hammer body of driving piles is arranged on hydraulic lifting apparatus, mentions hammer core 10 by hydraulic lifting apparatus
It is discharged after being raised to predetermined altitude, hammer core 10 strikes anvil block 2 in a manner of freely falling body;
(2) upper buffer body 7 is set in upper hammer 1.1, vertical downlink carries out drill steel 3 after anvil block 2 is struck by hammer core 10
When colliding impact, moment generates bounce after anvil block 2 collides impact drill steel 3, quickly absorbs reduction by buffer body 7 on this, prevents
Only anvil block 2 collides 1.1 hardness of upper hammer;
(3) anvil block 2 is set as being made of the vertical body 2.1 of anvil block, anvil block weft element 2.2, and be respectively set to,
Lower guiding, i.e., by the vertical body 2.1 of anvil block along guiding movement in 1.1 axis mouth of upper hammer, anvil block weft element 2.2 is along upper hammer
1.1 inner cavity guiding movements, are effectively isolated vibration and impact force, prevent the vibration of drill steel 3 and side impacting force during hitting logical
It crosses anvil block 2 and is transmitted to hammer core 10, influence the performance and service life of hammering core 10 into shape;
(4) buffer body 8 under the setting of lower hammer 1.2, vertical downlink is to required impact object after drill steel 3 is struck by anvil block 2
When carrying out colliding impact, which absorbs reduction because of anvil during being struck vertical downlink by anvil block 2, through the lower buffer body 8
Generated excess energy when 2 downward storkes of seat and excessive speed prevents anvil block 2 is superfluous to drill steel 3 from impacting, drill steel 3 is caused to pass through
In-degree is excessive and collides to 1.2 hardness of lower hammer.
The design focal point of the utility model is:
1, piling hammer body drill steel buffer control method provided by the utility model, is mutually tied using structure design+control flow
The technological means of conjunction realizes the protective effect to device by multi-buffer and being effectively isolated, at the same this design be suitable for compared with
The manufacture of the equipment such as the piling machine of large-tonnage (500T or more).Hardness after it strikes for anvil block 2 and upper hammer 1.1 is impacted
Power or bounce active force are quickly absorbed, are weakened, and prevent anvil block 2 from colliding to 1.1 hardness of upper hammer;Then it is effectively directed to
Anvil block 2 carries out reduction reduction to the superfluous impact of drill steel 3, when absorbing reduction because of 2 downward storke of anvil block and excessive speed caused by
Excess energy prevents anvil block 2 is superfluous to drill steel 3 from impacting, causes 3 pile penetration of drill steel excessive and collide to 1.2 hardness of lower hammer, show
The stability for improving whole device is write, section components is avoided to fail, improves the stability and service life of equipment entirety.
2, hammer body drill steel buffer unit provided by the utility model, by the way that hammer body 1 is divided into upper hammer 1.1 and lower hammer
1.2, drill steel 3 can be replaced easily by removing fastening bolt 9, and substitution is conventional to fix drill steel with pin shaft, and comes with pin shaft stress
Promote drill steel (because impact force is too big, being easy to damage pin shaft and cause dismounting hinge pin difficult, cause replacement drill steel difficult).Pass through
The drill steel 3 with boss (as cap body 3.1) is designed, when so that hammer core 10 being promoted, drill steel 3 is promoted by boss stress.
3, hammer body drill steel buffer unit provided by the utility model can have by adding upper buffer body 7 in upper hammer 1.1
The reduction hardness impact force or bounce active force of effect being directed to after anvil block 2 and the impact of upper hammer 1.1, prevent anvil block 2 to upper hammer
1.1 hardness of body is collided;And by adding lower buffer body 8 in lower hammer 1.2, can effectively reduce for reduction because under anvil block 2
Generated excess energy when every trade journey and excessive speed prevents anvil block 2 from impacting to drill steel surplus, 3 injection of drill steel is caused to spend
1.2 hardness of lower hammer is collided greatly.
4, hammer body drill steel buffer unit provided by the utility model, anvil block 2 divide to be oriented to up and down, as the vertical body of anvil block 2
2.1 along guiding movement in 1.1 axis mouth of upper hammer, and 2 weft element 2.2 of anvil block is along 1.1 inner cavity guiding movement of upper hammer;It prevents from beating
The vibration of drill steel 3 and side impacting force are transmitted to by anvil block 2 during hitting hammers core 10 into shape, to influence to hammer the performance of core 10 into shape and make
Use the service life.
5, hammer body drill steel buffer unit provided by the utility model is also arranged in upper hammer 1.1 and lower hammer 1.2 wear-resisting
Set, the frictional force caused by being effectively reduced because of impact force between anvil block 2 and upper hammer 1.1, and reduce drill steel 3 and lower hammer 1.2
Between frictional force, improve equipment entirety stability and service life.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation.Anyone skilled in the art, it is all available in the case where not departing from technical solutions of the utility model ambit
The methods and technical content of the disclosure above makes many possible changes and modifications to technical solutions of the utility model, or is revised as
The equivalent embodiment of equivalent variations.Therefore all contents without departing from technical solutions of the utility model, the shape according to the utility model
Equivalence changes made by shape, construction and principle should all be covered by the protection scope of the utility model.
Claims (9)
1. a kind of piling hammer body drill steel buffer unit, characterized in that it comprises:
One pile hammer body, the hammer body include upper hammer and lower hammer, and the upper hammer is arranged in device top, the lower hammer
Setting is concentric shafts setting in device lower part, the upper hammer and lower hammer, is detachably connected between the upper hammer and lower hammer
It connects;
One anvil block, the anvil block are arranged on upper hammer comprising the vertical body and weft element of integral structure;
One drill steel, the drill steel are arranged on lower hammer;
Buffer body on one, the upper buffer body are arranged in upper hammer axis mouth inner underside and contact with anvil block;
Buffer body once, the lower buffer body are arranged outside lower hammer axis mouth upside and contact with drill steel;
When hammer core strikes anvil block in a manner of freely falling body generates shock and vibration, upper buffer body, lower buffer body successively absorb weak
Change impact and vibration, the anvil block weft element is then along upper hammer inner cavity guiding movement, pricker vibration of bar during isolation strike
And side impacting force is transmitted to hammer core by anvil block, forms multi-buffer protection to hammer core.
2. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the anvil block includes one
The vertical body and weft element of structure, the vertical body are arranged on weft element that constitute one be in convex shape structure, on the anvil block
Vertical body be arranged in upper hammer axis mouth, weft element on the anvil block is arranged in upper hammer inner cavity.
3. a kind of piling hammer body drill steel buffer unit according to claim 2, which is characterized in that the upper hammer includes resistance to
Grinding set A and wear-resistant sleeve B, the wear-resistant sleeve A be arranged on the inside of the upper hammer axis mouth with the vertical external side on the anvil block it
Between;The wear-resistant sleeve B is arranged on the inside of upper hammer inner cavity and contacts with the weft element on the anvil block.
4. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the drill steel includes one
The cap body and the body of rod of structure, it is in convex shape structure that the body of rod, which is arranged in cap body composition one, and the body of rod on the drill steel is set
It sets in lower hammer axis mouth.
5. a kind of piling hammer body drill steel buffer unit according to claim 4, which is characterized in that the lower hammer includes resistance to
Grinding set C, between the wear-resistant sleeve C is arranged on the outside of the body of rod on the inside of lower hammer axis mouth and on the drill steel.
6. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the upper buffer body setting
In upper hammer axis mouth inner underside, and contacted with the weft element on anvil block.
7. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the lower buffer body setting
The upside outside lower hammer axis mouth, and contacted with the cap body on the body of rod.
8. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the upper buffer body is under
Buffer body is buffering plastic body or disc spring.
9. a kind of piling hammer body drill steel buffer unit according to claim 1, which is characterized in that the upper hammer and lower hammer
It is detachably connected between body by fastening bolt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821699331.9U CN209011127U (en) | 2018-10-19 | 2018-10-19 | A kind of piling hammer body drill steel buffer unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821699331.9U CN209011127U (en) | 2018-10-19 | 2018-10-19 | A kind of piling hammer body drill steel buffer unit |
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Publication Number | Publication Date |
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CN209011127U true CN209011127U (en) | 2019-06-21 |
Family
ID=66839180
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CN201821699331.9U Withdrawn - After Issue CN209011127U (en) | 2018-10-19 | 2018-10-19 | A kind of piling hammer body drill steel buffer unit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109113063A (en) * | 2018-10-19 | 2019-01-01 | 广东力源液压机械有限公司 | A kind of piling hammer body drill steel buffer control method and device |
-
2018
- 2018-10-19 CN CN201821699331.9U patent/CN209011127U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109113063A (en) * | 2018-10-19 | 2019-01-01 | 广东力源液压机械有限公司 | A kind of piling hammer body drill steel buffer control method and device |
CN109113063B (en) * | 2018-10-19 | 2024-02-20 | 广东力源液压机械有限公司 | Buffering control method and device for drill rod of pile hammer body |
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