CN105951828A - Pile gripper assembly - Google Patents
Pile gripper assembly Download PDFInfo
- Publication number
- CN105951828A CN105951828A CN201610480822.3A CN201610480822A CN105951828A CN 105951828 A CN105951828 A CN 105951828A CN 201610480822 A CN201610480822 A CN 201610480822A CN 105951828 A CN105951828 A CN 105951828A
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- CN
- China
- Prior art keywords
- oil duct
- piston rod
- oil
- piston
- dental lamina
- 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
- E02D7/18—Placing by vibrating
Abstract
The invention relates to a pile gripper assembly. The pile gripper assembly comprises a frame body, a clamping oil cylinder, a piston, a copper sleeve, a fixing sleeve, a movable tooth plate and a fixed tooth plate, wherein the frame body comprises a transverse part provided with a cavity and a longitudinal part which is integrally formed with the transverse part; the piston comprises a piston head and a piston rod; the piston head integrally formed with the piston rod is sleeved by an annular protruding part; the piston rod at the right end of the piston head penetrates through the copper sleeve; the right end of an end cap part, the annular protruding part and the left end of the piston head form a first closed chamber; the right end of the piston head, the annular protruding part, the piston rod and the left end of the fixing sleeve form a second closed chamber; a first oil way system and a second oil way system are arranged in the frame body and the clamping oil cylinder; the first oil way system communicates with the first closed chamber; and the second oil way system communicates with the second closed chamber. The pile gripper assembly is convenient to mount, simple and firm in structure, relatively light in weight and relatively low in cost, and belongs to the technical field of pile grippers in hydraulic vibration hammers.
Description
Technical field
The present invention relates to the technical field of pile chuck in hydraulic vibration driver, particularly relate to a kind of pile chuck assembly.
Background technology
Hydraulic vibration driver is a kind of piling machinery developed rapidly for 20 end of the centurys, can carry out steel sheet pile, steel
The construction of the various pile types such as pile tube, fully-sleeved filled pile, shaped pile, thin-walled cylinder pile, have construction noise low,
The features such as speed is fast, function is many, adapt to that geology is wide, boundary of works area wide, convenient transportation and environmental protection.Pile chuck
Assembly is typically directly installed on the lower section of hydraulic vibration driver, by chute and the hydraulic vibration driver of pile chuck assembly
Following slide rail is connected, it is achieved move left and right, and clamps different size of steel-pipe pile, makes stake and hydraulic vibration
Hammer up-down vibration together into shape, thus realize beating the purpose pulling out various stake.At present, the frame of conventional pile chuck assembly
Body uses cast steel structure, locking cylinder to be two parts separated with support body mostly, does not prop up at movable dental lamina
Support, the construction weight weight of this kind of pile chuck assembly, cost of manufacture are high, structure is complicated, installation difficulty, thus
Make overall structure firm not, poor durability, frequency of maintenance is high, and property unprotected to clamping cylinder
Measure so that the life-span of clamping cylinder be greatly shortened.
Summary of the invention
For technical problem present in prior art, it is an object of the invention to: provide a kind of easy for installation,
Simple in construction is firm, lighter in weight, lower-cost pile chuck assembly.
In order to achieve the above object, the present invention adopts the following technical scheme that
A kind of pile chuck assembly, including support body, clamping cylinder, piston, copper sheathing, fixed cover, movable dental lamina,
Fixing dental lamina；Described support body includes transverse part and the integral part of longitudinal part of transverse part being provided with cavity；
It is positioned at the longitudinal part of transverse part right-hand member and forms an opening with transverse part, run through the cavity of transverse part and be arranged on frame
The opening of body lower end communicates, and described transverse part is provided with the radially protruding part prominent to cavity, described copper sheathing
It is nested in radially protruding part axial restraint；The clamping cylinder being fixed on support body includes end cap portions and setting
At the cyclic lug of end cap portions right-hand member, described end cap portions is arranged on the left end of transverse part, and described is ring-type
Protuberance is inserted in cavity；Described piston includes piston head and piston rod, work integral part of with piston rod
Chock plug is inserted in cyclic lug, is positioned at the piston rod of piston head right-hand member through copper sheathing；It is positioned at radially protruding part
The fixed cover of left end overlaps on the piston rod, fixed cover between piston rod and cyclic lug, described work
Dynamic dental lamina is fixed on the right-hand member of piston rod, and the fixing dental lamina being positioned at movable dental lamina right-hand member is fixed on a left side for longitudinal part
End；The right-hand member of described end cap portions, cyclic lug, the left end of piston head form the first closed containing cavity, institute
The right-hand member of the piston head stated, cyclic lug, piston rod, the left end of fixed cover form the second closed containing cavity；
Be provided with the first oil piping system and the second oil piping system in described support body and clamping cylinder, the first oil piping system with
First closed containing cavity communicates, and the second oil piping system and the second closed containing cavity communicate.
Hydraulic oil enters the first closed containing cavity through the first oil piping system, thus promotes piston to move right, thus
Realize clip pile purpose；Hydraulic oil enters the second closed containing cavity through the second oil piping system, thus promotes piston to the left
Mobile, thus realize the purpose of pine stake.
Further: the center of described end cap portions is provided with the first hydraulic control one-way valve, end cap portions is provided with first
Inlet, the first oil duct that the first described oil piping system includes being arranged in end cap portions, the second oil duct,
3rd oil duct；One end of first oil duct connects with the first inlet, and the other end and the first hydraulic control one-way valve connect；
One end of second oil duct connects with the first hydraulic control one-way valve, and the other end and the 3rd oil duct connect；With the second oil duct
The 3rd oil duct connected and the first closed containing cavity communicate.
Further: described support body also includes all integral part of with transverse part and longitudinal part slide section,
The slide section being positioned at transverse part and longitudinal part upper end is provided with multiple locking cylinder piston；The first described oil circuit
The 4th oil duct that system also includes connecting successively, the 5th oil duct, the second hydraulic control one-way valve, the 6th oil duct,
Seven oil ducts, the 4th described oil duct and the first inlet connect, the 7th described oil duct and locking cylinder piston
The cavity volume of lower end communicates.
Further: the center of described end cap portions is provided with the first hydraulic control one-way valve, end cap portions is provided with second
Inlet, the second described oil piping system includes the 8th oil duct and the 9th oil duct being arranged in end cap portions,
One end of 8th oil duct connects with the second inlet, and the other end and the first hydraulic control one-way valve connect；9th oil duct
One end connect with the second inlet, the other end and the second closed containing cavity communicate.
Further: the left end of described movable dental lamina is provided with the counterbore adapted with piston rod, described activity
The center of dental lamina left end is provided with newel, and the right side of piston rod is provided with centre bore, the right side of described piston rod
In the counterbore of end insertion activity dental lamina, the newel of described movable dental lamina inserts the centre bore of piston rod, described
Movable dental lamina and piston rod connected by resilient key, described resilient key pass piston rod and newel.
Further: the two ends up and down of described movable dental lamina respectively with the upper wall in the cavity of transverse part and under
Wall contacts.
Further: be positioned at the diameter of piston rod of movable dental lamina counterbore less than being positioned at movable dental lamina counterbore
The diameter of outer piston rod.
Further: described copper sheathing is embedded is cased with dust ring.
Further: the end cap portions of described clamping cylinder is provided with seal nipple with the inside of transverse part joint,
Described seal nipple is for being tightly connected the 4th oil duct being positioned at end cap portions and being positioned at the 4th of transverse part
Oil duct.
Further: the outer surface of described support body is provided with grease fitting, the oil of input grease fitting leads to lives
Stopper rod and the joint of copper sheathing.
Generally speaking, present invention have the advantage that
1. the present invention is easy for installation, simple in construction firm, lighter in weight, cost are relatively low.
2. first hydraulic control one-way valve of the present invention and the second hydraulic control one-way valve can control the one-way flow of hydraulic oil.
3. the resilient key of the present invention can realize the stress of 4 shear surfaces, strengthens piston rod and movable dental lamina connects
Reliability.
There is support at the two ends up and down of activity dental lamina the most of the present invention, and it is movable to reduce during hydraulic vibration driver work
The upper and lower displacement of dental lamina, thus effectively extend the service life of clamping cylinder, improve sealing
Effect.
5. the seal nipple that the present invention uses easily solves the Layout Problem of little space internal oil channel.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the sectional view at Figure 1A-A place, i.e. along the sectional view at the second inlet.
Fig. 3 is the sectional view at Figure 1B-B place, i.e. along the sectional view at the first inlet..
Fig. 4 is the structural representation of support body.
Fig. 5 is the sectional view at Fig. 3 C-C.
Fig. 6 is the structural representation that pile chuck assembly is arranged on hydraulic vibration driver.
Wherein, 1 is the transverse part of support body, and 2 is the longitudinal part of support body, and 3 is the slide section of support body, and 4 is horizontal
The cavity in block portion, 5 is radially protruding part, and 6 is opening, and 7 is locking cylinder piston, and 8 is clamping cylinder
End cap portions, 9 is the cyclic lug of clamping cylinder, and 10 is the first closed containing cavity, and 11 is the second closed containing cavity,
12 is the first oil duct, and 13 is the first hydraulic control one-way valve, and 14 is the second oil duct, and 15 is the 3rd oil duct, and 16 are
4th oil duct, 17 is the 5th oil duct, and 18 is the second hydraulic control one-way valve, and 19 is the 6th oil duct, and 20 is the 7th
Oil duct, 21 is hexagonal plug, and 22 is the 8th oil duct, and 23 is the 9th oil duct, and 24 is the first inlet, 25
Being the second inlet, 26 is the piston head of piston, and 27 is the piston rod of piston, and 28 is movable dental lamina, 29
For fixing dental lamina, 30 is copper sheathing, and 31 is the newel of movable dental lamina, and 32 is resilient key, and 33 connect for sealing
Head, 34 is the porch of lubricating oil, and 35 is fixed cover, and 36 is the chute of slide section, and 37 is hydraulic vibration
Hammer.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
Shown in Fig. 1, Fig. 3 and Fig. 4, a kind of pile chuck assembly, including support body, clamping cylinder, piston,
Copper sheathing, fixed cover, movable dental lamina, fixing dental lamina.Transverse part that described support body includes being provided with cavity and
The integral part of longitudinal part of transverse part；The longitudinal part being positioned at transverse part right-hand member forms an opening with transverse part, should
Opening is positioned at the bottom righthand side of support body, and the cavity running through transverse part communicates with the opening being arranged on support body lower end, institute
The transverse part stated is provided with the radially protruding part prominent to cavity, and it is center-right that this radially protruding part is positioned at cavity
Position, the cavity on the radially protruding part left side is cylinder, the cavity on the right of radially protruding part in irregular shape,
Movable dental lamina and fixing dental lamina should be able to be accommodated, be nested in radially protruding part described copper sheathing axial restraint.
The clamping cylinder being fixed on support body includes end cap portions and is arranged on the cyclic lug of end cap portions right-hand member, described
End cap portions be close to the left end of transverse part, described cyclic lug is inserted in cavity, cyclic lug
External peripheral surface is close to cavity, and the right side of cyclic lug is provided with multiple bolt, the head top of bolt
The left end of radially protruding part, the screw rod of bolt screws in cyclic lug, and the head of bolt is to ring-type prominent
The right-hand member in portion should have certain distance.It is additionally provided with fixed cover on the piston rod of piston, is positioned at radially protruding part left end
Fixed cover overlap on the piston rod, fixed cover between piston rod and cyclic lug, the right-hand member of fixed cover
The left side of radially protruding part and copper sheathing is close in face, and fixed cover is provided with projection, and this projection stretches into ring-type prominent
Go out in the space between the right side in portion and the head of bolt.Described piston includes piston head and piston rod,
Piston head integral part of with piston rod is inserted in cyclic lug, and the piston rod being positioned at piston head right-hand member passes
Copper sheathing；Described movable dental lamina is fixed on the right-hand member of piston rod, and the fixing dental lamina being positioned at movable dental lamina right-hand member is solid
Being scheduled on the left end of longitudinal part, fixing dental lamina is bolted on longitudinal part.The right-hand member of described end cap portions,
Cyclic lug, the left end of piston head form the first closed containing cavity, the right-hand member of described piston head, ring-type prominent
Go out portion, piston rod, the left end of fixed cover form the second closed containing cavity；Set in described support body and clamping cylinder
The first oil piping system and the second oil piping system, the first oil piping system and the first closed containing cavity is had to communicate, the second oil
Road system communicates with the second closed containing cavity.
The center of described end cap portions is provided with the first hydraulic control one-way valve, and end cap portions is provided with the first inlet, described
The first oil piping system include being arranged in end cap portions the first oil duct, the second oil duct, the 3rd oil duct；The
One end of one oil duct connects with the first inlet, and the other end and the first hydraulic control one-way valve connect；Second oil duct
One end connects with the first hydraulic control one-way valve, and the other end and the 3rd oil duct connect；The 3rd connected with the second oil duct
Oil duct and the first closed containing cavity communicate.When the first inlet input hydraulic pressure oil, hydraulic oil is through the first oil duct stream
To the first hydraulic control one-way valve, the hydraulic oil entering the first hydraulic control one-way valve again flows into the second oil duct, then warp
3rd oil duct flows into the first closed containing cavity, thus promotes piston to move right, and the first hydraulic control one-way valve is in this
Effect be control hydraulic oil can only unidirectional inflow the first closed containing cavity, prevent hydraulic oil from the first closed containing cavity warp
3rd oil duct, the second oil duct, the first hydraulic control one-way valve, final outflow the first oil duct.
Shown in Fig. 3, Fig. 5 and Fig. 6, described support body also include all with transverse part and longitudinal part one bodily form
The slide section become, the slide section being positioned at transverse part and longitudinal part upper end is provided with multiple locking cylinder piston；Institute
The 4th oil duct that the first oil piping system stated also includes connecting successively, the 5th oil duct, the second hydraulic control one-way valve,
6th oil duct, the 7th oil duct, the 4th described oil duct and the first inlet connect, the 7th described oil duct with
The cavity volume of locking cylinder piston communicates.The top of locking cylinder piston is provided with dust ring.This pile chuck is total
Becoming to be mounted on hydraulic vibration driver, the lower end of hydraulic vibration driver is provided with slide rail, and slide section is provided with chute,
Pile chuck assembly is slided on hydraulic vibration driver by the chute in slide section.To the first inlet input hydraulic pressure
During oil, a hydraulic oil part flows to the first closed containing cavity, and another part flows into the 4th oil duct, enters the 4th oil
The hydraulic oil in road flows successively through the 5th oil duct, the second hydraulic control one-way valve, the 6th oil duct, the 7th oil duct, finally
Flow into the cavity volume of locking cylinder piston, locking cylinder piston upwards, thus upwards head on chute institute
Position, make the position at chute place closely be close to the slide rail of hydraulic vibration driver, finally make pile chuck total
Becoming to be fixed on hydraulic vibration driver, pile chuck assembly can not move on slide rail.Second hydraulic control one-way valve is at this
Effect be control hydraulic oil can only the cavity volume of unidirectional inflow locking cylinder piston, prevent hydraulic oil from lock
The cavity volume of locking oil cylinder piston through the 7th oil duct, the 6th oil duct, the second hydraulic control one-way valve, the 5th oil duct,
Final outflow the 4th oil duct.The outer surface of slide section is provided with hexagonal plug, and hexagonal plug is positioned at the 7th oil duct
The position at place, after opening hexagonal plug, the hydraulic oil being positioned at the 7th oil duct flows out hexagonal plug.
Shown in Fig. 2 and Fig. 3, end cap portions is provided with the second inlet, the second described oil piping system bag
Include the 8th oil duct and the 9th oil duct being arranged in end cap portions, one end of the 8th oil duct and the second inlet phase
Connecing, the other end and the first hydraulic control one-way valve connect；One end of 9th oil duct connects with the second inlet, another
End communicates with the second closed containing cavity.When the second inlet input hydraulic pressure oil, a small amount of hydraulic oil flows into the 8th
Oil duct, the hydraulic oil flowing into the 8th oil duct flows into the first hydraulic control one-way valve, thus is beaten by the first hydraulic control one-way valve
Open so that the hydraulic oil being positioned at the first closed containing cavity can be along the 3rd oil duct, the second oil duct, the first hydraulic control
Check valve, final outflow the first oil duct；Substantial amounts of hydraulic oil flows into the 9th oil duct, finally flows into second airtight
Cavity volume, thus promote piston to left movement.
The left end of described movable dental lamina is provided with the counterbore adapted with piston rod, in described movable dental lamina left end
The heart is provided with newel, and the right side of piston rod is provided with centre bore, and the right-hand member of described piston rod inserts movable teeth
In the counterbore of plate, the newel of described movable dental lamina inserts the centre bore of piston rod, described movable dental lamina and
Piston rod is connected by resilient key, and described resilient key passes piston rod and newel.Owing to resilient key passes
Piston rod and newel, resilient key can realize the stress of 4 shear surfaces, enhance piston rod and movable teeth
The reliability that plate connects.
The two ends up and down of described movable dental lamina contact with the upper wall in the cavity of transverse part and lower wall respectively.Liquid
Pressure vibration hammer is when operation, and the exciting force of generation can make movable dental lamina produce upper and lower displacement, can drive piston
Move up and down, be thus easily caused copper sheathing and horn mouth, seal failure, clamping cylinder reduced lifetime occur.
There is support at the two ends up and down of movable dental lamina, the upper bottom of activity dental lamina when can reduce hydraulic vibration driver work
Move, thus effectively extend the service life of clamping cylinder, improve sealing effectiveness.
It is positioned at the diameter of piston rod of movable dental lamina counterbore less than the piston rod being positioned at outside movable dental lamina counterbore
Diameter.The diameter of piston rod right-hand member diminishes, can avoid using of long duration after, the expansion of piston rod causes activity
Dental lamina bursts apart.
The embedded dust ring that is cased with of described copper sheathing, dust ring is nested in copper sheathing, and piston rod is through copper sheathing and prevents
Dirt ring, can prevent dust at the left end that the cavity of right-hand member enters copper sheathing.
The end cap portions of described clamping cylinder is provided with seal nipple, described sealing with the inside of transverse part joint
Joint is for being tightly connected the 4th oil duct being positioned at end cap portions and the 4th oil duct being positioned at transverse part.Pass through
Second oil piping system can be built in inside support body by seal nipple, easily solves the layout of little space internal oil channel
Problem.
The outer surface of described support body is provided with grease fitting, and the lubricating oil of input grease fitting leads to piston rod and copper
The joint of set, i.e. the porch of lubricating oil.Lubricating oil is inputted to grease fitting, can be at piston rod and copper sheathing
Between provide lubricating oil, effectively increase the service life.
The support body employing of this pile chuck assembly forges mode and supports, transverse part, longitudinal part, slide section are integrated
Formula structure so that overall structure is simple, firm, lighter in weight, cost are relatively low, takes up room when mounted
Less；And effectively prevent the phenomenon of rupture that foundry goods causes because of shrinkage cavity and shrinkage porosite.
When using this pile chuck assembly, to the first inlet input hydraulic pressure oil, hydraulic oil is through the first oil piping system
Enter the first closed containing cavity, thus promote piston to move right, thus realize clip pile purpose；Hydraulic oil is through
One oil piping system enters the cavity volume of locking cylinder piston, so that pile chuck assembly is fixed on hydraulic vibration
On hammer, hydraulic vibration driver drives pile chuck assembly up-down vibration together；It is now placed in the second closed containing cavity
Hydraulic oil flows out the second inlet through the second oil piping system.When the second inlet input hydraulic pressure oil, hydraulic oil
Enter the second closed containing cavity through the second oil piping system, thus promote piston to be moved to the left, thus realize pine stake
Purpose；The hydraulic oil being now placed in the first closed containing cavity flows out the first inlet through the first oil piping system.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-mentioned reality
Execute the restriction of example, the change made under other any spirit without departing from the present invention and principle, modification,
Substitute, combine, simplify, all should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (10)
1. a pile chuck assembly, it is characterised in that: include support body, clamping cylinder, piston, copper sheathing, fixed cover,
Movable dental lamina, fixing dental lamina；Described support body includes that the transverse part being provided with cavity is integrally formed with transverse part
Longitudinal part；The longitudinal part being positioned at transverse part right-hand member forms an opening with transverse part, runs through the cavity of transverse part
Communicating with the opening being arranged on support body lower end, described transverse part is provided with the radially protruding part prominent to cavity,
It is nested in radially protruding part described copper sheathing axial restraint；The clamping cylinder being fixed on support body includes end
Cap and the cyclic lug being arranged on end cap portions right-hand member, described end cap portions is arranged on the left end of transverse part,
Described cyclic lug is inserted in cavity；Described piston includes piston head and piston rod, with piston rod one
The piston head that body is formed is inserted in cyclic lug, is positioned at the piston rod of piston head right-hand member through copper sheathing；It is positioned at
The fixed cover of radially protruding part left end overlaps on the piston rod, fixed cover between piston rod and cyclic lug,
Described movable dental lamina is fixed on the right-hand member of piston rod, and the fixing dental lamina being positioned at movable dental lamina right-hand member is fixed on vertical
To the left end in portion；The right-hand member of described end cap portions, cyclic lug, that the left end of piston head forms first is airtight
Cavity volume, the right-hand member of described piston head, cyclic lug, piston rod, that the left end of fixed cover forms second is close
Close cavity volume；The first oil piping system and the second oil piping system, the first oil it is provided with in described support body and clamping cylinder
Road system communicates with the first closed containing cavity, and the second oil piping system and the second closed containing cavity communicate.
2. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: the center of described end cap portions sets
Having the first hydraulic control one-way valve, end cap portions is provided with the first inlet, and the first described oil piping system includes being all provided with
Put the first oil duct in end cap portions, the second oil duct, the 3rd oil duct；One end of first oil duct and the first feed liquor
Mouth connects, and the other end and the first hydraulic control one-way valve connect；One end of second oil duct and the first hydraulic control one-way valve phase
Connecing, the other end and the 3rd oil duct connect；The 3rd oil duct and the first closed containing cavity that connect with the second oil duct communicate.
3. according to a kind of pile chuck assembly described in claim 2, it is characterised in that: described support body also includes all
Slide section integral part of with transverse part and longitudinal part, the slide section being positioned at transverse part and longitudinal part upper end sets
There is multiple locking cylinder piston；The 4th oil duct that the first described oil piping system also includes connecting successively, the 5th
Oil duct, the second hydraulic control one-way valve, the 6th oil duct, the 7th oil duct, the 4th described oil duct and the first inlet
Connecting, the 7th described oil duct communicates with the cavity volume of locking cylinder piston.
4. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: the center of described end cap portions sets
Having the first hydraulic control one-way valve, end cap portions is provided with the second inlet, and the second described oil piping system includes being all provided with
Putting the 8th oil duct in end cap portions and the 9th oil duct, one end of the 8th oil duct connects with the second inlet, separately
One end connects with the first hydraulic control one-way valve；One end of 9th oil duct connects with the second inlet, the other end
Communicate with the second closed containing cavity.
5. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: the left end of described movable dental lamina
Being provided with the counterbore adapted with piston rod, the center of described movable dental lamina left end is provided with newel, piston rod
Right side is provided with centre bore, in the counterbore of the right-hand member insertion activity dental lamina of described piston rod, and described movable teeth
The newel of plate inserts the centre bore of piston rod, and described movable dental lamina and piston rod are connected by resilient key,
Described resilient key passes piston rod and newel.
6. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: described movable dental lamina upper and lower
Two ends contact with the upper wall in the cavity of transverse part and lower wall respectively.
7. according to a kind of pile chuck assembly described in claim 5, it is characterised in that: it is positioned at movable dental lamina counterbore
The diameter of piston rod less than the diameter of the piston rod being positioned at outside movable dental lamina counterbore.
8. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: described copper sheathing is embedded to be cased with
Dust ring.
9. according to a kind of pile chuck assembly described in claim 3, it is characterised in that: the end cap of described clamping cylinder
The inside of portion and transverse part joint is provided with seal nipple, and described seal nipple is used for being tightly connected and is positioned at end
The 4th oil duct in cap and the 4th oil duct being positioned at transverse part.
10. according to a kind of pile chuck assembly described in claim 1, it is characterised in that: the outer surface of described support body sets
Having grease fitting, the lubricating oil of input grease fitting leads to the joint of piston rod and copper sheathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610480822.3A CN105951828B (en) | 2016-06-23 | 2016-06-23 | A kind of pile chuck assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610480822.3A CN105951828B (en) | 2016-06-23 | 2016-06-23 | A kind of pile chuck assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105951828A true CN105951828A (en) | 2016-09-21 |
| CN105951828B CN105951828B (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610480822.3A Active CN105951828B (en) | 2016-06-23 | 2016-06-23 | A kind of pile chuck assembly |
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| CN201473953U (en) * | 2009-08-28 | 2010-05-19 | 长沙天为工程机械制造有限公司 | Automatic aligning pile clamping device for hydraulic static pile press machine |
| CN202108051U (en) * | 2011-05-06 | 2012-01-11 | 曹斌 | Pile clamp for pile hitting and pulling equipment |
| CN203238633U (en) * | 2013-05-28 | 2013-10-16 | 浙江振中工程机械有限公司 | Precast pile clamp of vibrating pile hammer |
| US20150275460A1 (en) * | 2014-03-25 | 2015-10-01 | Les Produits Gilbert Inc. | Vibratory apparatus for forcing members into and out of a material |
| CN204200760U (en) * | 2014-10-23 | 2015-03-11 | 湖南明诚机械制造有限公司 | The piling oil cylinder of static pile press |
| CN205857181U (en) * | 2016-06-23 | 2017-01-04 | 广东力源液压机械有限公司 | A kind of pile chuck assembly |
Also Published As
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| CN105951828B (en) | 2017-12-26 |
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Address after: Shunde District 528313 of Guangdong province Foshan City Chencun town industrial zone are Jianye Road No. 5 Applicant after: Guangdong Liyuan Hydraulic Machinery Company Ltd. Address before: Shunde District 528313 of Guangdong province Guangzhou City Chencun town industrial zone are Jianye Road No. 5 Applicant before: Guangdong Liyuan Hydraulic Machinery Company Ltd. |
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