CN108374420A - A kind of swivel joint combination - Google Patents
A kind of swivel joint combination Download PDFInfo
- Publication number
- CN108374420A CN108374420A CN201810424790.4A CN201810424790A CN108374420A CN 108374420 A CN108374420 A CN 108374420A CN 201810424790 A CN201810424790 A CN 201810424790A CN 108374420 A CN108374420 A CN 108374420A
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- Prior art keywords
- oil
- connector
- swivel joint
- housing
- core pipe
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- 238000007569 slipcasting Methods 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 120
- 238000005553 drilling Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 210000002445 nipple Anatomy 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000010729 system oil Substances 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 239000008107 starch Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 241000233855 Orchidaceae Species 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 7
- 239000004568 cement Substances 0.000 description 4
- 239000011440 grout Substances 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009411 base construction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Earth Drilling (AREA)
Abstract
A kind of swivel joint combination, including hydraumatic swivel joint, positioning plate, slip casting swivel joint, abutted flange, rotary disk and built-in oil pipe combination；Slip casting swivel joint is installed in from the hollow output shaft upper end of Wai Bu gear-box, and hydraumatic swivel joint is connect by rotary disk with slip casting swivel joint；Hydraulic pressure core pipe is placed in the inner cavity of hollow output shaft, and the upper end is docked after passing through slip casting swivel joint with the rotation axis of hydraumatic swivel joint；Hydraulic pressure core pipe by secondly a top connection oil duct be directed at two shell internal oil channels of hydraumatic swivel joint perforation after form oil inlet and oil returning tube；The joint housing of hydraumatic swivel joint is linked together by positioning plate with being covered on the connector of slip casting swivel joint；Hydraulic pressure core pipe lower end from external inscribed headstock by being installed in the female connector socket in lower end also from external abutted flange；The present invention has the characteristics that slip casting swivel joint, hydraumatic swivel joint reasonable for structure, convenient disassembly, slip casting and fluid pressure line sealing performance are reliable.
Description
Technical field
The present invention relates to a kind of combination of swivel joint, more particularly to a kind of hydraulic pressure reaming drilling machines for planting pile work method construction
Swivel joint combination.
Background technology
Domestic economy grows continuously and fast, be pushed further into high-speed railway, highway, large bridge, urban architecture,
The construction of the mega projects such as intercity subway and large-scale synthesis building, since the surrounding enviroment of foundation construction become increasingly complex, to stake
Base construction technology proposes new requirement, and two kinds of pile foundation types of bored concrete pile and prefabricated pile are limited by construction technology at present, are deposited
It is insufficient in some applications, if prefabricated pile is there are stake side development of resistance in soft soil foundation is incomplete, pile body under vertical compression load
Intensity cannot give full play to, and the flat weight bearing power of water resistant is insufficient, and deformation performance is not high enough, and fragility destroys, and soil compaction is serious in construction
Exist Deng, bored concrete pile and easily necking down occur, stake bottom is without heavy quarrel, and mud emission and the pile crown of rejecting pollute the environment in construction.It needs
It will be using technologically advanced, economical rationality, the means of reliable in quality and low-carbon environment-friendly.It is that flush type is pre- that quiet brill, which takes root in pile construction technology,
The Novel pile foundation construction method of stake technology processed, integrate drilling, deep-layer stirring, expansion head, prefabricated various pile foundation technologies, can by PHDC,
The pile-type various combination such as PHC and PRHC, drilled, reaming, slip casting and implantation, there is without friction, low noise, pile quality
The technical characterstics such as good, pile bearing capacity is high, mud emission is few, mechanization of building operation degree is high, reliable in quality and construction efficiency height etc. are excellent
Point, effectively compensates for the deficiency of current weak soil Pile Foundation, and meets the requirement of national low-carbon environment-friendly, can replace most of at present bore
Hole pouring pile, this construction technology are gradually promoted and use.Quiet brill takes root in stake and closes note by drilling, reaming, stirring
The programs such as slurry are completed, thus, it is desirable to plant pile work method drilling machine remove drilling with general drilling machine, agitating function it
Outside, it also needs have reaming, stirring and slip casting function in pre-manufactured hole, and phase is needed to configure on the power head of driving drilling rod rotation
The conveying fluid pressure line and grouting pipeline answered, and by necessary hydraulic pipeline or fluid pressure line hydraulic pressure is provided to extension oil cylinder
Power source, extension drilling and contraction to realize reaming bit carry brill, realize slip casting and whitewashing of the drilling tool in whipping process.
Under normal conditions, grouting pipeline and fluid pressure line are provided on drilling rod, and are arranged on power head and are connect with slip casting channel
Slip casting swivel joint, for reaming oil cylinder open be closed built-in fluid pressure line connection hydraumatic swivel joint, slip casting revolution
How to install and arrange between connector and hydraumatic swivel joint and their having between grouting pipeline, built-in fluid pressure line
Effect connection is the necessary guarantee of reaming drilling machine normal work, and there are no more effective mode and means in the prior art, therefore,
The further expansion application range of plant stake drilling machine is influenced, also the popularization of limitation plant stake technique to a certain extent.
Invention content
It is a primary object of the present invention to for overcome existing plant pile work method drilling machine swivel joint there are the shortcomings that, and provide
One kind includes revolution filling adaptor, turning round hydraulic joint, reasonable for structure, built-in fluid pressure line, grouting pipe etc. are reasonable for structure and close
Reliable swivel joint combination is sealed, drilling machine operating efficiency is effectively improved.
To achieve the above objectives, solution of the present invention is：
A kind of swivel joint combination, including：Hydraumatic swivel joint, slip casting swivel joint, positioning plate, rotary disk and hydraulic pressure core
Pipe, wherein：
Hydraumatic swivel joint includes joint housing, rotation axis and turns round epicranial plate, wherein：Joint housing includes being located on its outer wall
Oil inlet screw hole, oil return screw hole and communicated with oil inlet screw hole and oil return screw hole on its inner walls into oil ring groove and oil return
Annular groove, further includes the enclosure slot positioned at its outer wall, and rotation axis includes the straight oil duct of two shafts being arranged in an axially parallel mode in the inner, turns
The horizontal oil duct of axis and the shaft flange with center step positioned at its underpart；
Slip casting swivel joint include set on connector, connector housing, housing bearing, the upper sleeve cover with upper shield inside groove, housing end cap,
Store oil circle, deep groove ball bearing and spacer ring, wherein set includes putting on axle journal, intermediate journal, the slip casting positioned at its peripheral surface on connector
Screw hole, the first counterbore of upper set, covers third counterbore and the fixing threaded hole positioned at its outer wall on the second counterbore of upper set at the lower axle journal of set；
Connector housing includes housing counterbore at its upper end, positioned at its inner wall, the multiple tracks housing annular groove of the oil nozzle with fuel feeding and outer
Cover groove, the housing flange positioned at its lower end；Store oil circle includes multiple oil leak holes, the oil groove being connected to oil leak hole, is located at it
The circle inside groove of lower part circle inner surface and the circle outer groove for being located therein circle outer surface；
Positioning plate has upper end straight hook and the mounting hole positioned at lower part；
Rotary disk has the small screw hole of center screw and uniformly distributed outside；
The upper set third that hydraulic pressure installation of core pipe covers in slip casting swivel joint on connector that is interior and sequentially passing through slip casting swivel joint
The first counterbore of counterbore, the second counterbore of upper set and upper set includes positioned at top, with two top connection being axially arranged in parallel oil
Road, the heavy hole in two ends for being located at top connection oil duct port and the externally threaded upper end connector of end side are located at middle part, have axis
To parallel arrangement the first hydraulic tube and the second hydraulic tube middle part core pipe and positioned at lower part, have two connection counterbores and under
The lower end core pipe connector of joint flange, further include be arranged in upper set third counterbore and have intermediate throughholes, two symmetrical the
Three injected holes and multiple brackets with bracket annular groove and it is arranged heavy from the hollow output shaft end face of external gear-box
In hole and with rack ventilating hole, two symmetrical 5th injected holes and holder with holder annular groove；Lower contact flange is equipped with two
A symmetrical 4th injected hole and lower flange annular groove；
It is characterized in that：
The drilling rod axis that the slip casting swivel joint is installed in the gear-box from outside by the housing flange of its connector housing is total
At the upper end faces Tong Gai；
Set is set in by axle journal under its set in the endoporus of connector housing on the connector and part is located above connector housing, with
Lubricating grease is injected by oil nozzle respectively in the opposite multiple tracks housing annular groove of axle journal under the set, is installed respectively in the housing groove
O-ring, the housing counterbore top of the connector housing hole wall opposite with the intermediate journal covered on connector be equipped with bearing groove and
Installation housing bearing and spacer ring in it；The housing end cap is installed in the upper surface of connector housing；
The second counterbore of upper set for being covered on connector hole wall opposite with the upper end connector outer wall of hydraulic pressure core pipe is equipped with ring
Slot simultaneously installs store oil circle wherein, is connected with multiple oil leak holes, oil groove and is formed between set and upper end connector on connector
Lubricating oil film, the circle inside groove is interior to install oil sealing, and deep groove ball bearing is installed in the circle outer groove；
Grouting Pipe of the slip casting screw hole connection from external filling system on outer wall is covered on the connector of the slip casting swivel joint
Pipeline connector, injection can be suitable with a certain proportion of cement grout, the cement grout in the upper set third counterbore covered on connector
Sequence by the 5th injected hole on the hydraulic pressure core pipe upper bracket in its counterbore, the third injected hole on multiple brackets, under connect
The 4th injected hole, inflow on head flange enter driving and stir from external hollow output shaft endoporus, external hollow drilling tool endoporus
The soil layer mixed, to meet operational procedure requirement during the drilling for planting stake drilling machine；
In the arrangement across each counterbore, the rotary disk is screwed by its center screw in hydraulic pressure core pipe the hydraulic pressure core pipe
Upper end connector end external screw thread on, upper end connector pass through rotary disk upper surface be placed on the hydraumatic swivel joint
Rotation axis shaft flange zone center in, two ends of upper end connector are equipped with O-ring in heavy hole；
The first hydraulic tube and the second hydraulic tube of the middle part core pipe inner cavity of the hydraulic pressure core pipe two with upper end connector respectively
The connection perforation of top connection oil duct, the middle part core pipe is respectively by the holder on its outer wall and in holder annular groove after mounting O-shaped rings
And it is held in the end face counterbore from external hollow output shaft；
The lower end core pipe connector of the hydraulic pressure core pipe by it lower contact flange and in its lower flange annular groove after mounting O-shaped rings
It is placed in external hollow output shaft and output panel mounting hole and is docked with what the abutted flange in the hole linked together
In the mounting hole of flange, be then used to install in two of lower end core pipe connector connection counterbores transitional connection pipe from outside,
Two groups of nipple assemblies disposed in parallel and inscribed headstock；
The shaft flange of the hydraumatic swivel joint is linked together by screw and rotary disk and makes hydraulic pressure core pipe and rotation axis
It is opposite to connect；Two top connection oil ducts of the upper end connector of the hydraulic pressure core pipe are straight with two shafts of rotation axis respectively
Oil duct alignment perforation；The joint housing is set in rotation axis, and the revolution epicranial plate is installed in joint housing upper surface；Institute
State oil inlet screw hole, oil return screw hole respectively with from hydraulic system oil inlet pipe and oil return pipe connect, wherein the oil inlet of joint housing
The straight oil duct of annular groove, the horizontal oil duct of shaft of rotation axis, shaft forms oil inlet pipe, the oil return annular groove of joint housing, turn of rotation axis
The horizontal oil duct of axis, shaft internal oil channel form oil return line；
The positioning plate is placed in by the upper end straight hook in the enclosure slot of the outer wall of the joint housing of hydraumatic swivel joint, and is passed through
It is screwed the fixing threaded hole that bolt covers on the connector of slip casting swivel joint in the mounting hole of its underpart and outer with being covered on connector
Wall is relatively fixed, to which hydraumatic swivel joint and slip casting swivel joint link into an integrated entity.
The present invention can be the longitudinal center line of two straight oil ducts of shaft in the rotation axis of the hydraumatic swivel joint with
And the parallelism tolerance of the longitudinal center line of two top connection oil ducts of the upper end connector of hydraulic pressure core pipe requires to be 0.08-
0.10mm。
Description of the drawings
Fig. 1 is the structural schematic diagram of swivel joint combination of the present invention；
Fig. 2 is the D-D of Fig. 1 to sectional view；
Fig. 3 be in Fig. 1 F-F to sectional view；
Fig. 4 be in Fig. 3 S-S to sectional view；
Fig. 5 is the portions A enlarged drawing in Fig. 3；
Fig. 6 is the portions B enlarged drawing in Fig. 3；
Fig. 7 is the portions C enlarged drawing in Fig. 3；
Fig. 8 be in Fig. 2 G-G to sectional view；
Fig. 9 is B-B direction sectional view in Fig. 3；
Figure 10 is the structural schematic diagram of the store oil circle of revolution filling adaptor in the middle present invention.
Specific implementation mode
Power head of the present invention is further described below in conjunction with embodiment described in attached drawing.
A kind of swivel joint combination, including：Hydraumatic swivel joint 5, slip casting swivel joint 6, positioning plate 53, rotary disk 58 with
And hydraulic pressure core pipe 21, wherein：Hydraumatic swivel joint 5 includes joint housing 51, rotation axis 52 and turns round epicranial plate 54, wherein：It connects
Casing 51 includes oil inlet screw hole 511 on its outer wall, oil return screw hole 512 and is communicated with oil inlet screw hole and oil return screw hole
It is on its inner walls into oil ring groove 5111 and oil return annular groove 5121, further include the enclosure slot 515 positioned at its outer wall, rotation axis 52
The straight oil duct 521,521 ' of shaft that is arranged in an axially parallel mode in the inner including two, the horizontal oil duct 523,523 ' of shaft and it is located at its underpart
The shaft flange 522 with center step 5220.
Slip casting swivel joint 6 includes 61, connector housing 62, housing bearing 64 being covered on connector, with the upper of upper shield inside groove 631
Upper shield 63, housing end cap 67, store oil circle 66, deep groove ball bearing 65 and spacer ring 68, wherein it includes putting on axle journal that 61 are covered on connector
611, intermediate journal 613, the slip casting screw hole 610 positioned at its peripheral surface, the lower axle journal 612 of set, the first counterbore 614 of upper set, upper cover the
Two counterbores 616 and upper set third counterbore 615, and the fixing threaded hole 618 positioned at its outer wall；Connector housing 62 includes disposed thereon
The housing counterbore 621 at end, positioned at its inner wall, the multiple tracks housing annular groove 622 of the oil nozzle with fuel feeding and housing groove 623, be located at
The housing flange 624 of its lower end；Store oil circle 66 include multiple oil leak holes 661, be connected to oil leak hole oil groove 662, positioned at its
The circle inside groove 663 of lower part circle inner surface and the circle outer groove 664 for being located therein circle outer surface.
Positioning plate 53 has upper end straight hook 531 and the mounting hole 532 positioned at lower part.
Rotary disk 58 has the small screw hole 582 of center screw 581 and uniformly distributed outside.
Hydraulic pressure core pipe 21 is mounted in slip casting swivel joint 6 and sequentially passes through set 61 on the connector of slip casting swivel joint 6
Above set third counterbore 615, the first counterbore 614 of the second counterbore 616 of upper set and upper set, including be located at top, have two axial directions flat
The heavy hole 2130 in 2131,2131 ', two ends for being located at 2131,2131 ' port of top connection oil duct of top connection oil duct of row arrangement,
2130 ' and end side external screw thread 2132 upper end connector 213, positioned at middle part, with the first hydraulic tube being axially arranged in parallel
2141 and second hydraulic tube 2142 middle part core pipe 214 and positioned at lower part, have two connection counterbores 2121,2121 ' and under
The lower end core pipe connector 212 of joint flange 2122 further includes being arranged in upper set third counterbore 615 and having intermediate throughholes
2151, two symmetrical third injected holes 2153,2153 ' and multiple brackets 215 with bracket annular groove 2150 and setting exist
In hollow output shaft end face counterbore from external gear-box and there are 2161, two symmetrical 5th injected holes of rack ventilating hole
2163,2163 ' and the holder 216 with holder annular groove 2160；Wherein, lower contact flange 2122 is equipped with two symmetrical 4th notes
Starch hole 21223,21223 ' and lower flange annular groove 2120.
The slip casting swivel joint 6 is installed in by the housing flange 624 of its connector housing 62 from external gear-box
Drilling rod axle assembly the upper end faces Tong Gai.
Set 61 is set in by axle journal 612 under its set in the endoporus of connector housing 62 on the connector and part is located at connector
Pass through oil nozzle respectively above housing 62, in, multiple tracks housing annular groove 622 opposite with axle journal 612 under the set and injects lubricating grease, institute
It states housing groove 623 and distinguishes mounting O-shaped rings, on 621 top of housing counterbore of the connector housing 62 and connector in set 61
Between the opposite hole wall of axle journal 613 be equipped with bearing groove and installation housing bearing 64 and spacer ring 68 in it；The housing end cap 67 is solid
Upper surface loaded on connector housing 62；The upper upper end for covering the second counterbore 616 and the hydraulic pressure core pipe 21 in set 61 on the connector
The opposite hole wall of 213 outer wall of connector is equipped with annular groove and installs store oil circle 66 wherein, the store oil circle 66 with multiple oil leak holes
661, oil groove 662 is connected and forms lubricating oil film between set 61 and upper end connector 213 on connector, in the circle inside groove 663
Oil sealing is installed, deep groove ball bearing 65 is installed in the circle outer groove 664.
The connection of slip casting screw hole 610 on 61 outer walls is covered on the connector of the slip casting swivel joint 6 from external slip casting system
The grouting pipeline connector of system, injection is with a certain proportion of cement grout in the upper set third counterbore 615 of set 61 on connector
Afterwards, the cement grout can sequence by the 5th injected hole 2163 on 21 upper bracket 216 of hydraulic pressure core pipe in its counterbore,
2163 ', the third injected hole 2153,2153 ' on multiple brackets 215, the 4th injected hole 21223 on lower contact flange 2122,
21223 ', the soil layer for entering driving stirring from external hollow output shaft endoporus, external hollow drilling tool endoporus is flowed into, to meet
Operational procedure requires during planting the drilling of stake drilling machine.
The hydraulic pressure core pipe 21 in the arrangement across each counterbore, by its center screw 581 twisted by the rotary disk 58
On the end external screw thread 2132 of upper end connector 213 loaded on hydraulic pressure core pipe 21, upper end connector 213 passes through the upper of rotary disk 58
End face is placed in the center step 5220 of the shaft flange 522 of the rotation axis 52 of the hydraumatic swivel joint 5, upper end connector
The heavy hole 2130,2130 ' in 213 two ends is interior to be equipped with O-ring.
The first hydraulic tube 2141 and the second hydraulic tube 2142 of 214 inner cavity of middle part core pipe of the hydraulic pressure core pipe 21 respectively with
The connection perforation of two top connection oil ducts 2131,2131 ' of upper end connector 213, the middle part core pipe 214 is respectively by its outer wall
Holder 216 and in holder annular groove 2160 after mounting O-shaped rings and be held on it is heavy from the end face of external hollow output shaft
Kong Zhong；In addition, the middle part core pipe 214 is also by multiple brackets 215 on the outer wall below holder and in bracket annular groove
It is placed in or is supported in after mounting O-shaped rings in 2150 in the hole of external hollow output shaft.
The lower end core pipe connector 212 of the hydraulic pressure core pipe 21 is by its lower contact flange 2122 in its lower flange annular groove
In 2120 mounting O-shaped rings be placed in external hollow output shaft and output panel mounting hole and with the abutted flange in the hole
In the mounting hole of the abutted flange to link together, in two connection counterbores 2121,2121 ' of core pipe connector 212 then in lower end
It is fixed from external transitional connection pipe, two groups of nipple assemblies disposed in parallel and inscribed headstock, inscribed headstock for installing
In the female connector socket counterbore of abutted flange, to form the built-in fluid pressure line for completely including oil inlet pipe and oil return pipe.
The shaft flange 522 of the hydraumatic swivel joint 5 will be linked together with rotary disk 58 by screw and make hydraulic pressure
Core pipe 21 and the opposite contact connectio of rotation axis 52, two top connection oil ducts of the upper end connector 213 of the hydraulic pressure core pipe 21
2131,2131 ' penetrate through with the straight alignment of oil duct 521,521 ' of two shafts of rotation axis 52 respectively；The joint housing 51 is set in
In rotation axis 52, the revolution epicranial plate 54 is installed in 51 upper surface of joint housing；The oil inlet screw hole 511, oil return screw hole 512
Respectively with from hydraulic system oil inlet pipe and oil return pipe connect, wherein joint housing 51 into oil ring groove 5111, rotation axis 52
The horizontal oil duct 523 of shaft, the straight oil duct 521 of shaft form oil inlet pipe, the oil return annular groove 5121 of joint housing 51, rotation axis 52
The horizontal oil duct 523 ' of shaft, shaft internal oil channel 521 ' form oil return line.
The positioning plate 53 is placed in the shell of the outer wall of the joint housing 51 of hydraumatic swivel joint 5 by the upper end straight hook 531
In body slot 515, and 61 are covered by being screwed bolt in the mounting hole 532 of its underpart on the connector of slip casting swivel joint 6 and is consolidated
Determine screw hole 618 and be relatively fixed with the outer wall of set 61 on connector, to connect hydraumatic swivel joint 5 and slip casting swivel joint 6
Integrally.
The longitudinal center line of the straight oil duct of two shafts in the rotation axis 52 of the hydraumatic swivel joint 5 521,521 ' and
The parallelism tolerance of the longitudinal center line of two top connection oil ducts 2131,2131 ' of the upper end connector 213 of hydraulic pressure core pipe 21 is wanted
It asks as 0.08-0.10mm.In such manner, it is possible to the straight oil duct 521,521 ' of two shafts being effectively ensured in rotation axis 52 and hydraulic pressure core pipe
Sealing performance when two top connection oil ducts 2131,2131 ' of 21 upper end connector 213 dock is convenient for hydraulic system hydraulic pressure
Oil pressure reaches the range of requirement when being conveyed in plant stake drilling machine hollow output shaft, hollow drilling tool, so that it is guaranteed that reaming oil cylinder expands
Exhibition and shrinkage operation carry out reaming program according to design requirement to prebored hole.
The present invention can overcome existing plant pile work method drilling machine swivel joint there are the shortcomings that, there is revolution filling adaptor and revolution
Hydraulic joint is reasonable for structure, built-in fluid pressure line, grouting pipe and the features such as sealed reliable, effectively improves and plants pile driving construction operation effect
Rate further increases the applicability of reaming drilling machine.
Without departing from present general inventive concept, various transformation and improvement can also be done to the present invention, but only
Will it is identical as composition of the present invention or equivalent if, also belong to protection scope of the present invention.
Claims (2)
1. a kind of swivel joint combination, including：Hydraumatic swivel joint（5）, slip casting swivel joint（6）, positioning plate（53）, rotary disk
（58）And hydraulic pressure core pipe（21）, wherein：
Hydraumatic swivel joint（5）Including joint housing（51）, rotation axis（52）With revolution epicranial plate（54）, wherein：Joint housing
（51）It include the oil inlet screw hole on its outer wall（511）, oil return screw hole（512）And it is communicated with oil inlet screw hole and oil return screw hole
It is on its inner walls into oil ring groove（5111）With oil return annular groove（5121）, further include the enclosure slot positioned at its outer wall（515）,
Rotation axis（52）The straight oil duct of shaft being arranged in an axially parallel mode in the inner including two（521,521 '）, the horizontal oil duct of shaft（523,
523’）There is center step with positioned at its underpart（5220）Shaft flange（522）；
Slip casting swivel joint（6）Including being covered on connector（61）, connector housing（62）, housing bearing（64）, have upper shield inside groove
（631）Upper sleeve cover（63）, housing end cap（67）, store oil circle（66）, deep groove ball bearing（65）And spacer ring（68）, wherein connector
Upper set（61）Including putting on axle journal（611）, intermediate journal（613）, slip casting screw hole on its peripheral surface or outer wall（610）、
The lower axle journal of set（612）, the first counterbore of upper set（614）, the second counterbore of upper set（616）, upper set third counterbore（615）And it is located at it
The fixing threaded hole of outer wall（618）；Connector housing（62）Including housing counterbore at its upper end（621）, positioned at its inner wall, have
The multiple tracks housing annular groove of the oil nozzle of fuel feeding（622）With housing groove（623）, housing flange positioned at its lower end（624）；Store oil
Circle（66）Including multiple oil leak holes（661）, the oil groove that is connected to oil leak hole（662）, positioned at its underpart enclose inner surface circle inside groove
（663）With the circle outer groove for being located therein circle outer surface（664）；
Positioning plate（53）With upper end straight hook（531）With the mounting hole positioned at lower part（532）；
Rotary disk（58）With center screw（581）With the small screw hole in uniformly distributed outside（582）；
Hydraulic pressure core pipe（21）Mounted on slip casting swivel joint（6）It is interior and sequentially pass through slip casting swivel joint（6）Connector on cover
（61）Upper set third counterbore（615）, the second counterbore of upper set（616）With the first counterbore of upper set（614）, including it is located at top, tool
There are two top connection oil ducts being axially arranged in parallel（2131,2131 '）, two be located at top connection oil duct（2131,2131 '）Port
The heavy hole in end（2130,2130’）With end side external screw thread（2132）Upper end connector（213）, be located at middle part, have it is axial
First hydraulic tube of parallel arrangement（2141）With the second hydraulic tube（2142）Middle part core pipe（214）And positioned at lower part, have
Two connection counterbores（2121,2121 '）With lower contact flange（2122）Lower end core pipe connector（212）, further include being arranged upper
Cover third counterbore（615）In and have intermediate throughholes（2151）, two symmetrical third injected holes（2153,2153 '）With with
Bracket annular groove（2150）Multiple brackets（215）And it is arranged in the hollow output shaft end face counterbore from external gear-box
And there is rack ventilating hole（2161）, two symmetrical 5th injected holes（2163,2163 '）With with support holder annular groove（2160）'s
Holder（216）；Wherein, lower contact flange（2122）Equipped with two symmetrical 4th injected holes（21223,21223 '）And lower flange
Annular groove（2120）；
It is characterized in that：
The slip casting swivel joint（6）Pass through its connector housing（62）Housing flange（624）It is installed in from external gear
The upper end faces Tong Gai of the drilling rod axle assembly of case；
It is covered on the connector（61）Pass through axle journal under its set（612）It is set in connector housing（62）Endoporus in and part be located at connect
Head housing（62）Axle journal under top, with the set（612）Opposite, the described multiple tracks housing annular groove（622）Inside pass through oil nozzle respectively
Inject lubricating grease, the housing groove（623）Mounting O-shaped rings respectively, in the connector housing（62）Housing counterbore（621）On
Portion is covered on connector（61）Intermediate journal（613）Opposite hole wall is equipped with bearing groove and installs housing bearing in it（64）With
Spacer ring（68）；The housing end cap（67）It is installed in connector housing（62）Upper surface；
It is covered on the connector（61）The second counterbore of upper set（616）With the hydraulic pressure core pipe（21）Upper end connector（213）Outside
The opposite hole wall of wall is equipped with annular groove and installs store oil circle wherein（66）, with multiple oil leak holes（661）, oil groove（662）It connects
And it is covered on connector（61）With upper end connector（213）Between form lubricating oil film, the circle inside groove（663）Interior installation oil sealing,
The circle outer groove（664）Interior installation deep groove ball bearing（65）；
The slip casting swivel joint（6）Connector on cover（61）Slip casting screw hole on outer wall（610）It connects from external slip casting
The grouting pipeline connector of system is being covered on connector（61）Upper set third counterbore（615）Middle injection has a certain proportion of water
After slurry liquid, which sequentially can pass through the hydraulic pressure core pipe in its counterbore（21）On holder（216）On the 5th note
Starch hole（2163,2163 '）, multiple brackets（215）On third injected hole（2153,2153 '）, lower contact flange（2122）On
4th injected hole（21223,21223 '）It flows into and enters driving from external hollow output shaft endoporus, external hollow drilling tool endoporus
The soil layer of stirring, to meet operational procedure requirement during the drilling for planting stake drilling machine；
The hydraulic pressure core pipe（21）In the arrangement across each counterbore, the rotary disk（58）Pass through its center screw（581）
It is screwed in hydraulic pressure core pipe（21）Upper end connector（213）End external screw thread（2132）On, upper end connector（213）Across return
Turntable（58）Upper surface be placed on the hydraumatic swivel joint（5）Rotation axis（52）Shaft flange（522）Zone center
Rank（5220）In, upper end connector（213）The heavy hole in two ends（2130,2130’）It is interior to be equipped with O-ring；
The hydraulic pressure core pipe（21）Middle part core pipe（214）First hydraulic tube of inner cavity（2141）With the second hydraulic tube（2142）Point
Not with upper end connector（213）Two top connection oil ducts（2131,2131 '）Connection perforation, the middle part core pipe（214）Lead to respectively
Cross the holder on its outer wall（216）And in holder annular groove（2160）After interior mounting O-shaped rings and it is held on from the hollow of outside
In the end face counterbore of output shaft；
The hydraulic pressure core pipe（21）Lower end core pipe connector（212）Pass through its lower contact flange（2122）In its lower flange annular groove
（2120）Interior mounting O-shaped rings be placed in external hollow output shaft and output panel mounting hole and with the rendezvous method in the hole
Orchid links together, in lower end core pipe connector（212）Two connection counterbores（2121,2121 '）It is inside then used to install from outer
The transitional connection pipe in portion, two groups of nipple assemblies disposed in parallel and inscribed headstock；
The hydraumatic swivel joint（5）Shaft flange（522）Pass through screw and rotary disk（58）It links together and makes hydraulic pressure
Core pipe（21）And rotation axis（52）It is opposite to connect；The hydraulic pressure core pipe（21）Upper end connector（213）Two on connect
Hair oil road（2131,2131 '）Respectively with rotation axis（52）Two straight oil ducts of shaft（521,521 '）Alignment perforation；The connector
Shell（51）It is set in rotation axis（52）On, the revolution epicranial plate（54）It is installed in joint housing（51）Upper surface；It is described into
Whelk hole（511）, oil return screw hole（512）Respectively with from hydraulic system oil inlet pipe and oil return pipe connect, wherein joint housing
（51）Into oil ring groove（5111）, rotation axis（52）The horizontal oil duct of shaft（523）, the straight oil duct of shaft（521）Oil inlet pipe is formed,
Joint housing（51）Oil return annular groove（5121）, rotation axis（52）The horizontal oil duct of shaft（523’）, shaft internal oil channel（521’）Shape
At oil return line；
The positioning plate（53）Pass through the upper end straight hook（531）It is placed in hydraumatic swivel joint（5）Joint housing（51）Outer wall
Enclosure slot（515）It is interior, and pass through the mounting hole in its underpart（532）In be screwed bolt in slip casting swivel joint（6）Connect
It is covered on head（61）Fixing threaded hole（618）And it is covered on connector（61）Outer wall be relatively fixed, to by hydraumatic swivel joint（5）
With slip casting swivel joint（6）It links into an integrated entity.
2. swivel joint combination according to claim 1, it is characterised in that the hydraumatic swivel joint（5）Rotation axis
（52）Two interior straight oil ducts of shaft（521,521 '）Longitudinal center line and hydraulic pressure core pipe（21）Upper end connector（213）
Two top connection oil ducts（2131,2131 '）Longitudinal center line parallelism tolerance require be 0.08-0.10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810424790.4A CN108374420B (en) | 2018-05-07 | 2018-05-07 | Swivel joint combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810424790.4A CN108374420B (en) | 2018-05-07 | 2018-05-07 | Swivel joint combination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108374420A true CN108374420A (en) | 2018-08-07 |
| CN108374420B CN108374420B (en) | 2023-10-27 |
Family
ID=63033347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810424790.4A Active CN108374420B (en) | 2018-05-07 | 2018-05-07 | Swivel joint combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108374420B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084716A (en) * | 2019-12-23 | 2021-07-09 | 张英 | Water sand rotary joint and sand blasting gun |
| CN115637750A (en) * | 2022-10-17 | 2023-01-24 | 中铁工程机械研究设计院有限公司 | Rotary joint and double-wheel mill |
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| CN2628585Y (en) * | 2003-07-13 | 2004-07-28 | 曹兴明 | Grouting stirring enlarging bottom drilling rod central pump concrete pouring apparatus |
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| JP2012162928A (en) * | 2011-02-08 | 2012-08-30 | Sanwa Kiko Kk | Swivel device of excavator |
| CN203669735U (en) * | 2014-01-15 | 2014-06-25 | 邵金安 | Composite power pile work drilling machine |
| CN207062940U (en) * | 2017-04-27 | 2018-03-02 | 上海工程机械厂有限公司 | A kind of mixing pile drilling machine |
| CN107939299A (en) * | 2017-12-26 | 2018-04-20 | 上海广大基础工程有限公司 | A kind of drilling tool retaining frame with slip casting |
| CN208501691U (en) * | 2018-05-07 | 2019-02-15 | 上海广大基础工程有限公司 | A kind of swivel joint combination |
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2018
- 2018-05-07 CN CN201810424790.4A patent/CN108374420B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2628585Y (en) * | 2003-07-13 | 2004-07-28 | 曹兴明 | Grouting stirring enlarging bottom drilling rod central pump concrete pouring apparatus |
| US20120195542A1 (en) * | 2011-01-27 | 2012-08-02 | National Oilwell Varco, L.P. | Oil-Sealed Mud Motor Bearing Assembly With Mud-Lubricated Off-Bottom Thrust Bearing |
| JP2012162928A (en) * | 2011-02-08 | 2012-08-30 | Sanwa Kiko Kk | Swivel device of excavator |
| CN203669735U (en) * | 2014-01-15 | 2014-06-25 | 邵金安 | Composite power pile work drilling machine |
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| CN107939299A (en) * | 2017-12-26 | 2018-04-20 | 上海广大基础工程有限公司 | A kind of drilling tool retaining frame with slip casting |
| CN208501691U (en) * | 2018-05-07 | 2019-02-15 | 上海广大基础工程有限公司 | A kind of swivel joint combination |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084716A (en) * | 2019-12-23 | 2021-07-09 | 张英 | Water sand rotary joint and sand blasting gun |
| CN115637750A (en) * | 2022-10-17 | 2023-01-24 | 中铁工程机械研究设计院有限公司 | Rotary joint and double-wheel mill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108374420B (en) | 2023-10-27 |
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