CN109681133A - High-strength leakage-proof rotary joint device for rotary jet reaming of spiral pile machine - Google Patents
High-strength leakage-proof rotary joint device for rotary jet reaming of spiral pile machine Download PDFInfo
- Publication number
- CN109681133A CN109681133A CN201910046312.9A CN201910046312A CN109681133A CN 109681133 A CN109681133 A CN 109681133A CN 201910046312 A CN201910046312 A CN 201910046312A CN 109681133 A CN109681133 A CN 109681133A
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- China
- Prior art keywords
- diverter
- fixing sleeve
- steering gear
- bearing
- rotary joint
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims abstract description 18
- 238000005507 spraying Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 210000002421 cell wall Anatomy 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 239000002002 slurry Substances 0.000 abstract description 8
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000006978 adaptation Effects 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 238000013517 stratification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The utility model provides a spiral stake machine spouts reaming high strength leak protection type rotary joint device soon, system has the ring channel and steering gear and cover to establish sealed fixed cover in the steering gear middle part and rotate to be connected on steering gear middle part outer peripheral wall in steering gear middle part, the upper and lower both ends in the inside L shape hole of steering gear are located the lower ladder terminal surface of ring channel cell surface and steering gear respectively, system has the screw hole that corresponds and communicate with the ring channel position on the fixed cover lateral wall and links firmly with the screw hole adaptation with the joint of outside pipeline intercommunication, L shape hole lower extreme links firmly through coupling and the high-pressure tube that sets up and lead to the drilling rod lower extreme along drilling rod length direction. The steering gear support device has good support strength for the steering gear, has small friction with the fixed sleeve, effectively avoids the phenomenon of deflection and play of the steering gear caused by serious abrasion between the fixed sleeve and the steering gear, eliminates the water leakage phenomenon, ensures the working pressure of high-pressure water or high-pressure slurry in the high-pressure pipe, prolongs the service life of the rotary joint device, and greatly reduces the failure rate.
Description
Technical field
The invention belongs to constructional engineering machinery technical fields, and in particular to a kind of screw pile machine whirl spraying reaming is anti-with high intensity
Leakage type rotary joint device.
Background technique
With the fast development of infrastructure, high-rise building monomer is more and more, stake and support pile based on bored concrete pile
It is the primary structural member of ground foundation engineering, screw rod pile is the basic piling construction technique of prevalence recent years, and use is dedicated
The drilling rod with thread mechanism is driven underground under the effect of powerful torque for screw rod pile construction equipment, during retracting,
Threaded hole, while concrete perfusion are generated, screw rod pile is ultimately formed；And in foundation pile piling construction, due to each department geology
Structure is different and complicated, when carrying out geological exploration, the structure of a variety of geological stratification superpositions can be surveyed often, when screw pile machine is made
When for stone layer, since, there are gap, top rock layers loosely, and have between the rock layers stone of lower part between the rock layers stone of top
The filling of the fineves such as erratic boulder and sand, its underpart rock layers are relatively sturdy, secured, and when drill bit is drilled into lower layer's rock layers, resistance is larger, drill bit
Requirement herein is not achieved in the torque for stopping drilling rod in addition of place's stone, causes screw rod pile machine to break down or because that need to shut down exclusion
Stone and constructed using other construction equipments so that drilling depth is obstructed, construction efficiency is influenced, in addition, encountering a large amount of hard gravels
When the geological condition of rock layers, drill bit can not almost be crept into, and slowly drill bit can only be leaned on to be ground gravel layer, make a call to a stake holes very
Extremely the chisel edge of screw rod pile machine can all be ground bald；And when being drilled into layer of sand, due to having biggish bearing capacity after layer of sand consolidation,
Traditional layer of sand boring method is first to dig a pit, hole, etc., later from water pipe to hole inner water-supply after punched, such method one side water consumption
Measure it is larger, another aspect layer of sand liquefaction after there are insecurity factors, working efficiency is low, complex procedures.
In view of the above-mentioned problems, high pressure water or high pressure slurries can be introduced into stake holes to stake holes inner wall according to geological stratification structure
Reinforcing or expanding treatment are carried out, to reduce different geological stratifications piling difficulty, Patent No. 201720057018.4, patent name
In patent document for " the long spire stake machine with the Counterboring apparatus that spins ", disclose extraneous high pressure water or the introducing of high pressure slurries
The Counterboring apparatus that spins of drilling rod bottom, this structure China and foreign countries snare is mounted in the fitting body connecting with power head, on the inner wall of outer ring
Annular groove is directed at connection with the C-shaped aperture being formed in the middle part of connector body sidewall, C-shaped aperture lower end and is installed on drilling rod and is passed through above drill bit
High-voltage tube connection, extraneous high pressure water or high pressure slurries passed into drilling rod lower end through annular groove, C-shaped aperture and high-voltage tube to realize,
But in this structure, outer ring and fitting body are directly socketed in one, are sealed by sealing ring, bonding strength and stabilization between the two
Property is poor, and at work, since fitting body is rotated synchronously with power head, and outer ring does not rotate, therefore, between fitting body and outer ring
Frictional force is larger, and with the increase of working time, abrasion between the two is increased with it, on the one hand, the two junction is because of abrasion
Play is easy to happen after training off, on the other hand, sealing between the two is easy to happen failure, the phenomenon that leak occurs, and abrasion is tight
Weight, it will seriously affect piling progress, in view of the above-mentioned problems, it is necessary to improve.
Summary of the invention
Present invention solves the technical problem that: a kind of high-intensitive Anti-leakage type rotary joint dress of screw pile machine whirl spraying reaming is provided
It sets, using diverter rotational support in the sealed connection mode in fixing sleeve, it is same to realize that power head is transmitted with drilling rod driving force
When, by external high pressure water or high-pressure slurry through fixing sleeve and diverter switching in being arranged along run of steel direction and pass under drilling rod
It is good to the support strength of diverter on the high-voltage tube at end, it rubs with fixing sleeve small, effectively prevents grinding between fixing sleeve and diverter
The phenomenon that diverter that damage is serious and occurs trains off play eliminates drainage, guarantees high pressure water or high-pressure slurry in high-voltage tube
Operating pressure, improve the service life of rotary joint device, failure rate substantially reduces.
The technical solution adopted by the present invention: the high-intensitive Anti-leakage type rotary joint device of screw pile machine whirl spraying reaming, including
The diverter of the fixing sleeve and hollow stepped shaft structure that are connected with power head holder is formed in the middle part of the diverter on outer circle wall
Annular groove and diverter are rotatablely connected with the fixing sleeve being sealed in the middle part of diverter is arranged, and are formed with L shape hole inside the diverter
And the upper and lower ends in L shape hole are located on the downstairs end face of annular groove groove face and diverter, are made on the fixing sleeve side wall
There is threaded hole that is corresponding with annular groove location and being connected to and be adapted to the connector of external pipe connection with threaded hole and is connected, described turn
It is connect to device upper end by connecting flange I with power head, and diverter lower end is fixedly connected by connecting flange II with drilling rod, institute
State L shape hole lower end by pipe fitting be arranged along run of steel direction and pass to drilling rod lower end high-voltage tube it is connected.
Wherein, the diverter is by bearing I and II rotational support of bearing in fixing sleeve and on fixing sleeve inner wall
And the multiple sealing rings for being located at annular groove upper and lower seal diverter and fixing sleeve junction.
Further, the inner ring of the bearing I and bearing II and diverter middle part are interference fitted and outside bearing I and bearing II
Circle is solid on diverter downstairs end face and upper ladder end face respectively with the mounting hole transition fit of fixing sleeve upper/lower terminal
Surely there is the end cap that bearing I and bearing II are positioned and sealed.
Further, the diverter upper and lower ends are connect by general flat key with connecting flange I and connecting flange II, and
By being fixed on the locating plate in diverter upper and lower ends portion respectively to II axially position of connecting flange I and connecting flange, described turn
The positioning hole of connecting flange I and connecting flange II is located to the locating plate in device upper and lower ends portion and is butted on positioning hole end surface
On.
Further, layers of chrome is coated in outer circle wall and annular groove groove wall in the middle part of the diverter.
Further, fixing sleeve outer wall two sides are fixed with engaging lug and power head holder is solid by pull rod and engaging lug
Being connected for fixing sleeve and power head holder is realized after even.
The present invention compared with prior art the advantages of:
1, the technical program passes through bearing I and bearing II for diverter rotational support in fixing sleeve, improves diverter
Support strength, reduce the friction between diverter and fixing sleeve, effectively prevent because diverter and the abrasion of fixed inner room are tight
The phenomenon that diverter that is heavy and occurring trains off play；
2, the technical program is located at the close of 3 upper and lower of annular groove by respectively adding three in diverter and fixing sleeve junction
Seal improves the sealing performance of fixing sleeve and diverter junction, good leak-proof effect；
3, the technical program is coated with layers of chrome in outer circle wall and annular groove groove wall in the middle part of the diverter, increases steering
The hardness of device middle part and annular groove groove wall, increases the wearability of diverter Yu fixing sleeve junction, improves rotary joint
Whole service life solves fixing sleeve and diverter junction is worn and the seepy question of appearance；
4, the technical program structure is simple, and design rationally, reduces the failure rate of rotary joint device, with higher to push away
Wide application value.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is A-A cross-sectional view in Fig. 1.
Specific embodiment
1-2 describes a kind of embodiment of the invention with reference to the accompanying drawing.
The high-intensitive Anti-leakage type rotary joint device of screw pile machine whirl spraying reaming, including the fixation being connected with power head holder
The diverter 1 of set 2 and hollow stepped shaft structure, annular groove 3 is formed on the 1 middle part outer circle wall of diverter and diverter 1 with
It is arranged the rotation connection of fixing sleeve 2 for being sealed in 1 middle part of diverter, specifically, the diverter 1 passes through bearing I 11 and bearing II
12 rotational supports will turn in multiple sealing rings 13 in fixing sleeve 2 and on 2 inner wall of fixing sleeve and positioned at 3 upper and lower of annular groove
It is sealed to device 1 and 2 junction of fixing sleeve, such connection type, on the one hand reduces rubbing for diverter 1 and 2 junction of fixing sleeve
Wipe power, on the other hand improve the support strength of diverter 1, effectively prevent because between diverter 1 and fixing sleeve 2 serious wear due to
The phenomenon that diverter 1 of appearance trains off play improves the sealing performance of 1 junction of fixing sleeve 2 and diverter, leak preventing effect
It is good；The upper and lower ends that L shape hole 4 and L shape hole 4 are formed with inside the diverter 1 are located at 3 groove face of annular groove and diverter 1
On downstairs end face 5, threaded hole 6 that is corresponding with 3 position of annular groove and being connected to and and exterior tube are formed on 2 side wall of fixing sleeve
The connector 7 of road connection is adapted to threaded hole 6 to be connected, and 1 upper end of diverter is connect by connecting flange I 8 with power head, and is turned
It is fixedly connected to 1 lower end of device by connecting flange II 9 with drilling rod, 4 lower end of L shape hole is by pipe fitting 14 and along run of steel
Direction be arranged and pass to drilling rod lower end high-voltage tube be connected, wherein 14 upper end of pipe fitting pass through downstairs end face 5 on end cap 16
After be fixed on 4 lower end of L shape hole, 14 lower end of pipe structure and high-voltage tube upper end are connected, and high pressure water or high-pressure slurry pass through external pipe
Through in connector 7 and pit 6 to annular groove 3, high pressure water or high-pressure slurry in annular groove 3 are sent by L shape hole 4 and pipe fitting 14 to edge
Run of steel direction is arranged and passes in the high-voltage tube of drilling rod lower end.
Specifically, interference fit and bearing I 11 and axis in the middle part of the inner ring of the bearing I 11 and bearing II 12 and diverter 1
Hold mounting hole transition fit of II 12 outer rings respectively with 2 upper/lower terminal of fixing sleeve, the 1 downstairs end face 5 of diverter and upper rank
The end cap 16 that bearing I 11 and bearing II 12 are positioned and sealed is fixed on terraced end face 15, by adding end cap 16, on the one hand just
In adding lubricating oil into bearing I 11 and bearing II 12, on the other hand, the profit being added in bearing I 11 and bearing II 12 can be prevented
Lubricating oil drops out, and prevents impurity from entering inside bearing I 11 and bearing II 12, influences the service life of bearing I 11 and bearing II 12；
Specifically, 1 upper and lower ends of diverter are connect by general flat key with connecting flange I 8 and connecting flange II 9, and by solid
Due to 1 upper and lower ends portion of diverter locating plate 17 respectively to II 9 axially position of connecting flange I 8 and connecting flange, the steering
The locating plate 17 in 1 upper and lower ends portion of device is located in the location hole 18 of connecting flange I 8 and connecting flange II 9 and is butted on positioning
On 18 end face of hole, it is connect respectively with power head flange and drilling rod convenient for connecting flange I 8 and connecting flange II 9；Specifically, described
It is coated with layers of chrome on 1 middle part outer circle wall of diverter and 3 cell wall of annular groove, increases 1 middle part of diverter and 3 slot of annular groove
The hardness of wall increases the wearability of diverter 1 Yu 2 junction of fixing sleeve, improves the service life of rotary joint entirety, solution
The certainly seepy question that fixing sleeve 2 occurs with the abrasion of 1 junction of diverter；Specifically, the 2 outer wall two sides of fixing sleeve are fixed with
Engaging lug 10 and power head holder realize being connected for fixing sleeve 2 and power head holder after being connected by pull rod and engaging lug 10.
Above-described embodiment, only presently preferred embodiments of the present invention, is not intended to limit the invention practical range, therefore all with this
The equivalence changes that content described in invention claim is done should all be included within scope of the invention as claimed.
Claims (6)
1. the high-intensitive Anti-leakage type rotary joint device of screw pile machine whirl spraying reaming, it is characterised in that: including with power head holder
The diverter (1) of connected fixing sleeve (2) and hollow stepped shaft structure is formed with ring on outer circle wall in the middle part of the diverter (1)
Shape slot (3) and diverter (1) are rotatablely connected with the fixing sleeve (2) being sealed in the middle part of diverter (1) is arranged, the diverter (1)
The upper and lower ends that inside is formed with L shape hole (4) and L shape hole (4) are located at the downstairs of annular groove (3) groove face and diverter (1)
On end face (5), be formed on fixing sleeve (2) side wall it is corresponding with annular groove (3) position and be connected to threaded hole (6) and with outside
The connector (7) of pipeline connection is adapted to threaded hole (6) to be connected, and diverter (1) upper end passes through connecting flange I (8) and power
Head connection, and diverter (1) lower end is fixedly connected by connecting flange II (9) with drilling rod, L shape hole (4) lower end passes through pipe
Connector (14) be arranged along run of steel direction and pass to drilling rod lower end high-voltage tube it is connected.
2. screw pile machine whirl spraying reaming according to claim 1 is existed with high-intensitive Anti-leakage type rotary joint device, feature
In: the diverter (1) in fixing sleeve (2) and is set to fixing sleeve (2) by bearing I (11) and bearing II (12) rotational support
Multiple sealing rings (13) on inner wall and positioned at annular groove (3) upper and lower seal diverter (1) and fixing sleeve (2) junction.
3. screw pile machine whirl spraying reaming according to claim 2 is existed with high-intensitive Anti-leakage type rotary joint device, feature
In: interference fit and bearing I (11) and bearing II in the middle part of the inner ring of the bearing I (11) and bearing II (12) and diverter (1)
(12) the outer ring mounting hole transition fit with fixing sleeve (2) upper/lower terminal respectively, diverter (1) the downstairs end face (5) and
The end cap (16) that bearing I (11) and bearing II (12) are positioned and sealed is fixed on upper ladder end face (15).
4. the high-intensitive Anti-leakage type rotary joint device of screw pile machine whirl spraying reaming according to claim 1 or 2 or 3,
Be characterized in that: diverter (1) upper and lower ends are connect by general flat key with connecting flange I (8) and connecting flange II (9),
And the locating plate (17) by being fixed on diverter (1) upper and lower ends portion is respectively to connecting flange I (8) and connecting flange II (9)
The locating plate (17) of axially position, diverter (1) the upper and lower ends portion is located at connecting flange I (8) and connecting flange II
(9) it in location hole (18) and is butted on location hole (18) end face.
5. the high-intensitive Anti-leakage type rotary joint device of screw pile machine whirl spraying reaming according to claim 1 or 2 or 3 or 4,
It is characterized by: being coated with layers of chrome on outer circle wall and annular groove (3) cell wall in the middle part of the diverter (1).
6. screw pile machine whirl spraying reaming according to claim 5 is existed with high-intensitive Anti-leakage type rotary joint device, feature
In: fixing sleeve (2) the outer wall two sides are fixed with engaging lug (10) and power head holder is connected by pull rod and engaging lug (10)
Being connected for fixing sleeve (2) and power head holder is realized afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046312.9A CN109681133A (en) | 2019-01-18 | 2019-01-18 | High-strength leakage-proof rotary joint device for rotary jet reaming of spiral pile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046312.9A CN109681133A (en) | 2019-01-18 | 2019-01-18 | High-strength leakage-proof rotary joint device for rotary jet reaming of spiral pile machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109681133A true CN109681133A (en) | 2019-04-26 |
Family
ID=66193519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046312.9A Pending CN109681133A (en) | 2019-01-18 | 2019-01-18 | High-strength leakage-proof rotary joint device for rotary jet reaming of spiral pile machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109681133A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10327723B3 (en) * | 2003-06-16 | 2004-10-07 | Mannesmannröhren-Werke Ag | Rotary joint introducing coolant into roller carrying continuous casting, includes flanges around guide tube defining annular cavity for ring seal |
| WO2008087785A1 (en) * | 2007-01-15 | 2008-07-24 | Tsudakoma Kogyo Kabushikikaisha | Indexing device for machine tools |
| CN201202399Y (en) * | 2007-10-31 | 2009-03-04 | 中国南车集团北京机车车辆机械厂 | Main shaft of top drive drilling device |
| CN201671559U (en) * | 2010-03-15 | 2010-12-15 | 上海管易地下管线工程技术有限公司 | Packing type slurry rotating joint |
| CN206396745U (en) * | 2017-01-17 | 2017-08-11 | 陕西隆极机械设备有限公司 | Long spire stake machine with the Counterboring apparatus that spins |
| CN208117543U (en) * | 2018-02-11 | 2018-11-20 | 上汽通用五菱汽车股份有限公司 | A kind of engine cylinder hole honing driving head device |
| CN209430126U (en) * | 2019-01-18 | 2019-09-24 | 刘录怀 | High-strength anti-leakage rotary joint device for rotary spraying and reaming of screw pile machine |
-
2019
- 2019-01-18 CN CN201910046312.9A patent/CN109681133A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10327723B3 (en) * | 2003-06-16 | 2004-10-07 | Mannesmannröhren-Werke Ag | Rotary joint introducing coolant into roller carrying continuous casting, includes flanges around guide tube defining annular cavity for ring seal |
| WO2008087785A1 (en) * | 2007-01-15 | 2008-07-24 | Tsudakoma Kogyo Kabushikikaisha | Indexing device for machine tools |
| CN201202399Y (en) * | 2007-10-31 | 2009-03-04 | 中国南车集团北京机车车辆机械厂 | Main shaft of top drive drilling device |
| CN201671559U (en) * | 2010-03-15 | 2010-12-15 | 上海管易地下管线工程技术有限公司 | Packing type slurry rotating joint |
| CN206396745U (en) * | 2017-01-17 | 2017-08-11 | 陕西隆极机械设备有限公司 | Long spire stake machine with the Counterboring apparatus that spins |
| CN208117543U (en) * | 2018-02-11 | 2018-11-20 | 上汽通用五菱汽车股份有限公司 | A kind of engine cylinder hole honing driving head device |
| CN209430126U (en) * | 2019-01-18 | 2019-09-24 | 刘录怀 | High-strength anti-leakage rotary joint device for rotary spraying and reaming of screw pile machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190426 |