CN105570580A - Double-medium high-pressure rotating joint - Google Patents

Double-medium high-pressure rotating joint Download PDF

Info

Publication number
CN105570580A
CN105570580A CN201610035687.1A CN201610035687A CN105570580A CN 105570580 A CN105570580 A CN 105570580A CN 201610035687 A CN201610035687 A CN 201610035687A CN 105570580 A CN105570580 A CN 105570580A
Authority
CN
China
Prior art keywords
joint
ring
core pipe
bearing
main shaft
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.)
Granted
Application number
CN201610035687.1A
Other languages
Chinese (zh)
Other versions
CN105570580B (en
Inventor
朱利根
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd
Original Assignee
Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd filed Critical Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd
Priority to CN201610035687.1A priority Critical patent/CN105570580B/en
Publication of CN105570580A publication Critical patent/CN105570580A/en
Application granted granted Critical
Publication of CN105570580B publication Critical patent/CN105570580B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02Spray pistols; Apparatus for discharge
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/06Joints or fittings for double-walled or multi-channel pipes or pipe assemblies of the multiline swivel type, e.g. comprising a plurality of axially mounted modules

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints Allowing Movement (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

The invention relates to a double-medium high-pressure rotating joint. A main shaft is supported and arranged in a shell through a bearing assembly; a second core tube is arranged above the bearing assembly, and the lower end of the second core tube is spaced from the upper end of the bearing assembly through a first spacer bush; an upper blocking ring, a thrust ball bearing and a lower blocking ring are sequentially arranged in the core tube and sleeve the main shaft, and the upper blocking ring and the lower blocking ring cling to an upper seat ring and a lower seat ring of the thrust ball bearing; an upper seat is connected with the upper end of the shell, a first core tube is connected to the upper end of the main shaft, a connecting tube is arranged in an inner hole of the main shaft, the upper end of the connecting tube is connected with the lower end of the core tube through a first joint, and the lower end of the connecting tube is connected with a second joint; and a small cover is connected to the upper end of the upper seat, the upper end of the core tube extends into the small cover, the upper seat is provided with an air inlet joint, and a cement slurry port in the small cover is connected with a cement slurry joint assembly. By using the double-medium high-pressure rotating joint, mediums can be replaced or overlaid under the condition that a device is not replaced and parts are also not disassembled or replaced; in addition, double mediums can be simultaneously injected, so that the working time is shortened, and the work efficiency is increased.

Description

A kind of two medium chicksan
Technical field
The present invention relates to a kind of chicksan, specifically two medium chicksan, belong to the construction tool technical field in engineering machinery ground-based device.
Background technique
In foundation construction, sometimes water seepage prevention or consolidation process are carried out to soil layer, so can carry out determining spray, pendulum spray or rotary jet grouting in soil layer, reach the object of antiseepage, consolidated subsoil bearing capacity.And the shower nozzle of routine can only realize a kind of use of high-pressure medium mostly, when medium changed by needs time, need regulating device, sometimes need shutdown to reequip, therefore just extend the auxiliary time of construction, thus whole working efficiency is reduced.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of two medium chicksan is provided, its structure is rationally ingenious, when can be implemented in that more changing device does not need to change part yet, carry out replacing or the superposition of medium, and two medium can be realized inject simultaneously, save the operating time, drastically increase working efficiency.
According to technological scheme provided by the invention: a kind of two medium chicksan, is characterized in that: comprise tegillum, the first core pipe, the first seal ring, the seat of honour, the first hole back-up ring, the second seal ring, the first joint, the first oil sealing, the second hole back-up ring, upper baffle ring, thrust ball bearing, the second core pipe, the first spacer, lower baffle ring, housing, shaft block ring, the second oil sealing, lower cover, adapter, main shaft and the second joint; Described main shaft is arranged in housing by bearing unit supporting; Described bearing unit lower end outside is by shaft block ring and the spacing encapsulation of lower cover, and described lower cover is connected with housing lower end by screw thread, and the second oil sealing is housed between lower cover and main shaft; Described second core pipe is arranged on above bearing unit, second core pipe is accurately positioned in housing, first oil sealing is pressed into the second core Guan Bingyong second hole back-up ring and carries out axial limiting, second core pipe upper end, by being contained in the first hole retainer ring spacing on the inner hole wall of main shaft upper end, is separated by the first spacer be accurately positioned in housing between the second core pipe lower end and bearing unit upper end; Described upper baffle ring, thrust ball bearing and lower baffle ring to be from up to down arranged in turn in core pipe and to be enclosed within main shaft, and described upper baffle ring is close to the top race of thrust ball bearing, and described lower baffle ring is close to the bottom race of thrust ball bearing; The described seat of honour is connected with housing upper end by screw thread, is pressed with the second seal ring between the seat of honour and main shaft; Described first core pipe is threaded connection in main shaft upper end, described adapter is arranged in the endoporus of main shaft, adapter upper end is connected with core pipe lower end by the first joint, adapter lower end connects the second joint, all leaves gap and be interconnected between the outer wall of described first joint, adapter and the second joint and the inwall of main shaft; Described tegillum is threaded connection in upper end, the seat of honour, and tegillum inside is stretched in described core pipe upper end, is pressed with the first seal ring between core pipe and tegillum; The described seat of honour is provided with air input joint, the axial small through hole of circle and the gap area between the first joint and main shaft that described air input joint is provided with by core pipe; Described little covering is provided with cement slurry interface, and described cement slurry interface is inner to be communicated with first core pipe the inner, and cement slurry jointing is connected with cement slurry adapter assembly.
As a further improvement on the present invention, described bearing unit comprises clutch shaft bearing, the second spacer and the second bearing composition, described clutch shaft bearing and the second bearing all adopt deep groove ball bearing, are provided with the second spacer between clutch shaft bearing inner ring and the second bearing inner race, between clutch shaft bearing outer ring and the second bearing outer ring.
As a further improvement on the present invention, described first upper end of joint is press-fitted and is connected to the first core pipe lower end, is provided with O-ring seals between the first joint and the first core pipe; Described first joint lower end is press-fitted and is connected to adapter upper end, is provided with O-ring seals between the first joint and adapter.
As a further improvement on the present invention, described second joint is press-fitted and is connected to adapter lower end, is provided with O-ring seals between the second joint and adapter.
As a further improvement on the present invention, described cement slurry adapter assembly comprises elbow connection and straight joint, and described straight joint is threaded connection at the little cement slurry jointing covered, and described elbow connection is connected to the straight joint the other end.
As a further improvement on the present invention, the air input joint on the described seat of honour is threaded connection Pneumatic check valve.
As a further improvement on the present invention, on described housing, the position of corresponding thrust ball bearing is provided with grease fitting.
As a further improvement on the present invention, described first seal ring and the second seal ring all adopt v-ring.
compared with prior art, tool has the following advantages in the present invention:
(1), structure of the present invention is rationally ingenious, by carrying out ingehious design to inner body and seal construction, when can be implemented in that more changing device does not need to change part yet, carry out replacing or the superposition of medium, meet two kinds of working medium requirements of one's work simultaneously, and two medium can be realized inject simultaneously, save the operating time, drastically increase working efficiency.
(2), the present invention can use construction process more easily, shortens the operating time, improves efficiency of construction.
(3) connection, between each parts of the present invention have employed multi-sealing device, can realize better sealing effect; And described multi-sealing device does not affect the rotation of internal mandrel, existing rotation efficiency can be kept all the time.
(4), the present invention lost efficacy when inner sealing, and occur water leakage situation, current can be flowed out by through hole on housing and coupled core pipe, realize water leakage alarm.
(5), housing of the present invention is equipped with grease fitting, can adds lubricating grease to inside, the lubricating grease of injection, by swivel head internal void, can flow through three bearings, greatly improve the working life of bearing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the structural representation of main shaft in Fig. 1.
Fig. 3 is the structural front view of the first core pipe in Fig. 1.
Fig. 4 is the right elevation of Fig. 3.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the two medium chicksans in embodiment are primarily of elbow connection 1, straight joint 2, tegillum 3, first core pipe 4, first seal ring 5, Pneumatic check valve 6, the seat of honour 7, first hole back-up ring 8, second seal ring 9, first joint 10, first oil sealing 11, second hole back-up ring 12, upper baffle ring 13, thrust ball bearing 14, second core pipe 15, first spacer 16, lower baffle ring 17, clutch shaft bearing 18, second spacer 19, housing 20, second bearing 21, shaft block ring 22, second oil sealing 23, lower cover 24, adapter 25, main shaft 26, second joint 27, the compositions such as air input joint 28 and grease fitting 29.
As shown in Fig. 1 ~ Fig. 4, described main shaft 26 is arranged in housing 20 by bearing unit supporting; Described bearing unit lower end outside is by shaft block ring 22 and the spacing encapsulation of lower cover 24, and described lower cover 24 is connected with housing 20 lower end by screw thread, and the second oil sealing 23 is housed between lower cover 24 and main shaft 26; Described second core pipe 15 is arranged on above bearing unit, second core pipe 15 is accurately positioned in housing 20, first oil sealing 11 is pressed into the second core pipe 15 and carries out axial limiting with the second hole back-up ring 12, second core pipe 15 upper end is spacing by the first hole back-up ring 8 be contained on the inner hole wall of main shaft 26 upper end, is separated between the second core pipe 15 lower end and bearing unit upper end by the first spacer 16 be accurately positioned in housing 20; Described upper baffle ring 13, thrust ball bearing 14 and lower baffle ring 17 to be from up to down arranged in turn in core pipe and to be enclosed within main shaft 26, and the seat of honour 7 that described upper baffle ring 13 is close to thrust ball bearing 14 is enclosed, and described lower baffle ring 17 is close to the bottom race of thrust ball bearing 14; The described seat of honour 7 is connected with housing 20 upper end by screw thread, is pressed with the second seal ring 9 between the seat of honour 7 and main shaft 26; Described first core pipe 4 is threaded connection in main shaft 26 upper end, described adapter 25 is arranged in the endoporus of main shaft 26, adapter 25 upper end is connected with core pipe lower end by the first joint 10, adapter 25 lower end connects the second joint 27, all leaves gap and be interconnected between the outer wall of described first joint 10, adapter 25 and the second joint 27 and the inwall of main shaft 26; Described tegillum 3 is threaded connection in upper end, the seat of honour 7, and it is inner that tegillum 3 is stretched in described core pipe upper end, is pressed with the first seal ring 5 between core pipe and tegillum 3; The described seat of honour 7 is provided with air input joint 28, the axial small through hole 4a of circle and the gap area between the first joint 10 and main shaft 26 that described air input joint 28 is provided with by core pipe; Described tegillum 3 is provided with cement slurry interface, and described cement slurry interface is inner to be communicated with first core pipe 4 the inner, and cement slurry jointing is connected with cement slurry adapter assembly.
As shown in Figure 1, in the embodiment of the present invention, described bearing unit forms primarily of clutch shaft bearing 18, second spacer 19 and the second bearing 21, described clutch shaft bearing 18 and the second bearing 21 all adopt deep groove ball bearing, are provided with the second spacer 19 between clutch shaft bearing 18 inner ring and the second bearing 21 inner ring, between clutch shaft bearing 18 outer ring and the second bearing 21 outer ring.
As shown in Figure 1, in the embodiment of the present invention, described first joint 10 upper end is press-fitted and is connected to the first core pipe 4 lower end, is provided with O-ring seals between the first joint 10 and the first core pipe 4; Described first joint 10 lower end is press-fitted and is connected to adapter 25 upper end, is provided with O-ring seals between the first joint 10 and adapter 25.Described second joint 27 is press-fitted and is connected to adapter 25 lower end, is provided with O-ring seals between the second joint 27 and adapter 25.Described O-ring seals defines multi-sealed, and the sealing effect that both can realize, does not affect again the rotation of internal mandrel.
As shown in Figure 1, in the embodiment of the present invention, described cement slurry adapter assembly comprises elbow connection 1 and straight joint 2, and described straight joint 2 is threaded connection the cement slurry jointing on tegillum 3, and described elbow connection 1 is connected to straight joint 2 the other end.
As shown in Figure 1, in the embodiment of the present invention, the air input joint 28 on the described seat of honour 7 is threaded connection Pneumatic check valve 6, and described Pneumatic check valve 6 can prevent high pressure air from recoiling effectively.
As shown in Figure 1, in the embodiment of the present invention, on described housing 20, the position of corresponding thrust ball bearing 14 is provided with grease fitting 29.Can add lubricating grease by grease fitting 29 pairs of swivel joint inside like this, the lubricating grease of injection, by swivel joint internal void, can flow through three bearings, greatly improve the working life of bearing.Described first seal ring 5 and the second seal ring 9 all adopt v-ring, to improve sealing effect.
Working procedure of the present invention and working principle as follows:
During work, high pressure water mud injects from elbow connection 1, and the passage successively in straight joint 2, tegillum 3, first core pipe 4, first joint 10 and the second core pipe 15, finally ejects from the second joint 27.Pressurized air enters from Pneumatic check valve 6, and the axial small through hole 4a of a circle on air input joint 28 and the first core pipe 4 enters in the gap between the first joint 10 and main shaft 26, finally from the gap ejection between the second joint 27 and main shaft 26.Be provided with multi-sealed between passage due to two media, there is higher sealing, guarantee that each high-pressure medium does not leak outside and also do not gang up mutually.Achieve the object of spraying one or both high-pressure mediums in swivel joint and drilling rod rotary course individually or simultaneously.
Owing to being located by bearing unit between main shaft 26 and housing 20 and being connected, so be only connected to the main shaft 26 on drilling rod and the part in main shaft 26 rotates together during swivel joint work, all the other housing 20 grades are all stationary states, ensure that and the function that internals rotates separately also ensure that the safe and reliable of device.

Claims (8)

1. a two medium chicksan, it is characterized in that: comprise tegillum (3), first core pipe (4), first seal ring (5), the seat of honour (7), first hole is with back-up ring (8), second seal ring (9), first joint (10), first oil sealing (11), second hole is with back-up ring (12), upper baffle ring (13), thrust ball bearing (14), second core pipe (15), first spacer (16), lower baffle ring (17), housing (20), shaft block ring (22), second oil sealing (23), lower cover (24), adapter (25), main shaft (26) and the second joint (27), described main shaft (26) is arranged in housing (20) by bearing unit supporting, described bearing unit lower end outside is by shaft block ring (22) and lower cover (24) spacing encapsulation, and described lower cover (24) is connected with housing (20) lower end by screw thread, and the second oil sealing (23) is housed between lower cover (24) and main shaft (26), described second core pipe (15) is arranged on above bearing unit, second core pipe (15) is accurately positioned in housing (20), first oil sealing (11) is pressed into the second core pipe (15) and carries out axial limiting with the second hole back-up ring (12), second core pipe (15) upper end is spacing by the first hole back-up ring (8) be contained on the inner hole wall of main shaft (26) upper end, is separated between the second core pipe (15) lower end and bearing unit upper end by the first spacer (16) be accurately positioned in housing (20), described upper baffle ring (13), thrust ball bearing (14) and lower baffle ring (17) to be from up to down arranged in turn in core pipe and to be enclosed within main shaft (26), described upper baffle ring (13) is close to the seat of honour (7) circle of thrust ball bearing (14), and described lower baffle ring (17) is close to the bottom race of thrust ball bearing (14), the described seat of honour (7) is connected with housing (20) upper end by screw thread, is pressed with the second seal ring (9) between the seat of honour (7) and main shaft (26), described first core pipe (4) is threaded connection in main shaft (26) upper end, described adapter (25) is arranged in the endoporus of main shaft (26), adapter (25) upper end is connected with core pipe lower end by the first joint (10), adapter (25) lower end connects the second joint (27), described first joint (10), adapter (25) and all leave gap between the outer wall of the second joint (27) and the inwall of main shaft (26) and be interconnected, described tegillum (3) is threaded connection in the seat of honour (7) upper end, and it is inner that tegillum (3) is stretched in described core pipe upper end, is pressed with the first seal ring (5) between core pipe and tegillum (3), the described seat of honour (7) is provided with air input joint (28), the axial small through hole of circle (4a) and the gap area between the first joint (10) and main shaft (26) that described air input joint (28) is provided with by core pipe, described tegillum (3) is provided with cement slurry interface, and described cement slurry interface is inner to be communicated with first core pipe (4) the inner, and cement slurry jointing is connected with cement slurry adapter assembly.
2. two medium chicksan as claimed in claim 1, it is characterized in that: described bearing unit comprises clutch shaft bearing (18), the second spacer (19) and the second bearing (21) composition, described clutch shaft bearing (18) and the second bearing (21) all adopt deep groove ball bearing, are provided with the second spacer (19) between clutch shaft bearing (18) inner ring and the second bearing (21) inner ring, between clutch shaft bearing (18) outer ring and the second bearing (21) outer ring.
3. two medium chicksan as claimed in claim 1, is characterized in that: described first joint (10) upper end is press-fitted and is connected to the first core pipe (4) lower end, is provided with O-ring seals between the first joint (10) and the first core pipe (4); Described first joint (10) lower end is press-fitted and is connected to adapter (25) upper end, is provided with O-ring seals between the first joint (10) and adapter (25).
4. two medium chicksan as claimed in claim 1, is characterized in that: described second joint (27) is press-fitted and is connected to adapter (25) lower end, is provided with O-ring seals between the second joint (27) and adapter (25).
5. two medium chicksan as claimed in claim 1, it is characterized in that: described cement slurry adapter assembly comprises elbow connection (1) and straight joint (2), described straight joint (2) is threaded connection the cement slurry jointing on tegillum (3), and described elbow connection (1) is connected to straight joint (2) the other end.
6. two medium chicksan as claimed in claim 1, is characterized in that: the air input joint (28) on the described seat of honour (7) is threaded connection Pneumatic check valve (6).
7. two medium chicksan as claimed in claim 1, is characterized in that: the position of the upper corresponding thrust ball bearing (14) of described housing (20) is provided with grease fitting (29).
8. two medium chicksan as claimed in claim 1, is characterized in that: described first seal ring (5) and the second seal ring (9) all adopt v-ring.
CN201610035687.1A 2016-01-19 2016-01-19 A kind of pair of medium chicksan Active CN105570580B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610035687.1A CN105570580B (en) 2016-01-19 2016-01-19 A kind of pair of medium chicksan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610035687.1A CN105570580B (en) 2016-01-19 2016-01-19 A kind of pair of medium chicksan

Publications (2)

Publication Number Publication Date
CN105570580A true CN105570580A (en) 2016-05-11
CN105570580B CN105570580B (en) 2017-11-03

Family

ID=55881037

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610035687.1A Active CN105570580B (en) 2016-01-19 2016-01-19 A kind of pair of medium chicksan

Country Status (1)

Country Link
CN (1) CN105570580B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106493012A (en) * 2016-12-12 2017-03-15 广州轻机机械设备有限公司 rotary distribution apparatus
CN106593321A (en) * 2016-12-29 2017-04-26 江苏省无锡探矿机械总厂有限公司 Large-drift-diameter high-pressure rotation joint used for drilling machine
CN107339534A (en) * 2017-08-03 2017-11-10 无锡市艾可密封技术有限公司 A kind of high speed and high pressure liquid cyclone adapter
CN111779904A (en) * 2020-06-04 2020-10-16 付贤安 Hydraulic rotary joint for rotation of excavator

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69002382T2 (en) * 1989-04-25 1994-01-05 Kobe Steel Ltd Slewing ring.
CN1942249A (en) * 2004-04-08 2007-04-04 诺信公司 Liquid dispensing valve and method with improved stroke length calibration and fluid fittings
CN2938514Y (en) * 2006-04-18 2007-08-22 重庆大江工业(集团)有限责任公司 Center of gyration of high-altitude operation car
CN201133532Y (en) * 2007-11-29 2008-10-15 湖北三江航天万山特种车辆有限公司 Multichannel heavy pressure swiveling joint
EP1832795A4 (en) * 2004-12-22 2009-01-21 Surpass Ind Co Ltd Rotary joint and housing segments of rotary joint
CN102661464A (en) * 2012-02-14 2012-09-12 徐州徐工随车起重机有限公司 Dual-purpose central rotary joint for hydraulic oil and gas
CN203463846U (en) * 2013-08-29 2014-03-05 福建省闽旋科技股份有限公司 Split double bracing type rotating joint
CN103758130A (en) * 2014-01-22 2014-04-30 江苏省无锡探矿机械总厂有限公司 Multi-medium ultrahigh pressure nozzle
CN204626390U (en) * 2015-04-02 2015-09-09 无锡市安曼工程机械有限公司 A kind of drilling tool current divider for quadruple high-pressure rotary-spray
CN205402022U (en) * 2016-01-19 2016-07-27 江苏省无锡探矿机械总厂有限公司 Two media high pressure rotary joint

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69002382T2 (en) * 1989-04-25 1994-01-05 Kobe Steel Ltd Slewing ring.
CN1942249A (en) * 2004-04-08 2007-04-04 诺信公司 Liquid dispensing valve and method with improved stroke length calibration and fluid fittings
EP1832795A4 (en) * 2004-12-22 2009-01-21 Surpass Ind Co Ltd Rotary joint and housing segments of rotary joint
CN2938514Y (en) * 2006-04-18 2007-08-22 重庆大江工业(集团)有限责任公司 Center of gyration of high-altitude operation car
CN201133532Y (en) * 2007-11-29 2008-10-15 湖北三江航天万山特种车辆有限公司 Multichannel heavy pressure swiveling joint
CN102661464A (en) * 2012-02-14 2012-09-12 徐州徐工随车起重机有限公司 Dual-purpose central rotary joint for hydraulic oil and gas
CN203463846U (en) * 2013-08-29 2014-03-05 福建省闽旋科技股份有限公司 Split double bracing type rotating joint
CN103758130A (en) * 2014-01-22 2014-04-30 江苏省无锡探矿机械总厂有限公司 Multi-medium ultrahigh pressure nozzle
CN204626390U (en) * 2015-04-02 2015-09-09 无锡市安曼工程机械有限公司 A kind of drilling tool current divider for quadruple high-pressure rotary-spray
CN205402022U (en) * 2016-01-19 2016-07-27 江苏省无锡探矿机械总厂有限公司 Two media high pressure rotary joint

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106493012A (en) * 2016-12-12 2017-03-15 广州轻机机械设备有限公司 rotary distribution apparatus
CN106593321A (en) * 2016-12-29 2017-04-26 江苏省无锡探矿机械总厂有限公司 Large-drift-diameter high-pressure rotation joint used for drilling machine
CN107339534A (en) * 2017-08-03 2017-11-10 无锡市艾可密封技术有限公司 A kind of high speed and high pressure liquid cyclone adapter
CN107339534B (en) * 2017-08-03 2023-02-10 无锡市艾可密封技术有限公司 High-speed high-pressure liquid-gas rotary joint
CN111779904A (en) * 2020-06-04 2020-10-16 付贤安 Hydraulic rotary joint for rotation of excavator
CN111779904B (en) * 2020-06-04 2021-09-28 山东恒旺集团有限公司 Hydraulic rotary joint for rotation of excavator

Also Published As

Publication number Publication date
CN105570580B (en) 2017-11-03

Similar Documents

Publication Publication Date Title
CN105570580A (en) Double-medium high-pressure rotating joint
CN112628607B (en) Fracturing high-low pressure manifold system with prying at bottom of large-drift-diameter bypass manifold
CN106150500A (en) Ultrahigh pressure bores, expands, cuts integrated apparatus
CN102619469B (en) Device for hole drilling, seam cutting and pressure relief of coal seam
CN214247296U (en) Large-drift-diameter bypass manifold structure
CN113882855B (en) Plug-in type high-low voltage accurate switching slotting machine, slotting device and use method
CN102758602B (en) Concentric tube hydraulic piston drainage and extraction device and method for coal-bed gas well
CN101824965B (en) Hydraulic pulse cavitating jet generation device
CN205189826U (en) Well -flushing sand washing device
CN204984334U (en) Rotary blowout preventer
CN205402022U (en) Two media high pressure rotary joint
CN203891809U (en) Gas faucet for drilling rig and deep-well drilling rig
CN105332675A (en) Well clean-up sand washing device and method
CN205297350U (en) From booster -type PDC drill bit
CN204002705U (en) Milling formula water injection well descaler
CN108266140B (en) Suction type vortex well flushing device
CN203571047U (en) Tube pushing bench spindle sealing structure achieved in center shaft bearing mode
CN214363463U (en) Integral multipurpose swivel joint
CN113216856B (en) Rotary spraying type in-situ repairing drilling tool
CN204899858U (en) Radial well plain type recycle valve
CN204851083U (en) A rotary seal connects for hydraulic flushing in hole
CN104453910B (en) Freezing pipe device under a kind of tiltedly freezing hole
CN101338651B (en) Pre-mixed abrasive high pressure water-jet system rotary pipe joint structure
CN204372404U (en) Hydraulic pressure low pressure big orifice swivel joint
CN206487423U (en) A kind of swivel joint for horizontal directional drilling machine

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant