CN109973742A - The production method of the rotary joint and rotary joint of anchoring system - Google Patents
The production method of the rotary joint and rotary joint of anchoring system Download PDFInfo
- Publication number
- CN109973742A CN109973742A CN201910100458.7A CN201910100458A CN109973742A CN 109973742 A CN109973742 A CN 109973742A CN 201910100458 A CN201910100458 A CN 201910100458A CN 109973742 A CN109973742 A CN 109973742A
- Authority
- CN
- China
- Prior art keywords
- annular
- canister
- circular trough
- wearing layer
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0808—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
- F16L27/0824—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0849—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid being turned through an angle when passing from one joint element to another
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
Abstract
The invention discloses the production methods of a kind of rotary joint of anchoring system and rotary joint, belong to field of ship equipment.The annular groove being oppositely arranged is offered on the circular trough of the lower tube body of the annular canister and rotary joint of the upper tube body of rotary joint, the abrasion-proof structure including annular matrix and annular wearing layer is provided in annular groove, annular matrix is located in annular groove, and annular wearing layer is co-axially located in the annular installing port on annular matrix.And sealing ring is folded between the annular wearing layer on the annular wearing layer in annular canister and circular trough.This set is by the friction transfer between the outer wall and sealing ring of annular canister between annular wearing layer and sealing ring, avoiding annular canister from being improved the service life of annular canister by direct friction damage.
Description
Technical field
The present invention relates to field of ship equipment, in particular to the production of the rotary joint and rotary joint of a kind of anchoring system
Method.
Background technique
Anchoring system is as marine transit terminal, for large ship mooring and handling crude oil.Anchoring system generally includes
One floating drum, the rotary joint and hose being arranged on floating drum, rotary joint is for connecting hose and floating drum, anchoring system work
When crude oil floating drum and hose can be flowed to from ship, and flow to land via hose.Current rotary joint includes upper tube body under
Tube body.It is rotatablely connected between lower tube body on upper tube body, annular canister is provided on upper tube body, is provided with circular trough on lower tube body,
Annular canister is coaxially plugged in circular trough, and sealing ring is provided between the outer wall of annular canister and the side wall of circular trough and realizes sealing.
When rotary joint works normally, there is also rotation, the outer walls and annular of annular canister for annular canister opposed annular groove
Between the side wall of groove, especially there are biggish frictions, the presence and friction of friction to bring for the outer wall Yu sealing ring of annular canister
High temperature and crude oil corrosion, have the service life that annular canister in rotary joint is influenced compared with lossy to annular canister.
Summary of the invention
The embodiment of the invention provides the production method of the rotary joint of anchoring system and rotary joint, solve to improve current
The service life of annular canister in rotary joint.The technical solution is as follows:
The embodiment of the invention provides a kind of rotary joint of anchoring system, the rotary joint includes the upper of rotation connection
Tube body and lower tube body are provided with annular canister on the upper tube body, circular trough are provided on the lower tube body, the annular canister is coaxial
It is plugged in the circular trough,
Coaxial annular groove, the annular groove in the annular canister are offered in the annular canister and the circular trough
It is oppositely arranged with the annular groove on the circular trough, the annular groove in the annular canister and the annular on the circular trough are recessed
Abrasion-proof structure is provided in slot, the abrasion-proof structure includes annular matrix and annular wearing layer, and the annular matrix is coaxially set
It sets in the annular groove, annular installing port, the annular wearing layer coaxial arrangement is coaxially offered on the annular matrix
In the annular installing port, sealing ring is additionally provided in the annular installing port of the annular matrix on the circular trough, it is described close
Seal is folded between the annular wearing layer on the annular wearing layer and the lower tube body on the upper tube body.
Optionally, the annular wearing layer along the annular canister radially with a thickness of 3~5mm.
Optionally, the annular matrix is made of wear-resistant material.
Optionally, the making material of the annular matrix is stainless steel.
Optionally, the making material of the annular wearing layer is cobalt-base alloys.
Optionally, annular groove of the circular trough in the height and the annular canister in the axial direction of circular trough is in circle
Height in the axial direction of slot is equal, and wear ring, the outer wall of the wear ring and the circle are coaxially fixed on the circular trough
The side wall of slot offsets, and the inner wall of the wear ring offsets with the annular wearing layer in the annular canister.
The embodiment of the invention provides a kind of production methods of rotary joint, which comprises
There is provided a rotary joint, the rotary joint includes the upper tube body and lower tube body of rotation connection, on the upper tube body
It is provided with annular canister, is provided with circular trough on the lower tube body；
Annular groove is opened up in the annular canister and the circular trough；
Heap welds annular matrix in the annular groove on the annular groove and the circular trough in the annular canister；
Annular installing port is coaxially opened up on the annular matrix；
Heap welds annular wearing layer in annular installing port in the annular canister；
Heap welds annular wearing layer in annular installing port on the circular trough；
Sealing ring is installed in the annular installing port of the annular matrix on the circular trough, the sealing ring is folded in described
Between the annular wearing layer on annular wearing layer and the lower tube body on upper tube body.
Optionally, the annular matrix is 10~15mm in the throat thickness radially along the annular canister.
Optionally, heap welds annular wearing layer and includes: in the annular installing port in the annular canister
Successively n built-up welding section of built-up welding in annular installing port in the annular canister, every two adjacent n built-up welding section it
Between distance to a declared goal it is equal, wherein n >=4 and n are integer；
The n built-up welding section is welded to connect.
Optionally, when welding i-th of built-up welding section to the i-th+2 built-up welding sections, i is odd number, and 1≤i≤n-2；
I-th of built-up welding section and i+1 built-up welding section are symmetrically welded, the axis of the circular trough is in i-th of built-up welding
Section on the plane of symmetry of the i+1 built-up welding section；
The relatively described i-th section of weldering section is installed along the circumferential offset distance to a declared goal of the annular installing port in the annular
The i-th+2 built-up welding sections of built-up welding in mouthful.
Technical solution provided in an embodiment of the present invention has the benefit that the annular canister in the upper tube body of rotary joint
The annular groove being oppositely arranged is offered on the circular trough of the lower tube body of rotary joint, is provided in annular groove including annular
The abrasion-proof structure of matrix and annular wearing layer, annular matrix are located in annular groove, and annular wearing layer is co-axially located at annular base
In annular installing port on body.And sealing is folded between the annular wearing layer on the annular wearing layer in annular canister and circular trough
Circle.This set between annular wearing layer and sealing ring, avoids the friction transfer between the outer wall and sealing ring of annular canister
Annular canister is improved the service life of annular canister by direct friction damage.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described,
Fig. 1 is the structural schematic diagram of the rotary joint of anchoring system provided in an embodiment of the present invention；
Fig. 2 is the details enlarged drawing at annular canister provided in an embodiment of the present invention and circular trough sealing；
Fig. 3 is a kind of connection type at the annular canister of rotary joint provided in an embodiment of the present invention and the sealing of circular trough
Schematic diagram；
Fig. 4 is the production method flow chart of the rotary joint of anchoring system provided in an embodiment of the present invention；
Fig. 5 is the production method flow chart of the rotary joint of another anchoring system provided in an embodiment of the present invention；
Fig. 6 and Fig. 7 is the manufacturing process schematic diagram of rotary joint provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the structural schematic diagram of the rotary joint of anchoring system provided in an embodiment of the present invention, as shown in Figure 1, the rotation
Adapter includes the upper tube body A and lower tube body B of rotation connection.It is provided with annular canister 1 on upper tube body A, is provided with circle on lower tube body B
Shape slot 2, annular canister 1 are coaxially plugged in circular trough 2.
Fig. 2 is the details enlarged drawing at annular canister provided in an embodiment of the present invention and circular trough sealing, as shown in Fig. 2, ring
Coaxial annular groove 3 is offered on shape cylinder 1 and circular trough 2, the annular groove 3 in annular canister 1 and the annular on circular trough 2
Groove 3 is oppositely arranged, and is provided with abrasion-proof structure 4 in the annular groove 3 in annular canister 1 and the annular groove 3 on circular trough 2,
Abrasion-proof structure 4 includes annular matrix 41 and annular wearing layer 42, and annular matrix 41 is co-axially located in annular groove 3, annular base
Annular installing port 411 is coaxially offered on body 41, annular wearing layer 42 is co-axially located in annular installing port 411, on circular trough 2
Annular matrix 41 annular installing port 411 in be additionally provided with sealing ring 5, it is wear-resisting that sealing ring 5 is folded in the annular on upper tube body A
Between annular wearing layer 42 on 42 and lower tube body B of layer.
It is offered on the circular trough 2 of the lower tube body B of the annular canister 1 and rotary joint of the upper tube body A of rotary joint opposite
The annular groove 3 of setting is provided with the abrasion-proof structure 4 including annular matrix and annular wearing layer 42, annular base in annular groove 3
Body is located in annular groove 3, and annular wearing layer 42 is co-axially located in the annular installing port 411 on annular matrix.And annular canister 1
On annular wearing layer 42 and circular trough 2 on annular wearing layer 42 between be folded with sealing ring 5.This set is by annular canister 1
Outer wall and sealing ring 5 between friction transfer between annular wearing layer 42 and sealing ring 5, avoid annular canister 1 by direct
Friction damage, improve the service life of annular canister 1.
And the annular canister 1 in traditional rotary joint damage it is excessive be difficult to sealing ring 5 cooperate realize sealing function when,
Need replacing entire annular canister 1 at least to guarantee the normal use of rotary joint, maintenance cost is larger, then in annular in the present invention
The damage of wearing layer 42 is excessive to be difficult to cooperate with sealing ring 5 when realizing sealing function, it is only necessary to wear-resisting by directly replacing annular
Layer 42 keeps the normal use of rotary joint, for the structure of relatively traditional rotary joint, greatly reduces rotary joint
Maintenance cost.
Optionally, wear-resistant material production can be used in annular matrix 41.Annular matrix 41 can also be use up using wear-resistant material production
Existing friction between annular matrix 41 and other component may be reduced, improve the service life of rotary joint entirety.
Wherein, the making material of annular matrix 41 is stainless steel.It is easy to make and cost is relatively low.
Optionally, annular wearing layer 42 can be 3~5mm in the thickness radially along annular canister 1.By annular wearing layer 42
Thickness setting within this range when can preferably play the role of wear-resisting, cost of manufacture is also relatively reasonable.
Illustratively, the making material of annular wearing layer 42 can be cobalt-base alloys.Cobalt-base alloys have higher hardness and
Wear-resisting property can be improved the service life of annular wearing layer 42.
Fig. 3 is a kind of connection side at the annular canister 1 of rotary joint provided in an embodiment of the present invention and the sealing of circular trough 2
Formula schematic diagram, as shown in figure 3, circular trough 2 can also be with annular groove 3 in annular canister 1 in circle in the height in the axial direction of circular trough 2
Height in the axial direction of shape slot 2 is equal, and wear ring 6 is coaxially fixed on circular trough 2, outer wall and the circular trough 2 of wear ring 6
Side wall 21 offsets, and inner wall and the annular wearing layer 42 in annular canister 1 of wear ring 6 offset.This set can avoid circular trough 2 with
Direct friction is generated between annular canister 1, reduces the abrasion of rotary joint.
Fig. 4 is the production method flow chart of the rotary joint of anchoring system provided in an embodiment of the present invention, as shown in figure 4,
This method comprises:
S101: providing a rotary joint, and rotary joint includes the upper tube body and lower tube body of rotation connection, is arranged on upper tube body
There is annular canister, is provided with circular trough on lower tube body.
S102: annular groove is opened up in annular canister and circular trough.
S103: equal heap welds annular matrix in the annular groove on annular groove and circular trough in annular canister.
S104: annular installing port is coaxially opened up on annular matrix.
S105: heap welds annular wearing layer in the annular installing port in annular canister.
S106: heap welds annular wearing layer in the annular installing port on circular trough.
S107: sealing ring is installed in the annular installing port of the annular matrix on circular trough, sealing ring is folded in upper tube body
On annular wearing layer and lower tube body on annular wearing layer between.
Using above step, first on the circular trough of the lower tube body of the annular canister and rotary joint of the upper tube body of rotary joint
The annular groove being oppositely arranged is opened up, can be formed convenient for the welding of subsequent annular matrix and annular wearing layer, further in annular
Annular matrix is welded in groove, annular installing port is opened up on annular matrix, and to form annular resistance to for built-up welding on annular installing port
Grind layer.The mode of welding can form the second best in quality wear-resisting knot under conditions of saving cost between annular canister and circular trough
Structure guarantees the sealing between annular canister and circular trough, and built-up welding can guarantee the quality of abrasion-proof structure.Annular matrix is located at ring at this time
In connected in star, annular wearing layer is co-axially located in the annular installing port on annular matrix.And the annular wearing layer in annular canister
Sealing ring is folded between the annular wearing layer on circular trough.This set is by rubbing between the outer wall and sealing ring of annular canister
Wiping is transferred between annular wearing layer and sealing ring, is avoided annular canister by direct friction damage, is improved making for annular canister
Use the service life.
Execute visible Fig. 2 of abrasion-proof structure after step S107.
Fig. 5 is the production method flow chart of the rotary joint of another anchoring system provided in an embodiment of the present invention, such as Fig. 5
It is shown, this method comprises:
S201: providing a rotary joint, and rotary joint includes the upper tube body and lower tube body of rotation connection, is arranged on upper tube body
There is annular canister, circular trough is provided on lower tube body, annular canister is coaxially plugged in circular trough.
The circular trough 2 of the annular canister 1 of visible Fig. 6 of the structure of rotary joint in step S201, upper tube body A and lower tube body B it
Between only sealed by sealing ring 5.
S202: annular groove is opened up in annular canister and circular trough.
S203: equal heap welds annular matrix in the annular groove on annular groove and circular trough in annular canister.
Annular matrix can be 10~15mm in the throat thickness radially along annular canister.By annular matrix along annular canister
Throat thickness setting radially in the above range when, it is ensured that connect good between annular matrix and annular groove, protect
Demonstrate,prove the leakproofness of rotary joint.
The material of annular matrix can be stainless steel, guarantee the toughness and intensity of the annular matrix to be formed.
In step S203, the destressing heat of 360~480min can be carried out to annular matrix after heap welds annular matrix
Processing guarantees that the hardness of annular matrix carries out subsequent processing with stabilization and then to annular matrix.The annular matrix obtained at this time
Better quality.
S204: circular trough in the height and annular canister in the axial direction of circular trough annular groove in the axial direction of circular trough
Highly equal, coaxial heap welds wear ring on the side wall of circular trough.
The outer wall of wear ring and the side wall of circular trough offset, the inner wall of wear ring and the annular wearing layer phase in annular canister
It supports.This set can avoid generating direct friction between circular trough and annular canister, reduce the abrasion of rotary joint.
S205: annular installing port is coaxially opened up on annular matrix.
Optionally, annular installing port can be used machining mode and make.This mode can relatively easily realize annular
The preparation of installing port will not influence the intensity of annular matrix.
S206: heap welds annular wearing layer in the annular installing port in annular canister.
In step S206 can include:
Successively n built-up welding section of built-up welding in annular installing port in annular canister, between every two adjacent n built-up welding section
Distance to a declared goal is equal, and wherein n >=4 and n are integer.
N built-up welding section is welded to connect.
In this mode, the built-up welding section of n interval distance to a declared goal, which finally connects, obtains the structure of annular wearing layer, can reduce
The welding deformation that annular wearing layer generates in the welding process, guarantee annular wearing layer welding quality and annular wearing layer it is outer
Wall is smooth, guarantees the leakproofness of rotary joint.
Further, when welding i-th of built-up welding section to the i-th+2 built-up welding sections, i is odd number, and 1≤i≤n-2；
I-th of built-up welding section and i+1 built-up welding section are symmetrically welded, the axis of circular trough is in i-th of built-up welding section and i+1
On the plane of symmetry of a built-up welding section.
Circumferential offset distance to a declared goal of the opposite i-th section of weldering section along annular installing port, built-up welding i-th+2 in annular installing port
A built-up welding section.
Annular wearing layer in welding by the way of being symmetrically welded, welding deformation that when i-th built-up welding section welding generates
The welding deformation partial offset generated when can weld with i+1 built-up welding section guarantees the welding quality and annular of annular wearing layer
The outer wall of wearing layer is smooth, guarantees the leakproofness of rotary joint.
Fig. 7 provided herein is in order to understand step S206, as shown in fig. 7, annular wearing layer 3 on circular trough 2 can be according to
Mode shown in Fig. 7 is welded, and first built-up welding section 31 is first welded, and is symmetrically welded second built-up welding section 32, deviates distance to a declared goal D
Third built-up welding section 33 is welded, the 4th built-up welding section 34 is symmetrically welded.Finally by first built-up welding section, 31, second built-up welding sections
32, third built-up welding section 33 is connected with the 4th built-up welding section 34.
Illustratively, the making material of annular wearing layer can be cobalt-base alloys.Cobalt-base alloys has higher hardness and resistance to
Performance is ground, can be improved the service life of annular wearing layer.
Optionally, annular wearing layer can be 3~5mm in the thickness radially along annular canister.By the thickness of annular wearing layer
It can guarantee that the welding quality of annular wearing layer, cost of manufacture are also relatively reasonable when degree is arranged within this range.
S207: heap welds annular wearing layer in the annular installing port on circular trough.
The overlaying method of circular trough annular wearing layer can be identical with step S206 in step S207, and the present invention is herein not
It repeats again.
S208: sealing ring is installed in the annular installing port of the annular matrix on circular trough, sealing ring is folded in upper tube body
On annular wearing layer and lower tube body on annular wearing layer between.
It should be noted that method provided in Fig. 5 increases step S204 with respect to the method provided in Fig. 4, in circle
Built-up welding wear ring 6, can further extend the service life of rotary joint on the side wall 21 of shape slot 2.Execute the step S208 it
The visible Fig. 3 of structure afterwards.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rotary joint of anchoring system, the rotary joint includes the upper tube body (A) and lower tube body (B) of rotation connection,
It is provided with annular canister (1) on the upper tube body (A), is provided with circular trough (2) on the lower tube body (B), the annular canister (1) is same
Axis is plugged in the circular trough (2), which is characterized in that
It is offered coaxial annular groove (3) on the annular canister (1) and the circular trough (2), on the annular canister (1)
Annular groove (3) is oppositely arranged with the annular groove (3) on the circular trough (2), the annular groove on the annular canister (1)
(3) it is provided with abrasion-proof structure (4) in the annular groove (3) on the circular trough (2), the abrasion-proof structure (4) includes ring
Shape matrix (41) and annular wearing layer (42), the annular matrix (41) are co-axially located in the annular groove (3), the ring
It is coaxially offered on shape matrix (41) annular installing port (411), the annular wearing layer (42) is co-axially located at the annular peace
It fills in mouth (411), is additionally provided with sealing ring in the annular installing port (411) of the annular matrix (41) on the circular trough (2)
(5), the sealing ring (5) is folded in the annular wearing layer (42) on the upper tube body (A) and the annular on the lower tube body (B)
Between wearing layer (42).
2. the rotary joint of anchoring system according to claim 1, which is characterized in that the annular wearing layer (42) is on edge
The annular canister (1) radially with a thickness of 3~5mm.
3. the rotary joint of anchoring system according to claim 1 or 2, which is characterized in that the annular matrix (41) is adopted
It is made of wear-resistant material.
4. the rotary joint of anchoring system according to claim 1 or 2, which is characterized in that the annular matrix (41)
Making material is stainless steel.
5. the rotary joint of anchoring system according to claim 1 or 2, which is characterized in that the annular wearing layer (42)
Making material be cobalt-base alloys.
6. the rotary joint of anchoring system according to claim 1 or 2, which is characterized in that the circular trough (2) is in circle
Height phase of the height with the annular groove (3) on the annular canister (1) in the axial direction of circular trough (2) in the axial direction of slot (2)
Deng being coaxially fixed on the circular trough (2) wear ring (6), the side of the outer wall of the wear ring (6) and the circular trough (2)
Wall (21) offsets, and inner wall and the annular wearing layer (42) on the annular canister (1) of the wear ring (6) offset.
7. a kind of production method of rotary joint, which is characterized in that the described method includes:
A rotary joint is provided, the rotary joint includes the upper tube body and lower tube body of rotation connection, is arranged on the upper tube body
There is annular canister, is provided with circular trough on the lower tube body；
Annular groove is opened up in the annular canister and the circular trough；
Heap welds annular matrix in the annular groove on the annular groove and the circular trough in the annular canister；
Annular installing port is coaxially opened up on the annular matrix；
Heap welds annular wearing layer in annular installing port in the annular canister；
Heap welds annular wearing layer in annular installing port on the circular trough；
Sealing ring is installed in the annular installing port of the annular matrix on the circular trough, the sealing ring is folded in the upper tube
Between the annular wearing layer on annular wearing layer and the lower tube body on body.
8. production method according to claim 7, which is characterized in that the annular matrix is in the radial direction along the annular canister
On throat thickness be 10~15mm.
9. production method according to claim 7, which is characterized in that in the annular installing port in the annular canister
Heap welds annular wearing layer
Successively n built-up welding section of built-up welding in annular installing port in the annular canister, between every two adjacent n built-up welding section
Distance to a declared goal is equal, and wherein n >=4 and n are integer；
The n built-up welding section is welded to connect.
10. manufacturing method according to claim 9, which is characterized in that
When welding i-th of built-up welding section to the i-th+2 built-up welding sections, i is odd number, and 1≤i≤n-2；
I-th of built-up welding section and i+1 built-up welding section are symmetrically welded, the axis of the circular trough i-th of built-up welding section with
On the plane of symmetry of the i+1 built-up welding section；
Relatively described i-th section is welded section along the circumferential offset distance to a declared goal of the annular installing port, in the annular installing port
The i-th+2 built-up welding sections of built-up welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910100458.7A CN109973742A (en) | 2019-01-31 | 2019-01-31 | The production method of the rotary joint and rotary joint of anchoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910100458.7A CN109973742A (en) | 2019-01-31 | 2019-01-31 | The production method of the rotary joint and rotary joint of anchoring system |
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| CN109973742A true CN109973742A (en) | 2019-07-05 |
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| CN201910100458.7A Pending CN109973742A (en) | 2019-01-31 | 2019-01-31 | The production method of the rotary joint and rotary joint of anchoring system |
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