CN105805444B - A kind of orifice tube slip casting connector and slip casting structure and installation method - Google Patents
A kind of orifice tube slip casting connector and slip casting structure and installation method Download PDFInfo
- Publication number
- CN105805444B CN105805444B CN201610133998.1A CN201610133998A CN105805444B CN 105805444 B CN105805444 B CN 105805444B CN 201610133998 A CN201610133998 A CN 201610133998A CN 105805444 B CN105805444 B CN 105805444B
- Authority
- CN
- China
- Prior art keywords
- thread joint
- cutting ferrule
- slip casting
- joint
- orifice tube
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
Abstract
The invention discloses a kind of orifice tube slip casting connector and slip casting structure and installation method, belong to the slip casting field of Geotechnical Engineering, connector includes preceding thread joint, rear thread joint and the cutting ferrule being used cooperatively, and the middle part of the cutting ferrule forms the conical surface respectively to both ends；The preceding thread joint and the rear thread joint are provided with the threaded joints to cooperate, the preceding thread joint and the rear thread joint from the both ends of the cutting ferrule by the cutting ferrule clamping.Slip casting structure includes valve, connection baffle plate, sleeve pipe pipe collar, orifice tube and above-mentioned connector.During installation, described sleeve pipe pipe collar is docked with the orifice tube in the inside of the cutting ferrule, the threaded joints of preceding thread joint and rear thread joint is cooperated, preceding thread joint and rear thread joint are screwed to both without untill rotating against.The present invention is also avoided that spillage while Fast Installation is guaranteed with dismounting.
Description
Technical field
The present invention relates to the slurry injection technique field in Geotechnical Engineering, specifically a kind of orifice tube slip casting connector and note
Starch structure and installation method.
Background technology
In recent years, when built tunnel, subway and other underground engineerings are in the especially complex location of geology excessively, advanced curtain note
Starch that the construction method reinforced compared with other tunneling borings has less investment, easy to operation, energy consumption is low, construction safety and construction speed be fast
Advantage.Wherein, slip casting is all after wall for grouting tripping in orifice tube is accomplished fluently, and is carried out again by multiple drilling chi.Slurries are from grouting pump
Plasma discharge pipeline out need to be pressed into through orifice tube inside stratum.In this process, the dress of grout pipe line and orifice tube is connected
Put and slip casting screw terminal is commonly referred to as in engineering.
At present, slip casting screw terminal more conventional in engineering be usually take geological casing pipe pipe collar and one-inch gate valve weld and
Into.Directly linked together when in use by screw thread and orifice tube.Although such a screw terminal looks that making is easy, operation is simple
It is single, but be to compare what is taken time and effort in actual field application, and spillage phenomenon is run at screw thread and is happened occasionally.First, it is actual
Some geological conditions are more complicated in construction, and the easy undergauge that newly drilled under the conditions of stratum crushing make it that tripping in orifice tube is relatively difficult,
Rig or other plant equipment strength can only be relied on to head into, thus easily caused and deformed or be damaged sternly at the screw thread of orifice tube
Weight；Secondly field condition is more complicated, and drilling is carried out simultaneously with slip casting, and personnel, equipment are walked about frequently, unavoidably before wall for grouting
It can cause to collide with to orifice tube.Both the above situation causes at the pipe screw thread of aperture gross distortion or impaired, so with note
Just being needed during slurry screw terminal connection could successful connection after first being repaired to it.Because aperture tube material is geology steel, hardness
Greatly, so dressing process takes time and effort, and multiple impaired orifice tubes will each be repaired slip casting day, had a strong impact on
Duration.Even if in addition, can be connected after finishing with slip casting screw terminal, but also return less than reset condition, so in high-pressure slip-casting condition
Under, junction spillage, running pulp phenomenon easily occurs.After slip casting terminates, because the slurries being full of at screw thread have consolidated so that screw
The dismounting of head also causes high effort for.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of orifice tube slip casting connector and slip casting structure and installation
Method, the slip casting connector can realize quick installation and removal, and the slip casting structure can avoid junction running pulp spillage, should
Installation method strong operability, it is easy to implement, it can guarantee that the sealing of junction.
The present invention, which solves the technical scheme that its technical problem is taken, to be included：A kind of orifice tube slip casting connector, including with
Preceding thread joint, rear thread joint and the cutting ferrule used is closed, the preceding thread joint, rear thread joint and cutting ferrule are ring junction
Structure；Outside dimension in the middle part of the cutting ferrule is more than the outside dimension of its end, so as to distinguish at the middle part of the cutting ferrule to both ends
Form the conical surface；The preceding thread joint and the rear thread joint are provided with the threaded joints to cooperate, the preceding thread
Joint and the rear thread joint are from the both ends of the cutting ferrule by the cutting ferrule clamping, the preceding thread joint and the rear thread
The conical surface being engaged with the lateral wall of the cutting ferrule is provided with the centre bore of joint.
A kind of selectable technical scheme is：One end of described preceding thread joint is provided with ring cavity in box, after described
One end of nipple is provided with pin thread annular projection, and pin thread annular projection is tightened in box in ring cavity.
Another selectable technical scheme is：One end of described preceding thread joint is provided with pin thread annular projection,
One end of described rear thread joint is provided with ring cavity in box, and pin thread annular projection is tightened in box in ring cavity.
Pin thread can be arranged on rear thread joint, box is arranged on preceding thread joint, pin thread can also set
Put on preceding thread joint, box is arranged on rear thread joint, both can realize and be reliably connected.
It is for increase cutting ferrule and sleeve pipe pipe collar and the sealing of the junction of orifice tube, further technical scheme：It is described
Internal thread is provided with the centre bore of cutting ferrule.
Further technical scheme is：The cutting ferrule is made up of TPEE materials.Cutting ferrule is a circular ring structure, intermediate projections and
The both sides gradient is slightly larger than the conical degree of conical surface of forward and backward nipple, and the external screw thread of the internal thread and sleeve pipe pipe collar of centre bore is supporting.Card
The material of set uses TPEE.TPEE refers to thermoplastic polyester elastomer, and it is a kind of new material, has the elasticity and engineering of rubber
The intensity of plastics, compared with rubber, it has more preferable processing characteristics and longer service life；Compared with engineering plastics, together
Sample has the characteristics of intensity is high, and pliability and dynamic mechanical are more preferable.
For ease of the operation of installation and removal, further technical scheme is：The preceding thread joint and the rear thread
The lateral wall of joint is provided with tool receptacle.The tool receptacle is set to blind hole, tool receptacle can in preceding thread joint or
It is uniformly distributed in the circumference of rear thread joint multiple.
The technical scheme that the present invention solves its technical problem also includes：A kind of slip casting structure, including valve, connection baffle plate,
Sleeve pipe pipe collar and orifice tube, in addition to above-mentioned orifice tube slip casting connector, described connection baffle plate and valve are located at institute
One end of sleeve pipe pipe collar is stated, described connection baffle plate is vertical with the axis of described sleeve pipe pipe collar, the center of the connection baffle plate
Place is provided with through hole, and the diameter of the through hole is equal with the latus rectum of the valve, and the valve passes through the through hole and described sleeve pipe
Pipe collar is connected；The other end of described sleeve pipe pipe collar is docked with the orifice tube, and described cutting ferrule is nested with described sleeve pipe pipe collar
With the joint of the orifice tube.
The center bore of the preceding thread joint is slightly larger than the external diameter of sleeve pipe pipe collar, be internal thread at the top of joint, inside from
To bottom it is conical surface transition at screw thread, material is cast iron or 304 stainless steels.The center bore of the rear thread joint is slightly larger than hole
The external diameter of mouth pipe, joint top is external screw thread, is connected in use with preceding thread joint, inner tip is the conical surface, and material is cast iron
Or 304 stainless steel.Valve, connection baffle plate and sleeve pipe pipe collar are to be welded into an overall structure and batch machining in advance.
To increase the sealing of junction and being easily installed, further technical scheme is：The centre bore of the cutting ferrule
Interior to be provided with internal thread, described sleeve pipe pipe collar is provided with external screw thread, one end of the cutting ferrule and institute in butt end with the orifice tube
State sleeve pipe pipe collar and form screw thread cooperation, the other end of the cutting ferrule forms screw thread with the orifice tube and coordinated.
The technical scheme that the present invention solves its technical problem also includes：A kind of installation method of slip casting structure, including it is following
Step：
Step (1)：The rear thread joint is nested with the orifice tube；
Step (2)：The preceding thread joint is nested with described sleeve pipe pipe collar；
Step (3)：One end of the cutting ferrule is tightened on the external screw thread of the aperture tube end；
Step (4)：Described sleeve pipe pipe collar is screwed into the other end of the cutting ferrule, i.e. sleeve pipe pipe by the external screw thread of its end
The external screw thread of hoop and the internal thread of cutting ferrule connect, and described sleeve pipe pipe collar is docked with the orifice tube in the inside of the cutting ferrule,
Now in cutting ferrule, sleeve pipe pipe collar is just accessible with orifice tube；
Step (5)：The preceding thread joint and the rear thread joint are moved to junction, make the preceding thread joint
Cooperated with the threaded joints of the rear thread joint, the preceding thread joint and the rear thread joint are screwed to two
Person completes installation without untill rotating against.
Another selectable technical scheme is：The order of the step (2) and the step (3) is exchanged.
In step (3), due to the particularity of TPEE materials, the TPEE processed, which is fastened at screw thread, good toughness,
Screw thread that can be easily with sleeve pipe pipe collar and orifice tube is connected, and the deformation by orifice tube and thread damage are not influenceed.In step
(4) in, sentencing outer part due to TPEE cutting ferrule screw threads has good rigidity and hardness, it is ensured that preceding thread joint and rear thread
Joint when tightening can tightly locking in the junction of sleeve pipe pipe collar and orifice tube so that be not in due to pressure during slip casting
Reason causes sleeve pipe pipe collar to fly away from the phenomenon of orifice tube, and also no longer occurs that slip casting middle sleeve pipe collar connects with orifice tube after locking
The race spillage phenomenon at place is connect, both economy in turn ensure that construction safety.
The beneficial effects of the invention are as follows：
1. be easily installed and dismantle, during installation, without being corrected to orifice tube, each several part need to only be connected successively in order
Connect；During dismounting, only need to loosen forward and backward nipple can dismantle package unit.Because there is provided cutting ferrule, forward and backward screw thread
Joint does not contact directly with slurries, therefore is not influenceed by slurry consolidation.
2. being cooperated by cutting ferrule, preceding thread joint and rear thread joint, preceding thread joint and rear thread joint will cover
Pipe clamp can avoid junction running pulp spillage in the junction of sleeve pipe pipe collar and orifice tube.
3. cutting ferrule employs new material TPEE, very strong hardness and certain toughness are had concurrently, connected in forward and backward nipple
After close, orifice tube and sleeve pipe pipe collar can be embraced inflexibly, improves security, and and can ensures the sealing of junction；Meanwhile
There is good pliability at the cutting ferrule internal thread of TPEE materials, therefore in connection orifice tube and the sleeve pipe pipe collar with standard
It is easily, not by deformation effect.
4th, tool receptacle is all arranged on the outside of forward and backward nipple, the convenient boosting-rod that inserts is dismounted, than traditional spiral shell
It is more convenient with free pliers dismounting that silk head needs, time saving and energy saving.
Brief description of the drawings
Fig. 1 is the structural representation under the off working state of the embodiment of the present invention one；
Fig. 2 is the structural representation under the working condition of the embodiment of the present invention one；
Fig. 3 is the front view of preceding thread joint in Fig. 1；
Fig. 4 is the sectional view of preceding thread joint in Fig. 1；
Fig. 5 is the front view of rear thread joint in Fig. 1；
Fig. 6 is the sectional view of rear thread joint in Fig. 1.
In figure：1- valves, 2- connection baffle plates, 3- sleeve pipe pipe collars, 4- preceding thread joints, 5-TPEE cutting ferrules, 6- rear threads connect
Head, 7- orifice tubes, 8- country rocks, 9- tool receptacles.
Embodiment
With reference to Figure of description and specific embodiment, the invention will be further described：
Embodiment one：
As shown in figure 1, a kind of orifice tube slip casting connector, including with the use of preceding thread joint 4, rear thread joint 6
With TPEE cutting ferrules 5, the preceding thread joint 4, rear thread joint 6 and TPEE cutting ferrules 5 are loop configuration；The TPEE cutting ferrules 5
The outside dimension at middle part is more than the outside dimension of its end, so as to form cone respectively to both ends at the middle part of the TPEE cutting ferrules 5
Face；The preceding thread joint 4 and the rear thread joint 6 are provided with the threaded joints to cooperate, the preceding thread joint 4
TPEE cutting ferrules 5 are made to be located at preceding spiral shell the clamping of TPEE cutting ferrules 5 from the both ends of the TPEE cutting ferrules 5 with the rear thread joint 6
In the cavity that line joint 4 and rear thread joint 6 are formed after connecting, the center of the preceding thread joint 4 and the rear thread joint 6
The conical surface being engaged with the lateral wall of the cutting ferrule is provided with hole.
One end of described preceding thread joint 4 is provided with ring cavity in box, and one end of described rear thread joint 6 is provided with pin thread
Annular projection, pin thread annular projection are tightened in box in ring cavity.It is provided with the centre bore of the TPEE cutting ferrules 5 interior
Screw thread.
As shown in figure 1, a kind of slip casting structure of the orifice tube slip casting connector comprising the present embodiment, including valve 1, connection
Baffle plate 2, sleeve pipe pipe collar 3 and orifice tube 7, in addition to above-mentioned orifice tube slip casting connector, described connection baffle plate 2 and valve
Door 1 is located at one end of described sleeve pipe pipe collar 3, and described connection baffle plate 2 is vertical with the axis of described sleeve pipe pipe collar 3, the company
Connect and through hole is provided with the center of baffle plate 2, the diameter of the through hole is equal with the latus rectum of the valve 1, and the valve passes through described
Through hole is connected with described sleeve pipe pipe collar 3；The other end of described sleeve pipe pipe collar 3 docks with the orifice tube 7, described TPEE cards
Set 5 is nested with the joint in described sleeve pipe pipe collar 3 and the orifice tube 7.
As shown in Figures 3 and 4, the center bore of preceding thread joint 4 is slightly larger than sleeve pipe pipe collar 3 for the structure of preceding thread joint
External diameter, the top of preceding thread joint 4 is internal thread, and inside is conical surface transition to bottom at screw thread, and material is that cast iron or 304 are stainless
Steel.The lateral wall of preceding thread joint 4 is provided with tool receptacle 9, and tool receptacle 9 is blind hole, and tool receptacle 9 is in preceding thread joint 4
Circumference on be evenly distributed with three.
As shown in Figures 5 and 6, the center bore of rear thread joint 6 is slightly larger than orifice tube 7 for the structure of rear thread joint 6
External diameter, the top of rear thread joint 6 is external screw thread, is connected in use with preceding thread joint 4, and inner tip is the conical surface, and material is casting
Iron or 304 stainless steels.The lateral wall of rear thread joint 6 is provided with tool receptacle 9, and tool receptacle 9 is blind hole, and tool receptacle 9 exists
Three are evenly distributed with the circumference of rear thread joint 6.
The TPEE cutting ferrules 5 are a circular ring structure, and intermediate projections and the both sides gradient are slightly larger than the conical surface of forward and backward nipple
Taper, the external screw thread of the internal thread and sleeve pipe pipe collar of centre bore are supporting.The material of cutting ferrule uses TPEE.TPEE (thermoplastic polyesters
Elastomer) there is the elasticity of rubber and the intensity of engineering plastics, compared with rubber, it has more preferable processing characteristics and longer
Service life；Compared with engineering plastics, equally there is the characteristics of intensity is high, and pliability and dynamic mechanical are more preferable.
To increase the sealing of junction and being easily installed, internal thread, the set are provided with the centre bore of the cutting ferrule
Pipe pipe collar is provided with external screw thread in butt end with the orifice tube, and one end and the described sleeve pipe pipe collar of the cutting ferrule form screw thread and matched somebody with somebody
Close, the other end of the cutting ferrule forms screw thread with the orifice tube and coordinated.
For slip casting structure at the scene actually with application, general valve 1, connection baffle plate 2 and sleeve pipe pipe collar 3 are to be welded into advance
One overall structure and batch machining, orifice tube 7 is fixedly mounted on country rock 8, the installation side of the slip casting structure of the present embodiment
Method, comprise the following steps：
Step (1)：The rear thread joint 6 is nested with the orifice tube 7；
Step (2)：The preceding thread joint 4 is nested with described sleeve pipe pipe collar 3；
Step (3)：One end of the TPEE cutting ferrules 5 is tightened on the external screw thread of the end of orifice tube 7；
Step (4)：The valve 1 that is welded, connection baffle plate 2 and sleeve pipe pipe collar 3 entirely through the outer of sleeve pipe pipe collar end
The other end of the TPEE cutting ferrules 5 is threaded into, i.e. the external screw thread of sleeve pipe pipe collar 3 is connected with the internal thread of TPEE cutting ferrules 5, makes institute
Sleeve pipe pipe collar 3 is stated to dock in the inside of the TPEE cutting ferrules 5 with the orifice tube 7, now in TPEE cutting ferrules 5, sleeve pipe pipe collar 3
It is just accessible with orifice tube 7；
Step (5)：The preceding thread joint 4 and the rear thread joint 6 are moved to junction, connect the preceding thread
First 4 and the rear thread joint 6 threaded joints cooperate, in preceding thread joint 4 and the tool receptacle of rear thread joint 6
Boosting-rod is inserted at 9, preceding thread joint 4 and rear thread joint 6 are screwed to both without untill rotating against, complete installation.
Slip casting structure after installing can connect defeated as shown in Fig. 2 after whole installment work at valve 1
Slurry pipeline starts to carry out grouting and reinforcing to country rock 8.
In step (3), due to the particularity of TPEE materials, the TPEE cutting ferrules 5 processed have good toughness at screw thread,
Screw thread that can be easily with sleeve pipe pipe collar 3 and orifice tube 7 is connected, and the deformation by orifice tube 7 and thread damage are not influenceed.In step
Suddenly in (4), sentencing outer part due to the screw thread of TPEE cutting ferrules 5 has good rigidity and hardness, it is ensured that preceding thread joint 4 is with after
Nipple 6 when tightening can tightly locking in the junction of sleeve pipe pipe collar 3 and orifice tube 7 so that be not in during slip casting
Because pressure considerations cause sleeve pipe pipe collar 3 to fly away from the phenomenon of orifice tube 7, and slip casting middle sleeve pipe collar also no longer occurs after locking
3 in turn ensure that construction safety with the race spillage phenomenon of the junction of orifice tube 7, both economy.
Embodiment two：
The present embodiment repeats no more with the identical feature of embodiment one, and the present embodiment feature different from embodiment one exists
In：One end of described preceding thread joint 4 is provided with pin thread annular projection, and one end of described rear thread joint 6 is provided with mother
Ring cavity in button, pin thread annular projection are tightened in box in ring cavity.
The installation method of the present embodiment is identical with embodiment one.
In addition, when being installed to slip casting structure, the order of above-mentioned steps (2) and step (3) can be exchanged, i.e., it is complete
Into after step (1), first one end of the TPEE cutting ferrules 5 is tightened on the external screw thread of the end of orifice tube 7, then again by institute
State preceding thread joint 4 to be nested with described sleeve pipe pipe collar 3, then perform step (4) and step (5) successively, complete slip casting structure
Installation.
Pin thread can be arranged on rear thread joint 6 by the present invention, and box is arranged on preceding thread joint 4, can also
Pin thread is arranged on preceding thread joint 4, box is arranged on rear thread joint 6, both can realize and be reliably connected, this
The quantity of the tool receptacle 9 of invention is not limited to three described in embodiment.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not the whole embodiments of the present invention, not limiting
The system present invention, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., should be included in
Within protection scope of the present invention.
In addition to technical characteristic described in specification, remaining technical characteristic is technology known to those skilled in the art, for protrusion
The innovative characteristicses of the present invention, remaining technical characteristic will not be repeated here.
Claims (9)
1. a kind of slip casting structure, including valve, connection baffle plate, sleeve pipe pipe collar and orifice tube, it is characterized in that, in addition to orifice tube note
Connector is starched, described orifice tube slip casting connector includes preceding thread joint, rear thread joint and the cutting ferrule being used cooperatively, described
Preceding thread joint, rear thread joint and cutting ferrule are loop configuration；Outside dimension in the middle part of the cutting ferrule is more than the outer of its end
Footpath size, so as to form the conical surface respectively to both ends at the middle part of the cutting ferrule；The preceding thread joint and the rear thread joint
It is provided with the threaded joints to cooperate, the preceding thread joint and the rear thread joint are from the both ends of the cutting ferrule by institute
State cutting ferrule clamping, be provided with the centre bore of the preceding thread joint and the rear thread joint and the lateral wall of the cutting ferrule matches
The conical surface of conjunction；
Described connection baffle plate and valve are located at one end of described sleeve pipe pipe collar, described connection baffle plate and described sleeve pipe pipe collar
Axis it is vertical, it is described connection baffle plate center at be provided with through hole, the valve passes through the through hole and described sleeve pipe pipe collar phase
Connection；The other end of described sleeve pipe pipe collar docks with the orifice tube, described cutting ferrule be nested with described sleeve pipe pipe collar with it is described
The joint of orifice tube.
2. a kind of slip casting structure according to claim 1, it is characterized in that, one end of described preceding thread joint is provided with box
Interior ring cavity, one end of described rear thread joint are provided with pin thread annular projection, and pin thread annular projection is tightened in box
In interior ring cavity.
3. a kind of slip casting structure according to claim 1, it is characterized in that, one end of described preceding thread joint is provided with pin thread
Annular projection, one end of described rear thread joint are provided with ring cavity in box, and pin thread annular projection is tightened in box
In interior ring cavity.
4. a kind of slip casting structure according to claim 1, it is characterized in that, it is provided with internal thread in the centre bore of the cutting ferrule.
5. a kind of slip casting structure according to claim 1, it is characterized in that, the cutting ferrule is made up of TPEE materials.
6. a kind of slip casting structure according to claim 1, it is characterized in that, the preceding thread joint and the rear thread joint
Lateral wall be provided with tool receptacle.
7. a kind of slip casting structure according to claim 1, it is characterized in that, internal thread is provided with the centre bore of the cutting ferrule,
Described sleeve pipe pipe collar is provided with external screw thread in butt end with the orifice tube, and one end and the described sleeve pipe pipe collar of the cutting ferrule are formed
Screw thread coordinates, and the other end of the cutting ferrule forms screw thread with the orifice tube and coordinated.
8. a kind of installation method of slip casting structure as claimed in claim 7, it is characterized in that, comprise the following steps：
Step（1）：The rear thread joint is nested with the orifice tube；
Step（2）：The preceding thread joint is nested with described sleeve pipe pipe collar；
Step（3）：One end of the cutting ferrule is tightened on the external screw thread of the aperture tube end；
Step（4）：Described sleeve pipe pipe collar is screwed into the other end of the cutting ferrule by the external screw thread of its end, makes described sleeve pipe pipe
Hoop docks with the orifice tube in the inside of the cutting ferrule；
Step（5）：The preceding thread joint and the rear thread joint are moved to junction, make the preceding thread joint and institute
The threaded joints for stating rear thread joint are cooperated, and the preceding thread joint and the rear thread joint are screwed into both nothings
Untill rotating against, installation is completed.
9. installation method according to claim 8, it is characterized in that, the step（2）With the step（3）Order is exchanged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610133998.1A CN105805444B (en) | 2016-03-09 | 2016-03-09 | A kind of orifice tube slip casting connector and slip casting structure and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610133998.1A CN105805444B (en) | 2016-03-09 | 2016-03-09 | A kind of orifice tube slip casting connector and slip casting structure and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105805444A CN105805444A (en) | 2016-07-27 |
| CN105805444B true CN105805444B (en) | 2017-11-21 |
Family
ID=56467002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610133998.1A Expired - Fee Related CN105805444B (en) | 2016-03-09 | 2016-03-09 | A kind of orifice tube slip casting connector and slip casting structure and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105805444B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3695640A (en) * | 1967-08-26 | 1972-10-03 | Mannin Eng Ltd | Pipe couplings |
| NL8800342A (en) * | 1988-02-11 | 1989-09-01 | Rotterdamsche Droogdok Mij | High pressure tube coupling - has conical bush soldered to tube section, secured with cap nut |
| CN2138232Y (en) * | 1992-09-23 | 1993-07-14 | 陈志强 | Non screwed pipe connector |
| CN2152961Y (en) * | 1993-03-29 | 1994-01-12 | 郭书均 | Quick-assembly pipe joint |
| CN2200744Y (en) * | 1994-08-08 | 1995-06-14 | 陈小祥 | Tube coupling piece |
| CN2209748Y (en) * | 1994-07-02 | 1995-10-11 | 山东省文登市标准件厂 | Adjustable connector |
| CN2213902Y (en) * | 1994-06-29 | 1995-11-29 | 应光文 | Tight bind type pipe joint |
| CN102313090A (en) * | 2010-07-09 | 2012-01-11 | 兴化市通科机械有限公司 | Quick-service thread sleeve pipe joint for pipeline |
-
2016
- 2016-03-09 CN CN201610133998.1A patent/CN105805444B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3695640A (en) * | 1967-08-26 | 1972-10-03 | Mannin Eng Ltd | Pipe couplings |
| NL8800342A (en) * | 1988-02-11 | 1989-09-01 | Rotterdamsche Droogdok Mij | High pressure tube coupling - has conical bush soldered to tube section, secured with cap nut |
| CN2138232Y (en) * | 1992-09-23 | 1993-07-14 | 陈志强 | Non screwed pipe connector |
| CN2152961Y (en) * | 1993-03-29 | 1994-01-12 | 郭书均 | Quick-assembly pipe joint |
| CN2213902Y (en) * | 1994-06-29 | 1995-11-29 | 应光文 | Tight bind type pipe joint |
| CN2209748Y (en) * | 1994-07-02 | 1995-10-11 | 山东省文登市标准件厂 | Adjustable connector |
| CN2200744Y (en) * | 1994-08-08 | 1995-06-14 | 陈小祥 | Tube coupling piece |
| CN102313090A (en) * | 2010-07-09 | 2012-01-11 | 兴化市通科机械有限公司 | Quick-service thread sleeve pipe joint for pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105805444A (en) | 2016-07-27 |
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