CN107477292A - A kind of outer wall steel pipe snap joint and technique - Google Patents
A kind of outer wall steel pipe snap joint and technique Download PDFInfo
- Publication number
- CN107477292A CN107477292A CN201610404012.XA CN201610404012A CN107477292A CN 107477292 A CN107477292 A CN 107477292A CN 201610404012 A CN201610404012 A CN 201610404012A CN 107477292 A CN107477292 A CN 107477292A
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- CN
- China
- Prior art keywords
- screw thread
- thread card
- inner core
- movable inner
- snap joint
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/12—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
- F16L37/18—Joints tightened by eccentrics or rotatable cams
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The present invention provides a kind of outer wall steel pipe snap joint and technique, including front end fixed block, elastic spring, screw thread card valve, tight loop, movable inner core, tail end fastening lid, tail-hood, it is rotatablely connected hole, handle, fastening spring, seal Glais ring, the screw thread card valve is arranged in the front end fixed block, the elastic spring is arranged on the screw thread card valve outer wall and is connected with the front end fixed block, the screw thread card valve is connected by the tight loop with the movable inner core, the tail end fastening lid is arranged between the movable inner core and the front end fixed block, the tail-hood is connected with the tail end fastening lid, the movable inner core is connected by the fastening spring with the handle, the rotation connection hole is arranged on the handle.The beneficial effects of the invention are as follows the install convenient for effectively improving snap joint, compared with domestic technique, substantially increases the anti-pressure ability of snap joint, can avoid snap joint and the slippage of connecting pipe, improves the service life of snap joint.
Description
Technical field
It is quick more particularly, to a kind of outer wall steel pipe the invention belongs to quick coupling structure design field
Joint and technique.
Background technology
In existing technology, common snap joint is typically all used under the less environment of pressure, steel
Common snap joint will greatly shorten service life, and commonly quick when pressure is somewhat excessive in pipe
The use of joint more trouble, it is necessary to realize being connected for snap joint and inwall steel pipe by external force,
Greatly reduce the ease of use of snap joint.
The content of the invention
It is an object of the invention to provide a kind of outer wall steel pipe snap joint and technique, the fast quick access of inwall steel pipe
Head can improve voltage endurance capability by fixing card valve, substantially increase inwall steel pipe snap joint in high compression ring
Service life under border.
For the above-mentioned purpose, the technical solution adopted by the present invention is：A kind of outer wall steel pipe snap joint and work
Skill, including the fastening of front end fixed block, elastic spring, screw thread card valve, tight loop, movable inner core, tail end
It is lid, tail-hood, rotation connection hole, handle, fastening spring, sealing Glais ring, seal O-ring b, close
Seal Y-shaped ring, screw thread card flap seal circle a, screw thread card flap seal circle b and connecting pipe, it is characterised in that：
The screw thread card valve is arranged in the front end fixed block, and the elastic spring is arranged on the screw thread card valve
It is connected on outer wall and with the front end fixed block, the screw thread card valve passes through the tight loop and the activity
Inner core is connected, and the tail end fastening lid is arranged between the movable inner core and the front end fixed block, institute
State tail-hood with the tail end fastening lid to be connected, the movable inner core passes through the fastening spring and the handle
It is connected, the rotation connection hole is arranged on the handle, and it is tight that the fastening spring is arranged on the tail end
Gu in lid, the sealing Glais ring is arranged on the outer wall of the movable inner core, the seal O-ring b
It is arranged on the inwall of the movable inner core, the sealing Y-shaped ring is arranged on the tight loop and the work
Between dynamic inner core, the screw thread card flap seal circle a and the screw thread card flap seal circle b are arranged at described
On the inwall of screw thread card valve, the connecting pipe is connected with the screw thread card valve.
Preferably, the front end fixed block and the elastic spring connected position are step structure, described
Front end fixed block and the intersection of the movable inner core are ramp structure.
Preferably, the screw thread card valve can use pintongs or six valve structures, the inwall of the screw thread card valve
On be provided with anti-slip veins, the outer wall of the screw thread card valve is pyramidal structure.
Preferably, the outer wall of the movable inner core and the side wall of the tail end fastening lid pass through sealing gasket phase
Even, it is provided with U-typed regulating tank among the tail end fastening lid.
Preferably, it is pyramidal structure that the handle is connected one end with the rotation connection hole, the company of rotation
Connect hole to the bottom of the handle distance be less than it is described rotation connection hole to the side wall of the handle away from
From.
The present invention has the advantages and positive effects of：Due to using above-mentioned technical proposal so that this is quick
Joint is rotated by handle drives movable inner core motion to promote screw thread card valve to realize to connecting pipe
It is fixed, and the connecting pipe is integrally fixed in movable inner core, and interactive inner core outer layer is tight by tail end successively
Gu Gai and tail-hood cladding, substantially increase stability of the connecting pipe in movable inner core, improve quick
The pressure tolerance of joint, due to being provided with fastening thread on screw thread card valve inner surface, work as connecting pipe
During with outside slippage trend, connecting pipe will drive screw thread card valve to move together, and screw thread card valve exists
Inward pressure can be produced because of the effect of front end fixed block when being displaced outwardly, and then realize screw thread card valve
Further fastening to connecting pipe, substantially increase the anti-pressure ability and service life of snap joint.
Brief description of the drawings
Fig. 1 is the structural representation before present invention connection；
Fig. 2 is the structural representation after present invention connection；
Fig. 3 is the structural representation of screw thread card valve.
In figure：1st, front end fixed block；2nd, elastic spring；3rd, screw thread card valve；4th, tight loop；5、
Movable inner core；6th, tail end fastening lid；7th, tail-hood；8th, it is rotatablely connected hole；9th, handle；10th, fasten
Spring；11st, Glais ring is sealed；12nd, seal O-ring b；13rd, Y-shaped ring is sealed；14th, screw thread card
Flap seal circle a；15th, screw thread card flap seal circle b；16th, connecting pipe.
Embodiment
Below against accompanying drawing, by the description to embodiment, to the embodiment of the present invention, such as institute
Mutual alignment and annexation, each several part between the shape of each component being related to, construction, each several part
Effect and operation principle etc. are described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, the present invention provides a kind of outer wall steel pipe snap joint and technique,
Including front end fixed block 1, elastic spring 2, screw thread card valve 3, tight loop 4, movable inner core 5, tail end
Fastening lid 6, tail-hood 7, rotation connection hole 8, handle 9, fastening spring 10, sealing Glais ring 11,
Seal O-ring b12, sealing Y-shaped ring 13, screw thread card flap seal circle a14, screw thread card flap seal circle b15
With connecting pipe 16, screw thread card valve 3 is arranged in front end fixed block 1, and elastic spring 2 is arranged on front end
It is connected on fixed block 1 and with the outer wall of screw thread card valve 3, is utilized when screw thread card valve 3 is carrying out and fastening mobile
Elastic spring 2 realizes fastening, and screw thread card valve 3 will be right while being displaced outwardly in fastener cycle
Connecting pipe 16 is pressed further by, so as to improve the fastening effect of snap joint, screw thread card valve 3
It is connected by tight loop 4 with movable inner core 5, tail end fastening lid 6 is arranged on movable inner core 5 and consolidated with front end
Between determining block 1, tail-hood 7 is connected with tail end fastening lid 6, and tail end fastening lid 6 can be slided in tail-hood 7,
Movable inner core 5 is connected by fastening spring 10 with handle 9, and rotation connection hole 8 is arranged on handle 9,
Fastening spring 10 is arranged in tail end fastening lid 6, and spacing is extruded in rotation process by handle 9
The fastening adjustment to tail end fastening lid 6 is realized in change, and the extruding stress of tail end fastening lid 6 will pass through bullet
Spring fastening spring 10 drives the fastening adjustment of screw thread card valve 3, and fastening spring 10 is arranged on into tail end fastening
In lid 6, and fastening spring 10 is fastened by movable inner core 5, fastening bullet can be effectively improved
The stability of spring 10, sealing Glais ring 11 is arranged on the outer wall of movable inner core 5, using sealing lattice Lay
The sliding of circle 11 can improve the sealing property of snap joint, and seal O-ring b12 is arranged on activity
On the inwall of inner core 5, sealing Y-shaped ring 13 is arranged between tight loop 4 and movable inner core 5, screw thread
Card flap seal circle a14 and screw thread card flap seal circle b15 are arranged on the inwall of screw thread card valve 3, connection
Pipe fitting 16 is connected with screw thread card valve 3.
Preferably, front end fixed block 1 and the connected position of elastic spring 2 are step structure, and front end is fixed
Block 1 and the intersection of movable inner core 5 are ramp structure.
Preferably, screw thread card valve 3 can use pintongs or six valve structures, be set on the inwall of screw thread card valve 3
Anti-slip veins are equipped with, the outer wall of screw thread card valve 3 is pyramidal structure.
Preferably, the outer wall of movable inner core 5 is connected with the side wall of tail end fastening lid 6 by sealing gasket, when
When carrying out docking fastening to target, using the sliding bevel of front end fixed block 1 sealing gasket can be ensured along tiltedly
Face is slided, and sealing gasket will be pressed further by the moving process of tail end fastening lid 6, it is possible to increase sealing
The sealing property of pad, U-typed regulating tank is provided among tail end fastening lid 6.
Preferably, it is pyramidal structure that handle 9 is connected one end with rotation connection hole 8, and rotation connection hole 8 is arrived
The distance of the bottom of handle 9 is less than rotation connection hole 8 to the distance of the side wall of handle 9.
The present invention has the advantages and positive effects of：Due to using above-mentioned technical proposal so that this is quick
Joint is rotated by handle drives movable inner core motion to promote screw thread card valve to realize to connecting pipe
It is fixed, and the connecting pipe is integrally fixed in movable inner core, and interactive inner core outer layer is tight by tail end successively
Gu Gai and tail-hood cladding, substantially increase stability of the connecting pipe in movable inner core, improve quick
The pressure tolerance of joint, due to being provided with fastening thread on screw thread card valve inner surface, work as connecting pipe
During with outside slippage trend, connecting pipe will drive screw thread card valve to move together, and screw thread card valve exists
Inward pressure can be produced because of the effect of front end fixed block when being displaced outwardly, and then realize screw thread card valve
Further fastening to connecting pipe, substantially increase the anti-pressure ability and service life of snap joint.
The course of work of this example：
Embodiment one is that snap joint is in non-tightening state, and now handle 9 is in straight with tail end fastening lid 6
Wire state, now the distance in the top of tail end fastening lid 6 distance rotation connection hole 8 is shorter, tail end fastening lid
Fastening spring 10 is not realized and extruded, and then screw thread card valve 3 is in relaxed state.
Embodiment two is that snap joint is in tightening state, and now handle 9 is rotated 90 ° of angles, due to
The position in rotation connection hole 8 is fixed, as the rotation of handle 9 is downward by extruding tail end fastening lid 6
Mobile, moving down for tail end fastening lid 6 will extrude fastening spring 10, and fastening spring 10 will be pressed down against living
Dynamic inner core 5, movable inner core 5 will promote screw thread card valve 3 to move out, in the moving process of movable inner core 5
Middle utilization, which seals Glais ring 11, seal O-ring b12 and sealing Y-shaped ring 13, can effectively improve sealing
Property, avoid because of insufficient pressure and caused by fasten loosely, when screw thread card valve 3 is displaced outwardly, by
Designed in the outer wall of screw thread card valve 3 for the conical surface, the effect of the exit hierarchic structure of fixed block 1 in front end,
Screw thread card valve 3 can be made also to reduce bore while being displaced outwardly, can so realize screw thread card valve
3 with the fastening performance of connecting pipe 16, can effectively avoid the slippage of connecting pipe and snap joint, and
And it can also improve the anti-pressure ability of snap joint.
Embodiments of the invention are described in detail above, but the content is only the preferable of the present invention
Embodiment, it is impossible to be considered as the practical range for limiting the present invention.It is all to be made according to the present patent application scope
Equivalent change with improve etc., all should still belong to the present invention patent covering scope within.
Claims (5)
1. a kind of outer wall steel pipe snap joint and technique, including front end fixed block, elastic spring, screw thread
Card valve, tight loop, movable inner core, tail end fastening lid, tail-hood, rotation connection hole, handle, fastening bullet
Spring, sealing Glais ring, seal O-ring b, sealing Y-shaped ring, screw thread card flap seal circle a, screw thread card
Flap seal circle b and connecting pipe, it is characterised in that：The screw thread card valve is arranged on the front end fixed block
Interior, the elastic spring is arranged on the screw thread card valve outer wall and is connected with the front end fixed block, institute
State screw thread card valve by the tight loop with the movable inner core to be connected, the tail end fastening lid is arranged on institute
State between movable inner core and the front end fixed block, the tail-hood is connected with the tail end fastening lid, described
Movable inner core is connected by the fastening spring with the handle, and the rotation connection hole is arranged on described
On hand, the fastening spring is arranged in the tail end fastening lid, and the sealing Glais ring is arranged on described
On the outer wall of movable inner core, the seal O-ring b is arranged on the inwall of the movable inner core, described
Sealing Y-shaped ring is arranged between the tight loop and the movable inner core, the screw thread card flap seal circle a
Be arranged at the screw thread card flap seal circle b on the inwall of the screw thread card valve, the connecting pipe with
The screw thread card valve is connected.
2. a kind of outer wall steel pipe snap joint according to claim 1 and technique, it is characterised in that：
The front end fixed block and the elastic spring connected position be step structure, the front end fixed block and
The intersection of the movable inner core is ramp structure.
3. a kind of outer wall steel pipe snap joint according to claim 1 and technique, it is characterised in that：
The screw thread card valve can use pintongs or six valve structures, be provided with the inwall of the screw thread card valve anti-skidding
Line, the outer wall of the screw thread card valve is pyramidal structure.
4. a kind of outer wall steel pipe snap joint according to claim 1 and technique, it is characterised in that：
The outer wall of the movable inner core is connected with the side wall of the tail end fastening lid by sealing gasket, and the tail end is tight
Gu it is provided with U-typed regulating tank among lid.
A kind of 5. outer wall steel pipe snap joint according to claim 1, it is characterised in that：It is described
It is pyramidal structure that handle is connected one end with the rotation connection hole, the rotation connection hole to the handle
The distance of bottom is less than the distance of side wall of the rotation connection hole to the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610404012.XA CN107477292A (en) | 2016-06-07 | 2016-06-07 | A kind of outer wall steel pipe snap joint and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610404012.XA CN107477292A (en) | 2016-06-07 | 2016-06-07 | A kind of outer wall steel pipe snap joint and technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107477292A true CN107477292A (en) | 2017-12-15 |
Family
ID=60593828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610404012.XA Pending CN107477292A (en) | 2016-06-07 | 2016-06-07 | A kind of outer wall steel pipe snap joint and technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107477292A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11344184A (en) * | 1998-06-03 | 1999-12-14 | Hitachi Metals Ltd | Pipe fitting and clamping tool thereof |
| CN102284921A (en) * | 2011-08-19 | 2011-12-21 | 济南盛达冶金科技有限公司 | Fast tube replacing device |
| CN103712013A (en) * | 2012-12-17 | 2014-04-09 | 胡天东 | Pressurized fast connector |
| CN204739348U (en) * | 2015-05-12 | 2015-11-04 | 廊坊金润电气有限公司 | Female connection ware |
| CN205669643U (en) * | 2016-06-07 | 2016-11-02 | 天津格特斯检测设备技术开发有限公司 | A kind of outer wall steel pipe snap joint |
-
2016
- 2016-06-07 CN CN201610404012.XA patent/CN107477292A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11344184A (en) * | 1998-06-03 | 1999-12-14 | Hitachi Metals Ltd | Pipe fitting and clamping tool thereof |
| CN102284921A (en) * | 2011-08-19 | 2011-12-21 | 济南盛达冶金科技有限公司 | Fast tube replacing device |
| CN103712013A (en) * | 2012-12-17 | 2014-04-09 | 胡天东 | Pressurized fast connector |
| CN204739348U (en) * | 2015-05-12 | 2015-11-04 | 廊坊金润电气有限公司 | Female connection ware |
| CN205669643U (en) * | 2016-06-07 | 2016-11-02 | 天津格特斯检测设备技术开发有限公司 | A kind of outer wall steel pipe snap joint |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171215 |
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| WD01 | Invention patent application deemed withdrawn after publication |