CN206958387U - Spigot-and-socket metal push pipe with self-anchoring joint - Google Patents
Spigot-and-socket metal push pipe with self-anchoring joint Download PDFInfo
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- CN206958387U CN206958387U CN201720292158.XU CN201720292158U CN206958387U CN 206958387 U CN206958387 U CN 206958387U CN 201720292158 U CN201720292158 U CN 201720292158U CN 206958387 U CN206958387 U CN 206958387U
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Abstract
The spigot-and-socket metal push pipe that the utility model has self-anchoring joint includes：Socket section, faucet section, body section, flanged plate, from anchor member and sealing ring, socket section and faucet section are located at the both ends of body section respectively, flanged plate is located at the body section end between the faucet section and body section of faucet section, elastomeric pad is housed between the socket end face of one metal push pipe and the bellmouth inner face of another metal push pipe, included from anchor member：Arcuation elastic support and arcuation metal baffle ring, a metal push pipe annular groove built with arcuation elastic support and arcuation metal baffle ring, arcuation metal baffle ring is mounted in the outside of arcuation elastic support, in another metal roof seal of tube groove built with sealing ring, the anchor ring of one metal push pipe faucet section is connected with the annular groove of another metal roof tube faucet section and its being formed from anchor member from anchor for interior installation, jacking force is transmitted in the contact with bellmouth inner face of socket end face, bell and spigot inside and outside wall coordinates for gap, ensure that allows the ability of deflection and axial stretching when pipeline is in settlement of foundation or earthquake operating mode, greatly reduce the failure probability of pipeline.
Description
Technical field
It the utility model is related to metallic conduit and jacking construction field, and in particular to a kind of metal roof with self-anchoring joint
Pipe.
Background technology
Existing non-excavation-use spheroidal graphite cast-iron push pipe is one of existing metal pipe-jacking technology, its base in common ductile iron pipe
A kind of product applied to non-excavated jacking construction for being improved and being formed on plinth, as shown in figure 1, it passes through in common spheroidal graphite
The certain thickness cement mortar 4 of cast iron pipe outer wall lining, and pushing tow flange 2 and reinforcement 1 are welded at socket position, so as to be formed
Using the jacking force transferring structure of socket pushing tow flange pushing tow bellmouth end face, the jacking construction of push pipe is realized.
The type spheroidal graphite cast-iron push pipe product, using traditional Slide -in joggle and cushion rubber 3, sealed reliable, simple side is installed
Just, its pushing tow flange and gusset are fixed on common spheroidal graphite cast-iron body by welding manner, can bear larger jacking force, but weld
It is higher to be connected into this, weld strength is larger.
In addition, the type spheroidal graphite cast-iron push pipe product does not have interface from anchor function, therefore, in subgrade area or earthquake
Band and the more serious region of settlement of foundation such as goaf, pipe joint have disengagement or other cause the risks of interface fails.
The content of the invention
The shortcomings that being directed to prior art push pipe, i.e., the purpose of present invention is：By pushing tow flange force transmission, and it is welded into
This is higher；Interface is without from anchor function；And a kind of spigot-and-socket metal push pipe with self-anchoring joint is provided, it is that have certain axial direction
The self-anchoring joint spigot-and-socket metal push pipe of flexible ability.
The utility model has the spigot-and-socket metal push pipe of self-anchoring joint, including：Socket section, faucet section, body section, flange
Plate, from anchor member and sealing ring, socket section and faucet section are located at the both ends of body section respectively, and flanged plate is located at close to faucet section
Body section end between faucet section and body section, from bellmouth end face, its inwall includes socket section successively：Import the conical surface, ring
Connected in star, inwall anchor ring and bellmouth inner face, annular groove is positioned at importing between the conical surface and inwall anchor ring, and faucet section is from socket end
Face is risen, and its outer wall includes successively：The chamfering conical surface, circular protrusion, annular seal groove, anchor ring and high anchor ring, body section include：Connection
The metal tube body of socket section and faucet section, it is convex that some thorn-likes outwardly protruding by tube wall are distributed with the outer wall of metal tube body
Rise, metal tube body is wrapped up with thorn-like projection by concrete-shell, and the faucet section of a metal push pipe is inserted into another metal push pipe
Socket section in, wherein：Bullet is housed between the socket end face of one metal push pipe and the bellmouth inner face of another metal push pipe
Property pad, includes from anchor member：Arcuation elastic support and arcuation metal baffle ring, in the annular groove of another metal push pipe
Equipped with arcuation elastic support and arcuation metal baffle ring, arcuation metal baffle ring is mounted in the outside of arcuation elastic support, at one
Metal roof seal of tube groove is built with sealing ring, the anchor ring of a metal push pipe faucet section and the ring of another metal roof tube faucet section
Connected in star and its interior installation are connected from being formed between anchor member from anchor, socket end face contact with bellmouth inner face transmission pushing tow
Power, after the faucet section of a metal push pipe is inserted into the socket section of another metal push pipe, faucet section maximum outside diameter and bellmouth
Matching somebody with somebody between inwall anchor ring is combined into gap cooperation；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The arcuation elastic support
It is the arcuation elastic support of a full-circle spray pattern；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The arcuation elastic support
The arcuation elastic support for a circular contour being made up of multiple arcuation elastic supports；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：On the arcuation metal baffle ring
The arcuation metal baffle ring of one full-circle spray pattern, a breach is provided with arcuation metal baffle ring circumference；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The arcuation metal baffle ring is
The arcuation metal baffle ring for a circular contour being made up of multiple arcuation metal baffle rings；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The high anchor ring of the faucet section
Diameter be more than or equal to annular seal groove base ring face diameter, and more than or equal to metal tube body diameter；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The flanged plate is in concrete
There are some through holes, through hole is distributed along flanged plate even circumferential on the axial direction of shell；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The arcuation metal baffle ring
Inner wall end surface has the baffle ring conical surface, and the chamfering conical degree of conical surface of spigot is identical with the taper of the baffle ring conical surface, its conical surface and horizontal line
Between angle ∠ A value be 5 °~45 °；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The circumference of the metal tube body
On have at least one mud hole, mud hole is made up of internal whorl taper hole and outside circular hole；
A kind of spigot-and-socket metal push pipe with self-anchoring joint of the present utility model, wherein：The arcuation elastic support
It is made up of rubber type of material；Arcuation metal baffle ring is made up of Nodular cast iron material；The cross sectional shape of sealing ring is O-shaped, sealing ring
It is made up of quality of rubber materials；Elastomeric pad is annular gasket, and elastomeric pad is made up of wooden or elastic material.
In the technical program, after in the socket insertion bellmouth of product, socket end face meeting contact resilient pad, and cushion
Piece is in contact with bellmouth inner face, ensures that pipeline socket to be mounted stabilization is withstood into already installed pipe socket,
Due to the presence of elastomeric pad, the jacking force of two branch pipe(tube)s can stablize and uniformly be transmitted.
Due to carrying out jacking force transmission using socket end face and bellmouth inner face, therefore the flanged plate of the pipeline will not be subjected to
Jacking force, therefore, flanged plate can be come out with monoblock cast, can also be used simple fixed form, are fixed in concrete-shell.
Some arcuation elastic supports are close to and are fixed in annular groove with arcuation metal baffle ring, the pipeline that will be installed
After socket insertion has installed pipe socket, arcuation metal baffle ring is limited by annular groove and rubber body, meanwhile, insert
Mouth anchor ring is limited by arcuation metal baffle ring again, so that interface grappling, ensures that socket can not extract socket from bellmouth.
In addition, pipe shaft outer wall is disposed with, some thorn-likes are raised, and thorn-like projection can ensure that concrete-shell is firmly fixedly arranged at
Pipe shaft outer wall.
If the dry mud hole being arranged according to user's request, mud hole can ensure that outside mud cannot be introduced into pipeline
While portion, ensure the output with pressure of lubricator.
Beneficial effect：
Carry out the transmission of jacking force in this technology with bellmouth inner face using socket end face so that flanged plate is not subjected to push up
Thrust, therefore the welding of flanged plate is eliminated, the setting of flange reinforcing ribs is eliminated, supplies consumption is greatly reduced, drops significantly
Low human weld's intensity.
Along the through hole that pipeline is axially arranged on flanged plate, it is ensured that concrete-shell cast is unaffected, eliminates as weldering
The space that acting flange plate and flange reinforcing ribs are set, concrete-shell no longer need to repair, and one-shot forming, improve efficiency, together
When, because hollow outs are thinned in flange board size, supplies consumption is directly reduced, alleviates weight.
Arcuation metal baffle ring form it is ingenious in design from anchor structure, the insertion of the pipeline socket that will install is already installed
When pipe socket, the socket conical surface on socket can extrude arcuation metal baffle ring to rubber body direction, compressing rubber
Supporter so that socket smoothly inserts bellmouth, and after waiting socket anchor ring by arcuation metal baffle ring, arcuation metal baffle ring is by rubber
The resilience of supporter, and arcuation metal baffle ring is tightly wrapped on high anchor ring, firmly limit socket anchor ring so that interface is real
Now stablize from anchor.
After pipeline incremental launching construction, socket anchor ring all has passed over the segment distance of arcuation metal baffle ring one, meanwhile, socket joint
Intraoral outer wall coordinates for gap, and ensure that allows deflection and axial stretching when pipeline is in settlement of foundation or earthquake operating mode
Ability, greatly reduce the failure probability of pipeline.In addition, the high anchor ring diameter at socket position is simultaneously greater than outside base ring face and pipe shaft
The diameter of wall, ensure stability during socket pushing tow, simultaneously so that the structural strength increase of anchor ring, ensure the steady of anchoring status
It is fixed.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the spigot-and-socket metal push pipe of the present utility model with self-anchoring joint；
Fig. 2 is the schematic cross-sectional view of the utility model flanged plate；
Fig. 3 is the assembling schematic diagram of the spigot-and-socket metal push pipe of the present utility model with self-anchoring joint；
Fig. 4 is the amplification profile schematic diagram of the arcuation metal baffle ring cross section at B-B at Fig. 3.
In Fig. 1 into Fig. 4；Label 6 is bellmouth end face；Label 7 is the importing conical surface；Label 8 is annular groove；Label 9 is
Inwall anchor ring；Label 10 is bellmouth inner face；Label 11 is that thorn-like is raised；Label 12 is concrete-shell；Label 13 is thread conical
Hole；Label 14 is mud hole；Label 15 is circular hole；Label 16 is metal tube body；Label 17 is flanged plate；Label 18 is epipodium
Face；Label 19 is anchor ring；Label 20 is seal groove；Label 21 is base ring face；Label 22 is circular protrusion；Label 23 is bored for chamfering
Face；Label 24 is socket end face；Label 25 is through hole；Label 26 is arcuation elastic support；Label 27 is arcuation metal baffle ring；
Label 28 is sealing ring；Label 29 is elastomeric pad；Label 32 is the baffle ring conical surface.
Embodiment
Embodiment is enumerated below, and cooperation schematic diagram is clearer to introduce the utility model.
As shown in Figures 1 to 4, the spigot-and-socket metal push pipe of the present utility model with self-anchoring joint includes：Socket section, insert
Mouthful section, body section, flanged plate 17, from anchor member and sealing ring, socket section and faucet section are located at the both ends of body section, flange respectively
Plate 17 is located at the body section end between the faucet section and body section of faucet section, and flanged plate 17 is in the axial direction of concrete-shell 12
There are some through holes 25, through hole 25 is distributed along the even circumferential of flanged plate 17 on direction.Socket section is from bellmouth end face 6, in it
Wall includes successively：Import the conical surface 7, circular protrusion 22, annular groove 8, inwall anchor ring 9 and bellmouth inner face 10, annular groove 8
In importing between the conical surface 7 and inwall anchor ring 9, from socket end face 24, its outer wall includes faucet section successively：The chamfering conical surface 23, ring
Shape seal groove 20, anchor ring 19 and high anchor ring 18, the diameter of the high anchor ring 18 of faucet section are more than or equal to the bottom of annular seal groove 20
The diameter of anchor ring 21, and more than or equal to the diameter of metal tube body 16.
Body section includes：The metal tube body 16 of coupling faucet section and faucet section, have at least one on the circumference of metal tube body 16
Individual mud hole 14, mud hole 14 are made up of the threaded taper hole 13 and outside circular hole 15 of coaxial inside.The portion of metal tube body 16
Exceptionally some thorn-like projections 11 outwardly protruding by tube wall are distributed with wall, and metal tube body 16 is with thorn-like projection 11 by concrete-shell
12 parcels, the faucet section of a metal push pipe are inserted into the socket section of another metal push pipe, the socket of a metal push pipe
Elastomeric pad 29 is housed between end face 24 and the bellmouth inner face 10 of another metal push pipe.
Include from anchor member：Arcuation elastic support 26 and arcuation metal baffle ring 27, in the annular of another metal push pipe
Groove 8 is mounted in arcuation elastic support built with arcuation elastic support 26 and arcuation metal baffle ring 27, arcuation metal baffle ring 27
26 outside, arcuation elastic support 26 are the arcuation elastic supports of a full-circle spray pattern；Either propped up by multiple arcuations elasticity
The arcuation elastic support of one circular contour of support body composition.The arcuation metal gear of a full-circle spray pattern on arcuation metal baffle ring 27
Ring, a breach is provided with the circumference of arcuation metal baffle ring 27.Or arcuation metal baffle ring 27 is by multiple arcuation metal baffle rings
The arcuation metal baffle ring of one circular contour of composition.The inner wall end surface of arcuation metal baffle ring 27 has the baffle ring conical surface 32, socket
The taper of the chamfering conical surface 23 at place is identical with the taper of the baffle ring conical surface 32, and the value of the angle ∠ A between its conical surface and horizontal line is 5 °
~45 °.
In a metal roof seal of tube groove 20 built with sealing ring 28, the anchor ring 19 of a metal push pipe faucet section with it is another
The annular groove 8 of individual metal roof tube faucet section and its being formed from anchor member from anchor for interior installation connect, socket end face 24 and bellmouth
Jacking force is transmitted in the contact of inner face 10, and the faucet section of a metal push pipe is inserted into the socket section of another metal push pipe
Afterwards, matching somebody with somebody between faucet section maximum outside diameter and bellmouth inwall anchor ring 9 is combined into gap cooperation.
All key elements and function of spigot-and-socket metal push pipe of the present utility model once with self-anchoring joint introduced below,
The product is broadly divided into four major parts, is bellmouth socket pipe shafts and accessory；
First, bellmouth part, bellmouth are the positions for accommodating socket and accessory, on the left of Fig. 1, from left to right successively
For bellmouth end face 6；The conical surface 7 is imported, guide effect is played when mainly inserting bellmouth to socket；Annular groove 8, it is mainly used to accommodate
Including arcuation metal baffle ring 27 and arcuation elastic support 26 form from anchor member；Inwall anchor ring 9, mainly connect with sealing ring 28
Touch, be one of sealing surface；And bellmouth inner face 10, it is primarily subjected to a branch pipe socket end face 24 and is applied by elastomeric pad 29
Jacking force.
Then, jack part, socket will be inserted inside the bellmouth of pipe, by matching somebody with somebody from anchor member and sealing ring 28 with bellmouth
Closing to be formed has from anchor function, sealing function, the interface of pushing tow function, on the right side of Fig. 1, itself and the arcuation metal from anchor member
Baffle ring 27 is in contact, and arcuation metal baffle ring 27 can slide axially on high anchor ring 18 along pipeline so that allow after Pipe installing
Axial stretching；Its main function of anchor ring 19 is：When socket exits bellmouth, stop from the arcuation metal baffle ring 27 in anchor member,
So as to stop that socket exits bellmouth, realize from anchor function；Sealing ring 28 is installed in the seal groove 20 of annular, sealing ring 28 by
Sealing function is realized to the extruding of the inwall anchor ring 9 of annular seal groove 20 and bellmouth；Base ring face 21 is the seal groove of annular
20 bottom surface, its side are circular protrusions 22.The conical surface of the chamfering conical surface 23 can ensure that socket smoothly enters in bellmouth, and gently
Pine is slipped over from anchor member；Socket end face 24, is larger ring plain, and jacking force is delivered to down by it by elastomeric pad 29
On the bellmouth inner face 10 of one branch pipe, the reliable pushing tow functions of stable are realized.
3rd, metal tube body 16, it is exactly metal tube body 16 therebetween, it accounts for whole except socket section and faucet section
Most of length of pipeline, positioned at Fig. 1 center sections, there are thorn-like projection 11 and concrete-shell 12 successively from left to right, thorn-like is dashed forward
Play 11 to be distributed in metal tube body 16, it coordinates with concrete-shell 12, concrete-shell 12 firmly can be fixed on into metal tube
On body 16, increase the overall construction intensity of pipeline；The inside in mud hole 14 is threaded taper hole 13, and outside is circular hole 15, thread conical
Hole 13 can be achieved on the screwed hole of sealing, be easy to mud with pressure to inject, it is possible to achieve lubricator exports and the work(of mud displacement
Can, ensure being smoothed out for incremental launching construction, reduce disturbance of the construction to stratum；Flanged plate 17 is be surrounded on metal tube body 16 outer
On wall, it is combined together with concrete-shell 12, can be molded with metal tube body outer wall 16 together block cast, can also be sticked by binding agent
The effect in the end face of concrete-shell 12, primarily serving protection concrete-shell 12, meanwhile, if flanged plate 17 is block cast shaping,
Its axially disposed some through hole 25, it can be used as passage so that concrete material smoothly enters metal tube body 16 and coagulation
Between earth forming mould, concrete-shell 12 is formed.
4th, fitting part, except pipe section, to realize from the function such as anchor and sealing, also some accessories, such as Fig. 3
Shown, arcuation elastic support 26 can be rubber type of material, and arcuation metal baffle ring 27 can be Nodular cast iron material, arcuation bullet
Property supporter 26 be close together with arcuation metal baffle ring 27, during assembling, arcuation elastic support 26 is arranged on annular first
In groove 8, arcuation metal baffle ring 27 is then close to arcuation elastic support 26 and installed, and between arcuation metal baffle ring 27
Indentation, there fills in expansion tool so that arcuation metal baffle ring 27 can be propped up in annular groove 8 completely, ensure socket end face 24
It can be unlikely to knock arcuation metal baffle ring 7 by arcuation metal baffle ring 27；The cross sectional shape of sealing ring 28 can be it is O-shaped,
Material is quality of rubber materials；Elastomeric pad 29, it is annular gasket, can is wooden or other elastic materials, primarily serves buffering
And the uniformly effect of jacking force；
During assembling, when a socket to be mounted is headed into the annular groove 8 of another bellmouth, first held at another
Mouthful annular groove 8 in some arcuation elastic supports 26 of installation and some arcuation metal baffle rings 27 composition from anchor member,
Elastomeric pad 29 is fixed on the facade of bellmouth inner face 10, the O-ring seal of installation ring-type in the sealed groove 20 of socket annular
28 and lubricant；Then, a socket is aligned into insertion to through another mounted pipe socket, with the insertion of socket,
The chamfering conical surface 23 will contact the baffle ring conical surface 32 of arcuation metal baffle ring 27, due to the chamfering conical surface 23 and the taper phase of the baffle ring conical surface 32
Together, the chamfering conical surface 23 will stably extrude arcuation metal baffle ring 27, and arcuation metal baffle ring 27 is close to arc because being squeezed
Shape elastic support 26, and then, arcuation metal baffle ring 27 will be annular projection 22, sealing ring 28 and anchor ring 19 to radial motion
By the vacating space of arcuation metal baffle ring 27, after anchor ring 19 is by arcuation metal baffle ring 27, arcuation metal baffle ring 27 therefore before
The arcuation elastic support 26 being pressurized will recover deformation and be pressed on again on high anchor ring 18, when a pipeline faucet section is complete
After being fully inserted into another pipe socket section, i.e., socket end face 24 is in contact with elastomeric pad 29 fixed on bellmouth inner face 10
Afterwards, the pipeline can just installed passes through the contact with elastomeric pad 29 of socket end face 24 under the thrusting action of top-pushing mechanism
Stable delivery jacking force, realizes jacking construction.
The push pipe that incremental launching construction finishes, there are following characteristics in interface：
1. spigot anchor ring 19 has certain distance apart from arcuation metal baffle ring 27, therefore interface has certain axial stretching
Ability；
2. spigot annular projection 22 and the external diameter of anchor ring 19 are respectively less than the diameter of bellmouth inwall anchor ring 9, bellmouth imports the conical surface 7
With certain taper, it may therefore be assured that socket has certain deflection capacity in bellmouth.
3. due to the presence of anchor ring 19, and the features of shape of arcuation metal baffle ring 27, once anchor ring 19 is with socket
Inserting after crossing arcuation metal baffle ring 27, socket can not reversely cross arcuation metal baffle ring 27 and bellmouth where exiting, because
This, realize push pipe interface from anchor.
If ground where existing pipeline occurs to settle during operation or seismism, the interface between adjacent channel
Socket will exit the segment distance of bellmouth one, and the deflection of certain angle either occurs or socket exits bellmouth and deflected with bell and spigot
Occur simultaneously.Due to three above feature of the present utility model, above mentioned problem will not occur, ensure that the safe operation of pipeline.
Above description is to explanation of the present utility model, is not the restriction to utility model, what the utility model was limited
Scope is referring to claim, and in the case of without prejudice to spirit of the present utility model, the utility model can be made any type of
Modification.
Claims (10)
1. a kind of spigot-and-socket metal push pipe with self-anchoring joint, including：Socket section, faucet section, body section, flanged plate (17),
From anchor member and sealing ring, socket section and faucet section are located at close to faucet section positioned at the both ends of body section, flanged plate (17) respectively
Faucet section and body section between body section end, from bellmouth end face (6), its inwall includes socket section successively：Import cone
Face (7), annular groove (8), inwall anchor ring (9) and bellmouth inner face (10), annular groove (8) positioned at import the conical surface (7) with it is interior
Between wall anchor ring (9), from socket end face (24), its outer wall includes faucet section successively：The chamfering conical surface (23), circular protrusion
(22), annular seal groove (20), anchor ring (19) and high anchor ring (18), body section include：The metal of coupling faucet section and faucet section
Some thorn-likes projections (11) outwardly protruding by tube wall, metal tube is distributed with pipe shaft (16), the outer wall of metal tube body (16)
Body (16) is wrapped up with thorn-like raised (11) by concrete-shell (12), and the faucet section of a metal push pipe is inserted into another metal roof
In the socket section of pipe, it is characterised in that：The socket end face (24) of one metal push pipe is inner with the bellmouth of another metal push pipe
Elastomeric pad (29) is housed between face (10), included from anchor member：Arcuation elastic support (26) and arcuation metal baffle ring (27),
Another metal push pipe annular groove (8) built with arcuation elastic support (26) and arcuation metal baffle ring (27), arcuation
Metal baffle ring (27) is mounted in the outside of arcuation elastic support (26), in a metal roof seal of tube groove (20) built with sealing ring
(28), the anchor ring (19) of a metal push pipe faucet section and the annular groove (8) of another metal roof tube faucet section and its interior peace
Dress connects from formation between anchor member from anchor, socket end face (24) contact with bellmouth inner face (10) transmission jacking force, and one
After the faucet section of individual metal push pipe is inserted into the socket section of another metal push pipe, faucet section maximum outside diameter and bellmouth inwall ring
Matching somebody with somebody between face (9) is combined into gap cooperation.
2. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 1, it is characterised in that：The arcuation elasticity branch
Support body (26) is the arcuation elastic support of a full-circle spray pattern.
3. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 1, it is characterised in that：The arcuation elasticity branch
The arcuation elastic support for the circular contour that support body (26) is made up of multiple arcuation elastic supports.
4. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 1, it is characterised in that：The arcuation metal gear
The arcuation metal baffle ring of the upper full-circle spray pattern of ring (27), a breach is provided with arcuation metal baffle ring (27) circumference.
5. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 1, it is characterised in that：The arcuation metal gear
The arcuation metal baffle ring for the circular contour that ring (27) is made up of multiple arcuation metal baffle rings.
6. the spigot-and-socket metal push pipe with self-anchoring joint as described in claim 1-5 any claims, it is characterised in that：
The diameter of the high anchor ring (18) of the faucet section is more than or equal to the diameter in the base ring face (21) of annular seal groove (20), and greatly
In or equal to metal tube body (16) diameter.
7. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 6, it is characterised in that：The flanged plate (17)
There are some through holes (25) on the axial direction of concrete-shell (12), through hole (25) divides along flanged plate (17) even circumferential
Cloth.
8. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 7, it is characterised in that：The arcuation metal gear
The inner wall end surface of ring (27) has the baffle ring conical surface (32), the taper of the chamfering conical surface (23) of spigot and the cone of the baffle ring conical surface (32)
The value for spending identical angle ∠ A between its conical surface and horizontal line is 5 °~45 °.
9. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 8, it is characterised in that：The metal tube body
(16) there is at least one mud hole (14) on circumference, mud hole (14) are by internal whorl taper hole (13) and outside circular hole (15) group
Into.
10. there is the spigot-and-socket metal push pipe of self-anchoring joint as claimed in claim 1, it is characterised in that：The arcuation elasticity
Supporter (26) is made up of rubber type of material；Arcuation metal baffle ring (27) is made up of Nodular cast iron material；Sealing ring (28) is cut
Face is shaped as O-shaped, and sealing ring (28) is made up of quality of rubber materials；Elastomeric pad (29) is annular gasket, and elastomeric pad (29) is by wood
Matter or elastic material are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292158.XU CN206958387U (en) | 2017-03-24 | 2017-03-24 | Spigot-and-socket metal push pipe with self-anchoring joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292158.XU CN206958387U (en) | 2017-03-24 | 2017-03-24 | Spigot-and-socket metal push pipe with self-anchoring joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206958387U true CN206958387U (en) | 2018-02-02 |
Family
ID=61378192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720292158.XU Active CN206958387U (en) | 2017-03-24 | 2017-03-24 | Spigot-and-socket metal push pipe with self-anchoring joint |
Country Status (1)
| Country | Link |
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| CN (1) | CN206958387U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838462A (en) * | 2017-03-24 | 2017-06-13 | 新兴铸管股份有限公司 | Spigot-and-socket metal push pipe with self-anchoring joint |
| CN108487908A (en) * | 2018-03-01 | 2018-09-04 | 中铁六局集团有限公司 | A kind of basil device and its construction method of the shoveling of jacking construction auxiliary |
-
2017
- 2017-03-24 CN CN201720292158.XU patent/CN206958387U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838462A (en) * | 2017-03-24 | 2017-06-13 | 新兴铸管股份有限公司 | Spigot-and-socket metal push pipe with self-anchoring joint |
| CN108487908A (en) * | 2018-03-01 | 2018-09-04 | 中铁六局集团有限公司 | A kind of basil device and its construction method of the shoveling of jacking construction auxiliary |
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