CN106836447A - One kind has pressure pipe Lang Jing - Google Patents
One kind has pressure pipe Lang Jing Download PDFInfo
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- CN106836447A CN106836447A CN201710198221.8A CN201710198221A CN106836447A CN 106836447 A CN106836447 A CN 106836447A CN 201710198221 A CN201710198221 A CN 201710198221A CN 106836447 A CN106836447 A CN 106836447A
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- Prior art keywords
- branch sleeve
- main body
- pressure pipe
- flange
- floating junction
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
- E03F5/021—Connection of sewer pipes to manhole shaft
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
- E03F5/024—Manhole shafts or other inspection chambers; Snow-filling openings; accessories made of plastic material
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Abstract
There is pressure pipe Lang Jing the invention provides one kind, belong to technical field of fixed buildings.It solves the problems, such as that existing inspection shaft cannot meet to have with the attachment structure of pipeline and presses drainage requirement.Originally having pressure pipe Lang Jing includes tubular main body, branch sleeve and floating junction are additionally provided with the connector portions of main body, one end of branch sleeve has joint flange, branch sleeve is connected by joint flange with adpting flange one, the other end releasable connection of branch sleeve has connector annular in shape, floating junction can pass through branch sleeve and insert in connector portions, the branch sleeve end relative with adpting flange one and the branch sleeve end relative with connector are respectively provided with seal groove, each seal groove is respectively arranged with sealing gasket at corresponding position, the sealing gasket corresponding seal groove of insertion makes the inwall of sealing gasket be close to the outer wall of floating junction after the two ends of branch sleeve are connected with adpting flange one and connector respectively.Originally there is pressure pipe Lang Jing that the requirement of pressure water is met with the connection of pipeline.
Description
Technical field
The invention belongs to technical field of fixed buildings, it is related to one kind to have pressure pipe Lang Jing.
Background technology
Pipe gallery is built in Urban Underground has enough spaces in a passage, passage, for laying electric power, communication
Cable, heat supply, supply and water supply line, and municipal drainage is realized, form the lifeline for ensureing city operations.
For example, Chinese patent【Application number 201510950889.4；Application publication number CN 105386460A】Disclosed one kind
Urban Underground intelligent comprehensive piping lane, including some intelligent multifunctional comprehensive sewer pipes being buried in below urban green belts,
Also include that maintenance is imported and exported, the maintenance well for being included in and being excavated in public transport waiting booth is imported and exported in maintenance, repairs four angles of well
Poured with four support columns of public transport waiting booth and be integrated, the upstream and downstream for repairing well is respectively under intelligent multifunctional comprehensive
Waterpipe.
Existing pipe gallery is larger due to volume, the pressure of draining also significantly larger than traditional blow-off line, for installing and
The import and export of maintenance are generally all obtained using being constructed on ground, relatively costly, increased the overall construction cost of pipe gallery.
And inspection shaft separately fabricated at present, it is only applicable to the drainage of small-scale, it is impossible to meet pipe gallery for there is pressure
The requirement of water.
In existing inspection well construction, most of inspection shaft is all installed by the way of flexible socket joint, you can met
The pressure requirements of drainage.Although having the structure for connecting for convenience and using flange connection, for example, Chinese patent【Application
Numbers 201420757882.1；Authorization Notice No. CN 204298851U】A kind of disclosed plastic inspection well, wraps in main part
At least one connector is included, main flange is provided with the connector of main part；Branch is provided with one end of branch pipe connection
Pipe flange, the other end is branch pipe connection end, is reducing changeover portion between the branch pipe flange and branch pipe connection end on branch pipe connection；
Main part is connected with branch pipe connection by main flange and branch pipe flange.Although this inspection shaft employs flange connection knot
Structure, but main consideration is that be easy to dismount and increase the adaptation of different tube diameters branch pipe, not consideration bonding strength
Problem；Also, flange connection is to be rigidly connected, bonding strength increase also brings along non-deformability decrease, such as heat expansion
Duct length change may all influence the reliability of connection caused by shrinkage, and internally pressure acts on lower letting out to cause junction
Leakage, current flange connection does not overcome this problem yet.
It follows that the piping lane well knot that pipe gallery has the working environment of pressure water is not can be suitably used in existing market also
Structure.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that one kind has pressure pipe Lang Jing, the present invention
The technical problem of solution is how to ensure having pressure pipe Lang Jing water-tight under pressure, has pressure water with meet pipe gallery
It is required that.
The purpose of the present invention can be realized by following technical proposal：One kind has pressure pipe Lang Jing, including tubular main body,
The body top is open-minded, and the main body wall has at least one connector portions, and the end of each connector portions is respectively provided with company
Acting flange one, it is characterised in that branch sleeve and floating junction, one end of the branch sleeve are additionally provided with the connector portions
With joint flange, the branch sleeve is connected by joint flange with adpting flange one, and the other end of the branch sleeve can
Tear open and be connected with connector annular in shape, the floating junction can pass through above-mentioned branch sleeve and insert in connector portions, the company
The female connector cylinder end relative with adpting flange one and the branch sleeve end relative with connector are respectively provided with seal groove, often
Be respectively arranged with sealing gasket at the corresponding position of the individual seal groove, the two ends of the branch sleeve respectively with adpting flange one and
Sealing gasket insertion correspondence seal groove makes the inwall of sealing gasket be close to the outer wall of floating junction after connector is connected.
Originally there is pressure pipe Lang Jing by setting floating junction in connector portions, when thering is pressure pipe Lang Jing to be connected with pipeline, by floating
Adpting flange two on dynamic joint is connected with the flange on pipeline.Floating junction can be when by pipe extrusion relative to connecing
Head is moved, also, due to being provided with sealing gasket, during assembling, sealing gasket endoporus has certain gap with floating junction outer wall,
It is easy to the installation of floating junction；After assembling, two sealing gaskets are subject to the extruding insertion of adpting flange one and connector right respectively
The seal groove answered, and inwardly there is elastic deformation, so that the inwall of sealing gasket is close to the outer wall of floating junction.Both ensure that floating
Dynamic sealing between joint and branch sleeve, can limit moving freely for floating junction again.
Compared with existing flange connection, this connected mode in addition to bonding strength is high, also with prevent pipe
The displacement caused by the reason such as expand with heat and contract with cold is route so that loosening occur in flange connections, it is to avoid flange connections are internally pressed
Power effect is lower to there is leakage, has pressure drainage requirement with meet pipe gallery.Further, it is close to respectively by two sealing gaskets
On the outer wall of floating junction, two sections of sealings are formed to floating junction outer wall, sealing effectiveness is further improved, while adapter sleeve
Cylinder two ends are by the reaction force of sealing gasket so that the connection of jointing is more reliable.
Preferably, have pressure pipe corridor well above-mentioned, the branch sleeve and adpting flange one and branch sleeve and
Packing ring annular in shape is provided between connector.Setting packing ring enables to the connection of joint flange more reliable, more important
, packing ring can be in joint flange connection procedure, to sealing gasket side wall applying pressure so that sealing gasket preferably compresses floating
The outer wall of dynamic joint, further improves sealing effectiveness.
As a kind of preferred scheme, there is pressure pipe corridor well above-mentioned, the inner of the floating junction is connected through a screw thread
Limited location swivel nut, the internal diameter of the external diameter more than branch sleeve of the spacing swivel nut.Floating junction is risen by setting spacing swivel nut
To position-limiting action, it is to avoid floating junction departs from connector portions and causes leakage, installs more convenient by the way of threaded connection.
As another preferred scheme, there is pressure pipe corridor well above-mentioned, the inner of the floating junction has external diameter big
In the spacing block set of branch sleeve internal diameter, the adpting flange two is fixed by welding to the outer end of floating junction.During installation, first
Floating junction is loaded into connector portions, and branch sleeve is enclosed within floating junction, adpting flange two is being welded to floating junction
On, so as to avoid floating junction from departing from connector portions.
As further preferred, there is pressure pipe corridor well above-mentioned, the inside of the adpting flange one is made with metal
Flange skeleton, is respectively provided with the web frame that metal is made inside the branch sleeve and floating junction, the branch sleeve and floating
Dynamic joint is obtained on the basis of web frame by injection moulding.So that the connection of adpting flange one and branch sleeve, and
Floating junction is higher with the bonding strength of pipeline, it is to avoid being loosened after the deformation of junction causes leakage.
There is pressure pipe corridor well above-mentioned, the connector is ring flange, the branch sleeve corresponding with ring flange one
End also has joint flange, and the ring flange is connected with joint flange by connecting bolt.Connecting bolt screw by ring flange with
During joint flange is connected, ring flange can apply uniform pressure to sealing gasket end.
Have pressure pipe corridor well above-mentioned, it is described have there is metal framework, the metal framework bag in pressure pipe corridor well
Main body framework and the connector portions skeleton being connected in main body framework are included, the connector portions skeleton has away from one end of main body framework
Flange skeleton, the main body and connector portions are obtained and in the end shape of connector portions by the injection moulding on the basis of metal framework
There is several openings flowed through for injected plastics material into adpting flange one, on the metal framework.
Single injection-molded has obtained pressure pipe Lang Jing on the basis of metal framework so that have the self-strength of pressure pipe Lang Jing
Significantly improve, being especially subject to internal pressure ability is strengthened.Further, metal framework is provided with opening, makes
Obtain in injection molding process, injected plastics material can fully be flowed by opening in the inside and outside side of metal framework, it is to avoid note
Moulding material shrinks bearing capacity caused by making product internal stress excessive and declines or even the problem of drawing crack occur, so as to improve pressure
The self-strength of piping lane well.This spline structure has pressure pipe Lang Jing to be more suitable for pipe gallery to have the working environment of pressure water.
There is pressure pipe corridor well above-mentioned, the upper end of the main body framework has flange skeleton, forms body top
Adpting flange three；The bottom of the main body framework also has flange skeleton, bottom part body is formed adpting flange four.According to comprehensive
Closing the arrangement of piping lane system needs can to have pressure pipe Lang Jing to be laid out multiple to install and by adpting flange three and connection method
Lan Si is fixed together, then installs end cap by adpting flange three at top, realizes multilayer, three-dimensional arrangement,
So that there is the installation of pressure pipe Lang Jing more convenient, flexible；Because multiple has pressure pipe Lang Jing to be fixedly connected using flange, install
Self-strength is also higher afterwards, seepage will not occur in junction when there is pressure water.
As the first scheme, there is pressure pipe corridor well above-mentioned, the bottom part body is open-minded.The pipe that bottom part body is opened
Lang Jing may be mounted at upper strata, or make bottom lock on base by being connected to, and the combination of piping lane well is more flexible.
As second scheme, there is pressure pipe corridor well above-mentioned, the metal framework also includes being located at main body framework
The heavy mud spinal joints frame of bottom, bottom part body is closed and forms heavy mud chamber after making injection moulding, and the bottom in the heavy mud chamber is less than and connects
The minimum point of head.When piping lane well is used to arrange rainwater, the debris such as soil and sandstone in rainwater can be precipitated in heavy mud chamber, be made
Obtain draining more smoothly.
As the third scheme, there is pressure pipe corridor well above-mentioned, the metal framework also includes being located at main body framework
Interior water conservancy diversion skeleton corresponding with the connector portions the latter half shape same position and the support frame positioned at water conservancy diversion skeleton both sides,
The support frame is highly not less than the height of connector portions minimum point, and bottom part body is closed after making injection moulding, and in main body
Form the diversion groove corresponding with connector portions shape same position.When having pressure pipe Lang Jing for blowdown, sewage can be quick, suitable
Freely it is discharged in next pipeline by diversion groove.
Compared with prior art, originally have the advantages that pressure pipe Lang Jing is：
1st, originally there is setting floating junction and branch sleeve in the connector portions of pressure pipe Lang Jing, by the connection method on floating junction
Blue two are connected with the flange on pipeline, it is ensured that outside bonding strength, also with preventing pipeline due to the reason such as expand with heat and contract with cold
Caused displacement causes that the problem for loosening occur in flange connections, and improves pressure pipe Lang Jing stability under various circumstances,
So that there is pressure pipe Lang Jing to be used for a long time in the pipe gallery system for having pressure water.
2nd, pressure pipe Lang Jing single injection-moldeds on the basis of metal framework originally obtain pressure pipe Lang Jing so as to have pressure pipe
The self-strength of Lang Jing is significantly improved.And adpting flange one is formed outside the flange skeleton of connector portions end, by adpting flange
One is connected with the flange of pipeline, makes have pressure pipe Lang Jing and pipeline formation to be rigidly connected, and has the bonding strength of pressure pipe Lang Jing and pipeline
It is bigger.The bearing capacity of pressure pipe Lang Jing is improve in terms of self-strength and bonding strength two is improved so that have pressure pipe Lang Jing
Suitable for the pipe gallery system for having pressure water.
3rd, originally there is pressure pipe Lang Jing that adpting flange three and adpting flange four are formed outside the flange skeleton at main body framework two ends,
Have in the installation process of pressure pipe Lang Jing, the arrangement according to pipe gallery system needs multiple main bodys can be laid out into installation simultaneously
It is fixed together by adpting flange three and adpting flange four, then end cap is installed by adpting flange three at top, is realized
Multilayer, three-dimensional arrangement so that the installation of piping lane well is more convenient, flexible.Also, because multiple main bodys use flange
It is fixedly connected, self-strength is also higher after installation.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram for originally having pressure pipe Lang Jing in embodiment one.
Fig. 2 is the structural representation for originally having pressure pipe corridor well broken section and partial enlargement in embodiment one.
Fig. 3 is the structural representation and partial enlarged drawing for originally having branch sleeve in pressure pipe corridor well in embodiment one.
Fig. 4 is the structural representation and partial enlarged drawing for originally having sealing gasket in pressure pipe corridor well in embodiment one.
Fig. 5 is the dimensional structure diagram for originally having pressure pipe Lang Jing in embodiment two.
Fig. 6 is the structural representation for originally having pressure pipe corridor well metal framework in embodiment two.
Fig. 7 is the dimensional structure diagram for originally having pressure pipe Lang Jing in embodiment three.
Fig. 8 is the structural representation and partial enlarged drawing for originally having pressure pipe corridor well metal framework in embodiment three.
Fig. 9 is the dimensional structure diagram for originally having pressure pipe Lang Jing in example IV.
Figure 10 is the structural representation for originally having pressure pipe corridor well metal framework in example IV.
In figure, 1, main body；1a, connector portions；1b, reinforcement；2nd, metal framework；2a, main body framework；2b, connector portions bone
Frame；2c, flange skeleton；2d, heavy mud spinal joints frame；2e, water conservancy diversion skeleton；2f, support frame；3rd, adpting flange one；4th, adpting flange
Two；5th, adpting flange three；6th, adpting flange four；7th, opening；8th, heavy mud chamber；9th, diversion groove；10th, floating junction；11st, connect
Sleeve；11a, seal groove；11a1, stress surface；12nd, sealing gasket；121st, lug boss；13rd, joint flange；14th, ring flange；15th, pad
Circle；16th, spacing swivel nut；17th, connecting bolt；18th, web frame.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment one：
Originally having pressure pipe Lang Jing includes main body 1, connector portions 1a, adpting flange 1, floating junction 10, branch sleeve 11, sealing
Groove 11a and sealing gasket 12.
Specifically, as shown in figure 1, main body 1 is cylindrical in shape, the top of main body 1 is open-minded, and side wall has two connector portions 1a.
In actual production and manufacturing process, the quantity of connector portions 1a can also be one or more.
As depicted in figs. 1 and 2, floating junction 10 and branch sleeve 11, floating junction are provided with each connector portions 1a
In the corresponding connector portions 1a of 10 the inner insertions, the outer end of floating junction 10 has adpting flange 24, and branch sleeve 11 is enclosed within floating
On the outer wall of joint 10.In the present embodiment, the two ends of branch sleeve 11 are respectively provided with joint flange 13, the joint of the one end of branch sleeve 11
Flange 13 is connected by connecting bolt 17 with adpting flange 1, and the joint flange 13 of the other end passes through connecting bolt 17 and flange
Disk 14 is connected, and the middle part of ring flange 14 has through hole.In actual production and manufacturing process, ring flange 14 can also use other
Connector in a ring replaces, and the connector is threadedly coupled with branch sleeve 11.
As shown in Fig. 2 the end relative with adpting flange 1 of branch sleeve 11 and branch sleeve 11 and the phase of ring flange 14
To end be respectively provided with seal groove 11a, seal groove 11a is embedded to be respectively equipped with sealing gasket 12.In floating junction 10 and branch sleeve
In 11 assembling process, there is certain gap between sealing gasket 12 and floating junction 10, allow branch sleeve 11 swimmingly
It is enclosed within floating junction 10, when the joint flange 13 at the two ends of branch sleeve 11 is connected with adpting flange 24 and ring flange 14 respectively
Afterwards, due to the depth of the thickness slightly larger than seal groove 11a of sealing gasket 12, sealing gasket 12 is subject to be occurred from side extruding inboard end
Elastic deformation and then it is close to the outer wall of floating junction 10.Such structure forms two sections of sealings to the outer wall of floating junction 10, enters one
Step improves sealing effectiveness, while the two ends of branch sleeve 11 are by the reaction force of sealing gasket 12 so that floating junction 10
Connection is more reliable.
Preferably, as shown in figure 3, the inner face of seal groove 11a also has inclined stress surface 11a1；Such as Fig. 4
It is shown, during also there is inclined lug boss 121, the embedding sealing groove 11a of sealing gasket 12 on sealing gasket 12, lug boss 121
Can gradually be contacted with stress surface 11a1 and be extruded inward, so as to improve pressure of the sealing gasket 12 to the outer wall of floating junction 10, changed
Kind sealing effectiveness.
Preferably, as depicted in figs. 1 and 2, branch sleeve 11 and adpting flange 1 and branch sleeve 11 and method
Packing ring 15 annular in shape is provided between blue disk 14.Setting packing ring 15 enables to the connection of joint flange 13 more reliable,
Importantly, packing ring 15 can apply pressure so that sealing gasket in the connection procedure of joint flange 13 to the side wall of sealing gasket 12
12 outer walls for preferably compressing floating junction 10.
As further preferred scheme, as shown in figure 1, the flange skeleton 2c that the inside of adpting flange 1 is made with metal,
The web frame 18 that metal is made is respectively provided with inside branch sleeve 11 and floating junction 10, branch sleeve 11 and floating junction 10 exist
Obtained by injection moulding on the basis of web frame 18.So that the connection of adpting flange 1 and branch sleeve 11, and float
Joint 10 is higher with the bonding strength of pipeline, it is to avoid being loosened after the deformation of junction causes leakage.
As shown in Fig. 2 the inner of floating junction 10 is connected through a screw thread limited location swivel nut 16, the external diameter of spacing swivel nut 16 is big
In the internal diameter of branch sleeve 11.Position-limiting action is played to floating junction 10 by setting spacing swivel nut 16, it is to avoid floating junction 10
Depart from connector portions 1a, install more convenient by the way of threaded connection.In actual production and manufacturing process, can also adopt
Using the inner of another scheme, i.e. floating junction 10 has external diameter more than the spacing block set of the internal diameter of branch sleeve 11, adpting flange
24 outer ends for being fixed by welding to floating junction 10.During installation, floating junction 10 is first loaded into connector portions 1a, and will connection
Sleeve 11 is enclosed within floating junction 10, then adpting flange 24 is welded on floating junction 10, it is also possible to avoid floating junction 10
Depart from connector portions 1a.
Originally there is pressure pipe Lang Jing by setting floating junction 10 on connector portions 1a, there is pressure pipe Lang Jing to pass through on floating junction 10
Adpting flange 24 be connected with the flange on pipeline.Floating junction 10 can be when by pipe extrusion relative to connector portions
1a is moved, also, due to being provided with sealing gasket 12, both ensure that the sealing between floating junction 10 and branch sleeve 11, and
Moving freely for floating junction 10 can be limited.This connected mode in addition to possessing bonding strength and be high, also with prevent pipe
The displacement caused by the reason such as expand with heat and contract with cold is route so that the problem for loosening occur in flange connections, it is to avoid flange connections exist
Internal pressure effect is lower to there is leakage.
Embodiment two：
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment one, and difference is, this reality
Apply in example, as shown in Figure 5 and Figure 6, main body 1 is internally provided with metal framework 2.Metal framework 2 include main body framework 2a and
Connector portions the skeleton 2b, connector portions skeleton 2b being connected on main body framework 2a have flange skeleton away from one end of main body framework 2a
The upper and lower end of 2c, main body framework 2a all has flange skeleton 2c.Metal framework 2 using stainless steel or other not
The sheet material of easy rusted metal bends and is welded.Main body 1 and connector portions 1a are by the injection moulding on the basis of metal framework 2
Obtain and form adpting flange 1 in the end of connector portions 1a, form adpting flange 35 at the top of main body 1, in the bottom of main body 1
Form adpting flange 46.Main body framework 2a bottoms are also associated with heavy mud spinal joints frame 2d, make the bottom lock of main body 1 after injection moulding
And form heavy mud chamber 8, the minimum point of the bottom less than connector portions 1a in heavy mud chamber 8.
When piping lane well is used to arrange rainwater, the debris such as soil and sandstone in rainwater can be precipitated in heavy mud chamber 8 so that row
Water is more smoothly.Arrangement according to pipe gallery system needs can to have pressure pipe Lang Jing to be laid out multiple to be installed and by even
Acting flange 35 and adpting flange 46 are fixed together, and the pressure pipe Lang Jing that has in the present embodiment is arranged on the bottom.Exist again
End cap is installed in top by adpting flange 35, realizes multilayer, three-dimensional arrangement so that have the installation of pressure pipe Lang Jing more
For convenience, flexibly；Because multiple has pressure pipe Lang Jing to be fixedly connected using flange, self-strength is also higher after installation, will not
There is seepage in junction when there is pressure water.
As shown in fig. 6, having several openings 7 flowed through for injected plastics material on metal framework 2 so that injection moulding
During, injected plastics material can fully be flowed by opening 7 in the inside and outside side of metal framework 2, it is to avoid injected plastics material is received
Contracting make product internal stress it is excessive caused by bearing capacity decline set drawing crack problem, so as to improve pressure pipe Lang Jing itself
Intensity.
Preferably, as shown in figure 5, the outer wall of main body 1 has the reinforcement 1b being staggered, by setting reinforcement
1b can further improve the self-strength of main body 1.
Originally pressure pipe Lang Jing single injection-moldeds on the basis of metal framework 2 obtain pressure pipe Lang Jing so as to have pressure pipe
The self-strength of Lang Jing is significantly improved.Also, there is pressure pipe Lang Jing directly by the adpting flange on the connector portions 1a of the side wall of main body 1
One 3 are connected with the flange of pipeline, make have pressure pipe Lang Jing and pipeline formation to be rigidly connected, so as to improve self-strength and connection by force
The aspect of degree two improves the bearing capacity of pressure pipe Lang Jing so that have the pressure pipe corridor well can be applied in pipe gallery system, real
Existing pressure water.
Embodiment three：
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment two, and difference is, this reality
Apply in example, as shown in Figure 7 and Figure 8, the bottom of main body 1 is open-minded.The piping lane well that the bottom of main body 1 is opened may be mounted at upper strata, or
Make bottom lock on base by being connected to, the combination of piping lane well is more flexible.
Example IV：
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment two, and difference is, this reality
Apply in example, as shown in Figure 9 and Figure 10, the metal framework 2 in main body 1 also includes being located in main body framework 2a and under connector portions 1a
Half part shape same position corresponding water conservancy diversion skeleton 2e and the support frame 2f positioned at water conservancy diversion skeleton 2e both sides, support frame 2f
The height of connector portions 1a minimum points is highly not less than, makes the bottom lock of main body 1 after injection moulding, and formed and connect in main body 1
The corresponding diversion groove 9 of head 1a shape same positions.When having pressure pipe Lang Jing for blowdown, sewage can quickly, swimmingly
It is discharged in next pipeline by diversion groove 9.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (10)
1. one kind has pressure pipe Lang Jing, including tubular main body (1), open-minded, main body (1) side wall in main body (1) top
With at least one connector portions (1a), the end of each connector portions (1a) is respectively provided with adpting flange one (3), and its feature exists
In being additionally provided with branch sleeve (11) and floating junction (10), one end of the branch sleeve (11) on the connector portions (1a)
With joint flange (13), the branch sleeve (11) is connected by joint flange (13) with adpting flange one (3), the connection
The other end releasable connection of sleeve (11) has connector annular in shape, and the floating junction (10) can pass through above-mentioned branch sleeve
(11) and insert in connector portions (1a), the branch sleeve (11) end relative with adpting flange one (3) and the connection
Sleeve (11) end relative with connector is respectively provided with seal groove (11a), the corresponding position punishment of each described seal groove (11a)
Sealing gasket (12) is not provided with, and the two ends of the branch sleeve (11) are close after being connected with adpting flange one (3) and connector respectively
The embedded correspondence seal groove (11a) of packing (12) makes the inwall of sealing gasket (12) be close to the outer wall of floating junction (10).
2. it is according to claim 1 to have pressure pipe Lang Jing, it is characterised in that the branch sleeve (11) and adpting flange one
And branch sleeve (11) is provided with packing ring (15) annular in shape and connector between (3).
3. it is according to claim 1 to have pressure pipe Lang Jing, it is characterised in that the inner of the floating junction (10) passes through screw thread
Connection limited location swivel nut (16), the internal diameter of the external diameter more than branch sleeve (11) of the spacing swivel nut (16).
4. it is according to claim 1 to have pressure pipe Lang Jing, it is characterised in that the inner of the floating junction (10) has external diameter
More than the spacing block set of branch sleeve (11) internal diameter, the adpting flange two (4) is fixed by welding to floating junction (10)
Outer end.
5. it is according to claim 1 to have pressure pipe Lang Jing, it is characterised in that the adpting flange one (3) is internal to have metal
The web frame that metal is made is respectively provided with inside the flange skeleton (2c) being made, the branch sleeve (11) and floating junction (10)
(18), the branch sleeve (11) and floating junction (10) are obtained on the basis of web frame (18) by injection moulding.
6. it is according to any one of claim 1 to 5 to have pressure pipe Lang Jing, it is characterised in that described to have tool in pressure pipe corridor well
There is metal framework (2), the metal framework (2) includes main body framework (2a) and the joint being connected in main body framework (2a)
Portion's skeleton (2b), the connector portions skeleton (2b) has flange skeleton (2c), the main body away from one end of main body framework (2a)
(1) obtained by the injection moulding on the basis of metal framework (2) and formed in the end of connector portions (1a) with connector portions (1a)
Adpting flange one (3), has several openings (7) flowed through for injected plastics material on the metal framework (2).
7. it is according to claim 6 to have pressure pipe Lang Jing, it is characterised in that the upper end of the main body framework (2a) has method
Blue skeleton (2c), makes main body (1) top form adpting flange three (5)；The bottom of the main body framework (2a) also has flange
Skeleton (2c), makes main body (1) bottom form adpting flange four (6).
8. it is according to claim 6 to have pressure pipe Lang Jing, it is characterised in that main body (1) bottom is open-minded.
9. it is according to claim 6 to have pressure pipe Lang Jing, it is characterised in that the metal framework (2) also includes being located at master
The heavy mud spinal joints frame (2d) of body skeleton (2a) bottom, makes after injection moulding main body (1) bottom lock and forms heavy mud chamber (8), institute
State the minimum point of the bottom less than connector portions (1a) of heavy mud chamber (8).
10. it is according to claim 6 to have pressure pipe Lang Jing, it is characterised in that the metal framework (2) also includes being located at master
Water conservancy diversion skeleton (2e) corresponding with the connector portions (1a) the latter half shape same position and positioned at water conservancy diversion in body skeleton (2a)
The support frame (2f) of skeleton (2e) both sides, the support frame (2f) is highly not less than the height of connector portions (1a) minimum point,
Make main body (1) bottom lock after injection moulding, and formed in main body (1) corresponding with connector portions (1a) shape same position
Diversion groove (9).
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241257Y (en) * | 1995-12-15 | 1996-11-27 | 董书庆 | Telescopic pipe joint |
| JP4058109B2 (en) * | 2002-12-27 | 2008-03-05 | アロン化成株式会社 | Mounting device for inner auxiliary pipe for manhole |
| CN204185933U (en) * | 2014-09-24 | 2015-03-04 | 宏祥新材料股份有限公司北京分公司 | Manhole rubber pipeline sealing device |
| CN104452816A (en) * | 2014-12-08 | 2015-03-25 | 康泰塑胶科技集团有限公司 | High-stiffness leakage-proof plastic inspection well and production method thereof |
-
2017
- 2017-03-29 CN CN201710198221.8A patent/CN106836447B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241257Y (en) * | 1995-12-15 | 1996-11-27 | 董书庆 | Telescopic pipe joint |
| JP4058109B2 (en) * | 2002-12-27 | 2008-03-05 | アロン化成株式会社 | Mounting device for inner auxiliary pipe for manhole |
| CN204185933U (en) * | 2014-09-24 | 2015-03-04 | 宏祥新材料股份有限公司北京分公司 | Manhole rubber pipeline sealing device |
| CN104452816A (en) * | 2014-12-08 | 2015-03-25 | 康泰塑胶科技集团有限公司 | High-stiffness leakage-proof plastic inspection well and production method thereof |
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| CN106836447B (en) | 2019-03-19 |
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