CN102518199B - Hermetic connecting method for bell mouth of plastic inspection well - Google Patents
Hermetic connecting method for bell mouth of plastic inspection well Download PDFInfo
- Publication number
- CN102518199B CN102518199B CN201110420228.2A CN201110420228A CN102518199B CN 102518199 B CN102518199 B CN 102518199B CN 201110420228 A CN201110420228 A CN 201110420228A CN 102518199 B CN102518199 B CN 102518199B
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- bellmouth
- bell mouth
- sealing
- plastic
- plastic pipe
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- 239000004033 plastic Substances 0.000 title claims abstract description 92
- 238000007689 inspection Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 80
- 238000002844 melting Methods 0.000 claims abstract description 38
- 238000003466 welding Methods 0.000 claims abstract description 23
- 238000012856 packing Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract 2
- 239000000945 filler Substances 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 210000004243 sweat Anatomy 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000010425 asbestos Substances 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
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- Branch Pipes, Bends, And The Like (AREA)
Abstract
The invention relates to a hermetic connecting method for a bell mouth of a plastic inspection well, in particular to a hermetic connecting method for a bell mouth of a plastic inspection well, which is applicable to different types of plastic water drainage pipes and belongs to the field of municipal engineering. The method includes steps of inserting the bell mouth into a well seat hole at first, welding the bell mouth onto a well seat by a hot melting welding method, inserting a plastic tube with level ports into a bell and spigot faucet of the bell mouth, filling sealing packing in a gap between the bell mouth and the plastic tube, mounting a sealing ring, and finally sealing the gap between the bell mouth and the plastic tube by a hot melting sealing strap. The hermetic connecting method for the bell mouth of the plastic inspection well is fine in connection flexibility, high in connection strength, fine in reliability and easy to guarantee sealing property. The bell and spigot faucet of the bell mouth is an inner cone structure, is fine in socket property, convenient in socket and high in adaptability, and can meet requirements of connection of different types of plastic tubes in the same specification.
Description
Technical field
The present invention relates to a kind of seal connecting method of bell mouth of plastic inspection well, particularly a kind of seal connecting method of the bell mouth of plastic inspection well that adapts to variety classes plastic drain-pipe, belongs to municipal engineering field.
Background technology
Manhole is for rain sewage vent line, the vertical shaft of building at a certain distance on underground utilities position, use in order to the pipeline that connects different tube diameters, different directions, differing heights, mainly making regular check on dredging pipeline, remove mud foreign matter, prevent line clogging etc. for maintainer people, is one of urban road underground foundation facility.Due to plastic drain-pipe and plastic inspection well lightweight, corrosion-resistant, pipe ring stiffness can design as required, sealing joint is good, non-leakage, can effectively prevent the pollution to underground water, and speed of application, hydraulics, cost performance etc. are all better than cement sewer pipe and the brick manhole of sand-lime, therefore in the rain sewage drainage system such as town road, one residential, use in a large number.Bell mouth of plastic inspection well is the pipe fitting of accepting that manhole connects different tube diameters, different directions, differing heights pipeline, should be connected with manhole well seat, is connected again with plastic conduit.Bellmouth is connected and is mostly Integratively formed structure and flange connection with manhole well seat.Bellmouth and plastic pipe be connected with that unidirectional socket joint elastic sealing element is connected, bidirectional bayonet elastic sealing element connects, be positioned at that seal connections, connections of bell and spigot electro-fusion welding, hot melt butt welding connection, the V-type of socket solderedly connects, heat shrinking sleeve connects, Electric thermal smelting belt connection and flange connection.The dissimilar plastic pipes such as double-wall corrugated pipe, three layers of sandwich tube, ring-type ribbed pipe, winding two flat walls and winding screw pipe, same size, often has different socket joint external diameters, and error is larger.In order to make the bellmouth of same specification adapt to different types of plastic pipe, reduce engineering construction trouble, improve work efficiency, reduce construction cost, need a kind of bell mouth of plastic inspection well method of attachment that can adapt to variety classes plastic drain-pipe of design invention.
Summary of the invention
The object of this invention is to provide a kind of seal connecting method of the bell mouth of plastic inspection well that can adapt to variety classes plastic drain-pipe.
Technical scheme of the present invention is: a kind of seal connecting method of bell mouth of plastic inspection well, first by bellmouth 2 fill-in well seat 1 holes, bellmouth 2 is welded on well seat 1 by thermofussion welding connection, again plastic pipe concordant port 6 is inserted in the bell and spigot of bellmouth 2, fill the gap between bellmouth 2 and plastic pipe 6 with airtight and watertight padding 3, pack sealing ring 4 into, finally seal the clearance aperture between bellmouth 2 and plastic pipe 6 with hot-melting sealed band 5.
Gap between bellmouth 2 and plastic pipe 6 is 5～15mm.
When described sealing, adopt bellmouth 2 conical surfaces, airtight and watertight padding 3, sealing ring 4 and hot-melting sealed band 5 carry out level Four sealing.The linear sealing of plastic pipe end face and the bellmouth conical surface is primary seal, and filler is secondary seal, and sealing ring is three grades of sealings, and hot-melting sealed band is level Four sealing.Airtight and watertight padding 3 is flexible sealing packing material, comprises corrosion resistant asbestos cord, Bituminous hemp fiber, polystyrene board, Vestolit plate and viscosity flow rheid material etc.
Described bellmouth 2 adopts the mode of socket hot-melting welding to be connected with well seat 1.
Bellmouth 2 adopts socket hot-melting welding with well seat 1, airtight and watertight padding 3 is placed between bellmouth 2 and plastic pipe 6, sealing ring 4 is placed on the shutoff sealing between bellmouth 2 and plastic pipe 6 for airtight and watertight padding 3 fillings, hot-melting sealed band 5 and bellmouth 2 and plastic pipe 6 sweat solderings, further to ensure sealing between bellmouth 2 and plastic pipe 6, improve bonding strength and reliability between bellmouth 2 and plastic pipe 6 simultaneously.
In the time being used in the not high discharge tube of rainwater or seal request, can adopt one-level or secondary seal, ensure the sealing that bellmouth connects; In the time being used in sewage or seal request highland discharge tube, can adopt three grades or level Four sealing, ensure the sealing reliability that bellmouth connects.
The beneficial effects of the utility model are:
(1) bellmouth and manhole well seat adopt socket hot-melting welding, and connection flexibility is good, and bonding strength is high, good reliability, and sealing easily ensures;
(2) bell and spigot of bellmouth is interior wimble structure, and socket joint is good, and socket joint is convenient, and strong adaptability can meet the different types of plastic pipe of same specification and be connected;
(3) airtight and watertight padding adopts the flexible materials such as corrosion resistant asbestos cord, and filling property is good, plays certain sealing function simultaneously;
(4), according to the sealing ring of the socket joint Interval selecting different section diameter of variety classes plastic pipe, ensure sealing effectiveness;
(5) hot-melting sealed welding, has not only ensured sealing, and has greatly improved the intensity that socket joint connects;
(6) plastic pipe is connected flexible with bellmouth.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
In figure, each label is: 1: well seat, 2: bellmouth, 3: airtight and watertight padding, 4: sealing ring, 5: hot-melting sealed band, 6: plastic pipe.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, but content of the present invention is not limited to described scope.
Example 1: a kind of seal connecting method of bell mouth of plastic inspection well, first by bellmouth 2 fill-in well seat 1 holes, bellmouth 2 is welded on well seat 1 by thermofussion welding connection, again plastic pipe concordant port 6 is inserted in the bell and spigot of bellmouth 2, fill the gap between bellmouth 2 and plastic pipe 6 with airtight and watertight padding 3, pack sealing ring 4 into, finally seal the clearance aperture between bellmouth 2 and plastic pipe 6 with hot-melting sealed band 5.The gap size of filling between bellmouth 2 and plastic pipe 6 is 5mm.When sealing, adopt bellmouth 2 conical surfaces, airtight and watertight padding 3, sealing ring 4 and hot-melting sealed band 5 carry out level Four sealing.The linear sealing of plastic pipe end face and the bellmouth conical surface is primary seal, and filler is secondary seal, and sealing ring is three grades of sealings, and hot-melting sealed band is level Four sealing.Airtight and watertight padding 3 is corrosion resistant asbestos cord.Bellmouth 2 adopts the mode of socket hot-melting welding to be connected with well seat 1.
Bellmouth 2 adopts socket hot-melting welding with well seat 1, airtight and watertight padding 3 is placed between bellmouth 2 and plastic pipe 6, sealing ring 4 is placed on the shutoff sealing between bellmouth 2 and plastic pipe 6 for airtight and watertight padding 3 fillings, hot-melting sealed band 5 and bellmouth 2 and plastic pipe 6 sweat solderings, further to ensure sealing between bellmouth 2 and plastic pipe 6, improve bonding strength and reliability between bellmouth 2 and plastic pipe 6 simultaneously.
Example 2: a kind of seal connecting method of bell mouth of plastic inspection well, first by bellmouth 2 fill-in well seat 1 holes, bellmouth 2 is welded on well seat 1 by thermofussion welding connection, again plastic pipe concordant port 6 is inserted in the bell and spigot of bellmouth 2, fill the gap between bellmouth 2 and plastic pipe 6 with airtight and watertight padding 3, pack sealing ring 4 into, finally seal the clearance aperture between bellmouth 2 and plastic pipe 6 with hot-melting sealed band 5.The gap size of filling between bellmouth 2 and plastic pipe 6 is 15mm.When sealing, adopt bellmouth 2 conical surfaces, airtight and watertight padding 3, sealing ring 4 and hot-melting sealed band 5 carry out level Four sealing.The linear sealing of plastic pipe end face and the bellmouth conical surface is primary seal, and filler is secondary seal, and sealing ring is three grades of sealings, and hot-melting sealed band is level Four sealing.Airtight and watertight padding 3 is flexible sealing packing material.Bellmouth 2 adopts the mode of socket hot-melting welding to be connected with well seat 1.
Bellmouth 2 adopts socket hot-melting welding with well seat 1, airtight and watertight padding 3 is placed between bellmouth 2 and plastic pipe 6, sealing ring 4 is placed on the shutoff sealing between bellmouth 2 and plastic pipe 6 for airtight and watertight padding 3 fillings, hot-melting sealed band 5 and bellmouth 2 and plastic pipe 6 sweat solderings, further to ensure sealing between bellmouth 2 and plastic pipe 6, improve bonding strength and reliability between bellmouth 2 and plastic pipe 6 simultaneously.
Example 3: a kind of seal connecting method of bell mouth of plastic inspection well, first by bellmouth 2 fill-in well seat 1 holes, bellmouth 2 is welded on well seat 1 by thermofussion welding connection, again plastic pipe concordant port 6 is inserted in the bell and spigot of bellmouth 2, fill the gap between bellmouth 2 and plastic pipe 6 with airtight and watertight padding 3, pack sealing ring 4 into, finally seal the clearance aperture between bellmouth 2 and plastic pipe 6 with hot-melting sealed band 5.The gap size of filling between bellmouth 2 and plastic pipe 6 is 10mm.When sealing, adopt bellmouth 2 conical surfaces, airtight and watertight padding 3, sealing ring 4 and hot-melting sealed band 5 carry out level Four sealing.The linear sealing of plastic pipe end face and the bellmouth conical surface is primary seal, and filler is secondary seal, and sealing ring is three grades of sealings, and hot-melting sealed band is level Four sealing.Airtight and watertight padding 3 is viscosity flow rheid material.Bellmouth 2 adopts the mode of socket hot-melting welding to be connected with well seat 1.
Bellmouth 2 adopts socket hot-melting welding with well seat 1, airtight and watertight padding 3 is placed between bellmouth 2 and plastic pipe 6, sealing ring 4 is placed on the shutoff sealing between bellmouth 2 and plastic pipe 6 for airtight and watertight padding 3 fillings, hot-melting sealed band 5 and bellmouth 2 and plastic pipe 6 sweat solderings, further to ensure sealing between bellmouth 2 and plastic pipe 6, improve bonding strength and reliability between bellmouth 2 and plastic pipe 6 simultaneously.
Example 3: a kind of seal connecting method of bell mouth of plastic inspection well, first by bellmouth 2 fill-in well seat 1 holes, bellmouth 2 is welded on well seat 1 by thermofussion welding connection, again plastic pipe concordant port 6 is inserted in the bell and spigot of bellmouth 2, fill the gap between bellmouth 2 and plastic pipe 6 with airtight and watertight padding 3, pack sealing ring 4 into, finally seal the clearance aperture between bellmouth 2 and plastic pipe 6 with hot-melting sealed band 5.The gap size of filling between bellmouth 2 and plastic pipe 6 is 7mm.When sealing, adopt bellmouth 2 conical surfaces, airtight and watertight padding 3, sealing ring 4 and hot-melting sealed band 5 carry out level Four sealing.The linear sealing of plastic pipe end face and the bellmouth conical surface is primary seal, and filler is secondary seal, and sealing ring is three grades of sealings, and hot-melting sealed band is level Four sealing.Airtight and watertight padding 3 is viscosity flow rheid material.Bellmouth 2 adopts the mode of socket hot-melting welding to be connected with well seat 1.
Bellmouth 2 adopts socket hot-melting welding with well seat 1, airtight and watertight padding 3 is placed between bellmouth 2 and plastic pipe 6, sealing ring 4 is placed on the shutoff sealing between bellmouth 2 and plastic pipe 6 for airtight and watertight padding 3 fillings, hot-melting sealed band 5 and bellmouth 2 and plastic pipe 6 sweat solderings, further to ensure sealing between bellmouth 2 and plastic pipe 6, improve bonding strength and reliability between bellmouth 2 and plastic pipe 6 simultaneously.
Claims (5)
1. the seal connecting method of a bell mouth of plastic inspection well, it is characterized in that: first by bellmouth (2) fill-in well seat (1) hole, bellmouth (2) is welded on well seat (1) by thermofussion welding connection, again plastic pipe concordant port (6) is inserted in the bell and spigot of bellmouth (2), with the gap between airtight and watertight padding (3) filling bellmouth (2) and plastic pipe (6), pack sealing ring (4) into, finally by the clearance aperture between hot-melting sealed band (5) sealing bellmouth (2) and plastic pipe (6).
2. the seal connecting method of bell mouth of plastic inspection well according to claim 1, is characterized in that: the gap between bellmouth (2) and plastic pipe (6) is 5～15mm.
3. the seal connecting method of bell mouth of plastic inspection well according to claim 1, is characterized in that: when sealing, adopt bellmouth (2) conical surface, and airtight and watertight padding (3), sealing ring (4) and hot-melting sealed band (5) carry out level Four sealing.
4. according to the seal connecting method of the bell mouth of plastic inspection well described in claim 1 or 3, it is characterized in that: bellmouth (2) adopts the mode of socket hot-melting welding to be connected with well seat (1).
5. the seal connecting method of bell mouth of plastic inspection well according to claim 1, is characterized in that: airtight and watertight padding (3) is flexible sealing packing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420228.2A CN102518199B (en) | 2011-12-15 | 2011-12-15 | Hermetic connecting method for bell mouth of plastic inspection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110420228.2A CN102518199B (en) | 2011-12-15 | 2011-12-15 | Hermetic connecting method for bell mouth of plastic inspection well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102518199A CN102518199A (en) | 2012-06-27 |
| CN102518199B true CN102518199B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110420228.2A Expired - Fee Related CN102518199B (en) | 2011-12-15 | 2011-12-15 | Hermetic connecting method for bell mouth of plastic inspection well |
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| CN (1) | CN102518199B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196108B (en) * | 2014-09-15 | 2015-12-30 | 嘉兴汇昌塑业有限公司 | The servicing unit that a kind of pipeline is connected with manhole well seat |
| CN104264774B (en) * | 2014-09-15 | 2015-11-18 | 嘉兴汇昌塑业有限公司 | A kind of leak check well bellmouth |
| CN104563268B (en) * | 2014-12-31 | 2016-06-22 | 江苏河马井股份有限公司 | The empty end, is without chute inspection shaft |
| CN104631502B (en) * | 2015-02-09 | 2016-03-30 | 江苏河马井股份有限公司 | The empty end, is without the using method of chute manhole |
| CN107327004A (en) * | 2017-06-27 | 2017-11-07 | 昆明理工大学 | A kind of plastic inspection well and its assemble method |
| CN115505407B (en) * | 2022-10-31 | 2024-09-06 | 本溪北营钢铁（集团）股份有限公司 | Method for enhancing sealing effect of bell and spigot of ascending pipe of coke oven |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0105546A1 (en) * | 1982-09-30 | 1984-04-18 | Hoogovens Groep B.V. | Vertical spigot joint |
| JP2001248774A (en) * | 2000-03-06 | 2001-09-14 | Kubota Corp | Ribbed pipe joint |
| CN2608802Y (en) * | 2003-04-02 | 2004-03-31 | 江苏法尔胜新型管业有限公司 | Connecting device of plastic pipe and inspecting well |
| CN101016967A (en) * | 2006-11-21 | 2007-08-15 | 阎金波 | Thin-walled stainless steel tube sealing, sticking and fastening connection method |
| JP2008281047A (en) * | 2007-05-09 | 2008-11-20 | Sumitomo Metal Mining Co Ltd | Piping joint |
| CN101994341A (en) * | 2009-08-18 | 2011-03-30 | 上海久通塑胶制品有限公司 | Underground drainage pipe system and connection method thereof |
| CN201916637U (en) * | 2010-10-20 | 2011-08-03 | 杭州联通管业有限公司 | Reinforcing flared winding structure wall tubing |
-
2011
- 2011-12-15 CN CN201110420228.2A patent/CN102518199B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0105546A1 (en) * | 1982-09-30 | 1984-04-18 | Hoogovens Groep B.V. | Vertical spigot joint |
| JP2001248774A (en) * | 2000-03-06 | 2001-09-14 | Kubota Corp | Ribbed pipe joint |
| CN2608802Y (en) * | 2003-04-02 | 2004-03-31 | 江苏法尔胜新型管业有限公司 | Connecting device of plastic pipe and inspecting well |
| CN101016967A (en) * | 2006-11-21 | 2007-08-15 | 阎金波 | Thin-walled stainless steel tube sealing, sticking and fastening connection method |
| JP2008281047A (en) * | 2007-05-09 | 2008-11-20 | Sumitomo Metal Mining Co Ltd | Piping joint |
| CN101994341A (en) * | 2009-08-18 | 2011-03-30 | 上海久通塑胶制品有限公司 | Underground drainage pipe system and connection method thereof |
| CN201916637U (en) * | 2010-10-20 | 2011-08-03 | 杭州联通管业有限公司 | Reinforcing flared winding structure wall tubing |
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| Publication number | Publication date |
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| CN102518199A (en) | 2012-06-27 |
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