CN202913497U - Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline - Google Patents
Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline Download PDFInfo
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- CN202913497U CN202913497U CN 201220627978 CN201220627978U CN202913497U CN 202913497 U CN202913497 U CN 202913497U CN 201220627978 CN201220627978 CN 201220627978 CN 201220627978 U CN201220627978 U CN 201220627978U CN 202913497 U CN202913497 U CN 202913497U
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Abstract
The utility model discloses a planomural winding pipeline plate-strip used for repairing a rainy sewer pipeline. The planomural winding pipeline plate-strip used for repairing the rainy sewer pipeline comprises a plate-strip, an outer wall plate, an inner wall plate and reinforcing ribs, wherein the outer wall plate and the inner wall plate form the plate-strip, and the reinforcing ribs are arranged between the inner wall plate and the outer wall plate. The inner wall plate which is located on two sides of the plate-strip is provided with sunken connecting table faces. A clamping groove is formed in each connecting table face. A fixing steel strip is arranged inside each connecting table face. A fixing pin strip is arranged on the fixing steel strip. The planomural winding pipeline plate-strip used for repairing the rainy sewer pipeline has the advantages of being capable of effectively preventing pipelines from sinking, capable of enhancing whole radial direction anti-pressure ability of the pipelines, good in anti-leakage effects, strong in corrosion resistance, smooth in inner wall and good in pollution discharge effects.
Description
Technical field
The utility model technology relates to the rain sewage conduct and repairs the field, relates in particular to a kind of planomural winding pipeline strip for the reparation of rain sewage conduct.
Background technology
As everyone knows, ground rain sewage conduct the longest usefulness be exactly the heavy caliber concrete duct, its production and processing technology is simple, easy to use, at present some areas still adopt pipe of cement as the ground sewage conduct that rains, but use the pipeline of cement material to have the following disadvantages: if the geological conditions of the concrete duct of laying is too poor, Action of Gravity Field through the long period, under the effect of acid and alkali corrosion and high strength pressure, sinking can appear in pipe of cement, cracking, the phenomenons such as efflorescence, cause the slit cracking between the two joint pipe of cements, dislocation, Seepage appears, the geology of laying pipe of cement is more unstable under the effect of infiltration, the effect of sinking is serious, meanwhile, the place's pipe interior that sink easily accumulates silt or other impurity, whole drainage pipe may be stopped up when serious, have a strong impact on normal rain effluent discharge, run into the weather such as heavy rain and can cause the disasters such as urban road waterlogging.
Generally be that road is excavated for the sewage conduct restorative procedure that rains above-mentionedly at present, and the original pipe of cement that damages is cleared; Then to ground compacting herein, if run into the place that water is arranged, water need to be drained or throttling etc. just can be satisfied construction requirement; Again new pipe of cement is laid, handle two unions well, the compacting of backfill sandy soil; The road surface that last repairing construction excavates.This repair mode is in the old town or comparatively prosperity or the larger ground such as subway station of the volume of the flow of passengers strictly according to the facts, almost can't carry out in the environment that does not affect people's normal operation, life.
The utility model content
The technical problems to be solved in the utility model is for the existing existing weak point of old rain sewage conduct technology, a kind of pipe sedimentation that effectively prevents is provided, strengthen pipeline overall radial anti-pressure ability, antiseep is effective, corrosion resistance is strong, and inner wall smooth, drainage effect is good, simple a kind of planomural winding pipeline strip for the reparation of rain sewage conduct of repair process.
Technical solution of the present utility model is, following a kind of planomural winding pipeline strip for the reparation of rain sewage conduct is provided, comprise strip, reinforcing rib between exterior panel, inside panel and the inside and outside wallboard of formation strip, the inside panel of described strip both sides is provided with the connection table top of depression, described connection table top is provided with draw-in groove, is fitted with fixedly steel band in the described connection table top, and described fixedly steel band is provided with the fixing pin band.
Adopt technique scheme, the winding plate band choice of material has high-ductility and high-intensity PVC material, the strip elongation at break of this materials for support can reach 120% national standard head and shoulders above, twine the pipeline of making through helical annular, ring stiffness (radially anti-pressure ability) can reach minimum 2Mpa; Set up the connection table top of depression in winding plate band exterior panel both sides, the staff is when laying reparation planomural winding pipeline strip, only need winding plate band toroidal helical in the pipeline that needs are repaired is laid, and between adjacent two strips, smear fluid sealant, fixedly steel band also adopts the PVC material, the moulding deformation performance that utilizes the PVC material under external force fixedly steel band be pressed in the connection table top that is spliced by two winding plate bands, fixedly the fixing pin band on the steel band is pressed into strip and connects in the draw-in groove on the table top, adjacent two winding plate bands are bonded as one, fixedly the mode that spiral is laid is adopted in the laying of steel band as the laying of winding plate band, the connection table top of winding plate band design be connected the draw-in groove degree of depth that table top is provided with and fixedly the steel band height tolerance that reaches the fixing pin band that fixing steel band is provided be controlled at ± 0.2mm in, fixedly the fixing pin band of steel band all is pressed among the winding plate band draw-in groove when guarantee twining, fixedly the external surface of steel band flushes with the winding plate band inside panel, more is conducive to flowing of internal flow.
As preferably, described draw-in groove is the Pear-Shaped draw-in groove, the Pear-Shaped pin band of described fixing pin band head for matching with draw-in groove.Adopt the technical program, mainly be to utilize the PVC material to have the characteristics of plastic strain, fixedly steel band is under the effect of external force, fixedly the steady pin ailhead on the steel band is pressed into winding plate band draw-in groove inside, and before fixedly steel band is pressed into, smear solvent-borne type PVC glue special, be bonded to one by fixing steel band between strip and the strip, guaranteed the ring stiffness (radially anti-pressure ability reaches more than the 2Mpa) of pipe-repairing, the pipe-repairing leakproof, staggered floor, the while has also better guaranteed the flowability of internal flow, draws through experiment, the through-current capacity of equal caliber PVC material can reach 0.6m/s, is 1.3 times of ordinary Portland cement material pipeline.
As better, described connection table top side wall construction is the dovetail groove type structure.Adopt the technical program, connecting the table top sidewall design is that the dovetail groove form also is more firm for steel band is fixed in connecting table top, and the angle of dovetail groove can also store a small amount of fluid sealant simultaneously, has good waterproof effect after the fluid sealant drying.
Description of drawings
Fig. 1 is the cross section structure schematic diagram of the utility model winding plate band.
Fig. 2 is the fixedly cross section structure schematic diagram of steel band of the utility model.
Fig. 3 is that two winding plate bands of the utility model pass through the fixedly cross section structure schematic diagram of steel band connection.
Fig. 4 is the partial enlarged drawing at A place among Fig. 3.
Shown in the figure: 1, strip, 2, exterior panel, 3, inside panel, 4, reinforcing rib, 5, connect table top, 6, draw-in groove, 7, fixing steel band, 8, the fixing pin band.
The specific embodiment
For ease of explanation, below in conjunction with accompanying drawing, the planomural winding pipeline strip that is used for the reparation of rain sewage conduct of utility model is elaborated.
As shown in Fig. 1 to Fig. 4, a kind of planomural winding pipeline strip for the reparation of rain sewage conduct, comprise strip 1, consist of the exterior panel 2 of strip 1, inside panel 3 and in, reinforcing rib 4 between the exterior panel, the inside panel 3 of described strip 1 both sides is provided with the connection table top 5 of depression, described connection table top 5 is provided with draw-in groove 6, be fitted with fixedly steel band 7 in the described connection table top 5, described fixedly steel band 7 is provided with fixing pin band 8, described draw-in groove 6 is the Pear-Shaped draw-in groove, the Pear-Shaped pin band of described fixing pin band 8 heads for matching with draw-in groove 6, described connection table top 5 side wall constructions are the dovetail groove type structure.
The method that is used for the planomural winding pipeline strip reparation rain sewage conduct of rain sewage conduct reparation mainly comprises following step: 1) pipeline gas detects, 2) pipeline cleaning, 3) installation of PVC planomural winding pipeline, 4) the well chamber mouth of pipe is processed, 5) new pipeline outward appearance is checked and accepted, 6) pipeline closes water and checks and accepts 7) be delivered for use.
According to national security rules and industry standard, before entering underground pipeline, at first use gas detecting instrument that the gas of pipe interior is detected, see whether there is poisonous medium, fuel gas and the situation such as anoxic whether, guarantee the safety of constructing; Distinguish the content situation of oxygen in toxic and harmfuls such as whether having hydrogen sulfide and the air, implementation can be with reference to allowing the contact value with reference to common toxic and harmful allowable concentration and explosive range and " workplace harmful factors Exposed limit value "; In the operation, should keep necessary mensuration number of times or continuous monitoring; Gas detecting instrument must meet national standard and regularly detect, and gas detects and should be undertaken by the unit and the personnel that obtain the monitoring qualification; Before the operation, must ventilate in advance, take the means of natural ventilation or artificial forced-ventilated ventilation, calculate the air quantity of ventilation fan in the sewage conduct according to mean wind speed 0.8m/s, after operation place poisonous and harmful, flammable explosive gas allowable concentration are up to state standards, can carry out operation; For concentration of hydrogen sulfide variation operation greatly, must ventilate simultaneously; For the operation that enters in the pipeline, must shift to an earlier date precipitation before the operation, avoid diving operation, to contact upstream and downstream water pump parking, driving time during operation, prevent that drowned accident from occuring.
Because the pipeline of repairing is the ground of the cement material sewage conduct that rains, the surface is smooth not, easily adhere to impurity, form mud and some microorganisms etc., for the planomural winding pipeline that can make the PVC material reliably and firmly is fixedly attached to rain sewage conduct inside, adopt spades to root out impurity and mud; Then use clear water to wash dust, the residue of pipe interior, the pipeline for having sunk and misplaced carries out reset processing (as smear seam, levelling etc. with the cement mortar of rapid solidification), to guarantee repairing quality.
When carrying out the installation of PVC planomural winding pipeline, the exterior panel of strip is close to inner-walls of duct, utilize the restoring force and the inner-walls of duct that produce after the strip plastic strain to tighten (because the PVC strip has high strength, the restoring force that produces afterwards in moulding distortion can reach 2000N), strip is arranged according to the mode of spiral winding, make between adjacent two strips closely close, remove, solvent-borne type PVC glue special will be smeared again in the connection table top between adjacent two strips and the draw-in groove, in order to increase work efficiency, adopt the machine automatic glue application, applying amount is no less than 30 grams/rice, fixedly steel band passes through external force, be generally the machine pressure roller with slider roller, the mode that also can take manpower to be pressed under some specific conditions is pressed into and is mounted in the draw-in groove that connects the table top place, waits for that 10 minutes solvent-borne type PVC glue specials can be dry, strip and strip are bonded to one by fixing steel band, and firmly are fixed on the inner-walls of duct.
Strip wants continuous winding to cross well when pipe interior twines through the inspection well head, at the Jing Shikou place by the neat circular well head that cuts out bore and well chamber mouth equivalent diameter of cutting machine, to use as observation and drain hole, then adopt special-purpose antifouling, waterproof, anti-soda acid, the well head that grease proofing rubber sealing cuts out, to prevent the corrosive goods confrontation otch corrosion in the underground rain sewage, affect bonding effect between strip and the strip etc., starting point for pipeline adopts the special (purpose) rubber circle, namely according to the pipe diameter size in the pvc pipe road after repairing, formulate the identical rubber seal in aperture, then the interior piston ring by stainless steel is fixed and locks.
Detection for pipeline, the general dual mode that adopts, two kinds of detection modes of vision and closed-circuit television (are observed less than the employing closed-circuit television mode of 1m at caliber, adopt artificial vision's mode to observe greater than 1m), no matter take any, when detecting, all need the infiltration capacity of pipe interior water is measured, because the intrinsic situation of present pipeline itself is different from desirable pipeline and grade, the condition that each pipeline is had nothing in common with each other, whether from PVC internal lining pipe have phenomenon of osmosis, the general employing adds plug between two observation wells, be full of water and do closed-water test if should observe underground water, test period 24 hours, begin timing when test head reaches the regulation head, the water percolating capacity of observation pipeline is until observe when finishing, should be constantly moisturizing in the test section, keep test head constant.The observation time of water percolating capacity must not be less than 30 minutes, and the actual measurement water percolating capacity should be calculated as follows:
q=W/(T×L)
In the formula: q---actual measurement water percolating capacity, unit: L/(min*m);
W---rate of water make-up, unit: L;
T---actual measurement water percolating capacity observation time, unit: min;
The length of L---test section, unit: m.
Pipeline closed-water test head adds 2 meters calculating with upstream manhole place design head, when exceeding upstream manhole well head, being as the criterion with the well head height, (pipe has the gradient just can flow to lower from eminence, the pipe of upstream will be increased for spilling water not, but the height that can not surpass manhole), the inspection pipeline section is filled water-soaking time and should be less than 24 hours, keep under the constant condition of test head in continuous moisturizing, observation time should not be less than 30 minutes, then survey leakage, calculate whether meet standard.
The technical program can effectively be avoided pipe sedimentation, strengthen the radially anti-pressure ability of pipeline integral body, the inner-walls of duct that utilizes winding plate band to repair is smooth, fluid resistance is little, through-current capacity can improve 30% ~ 40%, and the utility model construction technology is convenient, can operate construction in manhole, but also submersible, the scope of application is comparatively extensive.
From above technical Analysis, repair with the advantage of PVC planomural tubing obvious, better conveyance power of water and lower operating cost are arranged, and its corrosion resistance is high, lightweight, simple, easy construction and with low cost are installed, this pipeline is mainly used in repairing down town or the subway rain sewage conduct that can't repair with traditional digging mode, compare with traditional excavation type restorative procedure, rapider, fast and not affect under the condition of people's normal life and repair, the indices of the effect after the reparation also is better than other pipeline rehabilitation tubing.
In the above-described embodiments, the preferred forms of the utility model technology is described, obviously, under the utility model design of the utility model technology, still can make a lot of variations.At this, should illustrate, any change of making under the utility model design of the utility model technology all will fall in the protection domain of the utility model technology.
Claims (4)
1. one kind is used for the planomural winding pipeline strip that the rain sewage conduct is repaired, comprise strip, reinforcing rib between exterior panel, inside panel and the inside and outside wallboard of formation strip, it is characterized in that: the inside panel of described strip both sides is provided with the connection table top of depression, described connection table top is provided with draw-in groove, be fitted with fixedly steel band in the described connection table top, described fixedly steel band is provided with the fixing pin band.
2. planomural winding pipeline strip of repairing for the rain sewage conduct according to claim 1, it is characterized in that: described draw-in groove is the Pear-Shaped draw-in groove.
3. the planomural winding pipeline strip for the reparation of rain sewage conduct according to claim 2 is characterized in that: the Pear-Shaped pin band of described fixing pin band head for matching with draw-in groove.
4. planomural winding pipeline strip of repairing for the rain sewage conduct according to claim 3, it is characterized in that: described connection table top side wall construction designs for dovetail groove type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627978 CN202913497U (en) | 2012-11-26 | 2012-11-26 | Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627978 CN202913497U (en) | 2012-11-26 | 2012-11-26 | Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202913497U true CN202913497U (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220627978 Expired - Fee Related CN202913497U (en) | 2012-11-26 | 2012-11-26 | Planomural winding pipeline plate-strip used for repairing rainy sewer pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN202913497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979159A (en) * | 2012-11-26 | 2013-03-20 | 滨州华晨新型建材有限公司 | Flat wall winding conduit strip for repairing rain and sewage conduit and repair method |
| CN109538874A (en) * | 2019-01-28 | 2019-03-29 | 成都川路塑胶集团有限公司 | A kind of assembly type pipe hoop structure |
-
2012
- 2012-11-26 CN CN 201220627978 patent/CN202913497U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979159A (en) * | 2012-11-26 | 2013-03-20 | 滨州华晨新型建材有限公司 | Flat wall winding conduit strip for repairing rain and sewage conduit and repair method |
| CN102979159B (en) * | 2012-11-26 | 2015-04-29 | 滨州华晨新型建材有限公司 | Flat wall winding conduit strip for repairing rain and sewage conduit and repair method |
| CN109538874A (en) * | 2019-01-28 | 2019-03-29 | 成都川路塑胶集团有限公司 | A kind of assembly type pipe hoop structure |
| CN109538874B (en) * | 2019-01-28 | 2024-01-19 | 成都川路塑胶集团有限公司 | Assembled pipe hoop structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20181126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |