CN101063507A - Mending device for underground pipe line - Google Patents
Mending device for underground pipe line Download PDFInfo
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- CN101063507A CN101063507A CN 200610074972 CN200610074972A CN101063507A CN 101063507 A CN101063507 A CN 101063507A CN 200610074972 CN200610074972 CN 200610074972 CN 200610074972 A CN200610074972 A CN 200610074972A CN 101063507 A CN101063507 A CN 101063507A
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Abstract
The invention provides a mending device of underground pipeline, comprising a bearing slot for bearing hot liquid with an opening outward, two closed ends, an exit/entrance for hot liquid and a pressure sealing element on the inner edge. The invention provides another mending device of underground pipeline, comprising a ring bearing slot for bearing hot liquid with an opening outward, a pressure sealing element on the inner edge and an exit/entrance for hot liquid. The invention exerts the uniform pressure on the mending material, increases the mending quality and is easy to operate for maintainers, saving heat and water resource.
Description
Technical field
The present invention relates to a kind of repairing apparatus, especially a kind of leakage phenomenon, the device that adopts non-digging mode to repair under ground piping.
Background technique
Under ground piping is a kind of requisite Infrastructure of current society, and it is distributed in underground, is used for transmitting various liquid, and for example, the domestic sewage in the city transmits by under ground piping.But under ground piping is because a variety of causes (as the corrosion of soil, pipeline aging), and under ground piping occurs damaged through regular meeting; because pipeline is buried under the ground, may have various buildings on the ground, be difficult in this case pipeline is carried out whole replacing; therefore, need repair underground pipeline.
Existing repairing method is: coat repairing material on the inner-walls of duct that needs are repaired, and under ground piping, place an expanding bag, hot water is injected in the expanding bag by pressure pump, whole expanding bag is subjected to the extrusion expansion of water, the inwall extruding of repairing material to pipeline will be coated on the inwall, and repairing material is heated by the heat in the hot water, it is close on the impaired inner-walls of duct, and fill up damaged part, after a period of time, remove expanding bag, after the repairing material cooling, be solidificated on the impaired pipeline, thereby realization is to the repairing of underground pipeline.
But there is following deficiency technically in existing repairing method: if the diameter of under ground piping is very big, very high to the requirement that requires expanding bag, require expanding bag that enough swelliong powers will be arranged on the one hand, also require expanding bag after expansion, enough pressure will be arranged on the other hand to the inwall of pipeline, get inwall and further be pressed into impaired position so that repairing material is close to pipeline, and inflation pocket inflates even must exerting pressure of also very difficult realization after enough big; In addition, need to inject a large amount of hot water in the expanding bag, the diameter of pipeline is big more, and the amount of the hot water that need inject is just many more, like this heat energy and water resources is caused huge waste.
The object of the present invention is to provide a kind of repairing apparatus of under ground piping, with the repairing method that solves prior art to the repairing material inequality of exerting pressure, operation inconvenience, and cause the defective of the huge waste of heat energy and water resources.
For achieving the above object, the invention provides a kind of repairing apparatus of under ground piping, the bearing groove that is used to carry hot fluid that opening is outside, the two-port sealing of described bearing groove, described bearing groove is provided with hot fluid and imports and exports; The inner side edge of described bearing groove is provided with pressure sealing component.
The present invention also provides the repairing apparatus of another kind of under ground piping, comprises that outside being used to of opening carry the annular bearing groove of hot fluid, and the inner side edge of described bearing groove is provided with pressure sealing component, and described bearing groove is provided with the import and export of hot fluid.
By the repairing apparatus of under ground piping provided by the invention, make repairing material be subjected to uniform pressure, improved the repairing quality of pipeline, also be convenient to the repairing pipe personnel operation, and saved heat energy and water resources.
Below by drawings and Examples, technological scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the structural representation of specific embodiments of the invention;
Fig. 2 is the structural representation of pressure seal of the present invention;
Fig. 3 is the structural representation of another embodiment of the present invention.
Embodiment
The repairing material that the repairing of underground pipeline is mainly adopted is thermosets or thermoplastic material, its principle is repairing material to be heated make its deliquescing, apply certain pressure simultaneously, make the repairing material of deliquescing fill up the position of damaging, become one with pipeline after cooling, thereby finish repairing.
Referring to Fig. 1, it is the structural representation of specific embodiments of the invention, repairing apparatus comprises that outside being used to of an opening carry the bearing groove 1a of hot fluid, the two-port sealing of bearing groove 1a, its sectional shape as shown in the figure, also can adopt " U " shape or other shapes, described bearing groove is provided with the import and export 3 of hot fluid, the inner side edge of bearing groove 1a is provided with wiper seal capsule 2a, the bearing groove of two-port sealing has four inner side edges, only show two wiper seal capsules among Fig. 1, the wiper seal capsule is also arranged at two other inner side edge of bearing groove.A is a pipeline among the figure, and B is the thermosets that is coated on the inner-walls of duct, and exerting pressure by 4 pairs of bearing grooves of supporting part is pressed on the inner-walls of duct bearing groove and forms the space of sealing with the inwall of pipeline.In the application of reality, at first on inwall, coat thermosets, and pass through supporting part, bearing groove is squeezed on the inner-walls of duct that scribbles thermosets, the import and export of co-current flow body are pressed into the gas or the liquid of heat, liquid or gas are full of the space of inwall formation sealing this device and pipeline and the wiper seal capsule on the device inner side edge are pressurizeed, make this wiper seal capsule compressive deformation, fill the edge of bearing groove and the slit between the inner-walls of duct, leak the slit between making that the gas that pours or liquid seal in the space of repairing apparatus and inner-walls of duct and can be between the edge of bearing groove and inner-walls of duct.Gas or liquid are carrying heat, thermosets is solidified, and along with the increase of liquid or gas pressure, thermosets is pressed in the impaired inner-walls of duct.After a period of time, described gas or fluid are discharged from importing and exporting, remove this device, finish repairing pipe.Described supporting part can adopt common pressure support equipment (as jack etc.), with the inwall of pipeline as supporting plane, this supporting part can be used as a supplementary equipment of repairing apparatus of the present invention, and a part that also can be used as this device is connected with the bottom of bearing groove.Wiper seal capsule in the present embodiment also can change the pressure seal of a sectional shape for " L " shape into, and as shown in Figure 2, the principle of its sealing also is to fill the edge of bearing groove and the slit between the inner-walls of duct under the extruding of gas or liquid.The repairing apparatus of the pipeline of present embodiment can be repaired the local damage of underground pipeline, operating type is very flexible, repair area and depend on the inner-walls of duct area that is positioned at bearing groove after bearing groove and under ground piping inwall are fitted, in concrete application, can customize the size of bearing groove as required, to satisfy the needs of repairing.
Referring to Fig. 3, it is the structural representation of another embodiment of the present invention, be with the foregoing description difference: repairing apparatus comprises that outside being used to of opening carry the annular bearing groove 1b of hot fluid, its sectional shape as shown in the figure, also can adopt " U " shape or other shapes, the inner side edge of described bearing groove 1b is provided with wiper seal capsule 2a, and described bearing groove 1b is provided with the import and export 3 of hot fluid.In the application of reality, the diameter of annular bearing groove is less than the internal diameter of under ground piping, and approaches the internal diameter of under ground piping, put annular bearing groove under ground piping like this after, just the inwall with under ground piping forms an enclosed space.
When concrete the repairing, also be to be provided with the fluid of the inlet injection heat of hot fluid by the bottom of bearing groove, but, can not need support device because bearing groove is annular.After coating thermosets on the inner-walls of duct to be repaired, device in the present embodiment is placed on inner-walls of duct place to be repaired, hot liquid or gas are injected in the import and export of the fluid of the bottom by bearing groove then, liquid or gas are full of the space of inwall formation sealing this device and pipeline and the wiper seal capsule on the device inner side edge are pressurizeed, make this wiper seal capsule compressive deformation, fill the edge of bearing groove and the slit between the inner-walls of duct, leak the slit between making that the gas that pours or liquid seal in the space of repairing apparatus and inner-walls of duct and can be between the edge of bearing groove and inner-walls of duct.The sectional shape that wiper seal capsule in the present embodiment also can change into as shown in Figure 2 is the pressure seal 2b of " L " shape.The advantage of the repairing apparatus in the present embodiment is, the bearing groove of ring structure is owing to have only two limits, be easy to like this form sealed space with inner-walls of duct, and do not need supporting part, the repairing area of this device depends on the width spread length of the axial direction of under ground piping (promptly should the annular bearing groove along) of described bearing groove.
In the above-described embodiments, the material of repairing usefulness also can be thermoplastic material, in addition, when the pipeline that will repair is very long, can't install the disposable repairing of finishing with this, the mode that then can adopt segmentation to repair, this will handle the interface between section and the section, if the repairing material that adopts is a thermosets, then between section and section, the water-swellable packing ring can be set,, then allow the thermoplastic material part of every section end overlapping if repairing material is a thermoplastic material, directly connect after the deformation, or carry out the filling and repairing connection again.
From two top embodiments as can be seen, the repairing apparatus of under ground piping of the present invention has the characteristics of operating flexibility, make things convenient for the repairing personnel to construct, because the inwall of bearing groove and pipeline forms the space of the space of sealing much smaller than pipeline, the mode of air bag that the pressure distribution of thermosets or thermoplastic material (chance thermosetting material) is full of pipeline than available technology adopting is even, and among the present invention, be directly to exert pressure to meeting thermosetting material when repairing with the gas or the liquid of heat, can make that repairing material is more uniform to be filled in impaired inner-walls of duct, reach better repair efficiency.
It should be noted last that, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (10)
1, a kind of repairing apparatus of under ground piping is characterized in that comprising that outside being used to of opening carry the bearing groove of hot fluid, the two-port sealing of described bearing groove, and described bearing groove is provided with hot fluid and imports and exports; The inner side edge of described bearing groove is provided with pressure sealing component.
2, repairing apparatus according to claim 1 is characterized in that being provided with supporting part in the bottom outside of described bearing groove.
3, repairing apparatus according to claim 1 and 2 is characterized in that described bearing groove is a circular shape.
4, repairing apparatus according to claim 1 and 2 is characterized in that the sectional shape of described bearing groove is " U " shape or " recessed " shape.
5, repairing apparatus according to claim 1 and 2 is characterized in that the pressure seal of described pressure sealing component for " L " shape.
6, device according to claim 1 and 2 is characterized in that described pressure sealing component is the wiper seal capsule.
7, a kind of repairing apparatus of under ground piping is characterized in that comprising that outside being used to of opening carry the annular bearing groove of hot fluid, is provided with pressure sealing component at the inner side edge of described bearing groove, and described bearing groove is provided with the import and export of hot fluid.
8, repairing apparatus according to claim 7 is characterized in that the sectional shape of described bearing groove is " U " shape or " recessed " shape.
9, repairing apparatus according to claim 7 is characterized in that the pressure seal of described pressure sealing component for " L " shape.
10, device according to claim 7 is characterized in that described pressure sealing component is the wiper seal capsule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610074972 CN101063507A (en) | 2006-04-25 | 2006-04-25 | Mending device for underground pipe line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610074972 CN101063507A (en) | 2006-04-25 | 2006-04-25 | Mending device for underground pipe line |
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| Publication Number | Publication Date |
|---|---|
| CN101063507A true CN101063507A (en) | 2007-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610074972 Pending CN101063507A (en) | 2006-04-25 | 2006-04-25 | Mending device for underground pipe line |
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| CN (1) | CN101063507A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110298A (en) * | 2021-11-23 | 2022-03-01 | 黄河勘测规划设计研究院有限公司 | Concrete pipe joint plugging method for jacking pipe |
-
2006
- 2006-04-25 CN CN 200610074972 patent/CN101063507A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110298A (en) * | 2021-11-23 | 2022-03-01 | 黄河勘测规划设计研究院有限公司 | Concrete pipe joint plugging method for jacking pipe |
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