CN100575764C - The repairing apparatus of under ground piping and method - Google Patents
The repairing apparatus of under ground piping and method Download PDFInfo
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- CN100575764C CN100575764C CN200610074970A CN200610074970A CN100575764C CN 100575764 C CN100575764 C CN 100575764C CN 200610074970 A CN200610074970 A CN 200610074970A CN 200610074970 A CN200610074970 A CN 200610074970A CN 100575764 C CN100575764 C CN 100575764C
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- hot pressing
- repairing
- under ground
- swelling bag
- split
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Abstract
The invention provides a kind of repairing apparatus of under ground piping, comprise that the top is uncovered carrying casing, is provided with the hot pressing swelling bag in the described carrying casing.The present invention also provides a kind of method for repairing and mending of under ground piping, comprising: the position is split in the leakage that will meet heat-formable material coating or stick on inner-walls of duct; Require the repairing apparatus of the arbitrary described under ground piping of 1-7 to be arranged at described leakage aforesaid right and split the position, and make and Lou split the top that the position is in described carrying casing; Described hot pressing swelling bag is applied hot pressing, it is expanded and be attached at described leakage fully and split on the chance heat-formable material on the position; After treating that the position is split in the described leakage of described chance heat-formable material shutoff, described hot pressing swelling bag is reduced pressure or cools off, and make this hot pressing swelling bag break away from described chance heat-formable material, finish repairing.The present invention makes thermosetting or thermoplastic material be subjected to uniform pressure, has improved the repairing quality of pipeline, also is convenient to the repairing pipe personnel operation, and has saved heat energy and water resources.
Description
Technical field
The present invention relates to a kind of repairing apparatus and method of pipeline, the especially a kind of device that the leakage position of underground pipeline is repaired by the non-digging mode in scene and method of repairing of being used for.
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 thermoset material on the inner-walls of duct that needs are repaired, and under ground piping, place an especially big expanding bag, hot water is injected in the expanding bag by pressure pump, whole expanding bag is subjected to the extrusion expansion of water, fill the inner diameter wall that is held in the whole under ground piping of this section, and inner diameter wall there are enough extruding forces, the heat of its hot water makes the thermosetting material (chance heat-formable material) on the inwall melt, its pressure makes thermosetting material glue well and applies on the inwall of impaired pipeline, and fill up damaged part, after a period of time, remove expanding bag, after the thermosetting 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 on the one hand expanding bag to want enough big, bring certain degree of difficulty to construction, on the other hand, so just require expanding bag that enough swelliong powers will be arranged, also require expanding bag after expansion, enough pressure will be arranged on the one hand again to the inwall of pipeline, so that thermosetting material is close to the inwall of pipeline and further is pressed into impaired position, 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.
Summary of the invention
The object of the present invention is to provide a kind of repairing apparatus and method of under ground piping, with the repairing method that solves prior art to the thermosetting 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, comprise that the top is uncovered carrying casing, is provided with the hot pressing swelling bag in the described carrying casing, described carrying casing bottom outside is provided with supporting part, is used for this carrying casing of support fixation.
In the technique scheme, the hot pressing swelling bag can be provided with the import and export that are used to be pressed into or derive hot fluid.
Be filled with liquid or gas in the above-mentioned hot pressing swelling bag; The inside or the outside of described hot pressing swelling bag are provided with Electric heating appliance, are used for the gas or the liquid of described swelling bag are added thermal expansion.
The present invention also provides a kind of method for repairing and mending of under ground piping, comprises the steps:
The position is split in step 1, the leakage that will meet heat-formable material coating or stick on inner-walls of duct;
Repairing apparatus and method by under ground piping provided by the invention, make heat cure (chance thermoforming) material be subjected to uniform pressure, improved the repairing quality of pipeline, also be convenient to the repairing pipe personnel operation, improve working efficiency, 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 an embodiment's of the repairing apparatus of under ground piping of the present invention structural representation;
Fig. 2 is an embodiment's of the method for repairing and mending of under ground piping of the present invention flow chart;
The radially assembling schematic representation of Fig. 3 during for the concrete operation of the present invention;
The axial assembling schematic representation of Fig. 4 during for the concrete operation of the present invention.
Description of reference numerals:
1-carrying casing 2-hot pressing swelling bag
3-supporting part 4-tube wall
5-leaks and splits position 6-chance heat-formable material
Embodiment
Fig. 1 is an embodiment's of the repairing apparatus of under ground piping of the present invention structural representation.As shown in Figure 1, comprise carrying casing 1, in the carrying casing 1 hot pressing swelling bag 2 is set, carrying casing 1 bottom outside is provided with supporting part 3, is used for this carrying casing 1 of support fixation.Carrying casing 1 is in order to carry inner hot pressing swelling bag, and the vertical plane around it stops for the expansion of hot pressing swelling bag provides, and makes this hot pressing swelling bag 2 be heated and when expanding, and the position is split in the leakage that the dilatancy of hot pressing swelling bag can be attached to fully pipeline.Supporting part 3 mainly is in order to make carrying casing 1 fixed support, guarantee that hot pressing swelling bag 2 is when being heated and expand, its expansive force as much as possible put on the inner-walls of duct that Lou splits the position, make the chance heat-formable material can glue the leakage of applying the inner-walls of duct of mending at needs well and split the position, when treating its cooling, be solidificated in and Lou split the position, finish the work of repairing.
In the foregoing description, hot pressing swelling bag 2 can be provided with the import and export that are used to be pressed into or derive hot fluid, is used for heated fluid injection in the thermotropism compression swelling capsule 2, makes its expansion and has certain heat, the chance heat-formable material heating that has attached is before leaked its shutoff and is split the position.
The foregoing description can also adopt another kind of mode, i.e. filling liquid or gas in hot pressing swelling bag 2; And at the inside or the arranged outside Electric heating appliance of hot pressing swelling bag 2.Electric heating appliance can heat the liquid or the gas of filling, and makes hot pressing swelling bag 2 that thermal expansion take place.
In repairing apparatus of the present invention, carrying casing 1 can be cuboid, cylindrical body or hemisphere, can put into pipeline, and the radial dimension of suggestion carrying casing 1 is less than the diameter of pipeline.
Hot pressing swelling bag 2 can adopt elasticity, thermal conductivity good, and can prevent to make with the material of repairing material adhesion, help the swelling index that reaches certain, and can be good at heat conduction, can also bear certain pressure, in construction, can prevent to stick together, thereby reach good repairing pipe effect simultaneously with repairing material.
Hot pressing swelling bag 2 can also adopt to be provided with on the surface and prevents and the mode of the abscission layer of repairing material adhesion, guarantees to meet heat-formable material and can not glue the surface of applying at hot pressing swelling bag 2, is convenient to the use repeatedly of hot pressing swelling bag 2.
Fig. 2 is an embodiment's of the method for repairing and mending of under ground piping of the present invention flow chart.As shown in Figure 2, the step of this method is specially:
The position is split in step 101, the leakage that will meet heat-formable material coating or stick on inner-walls of duct;
Step 102, require the repairing apparatus of the arbitrary described under ground piping of 1-7 to be arranged at described leakage aforesaid right to split the position, and make and Lou split the top that the position is in described carrying casing;
Step 103, described hot pressing swelling bag is applied hot pressing, it is expanded and be attached at described leakage fully and split on the chance heat-formable material on the position;
Step 104, treat that the position is split in the described leakage of described chance heat-formable material shutoff after, described hot pressing swelling bag is reduced pressure or cools off, and make this hot pressing swelling bag break away from described chance heat-formable material, finish repairing.
Step 105, end.
Among the embodiment of said method, in the step 101, the position is split in the leakage of adopting the coating of thermoplastic material or thermosets or sticking on inner-walls of duct.
Also comprise between above-mentioned steps 102 and the described step 103: described supporting units support in tube wall, is used for the described carrying casing of support fixation.
In the above-mentioned steps 103, adopt the mode of input hot fluid that described hot pressing swelling bag is applied hot pressing, make its expansion.
In the above-mentioned steps 104, the mode of employing heat outputting fluid reduces pressure to described hot pressing swelling bag or cools off.
In the above-mentioned steps 103, adopt electrically heated mode that described hot pressing swelling bag is applied hot pressing.
In the above-mentioned steps 104, adopt outage to stop heating, the mode that natural cooling breaks away from reduces pressure to described hot pressing swelling bag or cools off.
The radially assembling schematic representation of Fig. 3 during for the concrete operation of the present invention.The axial assembling schematic representation of Fig. 4 during for the concrete operation of the present invention.Leak when splitting position 5 when having on the tube wall 4, at first, the position is split in thermoplastic material or thermosets coating or the leakage that sticks on inner-walls of duct; Secondly, the repairing apparatus of the under ground piping among the embodiment shown in Figure 1 is arranged at described leakage splits the position, and make and Lou split the top that the position is in described carrying casing; Supporting units support in the repairing apparatus in tube wall, is used for the described carrying casing of support fixation; Adopt the mode of input hot fluid that described hot pressing swelling bag is applied hot pressing, it is expanded and be attached at described leakage fully and split on the chance heat-formable material on the position; Or adopt electrically heated mode that the hot pressing swelling bag that inside is filled with gas or liquid is applied hot pressing, it is expanded and be attached at described leakage fully and split on the chance heat-formable material on the position; After the shutoff of treatment heat-formable material is leaked and is split the position, the hot pressing swelling bag is reduced pressure or cools off, and make this hot pressing swelling bag break away from the chance heat-formable material, finish repairing, wherein, can adopt the mode of heat outputting fluid that described hot pressing swelling bag is reduced pressure or cool off, adopt outage to stop heating to electrically heated hot pressing swelling bag, the mode that natural cooling breaks away from reduces pressure to the hot pressing swelling bag or cools off.
From top embodiment 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 carrying casing and pipeline forms the space of the space of sealing much smaller than pipeline, the mode of air bag that the pressure distribution of thermosetting or thermoplastic material is full of pipeline than available technology adopting is even, and among the present invention, be directly to exert pressure to thermosetting or thermoplastic material when repairing with the gas or the liquid of heat, can make that thermosetting or thermoplastic material are 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 (13)
1, a kind of repairing apparatus of under ground piping is characterized in that, comprises that the top is uncovered carrying casing, in the described carrying casing hot pressing swelling bag is set, and described carrying casing bottom outside is provided with supporting part, is used for this carrying casing of support fixation.
2, the repairing apparatus of under ground piping according to claim 1 is characterized in that, described hot pressing swelling bag is provided with the import and export that are used to be pressed into or derive hot fluid.
3, the repairing apparatus of under ground piping according to claim 1 is characterized in that, is filled with liquid or gas in the described hot pressing swelling bag; The inside or the outside of described hot pressing swelling bag are provided with Electric heating appliance, are used for the gas or the liquid of described swelling bag are added thermal expansion.
4, the repairing apparatus of under ground piping according to claim 1 is characterized in that, described carrying casing is cuboid, cylindrical body or hemisphere.
According to the repairing apparatus of claim 1,2 or 3 described under ground pipings, it is characterized in that 5, described hot pressing swelling bag adopts elasticity, has thermal conductivity and can prevent and make with the material of repairing material adhesion.
According to the repairing apparatus of claim 1,2 or 3 described under ground pipings, it is characterized in that 6, described hot pressing swelling bag surface is provided with the abscission layer that can prevent with the repairing material adhesion.
7, a kind of method for repairing and mending of under ground piping is characterized in that, comprises the steps:
The position is split in step 1, the leakage that will meet heat-formable material coating or stick on inner-walls of duct;
Step 2, require the repairing apparatus of each described under ground piping of 1-6 to be arranged at described leakage aforesaid right to split the position, and make and Lou split the top that the position is in described carrying casing;
Step 3, described hot pressing swelling bag is applied hot pressing, it is expanded and be attached at described leakage fully and split on the chance heat-formable material on the position;
Step 4, treat that the position is split in the described leakage of described chance heat-formable material shutoff after, described hot pressing swelling bag is reduced pressure or cools off, and make this hot pressing swelling bag break away from described chance heat-formable material, finish repairing.
8, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, in the described step 1, the position is split in the leakage of adopting the coating of thermoplastic material or thermosets or sticking on inner-walls of duct.
9, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, the supporting units support in the described step 2 in tube wall, is used for the described carrying casing of support fixation.
10, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, in the described step 3, adopts the mode of input hot fluid that described hot pressing swelling bag is applied hot pressing, makes its expansion.
11, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, in the described step 4, the mode of employing heat outputting fluid reduces pressure to described hot pressing swelling bag or cools off.
12, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, in the described step 3, adopts electrically heated mode that described hot pressing swelling bag is applied hot pressing.
13, the method for repairing and mending of under ground piping according to claim 7 is characterized in that, in the described step 4, adopts outage to stop heating, and the mode that natural cooling breaks away from reduces pressure to described hot pressing swelling bag or cools off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610074970A CN100575764C (en) | 2006-04-25 | 2006-04-25 | The repairing apparatus of under ground piping and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610074970A CN100575764C (en) | 2006-04-25 | 2006-04-25 | The repairing apparatus of under ground piping and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101063505A CN101063505A (en) | 2007-10-31 |
| CN100575764C true CN100575764C (en) | 2009-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610074970A Expired - Fee Related CN100575764C (en) | 2006-04-25 | 2006-04-25 | The repairing apparatus of under ground piping and method |
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| CN (1) | CN100575764C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882608B (en) * | 2019-03-19 | 2020-03-17 | 温州职业技术学院 | Isolated vortex control type stop pipe valve |
| CN111947982B (en) * | 2020-07-17 | 2023-05-16 | 安徽机电职业技术学院 | Automatic sampling robot for monitoring water environment along river channel |
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2006
- 2006-04-25 CN CN200610074970A patent/CN100575764C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101063505A (en) | 2007-10-31 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING LONGKEXIN TRENCHLESS ENGINEERING CO., LTD. Free format text: FORMER OWNER: SHA YUAN Effective date: 20110811 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200126 PUDONG NEW AREA, SHANGHAI TO: 100195 HAIDIAN, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110811 Address after: No. 8 Beijing City District 100195 Haidian District city Sijiqing road 718 Patentee after: Beijing Longkexing Trenchless Engineering Co., Ltd. Address before: 401 room 550, Lane 200126, Yaohua Road, Shanghai, Pudong New Area Patentee before: Sha Yuan |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20170425 |