CN202852194U - Device and system of under ground pipeline repair without excavation of pneumatic burst pipe - Google Patents

Device and system of under ground pipeline repair without excavation of pneumatic burst pipe Download PDF

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Publication number
CN202852194U
CN202852194U CN 201220533153 CN201220533153U CN202852194U CN 202852194 U CN202852194 U CN 202852194U CN 201220533153 CN201220533153 CN 201220533153 CN 201220533153 U CN201220533153 U CN 201220533153U CN 202852194 U CN202852194 U CN 202852194U
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CN
China
Prior art keywords
pipe
splits
tube head
pneumatic
excavation
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Withdrawn - After Issue
Application number
CN 201220533153
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Chinese (zh)
Inventor
王远峰
张春
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BEIJING LONGKEXING TRENCHLESS ENGINEERING Co Ltd
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BEIJING LONGKEXING TRENCHLESS ENGINEERING Co Ltd
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Priority to CN 201220533153 priority Critical patent/CN202852194U/en
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Publication of CN202852194U publication Critical patent/CN202852194U/en
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Abstract

The utility model provides a device and a system of under ground pipeline repair without excavation of a pneumatic burst pipe. The system comprises an existing well and a working pit, wherein a pulley group and a winch are arranged on a position of the existing well, and the winch is connected with a burst pipe head through a traction device. The traction device is provided with a front crossover coupling, a rear crossover coupling, a pin, a regulator and a bolt, and an air compressor is arranged outside the working pit to drive a tamping machine. According to the device and the system, the whole process is conducted on the condition of one pit and one well, the rollback function of the tamping machine is used cleverly, and the existing well replaces a receiving pit. Therefore, excavation volume can be reduced, work efficiency is improved, and cost is saved.

Description

The pneumatic Apparatus and system that splits pipe reparation under ground piping of a kind of non-excavation
Technical field
The utility model relates to technical field of buildings, refers to especially the pneumatic Apparatus and system that splits pipe reparation under ground piping of a kind of non-excavation.The utility model can be applied to the non-excavation pipeline of municipal engineering and change, so that underground pipeline is changed.
Background technique
In technical field of buildings, be very difficult for buried the replacing in beneath pipeline.Take waste pipe as example, what existing waste pipe original position replacing technology was generally used is to split the pipe method; Split Guan Fake be divided into static pressure split the pipe and the pneumatic pipe that splits.
It is by being applied to the static pressure of splitting on the tube head old pipeline that breaks that static pressure splits pipe.Specifically comprise: use cable wire or drilling rod to pass old pipeline and be connected to split tube head before bring in and apply static pressure, therefore be applied to the static pressure of splitting on the tube head and want enough greatly.
The pneumatic pipe that splits is to be connected with new pipeline splitting tube head, split tube head under the effect of tamping tube hammer with old pipeline spalling, and the pipeline sliver that will break is expressed in the soil layer on every side; Simultaneously new pipe is drawn in or headed into from the back of tamping tube hammer hammer, finish more changing jobs of pipeline.
The principle of above-mentioned two kinds of methods is identical, and just power system is different.These two kinds show the methodical following shortcoming that all has: this excavation mode need to be excavated two working pits when implementing just can carry out the original position replacing.
The model utility content
For existing defective and problem of underground pipeline being carried out must excavating when original position is changed two working pits, the utility model embodiment's purpose is to propose the pneumatic Apparatus and system that splits pipe reparation under ground piping of a kind of more rational non-excavation.
In order to achieve the above object, the utility model embodiment has proposed that a kind of non-excavation is pneumatic to split the device that pipe is repaired under ground piping, comprises and splits tube head, and this splits tube head and is provided with conical nose and is connected and be used for connecting an afterbody of replacing pipe, and has a through hole; This through hole center line overlaps with described conical nose center line, crossover sub before anterior column through hole is used for installing, and the afterbody conical through-hole is used for connecting pipe rammer; This splits tube head and is provided with the conical nose outer surface and is provided with swollen cutter; The external diameter that splits tube head of described swollen cutter corresponding position greater than the internal diameter of old pipe when advancing, to burst old pipe.
Wherein, front crossover sub inserts in the opening of an end of conical nose, and is connected with an end of this regulator by pin; And crossover sub after the other end of this regulator connects; Rear crossover sub is bolted pipe rammer.
Wherein, split the through hole of tube head at the suitable opening of afterbody formation one and pipe rammer external diameter, split in the tube head so that pipe rammer is socketed in this; The external diameter that splits tube head is suitable so that this replacement pipe box is connected on the afterbody that this splits tube head with the replacement pipe.
Wherein, this replacement pipe is by hex screw and locating stud and split tube head and fix.
Wherein, be socketed with support ring in this replacement pipe when advancing, to support described pipe rammer.
Simultaneously, the utility model has also proposed a kind of the application such as the pneumatic system of splitting pipe reparation under ground piping of the non-excavation of front each described device, also comprises: existing well and working pit; Be provided with sheave block and winch at existing Jing Chu, the front crossover sub that splits tube head to draw this by tow rope; Working pit also is provided with air compressor outward to drive this pipe rammer.
Wherein, this sheave block comprises the first static pulley that is arranged on well head and is arranged on the second static pulley that flushes with old pipe in the well.
Wherein, the length of this working pit should be replaced the length of pipe at least greater than this, to guarantee that replacing pipe can the direction parallel with old pipe enter this working pit.
The utility model is embodiment have the following advantages:
The whole process of the utility model is under the one well condition of a hole, has utilized cleverly existing well to substitute and has received the hole.Can reduce excavated volume like this, thereby increase work efficiency and provide cost savings.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the utility model embodiment's system;
Fig. 2 is the utility model embodiment's the sectional structure schematic diagram that splits tube head;
Fig. 3 is that the A-A of Fig. 2 is to the sectional structure schematic diagram;
Fig. 4 is the utility model embodiment's the sectional structure schematic diagram that tube head connects pipe rammer that splits;
Fig. 5 is that the utility model embodiment's the tube head that splits connects the sectional structure schematic diagram of replacing pipe;
Sectional structure schematic diagram when Fig. 6 is splitting tube head and using of the utility model embodiment;
Description of reference numerals:
1: sheave block;
2: winch;
3: air compressor;
4: working pit;
5: received well;
6: front crossover sub;
7: pin;
8: swollen cutter;
9: rear crossover sub;
10: hex screw;
11: pipe rammer;
12: support ring;
13: replace pipe;
14: bolt;
15: regulator;
16: split tube head;
17: locating stud.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1:
The utility model the first embodiment has proposed the pneumatic device that splits pipe reparation under ground piping of a kind of non-excavation, its structure is such as Fig. 2~shown in Figure 6, comprise and split tube head 16, this splits tube head 16 and is provided with conical nose and is connected an afterbody that is used for connecting pipe rammer 11, and has a through hole; This through hole center line overlaps with described conical nose center line, crossover sub before anterior column through hole is used for installing, and the afterbody conical through-hole is used for connecting pipe rammer.
As shown in Figure 4, this front crossover sub 6 inserts in this opening, and is connected with an end of this regulator 15 by pin 7; And crossover sub 9 after the other end of this regulator 15 connects.With reference to shown in Figure 1.
As shown in Figure 4, crossover sub 9 connects replacement pipe 13 and pipe rammer 11 by bolt 14 after this.Concrete Placement can be as shown in Figure 4, this through hole that splits tube head 16 afterbody form one with the suitable opening of pipe rammer 11 external diameters split in the tube head 16 so that pipe rammer 11 is socketed in this.And as shown in Figure 5, this external diameter that splits tube head 16 is suitable so that this replacement pipe 13 is socketed in the afterbody that this splits tube head 16 with replacement pipe 13.Such as Fig. 3, shown in Figure 5, this replacement is managed 13 by hex screw 10 and locating stud 17 and is split tube head 16 and fixes.As shown in Figure 6, be socketed with support ring 12 on this replacement pipe 13 when advancing, to support described replacement pipe 13.
Such as Fig. 2, Fig. 3, shown in Figure 4, this splits tube head 16 and is provided with the conical nose outer surface and is provided with swollen cutter 8; The external diameter that splits tube head 16 that described swollen cutter 8 forms greater than the internal diameter of old pipe when advancing, to burst old pipe.
Embodiment 2:
The utility model the second embodiment proposed that a kind of non-excavation is pneumatic to split the system that pipe is repaired under ground piping, and its structure comprises the described tube head 16 that splits such as aforementioned the first embodiment as shown in Figure 1, and the working pit 4 of excavation.Can use existing well 5 and working pit 4 among the utility model embodiment.Wherein, because existing under ground piping all has been provided with well, such as the bilge well of drainage pipeline etc.The existing well 5 of the utility model utilization cooperates with the working pit 4 that again excavates comes together to carry out work.Certainly, can again excavate an existing well 5 yet and come 4 work of cooperating hole, the utility model is not made restriction to this.
In order to make the first embodiment's device work, the length of this working pit 4 should be replaced the length of pipe 13 at least greater than this, to guarantee that replacing pipe 13 can the direction parallel with old pipe enter this working pit 4.
As shown in Figure 1, be provided with sheave block 1 and winch 2 at existing Jing5Chu, the front crossover sub 6 that splits tube head 16 to draw this by tow rope.This sheave block 1 comprises the static pulley that is arranged on well head and is arranged on the static pulley that flushes with old pipe in the well.
As shown in Figure 1, also be provided with air compressor 3 to drive this pipe rammer 11 outside this working pit 4.
In when work, first tow rope one end of a guiding is passed old pipe and reach existing well 5, and pass sheave block 1 and be connected on the winch 2; And the tow rope the other end is fixed on this front crossover sub 6 that splits tube head 16; Pipe rammer 11 and replacement pipe 13 are separately fixed at the afterbody that splits tube head 16.Then driving this by winch 2 and air compressor 3 splits tube head 16 and drives and replace pipe 13 and advance.Owing to splitting swollen cutter 8 effects of the conical nose outer surface of tube head 16; The external diameter that splits tube head 16 that described swollen cutter 8 forms bursting old pipe when advancing, and makes old pipe fragment along with the propelling of splitting tube head 16 is pushed in the ambient earth greater than the internal diameter of old pipe.When one replace pipe 13 and all be pushed into after, can increase as required and replace pipe, and in working pit 4, be welded to last replacement and manage 13 afterbodys.
After splitting tube head 16 and arriving existing well 5, can be first with pipe rammer from splitting tube head and break away from, will split again tube head and replace pipe and separate, and will split tube head 16 from existing well 5.Then make pipe rammer 11 inverted runnings, return in the original working pit 4.
Embodiment 3
The utility model the 3rd embodiment has proposed a kind of pneumatic Apparatus and system that splits pipe reparation under ground piping of aforesaid non-excavation that utilizes and has carried out the pneumatic method of splitting pipe reparation under ground piping of non-excavation, comprising:
Step 1, excavation working pit 4, and working pit 4 carried out supporting; Fix sheave block 1 at existing well 5;
Step 2, drainage pipe is dredged, and whether definite waste pipe block, if it is adopt rig to carry out pigging, and by rig tow rope is introduced working pit 4; If otherwise directly realize the tow rope laying with Wire guider;
Step 3, will split tube head 16 and in working pit 4, connect by front crossover sub 6, and with replace pipe 13 and be connected with pipe rammer and be connected; Concrete visible the first embodiment of Placement is described, does not repeat them here;
Step 4, unlatching winch 2 and air compressor 3; The tow rope of winch 2 can play leading role, and air compressor 3 drives this and splits tube head 16 and advance with the old pipe of fragmentation;
Step 5, when splitting tube head 16 and arrive existing well 5, first with pipe rammer from splitting tube head and break away from, will split again tube head and replace pipe and separate, and will split tube head 16 from existing well 5; Make pipe rammer 11 inverted runnings, return in the original working pit 4.
Wherein, if the subterranean pipe line of changing is longer, when needing many to replace pipe, can after current replacement pipe is pushed into, another be welded to last replacement pipe afterbody with replacing pipe in working pit 4, by that analogy.
The above; it only is embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion by described protection domain with claim.

Claims (8)

1. a non-excavation is pneumatic splits the device that pipe is repaired under ground piping, it is characterized in that, comprises and splits tube head, and this splits tube head and is provided with conical nose and is connected and be used for connecting an afterbody of replacing pipe, and has a through hole; This through hole center line overlaps with described conical nose center line, crossover sub before anterior column through hole is used for installing, and the afterbody conical through-hole is used for connecting pipe rammer; This splits tube head and is provided with conical nose, and its outer surface is provided with swollen cutter; The external diameter that splits tube head of described swollen cutter corresponding position greater than the internal diameter of old pipe when advancing, to burst old pipe.
2. non-excavation according to claim 1 is pneumatic splits the device that pipe is repaired under ground piping, it is characterized in that, front crossover sub inserts in the opening of an end of conical nose, and is connected with an end of this regulator by connecting pin; And crossover sub after the other end of this regulator connects; Rear crossover sub connects pipe rammer by link.
3. the pneumatic device that splits pipe reparation under ground piping of non-excavation according to claim 2 is characterized in that, splits the through hole of tube head at the suitable opening of afterbody formation one and pipe rammer external diameter, splits in the tube head so that pipe rammer is socketed in this; The external diameter that splits tube head is suitable so that this replacement pipe box is connected on the afterbody that this splits tube head with the replacement pipe.
4. split the device that pipe is repaired under ground piping according to the non-excavation of claim described 3 is pneumatic, it is characterized in that, this replacement pipe is by hex screw and locating stud and split tube head and fix.
5. the pneumatic device that splits pipe reparation under ground piping of non-excavation according to claim 4 is characterized in that, is socketed with support ring in this replacement pipe to support described pipe rammer when advancing.
6. the non-excavation of an application such as each described device of claim 1-5 is pneumatic splits the system that pipe is repaired under ground piping, it is characterized in that, also comprises: existing well and working pit; Be provided with sheave block and winch at existing Jing Chu, the front crossover sub that splits tube head to draw this by tow rope; Working pit also is provided with air compressor outward to drive this pipe rammer.
7. the pneumatic system of splitting pipe reparation under ground piping of non-excavation according to claim 6 is characterized in that, this sheave block comprises the first static pulley that is arranged on well head and is arranged on the second static pulley that flushes with old pipe in the well.
8. according to claim 6 or 7 described non-excavations are pneumatic splits the system that pipe is repaired under ground piping, it is characterized in that, the length of this working pit should be replaced the length of pipe at least greater than this, to guarantee that replacing pipe can the direction parallel with old pipe enter this working pit.
CN 201220533153 2012-10-18 2012-10-18 Device and system of under ground pipeline repair without excavation of pneumatic burst pipe Withdrawn - After Issue CN202852194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220533153 CN202852194U (en) 2012-10-18 2012-10-18 Device and system of under ground pipeline repair without excavation of pneumatic burst pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220533153 CN202852194U (en) 2012-10-18 2012-10-18 Device and system of under ground pipeline repair without excavation of pneumatic burst pipe

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889427A (en) * 2012-10-18 2013-01-23 北京隆科兴非开挖工程有限公司 Device, system and method for repairing underground pipeline of trenchless pneumatic cracking pipe
CN104847965A (en) * 2015-01-14 2015-08-19 无锡龙舜实业有限公司 Polytetrafluoroethylene traction pipe
CN106523850A (en) * 2016-10-31 2017-03-22 广西固瑞科技股份有限公司 Pulling-expanding type cracked pipe knife
CN107166132A (en) * 2017-04-12 2017-09-15 广州市畅通管道工程有限公司 A kind of non-digging pipe repairing method
CN107859784A (en) * 2017-12-21 2018-03-30 上海煤气第二管线工程有限公司 A kind of pipeline splits pipe device and its construction method
CN109179231A (en) * 2018-09-11 2019-01-11 北京隆科兴非开挖工程股份有限公司 Rope type splits pipe displacement pipe renovating system, method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102889427A (en) * 2012-10-18 2013-01-23 北京隆科兴非开挖工程有限公司 Device, system and method for repairing underground pipeline of trenchless pneumatic cracking pipe
CN102889427B (en) * 2012-10-18 2015-06-17 北京隆科兴非开挖工程股份有限公司 Device, system and method for repairing underground pipeline of trenchless pneumatic cracking pipe
CN104847965A (en) * 2015-01-14 2015-08-19 无锡龙舜实业有限公司 Polytetrafluoroethylene traction pipe
CN106523850A (en) * 2016-10-31 2017-03-22 广西固瑞科技股份有限公司 Pulling-expanding type cracked pipe knife
CN107166132A (en) * 2017-04-12 2017-09-15 广州市畅通管道工程有限公司 A kind of non-digging pipe repairing method
CN107859784A (en) * 2017-12-21 2018-03-30 上海煤气第二管线工程有限公司 A kind of pipeline splits pipe device and its construction method
CN109179231A (en) * 2018-09-11 2019-01-11 北京隆科兴非开挖工程股份有限公司 Rope type splits pipe displacement pipe renovating system, method

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AV01 Patent right actively abandoned

Granted publication date: 20130403

Effective date of abandoning: 20150617

RGAV Abandon patent right to avoid regrant