CN103471930B - A kind of Mountain Area aqueduct pressure-measuring method and pressure testing device - Google Patents
A kind of Mountain Area aqueduct pressure-measuring method and pressure testing device Download PDFInfo
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- CN103471930B CN103471930B CN201310453054.9A CN201310453054A CN103471930B CN 103471930 B CN103471930 B CN 103471930B CN 201310453054 A CN201310453054 A CN 201310453054A CN 103471930 B CN103471930 B CN 103471930B
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Abstract
The present invention relates to a kind of Mountain Area aqueduct pressure-measuring method and pressure testing device.Its pressure-measuring method comprises: (1) aqueduct arranges at least one pressure testing section, in each pressure testing section, assembly connection has plugging plate and expansion joint I that this pressure testing section is divided into upstream and downstream pressure testing section, in the bottom of the upstream and downstream pressure testing section of each pressure testing section, connecting pipe is set respectively, two branch roads in parallel between two connecting pipes, one of them branch road is connected with valve and expansion joint II, another branch road is connected with force (forcing) pump; Each pressure testing section is provided with the pressure testing pier of the xoncrete structure abutment wall with three-back-shaped or annular, and the xoncrete structure abutment wall of pressure testing pier is rigidly connected with the upstream and downstream pressure testing section of pressure testing section respectively, and plugging plate, force (forcing) pump etc. are positioned at the cavity of pressure testing pier; (2) to upstream pressure testing section and/or the water-filling pressure testing individually or simultaneously of downstream pressure testing section of at least one pressure testing section; (3), after pressure testing, the through hole flange be replaced by by plugging plate with through hole is connected with aqueduct.
Description
Technical field
The present invention relates to a kind of aqueduct pressure-measuring method, particularly a kind of Mountain Area aqueduct pressure-measuring method.The invention still further relates to a kind of device for Mountain Area aqueduct pressure testing.
Background technology
: plant equipment, propping material etc. that back and back support are all set at every 1Km pressure testing pipeline section two ends then independent the hydraulic testing is carried out to this pressure testing pipeline section to the Pressure test program that pipeline carries out hydraulic testing employing in current pipeline construction.For hill head of district distance, heavy caliber aqueduct, existing Pressure test program obvious Shortcomings part: 1) can not carry out the continuous pressure testing of pressure testing pipeline section, the hydraulic testing is long in time limit; 2) device is complicated, and operational sequence is complicated, and construction investment is large; 3) need there are enough water sources near warranty test section; 4) engineering water consumption is large, and construction investment is large.
Summary of the invention
For the above-mentioned defect existed in prior art, the invention provides a kind of pressure-measuring method be suitable for Mountain Area aqueduct pressure testing, this pressure-measuring method can pressure testing continuously, can save the duration, reduces water consumption, saves construction investment.
The present invention is achieved by the following technical solution: a kind of Mountain Area aqueduct pressure-measuring method, it comprises the steps:
(1) aqueduct arranges at least one pressure testing section, described pressure testing section is steel pipe, each pressure testing section arranges plugging plate by the mode of assembly connection and this pressure testing section is divided into upstream pressure testing section and downstream pressure testing section by expansion joint I, in the upstream pressure testing section of each pressure testing section, the connecting pipe be communicated with it is set respectively with the bottom of downstream pressure testing section, two branch roads in parallel between two connecting pipes, one of them branch road is connected with valve and expansion joint II, another branch road is connected with force (forcing) pump, valve is respectively equipped with in the both sides of force (forcing) pump, two described connecting pipes are respectively equipped with tensimeter, each pressure testing section is provided with pressure testing pier, described pressure testing pier has xoncrete structure abutment wall that is three-back-shaped or annular, the xoncrete structure abutment wall of described pressure testing pier is rigidly connected with the upstream pressure testing section of pressure testing section and downstream pressure testing section respectively, and described plugging plate, expansion joint, force (forcing) pump, each valve are all positioned at the cavity of pressure testing pier,
(2) water inlet of each pressure testing section is by pipeline connection, utilize force (forcing) pump to the upstream pressure testing section of at least one pressure testing section and/or downstream pressure testing section individually or simultaneously water-filling carry out pressure testing;
(3), after pressure testing, the through hole flange be replaced by by plugging plate with through hole is connected with aqueduct.
Further scheme is, the steel short tube of described plugging plate to be two ends with flange, inside be provided with blind plate.
The inventive method is that aqueduct pressure testing section is set to assembly connection mode, by plugging plate, aqueduct is divided into adjacent pressure testing section, each pressure testing section by can water-filling pressure testing be carried out after pipeline communication, each pressure testing section can pressure testing separately, simultaneously pressure testing, one section connect the continuous pressure testing of a section.After pressure testing terminates, only need plugging plate to be replaced by through hole flange, aqueduct can be through.Plugging plate can continue to use in different pressure testing section.The branch road being connected with valve and expansion joint II in the present invention in each pressure testing section, its effect is: for bath and the draining of adjacent pressure testing pipeline section, can using water wisely.Pressure testing pier in the present invention is multifunctional pressure test pier, when pipeline pressure test, its concrete sidewall can fix aqueduct, prevents from being subjected to displacement during the pressure testing of aqueduct water-filling, can replace conventional pipeline pressure test backrest, after pressure testing terminates, pressure testing pier can be used as pipeline thrust pier and anchor block.Meanwhile, in the present invention, the pressure testing pier of hollow is also double after pressure testing terminates does valve well use.
The technical scheme that Mountain Area aqueduct pressure testing device in the present invention adopts is: a kind of Mountain Area aqueduct pressure testing device, comprise aqueduct pressure testing section, its special character is, described aqueduct pressure testing section is steel pipe, described pressure testing section arranges plugging plate by the mode of assembly connection and described pressure testing section is divided into upstream pressure testing section and downstream pressure testing section by expansion joint I, in described upstream pressure testing section, the connecting pipe be communicated with it is set respectively with the bottom of downstream pressure testing section, two branch roads in parallel between two connecting pipes, one of them branch road is connected with valve and expansion joint II, another branch road is connected with force (forcing) pump, valve is respectively equipped with in the both sides of force (forcing) pump, two described connecting pipes are respectively equipped with tensimeter, described pressure testing section is provided with pressure testing pier, described pressure testing pier has xoncrete structure abutment wall that is three-back-shaped or annular, the xoncrete structure abutment wall of described pressure testing pier is rigidly connected with upstream pressure testing section and downstream pressure testing section respectively, and described plugging plate, expansion joint, force (forcing) pump, each valve are all positioned at the cavity of pressure testing pier.
The top of described upstream pressure testing section and downstream pressure testing section is respectively equipped with vent valve.Vent valve is vented when being used for the pressure testing of pipeline water-filling and uses.
The steel short tube of described plugging plate to be two ends with flange, inside be provided with blind plate.
Structure of the present invention is simple, it is arranged in each pressure testing section of aqueduct by plugging plate being adopted the mode of assembly connection, thus each pressure testing section of aqueduct is divided into two adjacent pressure testing sections, namely each pressure testing section by can realizing the independent pressure testing of each pressure testing section or being communicated with pressure testing piecemeal after pipeline connection, can greatly shorten the pressure testing duration, pressure testing device assembling of the present invention and dismounting simultaneously simply, is also conducive to the reduction of erection time.Pressure-measuring method of the present invention, can make full use of existing water source and carry out pressure testing, can using water wisely.In addition, the pressure testing pier adopted in the present invention plays except the effect of fixed-piping except in pressure testing process, and it also doubles as pipeline thrust pier and anchor block, and uses as valve well simultaneously, greatly can save construction investment.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of pressure testing device of the present invention;
Fig. 2 is that the A-A in Fig. 1 rotates schematic diagram;
In figure, 1 is upstream pressure testing section, and 2 is pressure testing piers, and 3 is vent valves, and 4 is plugging plates, and 5 are expansion joints I, 6 is downstream pressure testing sections, and 7 is tensimeters, and 8 is valves, and 9 are expansion joints II, 10 is force (forcing) pumps, and 11 is connecting pipes, and 12 is plugging plate reinforcements, and 13 is blind plates.
Embodiment
Below by embodiment and by reference to the accompanying drawings to further instruction of the present invention:
Embodiment 1
As shown in drawings, a kind of Mountain Area aqueduct pressure-measuring method, it comprises the steps:
(1) aqueduct arranges at least one pressure testing section, described pressure testing section is steel pipe, each pressure testing section arranges plugging plate 4 by the mode of assembly connection and this pressure testing section is divided into upstream pressure testing section 1 and downstream pressure testing section 6 by expansion joint I 5, in the upstream pressure testing section 1 of each pressure testing section, the connecting pipe 11 be communicated with it is set respectively with the bottom of downstream pressure testing section 6, two branch roads in parallel between two connecting pipes 11, one of them branch road is connected with valve and expansion joint II 9, another branch road is connected with force (forcing) pump 10, valve is respectively equipped with in the both sides of force (forcing) pump 10, two described connecting pipes 11 are respectively equipped with tensimeter, each pressure testing section is provided with pressure testing pier 2, described pressure testing pier 2 has xoncrete structure abutment wall that is three-back-shaped or annular, the xoncrete structure abutment wall of described pressure testing pier 2 is rigidly connected with the upstream pressure testing section 1 of pressure testing section and downstream pressure testing section 6 respectively, and described plugging plate 4, expansion joint, force (forcing) pump 10, each valve are all positioned at the cavity of pressure testing pier 2,
(2) water inlet of each pressure testing section is by pipeline connection, utilize force (forcing) pump to the upstream pressure testing section 1 of at least one pressure testing section and/or downstream pressure testing section 6 individually or simultaneously water-filling carry out pressure testing;
(3), after pressure testing, by plugging plate 4, the through hole flange be replaced by with through hole is connected with aqueduct.
Plugging plate 4 in the present invention can be two ends are provided with blind plate steel short tube with flange, inside.
In the present invention, each pressure testing section can pressure testing separately, and each pressure testing section is by can pressure testing simultaneously after pipeline communication.After pressure testing terminates, only need plugging plate 4 to be replaced by through hole flange, aqueduct can be through.Plugging plate 4 can continue to use in different pressure testing section.And water-filling and draining between adjacent upstream pressure testing section and downstream pressure testing section, can be carried out by the valve on the branch road between two connecting pipes 11, can using water wisely.Pressure testing pier in the present invention is multifunctional pressure test pier, it plays the effect of fixed-piping in pressure testing process, conventional pipeline pressure test backrest can be replaced, after pressure testing terminates, it also doubles as pipeline thrust pier and anchor block, and use as valve well simultaneously, the inner structure size of pressure testing pier meets installation and the maintenance requirement of pipeline, pressure testing equipment and all kinds of valve, and the degree of depth meets buried depth of pipeline requirement.
The inventive method is applicable to the long distance of Mountainous Areas, the hydraulic testing of heavy caliber conveyance conduit.Be applicable to the pipeline pressure test of PCCP, glass reinforced plastic pipe and other chemical tube materials, be also applicable to the pipeline pressure test of steel pipe or tubing used in combination.
Other parts of the present invention adopt prior art, do not repeat them here.
Embodiment 2
As shown in drawings, a kind of Mountain Area aqueduct pressure testing device, comprise aqueduct pressure testing section, described aqueduct pressure testing section is steel pipe, described pressure testing section arranges plugging plate 4 by the mode of assembly connection and described pressure testing section is divided into upstream pressure testing section 1 and downstream pressure testing section 6 by expansion joint I 5, in described upstream pressure testing section 1, the connecting pipe 11 be communicated with it is set respectively with the bottom of downstream pressure testing section 6, two branch roads in parallel between two connecting pipes 11, one of them branch road is connected with a valve 8 and expansion joint II 9, another branch road is connected with force (forcing) pump 10, valve 8 is respectively equipped with in the both sides of force (forcing) pump 10, two described connecting pipes 11 are respectively equipped with tensimeter 7.Described pressure testing section is provided with pressure testing pier 2, described pressure testing pier 2 is reinforced concrete structure, it has the xoncrete structure abutment wall of three-back-shaped or annular and is positioned at the base plate of bottom, the xoncrete structure abutment wall of pressure testing pier 2 is rigidly connected with upstream pressure testing section 1 and downstream pressure testing section 6 respectively, and described plugging plate 4, expansion joint, force (forcing) pump 10, each valve are all positioned at the cavity of pressure testing pier 2.Plugging plate 4 in the present embodiment is steel short tube structure, and its two ends, with flange, are welded with blind plate 13 in steel short tube, and the both sides of blind plate 13 are provided with " well " font reinforcement 11.Upstream pressure testing section 1, plugging plate 4, expansion joint I 5, downstream pressure testing section 6 pass through Flange joint successively.
For ease of pressure testing, the top of described upstream pressure testing section 1 and downstream pressure testing section 6 is respectively equipped with vent valve 3.
Pressure testing pier 2 in the present invention is multifunctional pressure test pier, its reinforced concrete abutment wall in pressure testing process can play the effect of fixed-piping, conventional pipeline pressure test backrest can be replaced, pressure testing terminates rear pressure testing pier and also doubles as pipeline thrust pier and anchor block, use as valve well simultaneously, the inner structure size of pressure testing pier meets installation and the maintenance requirement of pipeline, pressure testing equipment and all kinds of valve, and the degree of depth meets buried depth of pipeline requirement.
Other parts of the present invention adopt prior art, do not repeat them here.
Claims (3)
1. a Mountain Area aqueduct pressure-measuring method, is characterized in that: comprise the steps:
(1) aqueduct arranges at least one pressure testing section, described pressure testing section is steel pipe, each pressure testing section arranges dismountable plugging plate (4) by the mode of assembly connection and this pressure testing section is divided into upstream pressure testing section (1) and downstream pressure testing section (6) by expansion joint I (5), in the upstream pressure testing section (1) of each pressure testing section, the connecting pipe (11) be communicated with it is set respectively with the bottom of downstream pressure testing section (6), two branch roads in parallel between two connecting pipes (11), one of them branch road is connected with valve and expansion joint II (9), another branch road is connected with force (forcing) pump (10), valve is respectively equipped with in the both sides of force (forcing) pump (10), two described connecting pipes (11) are respectively equipped with tensimeter, each pressure testing section is provided with pressure testing pier (2), described pressure testing pier (2) has xoncrete structure abutment wall that is three-back-shaped or annular, the xoncrete structure abutment wall of described pressure testing pier (2) is rigidly connected with the upstream pressure testing section (1) of pressure testing section and downstream pressure testing section (6) respectively, and described plugging plate (4), expansion joint, force (forcing) pump (10), each valve are all positioned at the cavity of pressure testing pier (2), described plugging plate (4) to be provided with the steel short tube of blind plate for two ends with flange, inside,
(2) water inlet of each pressure testing section is by pipeline connection, utilize force (forcing) pump to the upstream pressure testing section (1) of at least one pressure testing section and/or downstream pressure testing section (6) individually or simultaneously water-filling carry out pressure testing;
(3), after pressure testing, the through hole flange that plugging plate (4) is replaced by with through hole is connected with aqueduct.
2. a Mountain Area aqueduct pressure testing device, comprise aqueduct pressure testing section, it is characterized in that: described aqueduct pressure testing section is steel pipe, described pressure testing section arranges dismountable plugging plate (4) by the mode of assembly connection and described pressure testing section is divided into upstream pressure testing section (1) and downstream pressure testing section (6) by expansion joint I (5), the connecting pipe (11) be communicated with it is set respectively in described upstream pressure testing section (1) and the bottom of downstream pressure testing section (6), two branch roads in parallel between two connecting pipes (11), one of them branch road is connected with valve and expansion joint II (9), another branch road is connected with force (forcing) pump (10), valve is respectively equipped with in the both sides of force (forcing) pump (10), two described connecting pipes (11) are respectively equipped with tensimeter, described pressure testing section is provided with pressure testing pier (2), described pressure testing pier (2) has xoncrete structure abutment wall that is three-back-shaped or annular, the xoncrete structure abutment wall of described pressure testing pier (2) is rigidly connected with upstream pressure testing section (1) and downstream pressure testing section (6) respectively, and described plugging plate (4), expansion joint, force (forcing) pump (10), each valve are all positioned at the cavity of pressure testing pier (2), described plugging plate (4) to be provided with the steel short tube of blind plate for two ends with flange, inside.
3. Mountain Area according to claim 2 aqueduct pressure testing device, is characterized in that: the top of described upstream pressure testing section (1) and downstream pressure testing section (6) is respectively equipped with vent valve (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310453054.9A CN103471930B (en) | 2013-09-27 | 2013-09-27 | A kind of Mountain Area aqueduct pressure-measuring method and pressure testing device |
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| CN201310453054.9A CN103471930B (en) | 2013-09-27 | 2013-09-27 | A kind of Mountain Area aqueduct pressure-measuring method and pressure testing device |
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| CN104154324B (en) * | 2014-03-06 | 2017-08-29 | 刘毓智 | Anchor block integrally mixes Method for Installation with valve well |
| CN104913150B (en) * | 2015-05-29 | 2016-08-17 | 杜培文 | A kind of hydraulic test of pipeline plugging device |
| CN106284516A (en) * | 2016-08-29 | 2017-01-04 | 中国水利水电第十三工程局有限公司 | Water supply line suppress construction technology |
| CN111503522B (en) * | 2020-04-29 | 2022-02-11 | 杰瑞石油天然气工程有限公司 | Pressure testing device and pressure testing method for long-distance pipeline |
| CN113324839A (en) * | 2021-05-28 | 2021-08-31 | 福州城建设计硏究院有限公司 | Pressure test method, device and system for short pipe and pipeline with wing ring |
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| CN1368632A (en) * | 2001-02-07 | 2002-09-11 | 潍坊市自来水总公司 | Continuous water pressure tester for large-diameter water delivering pipeline |
| CN100357721C (en) * | 2004-01-19 | 2007-12-26 | 徐州建筑职业技术学院 | Middle pressure test technology and device for large-diameter pipeline construction |
| CN202649051U (en) * | 2012-06-28 | 2013-01-02 | 中国十七冶集团有限公司 | Hand-pressing type pipeline pressure test device |
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Effective date of registration: 20161205 Address after: 250013 Ji'nan, Lixia District, Shandong Lixia Road, No. 121 Patentee after: Shandong Survey and Design Institute of Water Conservancy Address before: 250013 Ji'nan, Lixia District, Shandong Lixia Road, No. 121 Patentee before: Du Peiwen |