CN210834056U - Water closing test device for drainage pipeline - Google Patents
Water closing test device for drainage pipeline Download PDFInfo
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- CN210834056U CN210834056U CN201922185234.9U CN201922185234U CN210834056U CN 210834056 U CN210834056 U CN 210834056U CN 201922185234 U CN201922185234 U CN 201922185234U CN 210834056 U CN210834056 U CN 210834056U
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Abstract
The utility model discloses a drainage pipe's test device that closes water, including experimental pipeline section, upper reaches inspection shaft, low reaches inspection shaft and detection device. Two ends of the test pipe section are respectively blocked by plugs; the well mouth of the downstream inspection well is plugged by a composite well cover; the detection device comprises a leveling mechanism and a water level measuring needle; the leveling mechanism comprises a leveling base, a supporting platform and a level ruler; the leveling base is installed on a wellhead of the upstream inspection well; the supporting platform is positioned above the leveling base and is connected with the leveling base through three adjusting bolts, the lower end of each adjusting bolt is rotatably embedded in an installation groove formed in the top surface of the leveling base, and the upper part of each adjusting bolt is connected with a threaded hole formed in the supporting platform; the level is permanently mounted on the support platform; the water level measuring pin is inserted in through holes formed in the supporting platform and the leveling base. The utility model discloses a water test device closes, simple structure, the installation is convenient with the dismantlement, repeatedly usable has the commonality.
Description
Technical Field
The utility model relates to a drainage pipe's test device that closes water.
Background
According to the regulation of water supply and drainage construction acceptance standard (GB50268-2008), a non-pressure pipeline water closing test is required to be carried out on the gravity flow sewage collection pipe network after the pipeline is laid, so that whether the tightness of the pipeline can meet the acceptance requirement is verified.
In a general pipeline water closing test, a sealing plug mode is adopted, a pipeline is sealed, a water closing test is carried out, and the change of water level within a period of time is detected to obtain the tightness of the pipeline. However, the inner wall of the pipeline is not a smooth plane, the measurement of the water level change is complicated, the efficiency of the water closing test is reduced, and the inaccuracy of the measurement of the water level change can influence the accuracy of the water closing test, so that the laying quality of the pipeline and the operation efficiency of the pipeline are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and provide a drainage pipe's test device that closes water, its simple structure, the installation with dismantle conveniently, repeatedly usable has the commonality.
The purpose of the utility model is realized like this: a water closing test device of a drainage pipeline comprises a test pipe section, an upstream inspection well connected with the upstream of the test pipe section, a downstream inspection well connected with the downstream of the test pipe section and a detection device arranged at the wellhead of the upstream inspection well,
the reserved openings at the two ends of the test pipe section are respectively plugged by plugs;
the well mouth of the downstream inspection well is plugged by a composite well cover;
the detection device comprises a leveling mechanism and a water level measuring probe, wherein the leveling mechanism comprises a leveling base, a supporting platform and a level ruler; the leveling base is installed on a wellhead of the upstream inspection well; the support platform is positioned above the leveling base and connected with the leveling base through three adjusting bolts arranged in an equilateral triangle, the lower end of each adjusting bolt is rotatably embedded in an installation groove formed in the top surface of the leveling base, and the upper part of each adjusting bolt is connected with a threaded hole formed in the support platform; a through hole is coaxially formed in the center of the leveling base and the center of the supporting platform; the level is permanently mounted on the support platform; the water level measuring needle is inserted into the through hole of the supporting platform and the through hole of the leveling base, and the water level measuring needle is fixed on the supporting platform in a bolt connection mode.
In the water closing test device for the drainage pipeline, the plug is an inflatable rubber air bag.
In the water closing test device for the drainage pipeline, the level is a bubble level.
The utility model discloses a drainage pipe's test device that closes water has following characteristics: simple structure, convenient installation and disassembly, repeated use, universality, greatly reduced construction cost, resource saving, and capability of meeting the water closing test of a non-pressure pipeline
Drawings
FIG. 1 is a schematic structural view of a water shut-off test device for a drainage pipeline according to the present invention;
fig. 2 is a schematic structural view of a detection device in the water closing test device of the drainage pipeline of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 and 2, the water shut-off testing apparatus for a drainage pipeline of the present invention comprises a test pipe section 1, an upstream manhole 3 connected to an upstream of the test pipe section 1, a downstream manhole 2 connected to a downstream of the test pipe section 1, and a detecting device installed at a wellhead of the upstream manhole 3,
the reserved openings at the two ends of the test pipe section 1 are respectively plugged by plugs; the plug is an inflatable rubber air bag or other plugging devices; the embodiment adopts an inflatable rubber air bag 10;
the well mouth of the downstream inspection well 2 is sealed by a composite well cover 20;
the detection device comprises a leveling mechanism and a water level measuring probe 44, wherein the leveling mechanism comprises a leveling base 41, a supporting platform 42 and a level ruler 43; the leveling base 41 is installed on the wellhead of the upstream inspection well 3; the supporting platform 42 is positioned above the leveling base 41 and connected with the leveling base 41 through three adjusting bolts 40 which are arranged in an equilateral triangle, the lower end of each adjusting bolt 40 is rotatably embedded in an installation groove formed in the top surface of the leveling base 41, and the upper part of each adjusting bolt 40 is connected with a threaded hole formed in the supporting platform 42; a through hole is coaxially formed in the center of the leveling base 41 and the center of the supporting platform 42; level 43 is a bubble level and is permanently mounted on support platform 42; the water level measuring needle 44 is inserted into the through hole of the supporting platform 42 and the through hole of the leveling base 41, and the water level measuring needle 44 is fixed on the supporting platform 42 by adopting a bolt connection mode.
The utility model discloses a drainage pipeline water-closing test device, which is used after the pipeline installation is finished, firstly, rubber air bags 10 are used for plugging reserved openings at two ends of a test pipe section 1 installed in a groove, firstly, a portable inflator is adopted to inflate the rubber air bags 10 to half full, the rubber air bags 10 are placed at the reserved openings needing to be plugged, then, the portable inflator inflates the rubber air bags 10 to completely plug the reserved openings, the bearing capacity of the rubber air bags 10 is larger than the water pressure, so as to ensure that the reserved openings are plugged firmly and do not seep water, then, the height of a water head test pipe section is calculated, then, water is slowly filled into an upstream inspection well 3 to the height of a test water head, the test pipe section is kept still for 2 hours, so as to empty gas Di in the test pipe section 1, the accuracy of a water level observation result is ensured, then, a composite well cover 20 is completely plugged on a well mouth of a downstream inspection well 2 of the test pipe section 1, a detection device of a water-closing test is arranged on a well mouth of the upstream inspection well 3 of the test pipe section 1, a water-filling test pipe section 3, the water level is firstly, a water-filling test pipe section 3 is carried out, a water-filling test is carried out, the height of the water-filling test pipe section is firstly, then, a water-filling test pipe section is carried out, a water-filling test-up test pipe section is carried out, a water-up test water-up test device is carried out, a water-up test pipe section is carried out, a water-up test, a.
The utility model discloses a drainage pipe's test device that closes water, simple structure, the installation is convenient with the dismantlement, and repeatedly usable has the commonality.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.
Claims (3)
1. A water-closing test device for a drainage pipeline comprises a test pipe section, an upstream inspection well connected with the upstream of the test pipe section, a downstream inspection well connected with the downstream of the test pipe section and a detection device arranged at the wellhead of the upstream inspection well,
the reserved openings at the two ends of the test pipe section are respectively plugged by plugs;
the well mouth of the downstream inspection well is plugged by a composite well cover;
the detection device comprises a leveling mechanism and a water level measuring probe, wherein the leveling mechanism comprises a leveling base, a supporting platform and a level ruler; the leveling base is installed on a wellhead of the upstream inspection well; the support platform is positioned above the leveling base and connected with the leveling base through three adjusting bolts arranged in an equilateral triangle, the lower end of each adjusting bolt is rotatably embedded in an installation groove formed in the top surface of the leveling base, and the upper part of each adjusting bolt is connected with a threaded hole formed in the support platform; a through hole is coaxially formed in the center of the leveling base and the center of the supporting platform; the level is permanently mounted on the support platform; the water level measuring needle is inserted into the through hole of the supporting platform and the through hole of the leveling base, and the water level measuring needle is fixed on the supporting platform in a bolt connection mode.
2. The water shut-off test device for a drainage pipeline according to claim 1, wherein the plug is an inflatable rubber bladder.
3. The drain pipe shut off test device of claim 1, wherein the level is a bubble level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185234.9U CN210834056U (en) | 2019-12-09 | 2019-12-09 | Water closing test device for drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185234.9U CN210834056U (en) | 2019-12-09 | 2019-12-09 | Water closing test device for drainage pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210834056U true CN210834056U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922185234.9U Active CN210834056U (en) | 2019-12-09 | 2019-12-09 | Water closing test device for drainage pipeline |
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| CN (1) | CN210834056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199476A (en) * | 2020-09-17 | 2022-03-18 | 中国电建集团华东勘测设计研究院有限公司 | Rapid plugging digitalization device for non-pressure pipeline water closing test and test method |
-
2019
- 2019-12-09 CN CN201922185234.9U patent/CN210834056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199476A (en) * | 2020-09-17 | 2022-03-18 | 中国电建集团华东勘测设计研究院有限公司 | Rapid plugging digitalization device for non-pressure pipeline water closing test and test method |
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