CN204241322U - A kind of assembled duct test device - Google Patents
A kind of assembled duct test device Download PDFInfo
- Publication number
- CN204241322U CN204241322U CN201420758764.2U CN201420758764U CN204241322U CN 204241322 U CN204241322 U CN 204241322U CN 201420758764 U CN201420758764 U CN 201420758764U CN 204241322 U CN204241322 U CN 204241322U
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- CN
- China
- Prior art keywords
- pipe
- water
- valve
- well
- test device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of assembled duct test device, comprise the steel mesh being positioned at pond, the right side of steel mesh is provided with seepage well, the bottom of seepage well is provided with submersible sewage pump, water tank outside submersible sewage pump and pond is by feed pipe UNICOM, also be linked with by water-supply-pipe pump of pouring water on the right side of water tank, pour water on the right side of pump and be provided with valve well, laterally run through in valve well and have flexible interface pipeline, in the middle part of flexible interface pipeline in valve well, the steel pipe be connected is installed, cut off by dividing plate in the through hole of steel pipe, outer wall of steel pipe top is provided with the tensimeter that interval is arranged on dividing plate both sides, irrigation pipe UNICOM is passed through by two arms and filling pump outlet bottom steel pipe, two arms are all provided with the first non-return valve, the steel pipe sidewall of dividing plate both sides is also by communicating pipe UNICOM, be interval with the second non-return valve communicating pipe.The utility model pipeline interrupted construction becomes sequential production, accelerates construction speed; Pressure testing section water circulation use, in arid, water-transmission line insufficient water sources along the line area is particularly applicable.
Description
technical field:
The utility model relates to pipeline pressure and detects, and particularly relates to a kind of assembled duct test device.
background technology:
After General Requirements Pipe installing, pressure test should be carried out by designing requirement to piping system.The strength test checking mechanics properties ofpiping, the leak test checking pipeline quality of connection, the vacuum test checking piping system Vacuum maintenance energy and the leak test etc. considered based on fire safety and carry out can be divided into by the object of test.Except vacuum pipe system with except having the piping system of fire protection requirement, most pipeline only does strength test and leak test.The strength test of piping system and leak test, generally adopt the hydraulic testing, as because of project organization or other reasons, when can not adopt the hydraulic testing, can adopt gas pressure test.
Traditional long-distance large-caliber water-transmission line needs interrupted construction because of the hydraulic testing, and duct test section divides reserved excavation section as back simultaneously, and need precast concrete backrest and installation, the manufacture and installation of large-scale backrest needs time and the expense of at substantial; Restrict by adverse effect factors such as water source, geology, meteorological conditions in hydraulic testing process, the detection of hydraulic pressure is become quite not easily.
utility model content:
In order to make up prior art problem, the purpose of this utility model is to provide a kind of assembled duct test device, novel in structural design, overcome the disadvantage that usual long-distance large-caliber water-transmission line needs interrupted construction to bring because of the hydraulic testing, pipeline interrupted construction is made to become sequential production, accelerate construction speed, also overcome and overcome the unfavorable factor such as water source, geology, meteorological condition in hydraulic testing process.
The technical solution of the utility model is as follows:
Assembled duct test device, it is characterized in that: comprise the steel mesh being positioned at pond, the right side of steel mesh is provided with seepage well, the bottom of seepage well is provided with submersible sewage pump, water tank outside submersible sewage pump and pond is by feed pipe UNICOM, also be linked with by water-supply-pipe pump of pouring water on the right side of water tank, pour water on the right side of pump and be provided with valve well, laterally run through in valve well and have flexible interface pipeline, in the middle part of flexible interface pipeline in valve well, the steel pipe be connected is installed, cut off by dividing plate in the through hole of steel pipe, outer wall of steel pipe top is provided with the tensimeter that interval is arranged on dividing plate both sides, irrigation pipe UNICOM is passed through by two arms and filling pump outlet bottom steel pipe, two arms are all provided with the first non-return valve, the steel pipe sidewall of described dividing plate both sides is also by communicating pipe UNICOM, be interval with the second non-return valve communicating pipe.
Described assembled duct test device, is characterized in that: described seepage well is supreme from bottom on the sidewall of steel mesh side is interval with reserved water seepage hole successively.
Described assembled duct test device, is characterized in that: described feed pipe is soaring and utilize pipe clamp and coordinate expansion bolt to fix along inwall on the right side of seepage well.
Described assembled duct test device, is characterized in that: the first gate valve that described water-supply-pipe has been installed in series, the 3rd non-return valve.
Described assembled duct test device, is characterized in that: the outer wall of described flexible interface pipe ends is provided with dilatory pier.
Described assembled duct test device, it is characterized in that: described irrigation pipe by upper level to the right extension, along valve well left side wall stretch into straight down bottom vertical section, form along the lower horizontal-extending section bottom valve well, upper level is extension water inlet and filling pump outlet UNICOM to the right, upper level to the right extension has been installed in series the 4th non-return valve, the second gate valve, vertical section utilizes pipe clamp and coordinates expansion bolt to be fixed on valve well inwall, lower horizontal-extending section endpiece and arm UNICOM.
Described assembled duct test device, is characterized in that: described steel pipe two ends are provided with joint flange, and joint flange and flexible interface pipeline are connected by tray short tube.
The utility model has the advantages that:
The utility model novel in structural design, overcomes the disadvantage that usual long-distance large-caliber water-transmission line needs interrupted construction to bring because of the hydraulic testing, makes pipeline interrupted construction become sequential production, accelerates construction speed; To overcome in the hydraulic testing process unfavorable factors such as water source, geology, meteorological condition, pressure testing section water circulation use, particularly applicable in arid, water-transmission line insufficient water sources along the line area.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial schematic diagram of the utility model lengths of steel pipes.
embodiment:
See accompanying drawing:
Assembled duct test device, comprise the steel mesh 2 being positioned at pond 1, the right side of steel mesh 2 is provided with seepage well 3, the bottom of seepage well 3 is provided with submersible sewage pump 4, submersible sewage pump 4 and the water tank 5 outside pond are by feed pipe 6 UNICOM, also be linked with by water-supply-pipe 7 pump 8 of pouring water on the right side of water tank 5, pour water on the right side of pump 8 and be provided with valve well 9, laterally run through in valve well 9 and have flexible interface pipeline 10, the steel pipe 11 be connected is installed in the middle part of the flexible interface pipeline 10 in valve well 9, cut off by dividing plate 12 in the through hole of steel pipe 11, steel pipe 11 outer wall top is provided with the tensimeter 13 that interval is arranged on dividing plate 12 both sides, bottom steel pipe 11 by two arms 14 with pour water pump 8 water delivering orifice by irrigation pipe 15 UNICOM, two arms 14 are all provided with the first non-return valve 16, the steel pipe sidewall 11 of dividing plate 12 both sides is also by communicating pipe 17 UNICOM, be interval with the second non-return valve 18 communicating pipe 17.
Seepage well 3 is supreme from bottom on the sidewall of steel mesh side is interval with reserved water seepage hole 19 successively.
Feed pipe 6 is soaring and utilize pipe clamp and coordinate expansion bolt to fix along inwall on the right side of seepage well, notes expansion bolt position, the verticality of the annexes such as the valve installed after ensureing bolt hole and the hydraulic testing and flatness during installation.
Water-supply-pipe 7 has been installed in series the first gate valve 20, the 3rd non-return valve 21.
The outer wall at flexible interface pipeline 10 two ends is provided with dilatory pier 22.
Irrigation pipe 15 is by upper level extension to the right, the vertical section of bottom is stretched into straight down along valve well 9 left side wall, form along the lower horizontal-extending section bottom valve well 9, upper level is extension water inlet and pump 8 endpiece UNICOM of pouring water to the right, upper level to the right extension has been installed in series the 4th non-return valve 23, second gate valve 24, vertical section utilizes pipe clamp and coordinates expansion bolt to be fixed on valve well 9 inwall, expansion bolt position is noted during installation, the verticality of the annexes such as the valve installed after ensureing bolt hole and the hydraulic testing and flatness, lower horizontal-extending section endpiece and arm 14 UNICOM.
Steel pipe 11 two ends are provided with joint flange, and joint flange and flexible interface pipeline 10 are connected by tray short tube 25.
The utility model utilizes and controls pressure testing section safe pressure differential and the deadweight of pipeline, the friction force between pipeline and soil carrys out offset pressure, eliminate the manufacture and installation of large-scale backrest, utilize the dilatory pier of maintenance valve well both sides to improve safety coefficient, instead of two backrest tradition pressure-measuring methods in the past.
In the utility model implementation process, in order to ensure assembled pressure testing device not because pressure reduction excessive causing in both sides moves axially, strictly should control steel diaphragm 12 pressure at both sides, during enforcement, steel diaphragm 12 both sides pressure reduction controls usually within the scope of 0.3MPA.
The utility model is reserved interface of pouring water when water-transmission line is mounted to suitable water source position, take " once to pour water in hydraulic testing process, overall boosting, pipe section pressure test, back each other " method, pass through submersible sewage pump, whole pressure testing section pressure is risen to minimum test section working pressure in pressure testing section by pump of pouring water, close the by-pass valve between each pressure testing section divided by design idea afterwards, then by transfer formula integration hydraulic pressure testing equipment, be forced into the test pressure of each pressure testing section piecemeal, overcome the disadvantage that usual long-distance large-caliber water-transmission line needs interrupted construction to bring because of the hydraulic testing, pipeline interrupted construction is made to become sequential production, accelerate construction speed.
Claims (7)
1. an assembled duct test device, it is characterized in that: comprise the steel mesh being positioned at pond, the right side of steel mesh is provided with seepage well, the bottom of seepage well is provided with submersible sewage pump, water tank outside submersible sewage pump and pond is by feed pipe UNICOM, also be linked with by water-supply-pipe pump of pouring water on the right side of water tank, pour water on the right side of pump and be provided with valve well, laterally run through in valve well and have flexible interface pipeline, in the middle part of flexible interface pipeline in valve well, the steel pipe be connected is installed, cut off by dividing plate in the through hole of steel pipe, outer wall of steel pipe top is provided with the tensimeter that interval is arranged on dividing plate both sides, irrigation pipe UNICOM is passed through by two arms and filling pump outlet bottom steel pipe, two arms are all provided with the first non-return valve, the steel pipe sidewall of described dividing plate both sides is also by communicating pipe UNICOM, be interval with the second non-return valve communicating pipe.
2. assembled duct test device according to claim 1, is characterized in that: described seepage well is supreme from bottom on the sidewall of steel mesh side is interval with reserved water seepage hole successively.
3. assembled duct test device according to claim 1, is characterized in that: described feed pipe is soaring and utilize pipe clamp and coordinate expansion bolt to fix along inwall on the right side of seepage well.
4. assembled duct test device according to claim 1, is characterized in that: the first gate valve that described water-supply-pipe has been installed in series, the 3rd non-return valve.
5. assembled duct test device according to claim 1, is characterized in that: the outer wall of described flexible interface pipe ends is provided with dilatory pier.
6. assembled duct test device according to claim 1, it is characterized in that: described irrigation pipe by upper level to the right extension, along valve well left side wall stretch into straight down bottom vertical section, form along the lower horizontal-extending section bottom valve well, upper level is extension water inlet and filling pump outlet UNICOM to the right, upper level to the right extension has been installed in series the 4th non-return valve, the second gate valve, vertical section utilizes pipe clamp and coordinates expansion bolt to be fixed on valve well inwall, lower horizontal-extending section endpiece and arm UNICOM.
7. assembled duct test device according to claim 1, it is characterized in that: described steel pipe two ends are provided with joint flange, joint flange and flexible interface pipeline are connected by tray short tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758764.2U CN204241322U (en) | 2014-12-05 | 2014-12-05 | A kind of assembled duct test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420758764.2U CN204241322U (en) | 2014-12-05 | 2014-12-05 | A kind of assembled duct test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204241322U true CN204241322U (en) | 2015-04-01 |
Family
ID=52770803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758764.2U Withdrawn - After Issue CN204241322U (en) | 2014-12-05 | 2014-12-05 | A kind of assembled duct test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204241322U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458427A (en) * | 2014-12-05 | 2015-03-25 | 安徽水安建设集团股份有限公司 | Assembled type pipeline testing device |
| CN105570533A (en) * | 2015-12-11 | 2016-05-11 | 安徽水安建设集团股份有限公司 | Continuous laying and water-saving pressure testing construction method of long-distance water pipe |
| CN105890851A (en) * | 2016-04-18 | 2016-08-24 | 中国冶集团有限公司 | Large-caliber cast iron pipe pressure testing device without backrest, and large-caliber cast iron pipe pressure testing method without backrest |
| CN108213943A (en) * | 2017-12-07 | 2018-06-29 | 苏州安特威阀门有限公司 | A kind of intelligent valve assembles test machine |
-
2014
- 2014-12-05 CN CN201420758764.2U patent/CN204241322U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458427A (en) * | 2014-12-05 | 2015-03-25 | 安徽水安建设集团股份有限公司 | Assembled type pipeline testing device |
| CN105570533A (en) * | 2015-12-11 | 2016-05-11 | 安徽水安建设集团股份有限公司 | Continuous laying and water-saving pressure testing construction method of long-distance water pipe |
| CN105890851A (en) * | 2016-04-18 | 2016-08-24 | 中国冶集团有限公司 | Large-caliber cast iron pipe pressure testing device without backrest, and large-caliber cast iron pipe pressure testing method without backrest |
| CN108213943A (en) * | 2017-12-07 | 2018-06-29 | 苏州安特威阀门有限公司 | A kind of intelligent valve assembles test machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20180119 |