CN105887982A - Construction method for preventing water supply branch tubes concealed laid in houses from civil damage - Google Patents
Construction method for preventing water supply branch tubes concealed laid in houses from civil damage Download PDFInfo
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- CN105887982A CN105887982A CN201610244736.2A CN201610244736A CN105887982A CN 105887982 A CN105887982 A CN 105887982A CN 201610244736 A CN201610244736 A CN 201610244736A CN 105887982 A CN105887982 A CN 105887982A
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- Prior art keywords
- pressure
- water supply
- indoor
- subfeeder
- construction
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a construction method for preventing water supply branch tubes concealed laid in houses from civil damage. The method comprises steps as follows: establishing a concealed laying scheme for the water supply branch pipes in the houses, and performing concealed laying construction; formulating a water supply and pressure test scheme, and selecting a pressurizing point and a pressure observing position; supplying water for pressure test and pressure relief; numbering pressure gauges reserved in a pipe shaft, and setting a sign and disclosure; performing pressure observation and the like. The construction method has the advantages as follows: the operation is simple and easy to implement, the observation effect is relatively visual, and leaking points of the constructed water supply branch pipes damaged during civil construction are easily found, so that timely repair is facilitated; the leaking points can be found before laying of a mortar levelling layer and floor tiles is completed, inconvenience caused by pipe repair and handover and acceptance after water supply is eradicated, damage to a finished product in a previous construction process by repair of the leaking points of the water supply branch pipes is prevented, the rework rate is effectively decreased, and the construction method has quite good practicality.
Description
Technical field
The present invention relates to a kind of civil buildings feedwater piping construction, it is more particularly related to a kind of method that subfeeder secretly applies and avoids damage to during civil engineering crossed construction in civil buildings.
Background technology
At present, in the engineering of residential houses, construct by Running-water Company owing to the water meter of feedwater piping is many, and the main pipe supplied water in the indoor subfeeder of house and building is both needed to disconnect also reserved water epi-position, therefore the construction of feedwater piping is divided into two steps to carry out more: one is the construction of water supply main pipe in residential building, and two is the construction of indoor subfeeder.
The construction of described water supply main pipe, uses metallic conduits surface in piping shaft more, is typically difficult to be destroyed, even if there is destroyed situation, owing to being that surface also allows for finding leak source and keeping in repair in time, therefore without monitoring and protecting means.
The construction of described subfeeder, attractive in appearance in order to ensure to arrange, use along floor or the mode secretly applied along wall more, its construction method is: first lay or be laid in the mortar levelling layer above floor by indoor subfeeder along floor indent, after to be installed complete and pressure testing, more indoors carry out the civil engineering of the operations such as mortar levelling layer, waterproof, Puttying, patch Wall or floor tile.
Although this construction method is continued to use, but has the disadvantage in that always
(1) in the civil engineering after indoors subfeeder secretly applies complete and pressure testing, due to the transport of material, indoors ground sand cutting slurry and in reasons such as ground cutting floor tiles, easily the subfeeder constructed is damaged and destroyed Pipeline Leakage Point is difficult to find；
(2) be difficult to find due to destroyed Pipeline Leakage Point, once mortar levelling layer and ground tile paving complete will hidden leak source, bring great inconvenience to later pipeline maintenance and IMM algorithm；
(3) due to (1), the reason of (2), extend the construction time unavoidably, reduce efficiency of construction, and therefore increase construction cost and maintenance cost.
Summary of the invention
The purpose of the present invention solves problem above exactly, and provides a kind of for avoiding the indoor dark subfeeder that applies to meet with the construction method that civil engineering is destroyed for this.
The present invention, for avoiding the indoor dark subfeeder that applies to meet with the construction method that civil engineering is destroyed, comprises the following steps:
(1) formulate the dark of indoor subfeeder and apply scheme so that it is form independent closed system, and carry out dark deposited construction；
(2) formulate feedwater Pressure test program, and choose pressure point and pressure observation position；
(3) feedwater pressure testing, fully gets rid of inner air tube, and pressurization the air bleeding valve exhaust in pressurization initial stage continuous opening conduits well after water-filling in pipe, until hydraulic pressure carries out pressure testing record after reaching test pressure；
(4) after pressure test is qualified, indoor subfeeder is carried out slow pressure release, stop pressure release when overpressure is down to pipeline service pressure；
(5) remove valve handle, retain at pressure point and the water-supply valve before air bleeding valve and Pressure gauge in piping shaft；
(6) to staying the Pressure gauge set to be numbered and arrange the mark that please don't operate in piping shaft, other professionals are carried out relevant issues simultaneously and tell somebody what one's real intentions are；
(7) pressure observation is carried out after aforementioned operation, when finding manometric pressure drop dramatic decrease or dropping to zero, in time the indoor subfeeder that Pressure gauge numbering is corresponding is carried out leak source investigation and carries out leak source maintenance in time, find that date and indoor working procedure on the same day are checked according to leak source, investigation Slope protection carries out memorandum, in case the destruction situation of similar reason occurs again；
(8) pipeline pressure observation should continue to other operations the most complete, and observation is removed after terminating and stayed the valve and Pressure gauge that set and carry out maintenance, in order to other positions use.
The present invention compared with prior art, has the advantages that
(1) operation is simple, and observation effect is the most directly perceived, it is easy to finds the Pipeline Leakage Point that the subfeeder constructed is destroyed in civil engineering, in order to on-call maintenance.
(2) leak source can be found before mortar levelling layer and ground tile paving are complete, stop the inconvenience brought to pipeline maintenance afterwards and IMM algorithm, prevent owing to the leak source of subfeeder is keeped in repair the destruction to upper strata civil engineering operation finished product, thus reduce construction cost.
(3) ensure that the construction of indoor subfeeder once survives, effectively reduce rework rate, and valve used in construction and Pressure gauge etc. all can Reusabilities, it is to avoid waste.
Accompanying drawing explanation
Accompanying drawing 1 is that the dark of indoor subfeeder applies construction schematic diagram.
Figure marks:
The indoor subfeeder of 1-, 2-Pressure gauge, 3-contact, 4-gas heater water swivel, 5-washes nappy water swivel, 6-washbowl water swivel, 7-shower water swivel, 8-use in washing machine water swivel, 9-solar water heater water swivel, 10-toilet seat water swivel.
Detailed description of the invention
It is understood to make the present invention be easier to, below in conjunction with drawings and Examples, technical scheme is described in detail.
Referring to the drawings, indoor subfeeder 1 in the present embodiment secretly spreads in screed-coat and reserved gas heater water swivel 4, washes nappy water swivel 5, washbowl water swivel 6, shower water swivel 7, use in washing machine water swivel 8, solar water heater water swivel 9, toilet seat water swivel 10, before the contact 3 of described indoor subfeeder 1 and water supply main pipe is positioned at piping shaft water meter.
In order to realize the technical purpose of the present invention, the present invention minimum water spot toilet seat 10 keep for water swivel as the pressure point of indoor subfeeder 1, so that slowly intaking at minimum point, get rid of inner air tube, in piping shaft, described indoor subfeeder 1 arranges Pressure gauge 2 for pressure observation at the contact 3 of water supply main pipe simultaneously, to concentrate observed pressure minimizing artificial destruction of trying one's best to cause the possibility of pressure release, remaining the most all uses plug or pipe cap to block with water spot.
Applying and as a example by civil engineering crossed construction by the dark of indoor subfeeder 1 below, illustrate that the present invention is used for avoiding secretly applying indoor subfeeder and meets with the construction method that civil engineering is destroyed, the step of the method is as follows:
(1) conscientious check of drawings before construction, formulates the dark of indoor subfeeder 1 and applies scheme, make described indoor subfeeder 1 form autonomous closure system as shown in drawings, line pipe of going forward side by side pipeline installation construction；
(2) feedwater Pressure test program is formulated, and choose the position of pressure point and pressure observation: described pressure point be preferably located at indoor lower with water spot (as in accompanying drawing, the pre-of toilet seat 10 is continued to employ at water swivel), described pressure observation be located at higher position with water spot and arrange hidden, the less position of possibility (at the contact 3 of subfeeder 1 indoor in piping shaft in accompanying drawing and water supply main pipe) of artificial destruction or maloperation, other are used for gas heater 4, wash nappy 5, washbowl 6, shower 7, washing machine 8, solar water heater 9 grade is continued to employ water swivel in advance and is all blocked with plug or pipe cap；
(3) feedwater pressure testing: first slowly add water at pressure point during pressure testing, when the water level in described indoor subfeeder 1 progressivelyes reach when using water spot of differing heights, each closure using water swivel is carried out with plug or pipe cap one by one by the sequencing of height, fully to get rid of inner air tube, pressurization the exhaust of the air bleeding valve in pressurization initial stage continuous opening conduits well is started after water-filling in pipe, until after hydraulic pressure reaches test pressure, proceed by pressure testing record, with pressure drop at the appointed time reach setting be considered as qualified；
(4) pressure release: after pressure test is qualified, carries out slow pressure release to indoor subfeeder 1, stops pressure release when overpressure is down to pipeline service pressure；
(5) remove pipeline pressurized equipment: remove valve handle, prevent idler's maloperation, retain at pressure point and the water-supply valve before air bleeding valve and Pressure gauge 2 in piping shaft；
(6) mark is set and tells somebody what one's real intentions are: after pressure testing, it is numbered and arranges, to staying the Pressure gauge set in piping shaft, the mark that please don't operate, described manometric numbering should be the most corresponding with the room in floor, to observe the force value of indoor subfeeder 1 if desired and searching leak source, other professionals are told somebody what one's real intentions are simultaneously, inform and do not allow operation or remove and stay and set valve, Pressure gauge and block each pre-plug continuing to employ water swivel or pipe cap, and to the purposes of its explanation pressure observation and purpose；
(7) pressure observation: carry out pressure observation after aforementioned operation, and arrange this building, building long every day each floor to carry out inspection recording manometer numerical value, when finding manometric pressure drop dramatic decrease or dropping to zero, the indoor subfeeder 1 of answering pressure table numbering correspondence carries out leak source investigation, send someone to carry out in time leak source maintenance simultaneously, afterwards, find that date and indoor working procedure on the same day are checked according to leak source, investigation Slope protection carries out memorandum, and teaching process personnel, in case the destruction situation of similar reason occurs again；
(8) pipeline pressure observation time should continue to other operations the most complete, and observation is removed after terminating and stayed the valve and Pressure gauge that set and carry out maintenance, in order to other positions use.
The present invention can be in the work progress carrying out the operation such as upper strata floor mortar levelling layer and patch floor tile, detect whether indoor subfeeder is destroyed, to find that leak source carries out on-call maintenance in time, stop in prior art often to occur when IMM algorithm just discovery Pipeline Leakage Point abolish upper strata mortar levelling layer again and pasted the phenomenon that floor tile carries out keeping in repair, thus reduce the waste of manpower and materials in construction, it is ensured that a survival rate of indoor subfeeder construction.
Above by reference to drawings and Examples to the present invention for avoiding the construction method secretly applying indoor subfeeder experience civil engineering destruction to be schematically described, this description is the most restricted.Those of ordinary skill in the art will be understood that in actual applications, and in the inventive method, the embodiment of each step is all likely to occur some change, and other staff are likely to make similar Design under it enlightens.Special needs to be pointed out is, without departing from present inventive concept, all obvious changes and similar Design thereof, within being all contained in protection scope of the present invention.
Claims (1)
1., for avoiding the indoor dark subfeeder that applies to meet with the construction method that civil engineering is destroyed, its feature exists
In: the method comprises the following steps:
(1) formulate the dark of indoor subfeeder and apply scheme so that it is form independent closed system, and carry out
Dark applying is constructed；
(2) formulate feedwater Pressure test program, and choose pressure point and pressure observation position；
(3) feedwater pressure testing, fully gets rid of inner air tube, pressurizes and at the beginning of pressurization after water-filling in pipe
Air bleeding valve exhaust in phase continuous opening conduits well, until hydraulic pressure carries out pressure testing record after reaching test pressure；
(4) after pressure test is qualified, indoor subfeeder is carried out slow pressure release, when overpressure is down to
Pressure release is stopped during pipeline service pressure；
(5) remove valve handle, retain at pressure point and the water-supply valve before air bleeding valve and pressure in piping shaft
Power table；
(6) to staying the Pressure gauge set to be numbered and arrange the mark that please don't operate in piping shaft, the most right
Other professionals carry out telling somebody what one's real intentions are of relevant issues；
(7) carry out pressure observation after aforementioned operation, when find manometric pressure drop dramatic decrease or under
When reducing to zero, in time the indoor subfeeder that Pressure gauge numbering is corresponding is carried out leak source investigation and leaks in time
According to leak source, some maintenance, finds that date and indoor working procedure on the same day are checked, investigate Slope protection
Carry out memorandum, in case the destruction situation of similar reason occurs again；
(8) pipeline pressure observation should continue to other operations the most complete, and observation is removed to stay after terminating and set
Valve and Pressure gauge also carry out maintenance, in order to other positions use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610244736.2A CN105887982B (en) | 2016-04-19 | 2016-04-19 | For avoiding indoor dark deposited subfeeder from meeting with the construction method that civil engineering is destroyed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610244736.2A CN105887982B (en) | 2016-04-19 | 2016-04-19 | For avoiding indoor dark deposited subfeeder from meeting with the construction method that civil engineering is destroyed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105887982A true CN105887982A (en) | 2016-08-24 |
| CN105887982B CN105887982B (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610244736.2A Active CN105887982B (en) | 2016-04-19 | 2016-04-19 | For avoiding indoor dark deposited subfeeder from meeting with the construction method that civil engineering is destroyed |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001336183A (en) * | 2000-05-29 | 2001-12-07 | Sekisui House Ltd | Water pressure test plug and pipe line constitution method using the same |
| CN102352646A (en) * | 2011-10-21 | 2012-02-15 | 昆明群之英科技有限公司 | Same floor single riser overhaul and drainage system for building bathrooms |
| CN203965113U (en) * | 2014-06-27 | 2014-11-26 | 中建三局第一建设工程有限责任公司 | A kind of pipeline pressure testing device |
| CN205065301U (en) * | 2015-10-19 | 2016-03-02 | 文登蓝岛建筑工程有限公司 | Hot and cold water pipe leaky detecting system |
-
2016
- 2016-04-19 CN CN201610244736.2A patent/CN105887982B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001336183A (en) * | 2000-05-29 | 2001-12-07 | Sekisui House Ltd | Water pressure test plug and pipe line constitution method using the same |
| CN102352646A (en) * | 2011-10-21 | 2012-02-15 | 昆明群之英科技有限公司 | Same floor single riser overhaul and drainage system for building bathrooms |
| CN203965113U (en) * | 2014-06-27 | 2014-11-26 | 中建三局第一建设工程有限责任公司 | A kind of pipeline pressure testing device |
| CN205065301U (en) * | 2015-10-19 | 2016-03-02 | 文登蓝岛建筑工程有限公司 | Hot and cold water pipe leaky detecting system |
Non-Patent Citations (1)
| Title |
|---|
| 代生福等: "《水暖工长上岗指南-不可不知的500个关键细节》", 30 September 2012 * |
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| Publication number | Publication date |
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| CN105887982B (en) | 2018-02-27 |
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