CN102095046A - Plugging device for indoor water discharge pipe water filling test - Google Patents
Plugging device for indoor water discharge pipe water filling test Download PDFInfo
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- CN102095046A CN102095046A CN 201110035025 CN201110035025A CN102095046A CN 102095046 A CN102095046 A CN 102095046A CN 201110035025 CN201110035025 CN 201110035025 CN 201110035025 A CN201110035025 A CN 201110035025A CN 102095046 A CN102095046 A CN 102095046A
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- drainage pipe
- water filling
- filling test
- locking nut
- plugging device
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Abstract
The invention discloses a plugging device for an indoor water discharge pipe water filling test. The plugging device comprises an expansion joint, a concentric reducer, a short pipe and a valve which are integrally connected from top to bottom, wherein the top of the expansion joint is provided with threads and a locking nut which is matched with the threads; the top of the expansion joint is also provided with an inclined plane which is formed by expanding outwards; and the inner side of the inclined plane is tightly attached to a sealing ring. Through the plugging device, the water filling test is performed on a water discharge pipe layer by layer, the leakproofness of the pipe is timely detected, and problems are timely found and corrected; a vertical water discharge pipe can be more firmly and reliably fixed with the expansion joint by squeezing the sealing ring; meanwhile, plugging is performed by using a valve, the plugging device is suitable for all water discharge pipes and is manually operated conveniently, and the plugging effect is greatly improved.
Description
Technical field
The invention belongs to construction drainage pipeline inspection technical field, particularly relate to a kind of blocking device of indoor drainage pipe water filling test.
Background technique
In the water supply and sewerage pipeline work progress, often need interim occluding member drainage pipe to carry out water filling test, have or not the situation of leaking with the check drainage pipe.
At present, water filling test all is to utilize air bag shutoff drainage pipe, as disclosed a kind of pipeline air bag among the Chinese patent CN2711504Y, adopt by bottom, utricule, top and the valve cock that is installed in the top that the mould vulcanized rubber is Integratively formed to be inflatable utricule, valve inside and tightening nut have been connected on the valve cock, utricule outer wall circle is provided with several burr in P week, its utricule is up and down the slightly round long tubular of the conical surface, has good airproof performance, intensity height, not explosion, does not take off the end, air tight, characteristics that working life is long.
But, this class air bag because the out-of-flatness of drainage pipe inwall, makes that the outer wall at the inflation rear gasbag can not fit tightly with the inwall of drainage pipe through regular meeting in actual use, cause and to carry out effective shutoff to drainage pipe, directly have influence on drainage pipe is checked; And air bag is positioned at drainage pipe and is difficult to position before inflation, just can fall in the drainage pipe as misoperation, has both had influence on efficiency of test, also is difficult for taking out; And, air bag needs to put into drainage pipe by the inspection socket that drainage pipe is provided with, but the inspection socket of drainage pipe is not successively to be provided with, so can't realize all the time drainage pipe is successively carried out water filling test, so that when drainage pipe is constructed, can not in time pinpoint the problems, influence construction speed.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can successively carry out water filling test, and the blocking device of simple operation, indoor drainage pipe water filling test that plugging effect is good.
For this reason, scheme of the present invention is such: the blocking device of indoor drainage pipe water filling test, it is characterized in that: it is linked into an integrated entity from top to bottom by slip joint, concentric reducer, short tube and valve, and the slip joint top is threaded and locking nut with matching; The top of slip joint also has one outwards to be expanded and the inclined-plane of formation, and the inboard, inclined-plane is glued with a seal ring.
The cross section, edge of described locking nut is the Yin of Daoing “ " shape.
Described seal ring top also is glued with a gimbal, this gimbal top and the locking nut Yin of Daoing “ " minor face of shape is inconsistent.
The described locking nut Yin of Daoing “ " the long limit bottom position of shape is corresponding with seal ring.
The present invention also comprises a skew T, is connected with valve.
The present invention, after the installation of last layer drainage pipe, in the time of need carrying out water filling test, can place the water outlet of standpipe in the slip joint in the work progress of building by technique scheme; Afterwards, locking nut turns clockwise, itself and slip joint top twisted close, thereby twisted in the process of closing the locking nut Yin of Daoing “ at locking nut " minor face of the shape extruding gimbal inconsistent downwards with it; act on the power of extruding on the seal ring uniformly by gimbal simultaneously; the effect that seal ring constantly is squeezed, the both sides distortion expands outwardly, and produces huge frictional force with standpipe; after locking nut is by stubborn closing, standpipe can be fixed in the slip joint; Then, close ball valve, with the water outlet shutoff of standpipe; Then, the beginning water filling test, whether the drainage pipe that observation station detects exists the situation of leaking; After test finishes, to open ball valve test water is emitted by skew T, this test water can adopt with bucket and collect, and is convenient to use when one deck is poured water down, to arrive water-saving effect; After test water is by emptying, be rotated counterclockwise locking nut, the present invention is unclamped and unloads from drainage pipe.
The present invention is because the locking nut Yin of Daoing “ " the long limit bottom position of shape is corresponding with seal ring, so when the locking nut quilt is stubborn close after, can be tightr stubborn the closing of the effect lower locking nut of growing the limit and slip joint; Simultaneously, the downward crush seal circle of minor face also can put in place more, makes seal ring can reach relative maximum value with standpipe frictional force, can not come off under the effect of external force to guarantee standpipe.
By technique scheme, after the drainage pipe installation of one deck, just the water outlet of standpipe can be connected with the present invention, realized drainage pipe is successively carried out water filling test, can in time check the leakproofness of pipeline, in time pinpoint the problems, in time revise; And the present invention can play the effect of double seal under the effect of seal ring and gimbal, and by the crush seal circle, can make the fixing firm more, reliable of standpipe and slip joint; Simultaneously, utilize valve to carry out shutoff, be applicable to all drainage pipes, not only be convenient to workman's operation, also improved plugging effect greatly.
Description of drawings
Below in conjunction with drawings and Examples the present invention is done further detailed description.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a partial structurtes sectional view of the present invention.
Fig. 3 is a water filling test schematic representation of the present invention.
Embodiment
Referring to accompanying drawing, present embodiment is connected from top to bottom by the PVC skew T 5 of PVC slip joint 1, PVC concentric reducer 2, PVC short tube 3 and PVC ball valve 4 and band pvc pipe cap, and is bonded to one by PVC glue; Described PVC slip joint 1 top be threaded with cross section, edge with matching be the Yin of Daoing “ " locking nut 6 of shape; The top of PVC slip joint 1 also has one outwards to be expanded and the inclined-plane 7 of formation, and 7 inboards, inclined-plane are glued with a rubber seal 8; These rubber seal 8 tops also are glued with a plastics gimbal 9, and it is inconsistent that these plastics gimbal 9 tops and locking nut 6 falls the minor face 11 of " Yin " shape; The described locking nut Yin of Daoing “ " long limit 12 bottom positions of shape are corresponding with rubber seal 8.
The PVC slip joint 1 that present embodiment adopted is DN75, DN100, three kinds of specifications of DN150, PVC concentric reducer 2 is DN75 * DN50, DN100 * DN50, three kinds of specifications of DN150 * DN50, PVC short tube 3 is DN50 specification, PVC ball valve 4 is DN50 specification, skew T is DN50 specification, and the pvc pipe cap is DN50 specification.
Present embodiment passes through technique scheme, in the work progress of building, when the standpipe 13 of last layer PVC-U drainage pipe, arm installation and with the suspension and support fixation after, in the time of need carrying out water filling test, the water outlet of standpipe 13 can be placed in the PVC slip joint 1; Afterwards, locking nut 6 turns clockwise, itself and PVC slip joint 1 top twisted close, thereby twisted in the process of closing at locking nut 6, the locking nut 6 minor face 11 of " Yin " shape pushes the plastics gimbal 9 inconsistent with it downwards; act on uniformly on the rubber seal 8 by the power of plastics gimbal 9 with extruding simultaneously; the effect that rubber seal 8 constantly is squeezed; the both sides distortion expands outwardly; with the huge frictional force of standpipe 13 generations; after locking nut 6 is by stubborn closing, standpipe 13 can be fixed in the PVC slip joint 1; Then, close PVC ball valve 4, with the water outlet shutoff of standpipe 13; Then, the beginning water filling test is poured water in the PVC-U drainage pipe by a mouth of pipe in last alternating floor building, water level arrives a mouth of pipe edge in the PVC-U drainage pipe, stop afterwards pouring water, observe 5min, check whether liquid level descends and the seepage situation of pipeline, interface; After test finishes, to open PVC ball valve 4 test water is emitted by the discharge opening 14 of PVC skew T 5, this test water can adopt with bucket and collect, and is convenient to use when one deck is poured water down, to arrive water-saving effect; After test water is by emptying, be rotated counterclockwise locking nut 6, this example is unclamped and unloads from the PVC-U drainage pipe, and the standpipe 13 of following one deck PVC-U drainage pipe, arm installation and with the suspension and support fixation after, repeat above operation, to realize successively checking the purpose of PVC-U drainage pipe percolating water situation.
This example is because locking nut 6 Yin of Daoing “ " long limit 12 bottom positions of shape are corresponding with rubber seal 8, so after locking nut 6 is by stubborn closing, can be tightr stubborn the closing of the effect lower locking nut 6 on length limit 12 and PVC slip joint 1; Simultaneously, minor face 11 extruding rubber seal 8 downwards also can put in place more, makes rubber seal 8 can reach relative maximum value with standpipe 13 frictional force, can not come off under the effect of external force to guarantee standpipe 13.
Claims (5)
1. the blocking device of indoor drainage pipe water filling test, it is characterized in that: it is linked into an integrated entity from top to bottom by slip joint, concentric reducer, short tube and valve, and the slip joint top is threaded and locking nut with matching; The top of slip joint also has one outwards to be expanded and the inclined-plane of formation, and the inboard, inclined-plane is glued with a seal ring.
2. the blocking device of indoor drainage pipe water filling test as claimed in claim 1 is characterized in that: the cross section, edge of described locking nut is the Yin of Daoing “ " shape.
3. the blocking device of indoor drainage pipe water filling test as claimed in claim 1 is characterized in that: described seal ring top also is glued with a gimbal, this gimbal top and the locking nut Yin of Daoing “ " minor face of shape is inconsistent.
4. the blocking device of indoor drainage pipe water filling test as claimed in claim 2 is characterized in that: the described locking nut Yin of Daoing “ " the long limit bottom position of shape is corresponding with seal ring.
5. the blocking device of indoor drainage pipe water filling test as claimed in claim 1 is characterized in that: it also comprises a skew T, is connected with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110035025 CN102095046A (en) | 2011-02-09 | 2011-02-09 | Plugging device for indoor water discharge pipe water filling test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110035025 CN102095046A (en) | 2011-02-09 | 2011-02-09 | Plugging device for indoor water discharge pipe water filling test |
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| Publication Number | Publication Date |
|---|---|
| CN102095046A true CN102095046A (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110035025 Pending CN102095046A (en) | 2011-02-09 | 2011-02-09 | Plugging device for indoor water discharge pipe water filling test |
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| CN (1) | CN102095046A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855110A (en) * | 2020-07-31 | 2020-10-30 | 山东起凤建工股份有限公司 | Layered irrigation test method for PVC-U internal spiral drainage pipeline |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941156A (en) * | 1975-03-24 | 1976-03-02 | The Raymond Lee Organization, Inc. | Plumbing test fitting |
| CN85200388U (en) * | 1985-04-01 | 1986-11-12 | 吉林省建筑设计院 | Two-way plastic three joint for drainage in room |
| US6564823B1 (en) * | 1996-12-30 | 2003-05-20 | John M. Mankins | Method and apparatus for testing plumbing installations |
| CN201954188U (en) * | 2011-02-10 | 2011-08-31 | 浙江大华建设集团有限公司 | Plugging device for indoor drainage pipeline water filling test |
-
2011
- 2011-02-09 CN CN 201110035025 patent/CN102095046A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941156A (en) * | 1975-03-24 | 1976-03-02 | The Raymond Lee Organization, Inc. | Plumbing test fitting |
| CN85200388U (en) * | 1985-04-01 | 1986-11-12 | 吉林省建筑设计院 | Two-way plastic three joint for drainage in room |
| US6564823B1 (en) * | 1996-12-30 | 2003-05-20 | John M. Mankins | Method and apparatus for testing plumbing installations |
| CN201954188U (en) * | 2011-02-10 | 2011-08-31 | 浙江大华建设集团有限公司 | Plugging device for indoor drainage pipeline water filling test |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855110A (en) * | 2020-07-31 | 2020-10-30 | 山东起凤建工股份有限公司 | Layered irrigation test method for PVC-U internal spiral drainage pipeline |
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Application publication date: 20110615 |