CN107387883A - A kind of structure sheaf pipeline waterproof technique - Google Patents
A kind of structure sheaf pipeline waterproof technique Download PDFInfo
- Publication number
- CN107387883A CN107387883A CN201710588759.XA CN201710588759A CN107387883A CN 107387883 A CN107387883 A CN 107387883A CN 201710588759 A CN201710588759 A CN 201710588759A CN 107387883 A CN107387883 A CN 107387883A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- structure sheaf
- ring
- pea gravel
- gravel concreten
- Prior art date
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000004570 mortar (masonry) Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 22
- 238000007789 sealing Methods 0.000 abstract description 11
- 239000010410 layer Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a kind of structure sheaf pipeline waterproof technique, and ring side is set on pipeline, and hydro-expansive rubber ring is set in the lower end on ring side, and the through hole for being used to place pipeline on structure sheaf is in round table-like.The present invention has advantages below and effect：When rising-heat contracting-cold occurs for structure sheaf, gap is produced between pea gravel concreten and pipeline and between pea gravel concreten and ring side, moisture can be by oozing under gap, it is in contact with the hydro-expansive rubber ring on pipeline, hydro-expansive rubber ring expands, and carries out plugging action, and now ring side deforms upon in the presence of hydro-expansive rubber ring, it can be closely adhered on pea gravel concreten, keep good sealing effectiveness.When hydro-expansive rubber ring expands, the effect of pea gravel concreten power can be given, and because through hole is in round table-like setting, structure sheaf can be supported effect to pea gravel concreten, be that pea gravel concreten will not fall, and can keep good sealing effectiveness.
Description
Technical field
The present invention relates to construction, more particularly to a kind of structure sheaf pipeline waterproof technique.
Background technology
The smooth of architecture indoor drainage pipeline is one of primary condition for ensureing building normal use, is designing and constructing and is testing
The link strict implement pertinent regulations such as receive, and it is to reduce drainage pipeline to take in work progress necessary, rational technical measures
The effective way of blocking, avoid as far as possible because drain line blockage brings unnecessary economic loss and use, maintenance to user
Puzzlement.
Notification number is a kind of CN201672159U structure of Pipeline Crossing Program waterproof ground of Chinese patent, is responsible in its structure
The surrounding in road is longitudinally disposed with waterproof gasket cement and service sleeve, and longitudinal direction is disposed with waterproof on the outside of service sleeve upper end
Separation layer, waterproof gasket cement and PVC sleeve pipes；Main pipeline set gradually from top to bottom laterally outside for surface layer, binder course, waterproof every
Absciss layer, screed-coat, sloping layer and structure sheaf.
Above-mentioned invention is used for solving the phenomenon that pipeline leak occurs, seeped water with floor junction, lifts construction quality, so
And during much time using, structure sheaf can expand with heat and contract with cold, and cause the sealing effectiveness between pipeline to decline, and tie
There is the phenomenon that seepage easily occurs during water on structure layer, improvements be present.
The content of the invention
It is an object of the invention to provide a kind of structure sheaf pipeline waterproof technique, can still stablize under much time using
Water resistance between ground holding structure layer and pipeline.
The present invention above-mentioned technical purpose technical scheme is that：A kind of structure sheaf pipeline waterproof work
Skill,
Step 1：Pipeline the week side of boss integrated injection molding offers through hole, the diameter of the through hole upper end is big formed with ring side on structure sheaf
Diameter in lower end, through hole upper end aperture are more than the external diameter on ring side；
Step 2：On pipeline hydro-expansive rubber ring is arranged positioned at ring side lower end；
Step 3：Pipeline, which is worn, to be entered in structure sheaf, and ring side is located in through hole, and mould is hung in structure sheaf lower end, for closing through hole
And fixed -piping；
Step 4：Filling pea gravel concreten in through hole so that the top of pea gravel concreten is higher than ring side and is less than structure sheaf；
Step 5：Filling waterproof mortar above pea gravel concreten so that waterproof mortar is concordant with structure sheaf；
Step 6：Leak stopping king is coated between waterproof mortar, structure sheaf and pipeline；
Step 7：Mould is hung in dismounting, and leak stopping king is coated between structure sheaf, pea gravel concreten and pipeline.
By using above-mentioned technical proposal, pea gravel concreten is packed between pipeline and structure sheaf, realizes the peace to pipeline
Dress, and it is arranged on the lifting of ring side and the contact area of pea gravel concreten in the horizontal direction, the lift-off seal effect of pipeline the week side of boss.
When structure sheaf expands with heat and contract with cold, gap can be produced between pipeline pea gravel concreten and between ring side and pea gravel concreten, easily
The phenomenon of seepage is produced, now moisture can be contacted with hydro-expansive rubber ring, and sealing work is carried out by hydro-expansive rubber ring
With and the effect of ring side support force can be given in the presence of hydro-expansive rubber ring so that ring side and pea gravel concreten it
Between be brought into close contact, further lift-off seal effect.
When hydro-expansive rubber ring, which meets water, to be expanded, pea gravel concreten can be caused to extrude, and through hole upper end is straight
The diameter of footpath and lower end is less than the diameter at middle part, the supporting role that can be stablized to pea gravel concreten, and pea gravel concreten is not easy
Through hole is squeezed out from upper end or lower end, so as to lift the fastness of pea gravel concreten, by hydro-expansive rubber ring extruding force
Effect is to be hardly damaged.
Waterproof mortar and leak stopping king's is provided for carrying out sealing between pipeline, structure sheaf and pea gravel concreten
It is stifled, lift waterproof effect.
The present invention is further arranged to：Reinforcing ring is wholely set positioned at ring side lower end on the pipeline, the chance water is swollen
Swollen rubber ring set is located at outside the reinforcing ring.
By using above-mentioned technical proposal, the reinforcing ring set on pipeline is used to be combined with hydro-expansive rubber ring, is meeting
Water-expansible rubber ring rubber ring can cause to extrude during expanding to pipeline, because the reinforcement of the reinforced ring of pipeline is made
With, therefore the phenomenon of breakage is not susceptible to, good sealing property and drainage effect can be kept.
The present invention is further arranged to：When the reinforcing ring and the ring have been wholely set reinforcement between, the chance water
The caulking groove for being embedded the reinforcement side is provided with expanded rubber ring.
By using above-mentioned technical proposal, when reinforcing ring and ring set reinforcement between, the structure for enhancing ring side is strong
Degree, is not susceptible to be broken.And strengthen close to the side of reinforcing ring on when being located at ring, being not easy, which influences ring side, bends, and protects
The sealing effectiveness on held in ring side.It is provided for being embedded the caulking groove for strengthening side on hydro-expansive rubber ring, water-swellable can be facilitated
The installation of rubber ring, and can realize to the positioning between hydro-expansive rubber ring and pipeline, keep stable.
The present invention is further arranged to：The ring side is serrated.
By using above-mentioned technical proposal, ring side is serrated, contact that can be between enhancing ring side and pea gravel concreten
Area, and certain difference in height is formed in the horizontal direction, the flowing of moisture is not likely to produce, so as to lift waterproof effect.
The present invention is further arranged to：Before filling pea gravel concreten, into through hole and pipeline the week side of boss water spray soaks.
By using above-mentioned technical proposal, through hole can be easy to the adhesion of pea gravel concreten after water spray moistens, so as to carry
The bonding strength between pea gravel concreten and structure sheaf is risen, is not susceptible to the phenomenon to come off, the branch that can be stablized to pipeline
Support, and it is not susceptible to the phenomenon of infiltration leak.
The present invention is further arranged to：The thickness of waterproof mortar is 20mm.
By using above-mentioned technical proposal, the waterproof mortar after 20mm can keep good waterproof effect, be not easy to produce
The seepage of unboiled water point, and it is not susceptible to the phenomenon of cracking, and durability degree is high, can be continued for waterproof action.
The present invention is further arranged to：The thickness of the leak stopping king is 3mm.
By using above-mentioned technical proposal, thickness is that 3mm leak stopping king can be completely carried out plugging action, and moisture can not
By, and the use of leak stopping king can be reduced, reduce cost.
The present invention is further arranged to：The mould that hangs is spliced by two pieces of scoreboards, is relatively set with and is used between scoreboard
Card sets the neck of pipeline, and the scoreboard is supported by support frame and fixed.
By using above-mentioned technical proposal, neck is set in scoreboard, is embedded by neck for pipeline, and by dividing
The clamping action being spliced to form to pipeline between plate, and fixation is supported to scoreboard by support frame, push against scoreboard
In the lower end of structure sheaf, pipeline is fixed, through hole is closed, work is supported when filling pea gravel concreten
With.Leak stopping king is coated between structure sheaf, pea gravel concreten and pipeline, for preventing between lower end of duct and structure sheaf
Water acts on, and lifts waterproof effect.
In summary, the invention has the advantages that：Combined by jagged ring side with pea gravel concreten, can
Waterproof effect is lifted, and in the presence of waterproof mortar and leak stopping king, does not tend to have Water deep leaching.
When structure sheaf expand with heat and contract with cold cause between pea gravel concreten and pipeline and pea gravel concreten and ring side between
Gap is produced, now moisture can contact along gap seepage, moisture with hydro-expansive rubber ring, and hydro-expansive rubber ring occurs swollen
It is swollen, carry out good sealing function, and ring side can be formed and extruded in the presence of hydro-expansive rubber ring, make ring side with it is thin
Stone concrete is brought into close contact again, carries out sealing function.When hydro-expansive rubber ring expands, pea gravel concreten is by power
Effect, the diameter of through hole upper end and the diameter of lower end are less than the diameter at middle part, the support that can be stablized to pea gravel concreten
Effect, pea gravel concreten are not easy to be squeezed out through hole from upper end or lower end so that pea gravel concreten will not occur with structure sheaf
Depart from, effect stably pipeline can be fixed.
Brief description of the drawings
Fig. 1 is the schematic diagram that shaping is connected between structure sheaf and pipeline；
Fig. 2 is the schematic diagram that pipeline is fixed by hanging mould；
Fig. 3 is the schematic diagram of pipeline and hydro-expansive rubber ring；
Fig. 4 is the schematic diagram for hanging mould.
In figure：1st, pipeline；2nd, ring side；3rd, structure sheaf；4th, through hole；5th, hydro-expansive rubber ring；6th, mould is hung；61st, scoreboard；7、
Pea gravel concreten；8th, waterproof mortar；9th, leak stopping king；10th, reinforcing ring；11st, side is strengthened；12nd, caulking groove；13rd, neck；14th, support
Frame.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
A kind of structure sheaf pipeline waterproof technique, as shown in figure 1, can be good close to being carried out between pipeline 1 and structure sheaf 3
Envelope is acted on, and good waterproof effect can be still kept in the case where structure sheaf 3 expands with heat and contract with cold, and lifts water proofing property
Energy.
Step 1：As shown in Fig. 2 making pipeline 1, ring side 2 is set in the week side of boss of the medium position of pipeline 1, ring side 2 is radially
It is serrated, with reference to shown in Fig. 3, the lower end positioned at ring side 2 on pipeline 1 is provided with reinforcing ring 10, for increasing the knot of pipeline 1
Structure intensity, when reinforcing ring 10 and ring are being additionally provided with reinforcement between 2 11, pipeline 1, ring are in 2, reinforcing ring 10 and reinforcement 11
Integrated injection molding is formed, strengthen while in the presence of 11 can enhancing ring while 2 intensity, the stress of ring side 2 is not susceptible to be broken.Structure
The position of pipe laying 1 is needed to open up through hole 4 on layer 3, and the diameter of the upper end of through hole 4 and the diameter of lower end are less than the straight of middle part
Footpath, and cause the aperture of the top and bottom of through hole 4 to be more than the external diameter on ring side 2.
Step 2：As shown in Fig. 2 being arranged hydro-expansive rubber ring 5 on pipeline 1, hydro-expansive rubber ring 5 is set in pipe
The position of reinforcing ring 10 is provided with road 1, as shown in figure 3, caulking groove 12 is provided with hydro-expansive rubber ring 5, for card
Reinforcement side 11 on embedding pipeline 1, realizes the positioning to hydro-expansive rubber ring 5.
Step 3：As shown in Fig. 2 pipeline 1 is worn into structure sheaf 3 so that ring side 2 is located inside through hole 4, next
Mould 6 is hung in the lower end of structure sheaf 3, realizes the closing to through hole 4 and the fixation of pipeline 1.
As shown in Figure 1 and Figure 4, hang mould 6 to be spliced by two pieces of scoreboards 61, offered in each scoreboard 61 for blocking
If the neck 13 of pipeline 1, neck 13 is in semicircle shape, and its diameter is equal to the external diameter of pipeline 1, passes through the knot of neck 13 in two scoreboards 61
Close, the fixation to pipeline 1 can be realized when scoreboard 61 is spliced, the lower end of structure sheaf 3 is additionally provided with support frame 14, supported
Fixation is supported to scoreboard 61 in the presence of frame 14, scoreboard 61 is pushed against on structure sheaf 3, through hole 4 is closed.
Step 4：With reference to shown in Fig. 2, sprayed water into through hole 4, the week side of boss of structure sheaf 3 and pipeline 1 is moistened, tied
Close shown in Fig. 1 and Fig. 4, pea gravel concreten 7 is then clogged into through hole 4, and pea gravel concreten 7 is higher than ring side 2, passes through microlith
Concrete seven buries ring side 2, by the combination on pea gravel concreten 7 and ring side 2, does not tend to have Water deep leaching, and ring side 2 is in saw
Dentation, the contact area between pea gravel concreten 7 can be lifted, lift waterproof effect.
Step 5：With reference to shown in Fig. 1 and Fig. 2, the top of pea gravel concreten 7 filling waterproof mortar 8, make waterproof mortar 8 and knot
Structure layer 3 is concordant, the waterproof effect in the presence of waterproof mortar 8 between riser tubing 1 and structure sheaf 3.The thickness of waterproof mortar 8
For 20mm, water resistance can be lifted, and be not likely to produce cracking fully to being filled between structure sheaf 3 and pipeline 1
Phenomenon.
Step 6：As shown in figure 1, leak stopping king 9 is coated between waterproof mortar 8, structure sheaf 3 and pipeline 1, to Waterproof sand
Blocked between slurry 8 and structure sheaf 3 and between waterproof mortar 8 and pipeline 1, lift waterproof effect.The thickness of leak stopping king 9 is
3mm, while can stably carrying out waterproof action, the use of material can be reduced, reduces cost.
Step 7：As shown in figure 1, after pea gravel concreten 7 condenses, mould 6 is hung in dismounting, and is mixed in structure sheaf 3, microlith
Leak stopping king 9 is coated between solidifying soil 7 and pipeline 1, further lifts water resistance.The thickness of leak stopping king 9 is 3mm.
When rising-heat contracting-cold occurs for structure sheaf 3, between pea gravel concreten 7 and pipeline 1 and pea gravel concreten 7 and ring side
Gap is produced between 2, moisture can be in contact by being oozed under gap with the hydro-expansive rubber ring 5 on pipeline 1, and it is swollen to meet water
Swollen rubber ring 5 expands, and carries out plugging action, and now ring side 2 deforms upon in the presence of hydro-expansive rubber ring 5, energy
Enough it is closely adhered on pea gravel concreten 7, keeps good sealing effectiveness.When hydro-expansive rubber ring 5 expands, meeting
The effect of the power of pea gravel concreten 7 is given, and the diameter of the diameter and lower end due to the upper end of through hole 4 is less than the diameter at middle part, structure
Layer 3 can be supported effect to pea gravel concreten 7, pea gravel concreten 7 is not fallen, can keep good sealing effectiveness.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (8)
- A kind of 1. structure sheaf pipeline waterproof technique, it is characterised in that：Step 1：Pipeline (1) the week side of boss integrated injection molding offers through hole (4), the through hole formed with ring side (2) on structure sheaf (3) (4) diameter of upper end and the diameter of lower end are less than the diameter at middle part, and through hole (4) upper end aperture is more than the external diameter of ring side (2)；Step 2：On pipeline (1) hydro-expansive rubber ring (5) is arranged positioned at ring side (2) lower end；Step 3：Pipeline (1), which is worn, to be entered in structure sheaf (3), and ring side (2) are located in through hole (4), and structure sheaf (3) lower end is hung Mould (6), for closing through hole (4) and fixed -piping (1)；Step 4：Filling pea gravel concreten (7) in through hole (4) so that the top of pea gravel concreten (7) is higher than ring side (2) and low In structure sheaf (3)；Step 5：Filling waterproof mortar (8) above pea gravel concreten (7) so that waterproof mortar (8) is concordant with structure sheaf (3)；Step 6：Leak stopping king (9) is coated between waterproof mortar (8), structure sheaf (3) and pipeline (1)；Step 7：Mould (6) is hung in dismounting, and leak stopping king (9) is coated between structure sheaf (3), pea gravel concreten (7) and pipeline (1).
- A kind of 2. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：It is located on the pipeline (1) Ring side (2) lower end has been wholely set reinforcing ring (10), and the hydro-expansive rubber ring (5) is set in the reinforcing ring (10) outside.
- A kind of 3. structure sheaf pipeline waterproof technique according to claim 2, it is characterised in that：The reinforcing ring (10) and institute (11) when ring has been wholely set reinforcement between (2) are stated, are provided with the hydro-expansive rubber ring (5) for being embedded described add The caulking groove (12) on strong side (11).
- A kind of 4. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：The ring side (2) is in sawtooth Shape.
- A kind of 5. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：Fill pea gravel concreten (7) Before, in through hole (4) and the water spray wetting of pipeline (1) the week side of boss.
- A kind of 6. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：The thickness of waterproof mortar (8) For 20mm.
- A kind of 7. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：The thickness of the leak stopping king (9) Spend for 3mm.
- A kind of 8. structure sheaf pipeline waterproof technique according to claim 1, it is characterised in that：The mould (6) that hangs is by two pieces Scoreboard (61) is spliced, and the neck (13) that pipeline (1) is set for card, the scoreboard (61) are relatively set between scoreboard (61) Supported and fixed by support frame (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588759.XA CN107387883B (en) | 2017-07-19 | 2017-07-19 | A kind of structure sheaf pipeline waterproof technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588759.XA CN107387883B (en) | 2017-07-19 | 2017-07-19 | A kind of structure sheaf pipeline waterproof technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107387883A true CN107387883A (en) | 2017-11-24 |
| CN107387883B CN107387883B (en) | 2019-03-29 |
Family
ID=60340003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710588759.XA Active CN107387883B (en) | 2017-07-19 | 2017-07-19 | A kind of structure sheaf pipeline waterproof technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107387883B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695274A (en) * | 2019-01-21 | 2019-04-30 | 山东职业学院 | A kind of disposable embedded water stop joint of building engineering draining |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526351A (en) * | 1978-08-11 | 1980-02-25 | Sekisui Chem Co Ltd | Method of connecting pipe to concrete structure |
| CN202474749U (en) * | 2012-02-24 | 2012-10-03 | 中铁十二局集团第二工程有限公司 | Subway grounding net earthing leading out device |
| CN103015721A (en) * | 2012-12-20 | 2013-04-03 | 山东万鑫建设有限公司 | Leakage prevention construction method of reserved holes in kitchen and toilet |
| CN204080862U (en) * | 2014-07-11 | 2015-01-07 | 辽宁远东新型管业发展有限公司 | With the waterproof short tube through walls of earrings |
| CN204187141U (en) * | 2014-09-26 | 2015-03-04 | 中建七局第二建筑有限公司 | A kind of through-flooring tube circumference leakage preventing structure |
| CN205077518U (en) * | 2015-08-13 | 2016-03-09 | 杭州方直电力科技有限公司 | Wall pipe blocks water |
-
2017
- 2017-07-19 CN CN201710588759.XA patent/CN107387883B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526351A (en) * | 1978-08-11 | 1980-02-25 | Sekisui Chem Co Ltd | Method of connecting pipe to concrete structure |
| CN202474749U (en) * | 2012-02-24 | 2012-10-03 | 中铁十二局集团第二工程有限公司 | Subway grounding net earthing leading out device |
| CN103015721A (en) * | 2012-12-20 | 2013-04-03 | 山东万鑫建设有限公司 | Leakage prevention construction method of reserved holes in kitchen and toilet |
| CN204080862U (en) * | 2014-07-11 | 2015-01-07 | 辽宁远东新型管业发展有限公司 | With the waterproof short tube through walls of earrings |
| CN204187141U (en) * | 2014-09-26 | 2015-03-04 | 中建七局第二建筑有限公司 | A kind of through-flooring tube circumference leakage preventing structure |
| CN205077518U (en) * | 2015-08-13 | 2016-03-09 | 杭州方直电力科技有限公司 | Wall pipe blocks water |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695274A (en) * | 2019-01-21 | 2019-04-30 | 山东职业学院 | A kind of disposable embedded water stop joint of building engineering draining |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107387883B (en) | 2019-03-29 |
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