CN113027050A - Large-diameter rainwater pipe joint device and installation and construction method thereof - Google Patents
Large-diameter rainwater pipe joint device and installation and construction method thereof Download PDFInfo
- Publication number
- CN113027050A CN113027050A CN202110358337.XA CN202110358337A CN113027050A CN 113027050 A CN113027050 A CN 113027050A CN 202110358337 A CN202110358337 A CN 202110358337A CN 113027050 A CN113027050 A CN 113027050A
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- connecting sleeve
- wall
- rainwater
- rainwater pipe
- sleeved
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- 238000010276 construction Methods 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 title abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000000670 limiting effect Effects 0.000 claims description 22
- 239000000565 sealant Substances 0.000 claims description 11
- 238000010073 coating (rubber) Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/08—Down pipes; Special clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/08—Down pipes; Special clamping means therefor
- E04D2013/0846—Interconnecting down pipe parts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The application discloses a large-diameter rainwater pipe interface device and an installation and construction method thereof, which are applied to the field of municipal engineering and solve the technical problem that rainwater pipes are easy to deviate when being laid under the ground surface, so that the sealing performance of the connection part of the rainwater pipes is influenced; the rainwater pipe sealing structure has the technical effects of reducing the deviation of the rainwater pipe under the ground surface and ensuring the sealing performance of the rainwater pipe connection part.
Description
Technical Field
The application relates to the technical field of municipal engineering, in particular to a large-diameter rainwater pipe connector device and an installation and construction method thereof.
Background
At present, the construction level of urban infrastructure is higher and higher, drainage pipelines are the basic content of urban construction, when the drainage pipelines are laid, adjacent pipelines need to be connected and installed, and the sealing property of each pipeline connection needs to be ensured during installation.
The existing seepage-proofing process for the interface of the ultra-large-diameter concrete rainwater pipeline comprises the steps of firstly respectively hoisting one section of the concrete pipeline and then putting the concrete pipeline into a groove for assembly, paving a pipeline foundation below the concrete pipeline, putting a rubber sealing rubber ring into a groove of a pipeline rabbet, connecting the pipeline by adopting a chain block pulling method, filling asbestos cement into an inner gap and an outer gap of the pipeline interface, and carrying out first seepage-proofing treatment; plastering a band on the outer wall of the pipe joint by using cement mortar, internally arranging a steel wire mesh, and performing second anti-seepage treatment; before the pipeline is backfilled, the pipeline connector and the connector of the pipeline and the inspection well are wrapped by the non-woven geotextile, external soil and the interior of the pipeline are isolated, and third anti-seepage treatment is carried out.
In view of the above-mentioned related art, the inventor believes that there is a defect that the rainwater pipe is laid under the ground surface, and is easily deviated, thereby affecting the sealing performance of the rainwater pipe connection.
Disclosure of Invention
In order to reduce the deviation of the rainwater pipe under the ground and ensure the sealing property of the connecting part of the rainwater pipe, the application provides a large-diameter rainwater pipe interface device and an installation construction method thereof.
In a first aspect, the present application provides a large-diameter rain pipe connector device, which adopts the following technical scheme: the utility model provides a major diameter downspout interface arrangement, is including setting up the connecting sleeve between adjacent downspout, the both ends of connecting sleeve overlap respectively and put in the outside of adjacent downspout, the pipe clamp has been set to the outside cover of downspout, the lower extreme of pipe clamp is connected with the mounting.
Through above-mentioned technical scheme, fix along with the downspout through pipe clamp and mounting, carry out spacing fixedly to adjacent downspout through connecting sleeve, reduced the skew that the downspout takes place under the earth's surface, guarantee the leakproofness of downspout junction.
The application is further configured to: the inner wall of the connecting sleeve is provided with threads, the threads on the inner walls at the two ends of the connecting sleeve are reversely arranged, and the outer side walls of the adjacent rainwater pipes are respectively connected with the inner walls at the two ends of the connecting sleeve in a screwing mode.
Through above-mentioned technical scheme, make the downspout be connected more stably with connecting sleeve through the mode that connects soon, when rotating connecting sleeve, the downspout at connecting sleeve both ends can be simultaneously to screw in the connecting sleeve, is convenient for connect the downspout.
The application is further configured to: the utility model discloses a rainwater pipe, including the mounting, the mounting includes the support column, the lower extreme of support column is connected with the sliding block, the sliding block sets up in the sliding tray, the rainwater pipe's below is provided with the backup pad, the sliding tray that sets up along backup pad length direction is seted up to the up end of backup pad, the mounting includes the support column, the lower extreme of support column is connected with the sliding.
Through above-mentioned technical scheme, make downspout and backup pad sliding connection through sliding block and sliding tray, when making to connect adjacent downspout, the downspout can slide, is convenient for connect the downspout.
The application is further configured to: the upper end face of the supporting plate is provided with a downward sunken cambered surface, a plurality of fixing holes are formed in the two sides of the supporting plate, and fixing nails penetrate through the fixing holes.
Through above-mentioned technical scheme, through in nailing the staple into the soil layer, fix the backup pad to guarantee to set up the stability at backup pad top downspout.
The application is further configured to: the outer side of the connecting sleeve is provided with a limiting plate, a connecting hole is formed in the limiting plate, a rotating bearing is embedded in the connecting hole, the outer ring outer wall of the rotating bearing is fixed to the inner wall of the connecting hole, the outer wall of the connecting sleeve is fixed to the inner ring inner wall of the rotating bearing, the lower end of the limiting plate is connected with a limiting block, and the limiting block is arranged in a sliding groove.
Through above-mentioned technical scheme, support spacing to connecting sleeve through the limiting plate, limiting plate and backup pad sliding connection make connecting sleeve can remove simultaneously, make connecting sleeve rotate through rolling bearing.
The application is further configured to: the both sides of connecting sleeve all are provided with sealed lid, sealed covering is provided with the sealed hole that supplies the downspout to pass, the inside wall and the lateral wall contact of connecting sleeve of sealed lid.
Through above-mentioned technical scheme, seal once more to the junction of downspout through sealed lid, guarantee the leakproofness of connecting sleeve at adjacent downspout junction simultaneously.
The application is further configured to: the inside wall of sealed lid connects with connecting sleeve's lateral wall soon, be provided with the clearance between sealed lid inner wall bottom and the connecting sleeve side edge, be provided with the sealant filling hole on the sealed lid.
Through above-mentioned technical scheme, can pour into the sealant into through the sealant filling hole in the sealed lid, seal the gap that connecting sleeve and rainwater pipe contacted, guarantee the leakproofness of rainwater pipe connection.
The application is further configured to: the side end edge of the adjacent rainwater pipe is respectively connected with a sleeved inner ring and a sleeved outer ring, the sleeved outer ring is sleeved outside the sleeved inner ring, and the outer wall of the sleeved inner ring is contacted with the inner wall of the sleeved outer ring.
Through the technical scheme, the outer ring is sleeved to limit the inner ring, so that the adjacent rainwater pipes are connected more stably.
The application is further configured to: and a rubber coating is arranged on the outer wall of the sleeved inner ring.
Through above-mentioned technical scheme, can improve the closely type and the leakproofness that adjacent downspout connects through rubber coating.
On the other hand, the application provides a construction method of a large-diameter rainwater pipe joint, which comprises the following steps:
s1, digging a laying groove on the ground surface, digging a fixing groove at the bottom of the laying groove, placing a supporting plate with a sliding groove at the upper end in the fixing groove, and fixing the supporting plate through a fixing nail;
s2: laying a rainwater pipe in the laying groove, fixing a pipe clamp outside the rainwater pipe, and inserting a sliding block connected with the lower end of the pipe clamp into the sliding groove for sliding connection;
s3: arranging a connecting sleeve between adjacent rainwater pipes, inserting a limiting block at the lower end of the connecting sleeve into the sliding groove for sliding connection, and screwing the side ends of the adjacent rainwater pipes into the connecting sleeve respectively;
s4: and screwing the sealing covers on the outer side walls at two ends of the connecting sleeve, and injecting sealing paste into the sealing covers through the sealing paste injection holes.
Through above-mentioned technical scheme, the lower extreme and the backup pad of support column are connected, and the upper end of support column carries out stable support to the downspout, fixes the backup pad in nailing into the soil layer through the staple to guarantee the stability of downspout in the soil layer, reduced the skew that the downspout takes place under the earth's surface, guarantee the leakproofness of downspout junction.
To sum up, the beneficial technical effect of this application does:
1. the pipe clamp and the fixing piece are fixed along with the rainwater pipe, and the adjacent rainwater pipes are limited and fixed through the connecting sleeve, so that the deviation of the rainwater pipe under the ground surface is reduced, and the sealing property of the connection part of the rainwater pipe is ensured;
2. the fixing nail is nailed into the soil layer to fix the supporting plate, so that the stability of the rainwater pipe arranged above the supporting plate is ensured;
3. can inject the sealant into through the sealant filling hole in to sealed lid, seal the gap that connecting sleeve and rainwater pipe contacted, guarantee the leakproofness of rainwater pipe connection.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
fig. 2 is an exploded view showing a rain pipe connection manner according to the present embodiment.
Description of the drawings, 1, a storm sewer; 2. a connecting sleeve; 3. a pipe clamp; 4. a support plate; 5. a support pillar; 6. a slider; 7. fixing nails; 8. a limiting plate; 9. a limiting block; 10. a sealing cover; 11. an inner ring is sleeved; 12. an outer ring is sleeved.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Example (b):
referring to fig. 1 and 2, a large-diameter rainwater pipe interface apparatus disclosed for the present application includes a support plate 4, and the support plate 4 is disposed below the rainwater pipe 1. The outer wall of the rain pipe 1 is fixed with a plurality of pipe clamps 3, and the lower ends of the pipe clamps 3 are fixedly connected with fixing pieces. The mounting includes two parallel arrangement's support column 5, and the lower extreme of support column 5 is connected with sliding block 6. Two sliding chutes that set up along 4 length direction of backup pad are seted up to the up end of backup pad 4, and sliding block 6 of 3 below pipe clamps sets up respectively in the sliding chute, sliding block 6 and sliding chute sliding connection to make downspout 1 and backup pad 4 sliding connection, carry out stable support to downspout 1 through support column 5.
Referring to fig. 1 and 2, the cross section of the sliding groove is in a convex shape, and the outer wall of the sliding block 6 is attached to the inner wall of the sliding groove, so that the sliding groove limits the sliding block 6, and the rainwater pipe 1 is stably arranged on the supporting plate 4. The upper end surface of the supporting plate 4 is provided with a downward sunken cambered surface, so that after the rainwater pipe 1 is buried, the supporting plate 4 is not easy to slide under the action of resistance in a soil layer. The both sides of backup pad 4 are provided with a plurality of fixed orificess, wear to be equipped with staple 7 in the fixed orifices, fix backup pad 4 in going into the soil layer with staple 7 nail to the stability of setting 1 in backup pad 4 top downspout is guaranteed.
Referring to fig. 1 and 2, be provided with limiting plate 8 between adjacent downspout 1, limiting plate 8's lower extreme is connected with stopper 9, stopper 9 sets up in the sliding tray with sliding tray sliding connection, stopper 9's outer wall and the inner wall contact of sliding tray, make the sliding tray carry on spacingly to stopper 9 to make the stable setting of limiting plate 8 on backup pad 4. The limiting plate 8 is provided with a connecting hole, a rotating bearing is embedded in the connecting hole, and the outer ring outer wall of the rotating bearing is fixed with the inner wall of the connecting hole. The inner wall of the inner ring of the rotating bearing is fixed with a connecting sleeve 2, and the inner walls of two ends of the connecting sleeve 2 are provided with reverse threads. The outer walls of the rain pipes 1 at the two ends of the connecting sleeve 2 are respectively provided with threads screwed with the inner wall of the adjacent end of the connecting sleeve 2. One end of the adjacent rainwater pipe 1 adjacent to the connecting sleeve 2 is respectively inserted into the connecting sleeve 2, the connecting sleeve 2 is rotated, the rainwater pipes 1 at the two ends of the connecting sleeve 2 can be respectively screwed into the connecting sleeve 2, and the connecting sleeve 2 is used for connecting and fixing the adjacent rainwater pipes 1.
Referring to fig. 1 and 2, a sleeved inner ring 11 and a sleeved outer ring 12 are connected to the edges of the adjacent storm sewer pipes 1 adjacent to one end of the connecting sleeve 2, respectively. In the process that the adjacent rainwater pipes 1 are adjacent to one end of the connecting sleeve 2 and screwed into the connecting sleeve 2 together, the sleeved outer ring 12 is sleeved outside the sleeved inner ring 11, and the outer wall of the sleeved inner ring 11 is contacted with the inner wall of the sleeved outer ring 12. The sleeved inner ring 11 is limited by the sleeved outer ring 12, so that the adjacent rainwater pipes 1 are connected more stably. The outer wall of the sleeved inner ring 11 is provided with a rubber coating, so that the connection tightness of the adjacent rainwater pipes 1 is improved.
Referring to fig. 1 and 2, sealing caps 10 are provided at both sides of the connection sleeve 2, and the sealing caps 10 are provided with sealing holes through which the rainwater pipes 1 pass. The inner side wall of the sealing cover 10 is screwed with the outer side wall of the connecting sleeve 2, the threads on the inner wall of the sealing cover 10 extend to the middle part of the inner wall of the sealing cover 10, and a gap is formed between the bottom end of the inner wall of the sealing cover 10 and the side edge of the connecting sleeve 2. Be provided with the sealant filling hole on the sealed lid 10, can pour into the sealant into sealed lid 10 through the sealant filling hole, seal the gap of connecting sleeve 2 and downspout 1 contact, guarantee the leakproofness that downspout 1 connects.
The implementation principle of the embodiment is as follows: sliding block 6 and the sliding tray sliding connection in backup pad 4 are passed through to the lower extreme of support column 5, play spacing effect through sliding tray and sliding block 6, the upper end of support column 5 carries out stable support to downspout 1, make the stable setting of downspout 1 on backup pad 4, staple 7 nails are fixed backup pad 4 in going into the soil layer, thereby guarantee the stability of downspout 1 in the soil layer, the skew of downspout 1 emergence under the earth's surface has been reduced, guarantee the leakproofness of downspout 1 junction.
The application also discloses a construction method of the large-diameter rainwater pipe 1 connector, which comprises the following steps:
s1, digging a laying groove on the ground surface, digging a fixing groove at the bottom of the laying groove, placing a supporting plate 4 with a sliding groove at the upper end in the fixing groove, fixing the supporting plate 4 through a fixing nail 7, ensuring the setting stability of the supporting plate 4 and reducing the offset of the supporting plate 4 in the soil layer;
s2: the rainwater pipe 1 is laid in the laying groove, the pipe clamp 3 is fixed on the outer side of the rainwater pipe 1, the sliding block 6 connected with the lower end of the pipe clamp 3 is inserted into the sliding groove to be in sliding connection, and meanwhile, the sliding groove starts a limiting effect on the sliding block 6 to ensure the stability of the rainwater pipe 1 arranged on the supporting plate 4;
s3: the connecting sleeves 2 are arranged between the adjacent rainwater pipes 1, the limiting blocks 9 at the lower ends of the connecting sleeves 2 are inserted into the sliding grooves for sliding connection, the side ends of the adjacent rainwater pipes 1 are respectively screwed into the connecting sleeves 2, and the adjacent rainwater pipes 1 are strongly limited by the connecting sleeves 2, so that the connection instability caused by slippage of the adjacent rainwater pipes 1 on the supporting plate 4 is prevented;
s4: connect sealed lid 10 soon on the lateral wall at connecting sleeve 2 both ends, pour into the sealant into through sealant injection hole to sealed lid 10, seal the gap of connecting sleeve 2 and the rainwater pipe 1 contact, guarantee the stability of adjacent rainwater pipe 1 connection to and the leakproofness of rainwater pipe 1 junction.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The large-diameter rainwater pipe connector device is characterized by comprising a connecting sleeve (2) arranged between adjacent rainwater pipes (1), wherein two ends of the connecting sleeve (2) are respectively sleeved on the outer sides of the adjacent rainwater pipes (1), a pipe clamp (3) is sleeved on the outer side of each rainwater pipe (1), and the lower end of each pipe clamp (3) is connected with a fixing piece.
2. A large diameter rain pipe interface device according to claim 1, characterized in that the inner wall of the connecting sleeve (2) is provided with screw threads, the screw threads of the inner walls of the two ends of the connecting sleeve (2) are arranged oppositely, and the outer side wall of the adjacent rain pipe (1) is screwed with the inner walls of the two ends of the connecting sleeve (2) respectively.
3. The large-diameter rainwater pipe interface device according to claim 1, wherein a support plate (4) is arranged below the rainwater pipe (1), a sliding groove is formed in the upper end face of the support plate (4) along the length direction of the support plate (4), the fixing member comprises a support pillar (5), a sliding block (6) is connected to the lower end of the support pillar (5), and the sliding block (6) is arranged in the sliding groove.
4. The large-diameter rainwater pipe interface device according to claim 3, wherein the upper end surface of the supporting plate (4) is arranged in a downward-concave arc surface, a plurality of fixing holes are arranged on two sides of the supporting plate (4), and fixing nails (7) are arranged in the fixing holes in a penetrating manner.
5. The large-diameter rainwater pipe interface device according to claim 3, wherein a limiting plate (8) is arranged outside the connecting sleeve (2), a connecting hole is formed in the limiting plate (8), a rotating bearing is embedded in the connecting hole, the outer ring outer wall of the rotating bearing is fixed with the inner wall of the connecting hole, the outer wall of the connecting sleeve (2) is fixed with the inner ring inner wall of the rotating bearing, a limiting block (9) is connected to the lower end of the limiting plate (8), and the limiting block (9) is arranged in a sliding groove.
6. A large-diameter rainwater pipe interface device according to claim 1, wherein both sides of the connecting sleeve (2) are provided with sealing covers (10), the sealing covers (10) are provided with sealing holes for the rainwater pipe (1) to pass through, and the inner side walls of the sealing covers (10) are in contact with the outer side walls of the connecting sleeve (2).
7. The large-diameter rainwater pipe interface device according to claim 6, wherein the inner side wall of the sealing cover (10) is screwed with the outer side wall of the connecting sleeve (2), a gap is arranged between the bottom end of the inner wall of the sealing cover (10) and the side end edge of the connecting sleeve (2), and a sealant injecting hole is arranged on the sealing cover (10).
8. A large diameter storm drain interface device as claimed in claim 1 wherein adjacent storm drain (1) side edges are connected with a sleeved inner ring (11) and a sleeved outer ring (12), respectively, said sleeved outer ring (12) is sleeved outside the sleeved inner ring (11), the outer wall of the sleeved inner ring (11) is contacted with the inner wall of the sleeved outer ring (12).
9. A large diameter storm drain interface device as claimed in claim 8 wherein said nested inner ring (11) is provided with a rubber coating on its outer wall.
10. A construction method of a large-diameter rainwater pipe joint applied to the large-diameter rainwater pipe joint device according to any one of claims 1 to 9, comprising the steps of:
s1, digging a laying groove on the ground surface, digging a fixing groove at the bottom of the laying groove, placing a supporting plate (4) with a sliding groove at the upper end in the fixing groove, and fixing the supporting plate (4) through a fixing nail (7);
s2: a rainwater pipe (1) is laid in the laying groove, a pipe clamp (3) is fixed on the outer side of the rainwater pipe (1), and a sliding block (6) connected with the lower end of the pipe clamp (3) is inserted into the sliding groove for sliding connection;
s3: arranging a connecting sleeve (2) between adjacent rainwater pipes (1), inserting a limiting block (9) at the lower end of the connecting sleeve (2) into a sliding groove for sliding connection, and screwing the side ends of the adjacent rainwater pipes (1) into the connecting sleeve (2) respectively;
s4: the sealing cover (10) is screwed on the outer side walls at two ends of the connecting sleeve (2), and the sealing paste is injected into the sealing cover (10) through the sealing paste injection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358337.XA CN113027050B (en) | 2021-04-01 | 2021-04-01 | Large-diameter rainwater pipe joint device and installation and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110358337.XA CN113027050B (en) | 2021-04-01 | 2021-04-01 | Large-diameter rainwater pipe joint device and installation and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113027050A true CN113027050A (en) | 2021-06-25 |
| CN113027050B CN113027050B (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110358337.XA Active CN113027050B (en) | 2021-04-01 | 2021-04-01 | Large-diameter rainwater pipe joint device and installation and construction method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210484801U (en) * | 2019-07-26 | 2020-05-08 | 江苏金万达新材料科技有限公司 | Anti-corrosion welded pipe for liquid conveying |
| CN210531805U (en) * | 2019-07-19 | 2020-05-15 | 无锡辉瑞达科技有限公司 | Anti-leakage connecting structure of exhaust duct |
| CN111795226A (en) * | 2020-07-21 | 2020-10-20 | 刘志祥 | Municipal administration water supply and drainage pipeline connection structure |
| CN212056208U (en) * | 2020-05-06 | 2020-12-01 | 深圳市骏龙达建筑工程有限公司 | Municipal administration water supply and drainage pipeline connection structure |
| CN212251543U (en) * | 2020-06-10 | 2020-12-29 | 郭庆德 | Municipal administration water supply and drainage pipeline coupling assembling |
| CN212273314U (en) * | 2020-06-04 | 2021-01-01 | 深圳市港华建设有限公司 | Gas pipeline and sleeve pipe clearance plugging device |
| CN112576830A (en) * | 2020-12-15 | 2021-03-30 | 陕西碧澄九洲实业有限公司 | Sewage pipeline and construction method thereof |
-
2021
- 2021-04-01 CN CN202110358337.XA patent/CN113027050B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210531805U (en) * | 2019-07-19 | 2020-05-15 | 无锡辉瑞达科技有限公司 | Anti-leakage connecting structure of exhaust duct |
| CN210484801U (en) * | 2019-07-26 | 2020-05-08 | 江苏金万达新材料科技有限公司 | Anti-corrosion welded pipe for liquid conveying |
| CN212056208U (en) * | 2020-05-06 | 2020-12-01 | 深圳市骏龙达建筑工程有限公司 | Municipal administration water supply and drainage pipeline connection structure |
| CN212273314U (en) * | 2020-06-04 | 2021-01-01 | 深圳市港华建设有限公司 | Gas pipeline and sleeve pipe clearance plugging device |
| CN212251543U (en) * | 2020-06-10 | 2020-12-29 | 郭庆德 | Municipal administration water supply and drainage pipeline coupling assembling |
| CN111795226A (en) * | 2020-07-21 | 2020-10-20 | 刘志祥 | Municipal administration water supply and drainage pipeline connection structure |
| CN112576830A (en) * | 2020-12-15 | 2021-03-30 | 陕西碧澄九洲实业有限公司 | Sewage pipeline and construction method thereof |
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| CN113027050B (en) | 2022-09-20 |
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