CN213709794U - Drainage pipe and inspection well connection water stop structure - Google Patents
Drainage pipe and inspection well connection water stop structure Download PDFInfo
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- CN213709794U CN213709794U CN202022479842.3U CN202022479842U CN213709794U CN 213709794 U CN213709794 U CN 213709794U CN 202022479842 U CN202022479842 U CN 202022479842U CN 213709794 U CN213709794 U CN 213709794U
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- inspection shaft
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- inspection well
- drainage pipe
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Abstract
The utility model belongs to the technical field of drainage pipe and inspection shaft connection structure and specifically relates to a drainage pipe is connected stagnant water structure with inspection shaft is related to, and it includes inspection shaft, drainage pipe, it has the preformed hole to open on the inspection shaft, drainage pipe inserts and establishes in the preformed hole, drainage pipe is including the section of stretching in being located the inspection shaft, being located the preformed section in the preformed hole and being located the outer overhanging section of inspection shaft, the cover is equipped with the sealing cover on the inspection shaft, the sealing cover includes seal ring, a sealed section of thick bamboo, sealed section of thick bamboo is located one side that the section was reserved to seal ring orientation, a sealed section of thick bamboo and seal ring threaded connection, the circumference of inspection shaft is equipped with the outsourcing concrete that is used for wrapping up the sealing cover. This application has the effect of waterproof nature when improving drainage pipe and inspection shaft and being connected.
Description
Technical Field
The application relates to the field of drainage pipeline and inspection well connection structure, in particular to a drainage pipeline and inspection well connection water stop structure.
Background
In municipal works, drainage pipelines are closely related to life and work of people, and have important functions of discharging urban sewage, rainwater and the like. The inspection well is an important component of a drainage pipe network, and provides convenience for installing and maintaining power supply, drainage, pollution discharge and communication of urban underground infrastructure. Inspection wells are typically placed at pipe intersections, turns, changes in pipe diameter or grade, and at regular intervals along straight pipe sections. The connecting part of the inspection well and the drainage pipeline is greatly influenced by soil layer conditions, underground water seepage conditions and surface pressure changes, and the phenomena of tension cracking and disjointing are easy to occur.
Chinese patent with publication number CN201922048240.X discloses a drainage pipeline and inspection well connection water stop structure, wherein the drainage pipeline is inserted into a reserved hole of the inspection well and is divided into an inner stretching section, a reserved hole section and an outer stretching section, the inner stretching section, the reserved hole section and the outer stretching section are arranged on the drainage pipeline, the inner stretching section and the outer stretching section are positioned in the inspection well, expansion concrete is filled between the reserved hole section and the inner peripheral wall of the reserved hole, water expansion water stop rings are sleeved on the inner stretching section and the outer stretching section, anchoring steel bars are horizontally arranged on the inspection well in a penetrating mode, the number of the anchoring steel bars is a plurality of, the anchoring steel bars are arranged around the axis of the reserved hole on the inspection well, annular steel bar meshes are annularly arranged on the peripheries of the inner stretching section and the outer stretching section, two ends of the anchoring steel bars are respectively connected and fixed with the corresponding annular steel bar meshes, outer wrapping concrete completely covering the steel bars and the annular steel bar meshes is arranged on the inner stretching section and the anchoring, the outer concrete cover meets water inflation sealing washer and closely combines with inspection shaft and drainage pipe simultaneously.
With respect to the related art in the above, the inventors consider that: the water swelling water stop ring is sleeved on the inner end extending section and the outer end extending section, so that leakage can be prevented when cracks appear at the joint of the inner side of the inspection well. However, groundwater tends to flow along the length of the manhole, accelerating aging at the reserved hole section of the manhole, leading to the generation of cracks and eventually leakage.
SUMMERY OF THE UTILITY MODEL
In order to improve the prevention of seepage water effect when drainage pipe is connected with the inspection shaft, this application provides a drainage pipe and inspection shaft connection stagnant water structure.
The application provides a drainage pipe and inspection shaft are connected stagnant water structure adopts following technical scheme:
the utility model provides a drainage pipe is connected stagnant water structure with inspection shaft, includes inspection shaft, drainage pipe, it has the preformed hole to open on the inspection shaft, drainage pipe inserts and establishes in the preformed hole, drainage pipe is including the section of stretching in being located the inspection shaft, be located the preformed section in the preformed hole and be located the outer overhanging section of inspection shaft, the cover is equipped with the sealing sleeve on the inspection shaft, the sealing sleeve includes seal ring, a sealed section of thick bamboo, sealed section of thick bamboo is located one side that the section was reserved to the seal ring orientation, a sealed section of thick bamboo and seal ring threaded connection, the circumference of inspection shaft is equipped with the outsourcing concrete that is used for the parcel sealing sleeve.
Through adopting above-mentioned technical scheme, the seal ring cooperatees with a sealed section of thick bamboo, and when rivers flowed along the inspection shaft, the rainwater need be walked around the seal ring and just can continue infiltration, and a sealed section of thick bamboo has prolonged the distance that the rainwater need be walked around, greatly increased the degree of difficulty that the section was reserved in rainwater infiltration, reduced connection structure department and produced the possibility of seepage.
Optionally, a waterproof sealing adhesive layer is filled between the water stop sleeve and the inspection well.
By adopting the technical scheme, the operator fills the gap between the water stop sleeve and the inspection well with the non-solidified waterproof sealant, the waterproof sealant forms a waterproof sealing adhesive layer after solidification, and the waterproof sealing adhesive layer enables the water stop sleeve to be tightly attached to the inspection well, so that the anti-seepage performance is improved.
Optionally, fixed cover is equipped with the collar on the inspection shaft, fixedly connected with anchor reinforcing bar on the collar, it has the installation groove that supplies anchor reinforcing bar male to open on the seal ring, collar and anchor reinforcing bar wrap up in the outsourcing concrete.
By adopting the technical scheme, the anchoring reinforcing steel bars are matched with the mounting ring, so that the water stopping sleeve provides support, and the stability of the water stopping sleeve is improved.
Optionally, the anchoring reinforcing bars are arranged in a plurality along the circumferential direction of the mounting ring.
Through adopting above-mentioned technical scheme, the stability of sealing up cover has been improved in setting up of a plurality of anchor reinforcing bars.
Optionally, the outer concrete is micro-expansive concrete.
By adopting the technical scheme, the micro-expansive concrete has good impermeability, and the anti-leakage effect is further improved.
Optionally, a steel bar planting glue layer is arranged between one end of the anchoring steel bar, which is far away from the mounting ring, and the bottom of the mounting groove.
Through adopting above-mentioned technical scheme, the bonding strength that the bar planting was glued is high, ageing resistance is good, and the anchor reinforcing bar passes through the bar planting to glue to be fixed in the mounting groove, and the setting of bar planting glue film has improved the stability of being connected between stagnant water cover and the collar.
Optionally, the outer side of the water stopping sleeve is sleeved with a protective sleeve.
By adopting the technical scheme, the protective sleeve is made of rubber materials, the rubber materials have good sealing performance, the protective sleeve further improves the sealing performance between the water stop ring and the sealing barrel, and the possibility of leakage between the water stop ring and the sealing barrel is reduced.
Optionally, the surface of the water stop sleeve is provided with a frosting layer.
Through adopting above-mentioned technical scheme, the setting of dull polish layer has increased and the protective sheath between frictional force, has reduced the possibility that the protective sheath drops from the stagnant water sheathe in.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the water stop ring is matched with the sealing barrel, when water flows along the inspection well, rainwater can continuously seep by passing the water stop ring, the sealing barrel prolongs the distance over which the rainwater needs to pass, the difficulty of rainwater seeping into the reserved section is greatly increased, and the possibility of seepage at the connecting structure is reduced;
2. the anchoring steel bars are matched with the mounting ring, so that the water stopping sleeve provides support, and the stability of the water stopping sleeve is improved;
3. the protective sheath is rubber materials, and rubber materials have good leakproofness, and the protective sheath has further improved the leakproofness between seal ring and the sealing barrel, has reduced the possibility that produces the seepage between seal ring and the sealing barrel.
Drawings
FIG. 1 is a cross-sectional view for embodying the present application.
Fig. 2 is an enlarged view for embodying a portion a in fig. 1.
Fig. 3 is a schematic view of a structure for embodying an anchoring bar.
Description of reference numerals: 1. an inspection well; 101. reserving a hole; 2. a water discharge pipeline; 201. an inward extending section; 202. reserving a section; 203. an overhanging section; 3. a water stop sleeve; 301. a water stop ring; 3011. mounting grooves; 302. a sealing cylinder; 303. a waterproof sealing adhesive layer; 4. a protective sleeve; 5. a mounting ring; 501. anchoring the reinforcing steel bars; 502. planting a reinforcement adhesive layer; 6. and (5) coating concrete.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses drainage pipe and inspection shaft are connected stagnant water structure. Referring to fig. 1, the drainage pipeline and inspection well connection water stop structure comprises an inspection well 1 and a drainage pipeline 2, a preformed hole 101 is formed in the inspection well 1, and the drainage pipeline 2 is inserted into the preformed hole 101. The drainage pipeline 2 comprises an inward extending section 201, a reserved section 202 and an outward extending section 203 which are connected in sequence. The inward extending section 201 is located in the inspection well 1, the reserved section 202 is located in the reserved hole 101, and the outward extending section 203 extends out of the inspection well 1.
Referring to fig. 1 and 2, a water stop sleeve 3 is sleeved on the inspection well 1, the water stop sleeve 3 comprises a water stop ring 301 and a sealing barrel 302, and the axis of the water stop ring 301 coincides with the axis of the sealing barrel 302. The sealing cylinder 302 is located on the side of the water stop ring 301 facing the reserved section 202, and is screwed to the water stop ring 301. The outer diameter of the water stop ring 301 is larger than that of the sealing cylinder 302, and the inner diameter of the water stop ring 301 is the same as that of the sealing cylinder 302.
Referring to fig. 2, a waterproof sealing adhesive layer 303 is filled between the water stop sleeve 3 and the inspection well 1, and an operator firstly injects liquid waterproof sealing adhesive into a gap between the water stop sleeve 3 and the inspection well 1. Then, the waterproof sealant is gradually solidified to form a waterproof sealant layer 303. The waterproof sealing glue layer 303 enables the water stopping sleeve 3 to be tightly connected with the inspection well 1, and the sealing performance between the water stopping sleeve 3 and the inspection well 1 is improved. In addition, the waterproof sealant layer 303 has good waterproof performance, and thus, water flow is difficult to leak therefrom.
Referring to fig. 2, the outer side of the water stop sleeve 3 is sleeved with a protective sleeve 4, the protective sleeve 4 is made of rubber, and the rubber has good sealing performance, so that the possibility of water leakage between the water stop ring 301 and the sealing barrel 302 is reduced. In order to reduce the possibility that the protective sleeve 4 slides off the water stop sleeve 3, a frosted layer is arranged on the surface of the water stop sleeve 3, the frosted layer improves the friction force between the water stop sleeve 3 and the protective sleeve 4, and the stability of the protective sleeve 4 is improved.
Referring to fig. 1 and 2, in order to further improve the stability of the water stop sleeve 3, the fixed sleeve on the inspection well 1 is provided with a mounting ring 5, and the mounting ring 5 is located on one side of the water stop sleeve 3 facing the reserved section 202. One side fixedly connected with anchor reinforcing bar 501 of collar 5 towards water stop 3, anchor reinforcing bar 501 perpendicular to collar 5 sets up. The anchoring steel bar 501 passes through the protective sleeve 4 and is inserted into the water stop ring 301, and the water stop ring 301 is provided with a mounting groove 3011 for inserting the anchoring steel bar 501. The mounting ring 5 cooperates with the anchoring bar 501 to provide support for the water jacket 3.
Referring to fig. 2 and 3, in order to further improve the stability of the anchoring bar 501 for supporting the water stop sleeve 3, the anchoring bar 501 is provided in a plurality along the circumferential direction of the mounting ring 5. Bar planting glue is injected between one end of each anchoring steel bar 501 far away from the mounting ring 5 and the bottom of the mounting groove 3011 to form a bar planting glue layer 502. The bar planting glue has the characteristics of high bonding strength and good ageing resistance, and the bar planting glue layer 502 improves the connection stability between the water stop sleeve 3 and the mounting ring 5.
Referring to fig. 1 and 2, outsourcing concrete 6 has been pour to the circumference of inspection shaft 1, and after outsourcing concrete 6 solidifies, sealing sleeve 3, collar 5 and anchor reinforcing bar 501 parcel have realized the stable connection of stagnant water structure in outsourcing concrete 6, simultaneously, have guaranteed the stagnant water effect of sealing sleeve 3. The outer concrete 6 is micro-expansion concrete, and the micro-expansion concrete also has good impermeability, so that the anti-seepage effect is further improved.
The implementation principle that drainage pipe and inspection shaft are connected stagnant water structure of this application embodiment is: when water flows to the connection part of the drainage pipeline 2 and the inspection well 1 along the length direction of the inspection well 1, the waterproof sealant layer 303 makes it difficult for water to seep down from the connection part of the water stop ring 301 and the inspection well 1. Due to the existence of the water stop ring 301, water can only bypass the water stop ring 301, the water bypassing the water stop ring 301 can hardly penetrate the protective sleeve 4 and the sealing barrel 302, and the possibility of leakage between the inspection well 1 and the drainage pipeline 2 is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 (8)
1. The utility model provides a drainage pipe and inspection shaft are connected stagnant water structure, includes inspection shaft (1), drainage pipe (2), it has preformed hole (101) to open on inspection shaft (1), drainage pipe (2) are inserted and are established in preformed hole (101), drainage pipe (2) are including stretching section (201) in lieing in inspection shaft (1), be located preformed hole (101) reserve section (202) and lie in outer overhanging section (203) of inspection shaft (1), its characterized in that: the cover is equipped with sealing sleeve (3) on inspection shaft (1), sealing sleeve (3) are including sealing ring (301), a sealed section of thick bamboo (302) are located sealing ring (301) towards the one side of reserving section (202), a sealed section of thick bamboo (302) and sealing ring (301) threaded connection, the circumference of inspection shaft (1) is equipped with outsourcing concrete (6) that are used for wrapping up sealing sleeve (3).
2. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 1, wherein: and a waterproof sealing glue layer (303) is filled between the water stop sleeve (3) and the inspection well (1).
3. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 1, wherein: fixed cover is equipped with collar (5) on inspection shaft (1), fixedly connected with anchor reinforcing bar (501) on collar (5), it has supply anchor reinforcing bar (501) male mounting groove (3011) to open on seal ring (301), collar (5) and anchor reinforcing bar (501) parcel are in outsourcing concrete (6).
4. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 3, wherein: the anchoring steel bars (501) are arranged along the circumferential direction of the mounting ring (5).
5. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 1, wherein: the outer concrete (6) is micro-expansion concrete.
6. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 4, wherein: and a bar planting glue layer (502) is arranged between one end of the anchoring steel bar (501) far away from the mounting ring (5) and the bottom of the mounting groove (3011).
7. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 1, wherein: the outer side of the water stop sleeve (3) is sleeved with a protective sleeve (4).
8. The drainage pipeline and inspection well connecting water-stopping structure as claimed in claim 1, wherein: and a frosting layer is arranged on the surface of the water stop sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479842.3U CN213709794U (en) | 2020-10-30 | 2020-10-30 | Drainage pipe and inspection well connection water stop structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479842.3U CN213709794U (en) | 2020-10-30 | 2020-10-30 | Drainage pipe and inspection well connection water stop structure |
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| Publication Number | Publication Date |
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| CN213709794U true CN213709794U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022479842.3U Active CN213709794U (en) | 2020-10-30 | 2020-10-30 | Drainage pipe and inspection well connection water stop structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818540A (en) * | 2021-09-27 | 2021-12-21 | 郑州一建集团有限公司 | Prefabricated inspection well and concrete pipeline connecting device and connecting process |
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2020
- 2020-10-30 CN CN202022479842.3U patent/CN213709794U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818540A (en) * | 2021-09-27 | 2021-12-21 | 郑州一建集团有限公司 | Prefabricated inspection well and concrete pipeline connecting device and connecting process |
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