CN220284970U - Drainage protection system of urban underground municipal infrastructure pipeline - Google Patents
Drainage protection system of urban underground municipal infrastructure pipeline Download PDFInfo
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- CN220284970U CN220284970U CN202320421787.3U CN202320421787U CN220284970U CN 220284970 U CN220284970 U CN 220284970U CN 202320421787 U CN202320421787 U CN 202320421787U CN 220284970 U CN220284970 U CN 220284970U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000003466 welding Methods 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000000903 blocking effect Effects 0.000 description 26
- 239000012535 impurity Substances 0.000 description 10
- 239000010865 sewage Substances 0.000 description 8
- 238000001914 filtration Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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Abstract
The utility model discloses a drainage protection system of urban underground municipal infrastructure pipelines, wherein the infrastructure pipelines comprise a plurality of drainage pipelines which are connected with each other, adjacent drainage pipelines are connected through flange plates, the drainage protection system comprises a first semi-ring, a second semi-ring and a pressure gauge, a supporting net is arranged between the first semi-ring and the second semi-ring, the first semi-ring and the second semi-ring are combined to form a circular ring to be attached to a welding joint of the drainage pipelines and the flange plates, annular grooves are arranged on one sides of the first semi-ring and the second semi-ring, which face the inner wall of the drainage pipelines, the annular grooves correspond to the welding joint, annular sealing gaskets are respectively arranged on two sides of the annular grooves, water is filled between the annular grooves and the welding joint, and a detection end of the pressure gauge stretches into the annular grooves. The utility model has the characteristic of effectively protecting and detecting the condition of the sealing surface of the underground pipeline.
Description
Technical Field
The utility model relates to a drainage protection system of a pipeline, in particular to a drainage protection system of a pipeline of an urban underground municipal infrastructure.
Background
The urban underground drainage pipeline is an important way for removing urban sewage and rainwater, the crisscross underground drainage pipeline in the city is an extremely important municipal facility, even becomes an infrastructure for stable urban development, and the normal operation of the urban underground drainage pipeline is an important guarantee for guaranteeing the normal order of urban production and living. Because the internal environment of the urban underground pipeline is bad, pipeline faults such as damage, leakage or blockage easily occur to the pipeline, and the normal drainage function of the urban underground pipeline is affected, so that the production and life of urban people are affected. In view of this, detect and repair urban underground drainage pipeline regularly, detect each item technical parameter of drainage pipeline and internal environment to in time discover the problem, in time maintain.
At present, in the current stage of the underground municipal drainage pipeline in China, a plurality of pipeline units are spliced, the pipelines are connected and sealed through flange plates, the flange plates are welded with the underground drainage pipeline, then sealing rings are placed between the two flange plates, the two flange plates are fixed by bolts, and a welding joint is formed between the pipeline and the flange plates. In actual operation, if the water pressure is too high, the welding seam is easy to crack and easy to corrode after long-time use, so that water leakage is easy to occur at the welding seam, the service life is shortened, and water leakage and water seepage of the underground are difficult to find because the pipeline is deeply buried in the underground. At present, the protection mode of the underground pipeline is usually carried out through an epoxy resin layer, but the water leakage condition is difficult to detect.
Disclosure of Invention
The utility model aims to provide a drainage protection system for urban underground municipal infrastructure pipelines. The utility model has the characteristic of effectively protecting and detecting the condition of the sealing surface of the underground pipeline.
The technical scheme of the utility model is as follows: the utility model provides a municipal administration infrastructure pipeline's drainage protection system in city, the infrastructure pipeline includes a plurality of interconnect's drainage pipe, connects its characterized in that through the ring flange between the adjacent drainage pipe: the drainage protection system comprises a first semi-ring, a second semi-ring and a pressure gauge, wherein a supporting net is arranged between the first semi-ring and the second semi-ring, the first semi-ring and the second semi-ring are combined to form a circular ring to be attached to a welding joint of the drainage pipeline and the flange plate, an annular groove is arranged on one side, facing the inner wall of the drainage pipeline, of the first semi-ring and the second semi-ring, the annular groove corresponds to the welding joint, annular sealing gaskets are respectively arranged on two sides of the annular groove, water is filled between the annular groove and the welding joint, and a detection end of the pressure gauge stretches into the annular groove.
In the drainage protection system of the urban underground municipal infrastructure pipeline, the support net comprises a plurality of transverse struts arranged on the first semi-ring and the second semi-ring, the two ends of the transverse struts are threaded ends, the first semi-ring and the second semi-ring are respectively provided with a threaded sleeve connected with the two ends of the transverse struts, and the thread directions of the two threaded sleeves of the same transverse strut are opposite; the support net further comprises a plurality of longitudinal struts positioned between the first semi-ring and the second semi-ring, threaded holes are formed in two ends of the longitudinal struts, threaded columns are arranged on one sides of the first semi-ring and the second semi-ring, facing the longitudinal struts, of the two semi-rings, and the thread directions of the two threaded columns are opposite; the longitudinal support rod is provided with a long groove for the transverse support rod to pass through.
In the drainage protection system of the urban underground municipal infrastructure pipeline, the middle part of the longitudinal strut is an arc-shaped part protruding towards the water inlet direction, a rotating head is arranged on the arc-shaped part, and a crushing blade is arranged on the periphery Xiang Junyun of the rotating head.
In the drainage protection system of the urban underground municipal infrastructure pipeline, the two ends of the first semi-ring are respectively provided with a connecting column, the outer surface of each connecting column is provided with external threads, the two ends of the second semi-ring are respectively provided with a telescopic section, the end parts of the telescopic sections are rotationally connected with connecting sleeves, and internal threads are arranged in the connecting sleeves.
In the drainage protection system of the urban underground municipal infrastructure pipeline, the top of the first drainage pipeline is positioned at the front side of the first protection piece and is provided with the detection pipeline which extends upwards, the upper end of the detection pipeline is closed, the joint of the first drainage pipeline and the detection pipeline is provided with the plugging port, the detection pipeline is internally connected with the plugging ball corresponding to the caliber of the plugging port through the pull rope, and the proximity switch is arranged above the plugging ball.
In the drainage protection system of the urban underground municipal infrastructure pipeline, the system further comprises a controller, and the controller is respectively connected with the pressure gauge and the proximity switch.
Compared with the prior art, the utility model has the beneficial effects that:
when the sealing device is installed, the first semi-ring and the second semi-ring are assembled and then installed in a pipeline, and the sealing gasket is matched to realize sealing, so that a welding seam is protected, and the welding seam is not easy to crack due to water impact; even if the welding joint is broken due to external erosion, the sealing protection effect can be achieved on the pipeline through the first semi-ring and the second semi-ring, and the water leakage of the pipeline is prevented.
Meanwhile, as water is filled in the annular groove, the water pressure in the annular groove is detected through the pressure gauge, and the water pressure of the pressure gauge is ensured to be unchanged for a certain time; when the water leakage condition occurs in the welding seam, the water pressure detected by the pressure gauge can be changed, so that the cracking condition of the welding seam can be detected in time.
The supporting net formed between the first semi-ring and the second semi-ring has the structural effect of stabilizing the first semi-ring and the second semi-ring on one hand, and can also have the sewage filtering effect on the other hand, and can be directly detached from the flange plate for cleaning during maintenance and cleaning, so that the treatment is convenient.
When the pipeline is blocked, sewage overflows, the water pressure and the buoyancy can push the blocking ball blocked at the blocking opening upwards, the blocking opening is exposed to enable the water to enter the detection pipeline, the blocking ball is pushed further, and when the blocking ball reaches a preset position, the blocking ball can be detected by the proximity switch, so that the pipeline blocking condition is indicated.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic diagram of a connection structure of the first half ring and the second half ring.
The marks in the drawings are: 1. a drainage pipe; 11. a flange plate; 12. welding joints; 21. a first half ring; 22. a second half ring; 23. a pressure gauge; 24. an annular groove; 25. a sealing gasket; 26. a connecting column; 27. a telescoping section; 28. connecting sleeves; 31. a transverse strut; 32. a thread sleeve; 33. a longitudinal strut; 34. a threaded column; 35. a long groove; 36. an arc-shaped portion; 37. a rotating head; 38. a crushing blade; 41. detecting a pipeline; 42. a pull rope; 43. a blocking ball; 44. and a proximity switch.
Detailed Description
The utility model is further illustrated by the following examples, which are not intended to be limiting.
Examples:
as shown in fig. 1-2, a drainage protection system of an urban underground municipal infrastructure pipeline, the infrastructure pipeline comprises a plurality of drainage pipelines 1 which are connected with each other, adjacent drainage pipelines 1 are connected through a flange plate 11, the drainage protection system comprises a first half ring 21, a second half ring 22 and a pressure gauge 23, a supporting net is arranged between the first half ring 21 and the second half ring 22, the first half ring 21 and the second half ring 22 are combined to form a circular ring to be attached to a welding joint 12 of the drainage pipelines 1 and the flange plate 11, an annular groove 24 is arranged on one side, facing the inner wall of the drainage pipelines, of the first half ring 21 and the second half ring 22, the annular groove 24 corresponds to the welding joint 12, annular sealing gaskets 25 are respectively arranged on two sides of the annular groove 24, a sealed water injection cavity is formed between the annular groove 24 and the welding joint 12, water is injected into the water injection cavity, and a detection end of the pressure gauge 23 stretches into the annular groove 24 to detect water pressure in the water injection cavity.
When the sealing device is installed, the first semi-ring and the second semi-ring are assembled and then installed in a pipeline, sealing is realized by matching with a sealing gasket, and a welding seam is protected, so that the sealing device is not easy to crack due to water impact; even if the welding joint is bad such as cracking due to external erosion, the pipeline can be sealed and protected through the first half ring 21 and the second half ring 22, so that the water leakage of the pipeline is prevented.
Meanwhile, as water is filled in the annular groove, the water pressure in the annular groove is detected through the pressure gauge, and the water pressure of the pressure gauge is ensured to be unchanged for a certain time; when the water leakage condition occurs in the welding seam, the water pressure detected by the pressure gauge can be changed, so that the sealing or water leakage condition of the welding seam can be detected in time.
The support net comprises a plurality of transverse supporting rods 31 arranged on the first semi-ring 21 and the second semi-ring 22, the two ends of the transverse supporting rods 31 are threaded ends, the first semi-ring 21 and the second semi-ring 22 are respectively provided with a threaded sleeve 32 connected with the two ends of the transverse supporting rods 31, and the threaded directions of the two threaded sleeves 32 of the same transverse supporting rod 31 are opposite; the support net further comprises a plurality of longitudinal struts 33 positioned between the first semi-ring 21 and the second semi-ring 22, threaded holes are formed in two ends of the longitudinal struts 33, threaded columns 34 are arranged on one side, facing the longitudinal struts 33, of the first semi-ring 21 and the second semi-ring 22, and the threaded directions of the two threaded columns 34 are opposite; the longitudinal struts 33 are provided with elongated slots 35 through which the transverse struts 31 pass.
The supporting net formed by the transverse supporting rods 31 and the longitudinal supporting rods 33 can be used for adjusting the annular shape formed by the first semi-ring 21 and the second semi-ring 22 and stabilizing the structural form of the supporting net, so that the supporting net is matched with the inner diameter of a pipeline and is tightly attached to the inner wall of a drainage pipeline, and a water injection cavity formed by the supporting net is in a closed state, so that the pressure gauge 23 can accurately detect the water pressure; impurity garbage in the sewage is filtered, and the pipeline blockage condition is reduced. When maintenance clearance, can directly dismantle from ring flange department and clear up, handle conveniently. And transverse strut 31 passes through longitudinal strut 33, so that transverse strut 31 and longitudinal strut 33 exert force on the same plane, and the force can be vertically transmitted in the radial direction, so that the accuracy and stability of control operation can be better in the adjustment process of first half ring 21 and second half ring 22.
The middle part of the longitudinal strut 33 is an arc-shaped part 36 protruding towards the water inlet direction, a rotating head 37 is arranged on the arc-shaped part 36, and crushing blades 38 are uniformly arranged on the circumference of the rotating head 37. When the water flow impacts the crushing blade 38, the crushing blade 38 is driven to rotate, so that impurity garbage is cut, large-volume impurities are cut into small-volume impurities, and the condition of pipeline blockage is reduced; and the middle part of the longitudinal strut 33 is arc-shaped, and the crushing blade 38 is used for firstly contacting and crushing the impurity garbage, so that the treatment efficiency is improved, the blocked garbage is accumulated at the bottom concave part of the filtering fence formed by the transverse strut 31 and the longitudinal strut 33, and the blocking condition is reduced.
The two ends of the first semi-ring 21 are provided with connecting columns 26, the outer surfaces of the connecting columns 26 are provided with external threads, the two ends of the second semi-ring 22 are provided with telescopic sections 27, the end parts of the telescopic sections 27 are rotatably connected with connecting sleeves 28, and internal threads are arranged in the connecting sleeves 28. The first half ring 21 and the second half ring 22 are in threaded connection through the connecting column 26 and the connecting sleeve 28 to form a complete circular ring, and the length of the second half ring 22 is adjusted along with the adjustment of the longitudinal support rods 33 through the telescopic sections 27, so that the diameter of the complete circular ring can be adjusted, and the circular ring can be matched with pipelines with different inner diameters, and has good universality.
The top of drainage pipe 1 is equipped with the detection pipeline 41 that upwards extends, and the upper end of detection pipeline 41 is sealed, and the junction of first drainage pipe 1 and detection pipeline 41 is equipped with the shutoff mouth, is connected with the shutoff ball 43 corresponding with the bore of shutoff mouth in the detection pipeline 41 through stay cord 42, and the top of shutoff ball 43 is equipped with proximity switch 44. When normal drainage is carried out, the blocking ball 43 blocks the blocking opening under the action of gravity, when the blocking occurs in the pipeline, sewage overflows, water pressure and buoyancy can push the blocking ball 43 blocked at the blocking opening upwards, the blocking opening is exposed to enable water to enter the detection pipeline 41, the blocking ball 43 is pushed further, and when the blocking ball 43 reaches a preset position, the blocking ball is detected by the proximity switch 44, so that the pipeline blocking condition is indicated.
The drain protection system further comprises a controller connected to the pressure gauge 23 and the proximity switch 44, respectively. The pressure gauge 23 and the proximity switch 44 are both connected with the controller, and once an abnormal condition is detected, related data is sent to the monitoring terminal through the controller to perform real-time fixed-point monitoring on the underground pipeline, so that the problem of the underground pipeline is found in time.
The working process comprises the following steps: when sewage flows through the supporting net in the drainage pipeline 1, impurities larger than the filtering holes of the supporting net in the sewage are intercepted through filtering, meanwhile, water flow impacts the crushing blade 38 to drive the crushing blade 38 to rotate, so that impurity garbage is cut, and large-volume impurities are cut into small-volume impurities, so that the impurities can smoothly pass through the filtering fence, and the blocking and silting conditions of the pipeline are reduced; when the water leakage condition occurs in the welding joint 12, the water pressure detected by the pressure gauge 23 is changed, so that a signal is sent to the controller, and the water leakage condition of the welding joint 12 is detected in time; when the pipeline is blocked, sewage overflows, the water pressure and the buoyancy can push the blocking ball 43 blocked at the blocking opening upwards, the blocking opening is exposed to enable the water to enter the detection pipeline 41, the blocking ball 43 is pushed further, and when the proximity switch 44 detects that the blocking ball 43 reaches a preset position, a signal is sent to the controller to indicate the pipeline blocking condition.
Claims (6)
1. Drainage protection system of urban underground municipal infrastructure pipeline, the infrastructure pipeline includes a plurality of interconnect's drainage pipe (1), connects through ring flange (11) between adjacent drainage pipe (1), its characterized in that: the drainage protection system comprises a first half ring (21), a second half ring (22) and a pressure gauge (23), a supporting net is arranged between the first half ring (21) and the second half ring (22), the first half ring (21) and the second half ring (22) are combined to form a circular ring to be attached to a welding joint (12) of a drainage pipeline (1) and a flange plate (11), an annular groove (24) is formed in one side, facing the inner wall of the drainage pipeline, of the first half ring (21) and the second half ring (22), the annular groove (24) corresponds to the welding joint (12), annular sealing gaskets (25) are respectively arranged on two sides of the annular groove (24), water is filled between the annular groove (24) and the welding joint (12), and a detection end of the pressure gauge (23) stretches into the annular groove (24).
2. A drainage protection system for municipal infrastructure pipes in urban areas according to claim 1, wherein: the support net comprises a plurality of transverse struts (31) arranged on a first half ring (21) and a second half ring (22), the two ends of each transverse strut (31) are threaded ends, threaded sleeves (32) connected with the two ends of each transverse strut (31) are arranged on the first half ring (21) and the second half ring (22), and the threaded directions of the two threaded sleeves (32) of the same transverse strut (31) are opposite; the support net further comprises a plurality of longitudinal struts (33) positioned between the first half ring (21) and the second half ring (22), threaded holes are formed in two ends of the longitudinal struts (33), threaded columns (34) are arranged on one side, facing the longitudinal struts (33), of the first half ring (21) and the second half ring (22), and the threaded directions of the two threaded columns (34) are opposite; the longitudinal strut (33) is provided with an elongated slot (35) through which the transverse strut (31) passes.
3. A drainage protection system for municipal infrastructure pipes in urban areas according to claim 2, wherein: the middle part of vertical branch (33) is arc portion (36) to the direction protrusion of intaking, is equipped with on arc portion (36) and rotates head (37), and the circumference of rotating head (37) evenly is equipped with crushing blade (38).
4. A drainage protection system for municipal infrastructure pipes in urban areas according to claim 1, wherein: the two ends of the first semi-ring (21) are provided with connecting columns (26), the outer surfaces of the connecting columns (26) are provided with external threads, the two ends of the second semi-ring (22) are provided with telescopic sections (27), the end parts of the telescopic sections (27) are rotationally connected with connecting sleeves (28), and internal threads are arranged in the connecting sleeves (28).
5. A drainage protection system for municipal infrastructure pipes in urban areas according to claim 1, wherein: the top of drainage pipe (1) is equipped with upwards extends detects pipeline (41), detects the upper end of pipeline (41) and seals, and the department of meeting of drainage pipe (1) and detection pipeline (41) is equipped with the shutoff mouth, is connected with in detecting pipeline (41) through stay cord (42) and seals shutoff ball (43) that the bore of mouth corresponds, and the top of shutoff ball (43) is equipped with proximity switch (44).
6. A drainage protection system for municipal infrastructure pipes in urban areas according to claim 5, wherein: the device also comprises a controller which is respectively connected with the pressure gauge (23) and the proximity switch (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421787.3U CN220284970U (en) | 2023-03-01 | 2023-03-01 | Drainage protection system of urban underground municipal infrastructure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421787.3U CN220284970U (en) | 2023-03-01 | 2023-03-01 | Drainage protection system of urban underground municipal infrastructure pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220284970U true CN220284970U (en) | 2024-01-02 |
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ID=89343671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320421787.3U Active CN220284970U (en) | 2023-03-01 | 2023-03-01 | Drainage protection system of urban underground municipal infrastructure pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220284970U (en) |
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2023
- 2023-03-01 CN CN202320421787.3U patent/CN220284970U/en active Active
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