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CN-224229474-U - Municipal administration pipeline leak protection water structure

CN224229474UCN 224229474 UCN224229474 UCN 224229474UCN-224229474-U

Abstract

The application relates to the technical field of municipal engineering pipeline leakage prevention, and discloses a municipal pipeline leakage prevention structure which comprises a first pipeline, a second pipeline, a checking mechanism, an anti-blocking mechanism and a flow control mechanism. Through the cooperation of socket and spacing post of first pipeline and second pipeline, realize accurate location and preliminary fixed, build firm basis for follow-up sealedly, stainless steel leak protection sleeve is as key component, its 304 stainless steel (wall thickness 3 mm) possesses good corrosion resistance and mechanical strength, can resist the outside environment erosion and the pressure when the pipeline is operated, the inside ethylene propylene diene monomer (hardness 70+ -5 Shore A) that adopts of stainless steel leak protection sleeve and the combination of meeting water inflation sealing strip (expansion multiplying power is greater than or equal to 250%), ethylene propylene diene monomer relies on high elasticity and ageing resistance, form first sealed barrier, meet water inflation sealing strip and expand rapidly after meeting water, pack tiny gap, dual guarantee effectively blocks the seepage route.

Inventors

  • TAN ZHIWEI
  • HUANG YIFU
  • LUO ZHIQI

Assignees

  • 广东泰华环境工程有限公司

Dates

Publication Date
20260512
Application Date
20250630

Claims (8)

  1. 1. The utility model provides a municipal pipeline leak protection water structure, includes first pipeline (1), second pipeline (2), inspection mechanism (6), anti-blocking mechanism (9) and flow control mechanism (10), wherein first pipeline (1) and second pipeline (2) surface all have seted up socket (14), socket (14) are four socket (14) inside all has pegged graft spacing post (13), two sets of the equal fixedly connected with stainless steel leak protection sleeve (3) in surface of spacing post (13), two the surface of stainless steel leak protection sleeve (3) all is provided with fixed plate (4), fixed plate (4) are four, two sets of equal threaded connection in the inside of fixed plate (4) has screw (5), screw (5) are four, the inside of stainless steel leak protection sleeve (3) is provided with ethylene propylene diene monomer rubber (15) and water expansion sealing strip (16).
  2. 2. The municipal pipeline water leakage preventing structure according to claim 1, wherein the inspection mechanism (6) comprises a detection hole (604) formed in the surface of the stainless steel leakage preventing sleeve (3), a pressure gauge (601) is fixedly installed in the detection hole (604), a water injection interface (602) is fixedly connected to the surface of the stainless steel leakage preventing sleeve (3), and a sealing plug (603) is inserted in the water injection interface (602).
  3. 3. The municipal pipeline water leakage preventing structure according to claim 1, wherein a fixing box (7) is fixedly connected to the surface of the stainless steel leakage preventing sleeve (3), and a wireless monitoring terminal (8) is fixedly installed inside the fixing box (7).
  4. 4. The municipal pipeline water leakage preventing structure according to claim 1, wherein the anti-blocking mechanism (9) comprises two first supporting blocks (901) fixedly connected to the surface of the first pipeline (1), a first driving motor (904) is fixedly arranged on the side face of one first supporting block (901) through a mounting plate, first bearings (902) are fixedly connected to the side faces of the two first supporting blocks (901), first rotating shafts (903) are rotatably connected to the inner parts of the two first bearings (902), one ends of the first rotating shafts (903) are fixedly connected with output shafts of the first driving motor (904), and cutting wheels (905) are fixedly connected to the surface of the first rotating shafts (903).
  5. 5. The municipal pipeline water leakage preventing structure according to claim 1, wherein the flow control mechanism (10) comprises two second supporting blocks (1001) fixedly connected to the surface of the second pipeline (2), the second driving motors (1004) are fixedly arranged at the top of one second supporting block (1001) through mounting plates, second bearings (1002) are fixedly connected to the interiors of the two second supporting blocks (1001), second rotating shafts (1003) are rotatably connected to the interiors of the two second supporting blocks (1002), and control boards (1005) are fixedly connected to the surface of the second rotating shafts (1003).
  6. 6. The municipal pipeline water leakage preventing structure according to claim 1, wherein the surfaces of the first pipeline (1) and the second pipeline (2) are fixedly connected with bases (11), rubber blocks (12) are arranged at the bottoms of the two bases (11), and the number of the rubber blocks (12) is eight.
  7. 7. The municipal pipeline water leakage preventing structure according to claim 1, wherein the first pipeline (1) and the second pipeline (2) are made of glass fiber reinforced plastic sand inclusion pipes.
  8. 8. The municipal pipeline water leakage preventing structure according to claim 1, wherein the stainless steel leakage preventing sleeve (3) is 304 stainless steel with the wall thickness of 3mm, the ethylene propylene diene monomer (15) is ethylene propylene diene monomer (15) with the hardness of 70+/-5 Shore A, and the expansion rate of the water expansion water stop strip (16) is more than or equal to 250%.

Description

Municipal administration pipeline leak protection water structure Technical Field The application relates to the technical field of municipal engineering pipeline leakage prevention, in particular to a municipal pipeline leakage prevention structure. Background Municipal pipeline system is an important component of urban infrastructure, bears important functions such as water supply, water drainage and gas transportation, and along with the acceleration of urban process, pipeline aging, foundation settlement, external damage and other problems lead to frequent occurrence of pipeline leakage, water resource waste and economic loss caused by pipeline water leakage are huge each year, leakage problems are mainly solved in the current industry by means of improving the performance of the pipeline, optimizing the interface sealing technology, enhancing the construction quality control and the like, and in recent years, the application of novel pipeline such as high-density polyethylene (HDPE) pipeline, nodular cast iron pipeline and the like remarkably improves the integral sealing performance of the pipeline system, but the interface part is still a high-incidence area of leakage. The prior art generally has the problems of insufficient sealing durability of interfaces, weak deformation capability of the anti-foundation, inconvenient maintenance and the like, the rubber sealing ring is easy to loose in stress under the action of long-term water pressure, sealing failure is caused, a welded pipeline cannot adapt to uneven settlement of the foundation, cracks are easy to generate, the flange connection needs to regularly maintain fastening bolts, the operation and maintenance cost is increased, in addition, the prior art lacks effective inspection means for the integral sealing performance of a pipeline system, potential leakage hidden dangers are difficult to discover in time in the construction stage, and in order to solve the problems, the municipal pipeline water leakage preventing structure is provided. Disclosure of utility model Aiming at the defects of the prior art, the application provides a municipal pipeline water leakage preventing structure, which has the advantages of good interface sealing performance, convenience for real-time monitoring of water pressure and the like due to double sealing design, and solves the problems in the background art. In order to achieve the purpose, the technical scheme is that the municipal pipeline water leakage preventing structure comprises a first pipeline, a second pipeline, a checking mechanism, a blocking preventing mechanism and a flow control mechanism, wherein four socket holes are formed in the surfaces of the first pipeline and the second pipeline, limit posts are inserted into the four socket holes, stainless steel leakage preventing sleeves are fixedly connected to the surfaces of the two limit posts, fixing plates are arranged on the surfaces of the two stainless steel leakage preventing sleeves, four fixing plates are connected with screws in a threaded mode, and the four screws are arranged in the two fixing plates, and ethylene propylene diene monomer rubber and water swelling water stopping strips are arranged in the stainless steel leakage preventing sleeves. Through the scheme, through the cooperation of the socket and the limit post of the first pipeline and the second pipeline, the accurate positioning and preliminary fixing are realized, the foundation is firmly built for subsequent sealing, the 304 stainless steel leakage-proof sleeve is used as a key component, the 304 stainless steel (wall thickness is 3 mm) has good corrosion resistance and mechanical strength, the external environment corrosion and the pressure during the pipeline operation can be resisted, the combination of ethylene propylene diene monomer rubber (hardness 70+/-5 Shore A) and a water-swelling water-stop bar (swelling ratio is more than or equal to 250%) is adopted in the stainless steel leakage-proof sleeve, the ethylene propylene diene monomer rubber forms a first sealing barrier by virtue of high elasticity and ageing resistance, the water-swelling water-stop bar swells rapidly after meeting water, and fills tiny gaps, double guarantee effectively blocks leakage paths, and the sealing structure is firmer by matching with the fastening of four fixing plates and screws, the utility model has the advantages of showing and promoting leak protection effect, through setting up inspection mechanism, can monitor pipeline pressure with manometer real-time, in time discover unusual, water injection interface and sealing plug design, be convenient for pressure testing and leakproofness inspection, through setting up anti-blocking mechanism, can initiatively prevent blocking, break away the plug fast with the help of first driving motor drive cutting wheel, reduce the risk of leaking, the structure is firm, first supporting shoe and first bearing guarantee first pivot and cutting w