CN212672624U

CN212672624U - Water leakage prevention pipeline

Info

Publication number: CN212672624U
Application number: CN202021498124.4U
Authority: CN
Inventors: 刘幼红; 王福全; 董欣平
Original assignee: Fujian Dahua Construction Engineering Co ltd
Current assignee: Fujian Dahua Construction Engineering Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-09
Anticipated expiration: 2030-07-27

Abstract

The application relates to a water leakage prevention pipeline, which comprises a first connecting pipe, a sleeve and a second connecting pipe; the sleeve is fixedly connected to the end part of the second connecting pipe and penetrates through the first connecting pipe; an elastic sealing ring is abutted between the end faces of the first connecting pipe and the second connecting pipe; the outer side walls of the first connecting pipe and the second connecting pipe are provided with locking components which fixedly lock the first connecting pipe and the second connecting pipe after being spliced and combined; the locking assembly comprises at least one clamp and a plurality of fastening screws; the clamp after the clamp is fixed with the screw hole locking that fastening screw set up through the clamp outside. This application has prevention of seepage leak-stopping and compromises the convenient effect of water pipe change.

Description

Water leakage prevention pipeline

Technical Field

The application relates to the field of building pipelines, in particular to a leakage-proof pipeline.

Background

The leak protection performance is an important index of the service performance of the pipeline, especially the water pipeline, and in the installation process of the pipeline, the leakage of the joint of the pipeline is easily caused by improper operation, improper connection and the like, so that the waste of water resources is caused.

The prior Chinese patent with the publication number of CN202469290U discloses a leakage-proof pipe fitting, which comprises a first pipe joint and a second pipe joint, wherein the first pipe joint is provided with an external thread section, the second pipe joint is provided with an internal thread section, and a sealing ring facing to the outer end face of the external thread section is arranged at the inner end of the internal thread section on the second pipe joint. After the first pipe joint and the second pipe joint are connected together through the internal thread section and the external thread section, the outer end face of the external thread section is extruded on the sealing ring to realize sealing, and leakage is avoided.

In view of the above-mentioned related art, the water pipe joint is fixed by thread engagement, and after the water pipe is used for a long time, if the water pipe needs to be disassembled for replacement, the gap between the threads is blocked by some impurities and rust in the water, so that the water pipe joint is difficult to be rotated and removed, and therefore needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to reach prevention of seepage leak-stopping and compromise the convenient effect of water pipe change, this application provides a leak protection water pipeline.

The application provides a leak protection water pipe adopts following technical scheme:

a water leakage prevention pipeline comprises a first connecting pipe, a sleeve, a second connecting pipe and a locking assembly; comprises a first connecting pipe, a sleeve and a second connecting pipe; the sleeve is fixedly connected to the end part of the second connecting pipe and penetrates through the first connecting pipe; an elastic sealing ring is abutted between the end faces of the first connecting pipe and the second connecting pipe; the outer side walls of the first connecting pipe and the second connecting pipe are provided with locking components which fixedly lock the first connecting pipe and the second connecting pipe after being spliced and combined; the locking assembly comprises at least one clamp and a plurality of fastening screws; the clamp after the clamp is fixed with the screw hole locking that fastening screw set up through the clamp outside.

By adopting the technical scheme, when the pipeline is installed, the elastic sealing ring is installed on the end face of the second connecting pipe with the sleeve, then the sleeve is sleeved in the first connecting pipe, the end faces on two sides of the elastic sealing ring are abutted against the end faces of the first connecting pipe and the second connecting pipe, and after the first connecting pipe and the second connecting pipe are spliced, the end faces on two sides of the elastic sealing ring are abutted against the end faces of the first connecting pipe and the second connecting pipe through the locking of the locking assembly, so that the purposes of leakage prevention and seepage prevention are achieved; after the fastening screw of the locking clamp is dismounted, the first connecting pipe and the second connecting pipe can be separated, and the new connecting pipe is directly connected with the corresponding connecting pipe in an inserting mode, so that the water pipe is convenient to replace.

Preferably, the inner wall of the clamp is provided with at least one convex rib; the outer side wall of the first connecting pipe is provided with a groove for the convex rib to be embedded and connected.

Through adopting above-mentioned technical scheme, when the clamp installation, through the scarf joint of bead and recess can more effectively support the both sides terminal surface of elastic seal circle in the terminal surface of first takeover and second takeover and keep this state, plug up the gap of first takeover and second takeover more effectively, leak protection water performance preferred.

Preferably, the outer side wall of the clamp is provided with at least one placing groove; and a loosening mechanism which is used for tightly attaching the clamp of the first connecting pipe and the second connecting pipe to be loosened is arranged in the placing groove.

Through adopting above-mentioned technical scheme, owing to lift fastening screw off the back, bead and recess on the clamp keep the scarf joint state, and difficult taking off, when the change water pipe in later stage or maintenance, lax mechanism can be more quick not hard up the clamp to with the gap that leaks after not hard up with instruments such as word screwdriver prize down the clamp.

Preferably, the loosening mechanism comprises a prying piece and a rotating rod; the rotating rod is fixedly connected to two sides of the prying piece and is positioned between two ends of the prying piece; the rotating rod is rotatably connected to the two opposite inner side walls of the placing groove; a through hole for enabling one end of the prying piece to abut against the outer side wall of the pipeline is formed in the placing groove.

Through adopting above-mentioned technical scheme, utilize lever principle to the dwang is the fulcrum, and the sled piece will closely laminate in the clamp of the lateral wall of pipeline not hard up through the through-hole, prizes down many times, and the clamp alright take off.

Preferably, the placing groove extends along the circumferential direction of the cambered surface of the outer side wall of the clamp; the bead extends along the circumference of clamp inner wall cambered surface and sets up.

Through adopting above-mentioned technical scheme, the bead length that the bead that circumference set up compared in other directions sets up can be longer, and relatively longer bead means higher with the inseparable degree of recess lock, and the leakproofness between the lateral wall of locking Assembly and pipeline is also better, and sled piece in the standing groove also can be longer more laborsaving use sled piece.

Preferably, the outer side wall of the clamp is provided with an air hole communicated with the inner wall of the clamp; the air hole is positioned at the position corresponding to the elastic sealing ring; the pore wall of the air hole is fixedly connected with an air bag.

Through adopting above-mentioned technical scheme, lose sealed effect when factors such as sealing washer is ageing or water pipe connector damage, rivers and gas flow into the gasbag through the gas pocket, when the user observes the change of gasbag volume, can in time inform relevant personnel to overhaul to prevent that follow-up water pipe from losing sealed effect completely and causing and leaking.

Preferably, the inner wall of the clamp is provided with two arc-shaped grooves; the outer side walls of the first connecting pipe and the second connecting pipe are provided with annular grooves in a surrounding manner by taking the axes of the connecting pipes as the circle centers; and the arc-shaped groove and the annular groove are encircled to form an annular cavity, and a water absorption expansion strip is arranged in the annular cavity.

Through adopting above-mentioned technical scheme, install the inflation strip that absorbs water in the cavity, plug up the gap between annular groove and the arc wall after absorbing water for the leak protection water performance between the lateral wall of pipeline and the locking Assembly is better.

Preferably, the inner diameter of the first adapter tube is equal to the outer diameter of the sleeve, and the outer diameter of the second adapter tube is equal to the outer diameter of the first adapter tube.

Through adopting above-mentioned technical scheme, the sleeve pipe can more closely laminate in first takeover, and first takeover and second takeover external diameter are the same makes locking Assembly when locking the combined state after both splices, and the axle center of first takeover and second takeover is relative and has reduced the gap between the two, has improved leak protection water performance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the elastic sealing ring between the end faces of the first connecting pipe and the second connecting pipe is tightly attached to the end faces of the first connecting pipe and the second connecting pipe through fastening and locking of the locking assembly, so that the water leakage prevention performance of the pipeline is good, and the replacement of a subsequent water pipe is facilitated based on the mounting structure of the connecting pipes;

2. the locking component can be more conveniently and firmly fixed on the first connecting pipe and the second connecting pipe due to the matching of the convex edge and the groove, and the water-absorbing expansion strip plays a role in timely sealing when the water pipe leaks water due to the matching of the arc-shaped groove and the annular groove, so that the leakage-proof performance is better;

3. after the fastening screw is dismounted, the lever principle is utilized, the rotating rod is used as a fulcrum, and the prying piece is tightly attached to the clamp on the outer side wall of the pipeline through the through hole and can be taken down.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

Fig. 2 is an exploded view of the locking assembly of the present invention.

Fig. 3 is a schematic diagram of the position of the air bag and the air hole of the present invention.

Fig. 4 is a schematic structural view of the loosening mechanism of the present invention.

Description of reference numerals: 1. a first adapter tube; 2. a sleeve; 3. a second adapter tube; 4. a locking assembly; 41. clamping a hoop; 411. a rib; 412. an arc-shaped slot; 413. a threaded hole; 414. air holes; 415. a placement groove; 416. a through hole; 42. fastening screws; 5. an elastic sealing ring; 6. a groove; 7. an annular groove; 8. a water-absorbing intumescent strip; 9. an air bag; 10. a relaxation mechanism; 101. prying a sheet; 102. rotating the rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses leak protection water pipe. Referring to fig. 1, a leakage-proof pipe includes a first nipple 1, a socket 2, a second nipple 3, and a locking assembly 4. The inner diameter of the first connecting pipe 1 is equal to the outer diameter of the sleeve 2, the second connecting pipe 3 is coaxially and fixedly connected to the sleeve 2, and the outer diameter of the second connecting pipe 3 is equal to the outer diameter of the first connecting pipe 1. The end face of the second connecting pipe 3 close to the sleeve 2 is provided with an elastic sealing ring 5, and the elastic sealing ring 5 is a butyronitrile sealing ring, a fluorine rubber sealing ring, a silica gel sealing ring and the like. When the sleeve 2 coaxially penetrates through the first connecting pipe 1, two side faces of the elastic sealing ring 5 respectively abut against the end face of the first connecting pipe 1 and the end face of the second connecting pipe 3, and the locking component 4 fixedly locks the installed first connecting pipe 1 and the second connecting pipe 3.

Referring to fig. 2, the locking assembly 4 includes two clips 41 and four fastening screws 42. The inner wall of the band 41 is provided with two ribs 411 extending in the circumferential direction of the band 41 and the two ribs 411 are arranged in the axial direction of the band 41. The outer side walls of the first connecting pipe 1 and the second connecting pipe 3 are respectively provided with a groove 6 for the convex rib 411 to be embedded, and the grooves 6 on the first connecting pipe 1 and the second connecting pipe 3 are symmetrically arranged by taking the axis of each connecting pipe as a symmetrical line. The inner wall of the clamp 41 is provided with two arc-shaped grooves 412 extending along the circumferential direction of the clamp 41, and the two arc-shaped grooves 412 are arranged along the axial direction of the clamp 41 and are located between the two convex ribs 411. The outer side walls of the first connecting pipe 1 and the second connecting pipe 3 are respectively provided with annular grooves 7 which are arranged around the respective axes as the circle centers. When two clamps 41 are fixed in the combined state after the first connecting pipe 1 and the second connecting pipe 3 are spliced, the two arc-shaped grooves 412 and the annular groove 7 are matched to form a circular cavity, an annular water-absorbing expansion strip 8 is installed in the cavity, and the water-absorbing expansion strip 8 is synthesized by high-molecular inorganic water-absorbing expansion materials and rubber and can absorb water in a volume expansion mode when meeting water. The fastening screw 42 locks and fixes the two joined clips 41 through a screw hole 413 provided on the outer side of the clip 41.

Referring to fig. 3, the outer side wall of the yoke 41 is provided with an air hole 414 communicated with the inner wall of the yoke 41, and the air hole 414 is located at a position corresponding to the elastic sealing ring 5. The wall of the air hole 414 is fixedly connected with a transparent air bag 9. When the sealing effect is lost due to factors such as aging of the sealing ring or breakage of the water pipe connector, water flow and gas can flow into the air bag 9 through the air hole 414, the change of the volume of the air bag 9 represents the air tightness change of the pipeline joint, and a user observes the change and timely informs related personnel to overhaul or replace the sealing ring 5.

Referring to fig. 4, a placement groove 415 is formed on the outer side wall of each of the two clips 41, and the placement groove 415 is located at a position corresponding to the rib 411. The loosening mechanism 10 for loosening the clamp 41 tightly attached to the first adapter tube 1 and the second adapter tube 3 (see fig. 2) is installed in the placement groove 415.

The relaxing mechanism 10 includes a pry plate 101 and a rotating lever 102. The rotating rod 102 is fixedly connected to both sides of the pry plate 101 and located between both ends of the pry plate 101. The rotating lever 102 is rotatably connected to opposite inner side walls of the placement groove 415. A through hole 416 is formed in the placing groove 415, and one end of the pry sheet 101 can abut against the outer side wall of the first connecting pipe 1. Based on lever principle, use dwang 102 as the fulcrum, the clamp 41 that sled piece 101 will closely laminate in the pipeline lateral wall through-hole 416 is not hard up, prizes down many times, and clamp 41 alright takes off.

The implementation principle of leak protection water pipe of this application embodiment does: when the first connecting pipe 1 and the second connecting pipe 3 are to be spliced, the elastic sealing ring 5 is coaxially sleeved on the sleeve 2, the water absorption expansion strip 8 is coaxially sleeved in the annular grooves 7 of the first connecting pipe 1 and the second connecting pipe 3, the sleeve 2 is coaxially arranged in the first connecting pipe 1 in a penetrating manner, and the end surfaces of two sides of the elastic sealing ring 5 are respectively abutted against the end surfaces of the first connecting pipe 1 and the second connecting pipe 3. Then, one of the two clamps 41 is selected, the placement position of the water-absorbing expansion strip 8 on the clamp 41 is adjusted, the convex ribs 411 are embedded in the corresponding grooves 6, the other clamp 41 is installed by repeating the steps, and after the two clamps 41 are preliminarily fixed, the spliced clamps 41 are locked and fixed through the fastening screws 42, so that the purposes of preventing leakage and stopping seepage are achieved.

When the sealing effect is lost due to factors such as aging of the sealing ring or damage of the water pipe connector, water flow and gas can flow into the air bag 9 through the air hole 414, and a user observes the change of the volume of the air bag 9 and then timely informs related personnel to overhaul or replace the elastic sealing ring 5.

When the water pipe after the installation is fixed is dismantled to relevant personnel, loosen fastening screw 42 earlier, treat that fastening screw 42 all takes off the back, prize the sled piece 101 in standing groove 415, make the one end of sled piece 101 pass through-hole 416, act on the lateral wall of first takeover 1. After the fastening screw 42 is removed, the protruding rib 411 on the clamp 41 and the groove 6 are in an embedded connection state, and are difficult to take down, and by utilizing the lever principle, the prying piece 101 takes the rotating rod 102 as a fulcrum, so that the protruding rib 411 is separated from the groove 6, and the clamp 41 can be taken down for next maintenance work or replacement of the elastic sealing ring 5.

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

1. A leak protection water pipe which characterized in that: comprises a first connecting pipe (1), a sleeve (2) and a second connecting pipe (3); the sleeve (2) is fixedly connected to the end part of the second connecting pipe (3) and penetrates through the first connecting pipe (1); an elastic sealing ring (5) is abutted between the end surfaces of the first connecting pipe (1) and the second connecting pipe (3); the outer side walls of the first connecting pipe (1) and the second connecting pipe (3) are provided with locking components (4) which are spliced and combined and then fixedly locked; the locking assembly (4) comprises at least one clamp (41) and a plurality of fastening screws (42); and the clamp (41) after splicing is locked and fixed by the fastening screw (42) through a threaded hole (413) arranged on the outer side of the clamp (41).

2. A leakage-proof pipe according to claim 1, characterized in that: the inner wall of the hoop (41) is provided with at least one convex rib (411); the outer side walls of the first connecting pipe (1) and the second connecting pipe (3) are provided with grooves (6) for the convex ribs (411) to be embedded and connected.

3. A leak-proof water pipe according to claim 2, characterized in that: the outer side wall of the clamp (41) is provided with at least one placing groove (415); and a loosening mechanism (10) for loosening the clamp (41) tightly attached to the first connecting pipe (1) and the second connecting pipe (3) is arranged in the placing groove (415).

4. A leak-proof water pipe according to claim 3, characterized in that: the loosening mechanism (10) comprises a prying piece (101) and a rotating rod (102); the rotating rod (102) is fixedly connected to two sides of the prying piece (101) and is positioned between two ends of the prying piece (101); the rotating rod (102) is rotatably connected to two opposite inner side walls of the placing groove (415); a through hole (416) for one end of the prying piece (101) to abut against the outer side wall of the pipeline is formed in the placing groove (415).

5. A leak-proof water pipe according to claim 3, characterized in that: the placing groove (415) is arranged along the circumferential extension of the cambered surface of the outer side wall of the clamp (41); the convex rib (411) is arranged along the circumferential extension of the inner wall cambered surface of the hoop (41).

6. A leakage-proof pipe according to claim 1, characterized in that: the outer side wall of the clamp (41) is provided with an air hole (414) communicated with the inner wall of the clamp (41); the air hole (414) is positioned at a position corresponding to the elastic sealing ring (5); the pore wall of the air hole (414) is fixedly connected with an air bag (9).

7. A leakage-proof pipe according to claim 1, characterized in that: the inner wall of the clamp hoop (41) is provided with two arc-shaped grooves (412); the outer side walls of the first connecting pipe (1) and the second connecting pipe (3) are provided with annular grooves (7) in a surrounding manner by taking the axes of the respective connecting pipes as the circle centers; the arc-shaped groove (412) and the annular groove (7) are encircled to form an annular cavity, and a water absorption expansion strip (8) is arranged in the annular cavity.

8. A leakage-proof pipe according to claim 1, characterized in that: the inner diameter of the first connecting pipe (1) is equal to the outer diameter of the sleeve (2), and the outer diameter of the second connecting pipe (3) is equal to the outer diameter of the first connecting pipe (1).