CN216361665U

CN216361665U - Water pipe leak detector

Info

Publication number: CN216361665U
Application number: CN202123173210.5U
Authority: CN
Inventors: 伍丽平; 余勇兵; 陈会宝; 袁逸
Original assignee: Ningbo Donghai Group Corp
Current assignee: Ningbo Donghai Group Corp
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-04-22
Anticipated expiration: 2031-12-15

Abstract

The application relates to a water pipe leak detector, which belongs to the technical field of underground tap water leak point detection and comprises a protective sleeve, a leak detector module, a lithium battery, an early warning instrument and a leak detection box; the protective sleeve comprises an upper protective sleeve and a lower protective sleeve, and a cavity is formed after the upper protective sleeve is connected with the lower protective sleeve; the leak detection box comprises a module box and a battery box, the leak detector module is arranged in the module box, and the lithium battery is arranged in the battery box; the early warning instrument, the module box and the battery box are all installed in a cavity formed by the upper protective sleeve and the lower protective sleeve. This application has the cost of maintenance's that reduces the water pipe appearance of leaking hunting effect.

Description

Water pipe leak detector

Technical Field

The application relates to the field of underground tap water leakage point detection, in particular to a water pipe leakage detector.

Background

The leakage detector is a positioning instrument for underground communication, power and cable faults and underground pipeline leakage.

The water pipe leak detector is one of leak detectors, and is mainly used for accurately detecting and positioning water leakage points of water pipes, so that workers can maintain the water leakage points conveniently. The water pipe leakage detector comprises an upper shell, a lower shell, a leakage detection module, a lithium battery for supplying power to the side leakage module and an early warning instrument for early warning.

In the correlation technique, a cavity is formed after the lower shell and the upper shell are fixedly connected, and the leakage detection module, the lithium battery and the early warning instrument are integrally designed (namely, the three are fixedly connected with each other) and are arranged in the cavity. When one of the side leakage module, the lithium battery or the early warning instrument breaks down, the whole water pipe leakage detector can only be replaced, so that the maintenance cost of the water pipe leakage detector is higher.

SUMMERY OF THE UTILITY MODEL

In order to reduce the cost of maintenance of water pipe leak hunting appearance, this application provides a water pipe leak hunting appearance.

The application provides a water pipe appearance that leaks hunting adopts following technical scheme:

a water pipe leak detector comprises a protective sleeve, a leak detector module, a lithium battery, an early warning instrument and a leak detection box;

the protective sleeve comprises an upper protective sleeve and a lower protective sleeve, and a cavity is formed after the upper protective sleeve is connected with the lower protective sleeve;

the leak detection box comprises a module box and a battery box, the leak detector module is arranged in the module box, and the lithium battery is arranged in the battery box;

the early warning instrument, the module box and the battery box are all installed in a cavity formed by the upper protective sleeve and the lower protective sleeve.

By adopting the technical scheme, the side leakage box is divided into the module box and the battery box, the leak detector module is arranged in the module box, and the lithium battery is arranged in the battery box. Simultaneously, install module box, battery case and early warning appearance in the cavity of last protective sheath and lower protective sheath formation, early warning appearance, leak hunting appearance module and lithium cell three form solitary module individual.

When the early warning instrument is damaged during maintenance, the upper protective sleeve is opened, and only the early warning instrument needs to be taken out for maintenance or replacement, and the module box and the battery box do not need to be taken out; in a similar way, if the leak detector module is damaged or the electric quantity of the lithium battery is exhausted, the corresponding box is taken out, and then the leak detector module or the lithium battery inside the box is maintained or replaced, so that the water pipe leak detector is not required to be integrally replaced, and the maintenance cost is reduced.

Optionally, a mounting groove is formed in one side, close to the upper protective sleeve, of the lower protective sleeve, and the early warning instrument, the module box and the battery box are mounted in the mounting groove.

Through adopting above-mentioned technical scheme, early warning appearance, module box and battery case are all installed in the mounting groove that the protective sheath was seted up down for between early warning appearance, module box and the battery case three with the area of contact of protective sheath is great down, and the installation back is comparatively stable.

Optionally, the lower protective sleeve comprises a positioning component, and the positioning component is mounted in the mounting groove to position the module box and the battery box.

Through adopting above-mentioned technical scheme, locating component's setting for module box and battery case are difficult for taking place to rock in the mounting groove, and then make leak hunting appearance module mounting comparatively stable in the module box, and the lithium cell is installed comparatively stably in the battery case, is difficult for damaging because of rocking.

Optionally, the positioning assembly includes a first positioning plate and a second positioning plate, and the first positioning plate and the second positioning plate limit the module box and the battery box in the mounting groove.

Through adopting above-mentioned technical scheme, first locating plate is fixed a position the module box, and the second locating plate is fixed a position the battery case, and first locating plate and second locating plate have corresponding to module box and battery case location for the box and the battery case of leaking hunting are more stable in mounting groove internal fixation.

Optionally, the lower protective sheath further comprises a clamping piece, the clamping piece is installed on the lower protective sheath, and a clamping groove for clamping the clamping piece is formed in the upper protective sheath.

Through adopting above-mentioned technical scheme, the joint spare joint that sets up on lower protective sheath realizes installing in advance in the joint inslot that last protective sheath was seted up, and then makes it comparatively convenient when going up protective sheath and lower protective sheath and being connected.

Optionally, a cartridge slot is formed in one side, close to the lower protective sleeve, of the upper protective sleeve, the early warning instrument, the module box and the battery box are partially located in the mounting slot, and partially protrude out of the mounting slot and are inserted into the cartridge slot.

Through adopting above-mentioned technical scheme, early warning appearance, module box and battery case part are located the mounting groove, and part protrusion is in the mounting groove cartridge in the cartridge inslot, and the early warning appearance of comparing, module box and battery case are whole to be located the mounting groove, and maintenance personal can directly take out early warning appearance, module box and battery case through the part of protrusion in the mounting groove after opening protective sheath for convenience more during the maintenance.

Optionally, the module box includes a module bottom case and a module end cap detachably connected to an opening of the module bottom case.

Through adopting above-mentioned technical scheme, the module end cover is installed in module drain pan opening part for water makes the leak hunting appearance module damage in being difficult for getting into the module drain pan, and then has increased the life of leak hunting appearance module, has reduced cost of maintenance.

Optionally, the battery box includes a battery bottom case, a sealing assembly and a battery end cover detachably mounted at an opening of the battery bottom case, the sealing assembly is mounted in the battery bottom case, and the sealing assembly is located between the battery end cover and the lithium battery.

Through adopting above-mentioned technical scheme, battery end cover demountable installation makes water make the lithium cell meet the water damage in the difficult battery drain pan that gets into of battery end cover in battery drain pan opening part, and simultaneously, seal assembly installs in the battery drain pan, and seal assembly is located between battery end cover and the lithium cell, further seals the battery drain pan, has improved the leakproofness of battery drain pan and the life of lithium cell.

Optionally, the sealing assembly comprises a sealing plate, a sealing ring and a pressing sheet, the sealing ring is located between the sealing plate and the pressing sheet, the sealing plate and the pressing sheet are abutted against the sealing ring, and the battery end cover is abutted against the pressing sheet.

Through adopting above-mentioned technical scheme, closing plate, sealing washer and preforming are located between lithium cell and the battery end cover, and the sealing washer is located between closing plate and the preforming, and battery end cover butt in the preforming, the sealing washer produces deformation butt in battery drain pan inner wall under the extrusion of preforming and closing plate, has further improved the leakproofness to the power supply drain pan.

Optionally, be provided with first journal stirrup on the periphery wall of going up the protective sheath, be provided with the second journal stirrup on the periphery wall of lower protective sheath, the fixed orifices has been seted up on the first journal stirrup, the fixed slot has been seted up on the second journal stirrup, and the screw thread end of bolt passes the fixed orifices is located in the fixed slot with second journal stirrup threaded connection.

By adopting the technical scheme, the first lug arranged on the periphery of the upper protective sleeve is provided with the fixing hole, the second lug arranged on the periphery wall of the lower protective sleeve is provided with the fixing groove, and the threaded end fixing hole of the bolt is inserted into the fixing groove, so that the upper protective sleeve and the lower protective sleeve are fixed more firmly; furthermore, the arrangement of the first support lug and the second support lug can enable the connection relationship between the upper connecting piece and the lower connecting piece to be released by using the bolt outside the upper connecting piece and the lower connecting piece during maintenance and leak detection of the device, so that the maintenance is more convenient.

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

the leak detector module is arranged in the module box, the lithium battery is arranged in the battery box, the early warning instrument is arranged in the protective sleeve and is divided into different modules, and the corresponding modules can be taken out during maintenance, so that the maintenance is more convenient;

the positioning component arranged in the mounting groove positions the module box and the battery box, so that the module box and the battery box are more stable after being mounted and are not easy to shake;

the lower protective sheath realizes prepositioning with last protective sheath earlier through the cooperation of protruding edge with the recess, then realizes preinstallation in the joint inslot through joint spare joint for it is comparatively convenient when installing between the two with lower protective sheath to go up the protective sheath.

Drawings

Fig. 1 is a schematic view of the overall structure of a water pipe leak detector in the embodiment of the present application.

Fig. 2 is a schematic view of the entire structure of the leak detection box in the embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view of a seal assembly in an embodiment of the present application.

Fig. 5 is a schematic structural view of a lower protective sheath in an embodiment of the present application.

Fig. 6 is a schematic structural view of an upper protective sheath in an embodiment of the present application.

Description of reference numerals: 1. a protective sleeve; 11. an upper protective sleeve; 111. inserting the slots; 112. a groove; 113. a clamping groove; 114. a first lug; 1141. a fixing hole; 115. hoisting holes; 12. a lower protective sleeve; 121. mounting grooves; 122. a positioning assembly; 1221. a first positioning plate; 1222. a second positioning plate; 123. a clamping piece; 1231. an extension plate; 1232. clamping the bulges; 1233. installing an inclined plane; 124. a convex edge; 125. a second lug; 1251. fixing grooves; 126. perforating holes; 2. a leak detection box; 21. a modular cartridge; 211. a module bottom case; 2111. a ring groove; 2112. a card slot; 212. a module end cap; 2121. an edge; 2122. a clamping block; 2123. a guide slope; 22. a battery case; 221. a battery bottom case; 2211. an installation part; 2212. a sealing part; 2213. a stepped groove; 222. a battery end cap; 223. a seal assembly; 2231. a sealing plate; 2232. caulking grooves; 2233. a seal ring; 2234. tabletting; 3. an early warning instrument; 31. a housing; 32. a hoisting ring; 33. a magnetic block; 4. a leak detector module; 5. a lithium battery.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a water pipe leak detector. Referring to fig. 1 and 2, the water pipe leak detector includes protective sheath 1, leak detector module 4, lithium cell 5, early warning appearance 3 and leak detection box 2, and leak detector module 4 and lithium cell 5 install in leak detection box 2, and protective sheath 1 includes protective sheath 11 and lower protective sheath 12, goes up protective sheath 11 and forms a cavity with lower protective sheath 12 installation back, and early warning appearance 3 and leak detection box 2 install in the cavity.

Referring to fig. 2, the leak detection box 2 includes a module box 21 for placing the leak detector module 4 and a battery box 22 for placing the lithium battery 5, and the lithium battery 5 is connected with the leak detector module 4 through a connection terminal to supply power to the leak detector module 4. The module box 21 and the battery box 22 are both box bodies with openings on one side, and the battery box 22 is located on one side of the module box 21 and is fixedly connected with the module box 21.

Referring to fig. 2, the module case 21 includes a module bottom case 211 and a module end cover 212. Leak detector module 4 is placed in module drain pan 211, and module end cover 212 is installed in the opening part of module drain pan 211, will leak detector module 4 protect in module drain pan 211, make in the difficult infiltration module drain pan 211 of water, and simultaneously, module end cover 212 is fixed with module drain pan 211 joint.

Referring to fig. 2, a rim 2121 protrudes from one side of the module end cover 212 close to the module bottom 211 at the opening, and the rim 2121 is integrally formed with the module end cover 212. An annular groove 2111 for installing the edge 2121 is formed in the opening of the module bottom case 211, the annular groove 2111 is communicated with the interior of the module bottom case 211, the edge 2121 abuts against the bottom of the annular groove 2111, and the module end cover 212 can be initially positioned and installed due to the matching of the edge 2121 and the annular groove 2111.

Referring to fig. 2 and 3, further, a locking block 2122 is integrally formed on an outer wall of the edge 2121, and a locking groove 2112 into which the locking block 2122 is inserted is formed on a groove wall of the ring groove 2111. When module end cap 212 moves towards the opening of module bottom housing 211, detent block 2122 is engaged with detent slot 2112, so that module end cap 212 is engaged with module bottom housing 211, and for facilitating detent block 2122 to enter detent slot 2112, a guiding inclined surface 2123 is disposed on one side of detent block 2122 close to the bottom of annular slot 2111. When the module is installed, the guide inclined surface 2123 abuts against the groove wall of the groove 2111, and then the module end cover 212 is applied with force, so that the clamping block 2122 can be clamped in the clamping groove 2112 under the action of the guide inclined surface 2123 in a labor-saving manner. In order to make the clamping connection between the module end cover 212 and the module bottom housing 211 more stable, in this embodiment, two clamping blocks 2122 are preferably provided, the two clamping blocks 2122 are oppositely arranged on the edge 2121, correspondingly, two clamping grooves 2112 are also provided, and the two clamping blocks 2122 are correspondingly clamped in the two clamping grooves 2112 one to one. In order to improve the sealing performance between the module end cover 212 and the module bottom case 211, a circle of sealant is coated at the edge seam between the module end cover 212 and the module bottom case 211 after the module end cover 212 and the module bottom case 211 are clamped and fixed.

Referring to fig. 4, the battery case 22 includes a battery bottom case 221, a battery end cover 222, and a sealing assembly 223, wherein the sealing assembly 223 is located between the lithium battery 5 and the battery end cover 222, and the sealing assembly 223 is installed in the battery bottom case 221 and the battery end cover 222 is screwed on the battery bottom case 221, so as to reduce the risk of water entering the battery bottom case 221 and causing damage to the lithium battery 5.

The battery bottom case 221 and the module bottom case 211 are integrally formed, the battery bottom case 221 includes an installation portion 2211 for accommodating the lithium battery 5 and a sealing portion 2212 for installing the battery end cover 222, the sealing portion 2212 is located above the installation portion 2211, meanwhile, the projection of the vertical direction of the sealing portion 2212 is located outside the projection range of the vertical direction of the installation portion 2211, the inside of the sealing portion 2212 is communicated with the inside of the installation portion 2211, and a stepped groove 2213 for placing the sealing assembly 223 is formed.

Referring to fig. 4, the sealing assembly 223 includes a sealing plate 2231 disposed at the bottom of the stepped groove 2213, a sealing ring 2233 disposed on the sealing plate 2231, and a pressing sheet 2234, wherein the sealing plate 2231 is disposed above the lithium battery 5 after abutting against the bottom of the stepped groove 2213. The edge 2121 of one side of the sealing plate 2231, which is away from the lithium battery 5, is provided with an embedding groove 2232 for installing the sealing ring 2233, one end of the pressing sheet 2234, which is close to the sealing plate 2231, abuts against the sealing plate 2231, the battery end cover 222 is located above the pressing sheet 2234, one side of the battery end cover 222, which is close to the pressing sheet 2234, abuts against the pressing sheet 2234, the sealing ring 2233 is deformed under the action of the pressing sheet 2234 and abuts against the groove wall of the stepped groove 2213, and therefore the sealing effect is better.

Referring to fig. 1 and 5, the early warning instrument 3 and the leak detection box 2 are both installed on the lower protective sleeve 12, the lower protective sleeve 12 and the upper protective sleeve 11 are pre-positioned, clamped and fixed, and finally fixed together through bolts.

Lower protective sheath 12 is including fixing a position the locating component 122 that makes leak hunting box 2 be difficult for rocking and the joint spare 123 of installing with last protective sheath 11 joint to leak hunting box 2.

One side of the lower protective sleeve 12 close to the upper protective sleeve 11 is provided with a mounting groove 121 for mounting the early warning instrument 3 and the leakage detection box 2. The positioning assembly 122 includes a first positioning plate 1221 and a second positioning plate 1222, the first positioning plate 1221 and the second positioning plate 1222 are both installed at the bottom of the mounting groove 121, the first positioning plate 1221 and the second positioning plate 1222 both extend toward the direction close to the upper protection cover 11, and the first positioning plate 1221 and the second positioning plate 1222 do not protrude out of the mounting groove 121. The first positioning plate 1221 abuts against the bottom case 211, the second positioning plate 1222 abuts against the bottom case 221, and the first positioning plate 1221, the second positioning plate 1222 and the lower protective case 12 cooperate with each other to position the module case 21 and the battery case 22 in the mounting groove 121. Wherein, the first location piece and lower protective sheath 12 integrated into one piece, the second location also with lower protective sheath 12 integrated into one piece.

Referring to fig. 5 and 6, a protruding edge 124 is disposed at the notch of the mounting groove 121, the protruding edge 124 protrudes out of the lower protective casing 12 in a direction away from the bottom of the mounting groove 121, and the protruding edge 124 and the lower protective casing 12 are integrally formed. Go up protective sheath 11 and have seted up cartridge groove 111 near one side of lower protective sheath 12, early warning appearance 3 and the box 2 part that leaks hunting are located mounting groove 121, and part protrusion is in mounting groove 121 cartridge in cartridge groove 111, during the maintenance, the maintenance personal can directly take out early warning appearance 3 or the box 2 that leaks hunting through the part of protrusion in mounting groove 121 after opening protective sheath 11 for more convenience during the maintenance. The upper protective sleeve 11 is also provided with a ring-shaped groove 112 for the insertion of the convex edge 124 at one side provided with the insertion groove 111. The flange 124 is inserted into the groove 112 to pre-position the lower casing 12 with the upper casing 11.

Wherein, joint spare 123 is including extending board 1231 and joint arch 1232, and extension board 1231 one end is fixed in the tank bottom of mounting groove 121, and the other end extends and protrusion in protruding edge 124 towards the direction that is close to last protective sheath 11, extension board 1231 and lower protective sheath 12 integrated into one piece. The clamping protrusion 1232 is disposed at an end of the extension plate 1231 away from the bottom of the mounting groove 121. An installation inclined plane 1233 is arranged on one side, away from the bottom of the installation groove 121, of the clamping protrusion 1232, the installation inclined plane 1233 inclines upwards into the insertion groove 111, and the wall of the insertion groove 111 is provided with a clamping groove 113 for the clamping protrusion 1232 to enter. During installation, the installation inclined surface 1233 abuts against the wall of the insertion slot 111 first, and then the upper protective sleeve 11 is applied with force, so that the clamping protrusion 1232 can be clamped in the clamping slot 113 under the action of the installation inclined surface 1233 in a labor-saving manner.

Referring to fig. 5 and 6, further, a first lug 114 which is stronger than the connection of the lower protection sleeve 12 is disposed on one side of the peripheral wall of the upper protection sleeve 11 close to the notch of the insertion slot 111, and a fixing hole 1141 which penetrates through the first lug 114 is formed in the first lug 114 along the depth of the insertion slot 111, in this embodiment, it is preferable that the first lug 114 and the upper protection sleeve 11 are integrally formed; one side of the peripheral wall of the lower protective sleeve 12 close to the notch of the mounting groove 121 is provided with a second lug 125 matched with the first lug 114, one side of the second lug 125 close to the notch of the mounting groove 121 is provided with a fixing groove 1251, the central axis of the fixing groove 1251 coincides with the central axis of the fixing hole 1141, the fixing groove 1251 does not penetrate through the second lug 125, and the second lug 125 and the lower protective sleeve 12 are preferably integrally formed in the embodiment. The second lug 125 abuts against the first lug 114, and the threaded end of the bolt passes through the fixing hole 1141 and is located in the fixing groove 1251 to be in threaded connection with the second lug 125.

Referring to fig. 1 and 5, the early warning device 3 includes a housing 31, a suspension ring 32 and a magnetic block 33, the suspension ring 32 is mounted on the top of the housing 31, and the magnetic block 33 is fixedly mounted on the bottom of the housing 31 through bolts. One side of the upper protective sleeve 11 departing from the insertion groove 111 is provided with a hoisting hole 115 for the hoisting ring 32 to pass through, the hoisting ring 32 passes through the hoisting hole 115 and protrudes out of the upper protective sleeve 11, an operator can place the water pipe leak detector on the underground pipeline by binding a rope on the hoisting ring 32, and the rope is adsorbed on the underground pipeline through the magnetic block 33 to realize installation with the underground pipeline. The slot bottom of the mounting slot 121 is provided with a through hole 126 for the magnetic block 33 to pass through, and the magnetic block 33 protrudes out of the lower protective sleeve 12 after passing through the through hole 126, so that the magnetic block 33 is directly adsorbed on an underground pipeline, and the fixation is more stable.

The implementation principle of the water pipe leak detector in the embodiment of the application is as follows: when the water pipe leakage detector is maintained, if the early warning device 3 is damaged, the upper protective sleeve 11 is opened, and only the early warning device 3 needs to be taken out for maintenance or replacement, and the module box 21 and the battery box 22 do not need to be taken out; similarly, if leak detector module 4 damages or lithium cell 5 electric quantity exhausts, only need to take out the box that corresponds then to the inside leak detector module 4 of box or lithium cell 5 maintain or change alright with.

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. The utility model provides a water pipe appearance that leaks hunting which characterized in that: the leakage detection device comprises a protective sleeve (1), a leakage detection instrument module (4), a lithium battery (5), an early warning instrument (3) and a leakage detection box (2);

the protective sleeve (1) comprises an upper protective sleeve (11) and a lower protective sleeve (12), and a cavity is formed after the upper protective sleeve (11) is connected with the lower protective sleeve (12);

the leakage detection box (2) comprises a module box (21) and a battery box (22), the leakage detection instrument module (4) is installed in the module box (21), and the lithium battery (5) is installed in the battery box (22);

the early warning instrument (3), the module box (21) and the battery box (22) are all installed in a cavity formed by the upper protective sleeve (11) and the lower protective sleeve (12).

2. The water pipe leak detector of claim 1, wherein: lower protective sheath (12) are close to one side of going up protective sheath (11) has seted up mounting groove (121), early warning appearance (3) module box (21) and battery case (22) are all installed in mounting groove (121).

3. The water pipe leak detector of claim 2, wherein: the lower protective sleeve (12) comprises a positioning component (122), and the positioning component (122) is installed in the installation groove (121) to position the module box (21) and the battery box (22).

4. The water pipe leak detector of claim 3, wherein: the positioning assembly (122) comprises a first positioning plate (1221) and a second positioning plate (1222), and the module box (21) and the battery box (22) are limited in the mounting groove (121) by the first positioning plate (1221) and the second positioning plate (1222).

5. A water pipe leak detector according to claim 1 or 2 or 3 or 4, wherein: protective sheath (12) still include joint spare (123) down, joint spare (123) install in on lower protective sheath (12), it supplies to have seted up on protective sheath (11) joint groove (113) of joint spare (123) joint.

6. The water pipe leak detector of claim 2, wherein: go up protective sheath (11) and be close to one side of lower protective sheath (12) has seted up cartridge groove (111), early warning appearance (3), module box (21) and battery case (22) all part is located in mounting groove (121), partial protrusion in mounting groove (121) cartridge in cartridge groove (111).

7. The water pipe leak detector of claim 1, wherein: the module case (21) includes a module bottom case (211) and a module end cap (212) detachably attached to an opening of the module bottom case (211).

8. The water pipe leak detector of claim 1, wherein: the battery box (22) comprises a battery bottom shell (221), a sealing assembly (223) and a battery end cover (222) which is detachably mounted at an opening of the battery bottom shell (221), the sealing assembly (223) is mounted in the battery bottom shell (221), and the sealing assembly (223) is located between the battery end cover (222) and the lithium battery (5).

9. The water pipe leak detector of claim 8, wherein: the sealing assembly (223) comprises a sealing plate (2231), a sealing ring (2233) and a pressing sheet (2234), wherein the sealing ring (2233) is located between the sealing plate (2231) and the pressing sheet (2234), both the sealing plate (2231) and the pressing sheet (2234) abut against the sealing ring (2233), and the battery end cover (222) abuts against the pressing sheet (2234).

10. The water pipe leak detector of claim 1, wherein: go up and be provided with first journal stirrup (114) on the periphery wall of protective sheath (11), be provided with second journal stirrup (125) on the periphery wall of lower protective sheath (12), fixed orifices (1141) have been seted up on first journal stirrup (114), fixed slot (1251) have been seted up on second journal stirrup (125), and the threaded end of bolt passes fixed orifices (1141) are located in fixed slot (1251) with second journal stirrup (125) threaded connection.