CN210291429U - Ultrasonic water leakage protector capable of detecting water leakage node - Google Patents

Abstract

The utility model relates to a can detect ultrasonic wave protector that leaks of node belongs to the protection field that leaks, include: the water leakage protection module, the water leakage positioning module and the control panel are arranged on the water tank; the water leakage protection module is arranged in a water inlet pipeline of a user and used for detecting water flow in the pipeline; the water leakage positioning modules are arranged at two ends of a pipeline of a user and used for detecting the damage condition of the whole pipeline; the control panel is arranged outside the pipeline and is connected with the ultrasonic detector in the water leakage protection module through an electric wire so as to select a detection mode; meanwhile, the control panel is also connected with the water leakage positioning module through an electric wire to judge the position of the damaged pipeline. The utility model discloses have and carry out real-time detection to the damaged condition of pipeline, pipeline control and damaged position diagnostic function have improved the efficiency of the protection of leaking.

Description

Ultrasonic water leakage protector capable of detecting water leakage node

Technical Field

The utility model relates to a domestic protection technical field that leaks especially relates to a can detect ultrasonic wave protector that leaks of node.

Background

In actual life, water leakage is caused by the fact that water pipes are aged, leaked, broken and not tightly closed or forgotten to be closed, on one hand, water resource waste and water cost are increased, on the other hand, the water pipes can harm buildings to cause house damage and property loss when the water pipes are serious, particularly in a residential dense area, one water leakage can cause loss to nearby and lower-layer multiple units, and inconvenience is brought to daily life of residents. In places such as high-grade hotels, flood disasters can be caused by burst of water pipes, high-grade facilities in the hotels are damaged or seriously, and the situation frequently occurs in real life, so that water leakage monitoring is very needed, hidden danger is avoided and enlarged in an early finding way, and water leakage monitoring equipment is produced at the right moment.

The monitoring facilities that leak among the prior art adopts the expensive advanced parts of high accuracy to constitute more, and is with high costs, is not suitable for ordinary family daily demand, very easily damages moreover, and it is inconvenient to maintain and change, simultaneously, the domestic detector that leaks among the prior art mostly sets up in the pipeline department of intaking, because aquatic contains impurity, the detector can't leak in to the pipeline and make accurate judgement, and can't the concrete point of leaking in the accurate positioning pipeline.

Chinese patent publication No.: 109404745A discloses an ultrasonic water leakage monitoring protector, which belongs to the technical field of water leakage monitoring appliances. Including the pipeline that is provided with water inlet and delivery port, the pipeline in be equipped with ultrasonic sensor and electric ball valve, be provided with flow adjustment device in ultrasonic sensor's one side that is close to the water inlet, be provided with the controller that control electric ball valve opened and closed outside the pipeline, ultrasonic sensor and electric ball valve are connected with the controller electricity respectively. Therefore, the ultrasonic water leakage monitoring protector has the following problems:

first, although the ultrasonic water leakage monitoring protector can detect whether water leaks in the pipeline, the ultrasonic detection mode is single, and the accuracy of detection data is poor.

Secondly, the ultrasonic water leakage monitoring protector can only protect against water leakage, and cannot check pipelines to determine specific water leakage points when water leakage occurs.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a can detect ultrasonic wave protector that leaks of node for overcome the problem of unable location leak water point among the prior art.

In order to achieve the above object, the utility model provides a can detect the ultrasonic wave protector that leaks of node, include:

the water leakage protection module is arranged in a water inlet pipeline of a user and used for detecting the flow condition of water in the pipeline and protecting water leakage;

the water leakage positioning module is arranged at two ends of a pipeline of a user and used for detecting the damage condition of the whole pipeline;

and the control panel is arranged outside the pipeline of the user, is connected with the water leakage positioning module and the water leakage protection module through electric wires and is used for setting a detection mode and judging the damage position of the whole pipeline.

Further, the water leakage positioning module includes:

the laser emitting device is arranged at the water inlet of the user pipeline and comprises a laser emitter which is arranged on the inner side of an annular pipe with a hollow pipe wall and is used for emitting detection laser;

the laser receiving device is arranged at the water outlet of the user pipeline and comprises a laser receiver arranged on the inner side of an annular pipe with a hollow pipe wall and used for receiving detection laser.

Further, the control panel is connected with the water leakage positioning module and the water leakage protection module through wires, and comprises:

an arithmetic processor provided inside the control panel;

the display screen is arranged on the upper surface of the control panel and is used for displaying the data measured by the water leakage protection module and the water leakage positioning module in a digital form;

and the six buttons are arranged on the upper surface of the control panel and positioned below the display screen, and corresponding description characters are arranged below the buttons and used for selecting a detection mode and setting a preset flow.

Further, the water leakage protection module includes:

the two ends of the protective shell are respectively connected with the main pipeline and used for conveying water in the pipeline;

at least two ultrasonic detectors respectively arranged in the protective shell and used for judging whether the pipeline leaks water;

at least two reflecting plates which are arranged in the water leakage protection pipe and form a certain included angle with the water flow direction in the water leakage protection pipe, and are used for reflecting the ultrasonic waves emitted by the ultrasonic detector;

and the cover plate is arranged above the detection hole and used for fixing the ultrasonic detector.

Furthermore, the surface of the reflecting plate is provided with a reflecting sheet, and the reflecting sheet is three sections of arc-shaped sheets which are integrally connected and used for detecting specific water flow in the pipeline.

Furthermore, two detection tubes are respectively arranged at the upper end of the protection pipeline and used for placing the ultrasonic detector.

Furthermore, a through hole is formed in the cover plate, and a sealing ring is arranged in the through hole and used for sealing the detection tube.

Further, the ultrasonic detector has two detection modes of unidirectional detection and bidirectional detection.

Further, the protection casing still is equipped with fixed pipe, and it sets up in the protection casing and with the reflecting plate is connected for fix the reflecting plate in the assigned position, include:

the fixing hole is a through hole formed above the fixing pipe and is used for being connected with the protection shell through a screw to be fixed;

at least two fixing grooves which are respectively arranged on the top end of the edge of the fixing tube and are used for connecting with the ultrasonic detector and fixing the ultrasonic detector at a specified position;

the end parts of the first connecting rods are connected with the reflecting plate and used for fixing the reflecting plate at a specified position;

and at least four second connecting rods are respectively arranged at the lower parts of two sides of the fixed pipe and are used for positioning the fixed pipe and the reflecting plate.

Furthermore, an electric ball valve for controlling water outlet of the pipeline is further arranged in the pipeline.

Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model discloses be equipped with the orientation module that leaks, the locking position that can be timely after discovering the pipeline and leaking provides convenience for follow-up maintenance work.

Particularly, the water leakage positioning module is connected with the pipeline in a threaded connection or other mechanical modes, and is convenient for maintenance personnel to detach and maintain at any time.

Furthermore, the ultrasonic detector of the utility model comprises two detection modes of one-way ultrasonic and two-way ultrasonic, and can detect the water leakage condition in the pipeline; compared with a detection mode only using one-way ultrasonic waves, the detection precision and the detection efficiency are improved.

Especially, be equipped with two at least baffles in the protection pipe leaks, when an ultrasonic detector sent the ultrasonic wave, the baffle can reflect the ultrasonic wave to the assigned direction and make another ultrasonic detector receive, like this, need not to set up it inside the pipeline and lead to ultrasonic sensor to receive the rivers influence and take place the shake and reduce detection accuracy when installing ultrasonic detector.

Furthermore, the reflecting plate is provided with at least three sections of integrally connected reflecting sheets, and the length and the angle of each section on each reflecting sheet are calculated by a formula and are different from each other, so that when the reflecting plate reflects the ultrasonic waves, the diffused ultrasonic waves can be accumulated and accurately reflected to the other reflecting plate, and the detection precision of the ultrasonic detector is improved.

Especially, still be equipped with fixed pipe among the protection pipeline, it is through respectively with protection casing and reflecting plate fixed connection so that the reflecting plate is fixed at the assigned position, like this, the reflecting plate can not receive rivers to influence and take place the shake, and is more stable when the reflection ultrasonic wave, has increased ultrasonic detector's detection precision.

Furthermore, the control panel can control the water leakage positioning module and the water leakage protection module at the same time, so that the size of the whole device is simplified, and the operation is simple and convenient.

Especially, the control panel is provided with a display screen and buttons, corresponding written descriptions are arranged below the buttons, so that the corresponding buttons can be pressed according to the written descriptions to complete corresponding setting when the water leakage protector is used, and the service efficiency of the water leakage protector is further improved.

Drawings

Fig. 1 is an exploded view of the ultrasonic water leakage protector capable of detecting water leakage nodes of the present invention;

FIG. 2 is an exploded view of the water leakage protection module;

FIG. 3 is an exploded view of the water leak location module;

fig. 4 is a schematic structural view of the fixing bracket.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the present invention will be further described with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The above and further features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Please refer to fig. 1, which is an exploded view of the ultrasonic water leakage protector capable of detecting a water leakage node of the present invention, including a water leakage protection module 1, a laser transmitter 31, a laser receiver 32, and a control panel 33; the control panel 33 is installed outside the pipeline, the laser emitting device 31 and the laser receiving device 32 are respectively installed at the water inlet and the water outlet of the pipeline, and the installation mode is threaded connection but is not limited to the installation mode; the water leakage protection module 1 can be installed at any position in the pipeline according to actual needs.

Referring to fig. 2, the water leakage protection module includes a water leakage protection pipe 11, an electric ball valve 2 and an ultrasonic detector; wherein, the leakage protection pipe 11 is arranged in a user water inlet pipeline and is used for conveying water in the water inlet pipeline; the electric ball valve 2 is arranged at the water inlet of the water leakage protection pipe 11 and used for closing the pipeline when water leakage occurs in the pipeline; the ultrasonic detector is provided with an ultrasonic probe inside the water leakage protection pipe 11 and is used for detecting the flow of water in the water leakage protection pipe 11. When the single ultrasonic water leakage protector works, the ultrasonic detector can detect the water flow in the water leakage protection pipe 11, when the water flow exceeds a preset value, the water leakage detector judges that the water leakage protection pipe 11 leaks water and controls the electric ball valve 2 to start to operate, and the inside of the water leakage protection pipe 11 is sealed after the electric ball valve 2 operates, so that the protection of pipeline water leakage is completed. The technical personnel in this field can understand, single ultrasonic wave protector that leaks can be used for the protection of leaking of resident family's water, also can be used to the detection of leaking of other needs drainage, as long as satisfy single ultrasonic wave protector that leaks can reach its appointed operating condition.

Referring to fig. 2, the water leakage protection tube 11 of the present invention is a metal pipe, and two detection tubes are disposed above the metal pipe for loading the ultrasonic probe; a fixed pipe is arranged between the two detection pipes for loading the fixed screw, and a control pipe is arranged at the water inlet of the water leakage protection pipe 11 and is connected with the electric ball valve 2. The water leakage protection pipe 11 includes: the ultrasonic probe 111, the reflection plate 12, the fixing bracket 13, the pressing cap 14, the fixing screw 15, and the O-ring 16. Wherein the ultrasonic wave probes 11 are respectively arranged inside the detection tubes for respectively emitting and receiving ultrasonic waves. The reflection plate 12 is disposed inside the water leakage protection pipe 11 and below each of the ultrasonic probes 111, respectively, to reflect the ultrasonic waves to a predetermined direction. The fixing bracket 13 is disposed inside the water leakage protection pipe 11 and connected to each reflection plate 12 to fix the reflection plate 12 at a designated position. The pressing cap 14 is arranged at the upper end of the detection tube and used for fixing the ultrasonic probe at a specified position. The fixing screw is provided in the fixing tube to fix the fixing bracket 13 at a designated position. The O-rings 16 are respectively disposed inside the detection pipe and the fixing pipe, and respectively contact the ultrasonic probe 111 and the fixing screw 15 to maintain the inside of the water leakage protection pipe 11 in a sealed state.

When the water leakage protection pipe 11 is installed, the reflection plate 12 is installed on the fixing support 13, after the installation is completed, the fixing support 13 is placed into the water leakage protection pipe 11, the O-ring 16 is placed inside the fixing support, the fixing support 13 is fixed at a specified position through the fixing screw 15, after the fixation is completed, the O-ring 16 is placed into each detection pipe, the ultrasonic probes 111 are respectively placed inside each detection pipe, and after the fixation is completed, the pressing cap 14 is installed at the top end of the detection pipe to fix the ultrasonic probes 111.

When the protection pipe 11 during operation leaks, ultrasonic transducer 111 can launch the ultrasonic wave, and the ultrasonic wave is vertical along a detecting tube and is transmitted to a reflecting plate 12 surface downwards, and reflecting plate 12 can be with the ultrasonic wave reflection, transmits to another reflecting plate 12 after the ultrasonic wave reflection, and the ultrasonic wave gets into another detecting tube after reflecting, another ultrasonic transducer in the detecting tube can receive the ultrasonic wave, and ultrasonic detector can calculate the velocity of flow of rivers in the protection pipe 11 that leaks according to the time that ultrasonic detection probe launches and receive the ultrasonic wave to calculate the discharge in the pipeline according to the internal diameter of protection pipe 11 that leaks. It can be understood that the connection mode of the water leakage protection pipe 11 and the detection pipe, the fixing pipe may be welding, integral connection or other connection modes, as long as the detection pipe and the fixing pipe can be stably connected with the water leakage protection pipe 11.

Specifically, the ultrasonic probe 111 includes an ultrasonic transmitting probe 111 and an ultrasonic receiving probe 112; wherein, the ultrasonic transmitting probe 111 is arranged at the downstream of the ultrasonic receiving probe 112 to more accurately measure the water flow in the pipeline. When the ultrasonic detector starts to measure the water flow, the ultrasonic transmitting probe 111 transmits ultrasonic waves, the ultrasonic waves are reflected by the reflecting plate 12 and then transmitted to the ultrasonic receiving probe 112, and after the ultrasonic receiving probe 112 receives the ultrasonic waves, the ultrasonic detector records the propagation time of the ultrasonic waves and calculates the flow velocity of the water in the pipeline.

Specifically, the pressing cap 14 is two nuts respectively disposed at the upper end of the detection tube for fixing the ultrasonic probe 111 at a predetermined position, and a gasket 141 is disposed between the pressing cap 14 and the ultrasonic probe 111 to prevent the pressing cap 14 from damaging the ultrasonic probe 111 during the tightening process. When the ultrasonic probe 11 is installed, the ultrasonic probe is placed inside the detection tube, after the placement, the gasket 141 is placed on the upper end of the ultrasonic probe, the pressing cap 14 is installed, and the ultrasonic probe 14 is fixed at a designated position by starting to be screwed after the pressing cap 14 is installed. It is understood that the gasket 141 may be a rubber gasket, a rubber gasket without asbestos fiber, a flexible graphite metal composite gasket, a teflon-coated gasket, or other types of non-metallic gaskets, as long as the gasket 141 can prevent the pressing cap 14 from damaging the ultrasonic probe 11.

Specifically, the fixing screw 15 is provided inside the fixing tube to fix the fixing bracket 13 at a designated position. When the fixing bracket 13 is installed, the fixing bracket 13 is first placed at a designated position inside the water leakage protection pipe 11, the fixing screw 15 is installed inside the fixing pipe and screwed, and the fixing screw 15 passes through the fixing pipe and is connected to the fixing bracket 13, thereby fixing the fixing bracket 13 at the designated position.

Specifically, the O-rings 16 are provided inside the detection pipes and the fixing pipes, respectively, and are in contact with the ultrasonic probe 111 and the fixing screw 15, respectively, to maintain the inside of the water leakage protection pipe 11 hermetically sealed. When the single ultrasonic water leakage protector is installed, the O-shaped rings 16 with corresponding sizes are firstly respectively placed into the detection pipe and the fixing pipe, the ultrasonic probes 11 and the fixing screws 15 are respectively installed after the placement is completed, and the O-shaped rings 16 are respectively in close contact with the ultrasonic probes 111 and the fixing screws 15 to seal the detection pipe and the fixing pipe, so that water leakage in the water leakage protection pipe 11 is prevented.

As shown in fig. 2, the electric ball valve 2 of the present invention is disposed at the water inlet of the water leakage protection pipe 11 and connected to the control pipe, and includes an actuator 21, a valve rod 22, a ball valve 23, a valve seat 24 and a valve cover 25. The actuator 21 is arranged at the top end of the control pipe and is used for controlling the electric ball valve 2; the valve rod 22 is arranged in the control pipe for connecting the actuator 21 and the ball valve 23, the ball valve 23 is arranged in the water leakage protection pipe 11 for controlling the opening and closing of the water leakage protection pipe 11, the valve seats 24 are respectively arranged on two sides of the ball valve 23 for fixing the ball valve 23 at a specified position, and the valve cover 25 is arranged at the water inlet of the water leakage protection pipe 11 and connected with the water inlet for fixing the valve seat 24 at a specified position.

When the pipeline carries water, the ultrasonic detector can measure the water flow in the water leakage protection pipe 11, when the water flow in the pipeline exceeds a preset value, the ultrasonic detector can send a signal to the actuator 21, the actuator 21 can start to operate, the control valve rod 22 rotates, and the valve rod 22 drives the spherical valve 23 to rotate and seals the inside of the water leakage protection pipe 11 so as to prevent the pipeline from continuously leaking water.

Specifically, the actuator 21 is disposed at an upper end of the control pipe and connected thereto, and is connected at a bottom thereof to the valve stem 22 for controlling rotation thereof. When the ultrasonic detector determines that water leaks from the pipeline, the ultrasonic detector sends a control signal to the actuator 21 to control the valve rod 22 to rotate. It is understood that the connection mode of the actuator 21 and the detection tube may be a bolt connection, an integral connection or other connection modes, as long as the actuator 21 can be fixed on the control tube.

Specifically, the valve stem 22 is a cylindrical rod vertically disposed inside the control pipe and horizontally rotatable therein for connecting the controller 21 and the ball valve 23. When the actuator 21 starts to operate, it controls the valve rod 22 to rotate, and when the valve rod 22 rotates, it drives the ball valve 23 to rotate, so as to protect the pipeline. It is to be understood that the material of the stem 22 is not particularly limited in this embodiment, as long as the stem 22 can achieve a given strength.

Specifically, the globe valve 23 is a globe valve with a through hole, which is disposed in the water leakage protection pipe 11, is located below the control pipe, is connected to the valve rod 22, and is used for controlling the water leakage protection pipe 11 to open and close to protect a pipeline. When the ball valve 23 is opened, the water in the pipeline enters the water leakage protection pipe 11 through the through hole of the ball valve 23 and enters the household through the water leakage protection pipe 11; when the ultrasonic detector determines that water leaks from the pipeline, the actuator 21 controls the valve rod 22 to drive the ball valve 23 to rotate, so that the direction of the through hole in the ball valve 23 is perpendicular to the direction of the pipeline to close the ball valve 23, and water cannot pass through the ball valve 23 at this time, thereby protecting the pipeline. It should be understood that the connection manner of the ball valve 23 and the valve rod 22 may be a threaded connection, a welding connection, an integral connection, or other connection manners, as long as the valve rod 22 can drive the ball valve 23 to rotate when rotating.

Specifically, the valve seats 24 are respectively disposed on both sides of the ball valve 23 to fix the ball valve 23 at a predetermined position. When the valve stem 22 rotates the ball valve 23, the valve seat 24 restrains the ball valve 23 and rotates the ball valve 23 at a predetermined position, thereby preventing the valve stem 22 from being damaged due to the displacement of the valve seat 23 caused by the water flow. It is understood that the material of the valve seat 24 may be EPDM, NBR, NR, PTFE, PEEK, PFA, SS315, STELLITE or other types of metallic or non-metallic materials, as long as the valve seat 24 is sufficient to hold the ball valve 23 in a given position.

Specifically, the valve cover 25 is a nut having a through hole at the center, and is disposed at the water inlet of the water leakage protection pipe 11, connected to the water leakage protection pipe 11, and configured to fix the valve seat 24 at a predetermined position. When the electric ball valve 2 is installed, the valve cover 25 is installed at the water inlet of the water leakage protection pipe 11, and after the installation is completed, the valve cover 25 restrains the valve seat 24, so that the valve seat 24 is fixed at a specified position, and the valve seat 24 restrains the ball valve 23. And after the installation is finished, the valve cover 25 is connected with the water outlet of the pipeline so as to install the single ultrasonic water leakage protector in the pipeline. It is understood that the material of the valve cover 25 is not particularly limited in this embodiment, as long as the valve cover 25 can achieve its designated operating state.

Referring to fig. 3, the laser emitting device 31 of the present invention includes a laser emitter 311 and a wire protection tube 312, the laser emitter 311 is installed inside the pipeline, the water inlet of the pipeline is located at the water outlet, and the direction of the laser emitter points to the water outlet; a wire protection tube 312 is installed above the laser transmitter 311 and is responsible for ensuring that the wires of the laser transmitter 311 can be connected to the external control panel 33. The wire protection tube 312 may be installed by a screw connection or a mechanical engagement, and it is understood that the connection of the wire protection tube 312 is not particularly limited as long as it is ensured that the laser transmitter 311 can be connected to the external control panel 33.

As shown in fig. 3, the laser receiver 32 of the present invention includes a laser receiver 321 and a wire protection tube 322, the laser transmitter 321 is installed inside the pipeline, the water outlet of the pipeline is located at the water inlet, and the direction of the laser receiver points to the water inlet; the wire protection tube 322 is installed above the laser receiver 321, and is responsible for ensuring that the wire of the laser receiver 321 can be connected to the external control panel 33. The wire protection tube 322 may be installed by a screw connection or a mechanical engagement, and it is understood that the connection of the wire protection tube 322 is not particularly limited as long as it is ensured that the laser transmitter 321 can be connected to the external control panel 33.

Referring to fig. 4, the reflection plate 12 of the present invention is disposed inside the water leakage protection pipe 1 and connected to the fixing bracket 13, and forms an included angle of 45 degrees with the water flow direction, and the reflection plate 12 has a reflection sheet on its surface for reflecting the scattered ultrasonic waves to a specific direction. When the ultrasonic detector measures the flow of water in the pipeline, the ultrasonic transmitting probe 111 can transmit ultrasonic waves, the ultrasonic waves are transmitted to the ultrasonic receiving probe 112 after being reflected by the reflecting plate 12, the ultrasonic detector can record the transmission time of the ultrasonic waves, the flow velocity of the water in the pipeline is calculated according to the principle that the transmission velocity of the ultrasonic waves is different under the same medium and different flow velocities, the flow of the water in the pipeline is obtained according to the cross section of the pipeline, and the flow is monitored to judge whether water leaks in the pipeline. It is understood that the material of the reflecting plate 12 is not limited in this embodiment, and the reflecting sheet on the surface thereof may be a copper sheet, an aluminum sheet, an iron sheet, tempered glass, polyethylene or other kinds of metal or nonmetal materials as long as the reflecting plate can reflect the ultrasonic waves emitted from the ultrasonic detector.

As shown in fig. 4, the fixing bracket 13 of the present invention is a hollow cylindrical tube, which is disposed inside the water leakage protection tube 11 and is fixedly connected to the reflection plate 12 for fixing the reflection plate 12 at a predetermined position; comprises a fixing hole 131, a fixing groove 132, a first fixing rod 133 and a second fixing rod 134; the fixing hole 131 is formed above the fixing bracket 13 and is used for matching with the fixing screw 15 and fixing the fixing bracket 13 at a designated position; the fixing grooves 132 are respectively formed at the upper end edges of both sides of the fixing bracket 13 to fix the ultrasonic probe 111 at a designated position; the first fixing rods 133 are disposed at two sides of the fixing bracket 13 and fixedly connected to the reflection plate 12, so as to fix the reflection plate 12; the second fixing bars 134 are disposed at both sides of the fixing bracket 13, and further fix the reflection plate 12 while fixing the fixing bracket 13.

Specifically, the fixing hole 131 is a cylindrical through hole opened above the fixing bracket 13 to fix the fixing bracket 13 at a designated position by a fixing screw 15. When the fixing bracket 13 is installed, the fixing bracket 13 is installed inside the water leakage protection pipe 11 and aligned with the fixing hole 131, and after the alignment, the fixing bolt 15 is screwed into the fixing pipe and penetrates through the fixing hole 131 to fix the fixing bracket 13 and the fixing pipe relatively. It should be understood that the size of the fixing hole 131 is not limited in this embodiment, as long as the fixing hole 131 can be fixed to the water leakage protection pipe 11 by the fixing screw 15.

Specifically, the fixing groove 132 is two connecting grooves respectively formed at the top end of the edge of the fixing bracket 13, and is used for matching and fixing the ultrasonic probe 111. When the ultrasonic probe 111 is installed, the ultrasonic probe 111 is inserted into the water leakage protection pipe 11 from the detection pipe, and a connection protrusion is provided on a side surface of the ultrasonic probe 111, and when the ultrasonic probe is inserted into the water leakage protection pipe 11, the connection protrusion is engaged with the fixing groove 132 to fix the ultrasonic probe 111 at a designated position. It is understood that the shape of the fixing groove 132 may be a square, circular or other groove, as long as the fixing groove 132 can be interconnected with the ultrasonic probe 111 to fix it at a designated position.

Specifically, the first fixing rods 133 are four short rods, which are respectively disposed above two ends of the fixing bracket 13 and fixedly connected to the reflection plate 12, so as to fix the reflection plate 12 at a predetermined position. When the fixing bracket 13 is installed, it is fixed, and after the fixing is completed, since the reflection plate 12 is fixedly connected to the first fixing rod 133, the reflection plate 12 is also fixed at a designated position. It is understood that the connection manner of the first fixing rod 133 and the fixing bracket 13 may be mechanical fit, welding, integral connection or other connection manners, as long as the first fixing rod 133 can be stably connected with the fixing bracket 13. Of course, the connection mode between the first fixing rod 133 and the reflection plate 12 is not particularly limited in this embodiment, as long as the reflection plate 12 can be stably connected to the first fixing rod 133.

Specifically, the second fixing bars 134 are four short bars, which are respectively disposed below and connected to both ends of the fixing bracket 13, and are used for positioning the fixing bracket 13 and the reflection plate 12. When the fixing bracket 13 is installed, the fixing bracket 13 is placed into the water leakage protection pipe 11, and at this time, the second fixing rod 134 positions the fixing bracket 13 and vertically places the fixing bracket 13 in the water leakage protection pipe 11; after the placement, the second fixing bars 134 are brought into contact with both sides of the reflection plate 12 and fixed at a designated position. It is understood that the connection manner of the second fixing rod 134 and the fixing bracket 13 may be mechanical fit, welding, integral connection or other connection manners, as long as the second fixing rod 134 can be stably connected with the fixing bracket 13.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a can detect ultrasonic wave protector that leaks of node which characterized in that includes:

the water leakage protection module is arranged in a water inlet pipeline of a user and used for detecting the flow condition of water in the pipeline and protecting water leakage;

the water leakage positioning module is arranged at two ends of a pipeline of a user and used for detecting the damage condition of the whole pipeline;

and the control panel is arranged outside the pipeline of the user, is connected with the water leakage positioning module and the water leakage protection module through electric wires and is used for positioning the damaged position of the whole pipeline.

2. The ultrasonic water leakage protector capable of detecting a water leakage node according to claim 1, wherein the water leakage positioning module comprises:

the laser emitting device is arranged at a water inlet of the user pipeline and comprises a laser emitter arranged on the inner side of an annular pipe with a hollow pipe wall and used for emitting detection laser;

the laser receiving device is arranged at the water outlet of the user pipeline and comprises a laser receiver arranged on the inner side of an annular pipe with a hollow pipe wall and used for receiving detection laser.

3. The ultrasonic water leakage protector capable of detecting a water leakage node according to claim 1, wherein the control panel is connected to the water leakage positioning module and the water leakage protection module through wires, and comprises:

an arithmetic processor provided inside the control panel;

the display screen is arranged on the upper surface of the control panel and is used for displaying the data measured by the water leakage protection module and the water leakage positioning module in a digital form;

and the six buttons are arranged on the upper surface of the control panel and positioned below the display screen, and corresponding description characters are arranged below the buttons and used for selecting a detection mode and setting a preset flow.

4. The ultrasonic water leakage protector capable of detecting a water leakage node according to claim 1, wherein the water leakage protection module comprises:

the two ends of the protective shell are respectively connected with the main pipeline and used for conveying water in the pipeline;

at least two ultrasonic detectors respectively arranged in the protective shell and used for judging whether the pipeline leaks water;

the at least two reflecting plates are arranged in the protective shell, form a certain included angle with the water flow direction in the protective shell and are used for reflecting the ultrasonic waves emitted by the ultrasonic detector;

a cover plate disposed above the protective case to fix the ultrasonic detector.

5. The ultrasonic water leakage protector capable of detecting water leakage nodes according to claim 4, wherein the surface of the reflector plate is provided with a reflector plate, and the reflector plate is a three-section integrally connected arc-shaped plate for detecting specific water flow in the pipeline.

6. The ultrasonic water leakage protector capable of detecting the water leakage node according to claim 4, wherein two detection tubes are respectively disposed at the upper end of the protection shell for placing the ultrasonic detector.

7. The ultrasonic water leakage protector capable of detecting water leakage nodes according to claim 4, wherein the cover plate is provided with a through hole, and a sealing ring is arranged in the through hole for sealing the detection pipe.

8. An ultrasonic water leakage protector capable of detecting water leakage nodes according to any one of claims 4-7, wherein the ultrasonic detector has two detection modes of one-way detection and two-way detection.

9. An ultrasonic water leakage protector according to any of claims 4-6 and also characterized in that said protective casing is provided with a fixing tube, which is arranged in said protective casing and connected to said reflector for fixing said reflector at a given position, comprising:

the fixing hole is a through hole formed above the fixing pipe and is used for being connected with the protection shell through a screw to be fixed;

at least two fixing grooves which are respectively arranged on the top end of the edge of the fixing tube and are used for connecting with the ultrasonic detector and fixing the ultrasonic detector at a specified position;

the end parts of the first connecting rods are connected with the reflecting plate and used for fixing the reflecting plate at a specified position;

and at least four second connecting rods are respectively arranged at the lower parts of two sides of the fixed pipe and are used for positioning the fixed pipe and the reflecting plate.

10. An ultrasonic water leakage protector according to any one of claims 4 to 6 wherein a motorized ball valve is provided in the conduit to control the water exiting the conduit.

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