CN213983031U

CN213983031U - Water leakage protector

Info

Publication number: CN213983031U
Application number: CN202022788681.6U
Authority: CN
Inventors: 李德文; 谭学良
Original assignee: Zhejiang Beimi Intelligent Technology Co ltd
Current assignee: Guangzhou Ruijia Intelligent Technology Co.,Ltd.
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-17
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a water leakage protector. The water leakage protector comprises a valve body, a valve module, an impeller, a photoelectric sensor and a control module. The valve body is hollow, the valve module is arranged on the inner side of the valve body and used for controlling the on-off of water flow on the inner side of the valve body, the impeller comprises an impeller part and a detection part, the detection part is arranged above the impeller part and exposed out of one side of the valve body, the impeller part is arranged in the valve body and can rotate along with the rotation of the impeller part, the photoelectric sensor is arranged on the outer side of the valve body and used for detecting the rotation of the detection part, and the control module is electrically connected with the valve module and the photoelectric sensor. According to the utility model discloses a protector leaks, the protector that leaks can detect whether the detection portion takes place to rotate and then judge whether intake pipe takes place to leak through photoelectric sensor.

Description

Water leakage protector

Technical Field

The utility model relates to a water treatment technical field especially relates to a protector leaks.

Background

Along with the improvement of people's standard of living, more and more people select to install the protector that leaks additional in the inlet channel at home for whether detect the inlet channel at home and leak. At present, a water leakage protector with a built-in impeller is available on the market, the water leakage protector judges whether water leakage occurs in a pipeline or not by detecting the rotation condition of the impeller, but the water leakage protector needs to directly detect the rotation of the impeller arranged in a valve body, so that the water leakage protector is high in manufacturing difficulty, high in manufacturing cost, low in detection precision and incapable of timely detecting whether water leakage occurs in the pipeline or not.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art. Therefore, the utility model provides a protector leaks. The water leakage protector can further judge whether the impeller part rotates or not and whether water leakage occurs in the pipeline or not by detecting the rotation of the detection part.

According to the utility model discloses protector that leaks of first aspect embodiment includes: the valve body is hollow, and a water inlet and a water outlet are formed in the valve body; the valve module is arranged on the inner side of the valve body and used for controlling the on-off of water flow in the valve body; the impeller comprises an impeller part and a detection part, the impeller part is arranged on the inner side of the valve body, the impeller part rotates along with the passing of liquid, and the detection part is connected with the impeller part and at least partially exposed out of the valve body; a photoelectric sensor disposed outside the valve body, the photoelectric sensor being configured to detect rotation of the detection portion; the control module is electrically connected with the valve module and the photoelectric sensor.

According to the utility model discloses protector that leaks has following technological effect at least: the water leakage protector can judge whether the pipeline leaks water by detecting the rotation condition of the detection part extending out of the valve body. Specifically, the protector that leaks sets up between inlet channel and water supply pipe, when user's water or inlet channel leak water, liquid can flow through the protector that leaks, impeller portion just begins to rotate under the promotion of liquid, the detection portion that sets up above impeller portion just can rotate along with impeller portion jointly, along with the rotation of detection portion, a photoelectric signal for detecting whether take place pivoted photoelectric sensor of detection portion just can change, control module alright with regard to the photoelectric signal time that changes or the frequency that the photoelectric signal changes and judge whether the pipeline takes place to leak for the time that changes or photoelectric signal changes constantly takes place to the photoelectric signal, and the switching according to control valve module according to the result of detection. Compared with the traditional water leakage protector which directly detects whether the impeller part rotates, the water leakage protector in the scheme is easier to manufacture, the impeller is arranged in the valve body and then the photoelectric sensor which is used for detecting whether the detection part rotates or not is arranged outside the valve body, the water leakage protector in the scheme detects the rotation of the detection part instead of the rotation of the impeller part by using the photoelectric sensor, the detection precision is higher compared with the water leakage protector which directly detects the rotation of the impeller part, and whether water leakage occurs in a pipeline or not can be detected more timely.

According to some embodiments of the invention, the impeller portion is eccentrically disposed in the valve body.

According to some embodiments of the utility model, the impeller is still including pivot portion, pivot portion one end with the valve body is inboard to be connected, and the other end stretches into the impeller portion is inboard, pivot portion stretches into one of impeller portion is served and is equipped with the steel ball, the steel ball with pivot portion with the contact of impeller portion.

According to some embodiments of the present invention, the photoelectric sensor includes a transmitting end and a receiving end, the transmitting end is configured to transmit a photoelectric signal, the receiving end is configured to receive the photoelectric signal transmitted by the transmitting end, and the detecting portion is disposed on a transmission path of the photoelectric signal; the detection part is provided with a transmission channel allowing the photoelectric signal to pass through, and when the detection part continuously rotates, the transmission channel can be intermittently overlapped with the transmission path; or, the detection part is provided with a blocking structure for blocking the photoelectric signal, and when the detection part continuously rotates, the blocking structure can intermittently pass through the transmission path.

According to some embodiments of the utility model, the protector that leaks still includes the observation part, the observation part sets up on the valve body, the detection portion expose in the outside part setting of valve body is in the observation part, the observation part is made by light-permeable material, the transmitting terminal with the receiving terminal sets up the both sides of observation part.

According to some embodiments of the utility model, be provided with first through-hole on the detection part, first through-hole constitutes transmission channel.

According to some embodiments of the utility model, the protector that leaks is still including pressure sensor, pressure sensor sets up the valve module with between the delivery port, pressure sensor with the control module group electricity is connected.

According to some embodiments of the utility model, the valve module is including ball valve, transfer line and executor, the ball valve sets up the valve body is inboard, the executor sets up the valve body outside, the transfer line both ends respectively with the ball valve with the executor is connected.

According to some embodiments of the utility model, the valve module is still including disk seat, spring and movable part, the disk seat sets up in the ball valve, the movable part sets up in the disk seat, the spring both ends respectively with the disk seat with the movable part butt, the movable part middle part is provided with the third through-hole.

According to some embodiments of the utility model, the protector that leaks is still including first casing and second casing, the valve body sets up in the first casing, the transfer line with the protruding top of locating of detection part in the first casing, the executor photoelectric sensor with the control module group all sets up in the second casing, second casing detachably sets up one side of first casing, the second casing sets up when on the first casing, the executor with the transfer line is connected, photoelectric sensor with the detection part is aimed at.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a cross-sectional view of a water leakage protector according to an embodiment of the present invention in a first direction;

fig. 2 is a cross-sectional view of the water leakage protector according to the embodiment of the present invention in a second direction;

fig. 3 is a third-directional sectional view of the water leakage protector according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a water leakage protector according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the water leakage protector according to the embodiment of the present invention when the rotary handle is taken out;

fig. 6 is a schematic structural view of the water leakage protector according to the embodiment of the present invention when the second housing is opened;

reference numerals:

a valve body 100, a water inlet 110, a water outlet 120, a valve cover 130, an observation part 140,

Ball valve 210, transmission rod 220, actuator 230, valve seat 240, spring 250, movable part 260,

An impeller part 310, a detection part 320, a first through hole 321, a rotating shaft part 330, a steel ball 331,

A photoelectric sensor 400, a transmitting end 410, a receiving end 420,

A pressure sensor 500,

A first case 610, a receiving groove 611, a second case 620,

A rotary handle 700,

A display device 800.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

A water leakage protector according to an embodiment of the present invention is described below with reference to fig. 1 to 6.

As shown in fig. 1 to 6, the water leakage protector according to the embodiment of the present invention includes: the valve body 100 is hollow, and a water inlet 110 and a water outlet 120 are arranged on the valve body 100; the valve module is arranged on the inner side of the valve body 100 and used for controlling the on-off of water flow in the valve body 100; the impeller comprises an impeller part 310 and a detection part 320, the impeller part 310 is arranged on the inner side of the valve body 100, the impeller part 310 rotates along with the passing of the liquid, and the detection part 320 is connected with the impeller part 310 and at least partially exposed out of the valve body 100; a photoelectric sensor 400, the photoelectric sensor 400 being disposed outside the valve body 100, the photoelectric sensor 400 being for detecting rotation of the detection portion 320; and the control module is electrically connected with the valve module and the photoelectric sensor 400.

For example, as shown in fig. 1 to 6, the water leakage protector includes a valve body 100, a valve module, an impeller, a photoelectric sensor 400, and a control module. The valve body 100 is a hollow shell, a water inlet 110 and a water outlet 120 are respectively arranged at two ends of the valve body 100, the water inlet 110 is connected with a water supply pipeline, and the water outlet 120 is connected with a water inlet pipeline; the valve module is arranged on the inner side of the valve body 100 and is used for controlling the on-off of water flow in the valve body 100; the impeller comprises an impeller part 310 and a detection part 320, the detection part 320 is connected with a middle shaft of the impeller part 310, a second through hole and an impeller cavity matched with the impeller part 310 in size are arranged on the valve body 100, the impeller is installed in the impeller cavity from the second through hole, a valve cover 130 is further arranged on the second through hole, the impeller part 310 is limited in the impeller cavity by the valve cover 130, and the detection part 320 penetrates through the valve cover 130 and is exposed out of the valve body 100; the photoelectric sensor 400 is arranged at one side of the valve cover 130, corresponds to the position of the detection part 320, and is used for detecting whether the detection part 320 rotates; the control module sets up in one side of valve body 100, and the control module is connected with photoelectric sensor 400 and valve module electricity, and under the synergism of control module, photoelectric sensor 400, impeller and valve module, the protector that leaks can detect the pipeline and whether take place to leak and in time close the valve module when the pipeline takes place to leak.

According to the utility model discloses protector leaks, the protector that leaks can be through the rotation condition that detects the detection portion 320 that stretches out valve body 100 in order to judge whether the pipeline takes place to leak. Specifically, the protector that leaks sets up between inlet channel and water supply pipe, when user's water or inlet channel leak, liquid can flow through the protector that leaks, impeller portion 310 just begins to rotate under the promotion of liquid, the detection portion 320 that sets up in impeller portion 310 top just can rotate along with impeller portion 310 jointly, along with the rotation of detection portion 320, the photoelectric signal that is used for detecting whether detection portion 320 takes place pivoted photoelectric sensor 400 just can change, the control module alright with whether the pipeline takes place to leak for time or the frequency that photoelectric signal changes that the photoelectric signal lasts, and be according to the switching of control valve module for the basis according to the result of detection. Compared with the traditional water leakage protector which directly detects whether the impeller part 310 rotates, the water leakage protector in the scheme is easier to manufacture, the photoelectric sensor 400 for detecting whether the detection part 320 rotates is arranged outside the valve body 100 after the impeller is arranged in the valve body 100, the water leakage protector in the scheme detects the rotation of the detection part 320 instead of the rotation of the impeller part 310 by using the photoelectric sensor 400, the detection precision is higher compared with the water leakage protector which directly detects the rotation of the impeller part 310, and whether water leakage occurs in a pipeline or not can be detected in time.

In some embodiments of the present invention, the impeller portion 310 is eccentrically disposed in the valve body 100. For example, as shown in fig. 2, the impeller portion 310 is eccentrically disposed in the valve body 100, and when the liquid flows through the valve body 100, the liquid can enter the impeller cavity along a tangential direction of the impeller cavity and impact the impeller portion 310, so that the impeller portion 310 rotates. Compared with the water leakage protector with the impeller directly arranged in the middle of the valve body 100, the water leakage protector with the eccentric impeller can drive the impeller part 310 to rotate only with smaller flow, so that the detection precision of the water leakage protector is improved.

In some embodiments of the present invention, the impeller further includes a rotating shaft 330, one end of the rotating shaft 330 is connected to the inside of the valve body 100, the other end of the rotating shaft 330 extends into the inside of the impeller portion 310, one end of the rotating shaft 330 extending into the impeller portion 310 is provided with a steel ball 331, and the steel ball 331 contacts with the rotating shaft 330 and the impeller portion 310. For example, as shown in fig. 3, the impeller includes an impeller portion 310, a detection portion 320, and a rotation shaft portion 330, one end of the rotation shaft portion 330 is connected to the valve body 100, the other end of the rotation shaft portion 330 extends from a center axis of the impeller portion 310 to an inner side of the impeller portion 310, and a steel ball 331 is disposed on one end of the rotation shaft portion 330 extending into the impeller portion 310. Through setting up as above, pivot portion 330 can play a supporting role to impeller portion 310, impeller portion 310 can rotate around pivot portion 330 under the impact of rivers, can not produce great impact and rock, improved the stability of the protector that leaks detection's precision and during operation, in addition, through set up steel ball 331 at pivot portion 330 and one end of impeller portion 310 contact, can also reduce the frictional resistance that the impeller portion 330 need overcome when rotating, improved the protector's that leaks detection precision effectively.

In some embodiments of the present invention, the photoelectric sensor 400 includes a transmitting end 410 and a receiving end 420, the transmitting end 410 is used for transmitting a photoelectric signal, the receiving end 420 is used for receiving the photoelectric signal transmitted by the transmitting end 410, and the detecting portion 320 is disposed on a transmission path of the photoelectric signal; the detection part 320 is provided with a transmission channel allowing the photoelectric signal to pass through, and when the detection part 320 continuously rotates, the transmission channel can be intermittently overlapped with the transmission path; alternatively, the detection unit 320 is provided with a blocking structure for blocking the photoelectric signal, and when the detection unit 320 continuously rotates, the blocking structure can intermittently pass through the transmission path. For example, as shown in fig. 1 and fig. 3, the photosensor 400 is disposed above the detection portion 320, and the photosensor 400 includes a transmitting end 410 and a receiving end 420 respectively disposed at two sides of the detection portion 320, a connection line between the transmitting end 410 and the receiving end 420 constitutes a transmission path of a photoelectric signal, the transmitting end 410 can continuously transmit the photoelectric signal to the receiving end 420, a baffle for blocking the photoelectric signal or a first through hole 321 for allowing the photoelectric signal to pass through is disposed on the detection portion 320, the baffle constitutes a blocking structure, the first through hole 321 constitutes a transmission channel, and a process of the photosensor 400 detecting whether the detection portion 320 rotates is as follows: when the upper end of the detecting portion 320 is a baffle, the baffle may or may not block the photoelectric signal when the detecting portion 320 is in a static state, the receiving end 420 may or may not continuously receive the photoelectric signal transmitted from the transmitting end 410, the photoelectric signal of the photoelectric sensor 400 may remain unchanged, when the detecting portion 320 rotates together with the impeller portion 310, the baffle disposed at the upper end of the detecting portion 320 rotates along with the baffle, the baffle may intermittently pass through the transmission path of the photoelectric signal, the receiving end 420 may intermittently receive the photoelectric signal transmitted from the transmitting end 410, the photoelectric signal of the photoelectric sensor 400 may continuously change, and the detecting portion 320 may be determined to have rotated according to the changed photoelectric signal; when the first through hole 321 is disposed at the upper end of the detecting portion 320, when the detecting portion 320 is in a static state, the first through hole 321 allows a photoelectric signal to pass through or the sidewall of the first through hole 321 blocks the photoelectric signal, the receiving end 420 can continuously or cannot continuously receive the photoelectric signal transmitted from the transmitting end 410, the photoelectric signal of the photoelectric sensor 400 remains unchanged, when the detecting portion 320 rotates together with the impeller portion 310, the first through hole 321 disposed at the upper end of the detecting portion 320 rotates along with the impeller portion, the first through hole 321 intermittently overlaps with the transmission path, the receiving end 420 intermittently receives the photoelectric signal transmitted from the transmitting end 410, the photoelectric signal of the photoelectric sensor 400 continuously changes, and the detecting portion 320 can be determined to have rotated according to the changed photoelectric signal.

In the utility model discloses a further embodiment, the protector that leaks still includes observation part 140, and observation part 140 sets up on valve body 100, and the part that detection portion 320 exposes in the valve body 100 outside sets up in observation part 140, and observation part 140 is made by light-permeable material, and transmitting terminal 410 and receiving terminal 420 set up the both sides at observation part 140. For example, as shown in fig. 1 and 2, the observation portion 140 is provided at the upper end of the bonnet 130, a portion of the detection portion 320 exposed to the valve body 100 is confined in the observation portion 140, and the observation portion 140 is made of a light-permeable material. Through set up the observation part 140 that can permeate light in the protector that leaks, the observation part 140 can be with impeller whole sealed in valve body 100 to play a guard action to detection part 320, detection part 320 can not influenced by external factor when rotating, has improved the stability of protector during operation that leaks. Since the observation portion 140 is made of a light-permeable material, the photoelectric sensor 400 can also detect whether the detection portion 320 rotates through the observation portion 140.

In a further embodiment of the present invention, the detecting portion 320 is provided with a first through hole 321, and the first through hole 321 constitutes a transmission channel. For example, as shown in fig. 3, the upper end of the detecting portion 320 is provided with a first through hole 321, and the first through hole 321 is located at the same height as the transmitting end 410 and the receiving end 420, when the first through hole 321 is aligned with the transmitting end 410 and the receiving end 420, the optical-electrical signal sent by the transmitting end 410 can pass through the first through hole 321 to be received by the receiving end 420, and when the first through hole 321 is not aligned with the transmitting end 410 and the receiving end 420, the optical-electrical signal sent by the transmitting end 410 can be blocked by the upper end of the detecting portion 320. By providing the first through hole 321 at the upper end of the detecting part 320, the photoelectric sensor 400 can detect whether the detecting part 320 rotates according to whether the photoelectric signal continuously changes.

In some embodiments of the present invention, the water leakage protector further comprises a pressure sensor 500, the pressure sensor 500 is disposed between the valve module and the water outlet, and the pressure sensor 500 is electrically connected to the control module. For example, as shown in fig. 2, a pressure sensor 500 is disposed between the valve module and the impeller. By arranging the pressure sensor 500 in the water leakage protector, the water leakage protector can detect whether the water inlet pipeline leaks or not twice, and the water inlet pipeline is judged to leak or not according to the detection result. Specifically, when the preceding testing result took place to leak for the inlet channel, the control module group just can control the valve module and close and carry out the detection of leaking for the second time to the inlet channel, and pressure sensor 500 continuously detects the inside liquid pressure of inlet channel in a period of time under the control of control module group. When the liquid pressure continuously drops or drops to exceed a preset value in the period of time, the control module can judge that the water inlet pipeline leaks and keep the valve module closed, otherwise, the control module judges that the water inlet pipeline does not leak and controls the valve module to open. And only when the two detection results are water leakage, the water leakage protector can judge that the water inlet pipeline leaks water and control the valve module to be closed. Through carrying out twice to the inlet channel and detecting, can improve the rate of accuracy that the detection of leaking effectively, prevented that the protector that leaks from misjudging the inlet channel when the user uses water for a long time and taking place to leak.

In some embodiments of the present invention, the valve module includes a ball valve 210, a transmission rod 220 and an actuator 230, the ball valve 210 is disposed inside the valve body 100, the actuator 230 is disposed outside the valve body 100, and two ends of the transmission rod 220 are respectively connected to the ball valve 210 and the actuator 230. For example, as shown in fig. 1, the ball valve 210 is disposed inside the valve body 100, one end of the transmission rod 220 is connected to the ball valve 210, the other end of the transmission rod 220 passes through the valve body 100 and is connected to the actuator 230 disposed outside the valve body 100, both ends of the transmission rod 220 are square, and the actuator 230 and the ball valve 210 are both provided with mounting grooves matching the shapes of the ends of the transmission rod 220. The ball valve 210 can be rotated to open or close under the driving of the actuator 230 to control the on-off of the liquid in the valve body 100.

The utility model discloses a further embodiment, the valve module is still including disk seat 240, spring 250 and movable part 260, and disk seat 240 sets up in ball valve 210, and movable part 250 sets up in disk seat 240, and the spring 250 both ends respectively with disk seat 240 and the butt of movable part 260, are provided with the third through-hole in the middle part of the movable part 260. For example, as shown in fig. 1 and 2, the valve seat 240 is disposed inside the ball valve 210, the movable portion 260 is disposed inside the valve seat 240, the spring 250 is disposed between the valve seat 240 and the movable portion 260, and two ends of the spring are respectively abutted against the valve seat 240 and the movable portion 260, when liquid flows from the water inlet 110 to the water outlet 120, the liquid first pushes the movable portion 260 to press the spring 250, and then continues to flow in the valve body 100 through the inner side wall of the valve seat 240, and when the liquid stops flowing, the spring 250 drives the movable portion 260 to reset to cut off the water flow at the valve seat 240. In addition, because the middle part of the movable part 260 is provided with the third through hole, when the liquid flows at a slow speed and is not enough to push the movable part 260 to move, the liquid can pass through the third through hole to reach the impeller cavity and push the impeller part 310 to rotate, so that the detection accuracy of the water leakage protector is further improved.

In the utility model discloses a further embodiment, the protector that leaks still includes first casing 610 and second casing 620, valve body 100 sets up in first casing 610, the protruding top of locating first casing 610 of transfer line 220 and detection portion 320, executor 230, photoelectric sensor 400 and control module group all set up in second casing 620, second casing 620 detachably sets up the one side at first casing 610, when second casing 620 sets up on first casing 610, executor 230 is connected with transfer line 220, photoelectric sensor 400 aligns with detection portion 320. For example, as shown in fig. 1, 2 and 3, the water leakage protector includes a first housing 610 and a second housing 620, the first housing 610 covers the valve body 100 therein, the transmission rod 220, the observation part 140 and the detection part 320 pass through the first housing 610 and are exposed at the top of the first housing 610, the control module, the actuator 230 and the photoelectric sensor 400 are disposed in the second housing 620, the second housing 620 is detachably disposed above the first housing 610 and is connected with the first housing 610 through a snap, when the second housing 620 is disposed on the first housing 610, the square structure at the upper end of the transmission rod 220 is embedded into the corresponding installation groove of the actuator 230, and the through hole disposed at the upper end of the detection part 320 is at the same height as the transmitting end 410 and the receiving end 420. Pressure sensor 500 sets up on the lateral wall of valve body 100, and is connected through a pair of USB public female head electricity with the control module group, and when the user took off second casing 620, the cooperation of USB public female head loosened, and the control module group loosens with being connected between the pressure sensor 500 and comes, can not have the wire between first casing 610 and the second casing 620 to connect. Through set up first casing 610 and second casing 620 in the protector that leaks, first casing 610 and second casing 620 can play a protection effect to each item component in the protector that leaks, in addition, can dismantle between first casing 610 and the second casing 620 and connect, and the user can be easily with first casing 610 and second casing 620 separation and maintain or change each item component in the protector that leaks, has improved the convenience when the protector that leaks uses.

In the embodiment of the present invention, the water leakage protector further comprises a rotating handle 700, the first housing 610 is provided with a receiving groove 611, the rotating handle 700 is received in the receiving groove 611, and the rotating handle 700 is provided with a special-shaped through hole matching with the upper portion of the transmission rod 220. For example, as shown in fig. 5 and 6, the rotating handle 700 is normally received in the receiving groove 611, and a shaped through hole is provided at one end of the rotating handle 700, and the shaped through hole is matched with the shape of the upper end of the driving lever 220. When the user takes off the second housing 620 and separates the actuator 230 from the transmission rod 220, the rotating handle 700 can be taken out from the receiving groove 611 and mounted on the transmission rod 220, and the opening and closing of the valve module can be controlled by rotating the rotating handle 700. Through setting up as above, the user alright in the opening and closing of manual control valve module when the protector that leaks breaks down or lacks electric power, convenience when having improved the protector that leaks and using. The shape of the through hole is determined by the actual shape of the upper end of the driving rod 220, and can be designed into various shapes matched with the through hole.

In the utility model discloses a further embodiment, still including display device 800, display device 800 sets up at second casing 620 top, and display device 800 is connected with the control module group electricity. For example, as shown in fig. 4, the display device 800 is disposed on the top of the second housing 620 and electrically connected to the control module. By arranging the display device 800 in the water leakage protector, a user can know whether the working state of each element or the pipeline in the water leakage protector leaks or not through the display device 800, and the convenience of the water leakage protector in use is improved.

The water leakage protector according to the present invention will be described in detail with a specific embodiment with reference to fig. 1 to 6.

As shown in fig. 1 to 6, the water leakage protector includes a valve body 100, a valve module, an impeller, a photoelectric sensor 400, a pressure sensor 500, a control module, a display device 800, a first housing 610 and a second housing 620. The valve body 100 is hollow, and both ends of the valve body are respectively provided with a water inlet 110 and a water outlet 120; the valve module comprises a ball valve 210, a transmission rod 220 and an actuator 230, the ball valve 210 is arranged behind the water inlet 110, two ends of the transmission rod 220 are square, one end of the transmission rod 220 is connected with the ball valve 210, the other end of the transmission rod passes through the valve body 100 and is connected with the actuator 230 outside the valve body 100, a valve seat 240 is further arranged in the middle of the ball valve 210, a movable part 260 is further arranged in the middle of the valve seat 240, a spring 250 which is respectively abutted against the valve seat 240 and the movable part 260 is further arranged between the movable part 260 and the valve seat 240, and a third through hole is further formed in the middle of the movable part 260; the impeller comprises an impeller part 310, a detection part 320 and a rotating shaft part 330, the valve body 100 is provided with a second through hole matched with the impeller part 310 in size at the rear of the ball valve 210, the impeller is arranged in the valve body 100 through the second through hole, one end of the rotating shaft part 330 is connected with the valve body 100, the other end is provided with a steel ball 331 and extends into the central shaft of the impeller part 310 to be rotatably connected with the impeller part 310, the second through hole is also provided with a valve cover 130 and an observation part 140 for limiting the impeller in the valve body 100, the detection part 320 is connected with the impeller part 310, the detection part 320 is also provided with a first through hole 321, the part of the detection part 320 provided with the first through hole 321 and the part of the observation part 140 are convexly arranged on the surface of the valve body 100; the photoelectric sensor 400 is arranged at the upper end of the valve body 100 and is arranged right above the impeller, the photoelectric sensor 400 comprises a transmitting end 410 and a receiving end 420, the transmitting end 410 and the receiving end 420 are arranged at two sides of the detecting part 320 and are at the same height with the first through hole 321 of the detecting part 320, the transmitting end 410 can continuously transmit photoelectric signals to the receiving end 420, when the first through hole 321 is opposite to the transmitting end 410 and the receiving end 420, the receiving end 420 can continuously receive the photoelectric signals transmitted by the transmitting end 410, when the first through hole 321 is not opposite to the transmitting end 410 and the receiving end 420, the photoelectric signals can be shielded by the detecting part 320, and the receiving end 420 cannot continuously receive the photoelectric signals transmitted by the transmitting end 410; the pressure sensor 500 is arranged in the valve body 100 and between the valve module and the impeller; the valve body 100 is arranged inside the first shell 610, the parts of the transmission rod 220, the observation part 140 and the detection part 320, which are provided with the first through hole 321, are exposed at the top of the first shell 610, the photoelectric sensor 400 and the actuator 230 are all arranged inside the second shell 620, the second shell 620 is detachably arranged at the upper end of the first shell 610, when the second shell 620 is arranged on the first shell 610, the actuator 230 is connected with the transmission rod 220, the transmitting end 410, the receiving end 420 and the first through hole 321 are positioned at the same height, the bottom of the first shell 610 is also provided with a storage groove 611, a rotating handle 700 is arranged in the storage groove 611, and one end of the rotating handle 700 is provided with a special-shaped through hole matched with the shape of the upper end of the transmission rod 220; the control module is arranged in the second housing 620, and is electrically connected with the actuator 230, the photoelectric sensor 400 and the pressure sensor 500; the display device 800 is disposed above the second housing 620 and electrically connected to the control module.

According to the utility model discloses protector that leaks, through so setting up, can reach following some technological effects at least, more traditional whether the pivoted protector that leaks through direct detection impeller portion 310, the protector that leaks in this scheme changes in the manufacturing, set up the impeller in the valve body in the back and be used for detecting whether the detection portion takes place pivoted photoelectric sensor can in the valve body outside, and the protector that leaks in this scheme detects the rotation of detection portion 320 rather than impeller portion 310 through using photoelectric sensor 400, it is higher to detect the precision than direct detection impeller portion 310 pivoted protector that leaks. In addition, the protector that leaks can also detect the inlet channel and whether take place to leak under the prerequisite that does not influence user's water, and the protector that leaks can be when detecting the inlet channel and take place to leak water, closes the valve module and leak water to the inlet channel once more through pressure sensor 500 and detect, only when two testing results are the inlet channel and take place to leak water, the protector that leaks just can judge to leak and keep the valve module to close in the inlet channel. Through carrying out twice to the inlet channel and detecting, improved the rate of accuracy that detects that leaks effectively, prevented that the protector that leaks from misjudging the inlet channel when the user uses water for a long time and taking place to leak.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A water leakage protector, comprising:

the valve body is hollow, and a water inlet and a water outlet are formed in the valve body;

the valve module is arranged on the inner side of the valve body and used for controlling the on-off of water flow in the valve body;

the impeller comprises an impeller part and a detection part, the impeller part is arranged on the inner side of the valve body, the impeller part rotates along with the passing of liquid, and the detection part is connected with the impeller part and at least partially exposed out of the valve body;

a photoelectric sensor disposed outside the valve body, the photoelectric sensor being configured to detect rotation of the detection portion;

the control module is electrically connected with the valve module and the photoelectric sensor.

2. The water leakage protector of claim 1, wherein the impeller portion is eccentrically disposed in the valve body.

3. The water leakage protector of claim 1, wherein the impeller further comprises a rotating shaft, one end of the rotating shaft is connected to the inner side of the valve body, the other end of the rotating shaft extends into the inner side of the impeller, and one end of the rotating shaft extending into the impeller is provided with steel balls which are in contact with the rotating shaft and the impeller.

4. The water leakage protector according to claim 1, wherein the photoelectric sensor comprises a transmitting end and a receiving end, the transmitting end is configured to transmit a photoelectric signal, the receiving end is configured to receive the photoelectric signal transmitted by the transmitting end, and the detecting portion is disposed on a transmission path of the photoelectric signal; the detection part is provided with a transmission channel allowing the photoelectric signal to pass through, and when the detection part continuously rotates, the transmission channel can be intermittently overlapped with the transmission path; or, the detection part is provided with a blocking structure for blocking the photoelectric signal, and when the detection part continuously rotates, the blocking structure can intermittently pass through the transmission path.

5. The water leakage protector of claim 4, wherein the water leakage protector further comprises an observation portion, the observation portion is disposed on the valve body, a portion of the detection portion exposed outside the valve body is disposed in the observation portion, the observation portion is made of a light-permeable material, and the transmission end and the reception end are disposed on both sides of the observation portion.

6. The water leakage protector according to claim 4, wherein the detecting part is provided with a first through hole, and the first through hole constitutes the transmission passage.

7. The water leakage protector of claim 1, further comprising a pressure sensor disposed between the valve module and the water outlet, wherein the pressure sensor is electrically connected to the control module.

8. The water leakage protector of claim 1, wherein the valve module comprises a ball valve, a transmission rod and an actuator, the ball valve is disposed inside the valve body, the actuator is disposed outside the valve body, and two ends of the transmission rod are respectively connected to the ball valve and the actuator.

9. The water leakage protector according to claim 8, wherein the valve module further comprises a valve seat, a spring and a movable portion, the valve seat is disposed in the ball valve, the movable portion is disposed in the valve seat, two ends of the spring are respectively abutted against the valve seat and the movable portion, and a third through hole is disposed in the middle of the movable portion.

10. The water leakage protector of claim 8, further comprising a first housing and a second housing, wherein the valve body is disposed in the first housing, the transmission rod and the detection portion are protruded from a top of the first housing, the actuator, the photoelectric sensor and the control module are disposed in the second housing, the second housing is detachably disposed on one side of the first housing, when the second housing is disposed on the first housing, the actuator is connected to the transmission rod, and the photoelectric sensor is aligned with the detection portion.