Alarm for 24-hour all-day electric leakage detection and electric appliance thereof

Abstract

The utility model relates to an alarm for 24-hour all-day electric leakage detection and an electric appliance thereof, the alarm for 24-hour all-day electric leakage detection comprises a main body used for accommodating an electric appliance element, the main body is provided with a positioning element used for positioning the main body on a detected object, and the main body is provided with an electric leakage detection element used for carrying out electric leakage detection on the detected object. An output signal of the electric leakage detection element changes according to electrification and non-electrification conditions of a detected object, the main body is provided with an alarm element which is used for being matched with the electric leakage detection element and outputting an alarm signal when the detected object is electrified, an existing mode is omitted, and the electric leakage alarm assembly adopts an external power line to detect electric leakage and is convenient to disassemble, assemble and use; and additional arrangement of a power line is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of leakage alarm detection, in particular to an alarm and its electrical appliance for detecting leakage 24 hours a day. Background Art

[0002] Existing leakage alarms usually adopt the method of external wiring of wires, resulting in many lines and a cumbersome wiring structure. For example, a leakage alarm device in a shower place with Chinese patent number ZL 202110691765.4 includes a water heater, a voltage transmission circuit, a stainless steel plate, a leakage alarm component, a detection circuit, a plug, and a water outlet metal pipe. The voltage transmission circuit is provided with more than two receiving ends and is respectively connected to the outer wall of the water outlet metal pipe and the stainless steel plate to collect voltage. The leakage alarm component has more than two input ends. One of the first input ends of the leakage alarm component is connected, and the second input end of the leakage alarm component is connected to the output end of the detection circuit. The input end of the detection circuit is connected to the plug, and the plug is inserted into an external socket to obtain power. Content of the Utility Model

[0003] The purpose of the utility model is to provide an alarm and its electrical appliance for detecting leakage 24 hours a day. The leakage detection element is integrally arranged on a main body, and the main body is fixed on an object through a positioning element, canceling the existing method of using an external power supply wire for the leakage alarm component to detect leakage.

[0004] The purpose of the utility model is achieved as follows:

[0005] An alarm for detecting leakage 24 hours a day includes a main body for accommodating electrical components. The main body is provided with a positioning element for positioning the main body on a detection object. The main body is provided with a leakage detection element for detecting leakage of the detection object. The output signal of the leakage detection element changes according to the charged and uncharged conditions of the detection object. The main body is provided with an alarm element for cooperating with the leakage detection element and outputting an alarm signal when the detection object is charged.

[0006] The leakage detection element detects the charged condition (leakage) of the object according to the electric field strength. The leakage detection element is integrally arranged on a main body, and the main body is fixed on an object through a positioning element, canceling the existing method of using an external power supply wire for the leakage alarm component to detect leakage. The main body is disassembled and assembled on the object through the positioning element, which is convenient for disassembly and assembly and convenient for use, and does not require additional arrangement of power supply wires.

[0007] The main body is provided with a circuit board and an alarm element. The alarm element and the leakage detection element are respectively electrically connected to the circuit board.

[0008] The alarm element is a display alarm element, a light alarm element or a buzzer alarm element.

[0009] The leakage detection component outputs a corresponding electrical signal when the object to be detected is electrified. When the electrical signal is greater than the leakage safety set value, it triggers the alarm component to alarm; an alarm control switch electrically connected to the circuit board and used to trigger the alarm component to turn off the alarm state is provided on the main body.

[0010] An alarm transmission part corresponding to the alarm component is provided on the main body, and the alarm transmission part is a sound-emitting part, a light-transmitting part or a display control area.

[0011] The leakage detection component is a chip, and the chip outputs a corresponding electrical signal when the object to be detected is electrified; the main body is fixed on the object to be detected through a positioning component, and the setting position of the leakage detection component on the main body corresponds to the leakage detection position of the object to be detected.

[0012] A power supply component electrically connected to the circuit board is provided on the main body, and the power supply component is a battery to supply power to the leakage detection component.

[0013] A display component electrically connected to the circuit board is provided on the main body, and the display component is used to display the electrical signal of the leakage situation of the detected object, and the display component is a display.

[0014] A display avoidance position is provided on the main body corresponding to the display component; a control component electrically connected to the circuit board is provided on the main body, and the control component is used to set the leakage safety set value, and the control component is a button or a touch control display screen; the main body includes a box body and a cover body, the cover body covers the box body, and an electrical cavity is provided on the box body; the positioning component is an elastic clip, a magnet or a clamp.

[0015] An electrical appliance includes a body and also includes the above-mentioned alarm for detecting leakage 24 hours a day. The electrical appliance is a refrigerator, a washing machine, a range hood or an electric water heater. When the electrical appliance is an electric water heater, the main body is fixed on the water pipe through a positioning component.

[0016] The beneficial effects of the present utility model are as follows:

[0017] The leakage detection component is integrally arranged on a main body, and the main body is fixed on the object through a positioning component, canceling the existing method of using an external power cord for the leakage alarm component to detect leakage. It is convenient to disassemble and install, easy to use, and does not require additional power cord layout. Description of the Drawings

[0018] Figure 1 It is a schematic structural diagram of the leakage alarm of the present utility model fixed on the water pipe of an electric water heater in an embodiment.

[0019] Figure 2 It is a schematic structural diagram of the main body and the positioning component fixedly connected in an embodiment of the present utility model.

[0020] Figure 3 It is a schematic structural diagram of the circuit board in an embodiment of the present utility model.

[0021] Figure 4 Schematic diagram of the structure of the main body of an embodiment of the present utility model disposed on a magnet. Specific embodiments

[0022] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0023] See Figures 1 - 4 , an alarm for detecting electric leakage 24 hours a day, including a main body 1 for accommodating electrical components, a positioning element 2 provided on the main body 1 for positioning the main body 1 on a detection object, a leakage detection element 3 provided on the main body 1 for detecting electric leakage of the detection object, the output signal of the leakage detection element 3 changing according to the charged and uncharged conditions of the detection object, and an alarm element 6 provided on the main body 1 for cooperating with the leakage detection element 3 and outputting an alarm signal when the detection object is charged.

[0024] A circuit board 4 and an alarm element 6 are provided on the main body 1, and the alarm element 6 and the leakage detection element 3 are electrically connected to the circuit board 4 respectively.

[0025] The alarm element 6 is a display alarm element, a light alarm element or a buzzer alarm element.

[0026] The leakage detection element 3 outputs a corresponding electrical signal when the detection object is charged, and when the electrical signal is greater than the leakage safety set value, the alarm element 6 is triggered to alarm; an alarm control switch is provided on the main body 1 and is electrically connected to the circuit board 4 for triggering the alarm element 6 to turn off the alarm state.

[0027] An alarm transmission part 9 corresponding to the alarm element 6 is provided on the main body 1, and the alarm transmission part 9 is a sound generating part, a light transmitting part or a display control area.

[0028] The leakage detection element 3 is a chip 5, and the chip 5 outputs a corresponding electrical signal when the detection object is charged; the main body 1 is fixed on the detection object through the positioning element 2, and the setting position of the leakage detection element 3 on the main body 1 corresponds to the leakage detection position of the detection object.

[0029] A power supply element electrically connected to the circuit board 4 is provided on the main body 1, and the power supply element is a battery for supplying power to the leakage detection element 3.

[0030] In this embodiment, the battery can be a rechargeable battery or a disposable battery.

[0031] A display element 7 electrically connected to the circuit board 4 is provided on the main body 1, and the display element 7 is used to display the electrical signal of the leakage condition of the detection object, and the display element 7 is a display.

[0032] On the main body 1 corresponding to the display element 7, there is a display avoidance position 11; on the main body 1, there is a control element 8 electrically connected to the circuit board 4. The control element 8 is used to set the leakage safety set value, and the control element 8 is a button or a touch control display screen; the main body 1 includes a box body 12 and a cover body 13, the cover body 13 covers the box body 12, and the electrical cavity is arranged on the box body 12; the positioning element 2 is an elastic clip 16, a magnet 17 or a clamp.

[0033] In this embodiment, the positioning element 2 can be fixed on the box body 12 by means of screws, welding or adhesives, etc.

[0034] In this embodiment, on the box body 12, there are positioning posts for positioning the circuit board 4. On the circuit board 4, there are positioning holes. The positioning posts are inserted into the positioning holes, and the circuit board 4 is supported on the positioning posts.

[0035] In this embodiment, on the top of the box body 12, there is a sealing groove, and on the cover body 13, there is a sealing ring. The cover body 13 covers the box body 12, and the sealing ring abuts against the sealing groove, and the box body 12 and the cover body 13 form a sealed fit.

[0036] In this embodiment, the model of the chip 5 can be a chip of 79f123.

[0037] See Figure 1 , an electrical appliance, the body 14, further includes the above-mentioned alarm for detecting electric leakage 24 hours a day. The electrical appliance is a refrigerator, a washing machine, a range hood or an electric water heater. When the electrical appliance is an electric water heater, the main body 1 is fixed on the water pipe 15 through the positioning element 2.

[0038] In this embodiment, the material of the water pipe 15 is plastic or metal. When the water pipe 15 leaks electricity, the current-carrying water flows on the water pipe 15. When the water flows to the detection module of the leakage detection element 3 at the position corresponding to the water pipe 15, the chip 5 senses the electric field to generate a voltage. The voltage is amplified by the chip 5, the chip 5 reads the voltage value, and transmits the voltage signal to the circuit board 4. If the leakage voltage exceeds the safety set value, the alarm element on the circuit board 4 gives an alarm.

[0039] When the electrical appliance is a refrigerator, the main body 1 is fixed on the body of the refrigerator or the pipeline of the refrigerator through the positioning element 2.

[0040] When the electrical appliance is a washing machine, the main body 1 is fixed on the body of the washing machine or on the water pipe through the positioning element 2.

[0041] When the electrical appliance is a range hood, the main body 1 is fixed on the body of the range hood through the positioning element 2.

[0042] The above is the preferred solution of the present utility model, which shows and describes the basic principle, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A 24-hour leakage alarm, comprising a main body (1) for accommodating electrical components, characterized in that: The main body (1) is provided with a positioning element (2) for positioning the main body (1) on the detection object, the main body (1) is provided with a leakage detection element (3) for performing leakage detection on the detection object, the output signal of the leakage detection element (3) changes according to whether the detection object is charged or not charged, and the main body (1) is provided with an alarm element (6) for cooperating with the leakage detection element (3) and outputting an alarm signal when the detection object is charged; The leakage detection element (3) is a chip (5), and the chip (5) outputs a corresponding electrical signal when the detection object is charged; the main body (1) is fixed on the detection object through the positioning element (2), and the setting position of the leakage detection element (3) on the main body (1) is set corresponding to the leakage detection position of the detection object; The main body (1) comprises a box body (12) and a cover body (13); the cover body (13) covers the box body (12); and the electrical cavity is arranged on the box body (12); the positioning element (2) is an elastic clip (16), a magnet (17) or a clamp.

2. The 24-hour leakage detection alarm according to claim 1 is characterized in that: A circuit board (4) is provided on the main body (1), and the alarm element (6) and the leakage detection element (3) are respectively electrically connected to the circuit board (4).

3. The 24-hour leakage alarm according to claim 2 is characterized in that: The alarm element (6) is a display alarm element, a light alarm element or a buzzer alarm element.

4. The 24-hour leakage detection alarm according to claim 2 is characterized in that: The leakage detection element (3) outputs a corresponding electrical signal when the detected object is charged, and triggers the alarm element (6) to alarm when the electrical signal is greater than the leakage safety setting value; the main body (1) is provided with an alarm control switch which is electrically connected to the circuit board (4) and is used to trigger the alarm element (6) to turn off the alarm state.

5. The 24-hour leakage detection alarm according to claim 2 is characterized in that: An alarm transmission part (9) is provided on the main body (1) corresponding to the alarm element (6); the alarm transmission part (9) is a sound-generating part, a light-transmitting part or a display control area.

6. The 24-hour leakage alarm according to claim 1 is characterized in that: The main body (1) is provided with a power supply element electrically connected to the circuit board (4); the power supply element is a battery for supplying power to the leakage detection element (3).

7. The 24-hour leakage alarm according to claim 1 is characterized in that: The main body (1) is provided with a display element (7) electrically connected to the circuit board (4); the display element (7) is used to display an electrical signal for detecting leakage of an object; the display element (7) is a display.

8. The 24-hour leakage detection alarm according to claim 7 is characterized in that: A display avoidance position (11) is provided on the main body (1) corresponding to the display element (7); a control element (8) electrically connected to the circuit board (4) is provided on the main body (1); the control element (8) is used to set a leakage safety setting value; the control element (8) is a key or a touch-type control display screen.

9. An electrical appliance, comprising a body (14), characterized in that: It also includes the 24-hour leakage detection alarm as described in any one of claims 1 to 8, the electrical appliance is a refrigerator, a washing machine, a range hood or an electric water heater. When the electrical appliance is an electric water heater, the main body (1) is fixed to the water pipe (15) by a positioning element (2).

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