WO2019148541A1 - Float switch capable of actively giving alarm and monitoring method therefor - Google Patents

Abstract

A float switch capable of actively giving an alarm and a monitoring method therefor, said float switch comprising: an alarm device, a switch control device, and a general control circuit embedded in the switch control device; a circuit board capable of actively giving an alarm is embedded in the float switch, and sends, when a water level reaches an alarm water level during power failure and main pump damage, alarm information by means of a client such as a mobile phone app which is used along with the float switch, achieving the effects of emergency disaster avoiding and avoiding a greater economic loss of a user. The float switch capable of actively giving an alarm and the monitoring method therefor provide the ability of actively giving an alarm when the water level exceeds the maximum water level, having high reliability, being able to increase the user experience, being easy to use.

Description

Active alarm floating switch and monitoring method thereof Technical field

The invention relates to the field of drainage systems, in particular to an active alarm floating switch and a monitoring method thereof.

Background technique

At present, the float switch on the market is the function of starting and stopping the drainage or pumping equipment. Basically, the water level is activated, the water level is stopped, and there is no active alarm function. Once the pump fails or the power is cut off, the basement will be inundated due to the failure to discharge normally.

Summary of the invention

The technical problem to be solved by the present invention is to provide an active alarm floating switch and a monitoring method thereof.

In order to solve the above technical problem, a technical solution adopted by the present invention is:

Providing an active alarm float switch and a monitoring method thereof, comprising: an alarm device, a switch control device and a total control circuit embedded in the switch control device, the alarm device comprising a light guide column, a guide rod and a movement along the guide rod a float, a trigger device is arranged on the float, and a fixed ring is arranged at the end of the guide rod. The total control circuit includes a water level detecting circuit, a wireless alarm circuit, a device control circuit, a display circuit and a power supply circuit, and the trigger device is used to trigger the sensor of the water level detecting circuit. The water level detecting circuit, the wireless alarm circuit, the device control circuit, the display circuit and the power supply circuit are electrically connected to each other, and the light guiding column is electrically connected with the wireless alarm circuit.

In a preferred embodiment of the invention, the triggering device is a first magnet.

In a preferred embodiment of the invention, the sensor is a non-contact sensor.

In a preferred embodiment of the present invention, the switch control device includes a micro switch, a bracket and a guide rod disposed inside the switch base, the micro switch includes a lever and a switch contact, and the lever can move up and down to realize the switch contact. Pressing and popping open, the bracket drives the lever to move up and down, and more than one floating ball is fixedly arranged on the guiding rod, and a second magnet is arranged at one end of the guiding rod, corresponding to the third magnet on the bracket, and the groove base is arranged on the switch base, concave A fixing ring is arranged at the groove passage opening, and one end of the guiding rod with the second magnet extends into the groove channel, the guiding rod can move up and down along the groove channel through the fixing ring, and the rubber bar is arranged on the guiding rod between the fixing ring and the floating ball .

In a preferred embodiment of the present invention, the switch base and the switch upper cover are fixed by ultrasonic welding, gluing or screw connection.

In a preferred embodiment of the present invention, the switch control device further includes a micro switch bracket, and the micro switch bracket is fixed on the switch base by a self-tapping screw, and the micro switch is fixed on the micro switch bracket through the positioning post.

A method for monitoring a float switch of an active alarm, comprising the steps of:

(1) The water level detecting circuit monitors the water level in real time, presets the upper water level reference line and the alarm water level reference line, and the display circuit displays the current water level condition;

(2) When the water level rises, the float ball rises, the guide rod moves upward in the fixed ring, the second magnet pulls the third magnet in a holding state, the lever presses down the switch contact, and the water pump switch is turned on;

(3) When the water level continues to rise above the upper water level, the float moves upward;

(4) When the water level exceeds the upper water level and reaches the alarm water level, the trigger device triggers the sensor, the light guide column emits light, and the wireless alarm circuit transmits the alarm information to the client device through the wireless network;

(5) When the water level drops below the upper water level, the float ball descends and the guide rod moves downward in the fixed ring. When the suction force between the second magnet and the third magnet is less than the gravity of the float ball, the second magnet and the third magnet The magnet is disengaged, the lever is bounced under the elastic force of the switch contact, the water pump is disconnected, and the wireless alarm circuit transmits the normal information of the water level to the client device in real time;

(6) The customer checks the historical data of the float switch through the client device, and the wireless alarm circuit monitors whether the wireless communication is normal in real time, and sends the dropped information to the client device in time.

In a preferred embodiment of the present invention, the client device is a smart device with an Internet access function.

The invention has the beneficial effects of providing an active alarm floating switch and a monitoring method thereof, realizing real-time monitoring of the float switch by an active alarm mode, and preventing loss due to abnormal operation of the water pump or rapid water flow speed and timely drainage. It has the advantages of high reliability, strong real-time performance, compact structure and good practicability.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings may be obtained according to these drawings without any creative work, wherein:

1 is a schematic diagram of an alarm-free switch of an active alarm float switch and a monitoring method thereof according to a preferred embodiment of the present invention;

2 is a schematic diagram of an alarm of a preferred embodiment of the active alarm float switch and the monitoring method thereof according to the present invention;

Figure 3 is an enlarged schematic view of the mark of Figure 2;

4 is a schematic structural view of a preferred embodiment of an active alarm float switch and a monitoring method thereof according to the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Referring to FIG. 1 to FIG. 4, an embodiment of the present invention includes:

An active alarm float switch includes: an alarm device, a switch control device, and a total control circuit embedded in the switch control device.

The warning device comprises a light guiding column 16, a guiding rod 19 and a float 13 moving along the guiding rod 19. The triggering device is arranged on the floating piece 13. The triggering device is a first magnet 14, and a limiting ring 17 is arranged at the end of the guiding rod 19, and the limiting ring 17 is limited. The stroke of the float 13; the total control circuit includes a water level detecting circuit, a wireless alarm circuit, a device control circuit, a display circuit and a power supply circuit, and the trigger device is used to trigger a sensor of the water level detecting circuit, and the sensor is a variety of non-contact sensors, such as a reed spring The tube 15, the Hall sensor, the stroke switch, and the like are not limited to any of the above, and the water level detecting circuit, the wireless alarm circuit, the device control circuit, the display circuit, and the power supply circuit are electrically connected to each other for transmitting detection information and an alarm. The information and control information, the light guide column 16 is electrically connected to the wireless alarm circuit, and when the water level reaches the alarm water level, the wireless alarm circuit controls the light guide column 16 to emit an alarm.

The switch control device comprises a micro switch 6, a bracket 9 and a guide rod 3 disposed inside the switch base 5, the switch base 5 is welded and fixed to the switch upper cover 8, the micro switch 6 includes a lever 62 and a switch contact 61, and the lever 62 can Up and down movement realizes depression and pop-up of the switch contact 61, thereby controlling the opening and closing of the water pump, and more than one floating ball 1 is fixedly disposed on the guide rod 3, and the second magnet 11 is disposed at one end of the guide rod 3, and the bracket 9 is provided Corresponding to the third magnet 10, the second magnet 11 and the third magnet 10 can be attracted to each other when they are close to each other, or the suction force of the second magnet 11 and the third magnet 10 can be separated from each other by the gravity of the floating ball 1 to realize the bracket 9 The lever 62 is moved up and down to realize the pressing and popping of the switch contact 61. The switch base 5 is provided with a groove passage, and the groove 3 is provided with a fixing ring 4, and the guide rod 3 has a second end of the second magnet 11 Into the groove channel, the guiding rod 3 can move up and down along the groove channel through the fixing ring 4, and the rubber bar 2 is disposed on the guiding rod 3 between the fixing ring 4 and the floating ball 1.

The switch control device further includes a micro switch bracket 12, and the micro switch bracket 12 is fixed on the switch base 5 by a self-tapping screw 7, and the micro switch 6 is fixed on the micro switch bracket 12 through a positioning post.

A method for monitoring a floating alarm of an active alarm includes the following steps:

(1) The water level detecting circuit monitors the water level in real time, presets the upper water level reference line and the alarm water level reference line, and the display circuit displays the current water level condition;

(2) When the water level rises, the float ball 1 rises under the action of buoyancy, the float ball 1 drives the guide rod 3 to move upward in the fixed ring 4, and the second magnet 11 and the third magnet 10 are close to the suction and hold state, the bracket 9 Driving the lever 62 to press down the switch contact 61, the device control circuit controls the water pump switch to be turned on, and starts pumping work;

(3) When the water level continues to rise above the upper water level, the float 13 moves upward under the action of buoyancy;

(4) When the water level exceeds the upper water level and reaches the alarm water level, the first magnet 14 on the float 13 triggers the reed switch 15, the wireless alarm circuit receives the alarm information to control the light guide column illumination 16, and the wireless alarm circuit sends the alarm information to the wireless network through the wireless network. Client device

(5) When the water level drops below the upper water level, the float ball 1 descends, and the guide rod 3 moves downward inside the fixed ring 4, when the suction force between the second magnet 11 and the third magnet 10 is smaller than the gravity of the float ball 1, The second magnet 11 and the third magnet 10 are disengaged, and the bracket 9 drives the lever 62 to bounce under the elastic force of the switch contact 61. The device control circuit controls the water pump to be turned off and stops, and the wireless alarm circuit normally displays the water level in real time. Send to the client device;

(6) The customer checks the historical data of the float switch through the client device, and the wireless alarm circuit monitors whether the wireless communication is normal in real time, and sends the dropped information to the client device in time to let the customer know the current working condition of the float switch.

The client device is a variety of smart devices with Internet access, not limited to mobile phones, computers, float switches, background servers, and multiple client terminal devices for wireless communication via WIFI. The mobile app mode can be configured through the background after one-click configuration. The server queries historical data and current water level conditions.

The beneficial effects of the active alarm floating switch and the monitoring method thereof are:

(1) The float has a WIFI connection function and can access the Internet;

(2) Automatically detect the water level, and actively remind the user beyond the alarm water level to avoid loss;

(3) When the water level returns to normal, the user is also actively informed to let the customer know the current status;

(4) Automatically identify whether the float is dropped or not, and inform the user that the pump may not work properly;

(5) The float history data can be viewed on the APP side;

(6) Automatically check whether the pump is working properly, and inform the user if there is any fault.

The above is only the embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification of the present invention, or directly or indirectly applied to other related technical fields, The same is included in the scope of patent protection of the present invention.

Claims (8)

An active alarm float switch, comprising: an alarm device, a switch control device and a total control circuit embedded in the switch control device, the alarm device comprising a light guide column, a guide rod and a movement along the guide rod A float device is arranged on the float, and a limit ring is arranged at the end of the guide rod. The total control circuit includes a water level detecting circuit, a wireless alarm circuit, a device control circuit, a display circuit and a power supply circuit, and the trigger device is used to trigger the sensor of the water level detecting circuit. The water level detecting circuit, the wireless alarm circuit, the device control circuit, the display circuit and the power supply circuit are electrically connected to each other, and the light guiding column is electrically connected with the wireless alarm circuit. The active alarm floating switch according to claim 1, wherein the triggering device is a first magnet. An active alarm float switch according to claim 1 wherein said sensor is a non-contact sensor. The active alarm floating switch according to claim 1, wherein the switch control device comprises a micro switch, a bracket and a guide rod disposed inside the switch base, and the micro switch comprises a lever and a switch contact. The lever can be moved up and down to realize the pressing and popping of the switch contact, the bracket drives the lever to move up and down, and more than one floating ball is fixedly arranged on the guiding rod, and one end of the guiding rod is provided with a second magnet, corresponding to the third magnet on the bracket, A groove channel is arranged on the switch base, and a fixing ring is arranged at the groove channel opening, and one end of the guiding rod with the second magnet extends into the groove channel, and the guiding rod can move up and down along the groove channel through the fixing ring, the fixing ring and the floating ball Rubber ripples are placed between the guide bars. The active alarm floating switch according to claim 4, wherein the switch base and the switch upper cover are fixed by ultrasonic welding, gluing or screw connection. The active alarm floating switch according to claim 4, wherein the switch control device further comprises a micro switch bracket, the micro switch bracket is fixed on the switch base by a self-tapping screw, and the micro switch is positioned The column is fixed to the micro switch bracket. A method for monitoring a float switch of an active alarm according to any one of claims 1 to 6, comprising the steps of: (1) The water level detecting circuit monitors the water level in real time, presets the upper water level reference line and the alarm water level reference line, and the display circuit displays the current water level condition; (2) When the water level rises, the float ball rises, the guide rod moves upward in the fixed ring, the second magnet pulls the third magnet in a holding state, the lever presses down the switch contact, and the water pump switch is turned on; (3) When the water level continues to rise above the upper water level, the float moves upward; (4) When the water level exceeds the upper water level and reaches the alarm water level, the trigger device triggers the sensor, the light guide column emits light, and the wireless alarm circuit transmits the alarm information to the client device through the wireless network; (5) When the water level drops below the upper water level, the float ball descends and the guide rod moves downward in the fixed ring. When the suction force between the second magnet and the third magnet is less than the gravity of the float ball, the second magnet and the third magnet The magnet is disengaged, the lever is bounced under the elastic force of the switch contact, the water pump is disconnected, and the wireless alarm circuit transmits the normal information of the water level to the client device in real time; (6) The customer checks the historical data of the float switch through the client device, and the wireless alarm circuit monitors whether the wireless communication is normal in real time, and sends the dropped information to the client device in time. The method for monitoring a floating alarm of an active alarm according to claim 7, wherein the client device is a smart device with an Internet access function.

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