阅读说明：本技术 一种水龙头自动关闭装置 (Automatic closing device for water tap ) 是由 杨璐宇 于 2020-06-05 设计创作，主要内容包括：本发明提供一种水龙头自动关闭装置。所述水龙头自动关闭装置包括连接水管和出水管,所述出水管与所述连接水管之间通过连接套管进行连接；调节开关,所述调节开关设置于所述出水管上；安装箱,所述安装箱固定于所述连接套管上；电磁阀,所述电磁阀固定于所述安装箱的内部。本发明提供的水龙头自动关闭装置具有通过感应人体是否处于出水管使用范围内,来判断使用者是否离开,若人员离开后出水管使用范围内的时间超过时间继电器的设定时间后,时间继电器通过控制主板控制电磁阀关闭连接套管,即便调节开关处于开启状态,也不会继续流水,有效的防止使用者忘记关闭出水管的调节开关而导致水资源的大量流失,节约资源,保障用水安全。(The invention provides an automatic closing device for a faucet. The automatic closing device of the water faucet comprises a connecting water pipe and a water outlet pipe, and the water outlet pipe is connected with the connecting water pipe through a connecting sleeve; the adjusting switch is arranged on the water outlet pipe; the mounting box is fixed on the connecting sleeve; the electromagnetic valve is fixed in the installation box. The automatic closing device of the water faucet provided by the invention has the advantages that whether a user leaves or not is judged by sensing whether a human body is in the use range of the water outlet pipe or not, if the time in the use range of the water outlet pipe exceeds the set time of the time relay after the user leaves, the time relay controls the electromagnetic valve to close the connecting sleeve through the control mainboard, even if the adjusting switch is in an opening state, the water cannot flow continuously, the phenomenon that the user forgets to close the adjusting switch of the water outlet pipe to cause a large amount of loss of water resources is effectively prevented, resources are saved, and the water safety is guaranteed.)

1. An automatic faucet closing device, comprising:

the water outlet pipe is connected with the connecting water pipe through a connecting sleeve;

the adjusting switch is arranged on the water outlet pipe;

the mounting box is fixed on the connecting sleeve;

the electromagnetic valve is fixed inside the installation box and arranged on the connecting sleeve;

the infrared detection device is arranged on the installation box;

the control main board is fixed inside the installation box;

and the time relay is fixed in the installation box.

2. The automatic faucet closing device according to claim 1, wherein an input end of the control main board is electrically connected to an input end of the infrared detection device, the control main board is adapted to the time relay, and an output end of the control main board is electrically connected to a control end of the solenoid valve.

3. The automatic closing device for the faucet as recited in claim 1, further comprising a driving gear and a fixing plate, wherein a driven gear is engaged with the surface of the driving gear, a driven shaft is fixedly connected to the bottom of the driven gear at the axial center, and a driven rod is fixedly connected to the driven shaft;

the detection box is fixed at the top of the fixed plate, a return spring is fixedly connected inside the detection box, one end of the return spring is fixedly connected with a sliding plate, one side of the sliding plate is fixedly connected with a moving shaft, one end of the moving shaft is fixedly connected with a hemispherical touch block, and a contact connecting piece is arranged between the sliding plate and one side of the inner wall of the detection box;

and the status indicator lamp is fixed at the top of the fixing plate.

4. The automatic closing device for the faucet as claimed in claim 3, wherein the driving gear is fixed on the rotating shaft of the adjustment switch, the bottom end of the driven shaft is rotatably connected with the top of the fixed plate, and the fixed plate is fixed on the water outlet pipe.

5. The automatic faucet closing device according to claim 4, wherein one end of the moving shaft extends through the cartridge and to the outside of the cartridge, and the hemispherical contact block is located outside the cartridge.

6. The automatic closing apparatus for faucet as claimed in claim 5, wherein the surface of the semi-spherical contact block abuts against one end of the driven rod, and the contact connecting member is electrically connected to the status indicator lamp.

Technical Field

The invention relates to the technical field of faucets, in particular to an automatic closing device of a faucet.

Background

The water resource is as one of the main resources in people's daily life to for indispensable resource, domestic water is mostly connected between water pipe and the tap, sets up the on-off that the regulating switch that corresponds comes control rivers on the tap, makes things convenient for people to the control at water source.

In the prior art, when the existing faucet controls water, a water source can directly flow out after an adjusting switch is turned on, when water needs to be discharged for a period of time, a user cannot stay for a long time in place to wait, and more things are directly processed, so that the user easily forgets to turn off the faucet, a large amount of water resource loss is caused, resource waste is caused, and the faucet does not have an automatic turning-off function.

Therefore, it is necessary to provide an automatic closing device for a faucet to solve the above technical problems.

Disclosure of Invention

The invention provides an automatic closing device of a water faucet, which solves the problem that the water faucet can still continue to flow water in an unmanned state.

In order to solve the technical problem, the automatic closing device of the water faucet provided by the invention comprises a connecting water pipe and a water outlet pipe, wherein the water outlet pipe is connected with the connecting water pipe through a connecting sleeve;

the adjusting switch is arranged on the water outlet pipe;

the mounting box is fixed on the connecting sleeve;

the electromagnetic valve is fixed inside the installation box and arranged on the connecting sleeve;

the infrared detection device is arranged on the installation box;

the control main board is fixed inside the installation box;

and the time relay is fixed in the installation box.

Preferably, the input end of the control main board is electrically connected with the input end of the infrared detection device, the control main board is adapted to the time relay, and the output end of the control main board is electrically connected with the control end of the electromagnetic valve.

Preferably, the device also comprises a driving gear and a fixing plate, wherein a driven gear is meshed on the surface of the driving gear, a driven shaft is fixedly connected to the axis of the bottom of the driven gear, and a driven rod is fixedly connected to the driven shaft;

the detection box is fixed at the top of the fixed plate, a return spring is fixedly connected inside the detection box, one end of the return spring is fixedly connected with a sliding plate, one side of the sliding plate is fixedly connected with a moving shaft, one end of the moving shaft is fixedly connected with a hemispherical touch block, and a contact connecting piece is arranged between the sliding plate and one side of the inner wall of the detection box;

and the status indicator lamp is fixed at the top of the fixing plate.

Preferably, the driving gear is fixed on a rotating shaft of the adjusting switch, the bottom end of the driven shaft is rotatably connected with the top of the fixed plate, and the fixed plate is fixed on the water outlet pipe.

Preferably, one end of the moving shaft penetrates through the detection box and extends to the outside of the detection box, and the hemispherical contact block is located outside the detection box.

Preferably, the surface of the hemispherical contact block is abutted against one end of the driven rod, and the contact connecting piece is electrically connected with the state indicator lamp.

Compared with the related art, the automatic closing device of the faucet provided by the invention has the following beneficial effects:

the invention provides an automatic closing device of a water faucet, which judges whether a user leaves or not by sensing whether a human body is in the use range of a water outlet pipe or not, if the time in the use range of the water outlet pipe exceeds the set time of a time relay after the user leaves, the time relay controls an electromagnetic valve to close a connecting sleeve through a control mainboard, even if an adjusting switch is in an opening state, water cannot flow continuously, the phenomenon that the user forgets to close the adjusting switch of the water outlet pipe to cause a large amount of loss of water resources is effectively prevented, resources are saved, and the water use safety is guaranteed.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of an automatic closing apparatus for a faucet according to the present invention;

FIG. 2 is a schematic structural view of the section of the mounting box shown in FIG. 1;

FIG. 3 is a schematic structural view of a second embodiment of the automatic faucet closing device provided by the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged view of the portion B shown in fig. 4.

Reference numbers in the figures: 1. connecting water pipe, 2, connecting sleeve, 3, outlet pipe, 4, regulating switch, 5, install bin, 6, solenoid valve, 7, infrared detection device, 8, control mainboard, 9, time relay, 10, driving gear, 101, driven gear, 102, driven shaft, 103, driven lever, 11, fixed plate, 12, detect the box, 121, reset spring, 122, sliding plate, 123, removal axle, 124, hemisphere support the touch multitouch, 125, contact connecting piece, 13, status indicator lamp.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a faucet automatic closing device according to a first embodiment of the present invention; fig. 2 is a schematic structural view of the installation box portion shown in fig. 1. An automatic closing apparatus for a faucet comprising: the water outlet pipe 3 is connected with the connecting water pipe 1 through a connecting sleeve 2; the adjusting switch 4 is arranged on the water outlet pipe 3; the mounting box 5 is fixed on the connecting sleeve 2; the electromagnetic valve 6 is fixed inside the mounting box 5, and the electromagnetic valve 6 is arranged on the connecting sleeve 2; the infrared detection device 7 is arranged on the installation box 5, and the infrared detection device 7 is arranged on the installation box 5; the control main board 8 is fixed inside the installation box 5; and the time relay 9 is fixed in the installation box 5, and the time relay 9 is fixed in the installation box 5.

The infrared detection device 7 adopts the existing pyroelectric infrared sensor to sense whether a human body is in the use range of the water outlet pipe 3;

the electromagnetic valve 6 is arranged on the connecting sleeve 2, so that the on-off of water flow can be automatically controlled conveniently;

whether be in outlet pipe 3 application range through the response human body, judge whether the user leaves, if the personnel leave behind 3 application range of outlet pipe time in the time surpass time relay 9's settlement time after, time relay 9 closes adapter sleeve 2 through control mainboard 8 control solenoid valve 6, even if regulating switch 4 is in the open mode, can not continue the flowing water yet, the effectual user that prevents forgets regulating switch 4 who closes outlet pipe 3 and leads to a large amount of losses of water resource, resources are saved, guarantee water safety.

The input of control mainboard 8 with infrared detection device 7's input electric connection, control mainboard 8 with looks adaptation between time relay 9, the output of control mainboard 8 with the control end electric connection of solenoid valve 6.

The time relay 9 controls the starting of the electromagnetic valve 6 connected with the control mainboard 8, when people exist in the detection range of the infrared detection device 7, the time relay 9 is in a closed state, meanwhile, the electromagnetic valve 6 is in an open state, and the interior of the water outlet pipe 3 can be normally used by water;

when no person is in the detection range of the infrared detection device 7, the infrared detection device 7 transmits a detection signal to the control mainboard 8, the control mainboard 8 converts the detection signal into a control signal after receiving the detection signal, the time relay 9 is started for timing, the timing time can be set according to the actual use requirement, the time setting is mature in the prior art, excessive explanation is not needed, when the person appears in the range of the infrared detection device 7 within the timing time of the time relay 9, the control mainboard 8 controls the time relay 9 to be closed, and the water outlet pipe 3 can still normally supply water;

when the timing time of the time relay 9 reaches the set time, the time relay 9 sends a control signal to the electromagnetic valve 6 through the control mainboard 8, so that the electromagnetic valve 6 is automatically closed, and waste of water resources caused by long-time forgetting to close the faucet after a user opens the faucet is effectively prevented.

The working principle of the automatic closing device of the water faucet provided by the invention is as follows:

when someone is in the detection range of the infrared detection device 7, the time relay 9 is in a closed state, the electromagnetic valve 6 is in an open state, and the interior of the water outlet pipe 3 can be normally used by water;

when no person is in the detection range of the infrared detection device 7, the infrared detection device 7 transmits a detection signal to the control mainboard 8, the control mainboard 8 converts the detection signal into a control signal after receiving the detection signal, the time relay 9 is started for timing, the timing time can be set according to the actual use requirement, the time setting is mature in the prior art, excessive explanation is not needed, when the person appears in the range of the infrared detection device 7 within the timing time of the time relay 9, the control mainboard 8 controls the time relay 9 to be closed, and the water outlet pipe 3 can still normally supply water;

when the timing time of the time relay 9 reaches the set time, the time relay 9 sends a control signal to the electromagnetic valve 6 through the control mainboard 8, so that the electromagnetic valve 6 is automatically closed, and waste of water resources caused by long-time forgetting to close the faucet after a user opens the faucet is effectively prevented.

Compared with the related art, the automatic closing device of the faucet provided by the invention has the following beneficial effects:

whether be in outlet pipe 3 application range through the response human body, judge whether the user leaves, if the personnel leave behind 3 application range of outlet pipe time in the time surpass time relay 9's settlement time after, time relay 9 closes adapter sleeve 2 through control mainboard 8 control solenoid valve 6, even if regulating switch 4 is in the open mode, can not continue the flowing water yet, the effectual user that prevents forgets regulating switch 4 who closes outlet pipe 3 and leads to a large amount of losses of water resource, resources are saved, guarantee water safety.

Second embodiment:

referring to fig. 3, 4 and 5, a second embodiment of the present application provides another automatic faucet closing device based on the automatic faucet closing device provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides an automatic faucet closing device, which is different in that the automatic faucet closing device further includes: the driving gear 10 and the fixing plate 11, a driven gear 101 is engaged with the surface of the driving gear 10, a driven shaft 102 is fixedly connected to the axis of the bottom of the driven gear 101, and a driven rod 103 is fixedly connected to the driven shaft 102;

the detection box 12, the detection box 12 is fixed on the top of the fixed plate 11, a return spring 121 is fixedly connected inside the detection box 12, one end of the return spring 121 is fixedly connected with a sliding plate 122, one side of the sliding plate 122 is fixedly connected with a moving shaft 123, one end of the moving shaft 123 is fixedly connected with a hemispherical contact block 124, and a contact connecting piece 125 is arranged between the sliding plate 122 and one side of the inner wall of the detection box 12;

and the status indicator lamp 13, wherein the status indicator lamp 13 is fixed on the top of the fixing plate 11.

The maximum rotation angle of the regulating switch 4 is less than 360 °.

By arranging the driving gear 10 on the rotating shaft of the adjusting switch 4, when the adjusting switch 4 is completely closed, one end of the driven rod 103 completely abuts against the spherical surface of the hemispherical contact block 124, so that the hemispherical contact block 124 pushes the sliding plate 122 to move rightwards through the moving shaft 123, the sliding plate 122 moves rightwards and simultaneously drives the contact connecting piece 125 to be completely disconnected, and at the moment, the state indicator lamp 13 connected with the contact connecting piece 125 is in a lighting state;

when the adjusting switch 4 rotates, the rotating shaft on the adjusting switch 4 synchronously drives the driving gear 10 to rotate, the driving gear 10 synchronously drives the driven gear 101 to rotate, the driven gear 101 synchronously drives the driven shaft 102 to rotate, the driven shaft 102 drives the driven rod 103 to rotate, the driven rod 103 is separated from the hemispherical contact block 124 during rotation, the sliding plate 122 drives the contact connecting piece 125 to contact and start under the elastic force action of the reset spring 121, and when the contact connecting piece 125 starts, the status indicator lamp 13 is in an off state.

Therefore, the starting state of the adjusting switch 4 can be observed and controlled conveniently, and meanwhile, the adjusting switch 4 in the closing state can be used for determining the position quickly in the dark environment through the state indicating lamp 13 conveniently.

The status indicator lamp 13 can be replaced by a corresponding buzzer, the principle is the same, the buzzer is started after the adjusting switch 4 is started, and the buzzer is turned off only when the adjusting switch 4 is completely turned off.

It is convenient to indicate whether the user has completely closed the adjustment switch 4.

The driving gear 10 is fixed on the rotating shaft of the adjusting switch 4, the bottom end of the driven shaft 102 is rotatably connected with the top of the fixed plate 11, and the fixed plate 11 is fixed on the water outlet pipe 3.

One end of the moving shaft 123 penetrates the measuring cassette 12 and extends to the outside of the measuring cassette 12, and the hemispherical contact block 124 is located outside the measuring cassette 12.

The surface of the hemispherical contact block 124 abuts against one end of the driven rod 103, and the contact connecting piece 125 is electrically connected to the status indicator lamp 13.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.