CN114041714A

CN114041714A - U-shaped intelligent shower device and control system thereof

Info

Publication number: CN114041714A
Application number: CN202111290683.5A
Authority: CN
Inventors: 薛素金; 林灵杰
Original assignee: Xiamen Nongxin Digital Technology Co ltd
Current assignee: Xiamen Nongxin Digital Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-15

Abstract

The invention discloses a U-shaped intelligent shower device and a control system thereof, wherein the U-shaped intelligent shower device comprises a shower room, wherein a washing sheath boxing box is arranged on one side inside the shower room; the utility model discloses a shower room, including shower room, inductor layer, human body, sensor layer equipartition, shower room and inductor layer all set up to the U-shaped, the inboard on inductor layer is provided with human body and is close the inductor, human body is close the inductor and is provided with a plurality of, and human body is close the inboard of inductor equipartition in the shower room, the inside of entering shower room from the entry of shower room when the people, the human body is close the inductor then can sense the human body, then the inside light circular telegram of shower room begins the illumination, walk the inside in shower room when the people, human body is close the inductor and can sense people's position, then through the temperature of the current shower of pronunciation ware voice prompt, make the preparation of shower person, can reach automatic effect of opening like this.

Description

U-shaped intelligent shower device and control system thereof

Technical Field

The invention belongs to the technical field of shower devices, and particularly relates to a U-shaped intelligent shower device and a control system thereof.

Background

With the acceleration of life rhythm, people's life intensity and working intensity strengthen gradually, people more and more hope to possess good shower bath to alleviate fatigue of a day, therefore people's requirement to shower bath is higher and higher.

However, most shower devices cannot monitor the temperature and flow rate of water, so that the comfortable shower feeling of people is reduced, most showers are manually switched on and off, and the cleanness of the body of a user cannot be achieved, so that a U-shaped intelligent shower device and a control system thereof are needed.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides a U-shaped intelligent shower device and a control system thereof, so as to solve the problem that most shower devices in the background art cannot monitor the temperature and the flow of water, so that the comfortable feeling of showers of people is reduced, most showers are manually switched on and off, and the cleanliness of the body of a user can not be achieved.

In order to achieve the purpose, the invention provides the following technical scheme: the U-shaped intelligent shower device comprises a shower room, wherein a washing sheath box is arranged on one side in the shower room, the washing sheath box is symmetrically provided with containing boxes, the top end of each containing box is fixedly connected with a protective shell, an automatic liquid outlet mechanism is arranged inside each protective shell, a control assembly, an integrated control panel and a sound generator are arranged on one side in the shower room, an inductor layer is arranged on the outer side of the shower room and provided with a plurality of parts, the inductor layers are uniformly distributed on the outer side of the shower room, a human body approaching inductor is arranged on the inner side of each inductor layer and provided with a plurality of parts, and the human body approaching inductor is uniformly distributed on the inner side of each inductor layer.

Preferably, the automatic liquid outlet mechanism comprises a driving motor, an eccentric wheel, a reset spring, a sliding rod and an extrusion plate, the driving end of the driving motor is fixedly connected with the eccentric wheel, the top end of the sliding rod is provided with the reset spring, and the bottom end of the sliding rod is fixedly connected with the extrusion plate.

Preferably, reset spring fixed connection is in the top that holds the box, slide bar sliding connection is in the top that holds the box, stripper plate sliding connection is in the inside that holds the box, driving motor passes through fixed block fixed connection in the top that holds the box.

Preferably, the bottom end of the containing box is provided with an infrared inductor, and the bottom end of the sheath washing and packing box is symmetrically and fixedly connected with a leakage-proof plate.

Preferably, the outside of shower room is provided with the water main, the one end of water main is provided with the rivers monitor, the other end of water main sets up to the arc, the other end outside of water main is provided with the distributive pipe, the distributive pipe is provided with a plurality of, the outside of distributive pipe all is provided with single water pipe, single water pipe is provided with a plurality of, the bottom of distributive pipe all is provided with shower nozzle, the one end of single water pipe is provided with the temperature monitor.

Preferably, one side of the integrated control panel is provided with a room temperature display screen, a water temperature display screen and control keys, and the control keys are provided with a plurality of.

Preferably, the shower room is U-shaped, and a plurality of illuminating lamps are arranged inside the shower room.

Preferably, the shower room is provided with a sealing plate at the top end, the bottom end of the sealing plate is provided with two temperature detectors, the other side of the sealing plate is provided with a ventilator baffle, and a ventilator is arranged in the ventilator baffle.

Preferably, the bottom end of the shower room is provided with a front support, and the outer side of the shower room is provided with an arc-shaped guard plate.

Preferably, a protective cover is arranged on one side in the shower room, the control assembly, the integrated control panel and the sound generator are arranged in the protective cover, and the protective cover is made of transparent waterproof PVC materials.

Compared with the prior art, the invention provides the U-shaped intelligent shower device and the control system thereof, and the U-shaped intelligent shower device has the following beneficial effects:

1. according to the invention, the sensor layers are arranged on the outer side of the shower room, at least three sensor layers are arranged, the sensor layers are uniformly distributed on the outer side of the shower room, the shower room and the sensor layers are both U-shaped, the human body proximity sensors are arranged on the inner side of the sensor layers, a plurality of human body proximity sensors are arranged on the human body proximity sensors, and the human body proximity sensors are uniformly distributed on the inner sides of the sensor layers;

2. according to the invention, through the water main arranged outside the shower room, one end of the water main is provided with the water flow monitor, the outer side of the water main is provided with the water distribution pipes, the water distribution pipes are provided with a plurality of single water pipes, one end of each single water pipe is provided with the shower nozzle, one end of one water distribution pipe is provided with the water temperature monitor, the water temperature monitor is used for monitoring the water temperature inside the single water pipe, and the water flow monitor is used for monitoring the water flow when water flows through the water main, so that the water usage amount during shower is conveniently reached, the cleanliness of a human body is improved, and the temperature monitored by the water temperature monitor is displayed on one side of the integrated control panel by the room temperature display screen, so that people can observe the water flow monitor conveniently, and the intelligent monitoring effect can be achieved;

3. according to the invention, the washing sheath containing box is arranged on one side in the shower room, the automatic liquid outlet mechanism is arranged at the top end of the washing sheath containing box, when shampoo or shower gel needs to be used, a hand is placed at the bottom end in the washing sheath containing box, the hand is positioned below the infrared inductor at the moment, the infrared inductor induces hands to start the driving motor arranged at the top end, the driving motor drives the eccentric wheel fixedly connected with the driving end to start rotating, the eccentric wheel can press the reset spring once rotating, the sliding rod can enable the extrusion plate to do piston motion in the containing box to sequentially extrude liquid to achieve the automatic liquid outlet effect, the reset spring is arranged on the outer side of the top end of the sliding rod, the reset spring is fixedly connected to the top end of the containing box, the reset spring can return to the original position to perform the next work, and the automatic liquid outlet effect can be achieved;

4. the invention is characterized in that a control assembly, an integrated control panel and a sound generator are arranged on one side of the interior of the shower room, a room temperature display screen, a water temperature display screen and control keys are arranged on one side of the integrated control panel, the room temperature display screen can display the room temperature monitored by a temperature detector, if the room temperature is too high, the control assembly can start an air exchange fan to ventilate and radiate the interior of the shower room, meanwhile, the mist in the interior can be removed, the water temperature display screen displays the water temperature monitored by a water temperature monitor, so that a user can see the temperature in the current water distribution pipe and prevent cold water from spraying out of the pipe, the control keys can manually control the air exchange fan to start and set the shower water temperature, the control assembly processes and executes the control, the sound generator can send out voice to prompt the current shower water temperature and room temperature, and prompt the user to shower after a certain time, the poplar can improve the comfort of a user;

the device has the advantages that the structure is scientific and reasonable, the use is safe and convenient, and great help is provided for people.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic perspective view of a U-shaped intelligent shower apparatus and a control system thereof according to the present invention;

FIG. 2 is a schematic view of an upper and lower axial-side three-dimensional structure of a U-shaped intelligent shower device and a control system thereof according to the present invention;

FIG. 3 is a schematic diagram of a right side cross-sectional structure of a U-shaped intelligent shower device and a control system thereof according to the present invention;

FIG. 4 is a schematic left sectional view of a U-shaped intelligent shower apparatus and a control system thereof according to the present invention;

FIG. 5 is a schematic bottom view of the U-shaped intelligent shower apparatus and its control system according to the present invention;

FIG. 6 is a schematic view of the internal three-dimensional structure of a U-shaped intelligent shower apparatus and its control system according to the present invention;

fig. 7 is an exploded perspective view of an automatic liquid outlet mechanism in the U-shaped intelligent shower apparatus and the control system thereof according to the present invention;

FIG. 8 is a schematic perspective view of a control assembly, an integrated control panel and a speaker of the U-shaped intelligent shower apparatus and the control system thereof according to the present invention;

in the figure: the device comprises a front support 1, a sealing plate 2, an arc-shaped protective plate 3, a ventilating fan baffle plate 4, a ventilating fan 5, a shower room 6, a washing sheath packing box 7, a protective cover 8, an illuminating lamp 9, a sensor layer 10, a human body approach sensor 11, a main water pipe 12, a water flow monitor 13, a water distribution pipe 14, a water temperature monitor 15, a single water pipe 16, a shower nozzle 17, a temperature detector 18, an infrared sensor 19, a leakage-proof plate 20, a containing box 21, a driving motor 22, an eccentric wheel 23, a reset spring 24, a sliding rod 25, a squeezing plate 26, a control assembly 27, an integrated control panel 28, a sound generator 29, a room temperature display screen 30, a water temperature display screen 31, control keys 32 and a protective shell 33.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and 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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a U-shaped intelligence shower bath and control system thereof, including shower room 6, inside one side of shower room 6 is provided with washes sheath dress box 7, the inside symmetry of washing sheath dress box 7 is provided with holds box 21, the top fixedly connected with protective housing 33 that holds box 21, the inside of protective housing 33 is provided with automatic play liquid mechanism, inside one side of shower room 6 is provided with control assembly 27, integrated control panel 28 and pronunciation ware 29, the outside of shower room 6 is provided with inductor layer 10, inductor layer 10 is provided with a plurality of, inductor layer 10 equipartition is in the outside of shower room 6, the inboard of inductor layer 10 is provided with human body and is close inductor 11, human body is close inductor 11 and is provided with a plurality of, human body is close inductor 11 equipartition and is in the inboard of inductor layer 10.

The working principle and the using process of the invention are as follows: when in use, firstly, the sensor layer 10 is arranged on the outer side of the shower room 6, at least three sensor layers 10 are arranged, the sensor layers 10 are uniformly distributed on the outer side of the shower room 6, the shower room 6 and the sensor layers 10 are both arranged in a U shape, the inner side of the sensor layer 10 is provided with the human body proximity sensors 11, a plurality of human body proximity sensors 11 are arranged, the human body proximity sensors 11 are uniformly distributed on the inner side of the sensor layer 10, when a person enters the shower room 6 from the shower room 6, the human body proximity sensors 11 can sense the human body, then the lighting lamp 9 in the shower room 6 is electrified to start lighting, when the person walks into the shower room 6, the control assembly 27, the integrated control panel 28 and the sound emitter 29 are arranged on one side of the integrated control panel 28, the room temperature display screen 30, the water temperature display screen 31 and the control keys 32 are arranged on one side of the integrated control panel 28, the room temperature display screen 30 can display the room temperature monitored by the temperature detector 18, the temperature that temperature display screen 31 shows water temperature monitor 15 and monitors, the user can see the inside temperature of current distributive pipe 14, prevent that intraductal cold water from spouting, control button 32 can the manual control scavenger fan 5 open and set up the shower temperature, be handled and carry out by control assembly 27, pronunciation ware 29 can send the temperature and the room temperature of the current shower of voice prompt, and the step of suggestion user shower after the certain time, user's comfort level can be improved like this, the top of bathing sheath dress box 7 is provided with automatic play liquid mechanism, when needing to use shampoo or shower bath, put the hand in the inside bottom of bathing sheath dress box 7, can reach the effect of automatic play liquid like this, make things convenient for the people to get the lotion when the shower, can improve people's shower comfort level like this, also can reach intelligent monitoring's effect.

Example 2

In the invention, preferably, the automatic liquid outlet mechanism comprises a driving motor 22, an eccentric wheel 23, a return spring 24, a sliding rod 25 and a squeezing plate 26, the driving end of the driving motor 22 is fixedly connected with the eccentric wheel 23, the top end of the sliding rod 25 is provided with the return spring 24, the bottom end of the sliding rod 25 is fixedly connected with the squeezing plate 26, and the automatic liquid outlet mechanism can automatically start to work when sensing hands of people, so that the squeezing plate 26 does piston motion in the containing box 21 to squeeze liquid out.

In the present invention, it is preferable that the return spring 24 is fixedly connected to the top end of the containing box 21, the sliding rod 25 is slidably connected to the top end of the containing box 21, the pressing plate 26 is slidably connected to the inside of the containing box 21, and the driving motor 22 is fixedly connected to the top end of the containing box 21 through a fixing block.

In the invention, preferably, the bottom ends of the containing boxes 21 are all provided with the infrared sensors 19, the bottom ends of the sheath washing and packaging box 7 are symmetrically and fixedly connected with the leakage-proof plates 20, the infrared sensors 19 can sense the hands of people and facilitate automatic liquid discharge, and the leakage-proof plates 20 prevent the washing and packaging liquid from leaking on the ground and causing the people to slip.

In the invention, preferably, a water main 12 is arranged outside the shower room 6, one end of the water main 12 is provided with a water flow monitor 13, the other end of the water main 12 is arc-shaped, a water diversion pipe 14 is arranged outside the other end of the water main 12, a plurality of water diversion pipes 14 are arranged, single water pipes 16 are arranged outside the water diversion pipes 14, a plurality of single water pipes 16 are arranged, shower nozzles 17 are arranged at the bottom ends of the water diversion pipes 14, one end of each single water pipe 16 is provided with a water temperature monitor 15, the water flow monitor 13 can monitor the water flow rate when water flows through the water main 12, the water is dispersed to the water diversion pipes 14 through the water main 12, the water in the water diversion pipes 14 is dispersed to the single water pipes 16 and is sprayed out by the shower nozzles 17, and the water temperature monitor 15 can monitor the current water temperature in the water diversion pipes 14.

In the invention, preferably, one side of the integrated control panel 28 is provided with a room temperature display screen 30, a water temperature display screen 31 and a plurality of control keys 32, the room temperature display screen 30 can display the room temperature to prevent the internal temperature of the shower room 6 from being overhigh and unknown to a user, the water temperature display screen 31 can display the current internal water temperature of the water diversion pipe 14 to prevent the temperature from being overhigh or overlow, and the control keys 32 can manually control the ventilation fan 5 or adjust the water temperature.

In the invention, preferably, the shower room 6 is U-shaped, the illuminating lamps 9 are arranged inside the shower room 6, the illuminating lamps 9 are arranged in a plurality of numbers, the shower room 6 can only enable one person to shower inside, the U-shaped shower room can better accord with the human body, and the illuminating lamps 9 can be automatically turned on by the induction of the human body approaching the inductor 11.

In the shower room, preferably, the sealing plate 2 is arranged at the top end of the shower room 6, the temperature detectors 18 are arranged at the top end inside the sealing plate 2, the two temperature detectors 18 are arranged, the ventilating fan baffle 4 is arranged at the top end of the sealing plate 2, the ventilating fan 5 is arranged inside the ventilating fan baffle 4, the arranged temperature detectors 18 can monitor the room temperature inside the shower room 6, if the temperature inside the shower room 6 is too high, the ventilating fan 5 can radiate the heat inside the shower room 6, mist inside the shower room 6 can be removed, the ventilating fan baffle 4 can block foreign matters, and the shower comfort of a user is improved.

In the present invention, preferably: the bottom end of the shower room 6 is provided with a front bracket 1, the outer side of the shower room 6 is provided with an arc-shaped guard plate 3, and the arc-shaped guard plate 3 can protect an electronic sensing element and a water pipe which are arranged between the shower room 6 and the arc-shaped guard plate 3.

In the invention, preferably, a protective cover 8 is arranged on one side in the shower room 6, the control assembly 27, the integrated control panel 28 and the sounder 29 are arranged in the protective cover 8, and the protective cover 8 is made of transparent waterproof PVC material, so that the electronic elements can be prevented from entering water, and the electronic elements can be better protected.

The working principle and the using process of the invention are as follows: when in use, firstly, the sensor layer 10 is arranged on the outer side of the shower room 6, at least three sensor layers 10 are arranged, the sensor layers 10 are uniformly distributed on the outer side of the shower room 6, the shower room 6 and the sensor layers 10 are both in a U shape, the inner side of the sensor layer 10 is provided with the human body proximity sensors 11, a plurality of human body proximity sensors 11 are arranged, the human body proximity sensors 11 are uniformly distributed on the inner side of the sensor layer 10, when a person enters the shower room 6 from the inlet of the shower room 6, the human body proximity sensors 11 can sense the human body, then the lighting lamp 9 in the shower room 6 is electrified to start lighting, when the person walks into the shower room 6, the human body proximity sensors 11 can sense the position of the person, then the current shower water temperature is prompted by the voice of the sounder 29, so that the shower person can make ready for showering, one side of the sealing plate 2 is provided with the main water pipe 12, one end of the water main 12 is provided with a water flow monitor 13, the outer side of the water main 12 is provided with a water diversion pipe 14, the water diversion pipe 14 is provided with a plurality of single water pipes 16, the outer side of the water diversion pipe 14 is provided with a plurality of single water pipes 16, one end of each single water pipe 16 is provided with a shower nozzle 17, one end of one water diversion pipe 14 is provided with a water temperature monitor 15, the water temperature monitor 15 is used for monitoring the water temperature inside the single water pipe 16, the water flow monitor 13 is used for monitoring the water flow in the water main 12, so that the use amount of water in a shower is convenient to achieve, the cleanness of human bodies is improved, the temperature monitored by the water temperature monitor 15 is displayed on one side of the integrated control panel 28 through a room temperature display screen 30 to be convenient for people to observe, the intelligent monitoring effect can be achieved, the control assembly 27, the integrated control panel 28 and the sound generator 29 are arranged on one side of the inner part of the shower room 6, one side of the integrated control panel 28 is provided with the room temperature display screen 30, A water temperature display screen 31 and a control button 32, the room temperature display screen 30 can display the room temperature monitored by the temperature detector 18, if the room temperature is too high, the control assembly 27 can turn on the ventilation fan 5 to ventilate and radiate the interior of the shower room 6, and can remove the mist inside, the water temperature display screen 31 can display the water temperature monitored by the water temperature monitor 15, so that the user can see the current temperature inside the water diversion pipe 14, and prevent cold water in the pipe from spraying out, the control button 32 can manually control the on of the ventilation fan 5 and set the shower water temperature, the control assembly 27 can process and execute the water temperature, the sound generator 29 can send out voice to prompt the current shower water temperature and room temperature, and prompt the user to take a shower after a certain time, so that the comfort level of the user can be improved, the top end of the washing sheath box 7 is provided with an automatic liquid outlet mechanism, when shampoo or shower gel needs to be used, the hand is placed at the bottom end inside the washing sheath box 7, the hand is located below the infrared sensor 19 at this time, the infrared sensor 19 senses the hand and starts the driving motor 22 arranged at the top end, the driving motor 22 drives the eccentric wheel 23 fixedly connected with the driving end to start rotating, the eccentric wheel 23 presses the reset spring 24 once rotates, the sliding rod 25 enables the extrusion plate 26 to do piston motion inside the containing box 21 to sequentially extrude liquid to achieve the effect of automatic liquid discharging, the reset spring 24 is arranged on the outer side of the top end of the sliding rod 25, the reset spring 24 is fixedly connected to the top end of the containing box 21, and the reset spring 24 can return to the original position to perform the next work, so that the effect of automatic liquid discharging can be achieved, the washing sheath liquid can be conveniently taken by a person during shower, the shower comfort of the person can be improved, and the intelligent monitoring effect can be achieved;

although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a U-shaped intelligence shower bath and control system thereof, includes shower room (6), its characterized in that: a washing sheath packing box (7) is arranged at one side inside the shower room (6), containing boxes (21) are symmetrically arranged inside the washing sheath packing box (7), the top end of the containing box (21) is fixedly connected with a protective shell (33), an automatic liquid outlet mechanism is arranged in the protective shell (33), a control assembly (27), an integrated control panel (28) and a sounder (29) are arranged at one side inside the shower room (6), the outer side of the shower room (6) is provided with a plurality of inductor layers (10), the inductor layers (10) are arranged, the inductor layers (10) are uniformly distributed at the outer side of the shower room (6), human body proximity inductors (11) are arranged at the inner side of the inductor layers (10), the human body proximity sensor (11) is provided with a plurality of, the human body proximity sensor (11) equipartition is in the inboard of inductor layer (10).

2. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the automatic liquid outlet mechanism comprises a driving motor (22), an eccentric wheel (23), a reset spring (24), a sliding rod (25) and an extrusion plate (26), the driving end of the driving motor (22) is fixedly connected with the eccentric wheel (23), the top end of the sliding rod (25) is provided with the reset spring (24), and the bottom end of the sliding rod (25) is fixedly connected with the extrusion plate (26).

3. The U-shaped intelligent shower device and the control system thereof according to claim 2, wherein: reset spring (24) fixed connection holds the top of box (21), slide bar (25) sliding connection holds the top of box (21), stripper plate (26) sliding connection holds the inside of box (21), driving motor (22) hold the top of box (21) through fixed block fixed connection.

4. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the bottom end of the containing box (21) is provided with an infrared inductor (19), and the bottom end of the sheath washing packaging box (7) is symmetrically and fixedly connected with a leakage-proof plate (20).

5. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the shower room is characterized in that a water main (12) is arranged on the outer side of the shower room (6), a water flow monitor (13) is arranged at one end of the water main (12), the other end of the water main (12) is arc-shaped, a water diversion pipe (14) is arranged on the outer side of the other end of the water main (12), a plurality of water diversion pipes (14) are arranged, a single water pipe (16) is arranged on the outer side of each water diversion pipe (14), a plurality of single water pipes (16) are arranged on each single water pipe (16), shower nozzles (17) are arranged at the bottom ends of the water diversion pipes (14), and a water temperature monitor (15) is arranged at one end of each single water pipe (16).

6. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: one side of the integrated control panel (28) is provided with a room temperature display screen (30), a water temperature display screen (31) and a control key (32), and the control key (32) is provided with a plurality of.

7. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the shower room (6) is U-shaped, a plurality of illuminating lamps (9) are arranged inside the shower room (6).

8. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the shower room is characterized in that a sealing plate (2) is arranged at the top end of the shower room (6), two temperature detectors (18) are arranged at the bottom end of the sealing plate (2), a ventilator baffle (4) is arranged at the top end of the sealing plate (2), and a ventilator (5) is arranged inside the ventilator baffle (4).

9. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: the bottom end of the shower room (6) is provided with a front bracket (1), and the outer side of the shower room (6) is provided with an arc-shaped guard plate (3).

10. The U-shaped intelligent shower device and the control system thereof according to claim 1, wherein: a protective cover (8) is arranged on one side in the shower room (6), the control assembly (27), the integrated control panel (28) and the sounder (29) are arranged in the protective cover (8), and the protective cover (8) is made of transparent waterproof PVC materials.