阅读说明：本技术 一种低功耗物联网拉手广告装置 (Low-power consumption thing networking handle advertisement device ) 是由 陈宗炼 章一简 白少杰 于 2021-08-05 设计创作，主要内容包括：本发明公开了一种低功耗物联网拉手广告装置,属于物联网拉手技术领域,包括拉手外壳和服务器,所述拉手外壳的表面固定安装有电子墨水屏,所述电子墨水屏内侧位于拉手外壳的内部设置有4G模块、MCU与存储器,所述拉手外壳的外表面开设有电池盒,所述电池盒的内部卡接有电池,所述拉手外壳的外部转动安装有电池盒盖板,所述拉手外壳的底部表面开设有按钮孔,所述拉手外壳的底部设置有发电组件；本发明中,通过添加电子墨水屏省去了广告纸张和印刷成本,降低了投放成本,提高了广告投放精准性,用户可通过系统在需要的时间段进行定时投放广告,也可在特殊情况发布紧急通知信息,系统可直接更新修改当前投放的广告内容,无需人员到现场维护。(The invention discloses a low-power consumption Internet of things handle advertising device, which belongs to the technical field of Internet of things handles and comprises a handle shell and a server, wherein an electronic ink screen is fixedly arranged on the surface of the handle shell, a 4G module, an MCU (micro control unit) and a memory are arranged on the inner side of the electronic ink screen and positioned inside the handle shell, a battery box is arranged on the outer surface of the handle shell, a battery is clamped inside the battery box, a battery box cover plate is rotatably arranged outside the handle shell, a button hole is arranged on the surface of the bottom of the handle shell, and a power generation assembly is arranged at the bottom of the handle shell; according to the invention, advertising paper and printing cost are saved by adding the electronic ink screen, the delivery cost is reduced, the advertisement delivery accuracy is improved, a user can deliver advertisements regularly in a required time period through the system, emergency notification information can be issued under special conditions, the system can directly update and modify the content of currently delivered advertisements, and personnel do not need to go to the site for maintenance.)

1. The utility model provides a low-power consumption thing networking handle advertisement device, includes handle shell (1) and server, its characterized in that: the electronic ink screen (2) is fixedly mounted on the surface of the handle shell (1), a 4G module, an MCU and a memory are arranged on the inner side of the electronic ink screen (2) and located inside the handle shell (1), a battery box (4) is arranged on the outer surface of the handle shell (1), a battery (5) is clamped inside the battery box (4), a battery box cover plate (6) is rotatably mounted outside the handle shell (1), a button hole (14) is formed in the bottom surface of the handle shell (1), a power generation assembly (3) is arranged at the bottom of the handle shell (1), and a lever assembly (7) and a disinfection assembly (9) are arranged inside the handle shell (1);

the output end of the server is connected with the input end of the 4G module through a network, the output end of the 4G module is electrically connected with the input end of the MCU, and the output end of the MCU is electrically connected with the memory and the input end of the electronic ink screen (2) respectively.

2. The low-power consumption Internet of things handle advertising device as claimed in claim 1, wherein the power generation assembly (3) comprises a pressing handle (31), the pressing handle (31) is clamped at the bottom of the handle shell (1), a power generation rack (32) is fixedly installed at the bottom of the pressing handle (31), and a return spring (36) is fixedly installed at the bottom of the power generation rack (32).

3. The low-power consumption thing networking handle advertising device of claim 2, wherein the handle housing (1) is internally rotatably provided with a first power generation gear (33) through a rotating shaft, the handle housing (1) is internally and fixedly provided with a small generator (35), one end of the small generator (35) is rotatably provided with an input shaft (37), one end of the input shaft (37) is fixedly provided with a second power generation gear (34), and the power generation rack (32) is hollow.

4. The low-power consumption Internet of things handle advertising device as claimed in claim 3, wherein the lever assembly (7) comprises a central support rod (74), two ends of the central support rod (74) are rotatably mounted on the inner wall of the handle housing (1), a lever (72) is fixedly mounted on the outside of the central support rod (74), and a lever clamping groove (77) is fixedly mounted at one end of the lever (72).

5. The low-power consumption Internet of things handle advertising device as claimed in claim 4, wherein a button rod (71) is fixedly mounted on one side of the lever (72), a spring rod (75) and a lever spring (76) are fixedly mounted on the other side of the lever (72), and a lever reinforcing strip (73) is fixedly mounted on the outer portion of the lever (72).

6. The low-power consumption Internet of things handle advertising device as claimed in claim 5, wherein the disinfection component (9) comprises a push rod (95) and a push rod limiting block (97), the push rod limiting block (97) is fixedly installed inside the handle shell (1), and a push rod (95) is arranged at the top of the push rod limiting block (97).

7. The low-power consumption thing networking handle advertising device of claim 6, characterized in that, a balancing weight (94) is fixedly installed at one end of push rod (95), and a water bag clamp plate (93) is fixedly installed at the top of balancing weight (94).

8. The low-power consumption Internet of things handle advertising device as claimed in claim 7, wherein a sterilized water box (91) and a one-way negative pressure water bag (92) are arranged inside the handle housing (1), and the one-way negative pressure water bag (92) is mounted at the bottom of the sterilized water box (91).

9. The low-power consumption thing networking handle advertising device of claim 8, wherein the handle shell (1) is fixedly provided with a return spring rod (8) on the inner wall of the bottom, and the one-way negative pressure water bag (92) is internally provided with a water bag water inlet (12) and a water bag water outlet (13).

10. The low-power consumption Internet of things handle advertising device as claimed in claim 9, wherein a spring rod sliding groove (10) and a button rod sliding groove (11) are formed in the inner wall of the handle housing (1), and the button rod (71) penetrates through the handle housing (1) and is clamped in a button hole (14).

Technical Field

The invention belongs to the technical field of an Internet of things handle, and particularly relates to a low-power-consumption Internet of things handle advertisement device.

Background

There are two main types of advertisement pull handle devices currently: the advertisement paper picture is placed in the handle device or the advertisement is directly printed on the common advertisement handle on the handle device, and the advertisement paper picture is displayed on the electronic advertisement handle through the LCD screen.

In the prior art, when the advertisement is changed by a common advertisement handle, the advertisement picture needs to be changed or a large amount of labor and cost are needed for the handle; the electronic advertisement handle uploads advertisement information through a wireless communication technology and then displays the advertisement information through the LCD screen, and the whole power consumption of a product is high due to the fact that the LCD screen needs to work for a long time when the advertisement needs to be displayed, and meanwhile the problems that the advertisement putting amount is small, the advertisement is inconvenient to replace, the maintenance is difficult, the power consumption of the product is high and the like exist in the prior art.

Disclosure of Invention

The invention aims to: the advertisement pull handle aims to solve the problems that in the prior art, when an advertisement is changed by a common advertisement pull handle, an advertisement picture needs to be changed or a lot of labor and cost are needed for the pull handle; the electronic advertisement handle uploads advertisement information through a wireless communication technology and then displays the advertisement information through the LCD screen, and the whole power consumption of a product is high due to the fact that the LCD screen needs to work for a long time when the advertisement needs to be displayed, and meanwhile the problems that the advertisement putting amount is small, the advertisement is inconvenient to replace, the maintenance is difficult and the power consumption of the product is high exist in the prior art, so that the low-power-consumption Internet of things handle advertisement device is provided.

In order to achieve the purpose, the invention adopts the following technical scheme: a low-power-consumption Internet of things handle advertisement device comprises a handle shell and a server, wherein an electronic ink screen is fixedly mounted on the surface of the handle shell, a 4G module, an MCU and a memory are arranged on the inner side of the electronic ink screen and positioned inside the handle shell, a battery box is arranged on the outer surface of the handle shell, a battery is clamped inside the battery box, a battery box cover plate is rotatably mounted outside the handle shell, a button hole is formed in the surface of the bottom of the handle shell, a power generation assembly is arranged at the bottom of the handle shell, and a lever assembly and a disinfection assembly are arranged inside the handle shell;

the output end of the server is connected with the input end of the 4G module through a network, the output end of the 4G module is electrically connected with the input end of the MCU, and the output end of the MCU is electrically connected with the memory and the input end of the electronic ink screen respectively.

As a further description of the above technical solution:

the power generation assembly comprises a pressing handle, the pressing handle is clamped at the bottom of the handle shell, a power generation rack is fixedly mounted at the bottom of the pressing handle, and a return spring is fixedly mounted at the bottom of the power generation rack.

As a further description of the above technical solution:

the utility model discloses a handle, including handle shell, first electricity generation gear, the inside fixed mounting of handle shell has small-size generator, the input shaft is installed in the one end rotation of small-size generator, the one end fixed mounting of input shaft has second electricity generation gear, the inside of electricity generation rack is the cavity form.

As a further description of the above technical solution:

the lever assembly comprises a central supporting rod, the two ends of the central supporting rod are rotatably installed on the inner wall of the handle shell, a lever is fixedly installed outside the central supporting rod, and a lever clamping groove is fixedly installed at one end of the lever.

As a further description of the above technical solution:

the button rod is fixedly installed on one side of the lever, the spring rod and the lever spring are fixedly installed on the other side of the lever, and the lever reinforcing strip is fixedly installed outside the lever.

As a further description of the above technical solution:

the disinfection subassembly includes push rod and push rod stopper, push rod stopper fixed mounting is in the inside of handle shell, the top of push rod stopper is provided with the push rod.

As a further description of the above technical solution:

one end of the push rod is fixedly provided with a balancing weight, and the top of the balancing weight is fixedly provided with a water bag pressing plate.

As a further description of the above technical solution:

the handle is characterized in that a sterilized water box and a one-way negative pressure water bag are arranged inside the handle shell, and the one-way negative pressure water bag is arranged at the bottom of the sterilized water box.

As a further description of the above technical solution:

the inner wall of the bottom of the handle shell is fixedly provided with a return spring rod, and a water bag water inlet and a water bag water outlet are formed in the one-way negative pressure water bag.

As a further description of the above technical solution:

the inner wall of the handle shell is provided with a spring rod sliding groove and a button rod sliding groove, and the button rod penetrates through the handle shell and is clamped in the button hole.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in the invention, by arranging the power generation assembly, after a passenger gets on a bus and pulls a pressing handle, kinetic energy is converted into mechanical energy through an input shaft of the small-sized power generator, so that the small-sized power generator works to supply power to a battery, meanwhile, the pulling force of the passenger when the passenger is riding is adopted to drive the small-sized power generator to work as the battery for charging, the shell of the handle is transparent, the curiosity of people can be excited, the number of times of pulling the pressing handle by the people is increased, the power generation amount of the small-sized power generator is improved, the service life of the battery is prolonged, the number of times of replacing the battery is reduced, the average duration of battery replacement intervals is prolonged, when the passenger sits, the shell of the handle is pulled intermittently, so that the small-sized power generator works intermittently to generate power, meanwhile, boring time of the passenger when riding is given, the fatigue degree of the people is reduced, and the content of an electronic ink screen installed on the handle is carefully watched, through the detail degree of gathering the passenger and watching the advertisement, come analysis and judgement passenger to the liked and the aversion degree of all kinds of advertisements to more accurate advertisement of putting, reduce customer's input cost.

2. The invention comprises a display terminal of a 4G module, an MCU and an electronic ink screen; through MCU control 4G module, the electron ink screen carries out picture data reception and demonstration respectively, and the advertisement handle receives the picture data that the server sent through 4G module, then saves picture data to storage device through MCU, and the advertisement handle shows through the display setting in handle equipment setting and the picture data and handles. The handle device can enter a sleep mode to reduce power consumption in idle time, advertising paper and printing cost are saved by adding the electronic ink screen, and the putting cost is reduced; the time-sharing carousel can be packaged, the advertisement putting accuracy is improved, a user can put advertisements in a required time period in a timing mode through the system, emergency notification information can be issued under special conditions, the system can directly update and modify the content of the currently-put advertisements, and personnel do not need to go to the site for maintenance.

3. In the invention, the lever component and the disinfection component are arranged, the push button rod is pressed down before the power generation rack moves down, the push rod is passively lifted due to the lever principle, the water bag pressing plate is lifted to extrude the unidirectional negative pressure water bag, the disinfectant is sprayed out in a water mist shape to disinfect the hand of a passenger, meanwhile, the spring rod chute and the push button rod chute which are arranged on the inner wall of the handle shell can effectively improve the stability of the lever in operation, after the use is finished, the hand leaves the pressing handle, the push rod which eliminates the restraint of the lever is gradually moved down under the driving of the balancing weight, the disinfectant is slowly sucked into the unidirectional negative pressure water bag from the disinfectant box, meanwhile, because the unidirectional disinfectant water bag is adopted, the risk that the disinfectant is extruded back to the negative pressure water bag when the water bag is extruded can not occur, and the disinfectant is not required to be frequently added into the unidirectional negative pressure water bag by manpower, practice thrift the cost of labor, simultaneously because the setting of sterile water can effectual improvement virus prevention and control effect, reduce the diffusion scope of virus, it is more convenient to make people go on a journey, also safer, the effectual safety that improves people self, what adopt moreover is that the balancing weight drives the structure that the push rod moved down, the speed that makes sterile water get into one-way negative pressure water pocket can not be too fast, has avoided the quick one-way negative pressure water pocket of extrusion of passenger, makes the extravagant condition of sterile water.

Drawings

Fig. 1 is a front perspective schematic view of a low-power consumption internet of things handle advertisement device.

Fig. 2 is a schematic side-view perspective structure view of a low-power consumption internet of things handle advertisement device.

Fig. 3 is a schematic diagram of an internal structure of a low-power consumption internet of things handle advertisement device.

Fig. 4 is an exploded perspective structure schematic diagram of a lever assembly and a power generation rack in a low-power consumption internet of things handle advertisement device.

Fig. 5 is a schematic perspective structure diagram of a power generation assembly in a low-power consumption internet of things handle advertisement device.

Fig. 6 is an enlarged structure diagram of a position a in a low-power consumption internet of things handle advertisement device.

Fig. 7 is a schematic diagram of the internal structure of a one-way negative pressure water bag in a low-power consumption internet of things pull handle advertising device.

Fig. 8 is a schematic diagram of a principle module structure of a low-power consumption internet of things pull handle advertisement device.

Illustration of the drawings: 1. a handle housing; 2. an electronic ink screen; 3. a power generation assembly; 31. pressing a handle; 32. a power generating rack; 33. a first power generation gear; 34. a second power generation gear; 35. a miniature generator; 36. a return spring; 37. an input shaft; 38. a rack clamping groove; 4. a battery case; 5. a battery; 6. a battery case cover plate; 7. a lever assembly; 71. a button lever; 72. a lever; 73. a lever reinforcing bar; 74. a central strut; 75. a spring lever; 76. a lever spring; 77. the lever is clamped in the groove; 8. a return spring lever; 9. a sterilizing assembly; 91. a sterilized water box; 92. a one-way negative pressure water bag; 93. a water bag pressing plate; 94. a balancing weight; 95. a push rod; 96. a blocking ring; 97. a push rod limiting block; 10. a spring lever chute; 11. a push-button rod chute; 12. a water inlet of the water bag; 13. a water bag water outlet; 14. and (6) a button hole.

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.

Referring to fig. 1-8, the present invention provides a technical solution: a low-power-consumption Internet of things handle advertising device comprises a handle shell 1 and a server, wherein an electronic ink screen 2 is fixedly mounted on the surface of the handle shell 1, a 4G module, an MCU (microprogrammed control unit) and a memory are arranged on the inner side of the electronic ink screen 2 and inside the handle shell 1, a battery box 4 is arranged on the outer surface of the handle shell 1, a battery 5 is clamped inside the battery box 4, a battery box cover plate 6 is rotatably mounted on the outside of the handle shell 1, a button hole 14 is formed in the bottom surface of the handle shell 1, a power generation assembly 3 is arranged at the bottom of the handle shell 1, and a lever assembly 7 and a disinfection assembly 9 are arranged inside the handle shell 1;

the output end of the server is connected with the input end of the 4G module through a network, the output end of the 4G module is electrically connected with the input end of the MCU, and the output end of the MCU is respectively electrically connected with the memory and the input end of the electronic ink screen 2;

referring to fig. 1-3, the embodiments are: the advertisement picture information is changed and sent through the server, and the advertisement is convenient to replace; in addition, for some emergency systems, the currently delivered advertisement content can be modified and updated in time, unlike the traditional advertisement delivery, the system needs to be maintained on site manually; when the electronic ink screen 2 displays pictures, the power supply of the electronic ink screen 2 can be turned off, software enters a sleep mode, the problem of power consumption can be well solved, the advertisement handle with the 4G module and the electronic ink screen 2 is butted with a credible server advertisement putting platform and is audited by a subway, the advertisement pictures are distributed and personalized in turn, the number and the precision of advertisement display are improved, the degree of love and dislike of passengers on various advertisements is analyzed and judged by collecting the detail degree of watching the advertisements by the passengers, so that the advertisement is put more accurately, the putting cost of customers is reduced, the battery box cover plate 6 adopts a flip-type design, the battery is convenient to replace, the later maintenance of equipment is more convenient, paper pictures can be put into the battery box cover plate 6, and convenience is provided for customers with the requirements;

the power generation assembly 3 comprises a pressing handle 31, the pressing handle 31 is clamped at the bottom of a handle shell 1, a power generation rack 32 is fixedly installed at the bottom of the pressing handle 31, a return spring 36 is fixedly installed at the bottom of the power generation rack 32, a first power generation gear 33 is rotatably installed inside the handle shell 1 through a rotating shaft, a small power generator 35 is fixedly installed inside the handle shell 1, an input shaft 37 is rotatably installed at one end of the small power generator 35, a second power generation gear 34 is fixedly installed at one end of the input shaft 37, the power generation rack 32 is hollow, and a return spring rod 8 is fixedly installed on the inner wall of the bottom of the handle shell 1;

referring to fig. 1-6, the embodiments are: by arranging the power generation assembly 3, after a passenger gets on the vehicle and pulls the pressing handle 31 down, the pressing handle 31 moves down, and simultaneously drives the power generation rack 32 arranged at the bottom of the pressing handle 31 to move down, so that the power generation rack 32 transmits the kinetic energy generated when the passenger presses down to the second power generation gear 34 through the first power generation gear 33, and because the diameter and the tooth number of the first power generation gear 33 are far larger than those of the second power generation gear 34, an acceleration gear set is formed, the kinetic energy generated when the pressing handle 31 moves down is amplified by the acceleration gear set, and then the kinetic energy is converted into mechanical energy through the input shaft 37 of the small-sized generator 35, so that the small-sized generator 35 runs to generate electric power for supplying power to the battery 5, so as to prolong the working time of the battery 5, meanwhile, the return spring rod 8 can effectively limit the power generation rack 32, and the handle shell 1 is arranged as a transparent shell, so that the curiosity of people can be excited, the number of times that people pull the pressing handle 31 is increased, the working time of the small-sized generator 35 is prolonged, the generating capacity of the small-sized generator 35 is increased, the using time of the battery 5 is prolonged, the number of times of replacing the battery 5 is reduced, the average time of replacing intervals of the battery 5 is prolonged, when passengers sit on the bus, the pressing handle 31 is intermittently pulled, the small-sized generator is enabled to intermittently generate power, boring time when passengers get on the bus can be given, and the fatigue degree of people is reduced;

the lever assembly 7 comprises a central supporting rod 74, two ends of the central supporting rod 74 are rotatably installed on the inner wall of the handle shell 1, a lever 72 is fixedly installed outside the central supporting rod 74, one end of the lever 72 is fixedly installed with a lever clamping groove 77, one side of the lever 72 is fixedly installed with a button rod 71, the other side of the lever 72 is fixedly installed with a spring rod 75 and a lever spring 76, a lever reinforcing strip 73 is fixedly installed outside the lever 72, the inner wall of the handle shell 1 is provided with a spring rod sliding groove 10 and a button rod sliding groove 11, the button rod 71 passes through the handle shell 1 and is clamped in a button hole 14, the sterilizing assembly 9 comprises a push rod 95 and a push rod limiting block 97, the push rod limiting block 97 is fixedly installed inside the handle shell 1, the top of the push rod limiting block 97 is provided with a push rod 95, and one end of the push rod 95 is fixedly installed with a balancing weight 94, a water bag pressing plate 93 is fixedly installed at the top of the balancing weight 94, a sterilized water box 91 and a one-way negative pressure water bag 92 are arranged inside the handle shell 1, the one-way negative pressure water bag 92 is installed at the bottom of the sterilized water box 91, and a water bag water inlet 12 and a water bag water outlet 13 are formed inside the one-way negative pressure water bag 92;

referring to fig. 1-7, the embodiments are: by arranging the lever component 7 and the disinfection component 9, the button rod 71 is pressed before the power generating rack 32 moves downwards, one end of the lever 72 close to the power generating rack 32 has certain toughness, so that one end of the lever 72 is clamped into the rack clamping groove 38, meanwhile, one end of the lever 72 close to the power generating rack 32 is driven by the power generating rack 32 to be pressed down due to the lever reinforcing strip 73, the other end of the lever 72 is tilted, the blocking ring 96 clamps the lever clamping groove 77 to drive the push rod 95 to rise, the water bag pressing plate 93 is lifted and extrudes the one-way negative pressure water bag 92, the disinfectant water is sprayed out in a water mist shape from the water bag water outlet 13 to disinfect the hand of a passenger, meanwhile, the spring rod sliding groove 10 and the button rod sliding groove 11 which are arranged on the inner wall of the handle shell 1 can effectively improve the stability of the lever 72 in operation, after the use, the hand leaves the pressing handle 31, so that the restraint disappearing push rod 95 of the lever 72 gradually moves downwards under the driving of the balancing weight 94, make the disinfectant slow from the one-way negative pressure water pocket 92 of being inhaled in disinfectant box 91, need not the manual work frequently to the inside disinfectant that adds of one-way negative pressure water pocket 92, what adopt moreover is that balancing weight 94 drives the structure that push rod 95 moved down, make the speed that the disinfectant got into one-way negative pressure water pocket 92 can not be too fast, avoided the passenger to extrude one-way negative pressure water pocket 92 fast, make the extravagant condition of disinfectant.

The working principle is as follows: the advertisement picture information is changed and sent through the server, meanwhile, the system can also timely modify and update the currently-launched advertisement content for some emergency situations, when the electronic ink screen 2 displays pictures, the running switch of the electronic ink screen 2 can be turned off through the power switch of the electronic ink screen 2, only the display function of the electronic ink screen 2 is reserved, and the software enters a sleep mode, so that the power consumption of the electronic ink screen 2 can be reduced, the energy is saved, the utilization rate of the electric quantity of the battery 5 is improved, by arranging the power generation component 3, after a passenger gets on the vehicle and pulls the pressing handle 31, the pressing handle 31 is downwards moved, the power generation rack 32 arranged at the bottom of the pressing handle 31 is driven to downwards move, the power generation rack 32 transmits the kinetic energy generated when the passenger presses downwards to the second power generation gear 34 through the first power generation gear 33, and because the diameter and the tooth number of the first power generation gear 33 are far larger than those of the second power generation gear 34, therefore, an accelerating gear set is formed, after the kinetic energy when the pressing handle 31 moves downwards is amplified by the accelerating gear set, the kinetic energy is converted into mechanical energy through the input shaft 37 of the small generator 35, the small generator 35 operates to generate electric power to supply power to the battery 5 so as to prolong the working time of the battery 5, the button rod 71 is pressed down before the power generating rack 32 moves downwards through the arrangement of the lever component 7 and the disinfecting component 9, one end of the lever 72 is clamped into the rack clamping groove 38 due to certain toughness of one end of the lever 72 close to the power generating rack 32, meanwhile, one end of the lever 72 close to the power generating rack 32 is driven by the power generating rack 32 to be pressed down due to the lever reinforcing strip 73, the other end of the lever 72 is tilted, meanwhile, the blocking ring 96 clamps the lever clamping groove 77 to enable the push rod 95 to be passively lifted, the water bag pressing plate 93 is lifted, and the one-way negative pressure water bag 92 is pressed, the sterilizing water is sprayed out in a water mist shape from the water bag water outlet 13 to sterilize the hands of passengers, meanwhile, the spring rod sliding groove 10 and the button rod sliding groove 11 which are arranged on the inner wall of the handle shell 1 are arranged, the stability of the lever 72 in operation can be effectively improved, after the use, the hands leave the pressing handle 31, the restraint disappearing push rod 95 for the lever 72 is gradually moved downwards under the drive of the balancing weight 94, the sterilizing water is slowly sucked into the one-way negative pressure water bag 92 from the sterilizing water box 91, and the manual operation is not needed to frequently add the sterilizing water into the one-way negative pressure water bag 92.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.